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-rw-r--r--drivers/misc/habanalabs/goya/goya.c146
-rw-r--r--drivers/misc/habanalabs/goya/goyaP.h19
-rw-r--r--drivers/misc/habanalabs/habanalabs.h4
3 files changed, 88 insertions, 81 deletions
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index c6b9d4aabef6..aaa05662ca9f 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -78,7 +78,6 @@
#define GOYA_RESET_WAIT_MSEC 1 /* 1ms */
#define GOYA_CPU_RESET_WAIT_MSEC 100 /* 100ms */
#define GOYA_PLDM_RESET_WAIT_MSEC 1000 /* 1s */
-#define GOYA_CPU_TIMEOUT_USEC 10000000 /* 10s */
#define GOYA_TEST_QUEUE_WAIT_USEC 100000 /* 100ms */
#define GOYA_PLDM_MMU_TIMEOUT_USEC (MMU_CONFIG_TIMEOUT_USEC * 100)
#define GOYA_PLDM_QMAN0_TIMEOUT_USEC (HL_DEVICE_TIMEOUT_USEC * 30)
@@ -298,12 +297,6 @@ static u32 goya_all_events[] = {
GOYA_ASYNC_EVENT_ID_DMA_BM_CH4
};
-static void goya_mmu_prepare(struct hl_device *hdev, u32 asid);
-static int goya_mmu_clear_pgt_range(struct hl_device *hdev);
-static int goya_mmu_set_dram_default_page(struct hl_device *hdev);
-static int goya_mmu_update_asid_hop0_addr(struct hl_device *hdev, u32 asid,
- u64 phys_addr);
-
static void goya_get_fixed_properties(struct hl_device *hdev)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
@@ -511,6 +504,28 @@ static int goya_early_fini(struct hl_device *hdev)
return 0;
}
+static void goya_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid)
+{
+ /* mask to zero the MMBP and ASID bits */
+ WREG32_AND(reg, ~0x7FF);
+ WREG32_OR(reg, asid);
+}
+
+static void goya_qman0_set_security(struct hl_device *hdev, bool secure)
+{
+ struct goya_device *goya = hdev->asic_specific;
+
+ if (!(goya->hw_cap_initialized & HW_CAP_MMU))
+ return;
+
+ if (secure)
+ WREG32(mmDMA_QM_0_GLBL_PROT, QMAN_DMA_FULLY_TRUSTED);
+ else
+ WREG32(mmDMA_QM_0_GLBL_PROT, QMAN_DMA_PARTLY_TRUSTED);
+
+ RREG32(mmDMA_QM_0_GLBL_PROT);
+}
+
/*
* goya_fetch_psoc_frequency - Fetch PSOC frequency values
*
@@ -633,6 +648,9 @@ static int goya_sw_init(struct hl_device *hdev)
goya->tpc_clk = GOYA_PLL_FREQ_LOW;
goya->ic_clk = GOYA_PLL_FREQ_LOW;
+ goya->mmu_prepare_reg = goya_mmu_prepare_reg;
+ goya->qman0_set_security = goya_qman0_set_security;
+
hdev->asic_specific = goya;
/* Create DMA pool for small allocations */
@@ -2324,6 +2342,38 @@ out:
return 0;
}
+static int goya_mmu_update_asid_hop0_addr(struct hl_device *hdev, u32 asid,
+ u64 phys_addr)
+{
+ u32 status, timeout_usec;
+ int rc;
+
+ if (hdev->pldm)
+ timeout_usec = GOYA_PLDM_MMU_TIMEOUT_USEC;
+ else
+ timeout_usec = MMU_CONFIG_TIMEOUT_USEC;
+
+ WREG32(MMU_HOP0_PA43_12, phys_addr >> MMU_HOP0_PA43_12_SHIFT);
+ WREG32(MMU_HOP0_PA49_44, phys_addr >> MMU_HOP0_PA49_44_SHIFT);
+ WREG32(MMU_ASID_BUSY, 0x80000000 | asid);
+
+ rc = hl_poll_timeout(
+ hdev,
+ MMU_ASID_BUSY,
+ status,
+ !(status & 0x80000000),
+ 1000,
+ timeout_usec);
+
+ if (rc) {
+ dev_err(hdev->dev,
+ "Timeout during MMU hop0 config of asid %d\n", asid);
+ return rc;
+ }
+
+ return 0;
+}
+
static int goya_mmu_init(struct hl_device *hdev)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
@@ -2798,10 +2848,7 @@ static int goya_send_job_on_qman0(struct hl_device *hdev, struct hl_cs_job *job)
*fence_ptr = 0;
- if (goya->hw_cap_initialized & HW_CAP_MMU) {
- WREG32(mmDMA_QM_0_GLBL_PROT, QMAN_DMA_FULLY_TRUSTED);
- RREG32(mmDMA_QM_0_GLBL_PROT);
- }
+ goya->qman0_set_security(hdev, true);
/*
* goya cs parser saves space for 2xpacket_msg_prot at end of CB. For
@@ -2843,10 +2890,7 @@ free_fence_ptr:
hdev->asic_funcs->dma_pool_free(hdev, (void *) fence_ptr,
fence_dma_addr);
- if (goya->hw_cap_initialized & HW_CAP_MMU) {
- WREG32(mmDMA_QM_0_GLBL_PROT, QMAN_DMA_PARTLY_TRUSTED);
- RREG32(mmDMA_QM_0_GLBL_PROT);
- }
+ goya->qman0_set_security(hdev, false);
return rc;
}
@@ -2953,7 +2997,7 @@ int goya_test_cpu_queue(struct hl_device *hdev)
return hl_fw_test_cpu_queue(hdev);
}
-static int goya_test_queues(struct hl_device *hdev)
+int goya_test_queues(struct hl_device *hdev)
{
int i, rc, ret_val = 0;
@@ -2987,14 +3031,14 @@ static void goya_dma_pool_free(struct hl_device *hdev, void *vaddr,
dma_pool_free(hdev->dma_pool, vaddr, dma_addr);
}
-static void *goya_cpu_accessible_dma_pool_alloc(struct hl_device *hdev,
- size_t size, dma_addr_t *dma_handle)
+void *goya_cpu_accessible_dma_pool_alloc(struct hl_device *hdev, size_t size,
+ dma_addr_t *dma_handle)
{
return hl_fw_cpu_accessible_dma_pool_alloc(hdev, size, dma_handle);
}
-static void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev,
- size_t size, void *vaddr)
+void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size,
+ void *vaddr)
{
hl_fw_cpu_accessible_dma_pool_free(hdev, size, vaddr);
}
@@ -4211,8 +4255,8 @@ static int goya_unmask_irq_arr(struct hl_device *hdev, u32 *irq_arr,
pkt->armcp_pkt.ctl = cpu_to_le32(ARMCP_PACKET_UNMASK_RAZWI_IRQ_ARRAY <<
ARMCP_PKT_CTL_OPCODE_SHIFT);
- rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) pkt,
- total_pkt_size, HL_DEVICE_TIMEOUT_USEC, &result);
+ rc = goya_send_cpu_message(hdev, (u32 *) pkt, total_pkt_size,
+ HL_DEVICE_TIMEOUT_USEC, &result);
if (rc)
dev_err(hdev->dev, "failed to unmask IRQ array\n");
@@ -4244,7 +4288,7 @@ static int goya_unmask_irq(struct hl_device *hdev, u16 event_type)
ARMCP_PKT_CTL_OPCODE_SHIFT);
pkt.value = cpu_to_le64(event_type);
- rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
+ rc = goya_send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
HL_DEVICE_TIMEOUT_USEC, &result);
if (rc)
@@ -4466,7 +4510,7 @@ static int goya_context_switch(struct hl_device *hdev, u32 asid)
return 0;
}
-static int goya_mmu_clear_pgt_range(struct hl_device *hdev)
+int goya_mmu_clear_pgt_range(struct hl_device *hdev)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
struct goya_device *goya = hdev->asic_specific;
@@ -4480,7 +4524,7 @@ static int goya_mmu_clear_pgt_range(struct hl_device *hdev)
return goya_memset_device_memory(hdev, addr, size, 0, true);
}
-static int goya_mmu_set_dram_default_page(struct hl_device *hdev)
+int goya_mmu_set_dram_default_page(struct hl_device *hdev)
{
struct goya_device *goya = hdev->asic_specific;
u64 addr = hdev->asic_prop.mmu_dram_default_page_addr;
@@ -4493,7 +4537,7 @@ static int goya_mmu_set_dram_default_page(struct hl_device *hdev)
return goya_memset_device_memory(hdev, addr, size, val, true);
}
-static void goya_mmu_prepare(struct hl_device *hdev, u32 asid)
+void goya_mmu_prepare(struct hl_device *hdev, u32 asid)
{
struct goya_device *goya = hdev->asic_specific;
int i;
@@ -4507,10 +4551,8 @@ static void goya_mmu_prepare(struct hl_device *hdev, u32 asid)
}
/* zero the MMBP and ASID bits and then set the ASID */
- for (i = 0 ; i < GOYA_MMU_REGS_NUM ; i++) {
- WREG32_AND(goya_mmu_regs[i], ~0x7FF);
- WREG32_OR(goya_mmu_regs[i], asid);
- }
+ for (i = 0 ; i < GOYA_MMU_REGS_NUM ; i++)
+ goya->mmu_prepare_reg(hdev, goya_mmu_regs[i], asid);
}
static void goya_mmu_invalidate_cache(struct hl_device *hdev, bool is_hard)
@@ -4601,38 +4643,6 @@ static void goya_mmu_invalidate_cache_range(struct hl_device *hdev,
"Timeout when waiting for MMU cache invalidation\n");
}
-static int goya_mmu_update_asid_hop0_addr(struct hl_device *hdev, u32 asid,
- u64 phys_addr)
-{
- u32 status, timeout_usec;
- int rc;
-
- if (hdev->pldm)
- timeout_usec = GOYA_PLDM_MMU_TIMEOUT_USEC;
- else
- timeout_usec = MMU_CONFIG_TIMEOUT_USEC;
-
- WREG32(MMU_HOP0_PA43_12, phys_addr >> MMU_HOP0_PA43_12_SHIFT);
- WREG32(MMU_HOP0_PA49_44, phys_addr >> MMU_HOP0_PA49_44_SHIFT);
- WREG32(MMU_ASID_BUSY, 0x80000000 | asid);
-
- rc = hl_poll_timeout(
- hdev,
- MMU_ASID_BUSY,
- status,
- !(status & 0x80000000),
- 1000,
- timeout_usec);
-
- if (rc) {
- dev_err(hdev->dev,
- "Timeout during MMU hop0 config of asid %d\n", asid);
- return rc;
- }
-
- return 0;
-}
-
int goya_send_heartbeat(struct hl_device *hdev)
{
struct goya_device *goya = hdev->asic_specific;
@@ -4674,16 +4684,6 @@ int goya_armcp_info_get(struct hl_device *hdev)
return 0;
}
-static void goya_init_clock_gating(struct hl_device *hdev)
-{
-
-}
-
-static void goya_disable_clock_gating(struct hl_device *hdev)
-{
-
-}
-
static bool goya_is_device_idle(struct hl_device *hdev, char *buf, size_t size)
{
u64 offset, dma_qm_reg, tpc_qm_reg, tpc_cmdq_reg, tpc_cfg_reg;
@@ -4814,8 +4814,6 @@ static const struct hl_asic_funcs goya_funcs = {
.mmu_invalidate_cache = goya_mmu_invalidate_cache,
.mmu_invalidate_cache_range = goya_mmu_invalidate_cache_range,
.send_heartbeat = goya_send_heartbeat,
- .enable_clock_gating = goya_init_clock_gating,
- .disable_clock_gating = goya_disable_clock_gating,
.debug_coresight = goya_debug_coresight,
.is_device_idle = goya_is_device_idle,
.soft_reset_late_init = goya_soft_reset_late_init,
diff --git a/drivers/misc/habanalabs/goya/goyaP.h b/drivers/misc/habanalabs/goya/goyaP.h
index 2a6cdca744dd..b572e0263ac5 100644
--- a/drivers/misc/habanalabs/goya/goyaP.h
+++ b/drivers/misc/habanalabs/goya/goyaP.h
@@ -39,11 +39,13 @@
#error "Number of MSIX interrupts must be smaller or equal to GOYA_MSIX_ENTRIES"
#endif
-#define QMAN_FENCE_TIMEOUT_USEC 10000 /* 10 ms */
+#define QMAN_FENCE_TIMEOUT_USEC 10000 /* 10 ms */
-#define QMAN_STOP_TIMEOUT_USEC 100000 /* 100 ms */
+#define QMAN_STOP_TIMEOUT_USEC 100000 /* 100 ms */
-#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */
+#define CORESIGHT_TIMEOUT_USEC 100000 /* 100 ms */
+
+#define GOYA_CPU_TIMEOUT_USEC 10000000 /* 10s */
#define TPC_ENABLED_MASK 0xFF
@@ -145,6 +147,9 @@ enum goya_fw_component {
};
struct goya_device {
+ void (*mmu_prepare_reg)(struct hl_device *hdev, u64 reg, u32 asid);
+ void (*qman0_set_security)(struct hl_device *hdev, bool secure);
+
/* TODO: remove hw_queues_lock after moving to scheduler code */
spinlock_t hw_queues_lock;
@@ -180,6 +185,10 @@ void goya_init_security(struct hl_device *hdev);
int goya_debug_coresight(struct hl_device *hdev, void *data);
u64 goya_get_max_power(struct hl_device *hdev);
void goya_set_max_power(struct hl_device *hdev, u64 value);
+int goya_test_queues(struct hl_device *hdev);
+void goya_mmu_prepare(struct hl_device *hdev, u32 asid);
+int goya_mmu_clear_pgt_range(struct hl_device *hdev);
+int goya_mmu_set_dram_default_page(struct hl_device *hdev);
void goya_late_fini(struct hl_device *hdev);
int goya_suspend(struct hl_device *hdev);
@@ -195,5 +204,9 @@ void *goya_get_int_queue_base(struct hl_device *hdev, u32 queue_id,
u32 goya_get_dma_desc_list_size(struct hl_device *hdev, struct sg_table *sgt);
int goya_test_queue(struct hl_device *hdev, u32 hw_queue_id);
int goya_send_heartbeat(struct hl_device *hdev);
+void *goya_cpu_accessible_dma_pool_alloc(struct hl_device *hdev, size_t size,
+ dma_addr_t *dma_handle);
+void goya_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size,
+ void *vaddr);
#endif /* GOYAP_H_ */
diff --git a/drivers/misc/habanalabs/habanalabs.h b/drivers/misc/habanalabs/habanalabs.h
index 18a03657780a..535d4f9531f6 100644
--- a/drivers/misc/habanalabs/habanalabs.h
+++ b/drivers/misc/habanalabs/habanalabs.h
@@ -481,8 +481,6 @@ enum hl_pll_frequency {
* @mmu_invalidate_cache_range: flush specific MMU STLB cache lines with
* ASID-VA-size mask.
* @send_heartbeat: send is-alive packet to ArmCP and verify response.
- * @enable_clock_gating: enable clock gating for reducing power consumption.
- * @disable_clock_gating: disable clock for accessing registers on HBW.
* @debug_coresight: perform certain actions on Coresight for debugging.
* @is_device_idle: return true if device is idle, false otherwise.
* @soft_reset_late_init: perform certain actions needed after soft reset.
@@ -556,8 +554,6 @@ struct hl_asic_funcs {
void (*mmu_invalidate_cache_range)(struct hl_device *hdev, bool is_hard,
u32 asid, u64 va, u64 size);
int (*send_heartbeat)(struct hl_device *hdev);
- void (*enable_clock_gating)(struct hl_device *hdev);
- void (*disable_clock_gating)(struct hl_device *hdev);
int (*debug_coresight)(struct hl_device *hdev, void *data);
bool (*is_device_idle)(struct hl_device *hdev, char *buf, size_t size);
int (*soft_reset_late_init)(struct hl_device *hdev);
generated by cgit (git 2.34.1) at 2025-07-15 00:23:29 +0000