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-rw-r--r--drivers/usb/chipidea/ci_hdrc_tegra.c53
-rw-r--r--drivers/usb/gadget/function/f_fs.c9
-rw-r--r--drivers/usb/host/xhci-pci.c5
-rw-r--r--drivers/usb/mtu3/mtu3_gadget.c12
-rw-r--r--drivers/usb/mtu3/mtu3_qmu.c7
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c4
6 files changed, 75 insertions, 15 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_tegra.c b/drivers/usb/chipidea/ci_hdrc_tegra.c
index 60361141ac04..a72a9474afea 100644
--- a/drivers/usb/chipidea/ci_hdrc_tegra.c
+++ b/drivers/usb/chipidea/ci_hdrc_tegra.c
@@ -7,6 +7,7 @@
#include <linux/io.h>
#include <linux/module.h>
#include <linux/of_device.h>
+#include <linux/pm_runtime.h>
#include <linux/reset.h>
#include <linux/usb.h>
@@ -15,6 +16,8 @@
#include <linux/usb/of.h>
#include <linux/usb/phy.h>
+#include <soc/tegra/common.h>
+
#include "../host/ehci.h"
#include "ci.h"
@@ -278,6 +281,8 @@ static int tegra_usb_probe(struct platform_device *pdev)
if (!usb)
return -ENOMEM;
+ platform_set_drvdata(pdev, usb);
+
soc = of_device_get_match_data(&pdev->dev);
if (!soc) {
dev_err(&pdev->dev, "failed to match OF data\n");
@@ -296,11 +301,14 @@ static int tegra_usb_probe(struct platform_device *pdev)
return err;
}
- err = clk_prepare_enable(usb->clk);
- if (err < 0) {
- dev_err(&pdev->dev, "failed to enable clock: %d\n", err);
+ err = devm_tegra_core_dev_init_opp_table_common(&pdev->dev);
+ if (err)
+ return err;
+
+ pm_runtime_enable(&pdev->dev);
+ err = pm_runtime_resume_and_get(&pdev->dev);
+ if (err)
return err;
- }
if (device_property_present(&pdev->dev, "nvidia,needs-double-reset"))
usb->needs_double_reset = true;
@@ -320,8 +328,6 @@ static int tegra_usb_probe(struct platform_device *pdev)
if (err)
goto fail_power_off;
- platform_set_drvdata(pdev, usb);
-
/* setup and register ChipIdea HDRC device */
usb->soc = soc;
usb->data.name = "tegra-usb";
@@ -350,7 +356,9 @@ static int tegra_usb_probe(struct platform_device *pdev)
phy_shutdown:
usb_phy_shutdown(usb->phy);
fail_power_off:
- clk_disable_unprepare(usb->clk);
+ pm_runtime_put_sync_suspend(&pdev->dev);
+ pm_runtime_force_suspend(&pdev->dev);
+
return err;
}
@@ -360,15 +368,46 @@ static int tegra_usb_remove(struct platform_device *pdev)
ci_hdrc_remove_device(usb->dev);
usb_phy_shutdown(usb->phy);
+
+ pm_runtime_put_sync_suspend(&pdev->dev);
+ pm_runtime_force_suspend(&pdev->dev);
+
+ return 0;
+}
+
+static int __maybe_unused tegra_usb_runtime_resume(struct device *dev)
+{
+ struct tegra_usb *usb = dev_get_drvdata(dev);
+ int err;
+
+ err = clk_prepare_enable(usb->clk);
+ if (err < 0) {
+ dev_err(dev, "failed to enable clock: %d\n", err);
+ return err;
+ }
+
+ return 0;
+}
+
+static int __maybe_unused tegra_usb_runtime_suspend(struct device *dev)
+{
+ struct tegra_usb *usb = dev_get_drvdata(dev);
+
clk_disable_unprepare(usb->clk);
return 0;
}
+static const struct dev_pm_ops tegra_usb_pm = {
+ SET_RUNTIME_PM_OPS(tegra_usb_runtime_suspend, tegra_usb_runtime_resume,
+ NULL)
+};
+
static struct platform_driver tegra_usb_driver = {
.driver = {
.name = "tegra-usb",
.of_match_table = tegra_usb_of_match,
+ .pm = &tegra_usb_pm,
},
.probe = tegra_usb_probe,
.remove = tegra_usb_remove,
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index e20c19a0f106..a7e069b18544 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -1773,11 +1773,15 @@ static void ffs_data_clear(struct ffs_data *ffs)
BUG_ON(ffs->gadget);
- if (ffs->epfiles)
+ if (ffs->epfiles) {
ffs_epfiles_destroy(ffs->epfiles, ffs->eps_count);
+ ffs->epfiles = NULL;
+ }
- if (ffs->ffs_eventfd)
+ if (ffs->ffs_eventfd) {
eventfd_ctx_put(ffs->ffs_eventfd);
+ ffs->ffs_eventfd = NULL;
+ }
kfree(ffs->raw_descs_data);
kfree(ffs->raw_strings);
@@ -1790,7 +1794,6 @@ static void ffs_data_reset(struct ffs_data *ffs)
ffs_data_clear(ffs);
- ffs->epfiles = NULL;
ffs->raw_descs_data = NULL;
ffs->raw_descs = NULL;
ffs->raw_strings = NULL;
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 3af017883231..5c351970cdf1 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -123,7 +123,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
/* Look for vendor-specific quirks */
if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
(pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK ||
- pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100 ||
pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1400)) {
if (pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
pdev->revision == 0x0) {
@@ -158,6 +157,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1009)
xhci->quirks |= XHCI_BROKEN_STREAMS;
+ if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
+ pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_FL1100)
+ xhci->quirks |= XHCI_TRUST_TX_LENGTH;
+
if (pdev->vendor == PCI_VENDOR_ID_NEC)
xhci->quirks |= XHCI_NEC_HOST;
diff --git a/drivers/usb/mtu3/mtu3_gadget.c b/drivers/usb/mtu3/mtu3_gadget.c
index a9a65b4bbfed..9977600616d7 100644
--- a/drivers/usb/mtu3/mtu3_gadget.c
+++ b/drivers/usb/mtu3/mtu3_gadget.c
@@ -77,7 +77,7 @@ static int mtu3_ep_enable(struct mtu3_ep *mep)
if (usb_endpoint_xfer_int(desc) ||
usb_endpoint_xfer_isoc(desc)) {
interval = desc->bInterval;
- interval = clamp_val(interval, 1, 16) - 1;
+ interval = clamp_val(interval, 1, 16);
if (usb_endpoint_xfer_isoc(desc) && comp_desc)
mult = comp_desc->bmAttributes;
}
@@ -89,10 +89,17 @@ static int mtu3_ep_enable(struct mtu3_ep *mep)
if (usb_endpoint_xfer_isoc(desc) ||
usb_endpoint_xfer_int(desc)) {
interval = desc->bInterval;
- interval = clamp_val(interval, 1, 16) - 1;
+ interval = clamp_val(interval, 1, 16);
mult = usb_endpoint_maxp_mult(desc) - 1;
}
break;
+ case USB_SPEED_FULL:
+ if (usb_endpoint_xfer_isoc(desc))
+ interval = clamp_val(desc->bInterval, 1, 16);
+ else if (usb_endpoint_xfer_int(desc))
+ interval = clamp_val(desc->bInterval, 1, 255);
+
+ break;
default:
break; /*others are ignored */
}
@@ -235,6 +242,7 @@ struct usb_request *mtu3_alloc_request(struct usb_ep *ep, gfp_t gfp_flags)
mreq->request.dma = DMA_ADDR_INVALID;
mreq->epnum = mep->epnum;
mreq->mep = mep;
+ INIT_LIST_HEAD(&mreq->list);
trace_mtu3_alloc_request(mreq);
return &mreq->request;
diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c
index 3f414f91b589..2ea3157ddb6e 100644
--- a/drivers/usb/mtu3/mtu3_qmu.c
+++ b/drivers/usb/mtu3/mtu3_qmu.c
@@ -273,6 +273,8 @@ static int mtu3_prepare_tx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq)
gpd->dw3_info |= cpu_to_le32(GPD_EXT_FLAG_ZLP);
}
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO);
mreq->gpd = gpd;
@@ -306,6 +308,8 @@ static int mtu3_prepare_rx_gpd(struct mtu3_ep *mep, struct mtu3_request *mreq)
gpd->next_gpd = cpu_to_le32(lower_32_bits(enq_dma));
ext_addr |= GPD_EXT_NGP(mtu, upper_32_bits(enq_dma));
gpd->dw3_info = cpu_to_le32(ext_addr);
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
gpd->dw0_info |= cpu_to_le32(GPD_FLAGS_IOC | GPD_FLAGS_HWO);
mreq->gpd = gpd;
@@ -445,7 +449,8 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum)
return;
}
mtu3_setbits(mbase, MU3D_EP_TXCR0(mep->epnum), TX_TXPKTRDY);
-
+ /* prevent reorder, make sure GPD's HWO is set last */
+ mb();
/* by pass the current GDP */
gpd_current->dw0_info |= cpu_to_le32(GPD_FLAGS_BPS | GPD_FLAGS_HWO);
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index 6aa28384f77f..08561bf7c40c 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -1150,7 +1150,9 @@ static int ucsi_register_port(struct ucsi *ucsi, int index)
ret = 0;
}
- if (UCSI_CONSTAT_PWR_OPMODE(con->status.flags) == UCSI_CONSTAT_PWR_OPMODE_PD) {
+ if (con->partner &&
+ UCSI_CONSTAT_PWR_OPMODE(con->status.flags) ==
+ UCSI_CONSTAT_PWR_OPMODE_PD) {
ucsi_get_src_pdos(con);
ucsi_check_altmodes(con);
}
generated by cgit (git 2.34.1) at 2026-01-01 06:30:43 +0000