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-rw-r--r--drivers/usb/chipidea/ci_hdrc_imx.c3
-rw-r--r--drivers/usb/chipidea/usbmisc_imx.c23
-rw-r--r--drivers/usb/core/hcd.c28
-rw-r--r--drivers/usb/core/quirks.c1
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c2
-rw-r--r--drivers/usb/dwc3/ep0.c20
-rw-r--r--drivers/usb/dwc3/gadget.c19
-rw-r--r--drivers/usb/gadget/udc/tegra-xudc.c9
-rw-r--r--drivers/usb/host/xhci-hub.c3
-rw-r--r--drivers/usb/host/xhci-mem.c22
-rw-r--r--drivers/usb/host/xhci-pci-renesas.c7
-rw-r--r--drivers/usb/host/xhci-ring.c9
-rw-r--r--drivers/usb/host/xhci.c23
-rw-r--r--drivers/usb/host/xhci.h3
-rw-r--r--drivers/usb/storage/realtek_cr.c2
-rw-r--r--drivers/usb/storage/unusual_devs.h29
-rw-r--r--drivers/usb/typec/tcpm/fusb302.c12
-rw-r--r--drivers/usb/typec/tcpm/maxim_contaminant.c58
-rw-r--r--drivers/usb/typec/tcpm/tcpci_maxim.h1
19 files changed, 215 insertions, 59 deletions
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index e1ec9b38f5b9..d7c2a1a3c271 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -338,7 +338,8 @@ static int ci_hdrc_imx_notify_event(struct ci_hdrc *ci, unsigned int event)
schedule_work(&ci->usb_phy->chg_work);
break;
case CI_HDRC_CONTROLLER_PULLUP_EVENT:
- if (ci->role == CI_ROLE_GADGET)
+ if (ci->role == CI_ROLE_GADGET &&
+ ci->gadget.speed == USB_SPEED_HIGH)
imx_usbmisc_pullup(data->usbmisc_data,
ci->gadget.connected);
break;
diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c
index 3d20c5e76c6a..b1418885707c 100644
--- a/drivers/usb/chipidea/usbmisc_imx.c
+++ b/drivers/usb/chipidea/usbmisc_imx.c
@@ -1068,15 +1068,24 @@ static void usbmisc_imx7d_pullup(struct imx_usbmisc_data *data, bool on)
unsigned long flags;
u32 val;
+ if (on)
+ return;
+
spin_lock_irqsave(&usbmisc->lock, flags);
val = readl(usbmisc->base + MX7D_USBNC_USB_CTRL2);
- if (!on) {
- val &= ~MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_MASK;
- val |= MX7D_USBNC_USB_CTRL2_OPMODE(1);
- val |= MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_EN;
- } else {
- val &= ~MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_EN;
- }
+ val &= ~MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_MASK;
+ val |= MX7D_USBNC_USB_CTRL2_OPMODE(1);
+ val |= MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_EN;
+ writel(val, usbmisc->base + MX7D_USBNC_USB_CTRL2);
+ spin_unlock_irqrestore(&usbmisc->lock, flags);
+
+ /* Last for at least 1 micro-frame to let host see disconnect signal */
+ usleep_range(125, 150);
+
+ spin_lock_irqsave(&usbmisc->lock, flags);
+ val &= ~MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_MASK;
+ val |= MX7D_USBNC_USB_CTRL2_OPMODE(0);
+ val &= ~MX7D_USBNC_USB_CTRL2_OPMODE_OVERRIDE_EN;
writel(val, usbmisc->base + MX7D_USBNC_USB_CTRL2);
spin_unlock_irqrestore(&usbmisc->lock, flags);
}
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 03771bbc6c01..9dd79769cad1 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1636,7 +1636,6 @@ static void __usb_hcd_giveback_urb(struct urb *urb)
struct usb_hcd *hcd = bus_to_hcd(urb->dev->bus);
struct usb_anchor *anchor = urb->anchor;
int status = urb->unlinked;
- unsigned long flags;
urb->hcpriv = NULL;
if (unlikely((urb->transfer_flags & URB_SHORT_NOT_OK) &&
@@ -1654,14 +1653,13 @@ static void __usb_hcd_giveback_urb(struct urb *urb)
/* pass ownership to the completion handler */
urb->status = status;
/*
- * Only collect coverage in the softirq context and disable interrupts
- * to avoid scenarios with nested remote coverage collection sections
- * that KCOV does not support.
- * See the comment next to kcov_remote_start_usb_softirq() for details.
+ * This function can be called in task context inside another remote
+ * coverage collection section, but kcov doesn't support that kind of
+ * recursion yet. Only collect coverage in softirq context for now.
*/
- flags = kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum);
+ kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum);
urb->complete(urb);
- kcov_remote_stop_softirq(flags);
+ kcov_remote_stop_softirq();
usb_anchor_resume_wakeups(anchor);
atomic_dec(&urb->use_count);
@@ -1719,10 +1717,10 @@ static void usb_giveback_urb_bh(struct work_struct *work)
* @urb: urb being returned to the USB device driver.
* @status: completion status code for the URB.
*
- * Context: atomic. The completion callback is invoked in caller's context.
- * For HCDs with HCD_BH flag set, the completion callback is invoked in BH
- * context (except for URBs submitted to the root hub which always complete in
- * caller's context).
+ * Context: atomic. The completion callback is invoked either in a work queue
+ * (BH) context or in the caller's context, depending on whether the HCD_BH
+ * flag is set in the @hcd structure, except that URBs submitted to the
+ * root hub always complete in BH context.
*
* This hands the URB from HCD to its USB device driver, using its
* completion function. The HCD has freed all per-urb resources
@@ -2166,7 +2164,7 @@ static struct urb *request_single_step_set_feature_urb(
urb->complete = usb_ehset_completion;
urb->status = -EINPROGRESS;
urb->actual_length = 0;
- urb->transfer_flags = URB_DIR_IN;
+ urb->transfer_flags = URB_DIR_IN | URB_NO_TRANSFER_DMA_MAP;
usb_get_urb(urb);
atomic_inc(&urb->use_count);
atomic_inc(&urb->dev->urbnum);
@@ -2230,9 +2228,15 @@ int ehset_single_step_set_feature(struct usb_hcd *hcd, int port)
/* Complete remaining DATA and STATUS stages using the same URB */
urb->status = -EINPROGRESS;
+ urb->transfer_flags &= ~URB_NO_TRANSFER_DMA_MAP;
usb_get_urb(urb);
atomic_inc(&urb->use_count);
atomic_inc(&urb->dev->urbnum);
+ if (map_urb_for_dma(hcd, urb, GFP_KERNEL)) {
+ usb_put_urb(urb);
+ goto out1;
+ }
+
retval = hcd->driver->submit_single_step_set_feature(hcd, urb, 0);
if (!retval && !wait_for_completion_timeout(&done,
msecs_to_jiffies(2000))) {
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index ff0ff95d5cca..f5bc53875330 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -371,6 +371,7 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x0781, 0x5591), .driver_info = USB_QUIRK_NO_LPM },
/* SanDisk Corp. SanDisk 3.2Gen1 */
+ { USB_DEVICE(0x0781, 0x5596), .driver_info = USB_QUIRK_DELAY_INIT },
{ USB_DEVICE(0x0781, 0x55a3), .driver_info = USB_QUIRK_DELAY_INIT },
/* SanDisk Extreme 55AE */
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 54a4ee2b90b7..39c72cb52ce7 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -41,6 +41,7 @@
#define PCI_DEVICE_ID_INTEL_TGPLP 0xa0ee
#define PCI_DEVICE_ID_INTEL_TGPH 0x43ee
#define PCI_DEVICE_ID_INTEL_JSP 0x4dee
+#define PCI_DEVICE_ID_INTEL_WCL 0x4d7e
#define PCI_DEVICE_ID_INTEL_ADL 0x460e
#define PCI_DEVICE_ID_INTEL_ADL_PCH 0x51ee
#define PCI_DEVICE_ID_INTEL_ADLN 0x465e
@@ -431,6 +432,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
{ PCI_DEVICE_DATA(INTEL, TGPLP, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, TGPH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, JSP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, WCL, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADL, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADL_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADLN, &dwc3_pci_intel_swnode) },
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index 666ac432f52d..b4229aa13f37 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -288,7 +288,9 @@ void dwc3_ep0_out_start(struct dwc3 *dwc)
dwc3_ep0_prepare_one_trb(dep, dwc->ep0_trb_addr, 8,
DWC3_TRBCTL_CONTROL_SETUP, false);
ret = dwc3_ep0_start_trans(dep);
- WARN_ON(ret < 0);
+ if (ret < 0)
+ dev_err(dwc->dev, "ep0 out start transfer failed: %d\n", ret);
+
for (i = 2; i < DWC3_ENDPOINTS_NUM; i++) {
struct dwc3_ep *dwc3_ep;
@@ -1061,7 +1063,9 @@ static void __dwc3_ep0_do_control_data(struct dwc3 *dwc,
ret = dwc3_ep0_start_trans(dep);
}
- WARN_ON(ret < 0);
+ if (ret < 0)
+ dev_err(dwc->dev,
+ "ep0 data phase start transfer failed: %d\n", ret);
}
static int dwc3_ep0_start_control_status(struct dwc3_ep *dep)
@@ -1078,7 +1082,12 @@ static int dwc3_ep0_start_control_status(struct dwc3_ep *dep)
static void __dwc3_ep0_do_control_status(struct dwc3 *dwc, struct dwc3_ep *dep)
{
- WARN_ON(dwc3_ep0_start_control_status(dep));
+ int ret;
+
+ ret = dwc3_ep0_start_control_status(dep);
+ if (ret)
+ dev_err(dwc->dev,
+ "ep0 status phase start transfer failed: %d\n", ret);
}
static void dwc3_ep0_do_control_status(struct dwc3 *dwc,
@@ -1121,7 +1130,10 @@ void dwc3_ep0_end_control_data(struct dwc3 *dwc, struct dwc3_ep *dep)
cmd |= DWC3_DEPCMD_PARAM(dep->resource_index);
memset(&params, 0, sizeof(params));
ret = dwc3_send_gadget_ep_cmd(dep, cmd, &params);
- WARN_ON_ONCE(ret);
+ if (ret)
+ dev_err_ratelimited(dwc->dev,
+ "ep0 data phase end transfer failed: %d\n", ret);
+
dep->resource_index = 0;
}
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 25db36c63951..554f997eb8c4 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1772,7 +1772,11 @@ static int __dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, bool int
dep->flags |= DWC3_EP_DELAY_STOP;
return 0;
}
- WARN_ON_ONCE(ret);
+
+ if (ret)
+ dev_err_ratelimited(dep->dwc->dev,
+ "end transfer failed: %d\n", ret);
+
dep->resource_index = 0;
if (!interrupt)
@@ -3777,6 +3781,15 @@ static void dwc3_gadget_endpoint_transfer_complete(struct dwc3_ep *dep,
static void dwc3_gadget_endpoint_transfer_not_ready(struct dwc3_ep *dep,
const struct dwc3_event_depevt *event)
{
+ /*
+ * During a device-initiated disconnect, a late xferNotReady event can
+ * be generated after the End Transfer command resets the event filter,
+ * but before the controller is halted. Ignore it to prevent a new
+ * transfer from starting.
+ */
+ if (!dep->dwc->connected)
+ return;
+
dwc3_gadget_endpoint_frame_from_event(dep, event);
/*
@@ -4039,7 +4052,9 @@ static void dwc3_clear_stall_all_ep(struct dwc3 *dwc)
dep->flags &= ~DWC3_EP_STALL;
ret = dwc3_send_clear_stall_ep_cmd(dep);
- WARN_ON_ONCE(ret);
+ if (ret)
+ dev_err_ratelimited(dwc->dev,
+ "failed to clear STALL on %s\n", dep->name);
}
}
diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
index 2957316fd3d0..1d3085cc9d22 100644
--- a/drivers/usb/gadget/udc/tegra-xudc.c
+++ b/drivers/usb/gadget/udc/tegra-xudc.c
@@ -502,6 +502,7 @@ struct tegra_xudc {
struct clk_bulk_data *clks;
bool device_mode;
+ bool current_device_mode;
struct work_struct usb_role_sw_work;
struct phy **usb3_phy;
@@ -715,6 +716,8 @@ static void tegra_xudc_device_mode_on(struct tegra_xudc *xudc)
phy_set_mode_ext(xudc->curr_utmi_phy, PHY_MODE_USB_OTG,
USB_ROLE_DEVICE);
+
+ xudc->current_device_mode = true;
}
static void tegra_xudc_device_mode_off(struct tegra_xudc *xudc)
@@ -725,6 +728,8 @@ static void tegra_xudc_device_mode_off(struct tegra_xudc *xudc)
dev_dbg(xudc->dev, "device mode off\n");
+ xudc->current_device_mode = false;
+
connected = !!(xudc_readl(xudc, PORTSC) & PORTSC_CCS);
reinit_completion(&xudc->disconnect_complete);
@@ -4044,10 +4049,10 @@ static int __maybe_unused tegra_xudc_resume(struct device *dev)
spin_lock_irqsave(&xudc->lock, flags);
xudc->suspended = false;
+ if (xudc->device_mode != xudc->current_device_mode)
+ schedule_work(&xudc->usb_role_sw_work);
spin_unlock_irqrestore(&xudc->lock, flags);
- schedule_work(&xudc->usb_role_sw_work);
-
pm_runtime_enable(dev);
return 0;
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 92bb84f8132a..b3a59ce1b3f4 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -704,8 +704,7 @@ static int xhci_enter_test_mode(struct xhci_hcd *xhci,
if (!xhci->devs[i])
continue;
- retval = xhci_disable_slot(xhci, i);
- xhci_free_virt_device(xhci, i);
+ retval = xhci_disable_and_free_slot(xhci, i);
if (retval)
xhci_err(xhci, "Failed to disable slot %d, %d. Enter test mode anyway\n",
i, retval);
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 07289333a1e8..81eaad87a3d9 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -865,21 +865,20 @@ free_tts:
* will be manipulated by the configure endpoint, allocate device, or update
* hub functions while this function is removing the TT entries from the list.
*/
-void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
+void xhci_free_virt_device(struct xhci_hcd *xhci, struct xhci_virt_device *dev,
+ int slot_id)
{
- struct xhci_virt_device *dev;
int i;
int old_active_eps = 0;
/* Slot ID 0 is reserved */
- if (slot_id == 0 || !xhci->devs[slot_id])
+ if (slot_id == 0 || !dev)
return;
- dev = xhci->devs[slot_id];
-
- xhci->dcbaa->dev_context_ptrs[slot_id] = 0;
- if (!dev)
- return;
+ /* If device ctx array still points to _this_ device, clear it */
+ if (dev->out_ctx &&
+ xhci->dcbaa->dev_context_ptrs[slot_id] == cpu_to_le64(dev->out_ctx->dma))
+ xhci->dcbaa->dev_context_ptrs[slot_id] = 0;
trace_xhci_free_virt_device(dev);
@@ -920,8 +919,9 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
dev->udev->slot_id = 0;
if (dev->rhub_port && dev->rhub_port->slot_id == slot_id)
dev->rhub_port->slot_id = 0;
- kfree(xhci->devs[slot_id]);
- xhci->devs[slot_id] = NULL;
+ if (xhci->devs[slot_id] == dev)
+ xhci->devs[slot_id] = NULL;
+ kfree(dev);
}
/*
@@ -962,7 +962,7 @@ static void xhci_free_virt_devices_depth_first(struct xhci_hcd *xhci, int slot_i
out:
/* we are now at a leaf device */
xhci_debugfs_remove_slot(xhci, slot_id);
- xhci_free_virt_device(xhci, slot_id);
+ xhci_free_virt_device(xhci, vdev, slot_id);
}
int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id,
diff --git a/drivers/usb/host/xhci-pci-renesas.c b/drivers/usb/host/xhci-pci-renesas.c
index 620f8f0febb8..86df80399c9f 100644
--- a/drivers/usb/host/xhci-pci-renesas.c
+++ b/drivers/usb/host/xhci-pci-renesas.c
@@ -47,8 +47,9 @@
#define RENESAS_ROM_ERASE_MAGIC 0x5A65726F
#define RENESAS_ROM_WRITE_MAGIC 0x53524F4D
-#define RENESAS_RETRY 10000
-#define RENESAS_DELAY 10
+#define RENESAS_RETRY 50000 /* 50000 * RENESAS_DELAY ~= 500ms */
+#define RENESAS_CHIP_ERASE_RETRY 500000 /* 500000 * RENESAS_DELAY ~= 5s */
+#define RENESAS_DELAY 10
#define RENESAS_FW_NAME "renesas_usb_fw.mem"
@@ -407,7 +408,7 @@ static void renesas_rom_erase(struct pci_dev *pdev)
/* sleep a bit while ROM is erased */
msleep(20);
- for (i = 0; i < RENESAS_RETRY; i++) {
+ for (i = 0; i < RENESAS_CHIP_ERASE_RETRY; i++) {
retval = pci_read_config_byte(pdev, RENESAS_ROM_STATUS,
&status);
status &= RENESAS_ROM_STATUS_ERASE;
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index ecd757d482c5..4f8f5aab109d 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1592,7 +1592,8 @@ static void xhci_handle_cmd_enable_slot(int slot_id, struct xhci_command *comman
command->slot_id = 0;
}
-static void xhci_handle_cmd_disable_slot(struct xhci_hcd *xhci, int slot_id)
+static void xhci_handle_cmd_disable_slot(struct xhci_hcd *xhci, int slot_id,
+ u32 cmd_comp_code)
{
struct xhci_virt_device *virt_dev;
struct xhci_slot_ctx *slot_ctx;
@@ -1607,6 +1608,10 @@ static void xhci_handle_cmd_disable_slot(struct xhci_hcd *xhci, int slot_id)
if (xhci->quirks & XHCI_EP_LIMIT_QUIRK)
/* Delete default control endpoint resources */
xhci_free_device_endpoint_resources(xhci, virt_dev, true);
+ if (cmd_comp_code == COMP_SUCCESS) {
+ xhci->dcbaa->dev_context_ptrs[slot_id] = 0;
+ xhci->devs[slot_id] = NULL;
+ }
}
static void xhci_handle_cmd_config_ep(struct xhci_hcd *xhci, int slot_id)
@@ -1856,7 +1861,7 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
xhci_handle_cmd_enable_slot(slot_id, cmd, cmd_comp_code);
break;
case TRB_DISABLE_SLOT:
- xhci_handle_cmd_disable_slot(xhci, slot_id);
+ xhci_handle_cmd_disable_slot(xhci, slot_id, cmd_comp_code);
break;
case TRB_CONFIG_EP:
if (!cmd->completion)
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 47151ca527bf..742c23826e17 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -309,6 +309,7 @@ int xhci_enable_interrupter(struct xhci_interrupter *ir)
return -EINVAL;
iman = readl(&ir->ir_set->iman);
+ iman &= ~IMAN_IP;
iman |= IMAN_IE;
writel(iman, &ir->ir_set->iman);
@@ -325,6 +326,7 @@ int xhci_disable_interrupter(struct xhci_hcd *xhci, struct xhci_interrupter *ir)
return -EINVAL;
iman = readl(&ir->ir_set->iman);
+ iman &= ~IMAN_IP;
iman &= ~IMAN_IE;
writel(iman, &ir->ir_set->iman);
@@ -3932,8 +3934,7 @@ static int xhci_discover_or_reset_device(struct usb_hcd *hcd,
* Obtaining a new device slot to inform the xHCI host that
* the USB device has been reset.
*/
- ret = xhci_disable_slot(xhci, udev->slot_id);
- xhci_free_virt_device(xhci, udev->slot_id);
+ ret = xhci_disable_and_free_slot(xhci, udev->slot_id);
if (!ret) {
ret = xhci_alloc_dev(hcd, udev);
if (ret == 1)
@@ -4090,7 +4091,7 @@ static void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
xhci_disable_slot(xhci, udev->slot_id);
spin_lock_irqsave(&xhci->lock, flags);
- xhci_free_virt_device(xhci, udev->slot_id);
+ xhci_free_virt_device(xhci, virt_dev, udev->slot_id);
spin_unlock_irqrestore(&xhci->lock, flags);
}
@@ -4139,6 +4140,16 @@ int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id)
return 0;
}
+int xhci_disable_and_free_slot(struct xhci_hcd *xhci, u32 slot_id)
+{
+ struct xhci_virt_device *vdev = xhci->devs[slot_id];
+ int ret;
+
+ ret = xhci_disable_slot(xhci, slot_id);
+ xhci_free_virt_device(xhci, vdev, slot_id);
+ return ret;
+}
+
/*
* Checks if we have enough host controller resources for the default control
* endpoint.
@@ -4245,8 +4256,7 @@ int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev)
return 1;
disable_slot:
- xhci_disable_slot(xhci, udev->slot_id);
- xhci_free_virt_device(xhci, udev->slot_id);
+ xhci_disable_and_free_slot(xhci, udev->slot_id);
return 0;
}
@@ -4382,8 +4392,7 @@ static int xhci_setup_device(struct usb_hcd *hcd, struct usb_device *udev,
dev_warn(&udev->dev, "Device not responding to setup %s.\n", act);
mutex_unlock(&xhci->mutex);
- ret = xhci_disable_slot(xhci, udev->slot_id);
- xhci_free_virt_device(xhci, udev->slot_id);
+ ret = xhci_disable_and_free_slot(xhci, udev->slot_id);
if (!ret) {
if (xhci_alloc_dev(hcd, udev) == 1)
xhci_setup_addressable_virt_dev(xhci, udev);
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index a20f4e7cd43a..85d5b964bf1e 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1791,7 +1791,7 @@ void xhci_dbg_trace(struct xhci_hcd *xhci, void (*trace)(struct va_format *),
/* xHCI memory management */
void xhci_mem_cleanup(struct xhci_hcd *xhci);
int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags);
-void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id);
+void xhci_free_virt_device(struct xhci_hcd *xhci, struct xhci_virt_device *dev, int slot_id);
int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id, struct usb_device *udev, gfp_t flags);
int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *udev);
void xhci_copy_ep0_dequeue_into_input_ctx(struct xhci_hcd *xhci,
@@ -1888,6 +1888,7 @@ void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev);
int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
struct usb_tt *tt, gfp_t mem_flags);
int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id);
+int xhci_disable_and_free_slot(struct xhci_hcd *xhci, u32 slot_id);
int xhci_ext_cap_init(struct xhci_hcd *xhci);
int xhci_suspend(struct xhci_hcd *xhci, bool do_wakeup);
diff --git a/drivers/usb/storage/realtek_cr.c b/drivers/usb/storage/realtek_cr.c
index 7dea28c2b8ee..cb5bbb19060e 100644
--- a/drivers/usb/storage/realtek_cr.c
+++ b/drivers/usb/storage/realtek_cr.c
@@ -252,7 +252,7 @@ static int rts51x_bulk_transport(struct us_data *us, u8 lun,
return USB_STOR_TRANSPORT_ERROR;
}
- residue = bcs->Residue;
+ residue = le32_to_cpu(bcs->Residue);
if (bcs->Tag != us->tag)
return USB_STOR_TRANSPORT_ERROR;
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 54f0b1c83317..dfa5276a5a43 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -934,6 +934,13 @@ UNUSUAL_DEV( 0x05e3, 0x0723, 0x9451, 0x9451,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_SANE_SENSE ),
+/* Added by Maël GUERIN <mael.guerin@murena.io> */
+UNUSUAL_DEV( 0x0603, 0x8611, 0x0000, 0xffff,
+ "Novatek",
+ "NTK96550-based camera",
+ USB_SC_SCSI, USB_PR_BULK, NULL,
+ US_FL_BULK_IGNORE_TAG ),
+
/*
* Reported by Hanno Boeck <hanno@gmx.de>
* Taken from the Lycoris Kernel
@@ -1494,6 +1501,28 @@ UNUSUAL_DEV( 0x0bc2, 0x3332, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_NO_WP_DETECT ),
+/*
+ * Reported by Zenm Chen <zenmchen@gmail.com>
+ * Ignore driver CD mode, otherwise usb_modeswitch may fail to switch
+ * the device into Wi-Fi mode.
+ */
+UNUSUAL_DEV( 0x0bda, 0x1a2b, 0x0000, 0xffff,
+ "Realtek",
+ "DISK",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_DEVICE ),
+
+/*
+ * Reported by Zenm Chen <zenmchen@gmail.com>
+ * Ignore driver CD mode, otherwise usb_modeswitch may fail to switch
+ * the device into Wi-Fi mode.
+ */
+UNUSUAL_DEV( 0x0bda, 0xa192, 0x0000, 0xffff,
+ "Realtek",
+ "DISK",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_IGNORE_DEVICE ),
+
UNUSUAL_DEV( 0x0d49, 0x7310, 0x0000, 0x9999,
"Maxtor",
"USB to SATA",
diff --git a/drivers/usb/typec/tcpm/fusb302.c b/drivers/usb/typec/tcpm/fusb302.c
index a4ff2403ddd6..870a71f953f6 100644
--- a/drivers/usb/typec/tcpm/fusb302.c
+++ b/drivers/usb/typec/tcpm/fusb302.c
@@ -1485,6 +1485,9 @@ static irqreturn_t fusb302_irq_intn(int irq, void *dev_id)
struct fusb302_chip *chip = dev_id;
unsigned long flags;
+ /* Disable our level triggered IRQ until our irq_work has cleared it */
+ disable_irq_nosync(chip->gpio_int_n_irq);
+
spin_lock_irqsave(&chip->irq_lock, flags);
if (chip->irq_suspended)
chip->irq_while_suspended = true;
@@ -1627,6 +1630,7 @@ static void fusb302_irq_work(struct work_struct *work)
}
done:
mutex_unlock(&chip->lock);
+ enable_irq(chip->gpio_int_n_irq);
}
static int init_gpio(struct fusb302_chip *chip)
@@ -1751,10 +1755,9 @@ static int fusb302_probe(struct i2c_client *client)
goto destroy_workqueue;
}
- ret = devm_request_threaded_irq(dev, chip->gpio_int_n_irq,
- NULL, fusb302_irq_intn,
- IRQF_ONESHOT | IRQF_TRIGGER_LOW,
- "fsc_interrupt_int_n", chip);
+ ret = request_irq(chip->gpio_int_n_irq, fusb302_irq_intn,
+ IRQF_ONESHOT | IRQF_TRIGGER_LOW,
+ "fsc_interrupt_int_n", chip);
if (ret < 0) {
dev_err(dev, "cannot request IRQ for GPIO Int_N, ret=%d", ret);
goto tcpm_unregister_port;
@@ -1779,6 +1782,7 @@ static void fusb302_remove(struct i2c_client *client)
struct fusb302_chip *chip = i2c_get_clientdata(client);
disable_irq_wake(chip->gpio_int_n_irq);
+ free_irq(chip->gpio_int_n_irq, chip);
cancel_work_sync(&chip->irq_work);
cancel_delayed_work_sync(&chip->bc_lvl_handler);
tcpm_unregister_port(chip->tcpm_port);
diff --git a/drivers/usb/typec/tcpm/maxim_contaminant.c b/drivers/usb/typec/tcpm/maxim_contaminant.c
index 0cdda06592fd..af8da6dc60ae 100644
--- a/drivers/usb/typec/tcpm/maxim_contaminant.c
+++ b/drivers/usb/typec/tcpm/maxim_contaminant.c
@@ -188,6 +188,11 @@ static int max_contaminant_read_comparators(struct max_tcpci_chip *chip, u8 *ven
if (ret < 0)
return ret;
+ /* Disable low power mode */
+ ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, CCLPMODESEL,
+ FIELD_PREP(CCLPMODESEL,
+ LOW_POWER_MODE_DISABLE));
+
/* Sleep to allow comparators settle */
usleep_range(5000, 6000);
ret = regmap_update_bits(regmap, TCPC_TCPC_CTRL, TCPC_TCPC_CTRL_ORIENTATION, PLUG_ORNT_CC1);
@@ -324,6 +329,39 @@ static int max_contaminant_enable_dry_detection(struct max_tcpci_chip *chip)
return 0;
}
+static int max_contaminant_enable_toggling(struct max_tcpci_chip *chip)
+{
+ struct regmap *regmap = chip->data.regmap;
+ int ret;
+
+ /* Disable dry detection if enabled. */
+ ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL2, CCLPMODESEL,
+ FIELD_PREP(CCLPMODESEL,
+ LOW_POWER_MODE_DISABLE));
+ if (ret)
+ return ret;
+
+ ret = regmap_update_bits(regmap, TCPC_VENDOR_CC_CTRL1, CCCONNDRY, 0);
+ if (ret)
+ return ret;
+
+ ret = max_tcpci_write8(chip, TCPC_ROLE_CTRL, TCPC_ROLE_CTRL_DRP |
+ FIELD_PREP(TCPC_ROLE_CTRL_CC1,
+ TCPC_ROLE_CTRL_CC_RD) |
+ FIELD_PREP(TCPC_ROLE_CTRL_CC2,
+ TCPC_ROLE_CTRL_CC_RD));
+ if (ret)
+ return ret;
+
+ ret = regmap_update_bits(regmap, TCPC_TCPC_CTRL,
+ TCPC_TCPC_CTRL_EN_LK4CONN_ALRT,
+ TCPC_TCPC_CTRL_EN_LK4CONN_ALRT);
+ if (ret)
+ return ret;
+
+ return max_tcpci_write8(chip, TCPC_COMMAND, TCPC_CMD_LOOK4CONNECTION);
+}
+
bool max_contaminant_is_contaminant(struct max_tcpci_chip *chip, bool disconnect_while_debounce,
bool *cc_handled)
{
@@ -340,6 +378,12 @@ bool max_contaminant_is_contaminant(struct max_tcpci_chip *chip, bool disconnect
if (ret < 0)
return false;
+ if (cc_status & TCPC_CC_STATUS_TOGGLING) {
+ if (chip->contaminant_state == DETECTED)
+ return true;
+ return false;
+ }
+
if (chip->contaminant_state == NOT_DETECTED || chip->contaminant_state == SINK) {
if (!disconnect_while_debounce)
msleep(100);
@@ -372,6 +416,12 @@ bool max_contaminant_is_contaminant(struct max_tcpci_chip *chip, bool disconnect
max_contaminant_enable_dry_detection(chip);
return true;
}
+
+ ret = max_contaminant_enable_toggling(chip);
+ if (ret)
+ dev_err(chip->dev,
+ "Failed to enable toggling, ret=%d",
+ ret);
}
} else if (chip->contaminant_state == DETECTED) {
if (!(cc_status & TCPC_CC_STATUS_TOGGLING)) {
@@ -379,6 +429,14 @@ bool max_contaminant_is_contaminant(struct max_tcpci_chip *chip, bool disconnect
if (chip->contaminant_state == DETECTED) {
max_contaminant_enable_dry_detection(chip);
return true;
+ } else {
+ ret = max_contaminant_enable_toggling(chip);
+ if (ret) {
+ dev_err(chip->dev,
+ "Failed to enable toggling, ret=%d",
+ ret);
+ return true;
+ }
}
}
}
diff --git a/drivers/usb/typec/tcpm/tcpci_maxim.h b/drivers/usb/typec/tcpm/tcpci_maxim.h
index 76270d5c2838..b33540a42a95 100644
--- a/drivers/usb/typec/tcpm/tcpci_maxim.h
+++ b/drivers/usb/typec/tcpm/tcpci_maxim.h
@@ -21,6 +21,7 @@
#define CCOVPDIS BIT(6)
#define SBURPCTRL BIT(5)
#define CCLPMODESEL GENMASK(4, 3)
+#define LOW_POWER_MODE_DISABLE 0
#define ULTRA_LOW_POWER_MODE 1
#define CCRPCTRL GENMASK(2, 0)
#define UA_1_SRC 1
generated by cgit (git 2.34.1) at 2025-08-24 18:38:39 +0000