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-rw-r--r--drivers/usb/Makefile1
-rw-r--r--drivers/usb/class/cdc-wdm.c4
-rw-r--r--drivers/usb/core/hcd.c12
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c8
-rw-r--r--drivers/usb/fotg210/fotg210-core.c1
-rw-r--r--drivers/usb/gadget/function/f_hid.c6
-rw-r--r--drivers/usb/gadget/function/f_printer.c6
-rw-r--r--drivers/usb/gadget/function/rndis.c4
-rw-r--r--drivers/usb/gadget/function/u_audio.c21
-rw-r--r--drivers/usb/gadget/function/uvc_configfs.c14
-rw-r--r--drivers/usb/host/xhci-mem.c22
-rw-r--r--drivers/usb/host/xhci-pci.c22
-rw-r--r--drivers/usb/host/xhci-rcar.c6
-rw-r--r--drivers/usb/host/xhci-ring.c74
-rw-r--r--drivers/usb/host/xhci.h11
-rw-r--r--drivers/usb/misc/uss720.c20
-rw-r--r--drivers/usb/storage/alauda.c9
-rw-r--r--drivers/usb/storage/scsiglue.c6
-rw-r--r--drivers/usb/storage/uas.c7
-rw-r--r--drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c10
-rw-r--r--drivers/usb/typec/tcpm/tcpm.c5
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c21
-rw-r--r--drivers/usb/typec/ucsi/ucsi_glink.c22
23 files changed, 187 insertions, 125 deletions
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index 3a9a0dd4be..949eca0ade 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -35,6 +35,7 @@ obj-$(CONFIG_USB_R8A66597_HCD) += host/
obj-$(CONFIG_USB_FSL_USB2) += host/
obj-$(CONFIG_USB_FOTG210_HCD) += host/
obj-$(CONFIG_USB_MAX3421_HCD) += host/
+obj-$(CONFIG_USB_XEN_HCD) += host/
obj-$(CONFIG_USB_C67X00_HCD) += c67x00/
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index c553decb54..6830be4419 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -266,14 +266,14 @@ static void wdm_int_callback(struct urb *urb)
dev_err(&desc->intf->dev, "Stall on int endpoint\n");
goto sw; /* halt is cleared in work */
default:
- dev_err(&desc->intf->dev,
+ dev_err_ratelimited(&desc->intf->dev,
"nonzero urb status received: %d\n", status);
break;
}
}
if (urb->actual_length < sizeof(struct usb_cdc_notification)) {
- dev_err(&desc->intf->dev, "wdm_int_callback - %d bytes\n",
+ dev_err_ratelimited(&desc->intf->dev, "wdm_int_callback - %d bytes\n",
urb->actual_length);
goto exit;
}
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index c0e005670d..fb1aa0d4fc 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -1623,6 +1623,7 @@ 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) &&
@@ -1640,13 +1641,14 @@ static void __usb_hcd_giveback_urb(struct urb *urb)
/* pass ownership to the completion handler */
urb->status = status;
/*
- * 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.
+ * 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.
*/
- kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum);
+ flags = kcov_remote_start_usb_softirq((u64)urb->dev->bus->busnum);
urb->complete(urb);
- kcov_remote_stop_softirq();
+ kcov_remote_stop_softirq(flags);
usb_anchor_resume_wakeups(anchor);
atomic_dec(&urb->use_count);
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 497deed38c..9ef821ca2f 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -8,6 +8,7 @@
* Sebastian Andrzej Siewior <bigeasy@linutronix.de>
*/
+#include <linux/dmi.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
@@ -220,6 +221,7 @@ static int dwc3_pci_quirks(struct dwc3_pci *dwc,
if (pdev->device == PCI_DEVICE_ID_INTEL_BYT) {
struct gpio_desc *gpio;
+ const char *bios_ver;
int ret;
/* On BYT the FW does not always enable the refclock */
@@ -277,8 +279,12 @@ static int dwc3_pci_quirks(struct dwc3_pci *dwc,
* detection. These can be identified by them _not_
* using the standard ACPI battery and ac drivers.
*/
+ bios_ver = dmi_get_system_info(DMI_BIOS_VERSION);
if (acpi_dev_present("INT33FD", "1", 2) &&
- acpi_quirk_skip_acpi_ac_and_battery()) {
+ acpi_quirk_skip_acpi_ac_and_battery() &&
+ /* Lenovo Yoga Tablet 2 Pro 1380 uses LC824206XA instead */
+ !(bios_ver &&
+ strstarts(bios_ver, "BLADE_21.X64.0005.R00.1504101516"))) {
dev_info(&pdev->dev, "Using TUSB1211 phy for charger detection\n");
swnode = &dwc3_pci_intel_phy_charger_detect_swnode;
}
diff --git a/drivers/usb/fotg210/fotg210-core.c b/drivers/usb/fotg210/fotg210-core.c
index 958fc40eae..0655afe7f9 100644
--- a/drivers/usb/fotg210/fotg210-core.c
+++ b/drivers/usb/fotg210/fotg210-core.c
@@ -95,6 +95,7 @@ static int fotg210_gemini_init(struct fotg210 *fotg, struct resource *res,
/**
* fotg210_vbus() - Called by gadget driver to enable/disable VBUS
+ * @fotg: pointer to a private fotg210 object
* @enable: true to enable VBUS, false to disable VBUS
*/
void fotg210_vbus(struct fotg210 *fotg, bool enable)
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index 3c8a9dd585..2db01e03bf 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -1029,9 +1029,9 @@ static inline int hidg_get_minor(void)
{
int ret;
- ret = ida_simple_get(&hidg_ida, 0, 0, GFP_KERNEL);
+ ret = ida_alloc(&hidg_ida, GFP_KERNEL);
if (ret >= HIDG_MINORS) {
- ida_simple_remove(&hidg_ida, ret);
+ ida_free(&hidg_ida, ret);
ret = -ENODEV;
}
@@ -1176,7 +1176,7 @@ static const struct config_item_type hid_func_type = {
static inline void hidg_put_minor(int minor)
{
- ida_simple_remove(&hidg_ida, minor);
+ ida_free(&hidg_ida, minor);
}
static void hidg_free_inst(struct usb_function_instance *f)
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 076dd4c1be..ba7d180cc9 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -1312,9 +1312,9 @@ static inline int gprinter_get_minor(void)
{
int ret;
- ret = ida_simple_get(&printer_ida, 0, 0, GFP_KERNEL);
+ ret = ida_alloc(&printer_ida, GFP_KERNEL);
if (ret >= PRINTER_MINORS) {
- ida_simple_remove(&printer_ida, ret);
+ ida_free(&printer_ida, ret);
ret = -ENODEV;
}
@@ -1323,7 +1323,7 @@ static inline int gprinter_get_minor(void)
static inline void gprinter_put_minor(int minor)
{
- ida_simple_remove(&printer_ida, minor);
+ ida_free(&printer_ida, minor);
}
static int gprinter_setup(int);
diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c
index 29bf8664bf..12c5d9cf45 100644
--- a/drivers/usb/gadget/function/rndis.c
+++ b/drivers/usb/gadget/function/rndis.c
@@ -869,12 +869,12 @@ EXPORT_SYMBOL_GPL(rndis_msg_parser);
static inline int rndis_get_nr(void)
{
- return ida_simple_get(&rndis_ida, 0, 1000, GFP_KERNEL);
+ return ida_alloc_max(&rndis_ida, 999, GFP_KERNEL);
}
static inline void rndis_put_nr(int nr)
{
- ida_simple_remove(&rndis_ida, nr);
+ ida_free(&rndis_ida, nr);
}
struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v)
diff --git a/drivers/usb/gadget/function/u_audio.c b/drivers/usb/gadget/function/u_audio.c
index 4a42574b4a..ec1dceb087 100644
--- a/drivers/usb/gadget/function/u_audio.c
+++ b/drivers/usb/gadget/function/u_audio.c
@@ -57,13 +57,13 @@ struct uac_rtd_params {
/* Volume/Mute controls and their state */
int fu_id; /* Feature Unit ID */
- struct snd_kcontrol *snd_kctl_volume;
- struct snd_kcontrol *snd_kctl_mute;
+ struct snd_ctl_elem_id snd_kctl_volume_id;
+ struct snd_ctl_elem_id snd_kctl_mute_id;
s16 volume_min, volume_max, volume_res;
s16 volume;
int mute;
- struct snd_kcontrol *snd_kctl_rate; /* read-only current rate */
+ struct snd_ctl_elem_id snd_kctl_rate_id; /* read-only current rate */
int srate; /* selected samplerate */
int active; /* playback/capture running */
@@ -494,14 +494,13 @@ static inline void free_ep_fback(struct uac_rtd_params *prm, struct usb_ep *ep)
static void set_active(struct uac_rtd_params *prm, bool active)
{
// notifying through the Rate ctrl
- struct snd_kcontrol *kctl = prm->snd_kctl_rate;
unsigned long flags;
spin_lock_irqsave(&prm->lock, flags);
if (prm->active != active) {
prm->active = active;
snd_ctl_notify(prm->uac->card, SNDRV_CTL_EVENT_MASK_VALUE,
- &kctl->id);
+ &prm->snd_kctl_rate_id);
}
spin_unlock_irqrestore(&prm->lock, flags);
}
@@ -807,7 +806,7 @@ int u_audio_set_volume(struct g_audio *audio_dev, int playback, s16 val)
if (change)
snd_ctl_notify(uac->card, SNDRV_CTL_EVENT_MASK_VALUE,
- &prm->snd_kctl_volume->id);
+ &prm->snd_kctl_volume_id);
return 0;
}
@@ -856,7 +855,7 @@ int u_audio_set_mute(struct g_audio *audio_dev, int playback, int val)
if (change)
snd_ctl_notify(uac->card, SNDRV_CTL_EVENT_MASK_VALUE,
- &prm->snd_kctl_mute->id);
+ &prm->snd_kctl_mute_id);
return 0;
}
@@ -1331,7 +1330,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
err = snd_ctl_add(card, kctl);
if (err < 0)
goto snd_fail;
- prm->snd_kctl_mute = kctl;
+ prm->snd_kctl_mute_id = kctl->id;
prm->mute = 0;
}
@@ -1359,7 +1358,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
err = snd_ctl_add(card, kctl);
if (err < 0)
goto snd_fail;
- prm->snd_kctl_volume = kctl;
+ prm->snd_kctl_volume_id = kctl->id;
prm->volume = fu->volume_max;
prm->volume_max = fu->volume_max;
prm->volume_min = fu->volume_min;
@@ -1383,7 +1382,7 @@ int g_audio_setup(struct g_audio *g_audio, const char *pcm_name,
err = snd_ctl_add(card, kctl);
if (err < 0)
goto snd_fail;
- prm->snd_kctl_rate = kctl;
+ prm->snd_kctl_rate_id = kctl->id;
}
strscpy(card->driver, card_name, sizeof(card->driver));
@@ -1420,6 +1419,8 @@ void g_audio_cleanup(struct g_audio *g_audio)
return;
uac = g_audio->uac;
+ g_audio->uac = NULL;
+
card = uac->card;
if (card)
snd_card_free_when_closed(card);
diff --git a/drivers/usb/gadget/function/uvc_configfs.c b/drivers/usb/gadget/function/uvc_configfs.c
index a4377df612..6fac696ea8 100644
--- a/drivers/usb/gadget/function/uvc_configfs.c
+++ b/drivers/usb/gadget/function/uvc_configfs.c
@@ -13,6 +13,7 @@
#include "uvc_configfs.h"
#include <linux/sort.h>
+#include <linux/usb/uvc.h>
#include <linux/usb/video.h>
/* -----------------------------------------------------------------------------
@@ -2260,6 +2261,8 @@ static ssize_t uvcg_uncompressed_guid_format_store(struct config_item *item,
struct f_uvc_opts *opts;
struct config_item *opts_item;
struct mutex *su_mutex = &ch->fmt.group.cg_subsys->su_mutex;
+ const struct uvc_format_desc *format;
+ u8 tmpguidFormat[sizeof(ch->desc.guidFormat)];
int ret;
mutex_lock(su_mutex); /* for navigating configfs hierarchy */
@@ -2273,7 +2276,16 @@ static ssize_t uvcg_uncompressed_guid_format_store(struct config_item *item,
goto end;
}
- memcpy(ch->desc.guidFormat, page,
+ memcpy(tmpguidFormat, page,
+ min(sizeof(tmpguidFormat), len));
+
+ format = uvc_format_by_guid(tmpguidFormat);
+ if (!format) {
+ ret = -EINVAL;
+ goto end;
+ }
+
+ memcpy(ch->desc.guidFormat, tmpguidFormat,
min(sizeof(ch->desc.guidFormat), len));
ret = sizeof(ch->desc.guidFormat);
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 69dd866698..990008aebe 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -2269,24 +2269,24 @@ static int xhci_setup_port_arrays(struct xhci_hcd *xhci, gfp_t flags)
}
static struct xhci_interrupter *
-xhci_alloc_interrupter(struct xhci_hcd *xhci, int segs, gfp_t flags)
+xhci_alloc_interrupter(struct xhci_hcd *xhci, unsigned int segs, gfp_t flags)
{
struct device *dev = xhci_to_hcd(xhci)->self.sysdev;
struct xhci_interrupter *ir;
- unsigned int num_segs = segs;
+ unsigned int max_segs;
int ret;
+ if (!segs)
+ segs = ERST_DEFAULT_SEGS;
+
+ max_segs = BIT(HCS_ERST_MAX(xhci->hcs_params2));
+ segs = min(segs, max_segs);
+
ir = kzalloc_node(sizeof(*ir), flags, dev_to_node(dev));
if (!ir)
return NULL;
- /* number of ring segments should be greater than 0 */
- if (segs <= 0)
- num_segs = min_t(unsigned int, 1 << HCS_ERST_MAX(xhci->hcs_params2),
- ERST_MAX_SEGS);
-
- ir->event_ring = xhci_ring_alloc(xhci, num_segs, 1, TYPE_EVENT, 0,
- flags);
+ ir->event_ring = xhci_ring_alloc(xhci, segs, 1, TYPE_EVENT, 0, flags);
if (!ir->event_ring) {
xhci_warn(xhci, "Failed to allocate interrupter event ring\n");
kfree(ir);
@@ -2344,7 +2344,7 @@ xhci_add_interrupter(struct xhci_hcd *xhci, struct xhci_interrupter *ir,
}
struct xhci_interrupter *
-xhci_create_secondary_interrupter(struct usb_hcd *hcd, int num_seg)
+xhci_create_secondary_interrupter(struct usb_hcd *hcd, unsigned int segs)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
struct xhci_interrupter *ir;
@@ -2354,7 +2354,7 @@ xhci_create_secondary_interrupter(struct usb_hcd *hcd, int num_seg)
if (!xhci->interrupters || xhci->max_interrupters <= 1)
return NULL;
- ir = xhci_alloc_interrupter(xhci, num_seg, GFP_KERNEL);
+ ir = xhci_alloc_interrupter(xhci, segs, GFP_KERNEL);
if (!ir)
return NULL;
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 93b6976480..febf647234 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -36,6 +36,7 @@
#define PCI_VENDOR_ID_ETRON 0x1b6f
#define PCI_DEVICE_ID_EJ168 0x7023
+#define PCI_DEVICE_ID_EJ188 0x7052
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_XHCI 0x8c31
#define PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI 0x9c31
@@ -270,17 +271,12 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
"QUIRK: Fresco Logic revision %u "
"has broken MSI implementation",
pdev->revision);
- xhci->quirks |= XHCI_TRUST_TX_LENGTH;
}
if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
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;
@@ -307,11 +303,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
xhci->quirks |= XHCI_RESET_ON_RESUME;
}
- if (pdev->vendor == PCI_VENDOR_ID_AMD) {
- xhci->quirks |= XHCI_TRUST_TX_LENGTH;
- if (pdev->device == 0x43f7)
- xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
- }
+ if (pdev->vendor == PCI_VENDOR_ID_AMD && pdev->device == 0x43f7)
+ xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
if ((pdev->vendor == PCI_VENDOR_ID_AMD) &&
((pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4) ||
@@ -399,12 +392,16 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
pdev->device == PCI_DEVICE_ID_EJ168) {
xhci->quirks |= XHCI_RESET_ON_RESUME;
- xhci->quirks |= XHCI_TRUST_TX_LENGTH;
xhci->quirks |= XHCI_BROKEN_STREAMS;
}
+ if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
+ pdev->device == PCI_DEVICE_ID_EJ188) {
+ xhci->quirks |= XHCI_RESET_ON_RESUME;
+ xhci->quirks |= XHCI_BROKEN_STREAMS;
+ }
+
if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&
pdev->device == 0x0014) {
- xhci->quirks |= XHCI_TRUST_TX_LENGTH;
xhci->quirks |= XHCI_ZERO_64B_REGS;
}
if (pdev->vendor == PCI_VENDOR_ID_RENESAS &&
@@ -434,7 +431,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
}
if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI) {
- xhci->quirks |= XHCI_TRUST_TX_LENGTH;
xhci->quirks |= XHCI_NO_64BIT_SUPPORT;
}
if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA &&
diff --git a/drivers/usb/host/xhci-rcar.c b/drivers/usb/host/xhci-rcar.c
index ab9c5969e4..8b35764772 100644
--- a/drivers/usb/host/xhci-rcar.c
+++ b/drivers/usb/host/xhci-rcar.c
@@ -214,8 +214,7 @@ static int xhci_rcar_resume_quirk(struct usb_hcd *hcd)
*/
#define SET_XHCI_PLAT_PRIV_FOR_RCAR(firmware) \
.firmware_name = firmware, \
- .quirks = XHCI_NO_64BIT_SUPPORT | XHCI_TRUST_TX_LENGTH | \
- XHCI_SLOW_SUSPEND, \
+ .quirks = XHCI_NO_64BIT_SUPPORT | XHCI_SLOW_SUSPEND, \
.init_quirk = xhci_rcar_init_quirk, \
.plat_start = xhci_rcar_start, \
.resume_quirk = xhci_rcar_resume_quirk,
@@ -229,8 +228,7 @@ static const struct xhci_plat_priv xhci_plat_renesas_rcar_gen3 = {
};
static const struct xhci_plat_priv xhci_plat_renesas_rzv2m = {
- .quirks = XHCI_NO_64BIT_SUPPORT | XHCI_TRUST_TX_LENGTH |
- XHCI_SLOW_SUSPEND,
+ .quirks = XHCI_NO_64BIT_SUPPORT | XHCI_SLOW_SUSPEND,
.init_quirk = xhci_rzv2m_init_quirk,
.plat_start = xhci_rzv2m_start,
};
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 575f0fd9c9..48d745e9f9 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1034,13 +1034,27 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep)
break;
case TD_DIRTY: /* TD is cached, clear it */
case TD_HALTED:
+ case TD_CLEARING_CACHE_DEFERRED:
+ if (cached_td) {
+ if (cached_td->urb->stream_id != td->urb->stream_id) {
+ /* Multiple streams case, defer move dq */
+ xhci_dbg(xhci,
+ "Move dq deferred: stream %u URB %p\n",
+ td->urb->stream_id, td->urb);
+ td->cancel_status = TD_CLEARING_CACHE_DEFERRED;
+ break;
+ }
+
+ /* Should never happen, but clear the TD if it does */
+ xhci_warn(xhci,
+ "Found multiple active URBs %p and %p in stream %u?\n",
+ td->urb, cached_td->urb,
+ td->urb->stream_id);
+ td_to_noop(xhci, ring, cached_td, false);
+ cached_td->cancel_status = TD_CLEARED;
+ }
+
td->cancel_status = TD_CLEARING_CACHE;
- if (cached_td)
- /* FIXME stream case, several stopped rings */
- xhci_dbg(xhci,
- "Move dq past stream %u URB %p instead of stream %u URB %p\n",
- td->urb->stream_id, td->urb,
- cached_td->urb->stream_id, cached_td->urb);
cached_td = td;
break;
}
@@ -1060,10 +1074,16 @@ static int xhci_invalidate_cancelled_tds(struct xhci_virt_ep *ep)
if (err) {
/* Failed to move past cached td, just set cached TDs to no-op */
list_for_each_entry_safe(td, tmp_td, &ep->cancelled_td_list, cancelled_td_list) {
- if (td->cancel_status != TD_CLEARING_CACHE)
+ /*
+ * Deferred TDs need to have the deq pointer set after the above command
+ * completes, so if that failed we just give up on all of them (and
+ * complain loudly since this could cause issues due to caching).
+ */
+ if (td->cancel_status != TD_CLEARING_CACHE &&
+ td->cancel_status != TD_CLEARING_CACHE_DEFERRED)
continue;
- xhci_dbg(xhci, "Failed to clear cancelled cached URB %p, mark clear anyway\n",
- td->urb);
+ xhci_warn(xhci, "Failed to clear cancelled cached URB %p, mark clear anyway\n",
+ td->urb);
td_to_noop(xhci, ring, td, false);
td->cancel_status = TD_CLEARED;
}
@@ -1350,6 +1370,7 @@ static void xhci_handle_cmd_set_deq(struct xhci_hcd *xhci, int slot_id,
struct xhci_ep_ctx *ep_ctx;
struct xhci_slot_ctx *slot_ctx;
struct xhci_td *td, *tmp_td;
+ bool deferred = false;
ep_index = TRB_TO_EP_INDEX(le32_to_cpu(trb->generic.field[3]));
stream_id = TRB_TO_STREAM_ID(le32_to_cpu(trb->generic.field[2]));
@@ -1436,6 +1457,8 @@ static void xhci_handle_cmd_set_deq(struct xhci_hcd *xhci, int slot_id,
xhci_dbg(ep->xhci, "%s: Giveback cancelled URB %p TD\n",
__func__, td->urb);
xhci_td_cleanup(ep->xhci, td, ep_ring, td->status);
+ } else if (td->cancel_status == TD_CLEARING_CACHE_DEFERRED) {
+ deferred = true;
} else {
xhci_dbg(ep->xhci, "%s: Keep cancelled URB %p TD as cancel_status is %d\n",
__func__, td->urb, td->cancel_status);
@@ -1445,8 +1468,17 @@ cleanup:
ep->ep_state &= ~SET_DEQ_PENDING;
ep->queued_deq_seg = NULL;
ep->queued_deq_ptr = NULL;
- /* Restart any rings with pending URBs */
- ring_doorbell_for_active_rings(xhci, slot_id, ep_index);
+
+ if (deferred) {
+ /* We have more streams to clear */
+ xhci_dbg(ep->xhci, "%s: Pending TDs to clear, continuing with invalidation\n",
+ __func__);
+ xhci_invalidate_cancelled_tds(ep);
+ } else {
+ /* Restart any rings with pending URBs */
+ xhci_dbg(ep->xhci, "%s: All TDs cleared, ring doorbell\n", __func__);
+ ring_doorbell_for_active_rings(xhci, slot_id, ep_index);
+ }
}
static void xhci_handle_cmd_reset_ep(struct xhci_hcd *xhci, int slot_id,
@@ -2399,8 +2431,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
break;
if (remaining) {
frame->status = short_framestatus;
- if (xhci->quirks & XHCI_TRUST_TX_LENGTH)
- sum_trbs_for_length = true;
+ sum_trbs_for_length = true;
break;
}
frame->status = 0;
@@ -2535,9 +2566,8 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_virt_ep *ep,
goto finish_td;
case COMP_STOPPED_LENGTH_INVALID:
/* stopped on ep trb with invalid length, exclude it */
- ep_trb_len = 0;
- remaining = 0;
- break;
+ td->urb->actual_length = sum_trb_lengths(xhci, ep_ring, ep_trb);
+ goto finish_td;
case COMP_USB_TRANSACTION_ERROR:
if (xhci->quirks & XHCI_NO_SOFT_RETRY ||
(ep->err_count++ > MAX_SOFT_RETRY) ||
@@ -2650,15 +2680,11 @@ static int handle_tx_event(struct xhci_hcd *xhci,
* transfer type
*/
case COMP_SUCCESS:
- if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) == 0)
- break;
- if (xhci->quirks & XHCI_TRUST_TX_LENGTH ||
- ep_ring->last_td_was_short)
+ if (EVENT_TRB_LEN(le32_to_cpu(event->transfer_len)) != 0) {
trb_comp_code = COMP_SHORT_PACKET;
- else
- xhci_warn_ratelimited(xhci,
- "WARN Successful completion on short TX for slot %u ep %u: needs XHCI_TRUST_TX_LENGTH quirk?\n",
- slot_id, ep_index);
+ xhci_dbg(xhci, "Successful completion on short TX for slot %u ep %u with last td short %d\n",
+ slot_id, ep_index, ep_ring->last_td_was_short);
+ }
break;
case COMP_SHORT_PACKET:
break;
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 6f4bf98a62..1683d779e4 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1276,6 +1276,7 @@ enum xhci_cancelled_td_status {
TD_DIRTY = 0,
TD_HALTED,
TD_CLEARING_CACHE,
+ TD_CLEARING_CACHE_DEFERRED,
TD_CLEARED,
};
@@ -1392,8 +1393,8 @@ struct urb_priv {
struct xhci_td td[] __counted_by(num_tds);
};
-/* Reasonable limit for number of Event Ring segments (spec allows 32k) */
-#define ERST_MAX_SEGS 2
+/* Number of Event Ring segments to allocate, when amount is not specified. (spec allows 32k) */
+#define ERST_DEFAULT_SEGS 2
/* Poll every 60 seconds */
#define POLL_TIMEOUT 60
/* Stop endpoint command timeout (secs) for URB cancellation watchdog timer */
@@ -1589,7 +1590,7 @@ struct xhci_hcd {
#define XHCI_RESET_ON_RESUME BIT_ULL(7)
#define XHCI_SW_BW_CHECKING BIT_ULL(8)
#define XHCI_AMD_0x96_HOST BIT_ULL(9)
-#define XHCI_TRUST_TX_LENGTH BIT_ULL(10)
+#define XHCI_TRUST_TX_LENGTH BIT_ULL(10) /* Deprecated */
#define XHCI_LPM_SUPPORT BIT_ULL(11)
#define XHCI_INTEL_HOST BIT_ULL(12)
#define XHCI_SPURIOUS_REBOOT BIT_ULL(13)
@@ -1729,8 +1730,6 @@ static inline bool xhci_has_one_roothub(struct xhci_hcd *xhci)
dev_err(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_warn(xhci, fmt, args...) \
dev_warn(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
-#define xhci_warn_ratelimited(xhci, fmt, args...) \
- dev_warn_ratelimited(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
#define xhci_info(xhci, fmt, args...) \
dev_info(xhci_to_hcd(xhci)->self.controller , fmt , ## args)
@@ -1833,7 +1832,7 @@ struct xhci_container_ctx *xhci_alloc_container_ctx(struct xhci_hcd *xhci,
void xhci_free_container_ctx(struct xhci_hcd *xhci,
struct xhci_container_ctx *ctx);
struct xhci_interrupter *
-xhci_create_secondary_interrupter(struct usb_hcd *hcd, int num_seg);
+xhci_create_secondary_interrupter(struct usb_hcd *hcd, unsigned int segs);
void xhci_remove_secondary_interrupter(struct usb_hcd
*hcd, struct xhci_interrupter *ir);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index b00d92db5d..eb5a8e0d9e 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -677,7 +677,7 @@ static int uss720_probe(struct usb_interface *intf,
struct parport_uss720_private *priv;
struct parport *pp;
unsigned char reg;
- int i;
+ int ret;
dev_dbg(&intf->dev, "probe: vendor id 0x%x, device id 0x%x\n",
le16_to_cpu(usbdev->descriptor.idVendor),
@@ -688,8 +688,8 @@ static int uss720_probe(struct usb_interface *intf,
usb_put_dev(usbdev);
return -ENODEV;
}
- i = usb_set_interface(usbdev, intf->altsetting->desc.bInterfaceNumber, 2);
- dev_dbg(&intf->dev, "set interface result %d\n", i);
+ ret = usb_set_interface(usbdev, intf->altsetting->desc.bInterfaceNumber, 2);
+ dev_dbg(&intf->dev, "set interface result %d\n", ret);
interface = intf->cur_altsetting;
@@ -725,12 +725,18 @@ static int uss720_probe(struct usb_interface *intf,
set_1284_register(pp, 7, 0x00, GFP_KERNEL);
set_1284_register(pp, 6, 0x30, GFP_KERNEL); /* PS/2 mode */
set_1284_register(pp, 2, 0x0c, GFP_KERNEL);
- /* debugging */
- get_1284_register(pp, 0, &reg, GFP_KERNEL);
+
+ /* The Belkin F5U002 Rev 2 P80453-B USB parallel port adapter shares the
+ * device ID 050d:0002 with some other device that works with this
+ * driver, but it itself does not. Detect and handle the bad cable
+ * here. */
+ ret = get_1284_register(pp, 0, &reg, GFP_KERNEL);
dev_dbg(&intf->dev, "reg: %7ph\n", priv->reg);
+ if (ret < 0)
+ return ret;
- i = usb_find_last_int_in_endpoint(interface, &epd);
- if (!i) {
+ ret = usb_find_last_int_in_endpoint(interface, &epd);
+ if (!ret) {
dev_dbg(&intf->dev, "epaddr %d interval %d\n",
epd->bEndpointAddress, epd->bInterval);
}
diff --git a/drivers/usb/storage/alauda.c b/drivers/usb/storage/alauda.c
index 115f05a620..40d34cc283 100644
--- a/drivers/usb/storage/alauda.c
+++ b/drivers/usb/storage/alauda.c
@@ -105,6 +105,8 @@ struct alauda_info {
unsigned char sense_key;
unsigned long sense_asc; /* additional sense code */
unsigned long sense_ascq; /* additional sense code qualifier */
+
+ bool media_initialized;
};
#define short_pack(lsb,msb) ( ((u16)(lsb)) | ( ((u16)(msb))<<8 ) )
@@ -476,11 +478,12 @@ static int alauda_check_media(struct us_data *us)
}
/* Check for media change */
- if (status[0] & 0x08) {
+ if (status[0] & 0x08 || !info->media_initialized) {
usb_stor_dbg(us, "Media change detected\n");
alauda_free_maps(&MEDIA_INFO(us));
- alauda_init_media(us);
-
+ rc = alauda_init_media(us);
+ if (rc == USB_STOR_TRANSPORT_GOOD)
+ info->media_initialized = true;
info->sense_key = UNIT_ATTENTION;
info->sense_asc = 0x28;
info->sense_ascq = 0x00;
diff --git a/drivers/usb/storage/scsiglue.c b/drivers/usb/storage/scsiglue.c
index 12cf9940e5..7d87e2a521 100644
--- a/drivers/usb/storage/scsiglue.c
+++ b/drivers/usb/storage/scsiglue.c
@@ -86,6 +86,12 @@ static int slave_alloc (struct scsi_device *sdev)
if (us->protocol == USB_PR_BULK && us->max_lun > 0)
sdev->sdev_bflags |= BLIST_FORCELUN;
+ /*
+ * Some USB storage devices reset if the IO advice hints grouping mode
+ * page is queried. Hence skip that mode page.
+ */
+ sdev->sdev_bflags |= BLIST_SKIP_IO_HINTS;
+
return 0;
}
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 08953f0d45..1ed2bdda0c 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -21,6 +21,7 @@
#include <scsi/scsi.h>
#include <scsi/scsi_eh.h>
#include <scsi/scsi_dbg.h>
+#include <scsi/scsi_devinfo.h>
#include <scsi/scsi_cmnd.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
@@ -820,6 +821,12 @@ static int uas_slave_alloc(struct scsi_device *sdev)
struct uas_dev_info *devinfo =
(struct uas_dev_info *)sdev->host->hostdata;
+ /*
+ * Some USB storage devices reset if the IO advice hints grouping mode
+ * page is queried. Hence skip that mode page.
+ */
+ sdev->sdev_bflags |= BLIST_SKIP_IO_HINTS;
+
sdev->hostdata = devinfo;
/*
diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
index d3958c061a..501eddb294 100644
--- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
+++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
@@ -41,7 +41,7 @@ static int qcom_pmic_typec_probe(struct platform_device *pdev)
struct device_node *np = dev->of_node;
const struct pmic_typec_resources *res;
struct regmap *regmap;
- struct device *bridge_dev;
+ struct auxiliary_device *bridge_dev;
u32 base;
int ret;
@@ -92,7 +92,7 @@ static int qcom_pmic_typec_probe(struct platform_device *pdev)
if (!tcpm->tcpc.fwnode)
return -EINVAL;
- bridge_dev = drm_dp_hpd_bridge_register(tcpm->dev, to_of_node(tcpm->tcpc.fwnode));
+ bridge_dev = devm_drm_dp_hpd_bridge_alloc(tcpm->dev, to_of_node(tcpm->tcpc.fwnode));
if (IS_ERR(bridge_dev))
return PTR_ERR(bridge_dev);
@@ -110,8 +110,14 @@ static int qcom_pmic_typec_probe(struct platform_device *pdev)
if (ret)
goto port_stop;
+ ret = devm_drm_dp_hpd_bridge_add(tcpm->dev, bridge_dev);
+ if (ret)
+ goto pdphy_stop;
+
return 0;
+pdphy_stop:
+ tcpm->pdphy_stop(tcpm);
port_stop:
tcpm->port_stop(tcpm);
port_unregister:
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 8a1af08f71..5d4da962ac 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -3014,8 +3014,10 @@ static int tcpm_register_source_caps(struct tcpm_port *port)
memcpy(caps.pdo, port->source_caps, sizeof(u32) * port->nr_source_caps);
caps.role = TYPEC_SOURCE;
- if (cap)
+ if (cap) {
usb_power_delivery_unregister_capabilities(cap);
+ port->partner_source_caps = NULL;
+ }
cap = usb_power_delivery_register_capabilities(port->partner_pd, &caps);
if (IS_ERR(cap))
@@ -6172,6 +6174,7 @@ static void _tcpm_pd_hard_reset(struct tcpm_port *port)
port->tcpc->set_bist_data(port->tcpc, false);
switch (port->state) {
+ case TOGGLING:
case ERROR_RECOVERY:
case PORT_RESET:
case PORT_RESET_WAIT_OFF:
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index bd6ae92aa3..7801501837 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -619,7 +619,8 @@ static int ucsi_read_pdos(struct ucsi_connector *con,
u64 command;
int ret;
- if (ucsi->quirks & UCSI_NO_PARTNER_PDOS)
+ if (is_partner &&
+ ucsi->quirks & UCSI_NO_PARTNER_PDOS)
return 0;
command = UCSI_COMMAND(UCSI_GET_PDOS) | UCSI_CONNECTOR_NUMBER(con->num);
@@ -823,12 +824,6 @@ static int ucsi_register_partner_pdos(struct ucsi_connector *con)
return PTR_ERR(cap);
con->partner_source_caps = cap;
-
- ret = typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
- if (ret) {
- usb_power_delivery_unregister_capabilities(con->partner_source_caps);
- return ret;
- }
}
ret = ucsi_get_pdos(con, TYPEC_SINK, 1, caps.pdo);
@@ -843,15 +838,9 @@ static int ucsi_register_partner_pdos(struct ucsi_connector *con)
return PTR_ERR(cap);
con->partner_sink_caps = cap;
-
- ret = typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
- if (ret) {
- usb_power_delivery_unregister_capabilities(con->partner_sink_caps);
- return ret;
- }
}
- return 0;
+ return typec_partner_set_usb_power_delivery(con->partner, con->partner_pd);
}
static void ucsi_unregister_partner_pdos(struct ucsi_connector *con)
@@ -1572,7 +1561,6 @@ static int ucsi_register_port(struct ucsi *ucsi, struct ucsi_connector *con)
}
con->port_source_caps = pd_cap;
- typec_port_set_usb_power_delivery(con->port, con->pd);
}
memset(&pd_caps, 0, sizeof(pd_caps));
@@ -1589,9 +1577,10 @@ static int ucsi_register_port(struct ucsi *ucsi, struct ucsi_connector *con)
}
con->port_sink_caps = pd_cap;
- typec_port_set_usb_power_delivery(con->port, con->pd);
}
+ typec_port_set_usb_power_delivery(con->port, con->pd);
+
/* Alternate modes */
ret = ucsi_register_altmodes(con, UCSI_RECIPIENT_CON);
if (ret) {
diff --git a/drivers/usb/typec/ucsi/ucsi_glink.c b/drivers/usb/typec/ucsi/ucsi_glink.c
index ce08eb33e5..1d0e2d87e9 100644
--- a/drivers/usb/typec/ucsi/ucsi_glink.c
+++ b/drivers/usb/typec/ucsi/ucsi_glink.c
@@ -176,7 +176,8 @@ static int pmic_glink_ucsi_sync_write(struct ucsi *__ucsi, unsigned int offset,
left = wait_for_completion_timeout(&ucsi->sync_ack, 5 * HZ);
if (!left) {
dev_err(ucsi->dev, "timeout waiting for UCSI sync write response\n");
- ret = -ETIMEDOUT;
+ /* return 0 here and let core UCSI code handle the CCI_BUSY */
+ ret = 0;
} else if (ucsi->sync_val) {
dev_err(ucsi->dev, "sync write returned: %d\n", ucsi->sync_val);
}
@@ -243,10 +244,7 @@ static void pmic_glink_ucsi_notify(struct work_struct *work)
ucsi_connector_change(ucsi->ucsi, con_num);
}
- if (ucsi->sync_pending && cci & UCSI_CCI_BUSY) {
- ucsi->sync_val = -EBUSY;
- complete(&ucsi->sync_ack);
- } else if (ucsi->sync_pending &&
+ if (ucsi->sync_pending &&
(cci & (UCSI_CCI_ACK_COMPLETE | UCSI_CCI_COMMAND_COMPLETE))) {
complete(&ucsi->sync_ack);
}
@@ -311,12 +309,14 @@ static void pmic_glink_ucsi_destroy(void *data)
mutex_unlock(&ucsi->lock);
}
+static unsigned long quirk_sc8180x = UCSI_NO_PARTNER_PDOS;
+
static const struct of_device_id pmic_glink_ucsi_of_quirks[] = {
- { .compatible = "qcom,qcm6490-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, },
- { .compatible = "qcom,sc8180x-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, },
- { .compatible = "qcom,sc8280xp-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, },
- { .compatible = "qcom,sm8350-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, },
- { .compatible = "qcom,sm8550-pmic-glink", .data = (void *)UCSI_NO_PARTNER_PDOS, },
+ { .compatible = "qcom,qcm6490-pmic-glink", .data = &quirk_sc8180x, },
+ { .compatible = "qcom,sc8180x-pmic-glink", .data = &quirk_sc8180x, },
+ { .compatible = "qcom,sc8280xp-pmic-glink", .data = &quirk_sc8180x, },
+ { .compatible = "qcom,sm8350-pmic-glink", .data = &quirk_sc8180x, },
+ { .compatible = "qcom,sm8550-pmic-glink", .data = &quirk_sc8180x, },
{}
};
@@ -354,7 +354,7 @@ static int pmic_glink_ucsi_probe(struct auxiliary_device *adev,
match = of_match_device(pmic_glink_ucsi_of_quirks, dev->parent);
if (match)
- ucsi->ucsi->quirks = (unsigned long)match->data;
+ ucsi->ucsi->quirks = *(unsigned long *)match->data;
ucsi_set_drvdata(ucsi->ucsi, ucsi);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 07:00:43 +0000