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-rw-r--r--drivers/usb/cdns3/cdns3-gadget.c7
-rw-r--r--drivers/usb/class/cdc-wdm.c1
-rw-r--r--drivers/usb/core/devio.c14
-rw-r--r--drivers/usb/core/quirks.c6
-rw-r--r--drivers/usb/dwc3/core.c34
-rw-r--r--drivers/usb/dwc3/drd.c11
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c8
-rw-r--r--drivers/usb/dwc3/gadget.c31
-rw-r--r--drivers/usb/gadget/configfs.c2
-rw-r--r--drivers/usb/gadget/function/f_uvc.c25
-rw-r--r--drivers/usb/gadget/function/uvc.h2
-rw-r--r--drivers/usb/gadget/function/uvc_queue.c2
-rw-r--r--drivers/usb/gadget/function/uvc_v4l2.c3
-rw-r--r--drivers/usb/gadget/legacy/raw_gadget.c2
-rw-r--r--drivers/usb/gadget/udc/omap_udc.c5
-rw-r--r--drivers/usb/host/Kconfig2
-rw-r--r--drivers/usb/host/ehci-hcd.c23
-rw-r--r--drivers/usb/host/ehci-pci.c4
-rw-r--r--drivers/usb/host/ehci.h1
-rw-r--r--drivers/usb/host/ohci-omap.c42
-rw-r--r--drivers/usb/host/xen-hcd.c65
-rw-r--r--drivers/usb/host/xhci-hub.c2
-rw-r--r--drivers/usb/host/xhci-mtk-sch.c90
-rw-r--r--drivers/usb/host/xhci-mtk.h2
-rw-r--r--drivers/usb/host/xhci-pci.c4
-rw-r--r--drivers/usb/host/xhci-ring.c1
-rw-r--r--drivers/usb/host/xhci-tegra.c4
-rw-r--r--drivers/usb/host/xhci.c11
-rw-r--r--drivers/usb/misc/qcom_eud.c10
-rw-r--r--drivers/usb/misc/uss720.c3
-rw-r--r--drivers/usb/mtu3/mtu3_dr.c6
-rw-r--r--drivers/usb/phy/Kconfig3
-rw-r--r--drivers/usb/phy/phy-generic.c7
-rw-r--r--drivers/usb/phy/phy-isp1301-omap.c6
-rw-r--r--drivers/usb/serial/cp210x.c2
-rw-r--r--drivers/usb/serial/option.c16
-rw-r--r--drivers/usb/serial/pl2303.c1
-rw-r--r--drivers/usb/serial/pl2303.h1
-rw-r--r--drivers/usb/serial/qcserial.c2
-rw-r--r--drivers/usb/serial/whiteheat.c5
-rw-r--r--drivers/usb/typec/Kconfig1
-rw-r--r--drivers/usb/typec/tcpm/tcpci.c2
-rw-r--r--drivers/usb/typec/tcpm/tcpci_mt6360.c26
-rw-r--r--drivers/usb/typec/ucsi/ucsi.c24
-rw-r--r--drivers/usb/typec/ucsi/ucsi_acpi.c23
45 files changed, 319 insertions, 223 deletions
diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c
index f9af7ebe003d..d6d515d598dc 100644
--- a/drivers/usb/cdns3/cdns3-gadget.c
+++ b/drivers/usb/cdns3/cdns3-gadget.c
@@ -2684,6 +2684,7 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep)
struct usb_request *request;
struct cdns3_request *priv_req;
struct cdns3_trb *trb = NULL;
+ struct cdns3_trb trb_tmp;
int ret;
int val;
@@ -2693,8 +2694,10 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep)
if (request) {
priv_req = to_cdns3_request(request);
trb = priv_req->trb;
- if (trb)
+ if (trb) {
+ trb_tmp = *trb;
trb->control = trb->control ^ cpu_to_le32(TRB_CYCLE);
+ }
}
writel(EP_CMD_CSTALL | EP_CMD_EPRST, &priv_dev->regs->ep_cmd);
@@ -2709,7 +2712,7 @@ int __cdns3_gadget_ep_clear_halt(struct cdns3_endpoint *priv_ep)
if (request) {
if (trb)
- trb->control = trb->control ^ cpu_to_le32(TRB_CYCLE);
+ *trb = trb_tmp;
cdns3_rearm_transfer(priv_ep, 1);
}
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 7f2c83f299d3..eebe782380fb 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -774,6 +774,7 @@ static int wdm_release(struct inode *inode, struct file *file)
poison_urbs(desc);
spin_lock_irq(&desc->iuspin);
desc->resp_count = 0;
+ clear_bit(WDM_RESPONDING, &desc->flags);
spin_unlock_irq(&desc->iuspin);
desc->manage_power(desc->intf, 0);
unpoison_urbs(desc);
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 6abb7294e919..b5b85bf80329 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -1209,12 +1209,16 @@ static int do_proc_control(struct usb_dev_state *ps,
usb_unlock_device(dev);
i = usbfs_start_wait_urb(urb, tmo, &actlen);
+
+ /* Linger a bit, prior to the next control message. */
+ if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG)
+ msleep(200);
usb_lock_device(dev);
snoop_urb(dev, NULL, pipe, actlen, i, COMPLETE, tbuf, actlen);
if (!i && actlen) {
if (copy_to_user(ctrl->data, tbuf, actlen)) {
ret = -EFAULT;
- goto recv_fault;
+ goto done;
}
}
} else {
@@ -1231,6 +1235,10 @@ static int do_proc_control(struct usb_dev_state *ps,
usb_unlock_device(dev);
i = usbfs_start_wait_urb(urb, tmo, &actlen);
+
+ /* Linger a bit, prior to the next control message. */
+ if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG)
+ msleep(200);
usb_lock_device(dev);
snoop_urb(dev, NULL, pipe, actlen, i, COMPLETE, NULL, 0);
}
@@ -1242,10 +1250,6 @@ static int do_proc_control(struct usb_dev_state *ps,
}
ret = (i < 0 ? i : actlen);
- recv_fault:
- /* Linger a bit, prior to the next control message. */
- if (dev->quirks & USB_QUIRK_DELAY_CTRL_MSG)
- msleep(200);
done:
kfree(dr);
usb_free_urb(urb);
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index d3c14b5ed4a1..97b44a68668a 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -404,6 +404,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x0b05, 0x17e0), .driver_info =
USB_QUIRK_IGNORE_REMOTE_WAKEUP },
+ /* Realtek Semiconductor Corp. Mass Storage Device (Multicard Reader)*/
+ { USB_DEVICE(0x0bda, 0x0151), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS },
+
/* Realtek hub in Dell WD19 (Type-C) */
{ USB_DEVICE(0x0bda, 0x0487), .driver_info = USB_QUIRK_NO_LPM },
@@ -507,6 +510,9 @@ static const struct usb_device_id usb_quirk_list[] = {
/* DJI CineSSD */
{ USB_DEVICE(0x2ca3, 0x0031), .driver_info = USB_QUIRK_NO_LPM },
+ /* VCOM device */
+ { USB_DEVICE(0x4296, 0x7570), .driver_info = USB_QUIRK_CONFIG_INTF_STRINGS },
+
/* INTEL VALUE SSD */
{ USB_DEVICE(0x8086, 0xf1a5), .driver_info = USB_QUIRK_RESET_RESUME },
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 1170b800acdc..d28cd1a6709b 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -274,7 +274,8 @@ int dwc3_core_soft_reset(struct dwc3 *dwc)
reg = dwc3_readl(dwc->regs, DWC3_DCTL);
reg |= DWC3_DCTL_CSFTRST;
- dwc3_writel(dwc->regs, DWC3_DCTL, reg);
+ reg &= ~DWC3_DCTL_RUN_STOP;
+ dwc3_gadget_dctl_write_safe(dwc, reg);
/*
* For DWC_usb31 controller 1.90a and later, the DCTL.CSFRST bit
@@ -1377,10 +1378,10 @@ static void dwc3_get_properties(struct dwc3 *dwc)
u8 lpm_nyet_threshold;
u8 tx_de_emphasis;
u8 hird_threshold;
- u8 rx_thr_num_pkt_prd;
- u8 rx_max_burst_prd;
- u8 tx_thr_num_pkt_prd;
- u8 tx_max_burst_prd;
+ u8 rx_thr_num_pkt_prd = 0;
+ u8 rx_max_burst_prd = 0;
+ u8 tx_thr_num_pkt_prd = 0;
+ u8 tx_max_burst_prd = 0;
u8 tx_fifo_resize_max_num;
const char *usb_psy_name;
int ret;
@@ -1690,21 +1691,44 @@ static int dwc3_probe(struct platform_device *pdev)
/*
* Clocks are optional, but new DT platforms should support all
* clocks as required by the DT-binding.
+ * Some devices have different clock names in legacy device trees,
+ * check for them to retain backwards compatibility.
*/
dwc->bus_clk = devm_clk_get_optional(dev, "bus_early");
if (IS_ERR(dwc->bus_clk))
return dev_err_probe(dev, PTR_ERR(dwc->bus_clk),
"could not get bus clock\n");
+ if (dwc->bus_clk == NULL) {
+ dwc->bus_clk = devm_clk_get_optional(dev, "bus_clk");
+ if (IS_ERR(dwc->bus_clk))
+ return dev_err_probe(dev, PTR_ERR(dwc->bus_clk),
+ "could not get bus clock\n");
+ }
+
dwc->ref_clk = devm_clk_get_optional(dev, "ref");
if (IS_ERR(dwc->ref_clk))
return dev_err_probe(dev, PTR_ERR(dwc->ref_clk),
"could not get ref clock\n");
+ if (dwc->ref_clk == NULL) {
+ dwc->ref_clk = devm_clk_get_optional(dev, "ref_clk");
+ if (IS_ERR(dwc->ref_clk))
+ return dev_err_probe(dev, PTR_ERR(dwc->ref_clk),
+ "could not get ref clock\n");
+ }
+
dwc->susp_clk = devm_clk_get_optional(dev, "suspend");
if (IS_ERR(dwc->susp_clk))
return dev_err_probe(dev, PTR_ERR(dwc->susp_clk),
"could not get suspend clock\n");
+
+ if (dwc->susp_clk == NULL) {
+ dwc->susp_clk = devm_clk_get_optional(dev, "suspend_clk");
+ if (IS_ERR(dwc->susp_clk))
+ return dev_err_probe(dev, PTR_ERR(dwc->susp_clk),
+ "could not get suspend clock\n");
+ }
}
ret = reset_control_deassert(dwc->reset);
diff --git a/drivers/usb/dwc3/drd.c b/drivers/usb/dwc3/drd.c
index b60b5f7b6dff..8cad9e7d3368 100644
--- a/drivers/usb/dwc3/drd.c
+++ b/drivers/usb/dwc3/drd.c
@@ -584,16 +584,15 @@ int dwc3_drd_init(struct dwc3 *dwc)
{
int ret, irq;
+ if (ROLE_SWITCH &&
+ device_property_read_bool(dwc->dev, "usb-role-switch"))
+ return dwc3_setup_role_switch(dwc);
+
dwc->edev = dwc3_get_extcon(dwc);
if (IS_ERR(dwc->edev))
return PTR_ERR(dwc->edev);
- if (ROLE_SWITCH &&
- device_property_read_bool(dwc->dev, "usb-role-switch")) {
- ret = dwc3_setup_role_switch(dwc);
- if (ret < 0)
- return ret;
- } else if (dwc->edev) {
+ if (dwc->edev) {
dwc->edev_nb.notifier_call = dwc3_drd_notifier;
ret = extcon_register_notifier(dwc->edev, EXTCON_USB_HOST,
&dwc->edev_nb);
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 33f657d83246..2e19e0e4ea53 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -45,6 +45,8 @@
#define PCI_DEVICE_ID_INTEL_ADLM 0x54ee
#define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1
#define PCI_DEVICE_ID_INTEL_RPLS 0x7a61
+#define PCI_DEVICE_ID_INTEL_MTLP 0x7ec1
+#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e
#define PCI_DEVICE_ID_INTEL_TGL 0x9a15
#define PCI_DEVICE_ID_AMD_MR 0x163a
@@ -456,6 +458,12 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_RPLS),
(kernel_ulong_t) &dwc3_pci_intel_swnode, },
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTLP),
+ (kernel_ulong_t) &dwc3_pci_intel_swnode, },
+
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MTL),
+ (kernel_ulong_t) &dwc3_pci_intel_swnode, },
+
{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL),
(kernel_ulong_t) &dwc3_pci_intel_swnode, },
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index ab725d2262d6..0b9c2493844a 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -3274,6 +3274,7 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
const struct dwc3_event_depevt *event,
struct dwc3_request *req, int status)
{
+ int request_status;
int ret;
if (req->request.num_mapped_sgs)
@@ -3294,7 +3295,35 @@ static int dwc3_gadget_ep_cleanup_completed_request(struct dwc3_ep *dep,
req->needs_extra_trb = false;
}
- dwc3_gadget_giveback(dep, req, status);
+ /*
+ * The event status only reflects the status of the TRB with IOC set.
+ * For the requests that don't set interrupt on completion, the driver
+ * needs to check and return the status of the completed TRBs associated
+ * with the request. Use the status of the last TRB of the request.
+ */
+ if (req->request.no_interrupt) {
+ struct dwc3_trb *trb;
+
+ trb = dwc3_ep_prev_trb(dep, dep->trb_dequeue);
+ switch (DWC3_TRB_SIZE_TRBSTS(trb->size)) {
+ case DWC3_TRBSTS_MISSED_ISOC:
+ /* Isoc endpoint only */
+ request_status = -EXDEV;
+ break;
+ case DWC3_TRB_STS_XFER_IN_PROG:
+ /* Applicable when End Transfer with ForceRM=0 */
+ case DWC3_TRBSTS_SETUP_PENDING:
+ /* Control endpoint only */
+ case DWC3_TRBSTS_OK:
+ default:
+ request_status = 0;
+ break;
+ }
+ } else {
+ request_status = status;
+ }
+
+ dwc3_gadget_giveback(dep, req, request_status);
out:
return ret;
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 1fb837d9271e..84b73cb03f87 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -1438,6 +1438,8 @@ static void configfs_composite_unbind(struct usb_gadget *gadget)
usb_ep_autoconfig_reset(cdev->gadget);
spin_lock_irqsave(&gi->spinlock, flags);
cdev->gadget = NULL;
+ cdev->deactivations = 0;
+ gadget->deactivated = false;
set_gadget_data(gadget, NULL);
spin_unlock_irqrestore(&gi->spinlock, flags);
}
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 71bb5e477dba..d37965867b23 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -890,13 +890,37 @@ static void uvc_function_unbind(struct usb_configuration *c,
{
struct usb_composite_dev *cdev = c->cdev;
struct uvc_device *uvc = to_uvc(f);
+ long wait_ret = 1;
uvcg_info(f, "%s()\n", __func__);
+ /* If we know we're connected via v4l2, then there should be a cleanup
+ * of the device from userspace either via UVC_EVENT_DISCONNECT or
+ * though the video device removal uevent. Allow some time for the
+ * application to close out before things get deleted.
+ */
+ if (uvc->func_connected) {
+ uvcg_dbg(f, "waiting for clean disconnect\n");
+ wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue,
+ uvc->func_connected == false, msecs_to_jiffies(500));
+ uvcg_dbg(f, "done waiting with ret: %ld\n", wait_ret);
+ }
+
device_remove_file(&uvc->vdev.dev, &dev_attr_function_name);
video_unregister_device(&uvc->vdev);
v4l2_device_unregister(&uvc->v4l2_dev);
+ if (uvc->func_connected) {
+ /* Wait for the release to occur to ensure there are no longer any
+ * pending operations that may cause panics when resources are cleaned
+ * up.
+ */
+ uvcg_warn(f, "%s no clean disconnect, wait for release\n", __func__);
+ wait_ret = wait_event_interruptible_timeout(uvc->func_connected_queue,
+ uvc->func_connected == false, msecs_to_jiffies(1000));
+ uvcg_dbg(f, "done waiting for release with ret: %ld\n", wait_ret);
+ }
+
usb_ep_free_request(cdev->gadget->ep0, uvc->control_req);
kfree(uvc->control_buf);
@@ -915,6 +939,7 @@ static struct usb_function *uvc_alloc(struct usb_function_instance *fi)
mutex_init(&uvc->video.mutex);
uvc->state = UVC_STATE_DISCONNECTED;
+ init_waitqueue_head(&uvc->func_connected_queue);
opts = fi_to_f_uvc_opts(fi);
mutex_lock(&opts->lock);
diff --git a/drivers/usb/gadget/function/uvc.h b/drivers/usb/gadget/function/uvc.h
index c3607a32b986..886103a1fe9b 100644
--- a/drivers/usb/gadget/function/uvc.h
+++ b/drivers/usb/gadget/function/uvc.h
@@ -14,6 +14,7 @@
#include <linux/spinlock.h>
#include <linux/usb/composite.h>
#include <linux/videodev2.h>
+#include <linux/wait.h>
#include <media/v4l2-device.h>
#include <media/v4l2-dev.h>
@@ -129,6 +130,7 @@ struct uvc_device {
struct usb_function func;
struct uvc_video video;
bool func_connected;
+ wait_queue_head_t func_connected_queue;
/* Descriptors */
struct {
diff --git a/drivers/usb/gadget/function/uvc_queue.c b/drivers/usb/gadget/function/uvc_queue.c
index d852ac9e47e7..2cda982f3765 100644
--- a/drivers/usb/gadget/function/uvc_queue.c
+++ b/drivers/usb/gadget/function/uvc_queue.c
@@ -264,6 +264,8 @@ void uvcg_queue_cancel(struct uvc_video_queue *queue, int disconnect)
buf->state = UVC_BUF_STATE_ERROR;
vb2_buffer_done(&buf->buf.vb2_buf, VB2_BUF_STATE_ERROR);
}
+ queue->buf_used = 0;
+
/* This must be protected by the irqlock spinlock to avoid race
* conditions between uvc_queue_buffer and the disconnection event that
* could result in an interruptible wait in uvc_dequeue_buffer. Do not
diff --git a/drivers/usb/gadget/function/uvc_v4l2.c b/drivers/usb/gadget/function/uvc_v4l2.c
index a2c78690c5c2..fd8f73bb726d 100644
--- a/drivers/usb/gadget/function/uvc_v4l2.c
+++ b/drivers/usb/gadget/function/uvc_v4l2.c
@@ -253,10 +253,11 @@ uvc_v4l2_subscribe_event(struct v4l2_fh *fh,
static void uvc_v4l2_disable(struct uvc_device *uvc)
{
- uvc->func_connected = false;
uvc_function_disconnect(uvc);
uvcg_video_enable(&uvc->video, 0);
uvcg_free_buffers(&uvc->video.queue);
+ uvc->func_connected = false;
+ wake_up_interruptible(&uvc->func_connected_queue);
}
static int
diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c
index 8d40a1f2ec57..e9440f7bf019 100644
--- a/drivers/usb/gadget/legacy/raw_gadget.c
+++ b/drivers/usb/gadget/legacy/raw_gadget.c
@@ -145,6 +145,7 @@ enum dev_state {
STATE_DEV_INVALID = 0,
STATE_DEV_OPENED,
STATE_DEV_INITIALIZED,
+ STATE_DEV_REGISTERING,
STATE_DEV_RUNNING,
STATE_DEV_CLOSED,
STATE_DEV_FAILED
@@ -508,6 +509,7 @@ static int raw_ioctl_run(struct raw_dev *dev, unsigned long value)
ret = -EINVAL;
goto out_unlock;
}
+ dev->state = STATE_DEV_REGISTERING;
spin_unlock_irqrestore(&dev->lock, flags);
ret = usb_gadget_probe_driver(&dev->driver);
diff --git a/drivers/usb/gadget/udc/omap_udc.c b/drivers/usb/gadget/udc/omap_udc.c
index 2d9815dad2ff..5096d24915ce 100644
--- a/drivers/usb/gadget/udc/omap_udc.c
+++ b/drivers/usb/gadget/udc/omap_udc.c
@@ -40,8 +40,11 @@
#include <asm/mach-types.h>
#include <linux/omap-dma.h>
+#include <linux/platform_data/usb-omap1.h>
-#include <mach/usb.h>
+#include <linux/soc/ti/omap1-usb.h>
+#include <linux/soc/ti/omap1-soc.h>
+#include <linux/soc/ti/omap1-io.h>
#include "omap_udc.h"
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 57ca5f97a3dc..682b3d2da623 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -214,7 +214,7 @@ config USB_EHCI_HCD_NPCM7XX
config USB_EHCI_HCD_OMAP
tristate "EHCI support for OMAP3 and later chips"
- depends on ARCH_OMAP
+ depends on ARCH_OMAP || COMPILE_TEST
depends on NOP_USB_XCEIV
default y
help
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 3d82e0b853be..684164fa9716 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -1103,6 +1103,26 @@ static void ehci_remove_device(struct usb_hcd *hcd, struct usb_device *udev)
#ifdef CONFIG_PM
+/* Clear wakeup signal locked in zhaoxin platform when device plug in. */
+static void ehci_zx_wakeup_clear(struct ehci_hcd *ehci)
+{
+ u32 __iomem *reg = &ehci->regs->port_status[4];
+ u32 t1 = ehci_readl(ehci, reg);
+
+ t1 &= (u32)~0xf0000;
+ t1 |= PORT_TEST_FORCE;
+ ehci_writel(ehci, t1, reg);
+ t1 = ehci_readl(ehci, reg);
+ msleep(1);
+ t1 &= (u32)~0xf0000;
+ ehci_writel(ehci, t1, reg);
+ ehci_readl(ehci, reg);
+ msleep(1);
+ t1 = ehci_readl(ehci, reg);
+ ehci_writel(ehci, t1 | PORT_CSC, reg);
+ ehci_readl(ehci, reg);
+}
+
/* suspend/resume, section 4.3 */
/* These routines handle the generic parts of controller suspend/resume */
@@ -1154,6 +1174,9 @@ int ehci_resume(struct usb_hcd *hcd, bool force_reset)
if (ehci->shutdown)
return 0; /* Controller is dead */
+ if (ehci->zx_wakeup_clear_needed)
+ ehci_zx_wakeup_clear(ehci);
+
/*
* If CF is still set and reset isn't forced
* then we maintained suspend power.
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index 638f03b89739..9937c5a7efc2 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -231,6 +231,10 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
ehci->is_aspeed = 1;
}
break;
+ case PCI_VENDOR_ID_ZHAOXIN:
+ if (pdev->device == 0x3104 && (pdev->revision & 0xf0) == 0x90)
+ ehci->zx_wakeup_clear_needed = 1;
+ break;
}
/* optional debug port, normally in the first BAR */
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index fdd073cc053b..ad3f13a3eaf1 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -220,6 +220,7 @@ struct ehci_hcd { /* one per controller */
unsigned imx28_write_fix:1; /* For Freescale i.MX28 */
unsigned spurious_oc:1;
unsigned is_aspeed:1;
+ unsigned zx_wakeup_clear_needed:1;
/* required for usb32 quirk */
#define OHCI_CTRL_HCFS (3 << 6)
diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c
index 45dcf8292072..069791d25abb 100644
--- a/drivers/usb/host/ohci-omap.c
+++ b/drivers/usb/host/ohci-omap.c
@@ -25,6 +25,11 @@
#include <linux/module.h>
#include <linux/usb/otg.h>
#include <linux/platform_device.h>
+#include <linux/platform_data/usb-omap1.h>
+#include <linux/soc/ti/omap1-usb.h>
+#include <linux/soc/ti/omap1-mux.h>
+#include <linux/soc/ti/omap1-soc.h>
+#include <linux/soc/ti/omap1-io.h>
#include <linux/signal.h>
#include <linux/usb.h>
#include <linux/usb/hcd.h>
@@ -34,12 +39,6 @@
#include <asm/io.h>
#include <asm/mach-types.h>
-#include <mach/mux.h>
-
-#include <mach/hardware.h>
-#include <mach/usb.h>
-
-
#define DRIVER_DESC "OHCI OMAP driver"
struct ohci_omap_priv {
@@ -68,31 +67,6 @@ static void omap_ohci_clock_power(struct ohci_omap_priv *priv, int on)
}
}
-/*
- * Board specific gang-switched transceiver power on/off.
- * NOTE: OSK supplies power from DC, not battery.
- */
-static int omap_ohci_transceiver_power(struct ohci_omap_priv *priv, int on)
-{
- if (on) {
- if (machine_is_omap_innovator() && cpu_is_omap1510())
- __raw_writeb(__raw_readb(INNOVATOR_FPGA_CAM_USB_CONTROL)
- | ((1 << 5/*usb1*/) | (1 << 3/*usb2*/)),
- INNOVATOR_FPGA_CAM_USB_CONTROL);
- else if (priv->power)
- gpiod_set_value_cansleep(priv->power, 0);
- } else {
- if (machine_is_omap_innovator() && cpu_is_omap1510())
- __raw_writeb(__raw_readb(INNOVATOR_FPGA_CAM_USB_CONTROL)
- & ~((1 << 5/*usb1*/) | (1 << 3/*usb2*/)),
- INNOVATOR_FPGA_CAM_USB_CONTROL);
- else if (priv->power)
- gpiod_set_value_cansleep(priv->power, 1);
- }
-
- return 0;
-}
-
#ifdef CONFIG_USB_OTG
static void start_hnp(struct ohci_hcd *ohci)
@@ -203,7 +177,11 @@ static int ohci_omap_reset(struct usb_hcd *hcd)
}
/* FIXME hub_wq hub requests should manage power switching */
- omap_ohci_transceiver_power(priv, 1);
+ if (config->transceiver_power)
+ return config->transceiver_power(1);
+
+ if (priv->power)
+ gpiod_set_value_cansleep(priv->power, 0);
/* board init will have already handled HMC and mux setup.
* any external transceiver should already be initialized
diff --git a/drivers/usb/host/xen-hcd.c b/drivers/usb/host/xen-hcd.c
index 3e487baf8422..de1b09158318 100644
--- a/drivers/usb/host/xen-hcd.c
+++ b/drivers/usb/host/xen-hcd.c
@@ -87,8 +87,6 @@ struct xenhcd_info {
bool error;
};
-#define GRANT_INVALID_REF 0
-
#define XENHCD_RING_JIFFIES (HZ/200)
#define XENHCD_SCAN_JIFFIES 1
@@ -1100,19 +1098,10 @@ static void xenhcd_destroy_rings(struct xenhcd_info *info)
unbind_from_irqhandler(info->irq, info);
info->irq = 0;
- if (info->urb_ring_ref != GRANT_INVALID_REF) {
- gnttab_end_foreign_access(info->urb_ring_ref,
- (unsigned long)info->urb_ring.sring);
- info->urb_ring_ref = GRANT_INVALID_REF;
- }
- info->urb_ring.sring = NULL;
-
- if (info->conn_ring_ref != GRANT_INVALID_REF) {
- gnttab_end_foreign_access(info->conn_ring_ref,
- (unsigned long)info->conn_ring.sring);
- info->conn_ring_ref = GRANT_INVALID_REF;
- }
- info->conn_ring.sring = NULL;
+ xenbus_teardown_ring((void **)&info->urb_ring.sring, 1,
+ &info->urb_ring_ref);
+ xenbus_teardown_ring((void **)&info->conn_ring.sring, 1,
+ &info->conn_ring_ref);
}
static int xenhcd_setup_rings(struct xenbus_device *dev,
@@ -1120,46 +1109,24 @@ static int xenhcd_setup_rings(struct xenbus_device *dev,
{
struct xenusb_urb_sring *urb_sring;
struct xenusb_conn_sring *conn_sring;
- grant_ref_t gref;
int err;
- info->urb_ring_ref = GRANT_INVALID_REF;
- info->conn_ring_ref = GRANT_INVALID_REF;
-
- urb_sring = (struct xenusb_urb_sring *)get_zeroed_page(
- GFP_NOIO | __GFP_HIGH);
- if (!urb_sring) {
- xenbus_dev_fatal(dev, -ENOMEM, "allocating urb ring");
- return -ENOMEM;
- }
- SHARED_RING_INIT(urb_sring);
- FRONT_RING_INIT(&info->urb_ring, urb_sring, PAGE_SIZE);
-
- err = xenbus_grant_ring(dev, urb_sring, 1, &gref);
- if (err < 0) {
- free_page((unsigned long)urb_sring);
- info->urb_ring.sring = NULL;
- goto fail;
- }
- info->urb_ring_ref = gref;
-
- conn_sring = (struct xenusb_conn_sring *)get_zeroed_page(
- GFP_NOIO | __GFP_HIGH);
- if (!conn_sring) {
- xenbus_dev_fatal(dev, -ENOMEM, "allocating conn ring");
- err = -ENOMEM;
- goto fail;
+ info->conn_ring_ref = INVALID_GRANT_REF;
+ err = xenbus_setup_ring(dev, GFP_NOIO | __GFP_HIGH,
+ (void **)&urb_sring, 1, &info->urb_ring_ref);
+ if (err) {
+ xenbus_dev_fatal(dev, err, "allocating urb ring");
+ return err;
}
- SHARED_RING_INIT(conn_sring);
- FRONT_RING_INIT(&info->conn_ring, conn_sring, PAGE_SIZE);
+ XEN_FRONT_RING_INIT(&info->urb_ring, urb_sring, PAGE_SIZE);
- err = xenbus_grant_ring(dev, conn_sring, 1, &gref);
- if (err < 0) {
- free_page((unsigned long)conn_sring);
- info->conn_ring.sring = NULL;
+ err = xenbus_setup_ring(dev, GFP_NOIO | __GFP_HIGH,
+ (void **)&conn_sring, 1, &info->conn_ring_ref);
+ if (err) {
+ xenbus_dev_fatal(dev, err, "allocating conn ring");
goto fail;
}
- info->conn_ring_ref = gref;
+ XEN_FRONT_RING_INIT(&info->conn_ring, conn_sring, PAGE_SIZE);
err = xenbus_alloc_evtchn(dev, &info->evtchn);
if (err) {
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index 1e7dc130c39a..f65f1ba2b592 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1434,7 +1434,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
}
spin_unlock_irqrestore(&xhci->lock, flags);
if (!wait_for_completion_timeout(&bus_state->u3exit_done[wIndex],
- msecs_to_jiffies(100)))
+ msecs_to_jiffies(500)))
xhci_dbg(xhci, "missing U0 port change event for port %d-%d\n",
hcd->self.busnum, wIndex + 1);
spin_lock_irqsave(&xhci->lock, flags);
diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c
index f3139ce7b0a9..06a6b19acaae 100644
--- a/drivers/usb/host/xhci-mtk-sch.c
+++ b/drivers/usb/host/xhci-mtk-sch.c
@@ -19,11 +19,6 @@
#define HS_BW_BOUNDARY 6144
/* usb2 spec section11.18.1: at most 188 FS bytes per microframe */
#define FS_PAYLOAD_MAX 188
-/*
- * max number of microframes for split transfer,
- * for fs isoc in : 1 ss + 1 idle + 7 cs
- */
-#define TT_MICROFRAMES_MAX 9
#define DBG_BUF_EN 64
@@ -242,28 +237,17 @@ static void drop_tt(struct usb_device *udev)
static struct mu3h_sch_ep_info *
create_sch_ep(struct xhci_hcd_mtk *mtk, struct usb_device *udev,
- struct usb_host_endpoint *ep, struct xhci_ep_ctx *ep_ctx)
+ struct usb_host_endpoint *ep)
{
struct mu3h_sch_ep_info *sch_ep;
struct mu3h_sch_bw_info *bw_info;
struct mu3h_sch_tt *tt = NULL;
- u32 len_bw_budget_table;
bw_info = get_bw_info(mtk, udev, ep);
if (!bw_info)
return ERR_PTR(-ENODEV);
- if (is_fs_or_ls(udev->speed))
- len_bw_budget_table = TT_MICROFRAMES_MAX;
- else if ((udev->speed >= USB_SPEED_SUPER)
- && usb_endpoint_xfer_isoc(&ep->desc))
- len_bw_budget_table = get_esit(ep_ctx);
- else
- len_bw_budget_table = 1;
-
- sch_ep = kzalloc(struct_size(sch_ep, bw_budget_table,
- len_bw_budget_table),
- GFP_KERNEL);
+ sch_ep = kzalloc(sizeof(*sch_ep), GFP_KERNEL);
if (!sch_ep)
return ERR_PTR(-ENOMEM);
@@ -295,8 +279,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx,
u32 mult;
u32 esit_pkts;
u32 max_esit_payload;
- u32 *bwb_table = sch_ep->bw_budget_table;
- int i;
ep_type = CTX_TO_EP_TYPE(le32_to_cpu(ep_ctx->ep_info2));
maxpkt = MAX_PACKET_DECODED(le32_to_cpu(ep_ctx->ep_info2));
@@ -332,7 +314,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx,
*/
sch_ep->pkts = max_burst + 1;
sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts;
- bwb_table[0] = sch_ep->bw_cost_per_microframe;
} else if (sch_ep->speed >= USB_SPEED_SUPER) {
/* usb3_r1 spec section4.4.7 & 4.4.8 */
sch_ep->cs_count = 0;
@@ -349,7 +330,6 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx,
if (ep_type == INT_IN_EP || ep_type == INT_OUT_EP) {
sch_ep->pkts = esit_pkts;
sch_ep->num_budget_microframes = 1;
- bwb_table[0] = maxpkt * sch_ep->pkts;
}
if (ep_type == ISOC_IN_EP || ep_type == ISOC_OUT_EP) {
@@ -366,15 +346,8 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx,
DIV_ROUND_UP(esit_pkts, sch_ep->pkts);
sch_ep->repeat = !!(sch_ep->num_budget_microframes > 1);
- sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts;
-
- for (i = 0; i < sch_ep->num_budget_microframes - 1; i++)
- bwb_table[i] = sch_ep->bw_cost_per_microframe;
-
- /* last one <= bw_cost_per_microframe */
- bwb_table[i] = maxpkt * esit_pkts
- - i * sch_ep->bw_cost_per_microframe;
}
+ sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts;
} else if (is_fs_or_ls(sch_ep->speed)) {
sch_ep->pkts = 1; /* at most one packet for each microframe */
@@ -384,28 +357,7 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx,
*/
sch_ep->cs_count = DIV_ROUND_UP(maxpkt, FS_PAYLOAD_MAX);
sch_ep->num_budget_microframes = sch_ep->cs_count;
- sch_ep->bw_cost_per_microframe =
- (maxpkt < FS_PAYLOAD_MAX) ? maxpkt : FS_PAYLOAD_MAX;
-
- /* init budget table */
- if (ep_type == ISOC_OUT_EP) {
- for (i = 0; i < sch_ep->num_budget_microframes; i++)
- bwb_table[i] = sch_ep->bw_cost_per_microframe;
- } else if (ep_type == INT_OUT_EP) {
- /* only first one consumes bandwidth, others as zero */
- bwb_table[0] = sch_ep->bw_cost_per_microframe;
- } else { /* INT_IN_EP or ISOC_IN_EP */
- bwb_table[0] = 0; /* start split */
- bwb_table[1] = 0; /* idle */
- /*
- * due to cs_count will be updated according to cs
- * position, assign all remainder budget array
- * elements as @bw_cost_per_microframe, but only first
- * @num_budget_microframes elements will be used later
- */
- for (i = 2; i < TT_MICROFRAMES_MAX; i++)
- bwb_table[i] = sch_ep->bw_cost_per_microframe;
- }
+ sch_ep->bw_cost_per_microframe = min_t(u32, maxpkt, FS_PAYLOAD_MAX);
}
}
@@ -422,7 +374,7 @@ static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw,
for (j = 0; j < sch_ep->num_budget_microframes; j++) {
k = XHCI_MTK_BW_INDEX(base + j);
- bw = sch_bw->bus_bw[k] + sch_ep->bw_budget_table[j];
+ bw = sch_bw->bus_bw[k] + sch_ep->bw_cost_per_microframe;
if (bw > max_bw)
max_bw = bw;
}
@@ -433,18 +385,16 @@ static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw,
static void update_bus_bw(struct mu3h_sch_bw_info *sch_bw,
struct mu3h_sch_ep_info *sch_ep, bool used)
{
+ int bw_updated;
u32 base;
- int i, j, k;
+ int i, j;
+
+ bw_updated = sch_ep->bw_cost_per_microframe * (used ? 1 : -1);
for (i = 0; i < sch_ep->num_esit; i++) {
base = sch_ep->offset + i * sch_ep->esit;
- for (j = 0; j < sch_ep->num_budget_microframes; j++) {
- k = XHCI_MTK_BW_INDEX(base + j);
- if (used)
- sch_bw->bus_bw[k] += sch_ep->bw_budget_table[j];
- else
- sch_bw->bus_bw[k] -= sch_ep->bw_budget_table[j];
- }
+ for (j = 0; j < sch_ep->num_budget_microframes; j++)
+ sch_bw->bus_bw[XHCI_MTK_BW_INDEX(base + j)] += bw_updated;
}
}
@@ -464,7 +414,7 @@ static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset)
*/
for (j = 0; j < sch_ep->num_budget_microframes; j++) {
k = XHCI_MTK_BW_INDEX(base + j);
- tmp = tt->fs_bus_bw[k] + sch_ep->bw_budget_table[j];
+ tmp = tt->fs_bus_bw[k] + sch_ep->bw_cost_per_microframe;
if (tmp > FS_PAYLOAD_MAX)
return -ESCH_BW_OVERFLOW;
}
@@ -538,19 +488,17 @@ static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset)
static void update_sch_tt(struct mu3h_sch_ep_info *sch_ep, bool used)
{
struct mu3h_sch_tt *tt = sch_ep->sch_tt;
+ int bw_updated;
u32 base;
- int i, j, k;
+ int i, j;
+
+ bw_updated = sch_ep->bw_cost_per_microframe * (used ? 1 : -1);
for (i = 0; i < sch_ep->num_esit; i++) {
base = sch_ep->offset + i * sch_ep->esit;
- for (j = 0; j < sch_ep->num_budget_microframes; j++) {
- k = XHCI_MTK_BW_INDEX(base + j);
- if (used)
- tt->fs_bus_bw[k] += sch_ep->bw_budget_table[j];
- else
- tt->fs_bus_bw[k] -= sch_ep->bw_budget_table[j];
- }
+ for (j = 0; j < sch_ep->num_budget_microframes; j++)
+ tt->fs_bus_bw[XHCI_MTK_BW_INDEX(base + j)] += bw_updated;
}
if (used)
@@ -710,7 +658,7 @@ static int add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev,
xhci_dbg(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed));
- sch_ep = create_sch_ep(mtk, udev, ep, ep_ctx);
+ sch_ep = create_sch_ep(mtk, udev, ep);
if (IS_ERR_OR_NULL(sch_ep))
return -ENOMEM;
diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h
index ffd4b493b4ba..1174a510dd38 100644
--- a/drivers/usb/host/xhci-mtk.h
+++ b/drivers/usb/host/xhci-mtk.h
@@ -83,7 +83,6 @@ struct mu3h_sch_bw_info {
* times; 1: distribute the (bMaxBurst+1)*(Mult+1) packets
* according to @pkts and @repeat. normal mode is used by
* default
- * @bw_budget_table: table to record bandwidth budget per microframe
*/
struct mu3h_sch_ep_info {
u32 esit;
@@ -109,7 +108,6 @@ struct mu3h_sch_ep_info {
u32 pkts;
u32 cs_count;
u32 burst_mode;
- u32 bw_budget_table[];
};
#define MU3C_U3_PORT_MAX 4
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 5c351970cdf1..d7e0e6ebf080 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -59,6 +59,7 @@
#define PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI 0x9a13
#define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e
+#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed
#define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639
#define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9
@@ -266,7 +267,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_INTEL_ICE_LAKE_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_TIGER_LAKE_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI))
+ pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI))
xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index d0b6806275e0..f9707997969d 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -3141,6 +3141,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd)
if (event_loop++ < TRBS_PER_SEGMENT / 2)
continue;
xhci_update_erst_dequeue(xhci, event_ring_deq);
+ event_ring_deq = xhci->event_ring->dequeue;
/* ring is half-full, force isoc trbs to interrupt more often */
if (xhci->isoc_bei_interval > AVOID_BEI_INTERVAL_MIN)
diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c
index c8af2cd2216d..996958a6565c 100644
--- a/drivers/usb/host/xhci-tegra.c
+++ b/drivers/usb/host/xhci-tegra.c
@@ -1034,13 +1034,13 @@ static int tegra_xusb_unpowergate_partitions(struct tegra_xusb *tegra)
int rc;
if (tegra->use_genpd) {
- rc = pm_runtime_get_sync(tegra->genpd_dev_ss);
+ rc = pm_runtime_resume_and_get(tegra->genpd_dev_ss);
if (rc < 0) {
dev_err(dev, "failed to enable XUSB SS partition\n");
return rc;
}
- rc = pm_runtime_get_sync(tegra->genpd_dev_host);
+ rc = pm_runtime_resume_and_get(tegra->genpd_dev_host);
if (rc < 0) {
dev_err(dev, "failed to enable XUSB Host partition\n");
pm_runtime_put_sync(tegra->genpd_dev_ss);
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 642610c78f58..25b87e99b4dd 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -781,6 +781,17 @@ void xhci_shutdown(struct usb_hcd *hcd)
if (xhci->quirks & XHCI_SPURIOUS_REBOOT)
usb_disable_xhci_ports(to_pci_dev(hcd->self.sysdev));
+ /* Don't poll the roothubs after shutdown. */
+ xhci_dbg(xhci, "%s: stopping usb%d port polling.\n",
+ __func__, hcd->self.busnum);
+ clear_bit(HCD_FLAG_POLL_RH, &hcd->flags);
+ del_timer_sync(&hcd->rh_timer);
+
+ if (xhci->shared_hcd) {
+ clear_bit(HCD_FLAG_POLL_RH, &xhci->shared_hcd->flags);
+ del_timer_sync(&xhci->shared_hcd->rh_timer);
+ }
+
spin_lock_irq(&xhci->lock);
xhci_halt(xhci);
/* Workaround for spurious wakeups at shutdown with HSW */
diff --git a/drivers/usb/misc/qcom_eud.c b/drivers/usb/misc/qcom_eud.c
index f929bffdc5d1..b7f13df00764 100644
--- a/drivers/usb/misc/qcom_eud.c
+++ b/drivers/usb/misc/qcom_eud.c
@@ -186,16 +186,16 @@ static int eud_probe(struct platform_device *pdev)
chip->dev = &pdev->dev;
- ret = devm_add_action_or_reset(chip->dev, eud_role_switch_release, chip);
- if (ret)
- return dev_err_probe(chip->dev, ret,
- "failed to add role switch release action\n");
-
chip->role_sw = usb_role_switch_get(&pdev->dev);
if (IS_ERR(chip->role_sw))
return dev_err_probe(chip->dev, PTR_ERR(chip->role_sw),
"failed to get role switch\n");
+ ret = devm_add_action_or_reset(chip->dev, eud_role_switch_release, chip);
+ if (ret)
+ return dev_err_probe(chip->dev, ret,
+ "failed to add role switch release action\n");
+
chip->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(chip->base))
return PTR_ERR(chip->base);
diff --git a/drivers/usb/misc/uss720.c b/drivers/usb/misc/uss720.c
index 748139d26263..0be8efcda15d 100644
--- a/drivers/usb/misc/uss720.c
+++ b/drivers/usb/misc/uss720.c
@@ -71,6 +71,7 @@ static void destroy_priv(struct kref *kref)
dev_dbg(&priv->usbdev->dev, "destroying priv datastructure\n");
usb_put_dev(priv->usbdev);
+ priv->usbdev = NULL;
kfree(priv);
}
@@ -736,7 +737,6 @@ static int uss720_probe(struct usb_interface *intf,
parport_announce_port(pp);
usb_set_intfdata(intf, pp);
- usb_put_dev(usbdev);
return 0;
probe_abort:
@@ -754,7 +754,6 @@ static void uss720_disconnect(struct usb_interface *intf)
usb_set_intfdata(intf, NULL);
if (pp) {
priv = pp->private_data;
- priv->usbdev = NULL;
priv->pp = NULL;
dev_dbg(&intf->dev, "parport_remove_port\n");
parport_remove_port(pp);
diff --git a/drivers/usb/mtu3/mtu3_dr.c b/drivers/usb/mtu3/mtu3_dr.c
index a6b04831b20b..9b8aded3d95e 100644
--- a/drivers/usb/mtu3/mtu3_dr.c
+++ b/drivers/usb/mtu3/mtu3_dr.c
@@ -21,10 +21,8 @@ static inline struct ssusb_mtk *otg_sx_to_ssusb(struct otg_switch_mtk *otg_sx)
static void toggle_opstate(struct ssusb_mtk *ssusb)
{
- if (!ssusb->otg_switch.is_u3_drd) {
- mtu3_setbits(ssusb->mac_base, U3D_DEVICE_CONTROL, DC_SESSION);
- mtu3_setbits(ssusb->mac_base, U3D_POWER_MANAGEMENT, SOFT_CONN);
- }
+ mtu3_setbits(ssusb->mac_base, U3D_DEVICE_CONTROL, DC_SESSION);
+ mtu3_setbits(ssusb->mac_base, U3D_POWER_MANAGEMENT, SOFT_CONN);
}
/* only port0 supports dual-role mode */
diff --git a/drivers/usb/phy/Kconfig b/drivers/usb/phy/Kconfig
index 52eebcb88c1f..2acbe41fbf7e 100644
--- a/drivers/usb/phy/Kconfig
+++ b/drivers/usb/phy/Kconfig
@@ -30,7 +30,8 @@ config FSL_USB2_OTG
config ISP1301_OMAP
tristate "Philips ISP1301 with OMAP OTG"
- depends on I2C && ARCH_OMAP_OTG
+ depends on I2C
+ depends on ARCH_OMAP_OTG || (ARM && COMPILE_TEST)
depends on USB
depends on USB_GADGET || !USB_GADGET # if USB_GADGET=m, this can't be 'y'
select USB_PHY
diff --git a/drivers/usb/phy/phy-generic.c b/drivers/usb/phy/phy-generic.c
index 661a229c105d..34b9f8140187 100644
--- a/drivers/usb/phy/phy-generic.c
+++ b/drivers/usb/phy/phy-generic.c
@@ -268,6 +268,13 @@ int usb_phy_gen_create_phy(struct device *dev, struct usb_phy_generic *nop)
return -EPROBE_DEFER;
}
+ nop->vbus_draw = devm_regulator_get_exclusive(dev, "vbus");
+ if (PTR_ERR(nop->vbus_draw) == -ENODEV)
+ nop->vbus_draw = NULL;
+ if (IS_ERR(nop->vbus_draw))
+ return dev_err_probe(dev, PTR_ERR(nop->vbus_draw),
+ "could not get vbus regulator\n");
+
nop->dev = dev;
nop->phy.dev = nop->dev;
nop->phy.label = "nop-xceiv";
diff --git a/drivers/usb/phy/phy-isp1301-omap.c b/drivers/usb/phy/phy-isp1301-omap.c
index 190699b38b41..f8bd93fe69cd 100644
--- a/drivers/usb/phy/phy-isp1301-omap.c
+++ b/drivers/usb/phy/phy-isp1301-omap.c
@@ -23,9 +23,9 @@
#include <asm/irq.h>
#include <asm/mach-types.h>
-#include <mach/mux.h>
-
-#include <mach/usb.h>
+#include <linux/soc/ti/omap1-mux.h>
+#include <linux/soc/ti/omap1-usb.h>
+#include <linux/soc/ti/omap1-io.h>
#undef VERBOSE
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index a27f7efcec6a..c374620a486f 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -194,6 +194,8 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(0x16DC, 0x0015) }, /* W-IE-NE-R Plein & Baus GmbH CML Control, Monitoring and Data Logger */
{ USB_DEVICE(0x17A8, 0x0001) }, /* Kamstrup Optical Eye/3-wire */
{ USB_DEVICE(0x17A8, 0x0005) }, /* Kamstrup M-Bus Master MultiPort 250D */
+ { USB_DEVICE(0x17A8, 0x0101) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Int Ant) */
+ { USB_DEVICE(0x17A8, 0x0102) }, /* Kamstrup 868 MHz wM-Bus C-Mode Meter Reader (Ext Ant) */
{ USB_DEVICE(0x17F4, 0xAAAA) }, /* Wavesense Jazz blood glucose meter */
{ USB_DEVICE(0x1843, 0x0200) }, /* Vaisala USB Instrument Cable */
{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e7755d9cfc61..152ad882657d 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -432,6 +432,8 @@ static void option_instat_callback(struct urb *urb);
#define CINTERION_PRODUCT_CLS8 0x00b0
#define CINTERION_PRODUCT_MV31_MBIM 0x00b3
#define CINTERION_PRODUCT_MV31_RMNET 0x00b7
+#define CINTERION_PRODUCT_MV32_WA 0x00f1
+#define CINTERION_PRODUCT_MV32_WB 0x00f2
/* Olivetti products */
#define OLIVETTI_VENDOR_ID 0x0b3c
@@ -1217,6 +1219,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1056, 0xff), /* Telit FD980 */
.driver_info = NCTRL(2) | RSVD(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1057, 0xff), /* Telit FN980 */
+ .driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1058, 0xff), /* Telit FN980 (PCIe) */
+ .driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1060, 0xff), /* Telit LN920 (rmnet) */
.driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1061, 0xff), /* Telit LN920 (MBIM) */
@@ -1233,6 +1239,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(2) | RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1073, 0xff), /* Telit FN990 (ECM) */
.driver_info = NCTRL(0) | RSVD(1) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1075, 0xff), /* Telit FN990 (PCIe) */
+ .driver_info = RSVD(0) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910),
.driver_info = NCTRL(0) | RSVD(1) | RSVD(3) },
{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM),
@@ -1969,6 +1977,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3)},
{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_RMNET, 0xff),
.driver_info = RSVD(0)},
+ { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WA, 0xff),
+ .driver_info = RSVD(3)},
+ { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WB, 0xff),
+ .driver_info = RSVD(3)},
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100),
.driver_info = RSVD(4) },
{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD120),
@@ -2111,10 +2123,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */
.driver_info = RSVD(4) | RSVD(5) | RSVD(6) },
+ { USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */
+ { USB_DEVICE_INTERFACE_CLASS(0x1782, 0x4d11, 0xff) }, /* Fibocom L610 (ECM/RNDIS mode) */
{ USB_DEVICE(0x2cb7, 0x0104), /* Fibocom NL678 series */
.driver_info = RSVD(4) | RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff), /* Fibocom NL678 series */
.driver_info = RSVD(6) },
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0106, 0xff) }, /* Fibocom MA510 (ECM mode w/ diag intf.) */
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x010a, 0xff) }, /* Fibocom MA510 (ECM mode) */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 88b284d61681..1d878d05a658 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -106,6 +106,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM960_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM920_PRODUCT_ID) },
+ { USB_DEVICE(HP_VENDOR_ID, HP_LM930_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM940_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_TD620_PRODUCT_ID) },
{ USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index c5406452b774..732f9b13ad5d 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -135,6 +135,7 @@
#define HP_TD620_PRODUCT_ID 0x0956
#define HP_LD960_PRODUCT_ID 0x0b39
#define HP_LD381_PRODUCT_ID 0x0f7f
+#define HP_LM930_PRODUCT_ID 0x0f9b
#define HP_LCM220_PRODUCT_ID 0x3139
#define HP_LCM960_PRODUCT_ID 0x3239
#define HP_LD220_PRODUCT_ID 0x3524
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index c18bf8164bc2..586ef5551e76 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -166,6 +166,8 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x1199, 0x9090)}, /* Sierra Wireless EM7565 QDL */
{DEVICE_SWI(0x1199, 0x9091)}, /* Sierra Wireless EM7565 */
{DEVICE_SWI(0x1199, 0x90d2)}, /* Sierra Wireless EM9191 QDL */
+ {DEVICE_SWI(0x1199, 0xc080)}, /* Sierra Wireless EM7590 QDL */
+ {DEVICE_SWI(0x1199, 0xc081)}, /* Sierra Wireless EM7590 */
{DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index da65d14c9ed5..06aad0d727dd 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -584,9 +584,8 @@ static int firm_send_command(struct usb_serial_port *port, __u8 command,
switch (command) {
case WHITEHEAT_GET_DTR_RTS:
info = usb_get_serial_port_data(port);
- memcpy(&info->mcr, command_info->result_buffer,
- sizeof(struct whiteheat_dr_info));
- break;
+ info->mcr = command_info->result_buffer[0];
+ break;
}
}
exit:
diff --git a/drivers/usb/typec/Kconfig b/drivers/usb/typec/Kconfig
index 8f921213b17d..ba24847fb245 100644
--- a/drivers/usb/typec/Kconfig
+++ b/drivers/usb/typec/Kconfig
@@ -56,6 +56,7 @@ config TYPEC_RT1719
tristate "Richtek RT1719 Sink Only Type-C controller driver"
depends on USB_ROLE_SWITCH || !USB_ROLE_SWITCH
depends on I2C
+ depends on POWER_SUPPLY
select REGMAP_I2C
help
Say Y or M here if your system has Richtek RT1719 sink only
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index e07d26a3cd8e..f33e08eb7670 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -877,7 +877,7 @@ static int tcpci_remove(struct i2c_client *client)
/* Disable chip interrupts before unregistering port */
err = tcpci_write16(chip->tcpci, TCPC_ALERT_MASK, 0);
if (err < 0)
- return err;
+ dev_warn(&client->dev, "Failed to disable irqs (%pe)\n", ERR_PTR(err));
tcpci_unregister_port(chip->tcpci);
diff --git a/drivers/usb/typec/tcpm/tcpci_mt6360.c b/drivers/usb/typec/tcpm/tcpci_mt6360.c
index f1bd9e09bc87..8a952eaf9016 100644
--- a/drivers/usb/typec/tcpm/tcpci_mt6360.c
+++ b/drivers/usb/typec/tcpm/tcpci_mt6360.c
@@ -15,6 +15,9 @@
#include "tcpci.h"
+#define MT6360_REG_PHYCTRL1 0x80
+#define MT6360_REG_PHYCTRL3 0x82
+#define MT6360_REG_PHYCTRL7 0x86
#define MT6360_REG_VCONNCTRL1 0x8C
#define MT6360_REG_MODECTRL2 0x8F
#define MT6360_REG_SWRESET 0xA0
@@ -22,6 +25,8 @@
#define MT6360_REG_DRPCTRL1 0xA2
#define MT6360_REG_DRPCTRL2 0xA3
#define MT6360_REG_I2CTORST 0xBF
+#define MT6360_REG_PHYCTRL11 0xCA
+#define MT6360_REG_RXCTRL1 0xCE
#define MT6360_REG_RXCTRL2 0xCF
#define MT6360_REG_CTDCTRL2 0xEC
@@ -106,6 +111,27 @@ static int mt6360_tcpc_init(struct tcpci *tcpci, struct tcpci_data *tdata)
if (ret)
return ret;
+ /* BMC PHY */
+ ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL1, 0x3A70);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_PHYCTRL3, 0x82);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_PHYCTRL7, 0x36);
+ if (ret)
+ return ret;
+
+ ret = mt6360_tcpc_write16(regmap, MT6360_REG_PHYCTRL11, 0x3C60);
+ if (ret)
+ return ret;
+
+ ret = regmap_write(regmap, MT6360_REG_RXCTRL1, 0xE8);
+ if (ret)
+ return ret;
+
/* Set shipping mode off, AUTOIDLE on */
return regmap_write(regmap, MT6360_REG_MODECTRL2, 0x7A);
}
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index f0c2fa19f3e0..a6045aef0d04 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -949,6 +949,8 @@ static int ucsi_dr_swap(struct typec_port *port, enum typec_data_role role)
role == TYPEC_HOST))
goto out_unlock;
+ reinit_completion(&con->complete);
+
command = UCSI_SET_UOR | UCSI_CONNECTOR_NUMBER(con->num);
command |= UCSI_SET_UOR_ROLE(role);
command |= UCSI_SET_UOR_ACCEPT_ROLE_SWAPS;
@@ -956,14 +958,18 @@ static int ucsi_dr_swap(struct typec_port *port, enum typec_data_role role)
if (ret < 0)
goto out_unlock;
+ mutex_unlock(&con->lock);
+
if (!wait_for_completion_timeout(&con->complete,
- msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS)))
- ret = -ETIMEDOUT;
+ msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS)))
+ return -ETIMEDOUT;
+
+ return 0;
out_unlock:
mutex_unlock(&con->lock);
- return ret < 0 ? ret : 0;
+ return ret;
}
static int ucsi_pr_swap(struct typec_port *port, enum typec_role role)
@@ -985,6 +991,8 @@ static int ucsi_pr_swap(struct typec_port *port, enum typec_role role)
if (cur_role == role)
goto out_unlock;
+ reinit_completion(&con->complete);
+
command = UCSI_SET_PDR | UCSI_CONNECTOR_NUMBER(con->num);
command |= UCSI_SET_PDR_ROLE(role);
command |= UCSI_SET_PDR_ACCEPT_ROLE_SWAPS;
@@ -992,11 +1000,13 @@ static int ucsi_pr_swap(struct typec_port *port, enum typec_role role)
if (ret < 0)
goto out_unlock;
+ mutex_unlock(&con->lock);
+
if (!wait_for_completion_timeout(&con->complete,
- msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS))) {
- ret = -ETIMEDOUT;
- goto out_unlock;
- }
+ msecs_to_jiffies(UCSI_SWAP_TIMEOUT_MS)))
+ return -ETIMEDOUT;
+
+ mutex_lock(&con->lock);
/* Something has gone wrong while swapping the role */
if (UCSI_CONSTAT_PWR_OPMODE(con->status.flags) !=
diff --git a/drivers/usb/typec/ucsi/ucsi_acpi.c b/drivers/usb/typec/ucsi/ucsi_acpi.c
index 6771f05e32c2..8873c1644a29 100644
--- a/drivers/usb/typec/ucsi/ucsi_acpi.c
+++ b/drivers/usb/typec/ucsi/ucsi_acpi.c
@@ -19,7 +19,7 @@
struct ucsi_acpi {
struct device *dev;
struct ucsi *ucsi;
- void __iomem *base;
+ void *base;
struct completion complete;
unsigned long flags;
guid_t guid;
@@ -51,7 +51,7 @@ static int ucsi_acpi_read(struct ucsi *ucsi, unsigned int offset,
if (ret)
return ret;
- memcpy(val, (const void __force *)(ua->base + offset), val_len);
+ memcpy(val, ua->base + offset, val_len);
return 0;
}
@@ -61,7 +61,7 @@ static int ucsi_acpi_async_write(struct ucsi *ucsi, unsigned int offset,
{
struct ucsi_acpi *ua = ucsi_get_drvdata(ucsi);
- memcpy((void __force *)(ua->base + offset), val, val_len);
+ memcpy(ua->base + offset, val, val_len);
return ucsi_acpi_dsm(ua, UCSI_DSM_FUNC_WRITE);
}
@@ -132,20 +132,9 @@ static int ucsi_acpi_probe(struct platform_device *pdev)
return -ENODEV;
}
- /* This will make sure we can use ioremap() */
- status = acpi_release_memory(ACPI_HANDLE(&pdev->dev), res, 1);
- if (ACPI_FAILURE(status))
- return -ENOMEM;
-
- /*
- * NOTE: The memory region for the data structures is used also in an
- * operation region, which means ACPI has already reserved it. Therefore
- * it can not be requested here, and we can not use
- * devm_ioremap_resource().
- */
- ua->base = devm_ioremap(&pdev->dev, res->start, resource_size(res));
- if (!ua->base)
- return -ENOMEM;
+ ua->base = devm_memremap(&pdev->dev, res->start, resource_size(res), MEMREMAP_WB);
+ if (IS_ERR(ua->base))
+ return PTR_ERR(ua->base);
ret = guid_parse(UCSI_DSM_UUID, &ua->guid);
if (ret)