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usb: core: introduce a new usb_get_std_status() helper 

This new helper is a simple wrapper around usb_get_status(). This
patch is in preparation to adding support for fetching PTM_STATUS
types. No functional changes.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felipe Balbi 2017-11-02 10:57:40 +02:00 committed by Greg Kroah-Hartman
parent 3c377ef100
commit d9e1e1484a
5 changed files with 19 additions and 12 deletions
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4
drivers/staging/wlan-ng/hfa384x_usb.c
View File

@ -2460,7 +2460,7 @@ int hfa384x_drvr_start(struct hfa384x *hw)
* ok
*/
result =
usb_get_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_in, &status);
usb_get_std_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_in, &status);
if (result < 0) {
netdev_err(hw->wlandev->netdev, "Cannot get bulk in endpoint status.\n");
goto done;
@ -2469,7 +2469,7 @@ int hfa384x_drvr_start(struct hfa384x *hw)
netdev_err(hw->wlandev->netdev, "Failed to reset bulk in endpoint.\n");
result =
usb_get_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_out, &status);
usb_get_std_status(hw->usb, USB_RECIP_ENDPOINT, hw->endp_out, &status);
if (result < 0) {
netdev_err(hw->wlandev->netdev, "Cannot get bulk out endpoint status.\n");
goto done;

4
drivers/usb/core/driver.c
View File

@ -1340,8 +1340,8 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
int err;
u16 devstat;
err = usb_get_status(udev, USB_RECIP_DEVICE, 0,
&devstat);
err = usb_get_std_status(udev, USB_RECIP_DEVICE, 0,
&devstat);
if (err) {
dev_err(&udev->dev,
"Failed to suspend device, error %d\n",

8
drivers/usb/core/hub.c
View File

@ -1482,7 +1482,7 @@ static int hub_configure(struct usb_hub *hub,
/* power budgeting mostly matters with bus-powered hubs,
* and battery-powered root hubs (may provide just 8 mA).
*/
ret = usb_get_status(hdev, USB_RECIP_DEVICE, 0, &hubstatus);
ret = usb_get_std_status(hdev, USB_RECIP_DEVICE, 0, &hubstatus);
if (ret) {
message = "can't get hub status";
goto fail;
@ -3279,7 +3279,7 @@ static int finish_port_resume(struct usb_device *udev)
*/
if (status == 0) {
devstatus = 0;
status = usb_get_status(udev, USB_RECIP_DEVICE, 0, &devstatus);
status = usb_get_std_status(udev, USB_RECIP_DEVICE, 0, &devstatus);
/* If a normal resume failed, try doing a reset-resume */
if (status && !udev->reset_resume && udev->persist_enabled) {
@ -3303,7 +3303,7 @@ static int finish_port_resume(struct usb_device *udev)
if (devstatus & (1 << USB_DEVICE_REMOTE_WAKEUP))
status = usb_disable_remote_wakeup(udev);
} else {
status = usb_get_status(udev, USB_RECIP_INTERFACE, 0,
status = usb_get_std_status(udev, USB_RECIP_INTERFACE, 0,
&devstatus);
if (!status && devstatus & (USB_INTRF_STAT_FUNC_RW_CAP
| USB_INTRF_STAT_FUNC_RW))
@ -4866,7 +4866,7 @@ static void hub_port_connect(struct usb_hub *hub, int port1, u16 portstatus,
&& udev->bus_mA <= unit_load) {
u16 devstat;
status = usb_get_status(udev, USB_RECIP_DEVICE, 0,
status = usb_get_std_status(udev, USB_RECIP_DEVICE, 0,
&devstat);
if (status) {
dev_dbg(&udev->dev, "get status %d ?\n", status);

8
drivers/usb/misc/usbtest.c
View File

@ -1016,7 +1016,7 @@ static int ch9_postconfig(struct usbtest_dev *dev)
/* FIXME fetch strings from at least the device descriptor */
/* [9.4.5] get_status always works */
retval = usb_get_status(udev, USB_RECIP_DEVICE, 0, dev->buf);
retval = usb_get_std_status(udev, USB_RECIP_DEVICE, 0, dev->buf);
if (retval) {
dev_err(&iface->dev, "get dev status --> %d\n", retval);
return retval;
@ -1026,7 +1026,7 @@ static int ch9_postconfig(struct usbtest_dev *dev)
* the device's remote wakeup feature ... if we can, test that here
*/
retval = usb_get_status(udev, USB_RECIP_INTERFACE,
retval = usb_get_std_status(udev, USB_RECIP_INTERFACE,
iface->altsetting[0].desc.bInterfaceNumber, dev->buf);
if (retval) {
dev_err(&iface->dev, "get interface status --> %d\n", retval);
@ -1615,7 +1615,7 @@ static int verify_not_halted(struct usbtest_dev *tdev, int ep, struct urb *urb)
u16 status;
/* shouldn't look or act halted */
retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
retval = usb_get_std_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
if (retval < 0) {
ERROR(tdev, "ep %02x couldn't get no-halt status, %d\n",
ep, retval);
@ -1637,7 +1637,7 @@ static int verify_halted(struct usbtest_dev *tdev, int ep, struct urb *urb)
u16 status;
/* should look and act halted */
retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
retval = usb_get_std_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
if (retval < 0) {
ERROR(tdev, "ep %02x couldn't get halt status, %d\n",
ep, retval);

7
include/linux/usb.h
View File

@ -1767,6 +1767,13 @@ extern int usb_get_descriptor(struct usb_device *dev, unsigned char desctype,
unsigned char descindex, void *buf, int size);
extern int usb_get_status(struct usb_device *dev,
int recip, int target, void *data);
static inline int usb_get_std_status(struct usb_device *dev,
int recip, int target, void *data)
{
return usb_get_status(dev, recip, target, data);
}
extern int usb_string(struct usb_device *dev, int index,
char *buf, size_t size);