diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/core/hub.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 0f857e64505..2ac11501522 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2123,9 +2123,13 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg) USB_DEVICE_REMOTE_WAKEUP, 0, NULL, 0, USB_CTRL_SET_TIMEOUT); - if (status) + if (status) { dev_dbg(&udev->dev, "won't remote wakeup, status %d\n", status); + /* bail if autosuspend is requested */ + if (msg.event & PM_EVENT_AUTO) + return status; + } } /* see 7.1.7.6 */ @@ -2134,7 +2138,8 @@ int usb_port_suspend(struct usb_device *udev, pm_message_t msg) dev_dbg(hub->intfdev, "can't suspend port %d, status %d\n", port1, status); /* paranoia: "should not happen" */ - (void) usb_control_msg(udev, usb_sndctrlpipe(udev, 0), + if (udev->do_remote_wakeup) + (void) usb_control_msg(udev, usb_sndctrlpipe(udev, 0), USB_REQ_CLEAR_FEATURE, USB_RECIP_DEVICE, USB_DEVICE_REMOTE_WAKEUP, 0, NULL, 0, |