diff options
| -rw-r--r-- | drivers/staging/most/usb/usb.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/staging/most/usb/usb.c b/drivers/staging/most/usb/usb.c index b31a49c37f7f..daa5e4bd977f 100644 --- a/drivers/staging/most/usb/usb.c +++ b/drivers/staging/most/usb/usb.c @@ -1221,11 +1221,39 @@ static void hdm_disconnect(struct usb_interface *interface) put_device(&mdev->dev); } +static int hdm_suspend(struct usb_interface *interface, pm_message_t message) +{ + struct most_dev *mdev = usb_get_intfdata(interface); + int i; + + mutex_lock(&mdev->io_mutex); + for (i = 0; i < mdev->iface.num_channels; i++) { + most_stop_enqueue(&mdev->iface, i); + usb_kill_anchored_urbs(&mdev->busy_urbs[i]); + } + mutex_unlock(&mdev->io_mutex); + return 0; +} + +static int hdm_resume(struct usb_interface *interface) +{ + struct most_dev *mdev = usb_get_intfdata(interface); + int i; + + mutex_lock(&mdev->io_mutex); + for (i = 0; i < mdev->iface.num_channels; i++) + most_resume_enqueue(&mdev->iface, i); + mutex_unlock(&mdev->io_mutex); + return 0; +} + static struct usb_driver hdm_usb = { .name = "hdm_usb", .id_table = usbid, .probe = hdm_probe, .disconnect = hdm_disconnect, + .resume = hdm_resume, + .suspend = hdm_suspend, }; module_usb_driver(hdm_usb); |