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authorIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
committerIngo Molnar <[email protected]>2016-10-16 11:31:39 +0200
commit1d33369db25eb7f37b7a8bd22d736888b4501a9c (patch)
tree116d764339be1bca928870151decbedc53a9e1d1 /drivers/usb/gadget/function/f_uvc.c
parent23446cb66c073b827779e5eb3dec301623299b32 (diff)
parent1001354ca34179f3db924eb66672442a173147dc (diff)
Merge tag 'v4.9-rc1' into x86/urgent, to pick up updates
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'drivers/usb/gadget/function/f_uvc.c')
-rw-r--r--drivers/usb/gadget/function/f_uvc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/f_uvc.c b/drivers/usb/gadget/function/f_uvc.c
index 29b41b5dee04..27ed51b5082f 100644
--- a/drivers/usb/gadget/function/f_uvc.c
+++ b/drivers/usb/gadget/function/f_uvc.c
@@ -258,6 +258,13 @@ uvc_function_setup(struct usb_function *f, const struct usb_ctrlrequest *ctrl)
memcpy(&uvc_event->req, ctrl, sizeof(uvc_event->req));
v4l2_event_queue(&uvc->vdev, &v4l2_event);
+ /* Pass additional setup data to userspace */
+ if (uvc->event_setup_out && uvc->event_length) {
+ uvc->control_req->length = uvc->event_length;
+ return usb_ep_queue(uvc->func.config->cdev->gadget->ep0,
+ uvc->control_req, GFP_ATOMIC);
+ }
+
return 0;
}