summaryrefslogtreecommitdiff
path: root/drivers/usb/gadget/function/f_uvc.c
diff options
context:
space:
mode:
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;
}