[RFC 04/10] [media] uvc: enable subscriptions to other events

Gustavo Padovan
2017-03-13T19:20:55Z

From: Gustavo Padovan <gustavo.padovan@collabora.com>

Call v4l2_ctrl_subscribe_event to subscribe to more events supported by
v4l.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
---
drivers/media/usb/uvc/uvc_v4l2.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c
index 3e7e283..dfa0ccd 100644
--- a/drivers/media/usb/uvc/uvc_v4l2.c
+++ b/drivers/media/usb/uvc/uvc_v4l2.c
@@ -1240,7 +1240,7 @@ static int uvc_ioctl_subscribe_event(struct v4l2_fh *fh,
case V4L2_EVENT_CTRL:
return v4l2_event_subscribe(fh, sub, 0, &uvc_ctrl_sub_ev_ops);
default:
- return -EINVAL;
+ return v4l2_ctrl_subscribe_event(fh, sub);
}
}

--
2.9.3