Commit bea7515d authored by Hans Verkuil's avatar Hans Verkuil Committed by Mauro Carvalho Chehab
Browse files

media: v4l2-dev.c: show which events are requested by poll() 



This helps debugging poll problems.

Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent c10a3718

drivers/media/v4l2-core/v4l2-dev.c

+3 −2
Original line number Diff line number Diff line
@@ -350,8 +350,9 @@ static __poll_t v4l2_poll(struct file *filp, struct poll_table_struct *poll) 
			res = vdev->fops->poll(filp, poll);

	}

	if (vdev->dev_debug & V4L2_DEV_DEBUG_POLL)

		dprintk("%s: poll: %08x\n",

			video_device_node_name(vdev), res);

		dprintk("%s: poll: %08x %08x\n",

			video_device_node_name(vdev), res,

			poll_requested_events(poll));

	return res;

}