Commit 45f014c5 authored Mar 20, 2015 by Ricardo Ribalda Delgado Committed by Mauro Carvalho Chehab Apr 08, 2015

[media] media/v4l2-ctrls: Always execute EXECUTE_ON_WRITE ctrls



Any control with V4L2_CTRL_FLAG_EXECUTE_ON_WRITE set should return
changed == true in cluster_changed.

This forces the value to be passed to the driver even if it has not
changed.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

parent ef66c0ca

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

+4 −0

Original line number	Original line	Diff line number	Diff line
	@@ -1611,6 +1611,10 @@ static int cluster_changed(struct v4l2_ctrl *master)

	if (ctrl == NULL)		if (ctrl == NULL)
	continue;		continue;

			if (ctrl->flags & V4L2_CTRL_FLAG_EXECUTE_ON_WRITE)
			changed = ctrl_changed = true;

	/*		/*
	* Set has_changed to false to avoid generating		* Set has_changed to false to avoid generating
	* the event V4L2_EVENT_CTRL_CH_VALUE		* the event V4L2_EVENT_CTRL_CH_VALUE