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

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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>
This commit is contained in:
Ricardo Ribalda 2015-03-20 10:55:37 -03:00 committed by Mauro Carvalho Chehab
parent ef66c0ca09
commit 45f014c526
1 changed files with 4 additions and 0 deletions
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4
drivers/media/v4l2-core/v4l2-ctrls.c
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@ -1611,6 +1611,10 @@ static int cluster_changed(struct v4l2_ctrl *master)
if (ctrl == NULL)
continue;
if (ctrl->flags & V4L2_CTRL_FLAG_EXECUTE_ON_WRITE)
changed = ctrl_changed = true;
/*
* Set has_changed to false to avoid generating
* the event V4L2_EVENT_CTRL_CH_VALUE