Now that this driver uses v4l2_fh, it is trivial to add support for
control events. Again, this fixes a v4l2-compliance failure.
Signed-off-by: NHans Verkuil <hans.verkuil@cisco.com>
Acked-by: NJonathan Corbet <corbet@lwn.net>
Signed-off-by: NMauro Carvalho Chehab <mchehab@osg.samsung.com>