This patch adds basic V4L2 controls for the illuminators on the Intel
Play QX3 microscope.
Signed-off-by: NAndy Walls <awalls@md.metrocast.net>
Acked-by: NHans de Goede <hdegoede@redhat.com>
Signed-off-by: NJean-François Moine <moinejf@free.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>