[media] drm: rcar-du: Add alpha support for VSP planes

Make the global alpha multiplier of VSP planes configurable through the
alpha property, exactly as for the native DU planes.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Laurent Pinchart 2016-03-24 05:15:59 -03:00 • committed by Mauro Carvalho Chehab
commit 4174082455