Merge tag 'du-fixes-20181126' of git://linuxtv.org/pinchartl/media into drm-fixes

R-Car DU v4.20 regression fix

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patchwork.freedesktop.org/patch/msgid/8134504.ZSXK7gKU4H@avalon