1b85a0715f
if old_crtc isn't same as encoder->crtc then it means that user changed crtc id to another one so a plane to old_crtc should be disabled so that current plane can be updated safely and plane->crtc should be set to new crtc(encoder->crtc) Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>