drm/fsl-dcu: do not transfer registers on plane init
authorStefan Agner <stefan@agner.ch>
Tue, 4 Oct 2016 23:56:38 +0000 (16:56 -0700)
committerStefan Agner <stefan@agner.ch>
Thu, 20 Oct 2016 00:02:54 +0000 (17:02 -0700)
commitb6ead864ea893ef55828be0ec0d6c10f7c1c4e30
treef8ed0e2a9953442636bc3d4b8657159525c44949
parent8dedefbc38172f3fcb43a26b6d0e394dcb1ee562
drm/fsl-dcu: do not transfer registers on plane init

There is no need to explicitly initiate a register transfer and
turn off the DCU after initializing the plane registers. In fact,
this is harmful and leads to unnecessary flickers if the DCU has
been left on by the bootloader.

Signed-off-by: Stefan Agner <stefan@agner.ch>
Tested-By: Meng Yi <meng.yi@nxp.com>
drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c