drm/amd/display: fix re-enabling stutter for raven
authorBhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Mon, 2 Oct 2017 16:00:24 +0000 (12:00 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Sat, 21 Oct 2017 20:47:21 +0000 (16:47 -0400)
commit458e9d03875ec6cb2ee37b64cf201bc80401bf92
treed0330c2263650b1f34149c8b8721ec6c2128f916
parentf6cb588a42a7812e65eff368d3d1134ee1a88489
drm/amd/display: fix re-enabling stutter for raven

We were overwriting the whole register which was re-enabling
stutter for raven. Now we are reading the register then setting
the values only for pstate.

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/display/dc/dce/dce_hwseq.h
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c