diff options
author | Angus Wang <angus.wang@amd.com> | 2021-12-09 17:27:01 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2021-12-28 17:02:31 -0500 |
commit | ee2698cf79cc759a397c61086c758d4cc85938bf (patch) | |
tree | 95c999ac51c8621f7926897a63a60522945b9dca /drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | |
parent | drm/amd/display: Fix USB4 null pointer dereference in update_psp_stream_config (diff) | |
download | linux-dev-ee2698cf79cc759a397c61086c758d4cc85938bf.tar.xz linux-dev-ee2698cf79cc759a397c61086c758d4cc85938bf.zip |
drm/amd/display: Changed pipe split policy to allow for multi-display pipe split
[WHY]
Current implementation of pipe split policy prevents pipe split with
multiple displays connected, which caused the MCLK speed to be stuck at
max
[HOW]
Changed the pipe split policies so that pipe split is allowed for
multi-display configurations
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1522
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1709
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1655
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1403
Note this is a backport of this commit from amdgpu drm-next for 5.16.
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Angus Wang <angus.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to '')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c index 2cc55ef97ec4..27afbe6ec0fe 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c @@ -1002,7 +1002,7 @@ static const struct dc_debug_options debug_defaults_drv = { .timing_trace = false, .clock_trace = true, .disable_pplib_clock_request = false, - .pipe_split_policy = MPC_SPLIT_AVOID, + .pipe_split_policy = MPC_SPLIT_DYNAMIC, .force_single_disp_pipe_split = false, .disable_dcc = DCC_ENABLE, .vsr_support = true, |