diff options
| author | Vladimir Stempen <vladimir.stempen@amd.com> | 2020-12-29 15:01:12 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-02-22 18:05:48 -0500 |
| commit | 77a2b7265f20ee827e527eaa6f82b87e88388947 (patch) | |
| tree | ad682d99286a0cc1a5e4210837e9402ab55e7366 /drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | |
| parent | 860b0cf52a239a422b89cd652393e1f1c81e161d (diff) | |
| download | linux-77a2b7265f20ee827e527eaa6f82b87e88388947.tar.gz linux-77a2b7265f20ee827e527eaa6f82b87e88388947.tar.bz2 linux-77a2b7265f20ee827e527eaa6f82b87e88388947.zip | |
drm/amd/display: Synchronize displays with different timings
[why]
Vendor based fan noise improvement
[how]
Report timing synchronizable when DP streams time frame
difference is less than 0.05 percent. Adjust DP DTOs and
sync displays using MASTER_UPDATE_LOCK_DB_X_Y
Signed-off-by: Vladimir Stempen <vladimir.stempen@amd.com>
Acked-by: Bindu Ramamurthy <bindu.r@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index 73ac78b16bd4..f1a08a7736ac 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -738,7 +738,6 @@ void enc1_stream_encoder_update_dp_info_packets( REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP2_ENABLE, info_frame->spd.valid); REG_UPDATE(DP_SEC_CNTL, DP_SEC_GSP3_ENABLE, info_frame->hdrsmd.valid); - /* This bit is the master enable bit. * When enabling secondary stream engine, * this master bit must also be set. |