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| author |   David Francis <David.Francis@amd.com> | 2019-06-19 14:30:59 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-08-22 17:24:47 -0500 |
| commit | df2f10151d64d0c7d51deccdca69ca2c9fdcb5d3 (patch) | |
| tree | cf07447330ba6ccb257dffce728cfbf951d516d5 /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | |
| parent | Revert "drm/amd/display: Fix underscan not using proper scaling" (diff) | |
| download | linux-dev-df2f10151d64d0c7d51deccdca69ca2c9fdcb5d3.tar.xz linux-dev-df2f10151d64d0c7d51deccdca69ca2c9fdcb5d3.zip | |
drm/amd/display: Enable SST DSC in DM
In create_stream_for_sink, check for SST DP connectors
Parse DSC caps to DC format, then, if DSC is supported,
compute the config
DSC hardware will be programmed by dc_commit_state
Tested-by: Mikita Lipski <Mikita.Lipski@amd.com>
Signed-off-by: David Francis <David.Francis@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c index a0ed0154a9f0..ee1dc75f5ddc 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_helpers.c @@ -548,7 +548,9 @@ bool dm_helpers_dp_write_dsc_enable( bool enable ) { - return false; + uint8_t enable_dsc = enable ? 1 : 0; + + return dm_helpers_dp_write_dpcd(ctx, stream->sink->link, DP_DSC_ENABLE, &enable_dsc, 1); } #endif |