diff options
| author | Roman Li <roman.li@amd.com> | 2019-11-22 10:58:10 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-18 16:09:08 -0500 |
| commit | 4a8ca46bae8affba063aabac85a0b1401ba810a3 (patch) | |
| tree | 91e4d2c825ed6f70c46f4baa48c69d23bce4bf7f /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | b9f1246df179522bc28fda50b720553c845863db (diff) | |
| download | lwn-4a8ca46bae8affba063aabac85a0b1401ba810a3.tar.gz lwn-4a8ca46bae8affba063aabac85a0b1401ba810a3.zip | |
drm/amd/display: Default max bpc to 16 for eDP
[Why]
Some 10bit eDP panels don't lightup after we cap bpc to 8.
[How]
Set default max_bpc to 16 for edp connector type.
Signed-off-by: Roman Li <roman.li@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index f2db400a3920..ff83f0e49518 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -5561,9 +5561,9 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, drm_connector_attach_max_bpc_property(&aconnector->base, 8, 16); - /* This defaults to the max in the range, but we want 8bpc. */ - aconnector->base.state->max_bpc = 8; - aconnector->base.state->max_requested_bpc = 8; + /* This defaults to the max in the range, but we want 8bpc for non-edp. */ + aconnector->base.state->max_bpc = (connector_type == DRM_MODE_CONNECTOR_eDP) ? 16 : 8; + aconnector->base.state->max_requested_bpc = aconnector->base.state->max_bpc; if (connector_type == DRM_MODE_CONNECTOR_eDP && dc_is_dmcu_initialized(adev->dm.dc)) { |