diff options
| author | Harry Wentland <[email protected]> | 2024-03-12 15:55:52 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2024-04-10 02:16:18 +0000 |
| commit | 1abfb9f9c767ca4c98c12ba2754abfe3ecf5ce8c (patch) | |
| tree | 2f69cc2689acb387f74f8aba3e07fa234b850dad /drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | |
| parent | drm/amd/display: add dwb support to dml2 (diff) | |
| download | kernel-1abfb9f9c767ca4c98c12ba2754abfe3ecf5ce8c.tar.gz kernel-1abfb9f9c767ca4c98c12ba2754abfe3ecf5ce8c.zip | |
drm/amd/display: Program VSC SDP colorimetry for all DP sinks >= 1.4
In order for display colorimetry to work correctly on DP displays
we need to send the VSC SDP packet. We should only do so for
panels with DPCD revision greater or equal to 1.4 as older
receivers might have problems with it.
Cc: [email protected]
Cc: Joshua Ashton <[email protected]>
Cc: Xaver Hugl <[email protected]>
Cc: Melissa Wen <[email protected]>
Cc: Agustin Gutierrez <[email protected]>
Reviewed-by: Agustin Gutierrez <[email protected]>
Acked-by: Hamza Mahfooz <[email protected]>
Signed-off-by: Harry Wentland <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
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 | 7 |
1 files changed, 5 insertions, 2 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 e80a75312cf7..7b016a2125e0 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -6326,7 +6326,9 @@ create_stream_for_sink(struct drm_connector *connector, if (stream->signal == SIGNAL_TYPE_HDMI_TYPE_A) mod_build_hf_vsif_infopacket(stream, &stream->vsp_infopacket); - if (stream->link->psr_settings.psr_feature_enabled || stream->link->replay_settings.replay_feature_enabled) { + if (stream->signal == SIGNAL_TYPE_DISPLAY_PORT || + stream->signal == SIGNAL_TYPE_DISPLAY_PORT_MST || + stream->signal == SIGNAL_TYPE_EDP) { // // should decide stream support vsc sdp colorimetry capability // before building vsc info packet @@ -6336,7 +6338,8 @@ create_stream_for_sink(struct drm_connector *connector, stream->use_vsc_sdp_for_colorimetry = aconnector->dc_sink->is_vsc_sdp_colorimetry_supported; } else { - if (stream->link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED) + if (stream->link->dpcd_caps.dpcd_rev.raw >= 0x14 && + stream->link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED) stream->use_vsc_sdp_for_colorimetry = true; } if (stream->out_transfer_func.tf == TRANSFER_FUNCTION_GAMMA22) |