diff options
| author | Aric Cyr <aric.cyr@amd.com> | 2019-05-01 17:05:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-05-24 12:21:00 -0500 |
| commit | b33171ccaabeffa40df9744656d8d523ceb2b612 (patch) | |
| tree | 0584e76b7cad803e46e3f1349f756faf281aa381 /drivers/gpu/drm/amd/display/modules | |
| parent | 2da4605dce38b84cd2e5b86686f43adae1b2cacb (diff) | |
drm/amd/display: Use VCP for extended colorimetry
DPRX should send the VCP extended colorimetry packet if the
sink supports DPCD rev1.4 and reports the extended colorimetry
bit.
Signed-off-by: Aric Cyr <aric.cyr@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/modules')
| -rw-r--r-- | drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c index db06fab2ad5c..bc13c552797f 100644 --- a/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c +++ b/drivers/gpu/drm/amd/display/modules/info_packet/info_packet.c @@ -63,7 +63,9 @@ void mod_build_vsc_infopacket(const struct dc_stream_state *stream, if (stream->psr_version != 0) vscPacketRevision = 2; - if (stream->timing.pixel_encoding == PIXEL_ENCODING_YCBCR420) + /* Update to revision 5 for extended colorimetry support for DPCD 1.4+ */ + if (stream->link->dpcd_caps.dpcd_rev.raw >= 0x14 && + stream->link->dpcd_caps.dprx_feature.bits.VSC_SDP_COLORIMETRY_SUPPORTED) vscPacketRevision = 5; /* VSC packet not needed based on the features |