diff options
author | Xingyue Tao <xingyue.tao@amd.com> | 2018-02-16 16:29:13 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2018-03-05 15:33:56 -0500 |
commit | 85075fa04287dce81397dab75af0992274727b82 (patch) | |
tree | 4ba17215dc15bb0e78a2188258556f71a49965f5 /drivers/gpu/drm/amd/display/dc | |
parent | f03628232fe93ce7af18079ce69c2dfd4c95d70f (diff) |
drm/amd/display: add psr_version to stream
Brightness could not be changed for some panels whose DPCD_version is below 1.2
Now psr_version is added into stream, and it copies from the displayTarget's psr_version.
It checks if the stream's psr_versio is non-zero and sets the vsc info packet revision now.
Signed-off-by: Xingyue Tao <xingyue.tao@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Reviewed-by: Anthony Koo <Anthony.Koo@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 2 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_stream.h | 3 |
2 files changed, 3 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index ce0e9e76eb35..48709d4b5627 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -2436,7 +2436,7 @@ static void set_vsc_info_packet( unsigned int i; /*VSC packet set to 2 when DP revision >= 1.2*/ - if (stream->sink->link->dpcd_caps.dpcd_rev.raw >= DPCD_REV_12) { + if (stream->psr_version != 0) { vscPacketRevision = 2; } diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index 78a2bbe0b272..f44cd4d87b79 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -70,7 +70,8 @@ struct dc_stream_state { bool ignore_msa_timing_param; /* TODO: custom INFO packets */ /* TODO: ABM info (DMCU) */ - /* TODO: PSR info */ + /* PSR info */ + unsigned char psr_version; /* TODO: CEA VIC */ /* from core_stream struct */ |