diff options
| author | Ilya Bakoulin <Ilya.Bakoulin@amd.com> | 2021-04-15 23:02:25 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-11 01:10:56 +0300 |
| commit | 98ad74c6a92e195f8c9577a5b2e4a4057ce5d5a4 (patch) | |
| tree | f0e2be3098c53cbf9df2b6db88e7c7d49a8fc281 | |
| parent | c31bef1cb1203b26f901a511a3246204cfaf8a57 (diff) | |
| download | linux-98ad74c6a92e195f8c9577a5b2e4a4057ce5d5a4.tar.xz | |
drm/amd/display: Handle pixel format test request
[Why]
Some DSC tests fail because stream pixel encoding does not change
its value according to the type requested in the DPCD test params.
[How]
Set stream pixel encoding before updating DSC config and configuring
the test pattern.
Signed-off-by: Ilya Bakoulin <Ilya.Bakoulin@amd.com>
Reviewed-by: Hanghong Ma <Hanghong.Ma@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 37ec894c21ad..4a08fe095476 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -2957,6 +2957,22 @@ static void dp_test_send_link_test_pattern(struct dc_link *link) break; } + switch (dpcd_test_params.bits.CLR_FORMAT) { + case 0: + pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_RGB; + break; + case 1: + pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_YCBCR422; + break; + case 2: + pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_YCBCR444; + break; + default: + pipe_ctx->stream->timing.pixel_encoding = PIXEL_ENCODING_RGB; + break; + } + + if (requestColorDepth != COLOR_DEPTH_UNDEFINED && pipe_ctx->stream->timing.display_color_depth != requestColorDepth) { DC_LOG_DEBUG("%s: original bpc %d, changing to %d\n", @@ -2964,9 +2980,10 @@ static void dp_test_send_link_test_pattern(struct dc_link *link) pipe_ctx->stream->timing.display_color_depth, requestColorDepth); pipe_ctx->stream->timing.display_color_depth = requestColorDepth; - dp_update_dsc_config(pipe_ctx); } + dp_update_dsc_config(pipe_ctx); + dc_link_dp_set_test_pattern( link, test_pattern, |