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drm/amd/display: Workaround to disable YCbCr

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[Why]
Some mst dock can't translate DP to HDMI properly.

[How]
Bypass YCbCr timings on specific MST device.

Signed-off-by: Jinze Xu <jinze.xu@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jinze Xu 2020-03-25 16:14:35 +08:00 committed by Alex Deucher
parent d652509e7a
commit 63b50a95ed
2 changed files with 3 additions and 1 deletions
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1
drivers/gpu/drm/amd/display/dc/core/dc_sink.c
View File

@ -54,6 +54,7 @@ static bool dc_sink_construct(struct dc_sink *sink, const struct dc_sink_init_da
sink->ctx = link->ctx;
sink->dongle_max_pix_clk = init_params->dongle_max_pix_clk;
sink->converter_disable_audio = init_params->converter_disable_audio;
sink->is_mst_legacy = init_params->sink_is_legacy;
sink->dc_container_id = NULL;
sink->sink_id = init_params->link->ctx->dc_sink_id_count;
// increment dc_sink_id_count because we don't want two sinks with same ID

3
drivers/gpu/drm/amd/display/dc/dc.h
View File

@ -1079,7 +1079,7 @@ struct dc_sink {
void *priv;
struct stereo_3d_features features_3d[TIMING_3D_FORMAT_MAX];
bool converter_disable_audio;
bool is_mst_legacy;
struct dc_sink_dsc_caps dsc_caps;
struct dc_sink_fec_caps fec_caps;
@ -1106,6 +1106,7 @@ struct dc_sink_init_data {
struct dc_link *link;
uint32_t dongle_max_pix_clk;
bool converter_disable_audio;
bool sink_is_legacy;
};
struct dc_sink *dc_sink_create(const struct dc_sink_init_data *init_params);