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authorFudongwang <Fudong.Wang@amd.com>2025-06-24 17:49:47 +0800
committerAlex Deucher <alexander.deucher@amd.com>2025-07-15 14:07:51 -0400
commit3f2b24a1ef359d4a8313dc919bf772aeb6b54c9b (patch)
treee686bb032bf151ef395a9af00316c5b9a695dbd8
parentaef3af22a4560cad02f864c5ebd6372b516cceeb (diff)
drm/amd/display: Monitor patch to ignore EDID audio SAB check
[Why & How] Some monitor have audio output but SAB data is zero. Skip check this in this case. Reviewed-by: Charlene Liu <charlene.liu@amd.com> Reviewed-by: Jun Lei <jun.lei@amd.com> Signed-off-by: Fudongwang <Fudong.Wang@amd.com> Signed-off-by: Ivan Lipski <ivan.lipski@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_resource.c4
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc_types.h1
2 files changed, 4 insertions, 1 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 854fc51f159c..4d6181e7c612 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c
@@ -3940,7 +3940,9 @@ enum dc_status resource_map_pool_resources(
/* TODO: Add check if ASIC support and EDID audio */
if (!stream->converter_disable_audio &&
dc_is_audio_capable_signal(pipe_ctx->stream->signal) &&
- stream->audio_info.mode_count && stream->audio_info.flags.all) {
+ stream->audio_info.mode_count &&
+ (stream->audio_info.flags.all ||
+ (stream->sink && stream->sink->edid_caps.panel_patch.skip_audio_sab_check))) {
pipe_ctx->stream_res.audio = find_first_free_audio(
&context->res_ctx, pool, pipe_ctx->stream_res.stream_enc->id, dc_ctx->dce_version);
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index 229a754b7b6e..375ca2f13b7a 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -175,6 +175,7 @@ struct dc_panel_patch {
unsigned int embedded_tiled_slave;
unsigned int disable_fams;
unsigned int skip_avmute;
+ unsigned int skip_audio_sab_check;
unsigned int mst_start_top_delay;
unsigned int remove_sink_ext_caps;
unsigned int disable_colorimetry;