From eee5e5b35821a09567b21f092324d3aee78bdd44 Mon Sep 17 00:00:00 2001 From: Chiawen Huang Date: Fri, 25 Apr 2025 11:45:36 +0800 Subject: [PATCH] drm/amd/display: Skip backend validation for virtual monitors [Why&How] Virtual monitors are now being validated during set_mode. Virtual monitors should not undergo backend validation, as the backend is intended only for physical monitors. Virtual sinks have no real backend part information and should be excluded from this validation. Reviewed-by: Aric Cyr Signed-off-by: Chiawen Huang Signed-off-by: Tom Chung Tested-by: Daniel Wheeler Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 608aa2d7d0861..56d011a1323cf 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2334,11 +2334,15 @@ enum dc_status dc_commit_streams(struct dc *dc, struct dc_commit_streams_params for (i = 0; i < params->stream_count; i++) { struct dc_stream_state *stream = params->streams[i]; struct dc_stream_status *status = dc_stream_get_status(stream); + struct dc_sink *sink = stream->sink; /* revalidate streams */ - res = dc_validate_stream(dc, stream); - if (res != DC_OK) - return res; + if (!dc_is_virtual_signal(sink->sink_signal)) { + res = dc_validate_stream(dc, stream); + if (res != DC_OK) + return res; + } + dc_stream_log(dc, stream); -- 2.47.2