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authorChiawen Huang <chiawen.huang@amd.com>2025-04-25 11:45:36 +0800
committerAlex Deucher <alexander.deucher@amd.com>2025-05-16 13:38:44 -0400
commiteee5e5b35821a09567b21f092324d3aee78bdd44 (patch)
tree4066eb472df9979c9263a892329d7f092900b118
parent40bae1aea03d7aaa1148f652ce460e5ae931d098 (diff)
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 <aric.cyr@amd.com> Signed-off-by: Chiawen Huang <chiawen.huang@amd.com> Signed-off-by: Tom Chung <chiahsuan.chung@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.c10
1 files 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 608aa2d7d086..56d011a1323c 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);