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drm/amd/display: Avoid virtual stream encoder if not explicitly requested

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Virtual stream encoder should not be a free match for thunderbolt or
usbc, and thus should be avoided.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Hung 2023-12-01 06:25:21 -07:00 committed by Alex Deucher
parent 08a32addf1
commit b6411638c0
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/amd/display/dc/resource/dcn10/dcn10_resource.c
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@ -1250,7 +1250,10 @@ struct stream_encoder *dcn10_find_first_free_match_stream_enc_for_link(
/* Store first available for MST second display
* in daisy chain use case
*/
j = i;
if (pool->stream_enc[i]->id != ENGINE_ID_VIRTUAL)
j = i;
if (link->ep_type == DISPLAY_ENDPOINT_PHY && pool->stream_enc[i]->id ==
link->link_enc->preferred_engine)
return pool->stream_enc[i];