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drm/amd/display: Avoid force minimal transaction in case of surface_count equal to 0

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[why]
Call commit_minimal_transition_state wrongly in case of surface_count
equal to 0.

[how]
Add a condition to filter case of surface_count equal to 0.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@amd.com>
Acked-by: Pavle Kotarac <Pavle.Kotarac@amd.com>
Signed-off-by: JeromeHong <jerome.hong@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
JeromeHong 2022-08-25 15:52:11 +08:00 committed by Alex Deucher
parent 34955a1e79
commit b04fa59a51
1 changed files with 7 additions and 5 deletions
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12
drivers/gpu/drm/amd/display/dc/core/dc.c
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@ -3625,11 +3625,13 @@ bool dc_update_planes_and_stream(struct dc *dc,
dc->current_state->stream_count > 0 &&
dc->debug.pipe_split_policy != MPC_SPLIT_AVOID) {
/* determine if minimal transition is required */
if (cur_stream_status->plane_count > surface_count) {
force_minimal_pipe_splitting = true;
} else if (cur_stream_status->plane_count < surface_count) {
force_minimal_pipe_splitting = true;
is_plane_addition = true;
if (surface_count > 0) {
if (cur_stream_status->plane_count > surface_count) {
force_minimal_pipe_splitting = true;
} else if (cur_stream_status->plane_count < surface_count) {
force_minimal_pipe_splitting = true;
is_plane_addition = true;
}
}
}