diff options
| author | Alvin Lee <alvin.lee2@amd.com> | 2020-05-15 18:18:20 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-05-28 14:00:51 -0400 |
| commit | d294353e7ea815ad000f755419fd0cec01f01245 (patch) | |
| tree | a1a05d1a0f7bb5710c916382cf64adc9d4c8c206 /drivers/gpu/drm/amd/display | |
| parent | 8598a7221e827bda805fbadc7a654447328c1257 (diff) | |
drm/amd/display: Don't compare same stream for synchronized vblank
[Why]
When determining synchronzied vblank we don't need to compare the stream
with itself
[How]
If comparing same stream, continue to next iteration
Signed-off-by: Alvin Lee <alvin.lee2@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 4ffdbcbcdfd4..8bf7c5bc946c 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -2015,6 +2015,10 @@ int dcn20_populate_dml_pipes_from_context( pipe_cnt = i; continue; } + + if (res_ctx->pipe_ctx[pipe_cnt].stream == res_ctx->pipe_ctx[i].stream) + continue; + if (dc->debug.disable_timing_sync || !resource_are_streams_timing_synchronizable( res_ctx->pipe_ctx[pipe_cnt].stream, res_ctx->pipe_ctx[i].stream)) { |