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| author |   Vladimir Stempen <vladimir.stempen@amd.com> | 2020-12-29 15:01:12 -0500 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2021-02-22 18:05:48 -0500 |
| commit | 77a2b7265f20ee827e527eaa6f82b87e88388947 (patch) | |
| tree | ad682d99286a0cc1a5e4210837e9402ab55e7366 /drivers/gpu/drm/amd/display/dc/inc/resource.h | |
| parent | drm/amd/display: move trace buffer to uncached memory. (diff) | |
| download | wireguard-linux-77a2b7265f20ee827e527eaa6f82b87e88388947.tar.xz wireguard-linux-77a2b7265f20ee827e527eaa6f82b87e88388947.zip | |
drm/amd/display: Synchronize displays with different timings
[why]
Vendor based fan noise improvement
[how]
Report timing synchronizable when DP streams time frame
difference is less than 0.05 percent. Adjust DP DTOs and
sync displays using MASTER_UPDATE_LOCK_DB_X_Y
Signed-off-by: Vladimir Stempen <vladimir.stempen@amd.com>
Acked-by: Bindu Ramamurthy <bindu.r@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc/resource.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/resource.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/resource.h b/drivers/gpu/drm/amd/display/dc/inc/resource.h index d89815a46190..3d97078d52a9 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/resource.h +++ b/drivers/gpu/drm/amd/display/dc/inc/resource.h @@ -115,6 +115,10 @@ bool resource_are_streams_timing_synchronizable( struct dc_stream_state *stream1, struct dc_stream_state *stream2); +bool resource_are_vblanks_synchronizable( + struct dc_stream_state *stream1, + struct dc_stream_state *stream2); + struct clock_source *resource_find_used_clk_src_for_sharing( struct resource_context *res_ctx, struct pipe_ctx *pipe_ctx); |