diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/inc')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/inc/core_types.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h b/drivers/gpu/drm/amd/display/dc/inc/core_types.h index 9f41e8d15065..c095ccbb80c4 100644 --- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h +++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h @@ -563,6 +563,17 @@ struct dc_state { struct { unsigned int stutter_period_us; } perf_params; + + struct { + /* used to temporarily backup plane states of a stream during + * dc update. The reason is that plane states are overwritten + * with surface updates in dc update. Once they are overwritten + * current state is no longer valid. We want to temporarily + * store current value in plane states so we can still recover + * a valid current state during dc update. + */ + struct dc_plane_state plane_states[MAX_SURFACE_NUM]; + } scratch; }; struct replay_context { |