diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c index bfa090432ce2..633ab1c16dc6 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_psr.c @@ -223,3 +223,31 @@ bool amdgpu_dm_psr_disable_all(struct amdgpu_display_manager *dm) return dc_set_psr_allow_active(dm->dc, false); } +/* + * amdgpu_dm_psr_is_active_allowed() - check if psr is allowed on any stream + * @dm: pointer to amdgpu_display_manager + * + * Return: true if allowed + */ + +bool amdgpu_dm_psr_is_active_allowed(struct amdgpu_display_manager *dm) +{ + unsigned int i; + bool allow_active = false; + + for (i = 0; i < dm->dc->current_state->stream_count ; i++) { + struct dc_link *link; + struct dc_stream_state *stream = dm->dc->current_state->streams[i]; + + link = stream->link; + if (!link) + continue; + if (link->psr_settings.psr_feature_enabled && + link->psr_settings.psr_allow_active) { + allow_active = true; + break; + } + } + + return allow_active; +} |