diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm')
| -rw-r--r-- | drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index cd19db28a845..889ed24084e8 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -643,6 +643,11 @@ int amdgpu_dm_display_resume(struct amdgpu_device *adev) struct drm_connector *connector; struct drm_crtc *crtc; struct drm_crtc_state *new_crtc_state; + struct dm_crtc_state *dm_new_crtc_state; + struct drm_plane *plane; + struct drm_plane_state *new_plane_state; + struct dm_plane_state *dm_new_plane_state; + int ret = 0; int i; @@ -681,6 +686,29 @@ int amdgpu_dm_display_resume(struct amdgpu_device *adev) for_each_new_crtc_in_state(adev->dm.cached_state, crtc, new_crtc_state, i) new_crtc_state->active_changed = true; + /* + * atomic_check is expected to create the dc states. We need to release + * them here, since they were duplicated as part of the suspend + * procedure. + */ + for_each_new_crtc_in_state(adev->dm.cached_state, crtc, new_crtc_state, i) { + dm_new_crtc_state = to_dm_crtc_state(new_crtc_state); + if (dm_new_crtc_state->stream) { + WARN_ON(kref_read(&dm_new_crtc_state->stream->refcount) > 1); + dc_stream_release(dm_new_crtc_state->stream); + dm_new_crtc_state->stream = NULL; + } + } + + for_each_new_plane_in_state(adev->dm.cached_state, plane, new_plane_state, i) { + dm_new_plane_state = to_dm_plane_state(new_plane_state); + if (dm_new_plane_state->dc_state) { + WARN_ON(kref_read(&dm_new_plane_state->dc_state->refcount) > 1); + dc_plane_state_release(dm_new_plane_state->dc_state); + dm_new_plane_state->dc_state = NULL; + } + } + ret = drm_atomic_helper_resume(ddev, adev->dm.cached_state); drm_atomic_state_put(adev->dm.cached_state); |