239  * __drm_atomic_helper_plane_state_reset - resets plane state to default values
240  * @plane_state: atomic plane state, must not be NULL
241  * @plane: plane object, must not be NULL
247 					   struct drm_plane *plane)  in __drm_atomic_helper_plane_state_reset()  argument
251 	plane_state->plane = plane;  in __drm_atomic_helper_plane_state_reset()
257 	if (plane->color_encoding_property) {  in __drm_atomic_helper_plane_state_reset()
258 		if (!drm_object_property_get_default_value(&plane->base,  in __drm_atomic_helper_plane_state_reset()
259 							   plane->color_encoding_property,  in __drm_atomic_helper_plane_state_reset()
264 	if (plane->color_range_property) {  in __drm_atomic_helper_plane_state_reset()
265 		if (!drm_object_property_get_default_value(&plane->base,  in __drm_atomic_helper_plane_state_reset()
266 							   plane->color_range_property,  in __drm_atomic_helper_plane_state_reset()
271 	if (plane->color_pipeline_property) {  in __drm_atomic_helper_plane_state_reset()
276 	if (plane->zpos_property) {  in __drm_atomic_helper_plane_state_reset()
277 		if (!drm_object_property_get_default_value(&plane->base,  in __drm_atomic_helper_plane_state_reset()
278 							   plane->zpos_property,  in __drm_atomic_helper_plane_state_reset()
285 	if (plane->hotspot_x_property) {  in __drm_atomic_helper_plane_state_reset()
286 		if (!drm_object_property_get_default_value(&plane->base,  in __drm_atomic_helper_plane_state_reset()
287 							   plane->hotspot_x_property,  in __drm_atomic_helper_plane_state_reset()
292 	if (plane->hotspot_y_property) {  in __drm_atomic_helper_plane_state_reset()
293 		if (!drm_object_property_get_default_value(&plane->base,  in __drm_atomic_helper_plane_state_reset()
294 							   plane->hotspot_y_property,  in __drm_atomic_helper_plane_state_reset()
302  * __drm_atomic_helper_plane_reset - reset state on plane
303  * @plane: drm plane
304  * @plane_state: plane state to assign
307  * the &drm_crtc->state pointer of @plane, usually required when
311  * This is useful for drivers that subclass the plane state.
313 void __drm_atomic_helper_plane_reset(struct drm_plane *plane,  in __drm_atomic_helper_plane_reset()  argument
317 		__drm_atomic_helper_plane_state_reset(plane_state, plane);  in __drm_atomic_helper_plane_reset()
319 	plane->state = plane_state;  in __drm_atomic_helper_plane_reset()
325  * @plane: drm plane
327  * Resets the atomic state for @plane by freeing the state pointer (which might
330 void drm_atomic_helper_plane_reset(struct drm_plane *plane)  in drm_atomic_helper_plane_reset()  argument
332 	if (plane->state)  in drm_atomic_helper_plane_reset()
333 		__drm_atomic_helper_plane_destroy_state(plane->state);  in drm_atomic_helper_plane_reset()
335 	kfree(plane->state);  in drm_atomic_helper_plane_reset()
336 	plane->state = kzalloc(sizeof(*plane->state), GFP_KERNEL);  in drm_atomic_helper_plane_reset()
337 	if (plane->state)  in drm_atomic_helper_plane_reset()
338 		__drm_atomic_helper_plane_reset(plane, plane->state);  in drm_atomic_helper_plane_reset()
343  * __drm_atomic_helper_plane_duplicate_state - copy atomic plane state
344  * @plane: plane object
345  * @state: atomic plane state
347  * Copies atomic state from a plane's current state. This is useful for
348  * drivers that subclass the plane state.
350 void __drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane,  in __drm_atomic_helper_plane_duplicate_state()  argument
353 	memcpy(state, plane->state, sizeof(*state));  in __drm_atomic_helper_plane_duplicate_state()
367  * @plane: drm plane
369  * Default plane state duplicate hook for drivers which don't have their own
370  * subclassed plane state structure.
373 drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane)  in drm_atomic_helper_plane_duplicate_state()  argument
377 	if (WARN_ON(!plane->state))  in drm_atomic_helper_plane_duplicate_state()
382 		__drm_atomic_helper_plane_duplicate_state(plane, state);  in drm_atomic_helper_plane_duplicate_state()
389  * __drm_atomic_helper_plane_destroy_state - release plane state
390  * @state: plane state object to release
392  * Releases all resources stored in the plane state without actually freeing
393  * the memory of the plane state. This is useful for drivers that subclass the
394  * plane state.
413  * @plane: drm plane
414  * @state: plane state object to release
416  * Default plane state destroy hook for drivers which don't have their own
417  * subclassed plane state structure.
419 void drm_atomic_helper_plane_destroy_state(struct drm_plane *plane,  in drm_atomic_helper_plane_destroy_state()  argument