71 void drm_bridge_add(struct drm_bridge *bridge)  in drm_bridge_add()  argument
74 	list_add_tail(&bridge->list, &bridge_list);  in drm_bridge_add()
84 void drm_bridge_remove(struct drm_bridge *bridge)  in drm_bridge_remove()  argument
87 	list_del_init(&bridge->list);  in drm_bridge_remove()
114 int drm_bridge_attach(struct drm_encoder *encoder, struct drm_bridge *bridge,  in drm_bridge_attach()  argument
119 	if (!encoder || !bridge)  in drm_bridge_attach()
125 	if (bridge->dev)  in drm_bridge_attach()
128 	bridge->dev = encoder->dev;  in drm_bridge_attach()
129 	bridge->encoder = encoder;  in drm_bridge_attach()
131 	if (bridge->funcs->attach) {  in drm_bridge_attach()
132 		ret = bridge->funcs->attach(bridge);  in drm_bridge_attach()
134 			bridge->dev = NULL;  in drm_bridge_attach()
135 			bridge->encoder = NULL;  in drm_bridge_attach()
141 		previous->next = bridge;  in drm_bridge_attach()
143 		encoder->bridge = bridge;  in drm_bridge_attach()
149 void drm_bridge_detach(struct drm_bridge *bridge)  in drm_bridge_detach()  argument
151 	if (WARN_ON(!bridge))  in drm_bridge_detach()
154 	if (WARN_ON(!bridge->dev))  in drm_bridge_detach()
157 	if (bridge->funcs->detach)  in drm_bridge_detach()
158 		bridge->funcs->detach(bridge);  in drm_bridge_detach()
160 	bridge->dev = NULL;  in drm_bridge_detach()
189 bool drm_bridge_mode_fixup(struct drm_bridge *bridge,  in drm_bridge_mode_fixup()  argument
195 	if (!bridge)  in drm_bridge_mode_fixup()
198 	if (bridge->funcs->mode_fixup)  in drm_bridge_mode_fixup()
199 		ret = bridge->funcs->mode_fixup(bridge, mode, adjusted_mode);  in drm_bridge_mode_fixup()
201 	ret = ret && drm_bridge_mode_fixup(bridge->next, mode, adjusted_mode);  in drm_bridge_mode_fixup()
222 enum drm_mode_status drm_bridge_mode_valid(struct drm_bridge *bridge,  in drm_bridge_mode_valid()  argument
227 	if (!bridge)  in drm_bridge_mode_valid()
230 	if (bridge->funcs->mode_valid)  in drm_bridge_mode_valid()
231 		ret = bridge->funcs->mode_valid(bridge, mode);  in drm_bridge_mode_valid()
236 	return drm_bridge_mode_valid(bridge->next, mode);  in drm_bridge_mode_valid()
250 void drm_bridge_disable(struct drm_bridge *bridge)  in drm_bridge_disable()  argument
252 	if (!bridge)  in drm_bridge_disable()
255 	drm_bridge_disable(bridge->next);  in drm_bridge_disable()
257 	if (bridge->funcs->disable)  in drm_bridge_disable()
258 		bridge->funcs->disable(bridge);  in drm_bridge_disable()
272 void drm_bridge_post_disable(struct drm_bridge *bridge)  in drm_bridge_post_disable()  argument
274 	if (!bridge)  in drm_bridge_post_disable()
277 	if (bridge->funcs->post_disable)  in drm_bridge_post_disable()
278 		bridge->funcs->post_disable(bridge);  in drm_bridge_post_disable()
280 	drm_bridge_post_disable(bridge->next);  in drm_bridge_post_disable()
296 void drm_bridge_mode_set(struct drm_bridge *bridge,  in drm_bridge_mode_set()  argument
300 	if (!bridge)  in drm_bridge_mode_set()
303 	if (bridge->funcs->mode_set)  in drm_bridge_mode_set()
304 		bridge->funcs->mode_set(bridge, mode, adjusted_mode);  in drm_bridge_mode_set()
306 	drm_bridge_mode_set(bridge->next, mode, adjusted_mode);  in drm_bridge_mode_set()
321 void drm_bridge_pre_enable(struct drm_bridge *bridge)  in drm_bridge_pre_enable()  argument
323 	if (!bridge)  in drm_bridge_pre_enable()
326 	drm_bridge_pre_enable(bridge->next);  in drm_bridge_pre_enable()
328 	if (bridge->funcs->pre_enable)  in drm_bridge_pre_enable()
329 		bridge->funcs->pre_enable(bridge);  in drm_bridge_pre_enable()
343 void drm_bridge_enable(struct drm_bridge *bridge)  in drm_bridge_enable()  argument
345 	if (!bridge)  in drm_bridge_enable()
348 	if (bridge->funcs->enable)  in drm_bridge_enable()
349 		bridge->funcs->enable(bridge);  in drm_bridge_enable()
351 	drm_bridge_enable(bridge->next);  in drm_bridge_enable()
367 void drm_atomic_bridge_disable(struct drm_bridge *bridge,  in drm_atomic_bridge_disable()  argument
370 	if (!bridge)  in drm_atomic_bridge_disable()
373 	drm_atomic_bridge_disable(bridge->next, state);  in drm_atomic_bridge_disable()
375 	if (bridge->funcs->atomic_disable)  in drm_atomic_bridge_disable()
376 		bridge->funcs->atomic_disable(bridge, state);  in drm_atomic_bridge_disable()
377 	else if (bridge->funcs->disable)  in drm_atomic_bridge_disable()
378 		bridge->funcs->disable(bridge);  in drm_atomic_bridge_disable()
395 void drm_atomic_bridge_post_disable(struct drm_bridge *bridge,  in drm_atomic_bridge_post_disable()  argument
398 	if (!bridge)  in drm_atomic_bridge_post_disable()
401 	if (bridge->funcs->atomic_post_disable)  in drm_atomic_bridge_post_disable()
402 		bridge->funcs->atomic_post_disable(bridge, state);  in drm_atomic_bridge_post_disable()
403 	else if (bridge->funcs->post_disable)  in drm_atomic_bridge_post_disable()
404 		bridge->funcs->post_disable(bridge);  in drm_atomic_bridge_post_disable()
406 	drm_atomic_bridge_post_disable(bridge->next, state);  in drm_atomic_bridge_post_disable()
423 void drm_atomic_bridge_pre_enable(struct drm_bridge *bridge,  in drm_atomic_bridge_pre_enable()  argument
426 	if (!bridge)  in drm_atomic_bridge_pre_enable()
429 	drm_atomic_bridge_pre_enable(bridge->next, state);  in drm_atomic_bridge_pre_enable()
431 	if (bridge->funcs->atomic_pre_enable)  in drm_atomic_bridge_pre_enable()
432 		bridge->funcs->atomic_pre_enable(bridge, state);  in drm_atomic_bridge_pre_enable()
433 	else if (bridge->funcs->pre_enable)  in drm_atomic_bridge_pre_enable()
434 		bridge->funcs->pre_enable(bridge);  in drm_atomic_bridge_pre_enable()
450 void drm_atomic_bridge_enable(struct drm_bridge *bridge,  in drm_atomic_bridge_enable()  argument
453 	if (!bridge)  in drm_atomic_bridge_enable()
456 	if (bridge->funcs->atomic_enable)  in drm_atomic_bridge_enable()
457 		bridge->funcs->atomic_enable(bridge, state);  in drm_atomic_bridge_enable()
458 	else if (bridge->funcs->enable)  in drm_atomic_bridge_enable()
459 		bridge->funcs->enable(bridge);  in drm_atomic_bridge_enable()
461 	drm_atomic_bridge_enable(bridge->next, state);  in drm_atomic_bridge_enable()
477 	struct drm_bridge *bridge;  in of_drm_find_bridge()  local
481 	list_for_each_entry(bridge, &bridge_list, list) {  in of_drm_find_bridge()
482 		if (bridge->of_node == np) {  in of_drm_find_bridge()
484 			return bridge;  in of_drm_find_bridge()