19 	struct drm_bridge bridge;  member
26 drm_bridge_to_panel_bridge(struct drm_bridge *bridge)  in drm_bridge_to_panel_bridge()  argument
28 	return container_of(bridge, struct panel_bridge, bridge);  in drm_bridge_to_panel_bridge()
58 static int panel_bridge_attach(struct drm_bridge *bridge,  in panel_bridge_attach()  argument
61 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_attach()
68 	if (!bridge->encoder) {  in panel_bridge_attach()
76 	ret = drm_connector_init(bridge->dev, connector,  in panel_bridge_attach()
85 					  bridge->encoder);  in panel_bridge_attach()
87 	if (bridge->dev->registered) {  in panel_bridge_attach()
96 static void panel_bridge_detach(struct drm_bridge *bridge)  in panel_bridge_detach()  argument
98 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_detach()
106 	 * drm_device pointer can only be retrieved when the bridge is attached.  in panel_bridge_detach()
112 static void panel_bridge_pre_enable(struct drm_bridge *bridge)  in panel_bridge_pre_enable()  argument
114 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_pre_enable()
119 static void panel_bridge_enable(struct drm_bridge *bridge)  in panel_bridge_enable()  argument
121 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_enable()
126 static void panel_bridge_disable(struct drm_bridge *bridge)  in panel_bridge_disable()  argument
128 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_disable()
133 static void panel_bridge_post_disable(struct drm_bridge *bridge)  in panel_bridge_post_disable()  argument
135 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_post_disable()
140 static int panel_bridge_get_modes(struct drm_bridge *bridge,  in panel_bridge_get_modes()  argument
143 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_get_modes()
148 static void panel_bridge_debugfs_init(struct drm_bridge *bridge,  in panel_bridge_debugfs_init()  argument
151 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_debugfs_init()
177  * @bridge: The drm_bridge to be checked.
179  * Returns true if the bridge is a panel bridge, or false otherwise.
181 bool drm_bridge_is_panel(const struct drm_bridge *bridge)  in drm_bridge_is_panel()  argument
183 	return bridge->funcs == &panel_bridge_bridge_funcs;  in drm_bridge_is_panel()
197  * wrap that panel in the new bridge, and the result can then be
201  * with connector creation.  When done with the bridge (after
202  * drm_mode_config_cleanup() if the bridge has already been attached), then
250 	panel_bridge->bridge.funcs = &panel_bridge_bridge_funcs;  in drm_panel_bridge_add_typed()
252 	panel_bridge->bridge.of_node = panel->dev->of_node;  in drm_panel_bridge_add_typed()
254 	panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES;  in drm_panel_bridge_add_typed()
255 	panel_bridge->bridge.type = connector_type;  in drm_panel_bridge_add_typed()
257 	drm_bridge_add(&panel_bridge->bridge);  in drm_panel_bridge_add_typed()
259 	return &panel_bridge->bridge;  in drm_panel_bridge_add_typed()
267  * @bridge: The drm_bridge being freed.
269 void drm_panel_bridge_remove(struct drm_bridge *bridge)  in drm_panel_bridge_remove()  argument
273 	if (!bridge)  in drm_panel_bridge_remove()
276 	if (bridge->funcs != &panel_bridge_bridge_funcs)  in drm_panel_bridge_remove()
279 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_remove()
281 	drm_bridge_remove(bridge);  in drm_panel_bridge_remove()
282 	devm_kfree(panel_bridge->panel->dev, bridge);  in drm_panel_bridge_remove()
288  * from the bridge that can be transformed to panel bridge.
291  * @bridge: The drm_bridge to be transformed to panel bridge.
296 				     struct drm_bridge *bridge)  in drm_panel_bridge_set_orientation()  argument
300 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_set_orientation()
309 	struct drm_bridge **bridge = res;  in devm_drm_panel_bridge_release()  local
311 	drm_panel_bridge_remove(*bridge);  in devm_drm_panel_bridge_release()
317  * @dev: device to tie the bridge lifetime to
337  * @dev: device to tie the bridge lifetime to
352 	struct drm_bridge **ptr, *bridge;  in devm_drm_panel_bridge_add_typed()  local
359 	bridge = drm_panel_bridge_add_typed(panel, connector_type);  in devm_drm_panel_bridge_add_typed()
360 	if (!IS_ERR(bridge)) {  in devm_drm_panel_bridge_add_typed()
361 		*ptr = bridge;  in devm_drm_panel_bridge_add_typed()
367 	return bridge;  in devm_drm_panel_bridge_add_typed()
373 	struct drm_bridge *bridge = ptr;  in drmm_drm_panel_bridge_release()  local
375 	drm_panel_bridge_remove(bridge);  in drmm_drm_panel_bridge_release()
383  * @drm: DRM device to tie the bridge lifetime to
393 	struct drm_bridge *bridge;  in drmm_panel_bridge_add()  local
396 	bridge = drm_panel_bridge_add_typed(panel, panel->connector_type);  in drmm_panel_bridge_add()
397 	if (IS_ERR(bridge))  in drmm_panel_bridge_add()
398 		return bridge;  in drmm_panel_bridge_add()
401 				       bridge);  in drmm_panel_bridge_add()
405 	return bridge;  in drmm_panel_bridge_add()
410  * drm_panel_bridge_connector - return the connector for the panel bridge
411  * @bridge: The drm_bridge.
418 struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge)  in drm_panel_bridge_connector()  argument
422 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_connector()
430  * devm_drm_of_get_bridge - Return next bridge in the chain
431  * @dev: device to tie the bridge lifetime to
437  * and returns the associated bridge if any, or creates and returns a
438  * drm panel bridge instance if a panel is connected.
440  * Returns a pointer to the bridge if successful, or an error pointer
447 	struct drm_bridge *bridge;  in devm_drm_of_get_bridge()  local
452 					  &panel, &bridge);  in devm_drm_of_get_bridge()
457 		bridge = devm_drm_panel_bridge_add(dev, panel);  in devm_drm_of_get_bridge()
459 	return bridge;  in devm_drm_of_get_bridge()
464  * drmm_of_get_bridge - Return next bridge in the chain
465  * @drm: device to tie the bridge lifetime to
471  * and returns the associated bridge if any, or creates and returns a
472  * drm panel bridge instance if a panel is connected.
474  * Returns a drmm managed pointer to the bridge if successful, or an error
481 	struct drm_bridge *bridge;  in drmm_of_get_bridge()  local
486 					  &panel, &bridge);  in drmm_of_get_bridge()
491 		bridge = drmm_panel_bridge_add(drm, panel);  in drmm_of_get_bridge()
493 	return bridge;  in drmm_of_get_bridge()