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()
84 	drm_panel_bridge_set_orientation(connector, bridge);  in panel_bridge_attach()
87 					  bridge->encoder);  in panel_bridge_attach()
89 	if (bridge->dev->registered) {  in panel_bridge_attach()
98 static void panel_bridge_detach(struct drm_bridge *bridge)  in panel_bridge_detach()  argument
100 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_detach()
108 	 * drm_device pointer can only be retrieved when the bridge is attached.  in panel_bridge_detach()
114 static void panel_bridge_atomic_pre_enable(struct drm_bridge *bridge,  in panel_bridge_atomic_pre_enable()  argument
117 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_atomic_pre_enable()
119 	struct drm_encoder *encoder = bridge->encoder;  in panel_bridge_atomic_pre_enable()
134 static void panel_bridge_atomic_enable(struct drm_bridge *bridge,  in panel_bridge_atomic_enable()  argument
137 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_atomic_enable()
139 	struct drm_encoder *encoder = bridge->encoder;  in panel_bridge_atomic_enable()
154 static void panel_bridge_atomic_disable(struct drm_bridge *bridge,  in panel_bridge_atomic_disable()  argument
157 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_atomic_disable()
159 	struct drm_encoder *encoder = bridge->encoder;  in panel_bridge_atomic_disable()
174 static void panel_bridge_atomic_post_disable(struct drm_bridge *bridge,  in panel_bridge_atomic_post_disable()  argument
177 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_atomic_post_disable()
179 	struct drm_encoder *encoder = bridge->encoder;  in panel_bridge_atomic_post_disable()
194 static int panel_bridge_get_modes(struct drm_bridge *bridge,  in panel_bridge_get_modes()  argument
197 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_get_modes()
202 static void panel_bridge_debugfs_init(struct drm_bridge *bridge,  in panel_bridge_debugfs_init()  argument
205 	struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);  in panel_bridge_debugfs_init()
231  * @bridge: The drm_bridge to be checked.
233  * Returns true if the bridge is a panel bridge, or false otherwise.
235 bool drm_bridge_is_panel(const struct drm_bridge *bridge)  in drm_bridge_is_panel()  argument
237 	return bridge->funcs == &panel_bridge_bridge_funcs;  in drm_bridge_is_panel()
251  * wrap that panel in the new bridge, and the result can then be
255  * with connector creation.  When done with the bridge (after
256  * drm_mode_config_cleanup() if the bridge has already been attached), then
304 	panel_bridge->bridge.funcs = &panel_bridge_bridge_funcs;  in drm_panel_bridge_add_typed()
306 	panel_bridge->bridge.of_node = panel->dev->of_node;  in drm_panel_bridge_add_typed()
308 	panel_bridge->bridge.ops = DRM_BRIDGE_OP_MODES;  in drm_panel_bridge_add_typed()
309 	panel_bridge->bridge.type = connector_type;  in drm_panel_bridge_add_typed()
311 	drm_bridge_add(&panel_bridge->bridge);  in drm_panel_bridge_add_typed()
313 	return &panel_bridge->bridge;  in drm_panel_bridge_add_typed()
321  * @bridge: The drm_bridge being freed.
323 void drm_panel_bridge_remove(struct drm_bridge *bridge)  in drm_panel_bridge_remove()  argument
327 	if (!bridge)  in drm_panel_bridge_remove()
330 	if (bridge->funcs != &panel_bridge_bridge_funcs)  in drm_panel_bridge_remove()
333 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_remove()
335 	drm_bridge_remove(bridge);  in drm_panel_bridge_remove()
336 	devm_kfree(panel_bridge->panel->dev, bridge);  in drm_panel_bridge_remove()
342  * from the bridge that can be transformed to panel bridge.
345  * @bridge: The drm_bridge to be transformed to panel bridge.
350 				     struct drm_bridge *bridge)  in drm_panel_bridge_set_orientation()  argument
354 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_set_orientation()
363 	struct drm_bridge *bridge = *(struct drm_bridge **)res;  in devm_drm_panel_bridge_release()  local
365 	if (!bridge)  in devm_drm_panel_bridge_release()
368 	drm_bridge_remove(bridge);  in devm_drm_panel_bridge_release()
374  * @dev: device to tie the bridge lifetime to
394  * @dev: device to tie the bridge lifetime to
409 	struct drm_bridge **ptr, *bridge;  in devm_drm_panel_bridge_add_typed()  local
416 	bridge = drm_panel_bridge_add_typed(panel, connector_type);  in devm_drm_panel_bridge_add_typed()
417 	if (IS_ERR(bridge)) {  in devm_drm_panel_bridge_add_typed()
419 		return bridge;  in devm_drm_panel_bridge_add_typed()
422 	bridge->pre_enable_prev_first = panel->prepare_prev_first;  in devm_drm_panel_bridge_add_typed()
424 	*ptr = bridge;  in devm_drm_panel_bridge_add_typed()
427 	return bridge;  in devm_drm_panel_bridge_add_typed()
433 	struct drm_bridge *bridge = ptr;  in drmm_drm_panel_bridge_release()  local
435 	drm_panel_bridge_remove(bridge);  in drmm_drm_panel_bridge_release()
443  * @drm: DRM device to tie the bridge lifetime to
453 	struct drm_bridge *bridge;  in drmm_panel_bridge_add()  local
456 	bridge = drm_panel_bridge_add_typed(panel, panel->connector_type);  in drmm_panel_bridge_add()
457 	if (IS_ERR(bridge))  in drmm_panel_bridge_add()
458 		return bridge;  in drmm_panel_bridge_add()
461 				       bridge);  in drmm_panel_bridge_add()
465 	bridge->pre_enable_prev_first = panel->prepare_prev_first;  in drmm_panel_bridge_add()
467 	return bridge;  in drmm_panel_bridge_add()
472  * drm_panel_bridge_connector - return the connector for the panel bridge
473  * @bridge: The drm_bridge.
480 struct drm_connector *drm_panel_bridge_connector(struct drm_bridge *bridge)  in drm_panel_bridge_connector()  argument
484 	panel_bridge = drm_bridge_to_panel_bridge(bridge);  in drm_panel_bridge_connector()
492  * devm_drm_of_get_bridge - Return next bridge in the chain
493  * @dev: device to tie the bridge lifetime to
499  * and returns the associated bridge if any, or creates and returns a
500  * drm panel bridge instance if a panel is connected.
502  * Returns a pointer to the bridge if successful, or an error pointer
509 	struct drm_bridge *bridge;  in devm_drm_of_get_bridge()  local
514 					  &panel, &bridge);  in devm_drm_of_get_bridge()
519 		bridge = devm_drm_panel_bridge_add(dev, panel);  in devm_drm_of_get_bridge()
521 	return bridge;  in devm_drm_of_get_bridge()
526  * drmm_of_get_bridge - Return next bridge in the chain
527  * @drm: device to tie the bridge lifetime to
533  * and returns the associated bridge if any, or creates and returns a
534  * drm panel bridge instance if a panel is connected.
536  * Returns a drmm managed pointer to the bridge if successful, or an error
543 	struct drm_bridge *bridge;  in drmm_of_get_bridge()  local
548 					  &panel, &bridge);  in drmm_of_get_bridge()
553 		bridge = drmm_panel_bridge_add(drm, panel);  in drmm_of_get_bridge()
555 	return bridge;  in drmm_of_get_bridge()