46 	struct mei_device *bus;  in __mei_cl_send()  local
53 	bus = cl->dev;  in __mei_cl_send()
55 	mutex_lock(&bus->device_lock);  in __mei_cl_send()
56 	if (bus->dev_state != MEI_DEV_ENABLED) {  in __mei_cl_send()
88 	mutex_unlock(&bus->device_lock);  in __mei_cl_send()
106 	struct mei_device *bus;  in __mei_cl_recv()  local
114 	bus = cl->dev;  in __mei_cl_recv()
116 	mutex_lock(&bus->device_lock);  in __mei_cl_recv()
117 	if (bus->dev_state != MEI_DEV_ENABLED) {  in __mei_cl_recv()
133 		mutex_unlock(&bus->device_lock);  in __mei_cl_recv()
144 		mutex_lock(&bus->device_lock);  in __mei_cl_recv()
171 	mutex_unlock(&bus->device_lock);  in __mei_cl_recv()
225 	struct mei_device *bus;  in mei_cl_bus_event_work()  local
229 	bus = cldev->bus;  in mei_cl_bus_event_work()
238 		mutex_lock(&bus->device_lock);  in mei_cl_bus_event_work()
240 		mutex_unlock(&bus->device_lock);  in mei_cl_bus_event_work()
305 	struct mei_device *bus = cldev->bus;  in mei_cldev_register_event_cb()  local
318 		mutex_lock(&bus->device_lock);  in mei_cldev_register_event_cb()
320 		mutex_unlock(&bus->device_lock);  in mei_cldev_register_event_cb()
326 		mutex_lock(&bus->device_lock);  in mei_cldev_register_event_cb()
328 		mutex_unlock(&bus->device_lock);  in mei_cldev_register_event_cb()
411 	struct mei_device *bus = cldev->bus;  in mei_cldev_enable()  local
418 		mutex_lock(&bus->device_lock);  in mei_cldev_enable()
419 		cl = mei_cl_alloc_linked(bus, MEI_HOST_CLIENT_ID_ANY);  in mei_cldev_enable()
420 		mutex_unlock(&bus->device_lock);  in mei_cldev_enable()
428 	mutex_lock(&bus->device_lock);  in mei_cldev_enable()
445 	mutex_unlock(&bus->device_lock);  in mei_cldev_enable()
461 	struct mei_device *bus;  in mei_cldev_disable()  local
470 	bus = cldev->bus;  in mei_cldev_disable()
474 	mutex_lock(&bus->device_lock);  in mei_cldev_disable()
477 		dev_err(bus->dev, "Already disconnected");  in mei_cldev_disable()
484 		dev_err(bus->dev, "Could not disconnect from the ME client");  in mei_cldev_disable()
494 	mutex_unlock(&bus->device_lock);  in mei_cldev_disable()
732 static struct mei_device *mei_dev_bus_get(struct mei_device *bus)  in mei_dev_bus_get()  argument
734 	if (bus)  in mei_dev_bus_get()
735 		get_device(bus->dev);  in mei_dev_bus_get()
737 	return bus;  in mei_dev_bus_get()
740 static void mei_dev_bus_put(struct mei_device *bus)  in mei_dev_bus_put()  argument
742 	if (bus)  in mei_dev_bus_put()
743 		put_device(bus->dev);  in mei_dev_bus_put()
754 	mei_dev_bus_put(cldev->bus);  in mei_cl_bus_dev_release()
783 static struct mei_cl_device *mei_cl_bus_dev_alloc(struct mei_device *bus,  in mei_cl_bus_dev_alloc()  argument
793 	cldev->dev.parent = bus->dev;  in mei_cl_bus_dev_alloc()
794 	cldev->dev.bus    = &mei_cl_bus_type;  in mei_cl_bus_dev_alloc()
796 	cldev->bus        = mei_dev_bus_get(bus);  in mei_cl_bus_dev_alloc()
814 static bool mei_cl_bus_dev_setup(struct mei_device *bus,  in mei_cl_bus_dev_setup()  argument
838 	dev_dbg(cldev->bus->dev, "adding %pUL:%02X\n",  in mei_cl_bus_dev_add()
869 	WARN_ON(!mutex_is_locked(&cldev->bus->cl_bus_lock));  in mei_cl_bus_dev_destroy()
898 void mei_cl_bus_remove_devices(struct mei_device *bus)  in mei_cl_bus_remove_devices()  argument
902 	mutex_lock(&bus->cl_bus_lock);  in mei_cl_bus_remove_devices()
903 	list_for_each_entry_safe(cldev, next, &bus->device_list, bus_list)  in mei_cl_bus_remove_devices()
905 	mutex_unlock(&bus->cl_bus_lock);  in mei_cl_bus_remove_devices()
918 static void mei_cl_bus_dev_init(struct mei_device *bus,  in mei_cl_bus_dev_init()  argument
923 	WARN_ON(!mutex_is_locked(&bus->cl_bus_lock));  in mei_cl_bus_dev_init()
925 	dev_dbg(bus->dev, "initializing %pUl", mei_me_cl_uuid(me_cl));  in mei_cl_bus_dev_init()
930 	cldev = mei_cl_bus_dev_alloc(bus, me_cl);  in mei_cl_bus_dev_init()
935 	list_add_tail(&cldev->bus_list, &bus->device_list);  in mei_cl_bus_dev_init()
945 void mei_cl_bus_rescan(struct mei_device *bus)  in mei_cl_bus_rescan()  argument
950 	mutex_lock(&bus->cl_bus_lock);  in mei_cl_bus_rescan()
952 	down_read(&bus->me_clients_rwsem);  in mei_cl_bus_rescan()
953 	list_for_each_entry(me_cl, &bus->me_clients, list)  in mei_cl_bus_rescan()
954 		mei_cl_bus_dev_init(bus, me_cl);  in mei_cl_bus_rescan()
955 	up_read(&bus->me_clients_rwsem);  in mei_cl_bus_rescan()
957 	list_for_each_entry_safe(cldev, n, &bus->device_list, bus_list) {  in mei_cl_bus_rescan()
967 		if (mei_cl_bus_dev_setup(bus, cldev))  in mei_cl_bus_rescan()
974 	mutex_unlock(&bus->cl_bus_lock);  in mei_cl_bus_rescan()
976 	dev_dbg(bus->dev, "rescan end");  in mei_cl_bus_rescan()
986 	cldrv->driver.bus = &mei_cl_bus_type;  in __mei_cldev_driver_register()