217 ssize_t mei_cldev_send(struct mei_cl_device *cldev, u8 *buf, size_t length)  in mei_cldev_send()  argument
219 	struct mei_cl *cl = cldev->cl;  in mei_cldev_send()
235 ssize_t mei_cldev_recv_nonblock(struct mei_cl_device *cldev, u8 *buf,  in mei_cldev_recv_nonblock()  argument
238 	struct mei_cl *cl = cldev->cl;  in mei_cldev_recv_nonblock()
253 ssize_t mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length)  in mei_cldev_recv()  argument
255 	struct mei_cl *cl = cldev->cl;  in mei_cldev_recv()
268 	struct mei_cl_device *cldev;  in mei_cl_bus_rx_work()  local
271 	cldev = container_of(work, struct mei_cl_device, rx_work);  in mei_cl_bus_rx_work()
273 	bus = cldev->bus;  in mei_cl_bus_rx_work()
275 	if (cldev->rx_cb)  in mei_cl_bus_rx_work()
276 		cldev->rx_cb(cldev);  in mei_cl_bus_rx_work()
279 	mei_cl_read_start(cldev->cl, mei_cl_mtu(cldev->cl), NULL);  in mei_cl_bus_rx_work()
290 	struct mei_cl_device *cldev;  in mei_cl_bus_notif_work()  local
292 	cldev = container_of(work, struct mei_cl_device, notif_work);  in mei_cl_bus_notif_work()
294 	if (cldev->notif_cb)  in mei_cl_bus_notif_work()
295 		cldev->notif_cb(cldev);  in mei_cl_bus_notif_work()
308 	struct mei_cl_device *cldev = cl->cldev;  in mei_cl_bus_notify_event()  local
310 	if (!cldev || !cldev->notif_cb)  in mei_cl_bus_notify_event()
316 	schedule_work(&cldev->notif_work);  in mei_cl_bus_notify_event()
333 	struct mei_cl_device *cldev = cl->cldev;  in mei_cl_bus_rx_event()  local
335 	if (!cldev || !cldev->rx_cb)  in mei_cl_bus_rx_event()
338 	schedule_work(&cldev->rx_work);  in mei_cl_bus_rx_event()
353 int mei_cldev_register_rx_cb(struct mei_cl_device *cldev, mei_cldev_cb_t rx_cb)  in mei_cldev_register_rx_cb()  argument
355 	struct mei_device *bus = cldev->bus;  in mei_cldev_register_rx_cb()
360 	if (cldev->rx_cb)  in mei_cldev_register_rx_cb()
363 	cldev->rx_cb = rx_cb;  in mei_cldev_register_rx_cb()
364 	INIT_WORK(&cldev->rx_work, mei_cl_bus_rx_work);  in mei_cldev_register_rx_cb()
367 	ret = mei_cl_read_start(cldev->cl, mei_cl_mtu(cldev->cl), NULL);  in mei_cldev_register_rx_cb()
386 int mei_cldev_register_notif_cb(struct mei_cl_device *cldev,  in mei_cldev_register_notif_cb()  argument
389 	struct mei_device *bus = cldev->bus;  in mei_cldev_register_notif_cb()
395 	if (cldev->notif_cb)  in mei_cldev_register_notif_cb()
398 	cldev->notif_cb = notif_cb;  in mei_cldev_register_notif_cb()
399 	INIT_WORK(&cldev->notif_work, mei_cl_bus_notif_work);  in mei_cldev_register_notif_cb()
402 	ret = mei_cl_notify_request(cldev->cl, NULL, 1);  in mei_cldev_register_notif_cb()
418 void *mei_cldev_get_drvdata(const struct mei_cl_device *cldev)  in mei_cldev_get_drvdata()  argument
420 	return dev_get_drvdata(&cldev->dev);  in mei_cldev_get_drvdata()
430 void mei_cldev_set_drvdata(struct mei_cl_device *cldev, void *data)  in mei_cldev_set_drvdata()  argument
432 	dev_set_drvdata(&cldev->dev, data);  in mei_cldev_set_drvdata()
443 const uuid_le *mei_cldev_uuid(const struct mei_cl_device *cldev)  in mei_cldev_uuid()  argument
445 	return mei_me_cl_uuid(cldev->me_cl);  in mei_cldev_uuid()
456 u8 mei_cldev_ver(const struct mei_cl_device *cldev)  in mei_cldev_ver()  argument
458 	return mei_me_cl_ver(cldev->me_cl);  in mei_cldev_ver()
469 bool mei_cldev_enabled(struct mei_cl_device *cldev)  in mei_cldev_enabled()  argument
471 	return mei_cl_is_connected(cldev->cl);  in mei_cldev_enabled()
483 static bool mei_cl_bus_module_get(struct mei_cl_device *cldev)  in mei_cl_bus_module_get()  argument
485 	return try_module_get(cldev->bus->dev->driver->owner);  in mei_cl_bus_module_get()
493 static void mei_cl_bus_module_put(struct mei_cl_device *cldev)  in mei_cl_bus_module_put()  argument
495 	module_put(cldev->bus->dev->driver->owner);  in mei_cl_bus_module_put()
506 int mei_cldev_enable(struct mei_cl_device *cldev)  in mei_cldev_enable()  argument
508 	struct mei_device *bus = cldev->bus;  in mei_cldev_enable()
512 	cl = cldev->cl;  in mei_cldev_enable()
520 		cl->cldev = cldev;  in mei_cldev_enable()
528 	if (!mei_me_cl_is_active(cldev->me_cl)) {  in mei_cldev_enable()
529 		dev_err(&cldev->dev, "me client is not active\n");  in mei_cldev_enable()
534 	ret = mei_cl_connect(cl, cldev->me_cl, NULL);  in mei_cldev_enable()
536 		dev_err(&cldev->dev, "cannot connect\n");  in mei_cldev_enable()
551 static void mei_cldev_unregister_callbacks(struct mei_cl_device *cldev)  in mei_cldev_unregister_callbacks()  argument
553 	if (cldev->rx_cb) {  in mei_cldev_unregister_callbacks()
554 		cancel_work_sync(&cldev->rx_work);  in mei_cldev_unregister_callbacks()
555 		cldev->rx_cb = NULL;  in mei_cldev_unregister_callbacks()
558 	if (cldev->notif_cb) {  in mei_cldev_unregister_callbacks()
559 		cancel_work_sync(&cldev->notif_work);  in mei_cldev_unregister_callbacks()
560 		cldev->notif_cb = NULL;  in mei_cldev_unregister_callbacks()
572 int mei_cldev_disable(struct mei_cl_device *cldev)  in mei_cldev_disable()  argument
578 	if (!cldev)  in mei_cldev_disable()
581 	cl = cldev->cl;  in mei_cldev_disable()
583 	bus = cldev->bus;  in mei_cldev_disable()
585 	mei_cldev_unregister_callbacks(cldev);  in mei_cldev_disable()
618 struct mei_cl_device_id *mei_cl_device_find(struct mei_cl_device *cldev,  in mei_cl_device_find()  argument
626 	uuid = mei_me_cl_uuid(cldev->me_cl);  in mei_cl_device_find()
627 	version = mei_me_cl_ver(cldev->me_cl);  in mei_cl_device_find()
634 			if (cldev->name[0])  in mei_cl_device_find()
635 				if (strncmp(cldev->name, id->name,  in mei_cl_device_find()
662 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_match()  local
666 	if (!cldev)  in mei_cl_device_match()
669 	if (!cldev->do_match)  in mei_cl_device_match()
675 	found_id = mei_cl_device_find(cldev, cldrv);  in mei_cl_device_match()
691 	struct mei_cl_device *cldev;  in mei_cl_device_probe()  local
696 	cldev = to_mei_cl_device(dev);  in mei_cl_device_probe()
699 	if (!cldev)  in mei_cl_device_probe()
705 	id = mei_cl_device_find(cldev, cldrv);  in mei_cl_device_probe()
709 	if (!mei_cl_bus_module_get(cldev)) {  in mei_cl_device_probe()
710 		dev_err(&cldev->dev, "get hw module failed");  in mei_cl_device_probe()
714 	ret = cldrv->probe(cldev, id);  in mei_cl_device_probe()
716 		mei_cl_bus_module_put(cldev);  in mei_cl_device_probe()
733 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_remove()  local
737 	if (!cldev || !dev->driver)  in mei_cl_device_remove()
742 		ret = cldrv->remove(cldev);  in mei_cl_device_remove()
744 	mei_cldev_unregister_callbacks(cldev);  in mei_cl_device_remove()
746 	mei_cl_bus_module_put(cldev);  in mei_cl_device_remove()
756 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in name_show()  local
758 	return scnprintf(buf, PAGE_SIZE, "%s", cldev->name);  in name_show()
765 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in uuid_show()  local
766 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in uuid_show()
775 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in version_show()  local
776 	u8 version = mei_me_cl_ver(cldev->me_cl);  in version_show()
785 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in modalias_show()  local
786 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in modalias_show()
787 	u8 version = mei_me_cl_ver(cldev->me_cl);  in modalias_show()
790 			 cldev->name, uuid, version);  in modalias_show()
813 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_uevent()  local
814 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in mei_cl_device_uevent()
815 	u8 version = mei_me_cl_ver(cldev->me_cl);  in mei_cl_device_uevent()
823 	if (add_uevent_var(env, "MEI_CL_NAME=%s", cldev->name))  in mei_cl_device_uevent()
827 			   cldev->name, uuid, version))  in mei_cl_device_uevent()
858 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_bus_dev_release()  local
860 	if (!cldev)  in mei_cl_bus_dev_release()
863 	mei_me_cl_put(cldev->me_cl);  in mei_cl_bus_dev_release()
864 	mei_dev_bus_put(cldev->bus);  in mei_cl_bus_dev_release()
865 	mei_cl_unlink(cldev->cl);  in mei_cl_bus_dev_release()
866 	kfree(cldev->cl);  in mei_cl_bus_dev_release()
867 	kfree(cldev);  in mei_cl_bus_dev_release()
879 static inline void mei_cl_bus_set_name(struct mei_cl_device *cldev)  in mei_cl_bus_set_name()  argument
881 	dev_set_name(&cldev->dev, "mei:%s:%pUl:%02X",  in mei_cl_bus_set_name()
882 		     cldev->name,  in mei_cl_bus_set_name()
883 		     mei_me_cl_uuid(cldev->me_cl),  in mei_cl_bus_set_name()
884 		     mei_me_cl_ver(cldev->me_cl));  in mei_cl_bus_set_name()
898 	struct mei_cl_device *cldev;  in mei_cl_bus_dev_alloc()  local
901 	cldev = kzalloc(sizeof(struct mei_cl_device), GFP_KERNEL);  in mei_cl_bus_dev_alloc()
902 	if (!cldev)  in mei_cl_bus_dev_alloc()
907 		kfree(cldev);  in mei_cl_bus_dev_alloc()
911 	device_initialize(&cldev->dev);  in mei_cl_bus_dev_alloc()
912 	cldev->dev.parent = bus->dev;  in mei_cl_bus_dev_alloc()
913 	cldev->dev.bus    = &mei_cl_bus_type;  in mei_cl_bus_dev_alloc()
914 	cldev->dev.type   = &mei_cl_device_type;  in mei_cl_bus_dev_alloc()
915 	cldev->bus        = mei_dev_bus_get(bus);  in mei_cl_bus_dev_alloc()
916 	cldev->me_cl      = mei_me_cl_get(me_cl);  in mei_cl_bus_dev_alloc()
917 	cldev->cl         = cl;  in mei_cl_bus_dev_alloc()
918 	mei_cl_bus_set_name(cldev);  in mei_cl_bus_dev_alloc()
919 	cldev->is_added   = 0;  in mei_cl_bus_dev_alloc()
920 	INIT_LIST_HEAD(&cldev->bus_list);  in mei_cl_bus_dev_alloc()
922 	return cldev;  in mei_cl_bus_dev_alloc()
935 				 struct mei_cl_device *cldev)  in mei_cl_bus_dev_setup()  argument
937 	cldev->do_match = 1;  in mei_cl_bus_dev_setup()
938 	mei_cl_bus_dev_fixup(cldev);  in mei_cl_bus_dev_setup()
941 	if (cldev->do_match)  in mei_cl_bus_dev_setup()
942 		mei_cl_bus_set_name(cldev);  in mei_cl_bus_dev_setup()
944 	return cldev->do_match == 1;  in mei_cl_bus_dev_setup()
954 static int mei_cl_bus_dev_add(struct mei_cl_device *cldev)  in mei_cl_bus_dev_add()  argument
958 	dev_dbg(cldev->bus->dev, "adding %pUL:%02X\n",  in mei_cl_bus_dev_add()
959 		mei_me_cl_uuid(cldev->me_cl),  in mei_cl_bus_dev_add()
960 		mei_me_cl_ver(cldev->me_cl));  in mei_cl_bus_dev_add()
961 	ret = device_add(&cldev->dev);  in mei_cl_bus_dev_add()
963 		cldev->is_added = 1;  in mei_cl_bus_dev_add()
973 static void mei_cl_bus_dev_stop(struct mei_cl_device *cldev)  in mei_cl_bus_dev_stop()  argument
975 	if (cldev->is_added)  in mei_cl_bus_dev_stop()
976 		device_release_driver(&cldev->dev);  in mei_cl_bus_dev_stop()
986 static void mei_cl_bus_dev_destroy(struct mei_cl_device *cldev)  in mei_cl_bus_dev_destroy()  argument
989 	WARN_ON(!mutex_is_locked(&cldev->bus->cl_bus_lock));  in mei_cl_bus_dev_destroy()
991 	if (!cldev->is_added)  in mei_cl_bus_dev_destroy()
994 	device_del(&cldev->dev);  in mei_cl_bus_dev_destroy()
996 	list_del_init(&cldev->bus_list);  in mei_cl_bus_dev_destroy()
998 	cldev->is_added = 0;  in mei_cl_bus_dev_destroy()
999 	put_device(&cldev->dev);  in mei_cl_bus_dev_destroy()
1007 static void mei_cl_bus_remove_device(struct mei_cl_device *cldev)  in mei_cl_bus_remove_device()  argument
1009 	mei_cl_bus_dev_stop(cldev);  in mei_cl_bus_remove_device()
1010 	mei_cl_bus_dev_destroy(cldev);  in mei_cl_bus_remove_device()
1020 	struct mei_cl_device *cldev, *next;  in mei_cl_bus_remove_devices()  local
1023 	list_for_each_entry_safe(cldev, next, &bus->device_list, bus_list)  in mei_cl_bus_remove_devices()
1024 		mei_cl_bus_remove_device(cldev);  in mei_cl_bus_remove_devices()
1041 	struct mei_cl_device *cldev;  in mei_cl_bus_dev_init()  local
1050 	cldev = mei_cl_bus_dev_alloc(bus, me_cl);  in mei_cl_bus_dev_init()
1051 	if (!cldev)  in mei_cl_bus_dev_init()
1055 	list_add_tail(&cldev->bus_list, &bus->device_list);  in mei_cl_bus_dev_init()
1067 	struct mei_cl_device *cldev, *n;  in mei_cl_bus_rescan()  local
1077 	list_for_each_entry_safe(cldev, n, &bus->device_list, bus_list) {  in mei_cl_bus_rescan()
1079 		if (!mei_me_cl_is_active(cldev->me_cl)) {  in mei_cl_bus_rescan()
1080 			mei_cl_bus_remove_device(cldev);  in mei_cl_bus_rescan()
1084 		if (cldev->is_added)  in mei_cl_bus_rescan()
1087 		if (mei_cl_bus_dev_setup(bus, cldev))  in mei_cl_bus_rescan()
1088 			mei_cl_bus_dev_add(cldev);  in mei_cl_bus_rescan()
1090 			list_del_init(&cldev->bus_list);  in mei_cl_bus_rescan()
1091 			put_device(&cldev->dev);  in mei_cl_bus_rescan()