227 ssize_t mei_cldev_send(struct mei_cl_device *cldev, u8 *buf, size_t length)  in mei_cldev_send()  argument
229 	struct mei_cl *cl = cldev->cl;  in mei_cldev_send()
245 ssize_t mei_cldev_recv_nonblock(struct mei_cl_device *cldev, u8 *buf,  in mei_cldev_recv_nonblock()  argument
248 	struct mei_cl *cl = cldev->cl;  in mei_cldev_recv_nonblock()
263 ssize_t mei_cldev_recv(struct mei_cl_device *cldev, u8 *buf, size_t length)  in mei_cldev_recv()  argument
265 	struct mei_cl *cl = cldev->cl;  in mei_cldev_recv()
278 	struct mei_cl_device *cldev;  in mei_cl_bus_rx_work()  local
281 	cldev = container_of(work, struct mei_cl_device, rx_work);  in mei_cl_bus_rx_work()
283 	bus = cldev->bus;  in mei_cl_bus_rx_work()
285 	if (cldev->rx_cb)  in mei_cl_bus_rx_work()
286 		cldev->rx_cb(cldev);  in mei_cl_bus_rx_work()
289 	mei_cl_read_start(cldev->cl, mei_cl_mtu(cldev->cl), NULL);  in mei_cl_bus_rx_work()
300 	struct mei_cl_device *cldev;  in mei_cl_bus_notif_work()  local
302 	cldev = container_of(work, struct mei_cl_device, notif_work);  in mei_cl_bus_notif_work()
304 	if (cldev->notif_cb)  in mei_cl_bus_notif_work()
305 		cldev->notif_cb(cldev);  in mei_cl_bus_notif_work()
318 	struct mei_cl_device *cldev = cl->cldev;  in mei_cl_bus_notify_event()  local
320 	if (!cldev || !cldev->notif_cb)  in mei_cl_bus_notify_event()
326 	schedule_work(&cldev->notif_work);  in mei_cl_bus_notify_event()
343 	struct mei_cl_device *cldev = cl->cldev;  in mei_cl_bus_rx_event()  local
345 	if (!cldev || !cldev->rx_cb)  in mei_cl_bus_rx_event()
348 	schedule_work(&cldev->rx_work);  in mei_cl_bus_rx_event()
363 int mei_cldev_register_rx_cb(struct mei_cl_device *cldev, mei_cldev_cb_t rx_cb)  in mei_cldev_register_rx_cb()  argument
365 	struct mei_device *bus = cldev->bus;  in mei_cldev_register_rx_cb()
370 	if (cldev->rx_cb)  in mei_cldev_register_rx_cb()
373 	cldev->rx_cb = rx_cb;  in mei_cldev_register_rx_cb()
374 	INIT_WORK(&cldev->rx_work, mei_cl_bus_rx_work);  in mei_cldev_register_rx_cb()
377 	ret = mei_cl_read_start(cldev->cl, mei_cl_mtu(cldev->cl), NULL);  in mei_cldev_register_rx_cb()
396 int mei_cldev_register_notif_cb(struct mei_cl_device *cldev,  in mei_cldev_register_notif_cb()  argument
399 	struct mei_device *bus = cldev->bus;  in mei_cldev_register_notif_cb()
405 	if (cldev->notif_cb)  in mei_cldev_register_notif_cb()
408 	cldev->notif_cb = notif_cb;  in mei_cldev_register_notif_cb()
409 	INIT_WORK(&cldev->notif_work, mei_cl_bus_notif_work);  in mei_cldev_register_notif_cb()
412 	ret = mei_cl_notify_request(cldev->cl, NULL, 1);  in mei_cldev_register_notif_cb()
428 void *mei_cldev_get_drvdata(const struct mei_cl_device *cldev)  in mei_cldev_get_drvdata()  argument
430 	return dev_get_drvdata(&cldev->dev);  in mei_cldev_get_drvdata()
440 void mei_cldev_set_drvdata(struct mei_cl_device *cldev, void *data)  in mei_cldev_set_drvdata()  argument
442 	dev_set_drvdata(&cldev->dev, data);  in mei_cldev_set_drvdata()
453 const uuid_le *mei_cldev_uuid(const struct mei_cl_device *cldev)  in mei_cldev_uuid()  argument
455 	return mei_me_cl_uuid(cldev->me_cl);  in mei_cldev_uuid()
466 u8 mei_cldev_ver(const struct mei_cl_device *cldev)  in mei_cldev_ver()  argument
468 	return mei_me_cl_ver(cldev->me_cl);  in mei_cldev_ver()
479 bool mei_cldev_enabled(struct mei_cl_device *cldev)  in mei_cldev_enabled()  argument
481 	return mei_cl_is_connected(cldev->cl);  in mei_cldev_enabled()
493 static bool mei_cl_bus_module_get(struct mei_cl_device *cldev)  in mei_cl_bus_module_get()  argument
495 	return try_module_get(cldev->bus->dev->driver->owner);  in mei_cl_bus_module_get()
503 static void mei_cl_bus_module_put(struct mei_cl_device *cldev)  in mei_cl_bus_module_put()  argument
505 	module_put(cldev->bus->dev->driver->owner);  in mei_cl_bus_module_put()
516 int mei_cldev_enable(struct mei_cl_device *cldev)  in mei_cldev_enable()  argument
518 	struct mei_device *bus = cldev->bus;  in mei_cldev_enable()
522 	cl = cldev->cl;  in mei_cldev_enable()
530 		cl->cldev = cldev;  in mei_cldev_enable()
538 	if (!mei_me_cl_is_active(cldev->me_cl)) {  in mei_cldev_enable()
539 		dev_err(&cldev->dev, "me client is not active\n");  in mei_cldev_enable()
544 	if (!mei_cl_bus_module_get(cldev)) {  in mei_cldev_enable()
545 		dev_err(&cldev->dev, "get hw module failed");  in mei_cldev_enable()
550 	ret = mei_cl_connect(cl, cldev->me_cl, NULL);  in mei_cldev_enable()
552 		dev_err(&cldev->dev, "cannot connect\n");  in mei_cldev_enable()
553 		mei_cl_bus_module_put(cldev);  in mei_cldev_enable()
569 static void mei_cldev_unregister_callbacks(struct mei_cl_device *cldev)  in mei_cldev_unregister_callbacks()  argument
571 	if (cldev->rx_cb) {  in mei_cldev_unregister_callbacks()
572 		cancel_work_sync(&cldev->rx_work);  in mei_cldev_unregister_callbacks()
573 		cldev->rx_cb = NULL;  in mei_cldev_unregister_callbacks()
576 	if (cldev->notif_cb) {  in mei_cldev_unregister_callbacks()
577 		cancel_work_sync(&cldev->notif_work);  in mei_cldev_unregister_callbacks()
578 		cldev->notif_cb = NULL;  in mei_cldev_unregister_callbacks()
590 int mei_cldev_disable(struct mei_cl_device *cldev)  in mei_cldev_disable()  argument
596 	if (!cldev)  in mei_cldev_disable()
599 	cl = cldev->cl;  in mei_cldev_disable()
601 	bus = cldev->bus;  in mei_cldev_disable()
603 	mei_cldev_unregister_callbacks(cldev);  in mei_cldev_disable()
617 	mei_cl_bus_module_put(cldev);  in mei_cldev_disable()
637 struct mei_cl_device_id *mei_cl_device_find(struct mei_cl_device *cldev,  in mei_cl_device_find()  argument
645 	uuid = mei_me_cl_uuid(cldev->me_cl);  in mei_cl_device_find()
646 	version = mei_me_cl_ver(cldev->me_cl);  in mei_cl_device_find()
653 			if (cldev->name[0])  in mei_cl_device_find()
654 				if (strncmp(cldev->name, id->name,  in mei_cl_device_find()
681 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_match()  local
685 	if (!cldev)  in mei_cl_device_match()
688 	if (!cldev->do_match)  in mei_cl_device_match()
694 	found_id = mei_cl_device_find(cldev, cldrv);  in mei_cl_device_match()
710 	struct mei_cl_device *cldev;  in mei_cl_device_probe()  local
715 	cldev = to_mei_cl_device(dev);  in mei_cl_device_probe()
718 	if (!cldev)  in mei_cl_device_probe()
724 	id = mei_cl_device_find(cldev, cldrv);  in mei_cl_device_probe()
728 	ret = cldrv->probe(cldev, id);  in mei_cl_device_probe()
745 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_remove()  local
749 	if (!cldev || !dev->driver)  in mei_cl_device_remove()
754 		ret = cldrv->remove(cldev);  in mei_cl_device_remove()
756 	mei_cldev_unregister_callbacks(cldev);  in mei_cl_device_remove()
767 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in name_show()  local
769 	return scnprintf(buf, PAGE_SIZE, "%s", cldev->name);  in name_show()
776 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in uuid_show()  local
777 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in uuid_show()
786 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in version_show()  local
787 	u8 version = mei_me_cl_ver(cldev->me_cl);  in version_show()
796 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in modalias_show()  local
797 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in modalias_show()
798 	u8 version = mei_me_cl_ver(cldev->me_cl);  in modalias_show()
801 			 cldev->name, uuid, version);  in modalias_show()
824 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_device_uevent()  local
825 	const uuid_le *uuid = mei_me_cl_uuid(cldev->me_cl);  in mei_cl_device_uevent()
826 	u8 version = mei_me_cl_ver(cldev->me_cl);  in mei_cl_device_uevent()
834 	if (add_uevent_var(env, "MEI_CL_NAME=%s", cldev->name))  in mei_cl_device_uevent()
838 			   cldev->name, uuid, version))  in mei_cl_device_uevent()
869 	struct mei_cl_device *cldev = to_mei_cl_device(dev);  in mei_cl_bus_dev_release()  local
871 	if (!cldev)  in mei_cl_bus_dev_release()
874 	mei_me_cl_put(cldev->me_cl);  in mei_cl_bus_dev_release()
875 	mei_dev_bus_put(cldev->bus);  in mei_cl_bus_dev_release()
876 	mei_cl_unlink(cldev->cl);  in mei_cl_bus_dev_release()
877 	kfree(cldev->cl);  in mei_cl_bus_dev_release()
878 	kfree(cldev);  in mei_cl_bus_dev_release()
890 static inline void mei_cl_bus_set_name(struct mei_cl_device *cldev)  in mei_cl_bus_set_name()  argument
892 	dev_set_name(&cldev->dev, "mei:%s:%pUl:%02X",  in mei_cl_bus_set_name()
893 		     cldev->name,  in mei_cl_bus_set_name()
894 		     mei_me_cl_uuid(cldev->me_cl),  in mei_cl_bus_set_name()
895 		     mei_me_cl_ver(cldev->me_cl));  in mei_cl_bus_set_name()
909 	struct mei_cl_device *cldev;  in mei_cl_bus_dev_alloc()  local
912 	cldev = kzalloc(sizeof(struct mei_cl_device), GFP_KERNEL);  in mei_cl_bus_dev_alloc()
913 	if (!cldev)  in mei_cl_bus_dev_alloc()
918 		kfree(cldev);  in mei_cl_bus_dev_alloc()
922 	device_initialize(&cldev->dev);  in mei_cl_bus_dev_alloc()
923 	cldev->dev.parent = bus->dev;  in mei_cl_bus_dev_alloc()
924 	cldev->dev.bus    = &mei_cl_bus_type;  in mei_cl_bus_dev_alloc()
925 	cldev->dev.type   = &mei_cl_device_type;  in mei_cl_bus_dev_alloc()
926 	cldev->bus        = mei_dev_bus_get(bus);  in mei_cl_bus_dev_alloc()
927 	cldev->me_cl      = mei_me_cl_get(me_cl);  in mei_cl_bus_dev_alloc()
928 	cldev->cl         = cl;  in mei_cl_bus_dev_alloc()
929 	mei_cl_bus_set_name(cldev);  in mei_cl_bus_dev_alloc()
930 	cldev->is_added   = 0;  in mei_cl_bus_dev_alloc()
931 	INIT_LIST_HEAD(&cldev->bus_list);  in mei_cl_bus_dev_alloc()
933 	return cldev;  in mei_cl_bus_dev_alloc()
946 				 struct mei_cl_device *cldev)  in mei_cl_bus_dev_setup()  argument
948 	cldev->do_match = 1;  in mei_cl_bus_dev_setup()
949 	mei_cl_bus_dev_fixup(cldev);  in mei_cl_bus_dev_setup()
952 	if (cldev->do_match)  in mei_cl_bus_dev_setup()
953 		mei_cl_bus_set_name(cldev);  in mei_cl_bus_dev_setup()
955 	return cldev->do_match == 1;  in mei_cl_bus_dev_setup()
965 static int mei_cl_bus_dev_add(struct mei_cl_device *cldev)  in mei_cl_bus_dev_add()  argument
969 	dev_dbg(cldev->bus->dev, "adding %pUL:%02X\n",  in mei_cl_bus_dev_add()
970 		mei_me_cl_uuid(cldev->me_cl),  in mei_cl_bus_dev_add()
971 		mei_me_cl_ver(cldev->me_cl));  in mei_cl_bus_dev_add()
972 	ret = device_add(&cldev->dev);  in mei_cl_bus_dev_add()
974 		cldev->is_added = 1;  in mei_cl_bus_dev_add()
984 static void mei_cl_bus_dev_stop(struct mei_cl_device *cldev)  in mei_cl_bus_dev_stop()  argument
986 	if (cldev->is_added)  in mei_cl_bus_dev_stop()
987 		device_release_driver(&cldev->dev);  in mei_cl_bus_dev_stop()
997 static void mei_cl_bus_dev_destroy(struct mei_cl_device *cldev)  in mei_cl_bus_dev_destroy()  argument
1000 	WARN_ON(!mutex_is_locked(&cldev->bus->cl_bus_lock));  in mei_cl_bus_dev_destroy()
1002 	if (!cldev->is_added)  in mei_cl_bus_dev_destroy()
1005 	device_del(&cldev->dev);  in mei_cl_bus_dev_destroy()
1007 	list_del_init(&cldev->bus_list);  in mei_cl_bus_dev_destroy()
1009 	cldev->is_added = 0;  in mei_cl_bus_dev_destroy()
1010 	put_device(&cldev->dev);  in mei_cl_bus_dev_destroy()
1018 static void mei_cl_bus_remove_device(struct mei_cl_device *cldev)  in mei_cl_bus_remove_device()  argument
1020 	mei_cl_bus_dev_stop(cldev);  in mei_cl_bus_remove_device()
1021 	mei_cl_bus_dev_destroy(cldev);  in mei_cl_bus_remove_device()
1031 	struct mei_cl_device *cldev, *next;  in mei_cl_bus_remove_devices()  local
1034 	list_for_each_entry_safe(cldev, next, &bus->device_list, bus_list)  in mei_cl_bus_remove_devices()
1035 		mei_cl_bus_remove_device(cldev);  in mei_cl_bus_remove_devices()
1052 	struct mei_cl_device *cldev;  in mei_cl_bus_dev_init()  local
1061 	cldev = mei_cl_bus_dev_alloc(bus, me_cl);  in mei_cl_bus_dev_init()
1062 	if (!cldev)  in mei_cl_bus_dev_init()
1066 	list_add_tail(&cldev->bus_list, &bus->device_list);  in mei_cl_bus_dev_init()
1078 	struct mei_cl_device *cldev, *n;  in mei_cl_bus_rescan()  local
1088 	list_for_each_entry_safe(cldev, n, &bus->device_list, bus_list) {  in mei_cl_bus_rescan()
1090 		if (!mei_me_cl_is_active(cldev->me_cl)) {  in mei_cl_bus_rescan()
1091 			mei_cl_bus_remove_device(cldev);  in mei_cl_bus_rescan()
1095 		if (cldev->is_added)  in mei_cl_bus_rescan()
1098 		if (mei_cl_bus_dev_setup(bus, cldev))  in mei_cl_bus_rescan()
1099 			mei_cl_bus_dev_add(cldev);  in mei_cl_bus_rescan()
1101 			list_del_init(&cldev->bus_list);  in mei_cl_bus_rescan()
1102 			put_device(&cldev->dev);  in mei_cl_bus_rescan()