482 int class_interface_register(struct class_interface *class_intf)  in class_interface_register()  argument
489 	if (!class_intf || !class_intf->class)  in class_interface_register()
492 	parent = class_intf->class;  in class_interface_register()
503 	list_add_tail(&class_intf->node, &sp->interfaces);  in class_interface_register()
504 	if (class_intf->add_dev) {  in class_interface_register()
507 			class_intf->add_dev(dev);  in class_interface_register()
516 void class_interface_unregister(struct class_interface *class_intf)  in class_interface_unregister()  argument
519 	const struct class *parent = class_intf->class;  in class_interface_unregister()
531 	list_del_init(&class_intf->node);  in class_interface_unregister()
532 	if (class_intf->remove_dev) {  in class_interface_unregister()
535 			class_intf->remove_dev(dev);  in class_interface_unregister()