1 extern int bus_add_device(struct device * dev); 2 extern void bus_remove_device(struct device * dev); 3 4 extern int bus_add_driver(struct device_driver *); 5 extern void bus_remove_driver(struct device_driver *); 6 7 static inline struct class_device *to_class_dev(struct kobject *obj) 8 { 9 return container_of(obj, struct class_device, kobj); 10 } 11 12 static inline 13 struct class_device_attribute *to_class_dev_attr(struct attribute *_attr) 14 { 15 return container_of(_attr, struct class_device_attribute, attr); 16 } 17 18 19