1 /* 2 * class_container.h - a generic container for all classes 3 * 4 * Copyright (c) 2005 - James Bottomley <James.Bottomley (at) steeleye.com> 5 * 6 * This file is licensed under GPLv2 7 */ 8 9 #ifndef _ATTRIBUTE_CONTAINER_H_ 10 #define _ATTRIBUTE_CONTAINER_H_ 11 12 #include <linux/device.h> 13 #include <linux/list.h> 14 #include <linux/klist.h> 15 #include <linux/spinlock.h> 16 17 struct attribute_container { 18 struct list_head node; 19 struct klist containers; 20 struct class *class; 21 struct class_device_attribute **attrs; 22 int (*match)(struct attribute_container *, struct device *); 23 #define ATTRIBUTE_CONTAINER_NO_CLASSDEVS 0x01 24 unsigned long flags; 25 }; 26 27 static inline int 28 attribute_container_no_classdevs(struct attribute_container *atc) 29 { 30 return atc->flags & ATTRIBUTE_CONTAINER_NO_CLASSDEVS; 31 } 32 33 static inline void 34 attribute_container_set_no_classdevs(struct attribute_container *atc) 35 { 36 atc->flags |= ATTRIBUTE_CONTAINER_NO_CLASSDEVS; 37 } 38 39 int attribute_container_register(struct attribute_container *cont); 40 int attribute_container_unregister(struct attribute_container *cont); 41 void attribute_container_create_device(struct device *dev, 42 int (*fn)(struct attribute_container *, 43 struct device *, 44 struct class_device *)); 45 void attribute_container_add_device(struct device *dev, 46 int (*fn)(struct attribute_container *, 47 struct device *, 48 struct class_device *)); 49 void attribute_container_remove_device(struct device *dev, 50 void (*fn)(struct attribute_container *, 51 struct device *, 52 struct class_device *)); 53 void attribute_container_device_trigger(struct device *dev, 54 int (*fn)(struct attribute_container *, 55 struct device *, 56 struct class_device *)); 57 void attribute_container_trigger(struct device *dev, 58 int (*fn)(struct attribute_container *, 59 struct device *)); 60 int attribute_container_add_attrs(struct class_device *classdev); 61 int attribute_container_add_class_device(struct class_device *classdev); 62 int attribute_container_add_class_device_adapter(struct attribute_container *cont, 63 struct device *dev, 64 struct class_device *classdev); 65 void attribute_container_remove_attrs(struct class_device *classdev); 66 void attribute_container_class_device_del(struct class_device *classdev); 67 struct attribute_container *attribute_container_classdev_to_container(struct class_device *); 68 struct class_device *attribute_container_find_class_device(struct attribute_container *, struct device *); 69 struct class_device_attribute **attribute_container_classdev_to_attrs(const struct class_device *classdev); 70 71 #endif 72
