[linux.git] / include / linux / attribute_container.h

/*
 * attribute_container.h - a generic container for all classes
 *
 * Copyright (c) 2005 - James Bottomley <[email protected]>
 *
 * This file is licensed under GPLv2
 */

#ifndef _ATTRIBUTE_CONTAINER_H_
#define _ATTRIBUTE_CONTAINER_H_

#include <linux/device.h>
#include <linux/list.h>
#include <linux/klist.h>

struct attribute_container {
	struct list_head	node;
	struct klist		containers;
	struct class		*class;
	const struct attribute_group *grp;
	struct device_attribute **attrs;
	int (*match)(struct attribute_container *, struct device *);
#define	ATTRIBUTE_CONTAINER_NO_CLASSDEVS	0x01
	unsigned long		flags;
};

static inline int
attribute_container_no_classdevs(struct attribute_container *atc)
{
	return atc->flags & ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
}

static inline void
attribute_container_set_no_classdevs(struct attribute_container *atc)
{
	atc->flags |= ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
}

int attribute_container_register(struct attribute_container *cont);
int __must_check attribute_container_unregister(struct attribute_container *cont);
void attribute_container_create_device(struct device *dev,
				       int (*fn)(struct attribute_container *,
						 struct device *,
						 struct device *));
void attribute_container_add_device(struct device *dev,
				    int (*fn)(struct attribute_container *,
					      struct device *,
					      struct device *));
void attribute_container_remove_device(struct device *dev,
				       void (*fn)(struct attribute_container *,
						  struct device *,
						  struct device *));
void attribute_container_device_trigger(struct device *dev, 
					int (*fn)(struct attribute_container *,
						  struct device *,
						  struct device *));
void attribute_container_trigger(struct device *dev, 
				 int (*fn)(struct attribute_container *,
					   struct device *));
int attribute_container_add_attrs(struct device *classdev);
int attribute_container_add_class_device(struct device *classdev);
int attribute_container_add_class_device_adapter(struct attribute_container *cont,
						 struct device *dev,
						 struct device *classdev);
void attribute_container_remove_attrs(struct device *classdev);
void attribute_container_class_device_del(struct device *classdev);
struct attribute_container *attribute_container_classdev_to_container(struct device *);
struct device *attribute_container_find_class_device(struct attribute_container *, struct device *);
struct device_attribute **attribute_container_classdev_to_attrs(const struct device *classdev);

#endif
Commit	Line	Data
1da177e4	1	/*
ee959b00	2	* attribute_container.h - a generic container for all classes
1da177e4 LT	3	*
	4	* Copyright (c) 2005 - James Bottomley <[email protected]>
	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>
53c165e0	14	#include <linux/klist.h>
1da177e4 LT	15
	16	struct attribute_container {
	17	struct list_head node;
53c165e0	18	struct klist containers;
1da177e4	19	struct class *class;
a4dbd674	20	const struct attribute_group *grp;
ee959b00	21	struct device_attribute **attrs;
1da177e4 LT	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);
2f3edc69	40	int __must_check attribute_container_unregister(struct attribute_container *cont);
1da177e4 LT	41	void attribute_container_create_device(struct device *dev,
	42	int (fn)(struct attribute_container ,
	43	struct device *,
ee959b00	44	struct device *));
1da177e4 LT	45	void attribute_container_add_device(struct device *dev,
	46	int (fn)(struct attribute_container ,
	47	struct device *,
ee959b00	48	struct device *));
1da177e4 LT	49	void attribute_container_remove_device(struct device *dev,
	50	void (fn)(struct attribute_container ,
	51	struct device *,
ee959b00	52	struct device *));
1da177e4 LT	53	void attribute_container_device_trigger(struct device *dev,
	54	int (fn)(struct attribute_container ,
	55	struct device *,
ee959b00	56	struct device *));
1da177e4 LT	57	void attribute_container_trigger(struct device *dev,
	58	int (fn)(struct attribute_container ,
	59	struct device *));
ee959b00 TJ	60	int attribute_container_add_attrs(struct device *classdev);
ee959b00 TJ	61	int attribute_container_add_class_device(struct device *classdev);
1da177e4 LT	62	int attribute_container_add_class_device_adapter(struct attribute_container *cont,
1da177e4 LT	63	struct device *dev,
ee959b00 TJ	64	struct device *classdev);
	65	void attribute_container_remove_attrs(struct device *classdev);
	66	void attribute_container_class_device_del(struct device *classdev);
	67	struct attribute_container attribute_container_classdev_to_container(struct device );
	68	struct device attribute_container_find_class_device(struct attribute_container , struct device *);
	69	struct device_attribute *attribute_container_classdev_to_attrs(const struct device classdev);
1da177e4 LT	70
1da177e4 LT	71	#endif