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

/*
 * attribute_container.h - a generic container for all classes
 *
 * Copyright (c) 2005 - James Bottomley <James.Bottomley@steeleye.com>
 *
 * This file is licensed under GPLv2
 */

#ifndef _ATTRIBUTE_CONTAINER_H_
#define _ATTRIBUTE_CONTAINER_H_

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

struct device;

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