/*

 * 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/device.h>

#include <linux/list.h>

#include <linux/klist.h>

struct attribute_container {

	struct list_head	node;

	struct klist		containers;

	struct class		*class;

	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