blob: 93bfb0beb62a9f1903d37e266fcb22b8284cf5ec [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * class_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/device.h>
13#include <linux/list.h>
James Bottomley53c165e2005-08-22 10:06:19 -050014#include <linux/klist.h>
James Bottomleyd0a7e572005-08-14 17:09:01 -050015#include <linux/spinlock.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070016
17struct attribute_container {
18 struct list_head node;
James Bottomley53c165e2005-08-22 10:06:19 -050019 struct klist containers;
Linus Torvalds1da177e2005-04-16 15:20:36 -070020 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
27static inline int
28attribute_container_no_classdevs(struct attribute_container *atc)
29{
30 return atc->flags & ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
31}
32
33static inline void
34attribute_container_set_no_classdevs(struct attribute_container *atc)
35{
36 atc->flags |= ATTRIBUTE_CONTAINER_NO_CLASSDEVS;
37}
38
39int attribute_container_register(struct attribute_container *cont);
40int attribute_container_unregister(struct attribute_container *cont);
41void attribute_container_create_device(struct device *dev,
42 int (*fn)(struct attribute_container *,
43 struct device *,
44 struct class_device *));
45void attribute_container_add_device(struct device *dev,
46 int (*fn)(struct attribute_container *,
47 struct device *,
48 struct class_device *));
49void attribute_container_remove_device(struct device *dev,
50 void (*fn)(struct attribute_container *,
51 struct device *,
52 struct class_device *));
53void attribute_container_device_trigger(struct device *dev,
54 int (*fn)(struct attribute_container *,
55 struct device *,
56 struct class_device *));
57void attribute_container_trigger(struct device *dev,
58 int (*fn)(struct attribute_container *,
59 struct device *));
60int attribute_container_add_attrs(struct class_device *classdev);
61int attribute_container_add_class_device(struct class_device *classdev);
62int attribute_container_add_class_device_adapter(struct attribute_container *cont,
63 struct device *dev,
64 struct class_device *classdev);
65void attribute_container_remove_attrs(struct class_device *classdev);
66void attribute_container_class_device_del(struct class_device *classdev);
James Bottomleycaca1772005-08-16 17:26:10 -050067struct attribute_container *attribute_container_classdev_to_container(struct class_device *);
James Bottomleyd0a7e572005-08-14 17:09:01 -050068struct class_device *attribute_container_find_class_device(struct attribute_container *, struct device *);
Linus Torvalds1da177e2005-04-16 15:20:36 -070069struct class_device_attribute **attribute_container_classdev_to_attrs(const struct class_device *classdev);
70
71#endif