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linux
1/*
2 * transport_class.h - a generic container for all transport classes
3 *
4 * Copyright (c) 2005 - James Bottomley <James.Bottomley@steeleye.com>
5 *
6 * This file is licensed under GPLv2
7 */
8
9#ifndef _TRANSPORT_CLASS_H_
10#define _TRANSPORT_CLASS_H_
11
12#include <linux/device.h>
13#include <linux/attribute_container.h>
14
15struct transport_class {
16 struct class class;
17 int (*setup)(struct device *);
18 int (*configure)(struct device *);
19 int (*remove)(struct device *);
20};
21
22#define DECLARE_TRANSPORT_CLASS(cls, nm, su, rm, cfg) \
23struct transport_class cls = { \
24 .class = { \
25 .name = nm, \
26 }, \
27 .setup = su, \
28 .remove = rm, \
29 .configure = cfg, \
30}
31
32
33struct anon_transport_class {
34 struct transport_class tclass;
35 struct attribute_container container;
36};
37
38#define DECLARE_ANON_TRANSPORT_CLASS(cls, mtch, cfg) \
39struct anon_transport_class cls = { \
40 .tclass = { \
41 .configure = cfg, \
42 }, \
43 . container = { \
44 .match = mtch, \
45 }, \
46}
47
48#define class_to_transport_class(x) \
49 container_of(x, struct transport_class, class)
50
51struct transport_container {
52 struct attribute_container ac;
53 struct attribute_group *statistics;
54};
55
56#define attribute_container_to_transport_container(x) \
57 container_of(x, struct transport_container, ac)
58
59void transport_remove_device(struct device *);
60void transport_add_device(struct device *);
61void transport_setup_device(struct device *);
62void transport_configure_device(struct device *);
63void transport_destroy_device(struct device *);
64
65static inline void
66transport_register_device(struct device *dev)
67{
68 transport_setup_device(dev);
69 transport_add_device(dev);
70}
71
72static inline void
73transport_unregister_device(struct device *dev)
74{
75 transport_remove_device(dev);
76 transport_destroy_device(dev);
77}
78
79static inline int transport_container_register(struct transport_container *tc)
80{
81 return attribute_container_register(&tc->ac);
82}
83
84static inline int transport_container_unregister(struct transport_container *tc)
85{
86 return attribute_container_unregister(&tc->ac);
87}
88
89int transport_class_register(struct transport_class *);
90int anon_transport_class_register(struct anon_transport_class *);
91void transport_class_unregister(struct transport_class *);
92void anon_transport_class_unregister(struct anon_transport_class *);
93
94
95#endif