notifier.h revision 289624 
1/* $FreeBSD: head/sys/ofed/include/linux/notifier.h 289624 2015-10-20 11:40:04Z hselasky $ */
2/*-
3 * Copyright (c) 2010 Isilon Systems, Inc.
4 * Copyright (c) 2010 iX Systems, Inc.
5 * Copyright (c) 2010 Panasas, Inc.
6 * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice unmodified, this list of conditions, and the following
14 *    disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef	_LINUX_NOTIFIER_H_
32#define	_LINUX_NOTIFIER_H_
33
34#include <sys/eventhandler.h>
35
36/*
37 * Max number of FreeBSD events to map to Linux events per notify type.
38 */
39#define	NOTIFY_DONE	0
40#define	_NOTIFY_COUNT	7
41
42struct notifier_block {
43	int (*notifier_call)(struct notifier_block *, unsigned long, void *);
44	struct notifier_block	*next;
45	int			priority;
46	eventhandler_tag	tags[_NOTIFY_COUNT];
47};
48
49/* Values must be less than NOTIFY_COUNT */
50#define	NETDEV_UP		0x0001
51#define	NETDEV_DOWN		0x0002
52#define	NETDEV_REGISTER		0x0003
53#define	NETDEV_UNREGISTER	0x0004
54#define	NETDEV_CHANGEADDR       0x0005
55#define	NETDEV_CHANGEIFADDR     0x0006
56
57
58#endif	/* _LINUX_NOTIFIER_H_ */
59