xref: /freebsd/sys/compat/linuxkpi/common/include/linux/completion.h (revision 8d59ecb214f7e078e57d35b865f33efc5d7cdf4d)
1*8d59ecb2SHans Petter Selasky /*-
2*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 Isilon Systems, Inc.
3*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 iX Systems, Inc.
4*8d59ecb2SHans Petter Selasky  * Copyright (c) 2010 Panasas, Inc.
5*8d59ecb2SHans Petter Selasky  * Copyright (c) 2013, 2014 Mellanox Technologies, Ltd.
6*8d59ecb2SHans Petter Selasky  * All rights reserved.
7*8d59ecb2SHans Petter Selasky  *
8*8d59ecb2SHans Petter Selasky  * Redistribution and use in source and binary forms, with or without
9*8d59ecb2SHans Petter Selasky  * modification, are permitted provided that the following conditions
10*8d59ecb2SHans Petter Selasky  * are met:
11*8d59ecb2SHans Petter Selasky  * 1. Redistributions of source code must retain the above copyright
12*8d59ecb2SHans Petter Selasky  *    notice unmodified, this list of conditions, and the following
13*8d59ecb2SHans Petter Selasky  *    disclaimer.
14*8d59ecb2SHans Petter Selasky  * 2. Redistributions in binary form must reproduce the above copyright
15*8d59ecb2SHans Petter Selasky  *    notice, this list of conditions and the following disclaimer in the
16*8d59ecb2SHans Petter Selasky  *    documentation and/or other materials provided with the distribution.
17*8d59ecb2SHans Petter Selasky  *
18*8d59ecb2SHans Petter Selasky  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19*8d59ecb2SHans Petter Selasky  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20*8d59ecb2SHans Petter Selasky  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21*8d59ecb2SHans Petter Selasky  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22*8d59ecb2SHans Petter Selasky  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23*8d59ecb2SHans Petter Selasky  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24*8d59ecb2SHans Petter Selasky  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25*8d59ecb2SHans Petter Selasky  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26*8d59ecb2SHans Petter Selasky  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27*8d59ecb2SHans Petter Selasky  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28*8d59ecb2SHans Petter Selasky  *
29*8d59ecb2SHans Petter Selasky  * $FreeBSD$
30*8d59ecb2SHans Petter Selasky  */
31*8d59ecb2SHans Petter Selasky #ifndef	_LINUX_COMPLETION_H_
32*8d59ecb2SHans Petter Selasky #define	_LINUX_COMPLETION_H_
33*8d59ecb2SHans Petter Selasky 
34*8d59ecb2SHans Petter Selasky #include <linux/errno.h>
35*8d59ecb2SHans Petter Selasky 
36*8d59ecb2SHans Petter Selasky struct completion {
37*8d59ecb2SHans Petter Selasky 	unsigned int done;
38*8d59ecb2SHans Petter Selasky };
39*8d59ecb2SHans Petter Selasky 
40*8d59ecb2SHans Petter Selasky #define	INIT_COMPLETION(c) \
41*8d59ecb2SHans Petter Selasky 	((c).done = 0)
42*8d59ecb2SHans Petter Selasky #define	init_completion(c) \
43*8d59ecb2SHans Petter Selasky 	((c)->done = 0)
44*8d59ecb2SHans Petter Selasky #define	complete(c)				\
45*8d59ecb2SHans Petter Selasky 	linux_complete_common((c), 0)
46*8d59ecb2SHans Petter Selasky #define	complete_all(c)				\
47*8d59ecb2SHans Petter Selasky 	linux_complete_common((c), 1)
48*8d59ecb2SHans Petter Selasky #define	wait_for_completion(c)			\
49*8d59ecb2SHans Petter Selasky 	linux_wait_for_common((c), 0)
50*8d59ecb2SHans Petter Selasky #define	wait_for_completion_interuptible(c)	\
51*8d59ecb2SHans Petter Selasky 	linux_wait_for_common((c), 1)
52*8d59ecb2SHans Petter Selasky #define	wait_for_completion_timeout(c, timeout)	\
53*8d59ecb2SHans Petter Selasky 	linux_wait_for_timeout_common((c), (timeout), 0)
54*8d59ecb2SHans Petter Selasky #define	wait_for_completion_interruptible_timeout(c, timeout)	\
55*8d59ecb2SHans Petter Selasky 	linux_wait_for_timeout_common((c), (timeout), 1)
56*8d59ecb2SHans Petter Selasky #define	try_wait_for_completion(c) \
57*8d59ecb2SHans Petter Selasky 	linux_try_wait_for_completion(c)
58*8d59ecb2SHans Petter Selasky #define	completion_done(c) \
59*8d59ecb2SHans Petter Selasky 	linux_completion_done(c)
60*8d59ecb2SHans Petter Selasky 
61*8d59ecb2SHans Petter Selasky extern void linux_complete_common(struct completion *, int);
62*8d59ecb2SHans Petter Selasky extern long linux_wait_for_common(struct completion *, int);
63*8d59ecb2SHans Petter Selasky extern long linux_wait_for_timeout_common(struct completion *, long, int);
64*8d59ecb2SHans Petter Selasky extern int linux_try_wait_for_completion(struct completion *);
65*8d59ecb2SHans Petter Selasky extern int linux_completion_done(struct completion *);
66*8d59ecb2SHans Petter Selasky 
67*8d59ecb2SHans Petter Selasky #endif					/* _LINUX_COMPLETION_H_ */
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