1/*-
2 * Copyright (c) 2010 Isilon Systems, Inc.
3 * Copyright (c) 2010 iX Systems, Inc.
4 * Copyright (c) 2010 Panasas, Inc.
5 * Copyright (c) 2013-2018 Mellanox Technologies, Ltd.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice unmodified, this list of conditions, and the following
13 *    disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30#ifndef _LINUXKPI_ASM_ATOMIC_H_
31#define	_LINUXKPI_ASM_ATOMIC_H_
32
33#include "los_atomic.h"
34
35#ifdef __cplusplus
36#if __cplusplus
37extern "C" {
38#endif /* __cplusplus */
39#endif /* __cplusplus */
40
41typedef Atomic atomic_t;
42typedef Atomic64 atomic64_t;
43
44#define ATOMIC_INIT(x)                  (x)
45#define atomic_read(v)                  LOS_AtomicRead(v)
46#define atomic_set(v, i)                LOS_AtomicSet(v, i)
47#define atomic_inc(v)                   LOS_AtomicInc(v)
48#define atomic_dec(v)                   LOS_AtomicDec(v)
49#define atomic_add(i, v)                LOS_AtomicAdd(v, i)
50#define atomic_sub(i, v)                LOS_AtomicSub(v, i)
51
52#define atomic_add_return(i, v)         LOS_AtomicAdd(v, i)
53#define atomic_inc_return(v)            LOS_AtomicIncRet(v)
54#define atomic_dec_return(v)            LOS_AtomicDecRet(v)
55#define atomic_dec_and_test(v)          (atomic_dec_return(v) == 0)
56
57#define ATOMIC64_INIT(x)                (x)
58#define atomic64_read(v)                LOS_Atomic64Read(v)
59#define atomic64_set(v, i)              LOS_Atomic64Set(v, i)
60#define atomic64_inc(v)                 LOS_Atomic64Inc(v)
61#define atomic64_dec(v)                 LOS_Atomic64Dec(v)
62#define atomic64_add(i, v)              LOS_Atomic64Add(v, i)
63#define atomic64_sub(i, v)              LOS_Atomic64Sub(v, i)
64
65#define atomic64_add_return(i, v)       LOS_Atomic64Add(v, i)
66#define atomic64_inc_return(v)          LOS_Atomic64IncRet(v)
67#define atomic64_dec_return(v)          LOS_Atomic64DecRet(v)
68#define atomic64_dec_and_test(v)        (atomic64_dec_return(v) == 0)
69
70#ifdef __cplusplus
71#if __cplusplus
72}
73#endif /* __cplusplus */
74#endif /* __cplusplus */
75
76#endif /* _LINUXKPI_ASM_ATOMIC_H_ */
77