1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #ifndef OSAL_ATOMIC_DEF_H
17 #define OSAL_ATOMIC_DEF_H
18
19 #include "hdf_base.h"
20
21 #ifdef __cplusplus
22 extern "C" {
23 #endif /* __cplusplus */
24
25 #define OsalAtomicReadWrapper(v) (*(volatile int *)&(v)->counter)
26 #define OsalAtomicSetWrapper(v, value) ((v)->counter = (value))
27 #define OsalAtomicIncWrapper(v) __sync_fetch_and_add(&(v)->counter, 1)
28 #define OsalAtomicDecWrapper(v) __sync_sub_and_fetch(&(v)->counter, 1)
BitDoNotSupport(int nr,unsigned long * addr)29 static inline int32_t BitDoNotSupport(int nr, unsigned long *addr)
30 {
31 (void)nr;
32 (void)addr;
33 return HDF_ERR_NOT_SUPPORT;
34 }
35 #define OsalTestBitWrapper(nr, addr) BitDoNotSupport(nr, addr)
36 #define OsalTestSetBitWrapper(nr, addr) BitDoNotSupport(nr, addr)
37 #define OsalTestClearBitWrapper(nr, addr) BitDoNotSupport(nr, addr)
38 #define OsalClearBitWrapper(nr, addr) BitDoNotSupport(nr, addr)
39
40 #ifdef __cplusplus
41 }
42 #endif /* __cplusplus */
43
44 #endif /* OSAL_ATOMIC_DEF_H */
45
46