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| 1 | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
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| 2 | 2 | /* |
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| 3 | 3 | * |
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| 4 | | - * (C) COPYRIGHT 2014-2015, 2018, 2020-2021 ARM Limited. All rights reserved. |
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| 4 | + * (C) COPYRIGHT 2014-2015, 2018, 2020-2022 ARM Limited. All rights reserved. |
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| 5 | 5 | * |
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| 6 | 6 | * This program is free software and is provided to you under the terms of the |
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| 7 | 7 | * GNU General Public License version 2 as published by the Free Software |
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| .. | .. |
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| 19 | 19 | * |
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| 20 | 20 | */ |
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| 21 | 21 | |
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| 22 | | -/** |
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| 22 | +/* |
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| 23 | 23 | * Kernel-wide include for common macros and types. |
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| 24 | 24 | */ |
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| 25 | 25 | |
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| .. | .. |
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| 53 | 53 | #define MAX(x, y) ((x) < (y) ? (y) : (x)) |
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| 54 | 54 | |
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| 55 | 55 | /** |
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| 56 | | - * Function-like macro for suppressing unused variable warnings. |
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| 56 | + * CSTD_UNUSED - Function-like macro for suppressing unused variable warnings. |
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| 57 | + * |
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| 57 | 58 | * @x: unused variable |
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| 58 | 59 | * |
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| 59 | 60 | * Where possible such variables should be removed; this macro is present for |
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| .. | .. |
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| 62 | 63 | #define CSTD_UNUSED(x) ((void)(x)) |
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| 63 | 64 | |
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| 64 | 65 | /** |
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| 65 | | - * Function-like macro for use where "no behavior" is desired. |
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| 66 | + * CSTD_NOP - Function-like macro for use where "no behavior" is desired. |
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| 66 | 67 | * @...: no-op |
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| 67 | 68 | * |
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| 68 | 69 | * This is useful when compile time macros turn a function-like macro in to a |
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| .. | .. |
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| 71 | 72 | #define CSTD_NOP(...) ((void)#__VA_ARGS__) |
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| 72 | 73 | |
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| 73 | 74 | /** |
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| 74 | | - * Function-like macro for stringizing a single level macro. |
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| 75 | + * CSTD_STR1 - Function-like macro for stringizing a single level macro. |
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| 75 | 76 | * @x: macro's value |
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| 76 | 77 | * |
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| 77 | 78 | * @code |
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| .. | .. |
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| 83 | 84 | #define CSTD_STR1(x) #x |
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| 84 | 85 | |
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| 85 | 86 | /** |
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| 86 | | - * Function-like macro for stringizing a macro's value. |
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| 87 | + * CSTD_STR2 - Function-like macro for stringizing a macro's value. |
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| 87 | 88 | * @x: macro's value |
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| 88 | 89 | * |
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| 89 | 90 | * This should not be used if the macro is defined in a way which may have no |
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| .. | .. |
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| 96 | 97 | */ |
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| 97 | 98 | #define CSTD_STR2(x) CSTD_STR1(x) |
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| 98 | 99 | |
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| 100 | + #ifndef fallthrough |
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| 101 | + #define fallthrough __fallthrough |
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| 102 | + #endif /* fallthrough */ |
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| 103 | + |
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| 104 | +#ifndef __fallthrough |
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| 105 | +#define __fallthrough __attribute__((fallthrough)) |
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| 106 | +#endif /* __fallthrough */ |
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| 107 | + |
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| 99 | 108 | #endif /* _MALISW_H_ */ |
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