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1 | /* SPDX-License-Identifier: GPL-2.0 */ | |
2 | /* | |
3 | * <linux/patchkey.h> -- definition of _PATCHKEY macro | |
4 | * | |
5 | * Copyright (C) 2005 Stuart Brady | |
6 | * | |
7 | * This exists because awe_voice.h defined its own _PATCHKEY and it wasn't | |
8 | * clear whether removing this would break anything in userspace. | |
9 | * | |
10 | * Do not include this file directly. Please use <sys/soundcard.h> instead. | |
11 | * For kernel code, use <linux/soundcard.h> | |
12 | */ | |
13 | #ifndef _LINUX_PATCHKEY_H | |
14 | #define _LINUX_PATCHKEY_H | |
15 | ||
16 | # include <asm/byteorder.h> | |
17 | #include <uapi/linux/patchkey.h> | |
18 | ||
19 | # if defined(__BIG_ENDIAN) | |
20 | # define _PATCHKEY(id) (0xfd00|id) | |
21 | # elif defined(__LITTLE_ENDIAN) | |
22 | # define _PATCHKEY(id) ((id<<8)|0x00fd) | |
23 | # else | |
24 | # error "could not determine byte order" | |
25 | # endif | |
26 | #endif /* _LINUX_PATCHKEY_H */ |