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 */
27