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
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