1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2607ca46eSDavid Howells /* 3607ca46eSDavid Howells * <linux/patchkey.h> -- definition of _PATCHKEY macro 4607ca46eSDavid Howells * 5607ca46eSDavid Howells * Copyright (C) 2005 Stuart Brady 6607ca46eSDavid Howells * 7607ca46eSDavid Howells * This exists because awe_voice.h defined its own _PATCHKEY and it wasn't 8607ca46eSDavid Howells * clear whether removing this would break anything in userspace. 9607ca46eSDavid Howells * 10607ca46eSDavid Howells * Do not include this file directly. Please use <sys/soundcard.h> instead. 11607ca46eSDavid Howells * For kernel code, use <linux/soundcard.h> 12607ca46eSDavid Howells */ 13607ca46eSDavid Howells 14607ca46eSDavid Howells #ifndef _LINUX_PATCHKEY_H_INDIRECT 15607ca46eSDavid Howells #error "patchkey.h included directly" 16607ca46eSDavid Howells #endif 17607ca46eSDavid Howells 18607ca46eSDavid Howells #ifndef _UAPI_LINUX_PATCHKEY_H 19607ca46eSDavid Howells #define _UAPI_LINUX_PATCHKEY_H 20607ca46eSDavid Howells 21607ca46eSDavid Howells /* Endian macros. */ 22607ca46eSDavid Howells #ifndef __KERNEL__ 23607ca46eSDavid Howells # include <endian.h> 24607ca46eSDavid Howells #endif 25607ca46eSDavid Howells 26607ca46eSDavid Howells #if !defined(__KERNEL__) 27607ca46eSDavid Howells #if defined(__BYTE_ORDER) 28607ca46eSDavid Howells # if __BYTE_ORDER == __BIG_ENDIAN 29607ca46eSDavid Howells # define _PATCHKEY(id) (0xfd00|id) 30607ca46eSDavid Howells # elif __BYTE_ORDER == __LITTLE_ENDIAN 31607ca46eSDavid Howells # define _PATCHKEY(id) ((id<<8)|0x00fd) 32607ca46eSDavid Howells # else 33607ca46eSDavid Howells # error "could not determine byte order" 34607ca46eSDavid Howells # endif 35607ca46eSDavid Howells #endif 36607ca46eSDavid Howells #endif 37607ca46eSDavid Howells 38607ca46eSDavid Howells #endif /* _UAPI_LINUX_PATCHKEY_H */ 39