| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 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 */ |