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Commit | Line | Data |
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1da177e4 LT |
1 | /* |
2 | * Header file for using the wbflush routine | |
3 | * | |
4 | * This file is subject to the terms and conditions of the GNU General Public | |
5 | * License. See the file "COPYING" in the main directory of this archive | |
6 | * for more details. | |
7 | * | |
8 | * Copyright (c) 1998 Harald Koerfgen | |
9 | * Copyright (C) 2002 Maciej W. Rozycki | |
10 | */ | |
11 | #ifndef _ASM_WBFLUSH_H | |
12 | #define _ASM_WBFLUSH_H | |
13 | ||
14 | #include <linux/config.h> | |
15 | ||
16 | #ifdef CONFIG_CPU_HAS_WB | |
17 | ||
18 | extern void (*__wbflush)(void); | |
19 | extern void wbflush_setup(void); | |
20 | ||
21 | #define wbflush() \ | |
22 | do { \ | |
23 | __sync(); \ | |
24 | __wbflush(); \ | |
25 | } while (0) | |
26 | ||
27 | #else /* !CONFIG_CPU_HAS_WB */ | |
28 | ||
29 | #define wbflush_setup() do { } while (0) | |
30 | ||
31 | #define wbflush() fast_iob() | |
32 | ||
33 | #endif /* !CONFIG_CPU_HAS_WB */ | |
34 | ||
35 | #endif /* _ASM_WBFLUSH_H */ |