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| author | Ingo Molnar <mingo@elte.hu> | 2008-10-16 18:51:32 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-10-16 18:51:32 +0400 |
| commit | 5fef06e8c8c52aa7170dbbb068aa996d83738d38 (patch) | |
| tree | f46a1eefd68863bdae57afa004e5281801a6b61e /arch/mips/include/asm/wbflush.h | |
| parent | 0c5d1eb77a8be917b638344a22afe1398236482b (diff) | |
| parent | 278429cff8809958d25415ba0ed32b59866ab1a8 (diff) | |
| download | linux-5fef06e8c8c52aa7170dbbb068aa996d83738d38.tar.xz | |
Merge branch 'linus' into genirq
Diffstat (limited to 'arch/mips/include/asm/wbflush.h')
| -rw-r--r-- | arch/mips/include/asm/wbflush.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/mips/include/asm/wbflush.h b/arch/mips/include/asm/wbflush.h new file mode 100644 index 000000000000..eadc0ac47e24 --- /dev/null +++ b/arch/mips/include/asm/wbflush.h @@ -0,0 +1,34 @@ +/* + * Header file for using the wbflush routine + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (c) 1998 Harald Koerfgen + * Copyright (C) 2002 Maciej W. Rozycki + */ +#ifndef _ASM_WBFLUSH_H +#define _ASM_WBFLUSH_H + + +#ifdef CONFIG_CPU_HAS_WB + +extern void (*__wbflush)(void); +extern void wbflush_setup(void); + +#define wbflush() \ + do { \ + __sync(); \ + __wbflush(); \ + } while (0) + +#else /* !CONFIG_CPU_HAS_WB */ + +#define wbflush_setup() do { } while (0) + +#define wbflush() fast_iob() + +#endif /* !CONFIG_CPU_HAS_WB */ + +#endif /* _ASM_WBFLUSH_H */ |