diff options
Diffstat (limited to 'include/asm-sparc64/delay.h')
| -rw-r--r-- | include/asm-sparc64/delay.h | 32 |
1 files changed, 6 insertions, 26 deletions
diff --git a/include/asm-sparc64/delay.h b/include/asm-sparc64/delay.h index a4aae6f80627..a77aa622d762 100644 --- a/include/asm-sparc64/delay.h +++ b/include/asm-sparc64/delay.h | |||
| @@ -1,37 +1,17 @@ | |||
| 1 | /* delay.h: Linux delay routines on sparc64. | 1 | /* delay.h: Linux delay routines on sparc64. |
| 2 | * | 2 | * |
| 3 | * Copyright (C) 1996, 2004 David S. Miller (davem@davemloft.net). | 3 | * Copyright (C) 1996, 2004, 2007 David S. Miller (davem@davemloft.net). |
| 4 | * | ||
| 5 | * Based heavily upon x86 variant which is: | ||
| 6 | * Copyright (C) 1993 Linus Torvalds | ||
| 7 | * | ||
| 8 | * Delay routines calling functions in arch/sparc64/lib/delay.c | ||
| 9 | */ | 4 | */ |
| 10 | 5 | ||
| 11 | #ifndef __SPARC64_DELAY_H | 6 | #ifndef _SPARC64_DELAY_H |
| 12 | #define __SPARC64_DELAY_H | 7 | #define _SPARC64_DELAY_H |
| 13 | |||
| 14 | #include <linux/param.h> | ||
| 15 | #include <asm/cpudata.h> | ||
| 16 | 8 | ||
| 17 | #ifndef __ASSEMBLY__ | 9 | #ifndef __ASSEMBLY__ |
| 18 | 10 | ||
| 19 | extern void __bad_udelay(void); | ||
| 20 | extern void __bad_ndelay(void); | ||
| 21 | |||
| 22 | extern void __udelay(unsigned long usecs); | ||
| 23 | extern void __ndelay(unsigned long nsecs); | ||
| 24 | extern void __const_udelay(unsigned long usecs); | ||
| 25 | extern void __delay(unsigned long loops); | 11 | extern void __delay(unsigned long loops); |
| 26 | 12 | extern void udelay(unsigned long usecs); | |
| 27 | #define udelay(n) (__builtin_constant_p(n) ? \ | 13 | #define mdelay(n) udelay((n) * 1000) |
| 28 | ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c7ul)) : \ | ||
| 29 | __udelay(n)) | ||
| 30 | |||
| 31 | #define ndelay(n) (__builtin_constant_p(n) ? \ | ||
| 32 | ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \ | ||
| 33 | __ndelay(n)) | ||
| 34 | 14 | ||
| 35 | #endif /* !__ASSEMBLY__ */ | 15 | #endif /* !__ASSEMBLY__ */ |
| 36 | 16 | ||
| 37 | #endif /* defined(__SPARC64_DELAY_H) */ | 17 | #endif /* _SPARC64_DELAY_H */ |
