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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-10 04:12:10 -0500 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-10 04:12:10 -0500 |
| commit | 2f67bdb23d74a6c6fd4f98f64239c5c34d1833cc (patch) | |
| tree | fe533abe3e7c400848647b95e4806f5125c654c3 /include/asm-mips/delay.h | |
| parent | d40d9d29c020f8466c96f8e3ad4b7c014ff1085d (diff) | |
| parent | 3b44f137b9a846c5452d9e6e1271b79b1dbcc942 (diff) | |
Merge branch 'master'
Diffstat (limited to 'include/asm-mips/delay.h')
| -rw-r--r-- | include/asm-mips/delay.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-mips/delay.h b/include/asm-mips/delay.h index 85435a8d4e52..48d00cccdafa 100644 --- a/include/asm-mips/delay.h +++ b/include/asm-mips/delay.h | |||
| @@ -84,4 +84,13 @@ static inline void __udelay(unsigned long usecs, unsigned long lpj) | |||
| 84 | 84 | ||
| 85 | #define udelay(usecs) __udelay((usecs),__udelay_val) | 85 | #define udelay(usecs) __udelay((usecs),__udelay_val) |
| 86 | 86 | ||
| 87 | /* make sure "usecs *= ..." in udelay do not overflow. */ | ||
| 88 | #if HZ >= 1000 | ||
| 89 | #define MAX_UDELAY_MS 1 | ||
| 90 | #elif HZ <= 200 | ||
| 91 | #define MAX_UDELAY_MS 5 | ||
| 92 | #else | ||
| 93 | #define MAX_UDELAY_MS (1000 / HZ) | ||
| 94 | #endif | ||
| 95 | |||
| 87 | #endif /* _ASM_DELAY_H */ | 96 | #endif /* _ASM_DELAY_H */ |