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| author | David S. Miller <davem@davemloft.net> | 2010-04-04 00:49:14 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-04-04 00:49:14 +0200 |
| commit | 87e8b821ed8db3dab03d96cd542e29666bf210aa (patch) | |
| tree | 0027060473aafbbb125655ba027319c8a1a665fc /arch/blackfin/include/asm/delay.h | |
| parent | sparc64: Fix array size reported by vmemmap_populate() (diff) | |
| parent | Merge master.kernel.org:/home/rmk/linux-2.6-arm (diff) | |
| download | linux-87e8b821ed8db3dab03d96cd542e29666bf210aa.tar.xz linux-87e8b821ed8db3dab03d96cd542e29666bf210aa.zip | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'arch/blackfin/include/asm/delay.h')
| -rw-r--r-- | arch/blackfin/include/asm/delay.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/arch/blackfin/include/asm/delay.h b/arch/blackfin/include/asm/delay.h index c31f91cc1d5d..171d8deb04a5 100644 --- a/arch/blackfin/include/asm/delay.h +++ b/arch/blackfin/include/asm/delay.h @@ -30,10 +30,22 @@ __asm__ __volatile__ ( #define HZSCALE (268435456 / (1000000/HZ)) -static inline void udelay(unsigned long usecs) +static inline unsigned long __to_delay(unsigned long scale) { extern unsigned long loops_per_jiffy; - __delay((((usecs * HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6); + return (((scale * HZSCALE) >> 11) * (loops_per_jiffy >> 11)) >> 6; +} + +static inline void udelay(unsigned long usecs) +{ + __delay(__to_delay(usecs)); } +static inline void ndelay(unsigned long nsecs) +{ + __delay(__to_delay(1) * nsecs / 1000); +} + +#define ndelay ndelay + #endif |