diff options
| author | kogiidena <kogiidena@eggplant.ddo.jp> | 2007-05-08 07:45:46 -0400 |
|---|---|---|
| committer | Paul Mundt <lethal@hera.kernel.org> | 2007-05-08 21:35:02 -0400 |
| commit | c71861e65e2898850478a7ac6c4b8cc9f7007e9e (patch) | |
| tree | 6ab615967bc5e6d2116b1b5cc3ffe945c5ae14b3 /arch/sh/lib | |
| parent | 074f98df0547b7d15f78db9a17e985da0c22af28 (diff) | |
sh: Fixup ndelay() xloops calculation for alternate HZ.
Currently the xloops calculation in ndelay() gets set to 0 when
calculated with HZ=250, fix up how we do the HZ factoring in order
to get this right for differing values.
Signed-off-by: kogiidena <kogiidena@eggplant.ddo.jp>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/lib')
| -rw-r--r-- | arch/sh/lib/delay.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c index 351714694d6..f3ddd2133e6 100644 --- a/arch/sh/lib/delay.c +++ b/arch/sh/lib/delay.c | |||
| @@ -24,9 +24,10 @@ inline void __const_udelay(unsigned long xloops) | |||
| 24 | __asm__("dmulu.l %0, %2\n\t" | 24 | __asm__("dmulu.l %0, %2\n\t" |
| 25 | "sts mach, %0" | 25 | "sts mach, %0" |
| 26 | : "=r" (xloops) | 26 | : "=r" (xloops) |
| 27 | : "0" (xloops), "r" (cpu_data[raw_smp_processor_id()].loops_per_jiffy) | 27 | : "0" (xloops), |
| 28 | "r" (HZ * cpu_data[raw_smp_processor_id()].loops_per_jiffy) | ||
| 28 | : "macl", "mach"); | 29 | : "macl", "mach"); |
| 29 | __delay(xloops * HZ); | 30 | __delay(xloops); |
| 30 | } | 31 | } |
| 31 | 32 | ||
| 32 | void __udelay(unsigned long usecs) | 33 | void __udelay(unsigned long usecs) |
