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authorkogiidena <kogiidena@eggplant.ddo.jp>2007-05-08 20:45:46 +0900
committerPaul Mundt <lethal@hera.kernel.org>2007-05-09 01:35:02 +0000
commitc71861e65e2898850478a7ac6c4b8cc9f7007e9e (patch)
tree6ab615967bc5e6d2116b1b5cc3ffe945c5ae14b3 /arch/sh/lib
parent074f98df0547b7d15f78db9a17e985da0c22af28 (diff)
downloadlinux-c71861e65e2898850478a7ac6c4b8cc9f7007e9e.tar.gz
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.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/sh/lib/delay.c b/arch/sh/lib/delay.c
index 351714694d6d..f3ddd2133e6f 100644
--- a/arch/sh/lib/delay.c
+++ b/arch/sh/lib/delay.c
@@ -24,9 +24,10 @@ inline void __const_udelay(unsigned long xloops)
 	__asm__("dmulu.l	%0, %2\n\t"
 		"sts	mach, %0"
 		: "=r" (xloops)
-		: "0" (xloops), "r" (cpu_data[raw_smp_processor_id()].loops_per_jiffy)
+		: "0" (xloops),
+		  "r" (HZ * cpu_data[raw_smp_processor_id()].loops_per_jiffy)
 		: "macl", "mach");
-	__delay(xloops * HZ);
+	__delay(xloops);
 }
 
 void __udelay(unsigned long usecs)