X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=arch%2Fsh%2Flib64%2Fudelay.c;h=f215b063da704a305ad40717916d23a809de2a29;hb=760697beca338599a65484389c7abbe54aedb664;hp=4c71a7428e604913871b6bc6021e325bc9b2abf4;hpb=99432700cf2f28976191ab546deffc0007ef4eb7;p=safe%2Fjmp%2Flinux-2.6

diff --git a/arch/sh/lib64/udelay.c b/arch/sh/lib64/udelay.c
index 4c71a74..f215b06 100644
--- a/arch/sh/lib64/udelay.c
+++ b/arch/sh/lib64/udelay.c
@@ -1,5 +1,5 @@
 /*
- * arch/sh64/lib/udelay.c
+ * arch/sh/lib64/udelay.c
  *
  * Delay routines, using a pre-computed "loops_per_jiffy" value.
  *
@@ -21,7 +21,7 @@
  * a 1GHz box, that's about 2 seconds.
  */
 
-void __delay(int loops)
+void __delay(unsigned long loops)
 {
 	long long dummy;
 	__asm__ __volatile__("gettr	tr0, %1\n\t"
@@ -33,24 +33,17 @@ void __delay(int loops)
 			     :"0"(loops));
 }
 
-void __udelay(unsigned long long usecs, unsigned long lpj)
+void __const_udelay(unsigned long xloops)
 {
-	usecs *= (((unsigned long long) HZ << 32) / 1000000) * lpj;
-	__delay((long long) usecs >> 32);
+	__delay(xloops * (HZ * cpu_data[raw_smp_processor_id()].loops_per_jiffy));
 }
 
-void __ndelay(unsigned long long nsecs, unsigned long lpj)
+void __udelay(unsigned long usecs)
 {
-	nsecs *= (((unsigned long long) HZ << 32) / 1000000000) * lpj;
-	__delay((long long) nsecs >> 32);
+	__const_udelay(usecs * 0x000010c6);  /* 2**32 / 1000000 */
 }
 
-void udelay(unsigned long usecs)
+void __ndelay(unsigned long nsecs)
 {
-	__udelay(usecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy);
-}
-
-void ndelay(unsigned long nsecs)
-{
-	__ndelay(nsecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy);
+	__const_udelay(nsecs * 0x00000005);
 }