From: Paul Mundt <lethal@linux-sh.org>
Date: Thu, 6 Mar 2008 08:23:15 +0000 (+0900)
Subject: sh: Fix up the sh64 build.
X-Git-Tag: v2.6.25-rc5~16^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7b9726a7a0d8c70ea44a5ed23726748de344f223;p=platform%2Fkernel%2Flinux-exynos.git

sh: Fix up the sh64 build.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---

diff --git a/arch/sh/lib64/udelay.c b/arch/sh/lib64/udelay.c
index 23c7d17..d76bd80 100644
--- a/arch/sh/lib64/udelay.c
+++ b/arch/sh/lib64/udelay.c
@@ -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)
+inline 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);
 }
diff --git a/include/asm-sh/delay.h b/include/asm-sh/delay.h
index d5d4640..4b16bf9 100644
--- a/include/asm-sh/delay.h
+++ b/include/asm-sh/delay.h
@@ -15,7 +15,6 @@ extern void __ndelay(unsigned long nsecs);
 extern void __const_udelay(unsigned long xloops);
 extern void __delay(unsigned long loops);
 
-#ifdef CONFIG_SUPERH32
 #define udelay(n) (__builtin_constant_p(n) ? \
 	((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
 	__udelay(n))
@@ -23,9 +22,5 @@ extern void __delay(unsigned long loops);
 #define ndelay(n) (__builtin_constant_p(n) ? \
 	((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
 	__ndelay(n))
-#else
-extern void udelay(unsigned long usecs);
-extern void ndelay(unsigned long nsecs);
-#endif
 
 #endif /* __ASM_SH_DELAY_H */