Browse Source

sh: Fix up the sh64 build.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Paul Mundt 17 years ago
parent
commit
7b9726a7a0
2 changed files with 7 additions and 19 deletions
  1. 7 14
      arch/sh/lib64/udelay.c
  2. 0 5
      include/asm-sh/delay.h

+ 7 - 14
arch/sh/lib64/udelay.c

@@ -21,7 +21,7 @@
  * a 1GHz box, that's about 2 seconds.
  * a 1GHz box, that's about 2 seconds.
  */
  */
 
 
-void __delay(int loops)
+void __delay(unsigned long loops)
 {
 {
 	long long dummy;
 	long long dummy;
 	__asm__ __volatile__("gettr	tr0, %1\n\t"
 	__asm__ __volatile__("gettr	tr0, %1\n\t"
@@ -33,24 +33,17 @@ void __delay(int loops)
 			     :"0"(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);
 }
 }

+ 0 - 5
include/asm-sh/delay.h

@@ -15,7 +15,6 @@ extern void __ndelay(unsigned long nsecs);
 extern void __const_udelay(unsigned long xloops);
 extern void __const_udelay(unsigned long xloops);
 extern void __delay(unsigned long loops);
 extern void __delay(unsigned long loops);
 
 
-#ifdef CONFIG_SUPERH32
 #define udelay(n) (__builtin_constant_p(n) ? \
 #define udelay(n) (__builtin_constant_p(n) ? \
 	((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
 	((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
 	__udelay(n))
 	__udelay(n))
@@ -23,9 +22,5 @@ extern void __delay(unsigned long loops);
 #define ndelay(n) (__builtin_constant_p(n) ? \
 #define ndelay(n) (__builtin_constant_p(n) ? \
 	((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
 	((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
 	__ndelay(n))
 	__ndelay(n))
-#else
-extern void udelay(unsigned long usecs);
-extern void ndelay(unsigned long nsecs);
-#endif
 
 
 #endif /* __ASM_SH_DELAY_H */
 #endif /* __ASM_SH_DELAY_H */