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@@ -21,7 +21,7 @@
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* a 1GHz box, that's about 2 seconds.
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*/
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-void __delay(int loops)
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+void __delay(unsigned long loops)
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{
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long long dummy;
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__asm__ __volatile__("gettr tr0, %1\n\t"
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@@ -33,24 +33,17 @@ void __delay(int loops)
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:"0"(loops));
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}
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-void __udelay(unsigned long long usecs, unsigned long lpj)
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+inline void __const_udelay(unsigned long xloops)
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{
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- usecs *= (((unsigned long long) HZ << 32) / 1000000) * lpj;
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- __delay((long long) usecs >> 32);
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+ __delay(xloops * (HZ * cpu_data[raw_smp_processor_id()].loops_per_jiffy));
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}
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-void __ndelay(unsigned long long nsecs, unsigned long lpj)
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+void __udelay(unsigned long usecs)
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{
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- nsecs *= (((unsigned long long) HZ << 32) / 1000000000) * lpj;
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- __delay((long long) nsecs >> 32);
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+ __const_udelay(usecs * 0x000010c6); /* 2**32 / 1000000 */
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}
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-void udelay(unsigned long usecs)
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+void __ndelay(unsigned long nsecs)
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{
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- __udelay(usecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy);
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-}
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-
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-void ndelay(unsigned long nsecs)
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-{
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- __ndelay(nsecs, cpu_data[raw_smp_processor_id()].loops_per_jiffy);
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+ __const_udelay(nsecs * 0x00000005);
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}
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