#ifndef _ASM_SCORE_DELAY_H | |
#define _ASM_SCORE_DELAY_H | |
#include <asm-generic/param.h> | |
static inline void __delay(unsigned long loops) | |
{ | |
/* 3 cycles per loop. */ | |
__asm__ __volatile__ ( | |
"1:\tsubi\t%0, 3\n\t" | |
"cmpz.c\t%0\n\t" | |
"ble\t1b\n\t" | |
: "=r" (loops) | |
: "0" (loops)); | |
} | |
static inline void __udelay(unsigned long usecs) | |
{ | |
unsigned long loops_per_usec; | |
loops_per_usec = (loops_per_jiffy * HZ) / 1000000; | |
__delay(usecs * loops_per_usec); | |
} | |
#define udelay(usecs) __udelay(usecs) | |
#endif /* _ASM_SCORE_DELAY_H */ |