LXR linux/arch/cris/include/asm/delay.h

   1#ifndef _CRIS_DELAY_H
   2#define _CRIS_DELAY_H
   3
   4/*
   5 * Copyright (C) 1998-2002 Axis Communications AB
   6 *
   7 * Delay routines, using a pre-computed "loops_per_second" value.
   8 */
   9
  10#include <arch/delay.h>
  11
  12/* Use only for very small delays ( < 1 msec).  */
  13
  14extern unsigned long loops_per_usec; /* arch/cris/mm/init.c */
  15
  16/* May be defined by arch/delay.h. */
  17#ifndef udelay
  18static inline void udelay(unsigned long usecs)
  19{
  20        __delay(usecs * loops_per_usec);
  21}
  22#endif
  23
  24#endif /* defined(_CRIS_DELAY_H) */
  25
  26
  27
  28