LXR linux/arch/s390/include/asm/delay.h

   1/*
   2 *  include/asm-s390/delay.h
   3 *
   4 *  S390 version
   5 *    Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation
   6 *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
   7 *
   8 *  Derived from "include/asm-i386/delay.h"
   9 *    Copyright (C) 1993 Linus Torvalds
  10 *
  11 *  Delay routines calling functions in arch/s390/lib/delay.c
  12 */
  13 
  14#ifndef _S390_DELAY_H
  15#define _S390_DELAY_H
  16
  17extern void __udelay(unsigned long long usecs);
  18extern void udelay_simple(unsigned long long usecs);
  19extern void __delay(unsigned long loops);
  20
  21#define udelay(n) __udelay((unsigned long long) (n))
  22#define mdelay(n) __udelay((unsigned long long) (n) * 1000)
  23
  24#endif /* defined(_S390_DELAY_H) */
  25