delay.h 721 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * S390 version
  4. * Copyright IBM Corp. 1999
  5. * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
  6. *
  7. * Derived from "include/asm-i386/delay.h"
  8. * Copyright (C) 1993 Linus Torvalds
  9. *
  10. * Delay routines calling functions in arch/s390/lib/delay.c
  11. */
  12. #ifndef _S390_DELAY_H
  13. #define _S390_DELAY_H
  14. void __ndelay(unsigned long long nsecs);
  15. void __udelay(unsigned long long usecs);
  16. void udelay_simple(unsigned long long usecs);
  17. void __delay(unsigned long loops);
  18. #define ndelay(n) __ndelay((unsigned long long) (n))
  19. #define udelay(n) __udelay((unsigned long long) (n))
  20. #define mdelay(n) __udelay((unsigned long long) (n) * 1000)
  21. #endif /* defined(_S390_DELAY_H) */