arch/cris/include/asm/delay.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _CRIS_DELAY_H
   3 #define _CRIS_DELAY_H
   4
   5 /*
   6  * Copyright (C) 1998-2002 Axis Communications AB
   7  *
   8  * Delay routines, using a pre-computed "loops_per_second" value.
   9  */
  10
  11 #include <arch/delay.h>
  12
  13 /* Use only for very small delays ( < 1 msec).  */
  14
  15 extern unsigned long loops_per_usec; /* arch/cris/mm/init.c */
  16
  17 /* May be defined by arch/delay.h. */
  18 #ifndef udelay
  19 static inline void udelay(unsigned long usecs)
  20 {
  21         __delay(usecs * loops_per_usec);
  22 }
  23 #endif
  24
  25 #endif /* defined(_CRIS_DELAY_H) */
  26
  27
  28