x86: optimize lock prefix switching to run less frequently
[linux-2.6/mini2440.git] / include / asm-cris / delay.h
blobd3a39780371993eabf5503b63ffe4432256f35fb
1 #ifndef _CRIS_DELAY_H
2 #define _CRIS_DELAY_H
4 /*
5 * Copyright (C) 1998-2002 Axis Communications AB
7 * Delay routines, using a pre-computed "loops_per_second" value.
8 */
10 #include <asm/arch/delay.h>
12 /* Use only for very small delays ( < 1 msec). */
14 extern unsigned long loops_per_usec; /* arch/cris/mm/init.c */
16 static inline void udelay(unsigned long usecs)
18 __delay(usecs * loops_per_usec);
21 #endif /* defined(_CRIS_DELAY_H) */