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 13 #ifndef _S390_DELAY_H 14 #define _S390_DELAY_H 15 16 void __ndelay(unsigned long nsecs); 17 void __udelay(unsigned long usecs); 18 void __delay(unsigned long loops); 19 20 #define ndelay(n) __ndelay((unsigned long)(n)) 21 #define udelay(n) __udelay((unsigned long)(n)) 22 #define mdelay(n) __udelay((unsigned long)(n) * 1000) 23 24 #endif /* defined(_S390_DELAY_H) */ 25