xref: /openbmc/linux/arch/s390/include/asm/delay.h (revision cdd38c5f1ce4398ec58fec95904b75824daab7b5)
1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */
2c6557e7fSMartin Schwidefsky /*
3c6557e7fSMartin Schwidefsky  *  S390 version
4a53c8fabSHeiko Carstens  *    Copyright IBM Corp. 1999
5c6557e7fSMartin Schwidefsky  *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
6c6557e7fSMartin Schwidefsky  *
7c6557e7fSMartin Schwidefsky  *  Derived from "include/asm-i386/delay.h"
8c6557e7fSMartin Schwidefsky  *    Copyright (C) 1993 Linus Torvalds
9c6557e7fSMartin Schwidefsky  *
10c6557e7fSMartin Schwidefsky  *  Delay routines calling functions in arch/s390/lib/delay.c
11c6557e7fSMartin Schwidefsky  */
12c6557e7fSMartin Schwidefsky 
13c6557e7fSMartin Schwidefsky #ifndef _S390_DELAY_H
14c6557e7fSMartin Schwidefsky #define _S390_DELAY_H
15c6557e7fSMartin Schwidefsky 
16*dd6cfe55SHeiko Carstens void __ndelay(unsigned long nsecs);
17*dd6cfe55SHeiko Carstens void __udelay(unsigned long usecs);
18b3966378SHeiko Carstens void __delay(unsigned long loops);
19c6557e7fSMartin Schwidefsky 
20*dd6cfe55SHeiko Carstens #define ndelay(n) __ndelay((unsigned long)(n))
21*dd6cfe55SHeiko Carstens #define udelay(n) __udelay((unsigned long)(n))
22*dd6cfe55SHeiko Carstens #define mdelay(n) __udelay((unsigned long)(n) * 1000)
23c6557e7fSMartin Schwidefsky 
24c6557e7fSMartin Schwidefsky #endif /* defined(_S390_DELAY_H) */
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