Staging
v0.8.1
https://github.com/torvalds/linux
Raw File
Tip revision: d770e558e21961ad6cfdf0ff7df0eb5d7d4f0754 authored by Linus Torvalds on 05 July 2015, 18:01:52 UTC
Linux 4.2-rc1
Tip revision: d770e55
delay.h
#ifndef _ASM_PARISC_DELAY_H
#define _ASM_PARISC_DELAY_H

static __inline__ void __delay(unsigned long loops) {
	asm volatile(
	"	.balignl	64,0x34000034\n"
	"	addib,UV -1,%0,.\n"
	"	nop\n"
		: "=r" (loops) : "0" (loops));
}

extern void __udelay(unsigned long usecs);
extern void __udelay_bad(unsigned long usecs);

static inline void udelay(unsigned long usecs)
{
	if (__builtin_constant_p(usecs) && (usecs) > 20000)
		__udelay_bad(usecs);
	__udelay(usecs);
}

#endif /* _ASM_PARISC_DELAY_H */
back to top