From f1ea05466a13c4fbae852f2ce87aada594f3134f Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Mon, 15 Oct 2007 23:28:20 +0200 Subject: x86: unify include/asm/delay_32/64.h Same file, except for whitespace, comment formatting and the extra function prototype usc_tsc_delay() in _32. Signed-off-by: Thomas Gleixner --- include/asm-x86/delay.h | 36 +++++++++++++++++++++++++++++++----- 1 file changed, 31 insertions(+), 5 deletions(-) (limited to 'include/asm-x86/delay.h') diff --git a/include/asm-x86/delay.h b/include/asm-x86/delay.h index 10f2c71d622..d11d47fc1a0 100644 --- a/include/asm-x86/delay.h +++ b/include/asm-x86/delay.h @@ -1,5 +1,31 @@ -#ifdef CONFIG_X86_32 -# include "delay_32.h" -#else -# include "delay_64.h" -#endif +#ifndef _ASM_X86_DELAY_H +#define _ASM_X86_DELAY_H + +/* + * Copyright (C) 1993 Linus Torvalds + * + * Delay routines calling functions in arch/x86/lib/delay.c + */ + +/* Undefined functions to get compile-time errors */ +extern void __bad_udelay(void); +extern void __bad_ndelay(void); + +extern void __udelay(unsigned long usecs); +extern void __ndelay(unsigned long nsecs); +extern void __const_udelay(unsigned long usecs); +extern void __delay(unsigned long loops); + +/* 0x10c7 is 2**32 / 1000000 (rounded up) */ +#define udelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c7ul)) : \ + __udelay(n)) + +/* 0x5 is 2**32 / 1000000000 (rounded up) */ +#define ndelay(n) (__builtin_constant_p(n) ? \ + ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \ + __ndelay(n)) + +void use_tsc_delay(void); + +#endif /* _ASM_X86_DELAY_H */ -- cgit v1.2.3