#ifndef _ASM_IO_H
#define _ASM_IO_H
-#include <linux/config.h>
/*
* This file contains the definitions for the x86 IO instructions
{
return *(__force volatile __u16 *)addr;
}
-static inline __u32 __readl(const volatile void __iomem *addr)
+static __always_inline __u32 __readl(const volatile void __iomem *addr)
{
return *(__force volatile __u32 *)addr;
}
#define mmiowb()
-#ifdef CONFIG_UNORDERED_IO
-static inline void __writel(__u32 val, volatile void __iomem *addr)
-{
- volatile __u32 __iomem *target = addr;
- asm volatile("movnti %1,%0"
- : "=m" (*target)
- : "r" (val) : "memory");
-}
-
-static inline void __writeq(__u64 val, volatile void __iomem *addr)
-{
- volatile __u64 __iomem *target = addr;
- asm volatile("movnti %1,%0"
- : "=m" (*target)
- : "r" (val) : "memory");
-}
-#else
static inline void __writel(__u32 b, volatile void __iomem *addr)
{
*(__force volatile __u32 *)addr = b;
{
*(__force volatile __u64 *)addr = b;
}
-#endif
static inline void __writeb(__u8 b, volatile void __iomem *addr)
{
*(__force volatile __u8 *)addr = b;