Merge branch 'linus'

[linux-2.6] / include / asm-x86_64 / io.h

diff --git a/include/asm-x86_64/io.h b/include/asm-x86_64/io.h
index 52ff269..f5d84bb 100644 (file)
--- a/include/asm-x86_64/io.h
+++ b/include/asm-x86_64/io.h
@@ -1,7 +1,6 @@
 #ifndef _ASM_IO_H
 #define _ASM_IO_H
 
-#include <linux/config.h>
 
 /*
  * This file contains the definitions for the x86 IO instructions
@@ -135,6 +134,9 @@ static inline void __iomem * ioremap (unsigned long offset, unsigned long size)
        return __ioremap(offset, size, 0);
 }
 
+extern void *early_ioremap(unsigned long addr, unsigned long size);
+extern void early_iounmap(void *addr, unsigned long size);
+
 /*
  * This one maps high address device memory and turns off caching for that area.
  * it's useful if some control registers are in such an area and write combining
@@ -174,7 +176,7 @@ static inline __u16 __readw(const volatile void __iomem *addr)
 {
        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;
 }
@@ -197,23 +199,6 @@ static inline __u64 __readq(const volatile void __iomem *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;
@@ -222,7 +207,6 @@ static inline void __writeq(__u64 b, volatile void __iomem *addr)
 {
        *(__force volatile __u64 *)addr = b;
 }
-#endif
 static inline void __writeb(__u8 b, volatile void __iomem *addr)
 {
        *(__force volatile __u8 *)addr = b;
@@ -264,51 +248,6 @@ void memset_io(volatile void __iomem *a, int b, size_t c);
  */
 #define __ISA_IO_base ((char __iomem *)(PAGE_OFFSET))
 
-#define isa_readb(a) readb(__ISA_IO_base + (a))
-#define isa_readw(a) readw(__ISA_IO_base + (a))
-#define isa_readl(a) readl(__ISA_IO_base + (a))
-#define isa_writeb(b,a) writeb(b,__ISA_IO_base + (a))
-#define isa_writew(w,a) writew(w,__ISA_IO_base + (a))
-#define isa_writel(l,a) writel(l,__ISA_IO_base + (a))
-#define isa_memset_io(a,b,c)           memset_io(__ISA_IO_base + (a),(b),(c))
-#define isa_memcpy_fromio(a,b,c)       memcpy_fromio((a),__ISA_IO_base + (b),(c))
-#define isa_memcpy_toio(a,b,c)         memcpy_toio(__ISA_IO_base + (a),(b),(c))
-
-
-/*
- * Again, x86-64 does not require mem IO specific function.
- */
-
-#define eth_io_copy_and_sum(a,b,c,d)           eth_copy_and_sum((a),(void *)(b),(c),(d))
-#define isa_eth_io_copy_and_sum(a,b,c,d)       eth_copy_and_sum((a),(void *)(__ISA_IO_base + (b)),(c),(d))
-
-/**
- *     check_signature         -       find BIOS signatures
- *     @io_addr: mmio address to check 
- *     @signature:  signature block
- *     @length: length of signature
- *
- *     Perform a signature comparison with the mmio address io_addr. This
- *     address should have been obtained by ioremap.
- *     Returns 1 on a match.
- */
- 
-static inline int check_signature(void __iomem *io_addr,
-       const unsigned char *signature, int length)
-{
-       int retval = 0;
-       do {
-               if (readb(io_addr) != *signature)
-                       goto out;
-               io_addr++;
-               signature++;
-               length--;
-       } while (length);
-       retval = 1;
-out:
-       return retval;
-}
-
 /* Nothing to do */
 
 #define dma_cache_inv(_start,_size)            do { } while (0)