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-rw-r--r--include/asm-x86/io.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-x86/io.h b/include/asm-x86/io.h
index 7b292d386713..d5b11f60dbd0 100644
--- a/include/asm-x86/io.h
+++ b/include/asm-x86/io.h
@@ -1,3 +1,6 @@
+#ifndef _ASM_X86_IO_H
+#define _ASM_X86_IO_H
+
#define ARCH_HAS_IOREMAP_WC
#ifdef CONFIG_X86_32
@@ -5,7 +8,12 @@
#else
# include "io_64.h"
#endif
+
+extern void *xlate_dev_mem_ptr(unsigned long phys);
+extern void unxlate_dev_mem_ptr(unsigned long phys, void *addr);
+
extern int ioremap_change_attr(unsigned long vaddr, unsigned long size,
unsigned long prot_val);
extern void __iomem *ioremap_wc(unsigned long offset, unsigned long size);
+#endif /* _ASM_X86_IO_H */