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-rw-r--r--arch/x86/include/asm/io.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
index 832da8229cc7..686247db3106 100644
--- a/arch/x86/include/asm/io.h
+++ b/arch/x86/include/asm/io.h
@@ -221,6 +221,14 @@ extern void set_iounmap_nonlazy(void);
#ifdef __KERNEL__
+void memcpy_fromio(void *, const volatile void __iomem *, size_t);
+void memcpy_toio(volatile void __iomem *, const void *, size_t);
+void memset_io(volatile void __iomem *, int, size_t);
+
+#define memcpy_fromio memcpy_fromio
+#define memcpy_toio memcpy_toio
+#define memset_io memset_io
+
#include <asm-generic/iomap.h>
/*