Subject: m68k iomem (memcpy_... stuff)

Add memset_io()/memcpy_fromio()/memcpy_toio()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
---
 include/asm-m68k/io.h |   12 ++++++++++++
 1 file changed, 12 insertions(+)

--- a/include/asm-m68k/io.h
+++ b/include/asm-m68k/io.h
@@ -391,6 +391,18 @@ extern void dma_cache_wback_inv(unsigned
 extern void dma_cache_wback(unsigned long start, unsigned long size);
 extern void dma_cache_inv(unsigned long start, unsigned long size);
 
+static inline void memset_io(volatile void __iomem *addr, unsigned char val, int count)
+{
+	__builtin_memset((void __force *) addr, val, count);
+}
+static inline void memcpy_fromio(void *dst, const volatile void __iomem *src, int count)
+{
+	__builtin_memcpy(dst, (void __force *) src, count);
+}
+static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int count)
+{
+	__builtin_memcpy((void __force *) dst, src, count);
+}
 
 #ifndef CONFIG_SUN3
 #define IO_SPACE_LIMIT 0xffff