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-rw-r--r--arch/tile/include/asm/io.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/tile/include/asm/io.h b/arch/tile/include/asm/io.h
index 2a9b293fece..31672918064 100644
--- a/arch/tile/include/asm/io.h
+++ b/arch/tile/include/asm/io.h
@@ -250,7 +250,9 @@ static inline void writeq(u64 val, unsigned long addr)
#define iowrite32 writel
#define iowrite64 writeq
-static inline void memset_io(void *dst, int val, size_t len)
+#if CHIP_HAS_MMIO() || defined(CONFIG_PCI)
+
+static inline void memset_io(volatile void *dst, int val, size_t len)
{
int x;
BUG_ON((unsigned long)dst & 0x3);
@@ -277,6 +279,8 @@ static inline void memcpy_toio(volatile void __iomem *dst, const void *src,
writel(*(u32 *)(src + x), dst + x);
}
+#endif
+
/*
* The Tile architecture does not support IOPORT, even with PCI.
* Unfortunately we can't yet simply not declare these methods,