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-rw-r--r--include/asm-generic/io.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index 33bbbae4ddc6..cc76b3ecd206 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -332,6 +332,7 @@ extern void ioport_unmap(void __iomem *p);
#define xlate_dev_kmem_ptr(p) p
#define xlate_dev_mem_ptr(p) __va(p)
+#ifdef CONFIG_VIRT_TO_BUS
#ifndef virt_to_bus
static inline unsigned long virt_to_bus(volatile void *address)
{
@@ -343,6 +344,7 @@ static inline void *bus_to_virt(unsigned long address)
return (void *) address;
}
#endif
+#endif
#ifndef memset_io
#define memset_io(a, b, c) memset(__io_virt(a), (b), (c))