From: Mike Frysinger on
The asm-generic/iomap.h provides these functions already, but the
non-generic fallback defines do not.

Signed-off-by: Mike Frysinger <vapier(a)>
include/asm-generic/io.h | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index 1003bd1..4644c9a 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -244,11 +244,15 @@ static inline void writesb(const void __iomem *addr, const void *buf, int len)
#define ioread8(addr) readb(addr)
#define ioread16(addr) readw(addr)
+#define ioread16be(addr) be16_to_cpu(ioread16(addr))
#define ioread32(addr) readl(addr)
+#define ioread32be(addr) be32_to_cpu(ioread32(addr))

#define iowrite8(v, addr) writeb((v), (addr))
#define iowrite16(v, addr) writew((v), (addr))
+#define iowrite16be(v, addr) iowrite16(be16_to_cpu(v), (addr))
#define iowrite32(v, addr) writel((v), (addr))
+#define iowrite32be(v, addr) iowrite32(be32_to_cpu(v), (addr))

#define ioread8_rep(p, dst, count) \
insb((unsigned long) (p), (dst), (count))

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