asm-generic/io.h: add big endian versions of io{read,write}{16,32}
The asm-generic/iomap.h provides these functions already, but the
non-generic fallback defines do not.
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index bcee636..118601f 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -188,11 +188,15 @@
#ifndef CONFIG_GENERIC_IOMAP
#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))