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asm-generic/io.h: add big endian versions of io{read,write}{16,32}

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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>
This commit is contained in:
Mike Frysinger 2010-08-09 17:20:17 -07:00 committed by Linus Torvalds
parent 7833e7c961
commit 7387be3373
1 changed files with 4 additions and 0 deletions
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4
include/asm-generic/io.h
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@ -188,11 +188,15 @@ static inline void outsl(unsigned long addr, const void *buffer, int count)
#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))