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authorHarvey Harrison <harvey.harrison@gmail.com>2009-01-06 14:56:30 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-06 18:10:28 -0800
commitcfcac2f7dd1a580f0fb7b82bbe3eb14c21c87459 (patch)
tree1bcdd9e3721bba42c816effbdba999dac5b54372 /arch/blackfin/include/asm/byteorder.h
parentaf8e24e96facfd42eb12d13c8120e3e95de40aba (diff)
blackfin: introduce asm/swab.h
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/blackfin/include/asm/byteorder.h')
-rw-r--r--arch/blackfin/include/asm/byteorder.h43
1 files changed, 1 insertions, 42 deletions
diff --git a/arch/blackfin/include/asm/byteorder.h b/arch/blackfin/include/asm/byteorder.h
index 6a673d42da1..b9e797a497b 100644
--- a/arch/blackfin/include/asm/byteorder.h
+++ b/arch/blackfin/include/asm/byteorder.h
@@ -1,48 +1,7 @@
#ifndef _BLACKFIN_BYTEORDER_H
#define _BLACKFIN_BYTEORDER_H
-#include <asm/types.h>
-#include <linux/compiler.h>
-
-#ifdef __GNUC__
-
-static __inline__ __attribute_const__ __u32 ___arch__swahb32(__u32 xx)
-{
- __u32 tmp;
- __asm__("%1 = %0 >> 8 (V);\n\t"
- "%0 = %0 << 8 (V);\n\t"
- "%0 = %0 | %1;\n\t"
- : "+d"(xx), "=&d"(tmp));
- return xx;
-}
-
-static __inline__ __attribute_const__ __u32 ___arch__swahw32(__u32 xx)
-{
- __u32 rv;
- __asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx));
- return rv;
-}
-
-#define __arch__swahb32(x) ___arch__swahb32(x)
-#define __arch__swahw32(x) ___arch__swahw32(x)
-#define __arch__swab32(x) ___arch__swahb32(___arch__swahw32(x))
-
-static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 xx)
-{
- __u32 xw = xx;
- __asm__("%0 <<= 8;\n %0.L = %0.L + %0.H (NS);\n": "+d"(xw));
- return (__u16)xw;
-}
-
-#define __arch__swab16(x) ___arch__swab16(x)
-
-#endif
-
-#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__)
-# define __BYTEORDER_HAS_U64__
-# define __SWAB_64_THRU_32__
-#endif
-
+#include <asm/swab.h>
#include <linux/byteorder/little_endian.h>
#endif /* _BLACKFIN_BYTEORDER_H */