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authorDavid Vrabel <david.vrabel@csr.com>2009-01-07 10:45:25 +0000
committerDavid Vrabel <david.vrabel@csr.com>2009-01-07 10:45:25 +0000
commita23e66f3b8cfdedec14541e71ef29a754870a20c (patch)
treef8ac23572982e92e6f8ae09c4039db627bdf53ee /include/linux/swab.h
parent04c470adb01c62bb9bd663cfc4875cf0a4eb01ab (diff)
parentede6f5aea054d3fb67c78857f7abdee602302043 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'include/linux/swab.h')
-rw-r--r--include/linux/swab.h52
1 files changed, 26 insertions, 26 deletions
diff --git a/include/linux/swab.h b/include/linux/swab.h
index bbed279f3b3..be5284d4a05 100644
--- a/include/linux/swab.h
+++ b/include/linux/swab.h
@@ -9,17 +9,17 @@
* casts are necessary for constants, because we never know how for sure
* how U/UL/ULL map to __u16, __u32, __u64. At least not in a portable way.
*/
-#define __const_swab16(x) ((__u16)( \
+#define ___constant_swab16(x) ((__u16)( \
(((__u16)(x) & (__u16)0x00ffU) << 8) | \
(((__u16)(x) & (__u16)0xff00U) >> 8)))
-#define __const_swab32(x) ((__u32)( \
+#define ___constant_swab32(x) ((__u32)( \
(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
(((__u32)(x) & (__u32)0x0000ff00UL) << 8) | \
(((__u32)(x) & (__u32)0x00ff0000UL) >> 8) | \
(((__u32)(x) & (__u32)0xff000000UL) >> 24)))
-#define __const_swab64(x) ((__u64)( \
+#define ___constant_swab64(x) ((__u64)( \
(((__u64)(x) & (__u64)0x00000000000000ffULL) << 56) | \
(((__u64)(x) & (__u64)0x000000000000ff00ULL) << 40) | \
(((__u64)(x) & (__u64)0x0000000000ff0000ULL) << 24) | \
@@ -29,11 +29,11 @@
(((__u64)(x) & (__u64)0x00ff000000000000ULL) >> 40) | \
(((__u64)(x) & (__u64)0xff00000000000000ULL) >> 56)))
-#define __const_swahw32(x) ((__u32)( \
+#define ___constant_swahw32(x) ((__u32)( \
(((__u32)(x) & (__u32)0x0000ffffUL) << 16) | \
(((__u32)(x) & (__u32)0xffff0000UL) >> 16)))
-#define __const_swahb32(x) ((__u32)( \
+#define ___constant_swahb32(x) ((__u32)( \
(((__u32)(x) & (__u32)0x00ff00ffUL) << 8) | \
(((__u32)(x) & (__u32)0xff00ff00UL) >> 8)))
@@ -43,52 +43,52 @@
* ___swab16, ___swab32, ___swab64, ___swahw32, ___swahb32
*/
-static inline __attribute_const__ __u16 ___swab16(__u16 val)
+static inline __attribute_const__ __u16 __fswab16(__u16 val)
{
#ifdef __arch_swab16
return __arch_swab16(val);
#else
- return __const_swab16(val);
+ return ___constant_swab16(val);
#endif
}
-static inline __attribute_const__ __u32 ___swab32(__u32 val)
+static inline __attribute_const__ __u32 __fswab32(__u32 val)
{
#ifdef __arch_swab32
return __arch_swab32(val);
#else
- return __const_swab32(val);
+ return ___constant_swab32(val);
#endif
}
-static inline __attribute_const__ __u64 ___swab64(__u64 val)
+static inline __attribute_const__ __u64 __fswab64(__u64 val)
{
#ifdef __arch_swab64
return __arch_swab64(val);
#elif defined(__SWAB_64_THRU_32__)
__u32 h = val >> 32;
__u32 l = val & ((1ULL << 32) - 1);
- return (((__u64)___swab32(l)) << 32) | ((__u64)(___swab32(h)));
+ return (((__u64)__fswab32(l)) << 32) | ((__u64)(__fswab32(h)));
#else
- return __const_swab64(val);
+ return ___constant_swab64(val);
#endif
}
-static inline __attribute_const__ __u32 ___swahw32(__u32 val)
+static inline __attribute_const__ __u32 __fswahw32(__u32 val)
{
#ifdef __arch_swahw32
return __arch_swahw32(val);
#else
- return __const_swahw32(val);
+ return ___constant_swahw32(val);
#endif
}
-static inline __attribute_const__ __u32 ___swahb32(__u32 val)
+static inline __attribute_const__ __u32 __fswahb32(__u32 val)
{
#ifdef __arch_swahb32
return __arch_swahb32(val);
#else
- return __const_swahb32(val);
+ return ___constant_swahb32(val);
#endif
}
@@ -98,8 +98,8 @@ static inline __attribute_const__ __u32 ___swahb32(__u32 val)
*/
#define __swab16(x) \
(__builtin_constant_p((__u16)(x)) ? \
- __const_swab16((x)) : \
- ___swab16((x)))
+ ___constant_swab16(x) : \
+ __fswab16(x))
/**
* __swab32 - return a byteswapped 32-bit value
@@ -107,8 +107,8 @@ static inline __attribute_const__ __u32 ___swahb32(__u32 val)
*/
#define __swab32(x) \
(__builtin_constant_p((__u32)(x)) ? \
- __const_swab32((x)) : \
- ___swab32((x)))
+ ___constant_swab32(x) : \
+ __fswab32(x))
/**
* __swab64 - return a byteswapped 64-bit value
@@ -116,8 +116,8 @@ static inline __attribute_const__ __u32 ___swahb32(__u32 val)
*/
#define __swab64(x) \
(__builtin_constant_p((__u64)(x)) ? \
- __const_swab64((x)) : \
- ___swab64((x)))
+ ___constant_swab64(x) : \
+ __fswab64(x))
/**
* __swahw32 - return a word-swapped 32-bit value
@@ -127,8 +127,8 @@ static inline __attribute_const__ __u32 ___swahb32(__u32 val)
*/
#define __swahw32(x) \
(__builtin_constant_p((__u32)(x)) ? \
- __const_swahw32((x)) : \
- ___swahw32((x)))
+ ___constant_swahw32(x) : \
+ __fswahw32(x))
/**
* __swahb32 - return a high and low byte-swapped 32-bit value
@@ -138,8 +138,8 @@ static inline __attribute_const__ __u32 ___swahb32(__u32 val)
*/
#define __swahb32(x) \
(__builtin_constant_p((__u32)(x)) ? \
- __const_swahb32((x)) : \
- ___swahb32((x)))
+ ___constant_swahb32(x) : \
+ __fswahb32(x))
/**
* __swab16p - return a byteswapped 16-bit value from a pointer