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Subject[PATCH 09/10] s390: use the new byteorder headers
From
Date
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
---
arch/s390/include/asm/byteorder.h | 72 +++++++++++--------------------------
1 files changed, 21 insertions(+), 51 deletions(-)

diff --git a/arch/s390/include/asm/byteorder.h b/arch/s390/include/asm/byteorder.h
index 1fe2492..8bcf277 100644
--- a/arch/s390/include/asm/byteorder.h
+++ b/arch/s390/include/asm/byteorder.h
@@ -11,32 +11,39 @@

#include <asm/types.h>

-#ifdef __GNUC__
+#define __BIG_ENDIAN
+
+#ifndef __s390x__
+# define __SWAB_64_THRU_32__
+#endif

#ifdef __s390x__
-static inline __u64 ___arch__swab64p(const __u64 *x)
+static inline __u64 __arch_swab64p(const __u64 *x)
{
__u64 result;

asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x));
return result;
}
+#define __arch_swab64p __arch_swab64p

-static inline __u64 ___arch__swab64(__u64 x)
+static inline __u64 __arch_swab64(__u64 x)
{
__u64 result;

asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x));
return result;
}
+#define __arch_swab64 __arch_swab64

-static inline void ___arch__swab64s(__u64 *x)
+static inline void __arch_swab64s(__u64 *x)
{
- *x = ___arch__swab64p(x);
+ *x = __arch_swab64p(x);
}
+#define __arch_swab64s __arch_swab64s
#endif /* __s390x__ */

-static inline __u32 ___arch__swab32p(const __u32 *x)
+static inline __u32 __arch_swab32p(const __u32 *x)
{
__u32 result;

@@ -53,25 +60,20 @@ static inline __u32 ___arch__swab32p(const __u32 *x)
#endif /* __s390x__ */
return result;
}
+#define __arch_swab32p __arch_swab32p

-static inline __u32 ___arch__swab32(__u32 x)
+#ifdef __s390x__
+static inline __u32 __arch_swab32(__u32 x)
{
-#ifndef __s390x__
- return ___arch__swab32p(&x);
-#else /* __s390x__ */
__u32 result;

asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x));
return result;
-#endif /* __s390x__ */
-}
-
-static __inline__ void ___arch__swab32s(__u32 *x)
-{
- *x = ___arch__swab32p(x);
}
+#define __arch_swab32 __arch_swab32
+#endif /* __s390x__ */

-static __inline__ __u16 ___arch__swab16p(const __u16 *x)
+static inline __u16 __arch_swab16p(const __u16 *x)
{
__u16 result;

@@ -86,40 +88,8 @@ static __inline__ __u16 ___arch__swab16p(const __u16 *x)
#endif /* __s390x__ */
return result;
}
+#define __arch_swab16p __arch_swab16p

-static __inline__ __u16 ___arch__swab16(__u16 x)
-{
- return ___arch__swab16p(&x);
-}
-
-static __inline__ void ___arch__swab16s(__u16 *x)
-{
- *x = ___arch__swab16p(x);
-}
-
-#ifdef __s390x__
-#define __arch__swab64(x) ___arch__swab64(x)
-#define __arch__swab64p(x) ___arch__swab64p(x)
-#define __arch__swab64s(x) ___arch__swab64s(x)
-#endif /* __s390x__ */
-#define __arch__swab32(x) ___arch__swab32(x)
-#define __arch__swab16(x) ___arch__swab16(x)
-#define __arch__swab32p(x) ___arch__swab32p(x)
-#define __arch__swab16p(x) ___arch__swab16p(x)
-#define __arch__swab32s(x) ___arch__swab32s(x)
-#define __arch__swab16s(x) ___arch__swab16s(x)
-
-#ifndef __s390x__
-#if !defined(__STRICT_ANSI__) || defined(__KERNEL__)
-# define __BYTEORDER_HAS_U64__
-# define __SWAB_64_THRU_32__
-#endif
-#else /* __s390x__ */
-#define __BYTEORDER_HAS_U64__
-#endif /* __s390x__ */
-
-#endif /* __GNUC__ */
-
-#include <linux/byteorder/big_endian.h>
+#include <linux/byteorder.h>

#endif /* _S390_BYTEORDER_H */
--
1.6.0.3.756.gb776d



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