The patch titled
byteorder: powerpc: use the new byteorder headers
has been added to the -mm tree. Its filename is
byteorder-powerpc-use-the-new-byteorder-headers.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: byteorder: powerpc: use the new byteorder headers
From: Harvey Harrison <harvey.harrison@xxxxxxxxx>
Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
Cc: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/powerpc/include/asm/byteorder.h | 49 +++++++++----------------
1 file changed, 18 insertions(+), 31 deletions(-)
diff -puN arch/powerpc/include/asm/byteorder.h~byteorder-powerpc-use-the-new-byteorder-headers arch/powerpc/include/asm/byteorder.h
--- a/arch/powerpc/include/asm/byteorder.h~byteorder-powerpc-use-the-new-byteorder-headers
+++ a/arch/powerpc/include/asm/byteorder.h
@@ -11,36 +11,43 @@
#include <asm/types.h>
#include <linux/compiler.h>
-#ifdef __GNUC__
-#ifdef __KERNEL__
+#define __BIG_ENDIAN
-static __inline__ __u16 ld_le16(const volatile __u16 *addr)
+#ifndef __powerpc64__
+# define __SWAB_64_THRU_32__
+#endif
+
+static inline __u16 __arch_swab16p(const volatile __u16 *addr)
{
__u16 val;
__asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
return val;
}
+#define __arch_swab16p __arch_swab16p
-static __inline__ void st_le16(volatile __u16 *addr, const __u16 val)
+static inline void __arch_swab16s(volatile __u16 *addr, const __u16 val)
{
__asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
}
+#define __arch_swab16s __arch_swab16s
-static __inline__ __u32 ld_le32(const volatile __u32 *addr)
+static inline __u32 __arch_swab32p(const volatile __u32 *addr)
{
__u32 val;
__asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
return val;
}
+#define __arch_swab32p __arch_swab32p
-static __inline__ void st_le32(volatile __u32 *addr, const __u32 val)
+static inline void __arch_swab32s(volatile __u32 *addr, const __u32 val)
{
__asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
}
+#define __arch_swab32s __arch_swab32s
-static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 value)
+static inline __attribute_const__ __u16 __arch_swab16(__u16 value)
{
__u16 result;
@@ -49,8 +56,9 @@ static __inline__ __attribute_const__ __
: "r" (value), "0" (value >> 8));
return result;
}
+#define __arch_swab16 __arch_swab16
-static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 value)
+static inline __attribute_const__ __u32 __arch_swab32(__u32 value)
{
__u32 result;
@@ -61,29 +69,8 @@ static __inline__ __attribute_const__ __
: "r" (value), "0" (value >> 24));
return result;
}
+#define __arch_swab32 __arch_swab32
-#define __arch__swab16(x) ___arch__swab16(x)
-#define __arch__swab32(x) ___arch__swab32(x)
-
-/* The same, but returns converted value from the location pointer by addr. */
-#define __arch__swab16p(addr) ld_le16(addr)
-#define __arch__swab32p(addr) ld_le32(addr)
-
-/* The same, but do the conversion in situ, ie. put the value back to addr. */
-#define __arch__swab16s(addr) st_le16(addr,*addr)
-#define __arch__swab32s(addr) st_le32(addr,*addr)
-
-#endif /* __KERNEL__ */
-
-#ifndef __STRICT_ANSI__
-#define __BYTEORDER_HAS_U64__
-#ifndef __powerpc64__
-#define __SWAB_64_THRU_32__
-#endif /* __powerpc64__ */
-#endif /* __STRICT_ANSI__ */
-
-#endif /* __GNUC__ */
-
-#include <linux/byteorder/big_endian.h>
+#include <linux/byteorder.h>
#endif /* _ASM_POWERPC_BYTEORDER_H */
_
Patches currently in -mm which might be from harvey.harrison@xxxxxxxxx are
byteorder-add-a-new-include-linux-swabh-to-define-byteswapping-functions.patch
byteorder-add-include-linux-byteorderh-to-define-endian-helpers.patch
linux-next.patch
x86-fix-shadowed-variable-warning.patch
cifs-remove-global_extern-macro.patch
ppc-use-the-common-ascii-hex-helpers.patch
powerpc-replace-__function__-with-__func__.patch
v4l-drx397xdc-sparse-annotations.patch
input-ads7846c-sparse-lock-annotation.patch
kvm-make-functions-static.patch
misdn-endian-annotations-for-struct-zt.patch
misdn-annotate-iomem-pointer-and-add-statics.patch
drivers-net-replace-__function__-with-__func__.patch
scsi-replace-__inline-with-inline.patch
scsi-aic79xx_core-fix-shadowed-variables-add-statics.patch
scsi-aic79xx-aic79xx_pcic-fix-shadowed-variables.patch
scsi-gdthc-use-unaligned-access-helpers.patch
scsi-use-the-common-hex_asc-array-rather-than-a-private-one.patch
wireless-replace-__function__-with-__func__.patch
xfs-use-get_unaligned_-helpers.patch
xtensa-replace-remaining-__function__-occurences.patch
olpc-olpc_batteryc-sparse-endian-annotations.patch
include-replace-__function__-with-__func__.patch
misc-replace-__function__-with-__func__.patch
befs-annotate-fs32-on-tests-for-superblock-endianness.patch
byteorder-alpha-use-the-new-byteorder-headers.patch
byteorder-arm-use-the-new-byteorder-headers.patch
byteorder-avr32-use-the-new-byteorder-headers.patch
byteorder-blackfin-use-the-new-byteorder-headers.patch
byteorder-cris-use-the-new-byteorder-headers.patch
byteorder-frv-use-the-new-byteorder-headers.patch
byteorder-h8300-use-the-new-byteorder-headers.patch
byteorder-ia64-use-the-new-byteorder-headers.patch
byteorder-m32r-use-the-new-byteorder-headers.patch
byteorder-m68k-use-the-new-byteorder-headers.patch
byteorder-m68knommu-use-the-new-byteorder-headers.patch
byteorder-mips-use-the-new-byteorder-headers.patch
byteorder-mn10300-use-the-new-byteorder-headers.patch
byteorder-parisc-use-the-new-byteorder-headers.patch
byteorder-powerpc-use-the-new-byteorder-headers.patch
byteorder-s390-use-the-new-byteorder-headers.patch
byteorder-sh-use-the-new-byteorder-headers.patch
byteorder-sparc-use-the-new-byteorder-headers.patch
byteorder-x86-use-the-new-byteorder-headers.patch
byteorder-xtensa-use-the-new-byteorder-headers.patch
byteorder-fix-direct-byteswap-includes.patch
byteorder-remove-the-old-byteorder-implementation.patch
--
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