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author | David Howells <dhowells@redhat.com> | 2012-10-09 09:47:43 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2012-10-09 09:47:43 +0100 |
commit | 5457982641fb3f5fb08ce22a853dd5474645c66d (patch) | |
tree | 0c6e6ba3335aa1f1db969012ca1148e46e8e6b3d /arch/sparc/include/uapi/asm/swab.h | |
parent | 9e2d8656f5e8aa214e66b462680cf86b210b74a8 (diff) | |
download | op-kernel-dev-5457982641fb3f5fb08ce22a853dd5474645c66d.zip op-kernel-dev-5457982641fb3f5fb08ce22a853dd5474645c66d.tar.gz |
UAPI: (Scripted) Disintegrate arch/sparc/include/asm
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Michael Kerrisk <mtk.manpages@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'arch/sparc/include/uapi/asm/swab.h')
-rw-r--r-- | arch/sparc/include/uapi/asm/swab.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/sparc/include/uapi/asm/swab.h b/arch/sparc/include/uapi/asm/swab.h new file mode 100644 index 0000000..a34ad07 --- /dev/null +++ b/arch/sparc/include/uapi/asm/swab.h @@ -0,0 +1,45 @@ +#ifndef _SPARC_SWAB_H +#define _SPARC_SWAB_H + +#include <linux/types.h> +#include <asm/asi.h> + +#if defined(__sparc__) && defined(__arch64__) +static inline __u16 __arch_swab16p(const __u16 *addr) +{ + __u16 ret; + + __asm__ __volatile__ ("lduha [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab16p __arch_swab16p + +static inline __u32 __arch_swab32p(const __u32 *addr) +{ + __u32 ret; + + __asm__ __volatile__ ("lduwa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab32p __arch_swab32p + +static inline __u64 __arch_swab64p(const __u64 *addr) +{ + __u64 ret; + + __asm__ __volatile__ ("ldxa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab64p __arch_swab64p + +#else +#define __SWAB_64_THRU_32__ +#endif /* defined(__sparc__) && defined(__arch64__) */ + +#endif /* _SPARC_SWAB_H */ |