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powerpc: Remove unused st_le*() and ld_le* functions

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The powerpc specific st_le*() and ld_le*() functions in
arch/powerpc/asm/swab.h no longer have any users.  They are also
misleadingly named, since they always byteswap, even on a little-endian
host.

This patch removes them.

Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
David Gibson 2015-02-03 16:36:25 +11:00 committed by Benjamin Herrenschmidt
parent d078eed35d
commit 0eebf9b5d2
1 changed files with 0 additions and 26 deletions
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26
arch/powerpc/include/asm/swab.h
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@ -9,30 +9,4 @@
#include <uapi/asm/swab.h> #include <uapi/asm/swab.h>
static __inline__ __u16 ld_le16(const volatile __u16 *addr)
{
__u16 val;
__asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
return val;
}
static __inline__ void st_le16(volatile __u16 *addr, const __u16 val)
{
__asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
}
static __inline__ __u32 ld_le32(const volatile __u32 *addr)
{
__u32 val;
__asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr));
return val;
}
static __inline__ void st_le32(volatile __u32 *addr, const __u32 val)
{
__asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr));
}
#endif /* _ASM_POWERPC_SWAB_H */ #endif /* _ASM_POWERPC_SWAB_H */