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author | Tony Lindgren <tony@atomide.com> | 2010-03-01 14:19:05 -0800 |
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committer | Tony Lindgren <tony@atomide.com> | 2010-03-01 14:19:05 -0800 |
commit | d702d12167a2c05a346f49aac7a311d597762495 (patch) | |
tree | baae42c299cce34d6df24b5d01f8b1d0b481bd9a /arch/sh/include/asm/atomic-grb.h | |
parent | 9418c65f9bd861d0f7e39aab9cfb3aa6f2275d11 (diff) | |
parent | ac0f6f927db539e03e1f3f61bcd4ed57d5cde7a9 (diff) | |
download | op-kernel-dev-d702d12167a2c05a346f49aac7a311d597762495.zip op-kernel-dev-d702d12167a2c05a346f49aac7a311d597762495.tar.gz |
Merge with mainline to remove plat-omap/Kconfig conflict
Conflicts:
arch/arm/plat-omap/Kconfig
Diffstat (limited to 'arch/sh/include/asm/atomic-grb.h')
-rw-r--r-- | arch/sh/include/asm/atomic-grb.h | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/sh/include/asm/atomic-grb.h b/arch/sh/include/asm/atomic-grb.h index 4c5b7db..a273c88 100644 --- a/arch/sh/include/asm/atomic-grb.h +++ b/arch/sh/include/asm/atomic-grb.h @@ -120,50 +120,4 @@ static inline void atomic_set_mask(unsigned int mask, atomic_t *v) : "memory" , "r0", "r1"); } -static inline int atomic_cmpxchg(atomic_t *v, int old, int new) -{ - int ret; - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" - " nop \n\t" - " mov r15, r1 \n\t" - " mov #-8, r15 \n\t" - " mov.l @%1, %0 \n\t" - " cmp/eq %2, %0 \n\t" - " bf 1f \n\t" - " mov.l %3, @%1 \n\t" - "1: mov r1, r15 \n\t" - : "=&r" (ret) - : "r" (v), "r" (old), "r" (new) - : "memory" , "r0", "r1" , "t"); - - return ret; -} - -static inline int atomic_add_unless(atomic_t *v, int a, int u) -{ - int ret; - unsigned long tmp; - - __asm__ __volatile__ ( - " .align 2 \n\t" - " mova 1f, r0 \n\t" - " nop \n\t" - " mov r15, r1 \n\t" - " mov #-12, r15 \n\t" - " mov.l @%2, %1 \n\t" - " mov %1, %0 \n\t" - " cmp/eq %4, %0 \n\t" - " bt/s 1f \n\t" - " add %3, %1 \n\t" - " mov.l %1, @%2 \n\t" - "1: mov r1, r15 \n\t" - : "=&r" (ret), "=&r" (tmp) - : "r" (v), "r" (a), "r" (u) - : "memory" , "r0", "r1" , "t"); - - return ret != u; -} #endif /* __ASM_SH_ATOMIC_GRB_H */ |