diff options
| -rw-r--r-- | arch/sparc/include/asm/atomic_32.h | 4 | ||||
| -rw-r--r-- | arch/sparc/include/asm/atomic_64.h | 6 | ||||
| -rw-r--r-- | arch/sparc/lib/atomic32.c | 22 | ||||
| -rw-r--r-- | arch/sparc/lib/atomic_64.S | 6 | ||||
| -rw-r--r-- | arch/sparc/lib/ksyms.c | 3 |
5 files changed, 38 insertions, 3 deletions
diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h index 0e69b7e7a439..e19d8880b146 100644 --- a/arch/sparc/include/asm/atomic_32.h +++ b/arch/sparc/include/asm/atomic_32.h @@ -17,10 +17,14 @@ #include <asm/barrier.h> #include <asm-generic/atomic64.h> +#define CONFIG_ARCH_HAS_ATOMIC_OR #define ATOMIC_INIT(i) { (i) } int atomic_add_return(int, atomic_t *); +void atomic_and(int, atomic_t *); +void atomic_or(int, atomic_t *); +void atomic_xor(int, atomic_t *); int atomic_cmpxchg(atomic_t *, int, int); int atomic_xchg(atomic_t *, int); int __atomic_add_unless(atomic_t *, int, int); diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 4082749913ce..d6af27c93450 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -33,6 +33,12 @@ long atomic64_##op##_return(long, atomic64_t *); ATOMIC_OPS(add) ATOMIC_OPS(sub) +#define CONFIG_ARCH_HAS_ATOMIC_OR + +ATOMIC_OP(and) +ATOMIC_OP(or) +ATOMIC_OP(xor) + #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN #undef ATOMIC_OP diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c index 71cd65ab200c..b9d63c0a7aab 100644 --- a/arch/sparc/lib/atomic32.c +++ b/arch/sparc/lib/atomic32.c @@ -27,22 +27,38 @@ static DEFINE_SPINLOCK(dummy); #endif /* SMP */ -#define ATOMIC_OP(op, cop) \ +#define ATOMIC_OP_RETURN(op, c_op) \ int atomic_##op##_return(int i, atomic_t *v) \ { \ int ret; \ unsigned long flags; \ spin_lock_irqsave(ATOMIC_HASH(v), flags); \ \ - ret = (v->counter cop i); \ + ret = (v->counter c_op i); \ \ spin_unlock_irqrestore(ATOMIC_HASH(v), flags); \ return ret; \ } \ EXPORT_SYMBOL(atomic_##op##_return); -ATOMIC_OP(add, +=) +#define ATOMIC_OP(op, c_op) \ +void atomic_##op(int i, atomic_t *v) \ +{ \ + unsigned long flags; \ + spin_lock_irqsave(ATOMIC_HASH(v), flags); \ + \ + v->counter c_op i; \ + \ + spin_unlock_irqrestore(ATOMIC_HASH(v), flags); \ +} \ +EXPORT_SYMBOL(atomic_##op); + +ATOMIC_OP_RETURN(add, +=) +ATOMIC_OP(and, &=) +ATOMIC_OP(or, |=) +ATOMIC_OP(xor, ^=) +#undef ATOMIC_OP_RETURN #undef ATOMIC_OP int atomic_xchg(atomic_t *v, int new) diff --git a/arch/sparc/lib/atomic_64.S b/arch/sparc/lib/atomic_64.S index 05dac43907d1..d6b0363f345b 100644 --- a/arch/sparc/lib/atomic_64.S +++ b/arch/sparc/lib/atomic_64.S @@ -47,6 +47,9 @@ ENDPROC(atomic_##op##_return); ATOMIC_OPS(add) ATOMIC_OPS(sub) +ATOMIC_OP(and) +ATOMIC_OP(or) +ATOMIC_OP(xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN @@ -84,6 +87,9 @@ ENDPROC(atomic64_##op##_return); ATOMIC64_OPS(add) ATOMIC64_OPS(sub) +ATOMIC64_OP(and) +ATOMIC64_OP(or) +ATOMIC64_OP(xor) #undef ATOMIC64_OPS #undef ATOMIC64_OP_RETURN diff --git a/arch/sparc/lib/ksyms.c b/arch/sparc/lib/ksyms.c index 1d649a95660c..bb6005997268 100644 --- a/arch/sparc/lib/ksyms.c +++ b/arch/sparc/lib/ksyms.c @@ -111,6 +111,9 @@ EXPORT_SYMBOL(atomic64_##op##_return); ATOMIC_OPS(add) ATOMIC_OPS(sub) +ATOMIC_OP(and) +ATOMIC_OP(or) +ATOMIC_OP(xor) #undef ATOMIC_OPS #undef ATOMIC_OP_RETURN |