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-rw-r--r--arch/tile/include/asm/atomic_32.h30
-rw-r--r--arch/tile/include/asm/atomic_64.h42
2 files changed, 72 insertions, 0 deletions
diff --git a/arch/tile/include/asm/atomic_32.h b/arch/tile/include/asm/atomic_32.h
index 1b109fad9fff..94237922f0dd 100644
--- a/arch/tile/include/asm/atomic_32.h
+++ b/arch/tile/include/asm/atomic_32.h
@@ -34,6 +34,21 @@ static inline void atomic_add(int i, atomic_t *v)
_atomic_xchg_add(&v->counter, i);
}
+#define ATOMIC_OP(op) \
+unsigned long _atomic_##op(volatile unsigned long *p, unsigned long mask); \
+static inline void atomic_##op(int i, atomic_t *v) \
+{ \
+ _atomic_##op((unsigned long *)&v->counter, i); \
+}
+
+#define CONFIG_ARCH_HAS_ATOMIC_OR
+
+ATOMIC_OP(and)
+ATOMIC_OP(or)
+ATOMIC_OP(xor)
+
+#undef ATOMIC_OP
+
/**
* atomic_add_return - add integer and return
* @v: pointer of type atomic_t
@@ -113,6 +128,17 @@ static inline void atomic64_add(long long i, atomic64_t *v)
_atomic64_xchg_add(&v->counter, i);
}
+#define ATOMIC64_OP(op) \
+long long _atomic64_##op(long long *v, long long n); \
+static inline void atomic64_##op(long long i, atomic64_t *v) \
+{ \
+ _atomic64_##op(&v->counter, i); \
+}
+
+ATOMIC64_OP(and)
+ATOMIC64_OP(or)
+ATOMIC64_OP(xor)
+
/**
* atomic64_add_return - add integer and return
* @v: pointer of type atomic64_t
@@ -225,6 +251,7 @@ extern struct __get_user __atomic_xchg_add(volatile int *p, int *lock, int n);
extern struct __get_user __atomic_xchg_add_unless(volatile int *p,
int *lock, int o, int n);
extern struct __get_user __atomic_or(volatile int *p, int *lock, int n);
+extern struct __get_user __atomic_and(volatile int *p, int *lock, int n);
extern struct __get_user __atomic_andn(volatile int *p, int *lock, int n);
extern struct __get_user __atomic_xor(volatile int *p, int *lock, int n);
extern long long __atomic64_cmpxchg(volatile long long *p, int *lock,
@@ -234,6 +261,9 @@ extern long long __atomic64_xchg_add(volatile long long *p, int *lock,
long long n);
extern long long __atomic64_xchg_add_unless(volatile long long *p,
int *lock, long long o, long long n);
+extern long long __atomic64_and(volatile long long *p, int *lock, long long n);
+extern long long __atomic64_or(volatile long long *p, int *lock, long long n);
+extern long long __atomic64_xor(volatile long long *p, int *lock, long long n);
/* Return failure from the atomic wrappers. */
struct __get_user __atomic_bad_address(int __user *addr);
diff --git a/arch/tile/include/asm/atomic_64.h b/arch/tile/include/asm/atomic_64.h
index 0496970cef82..d07d9fc6e2a1 100644
--- a/arch/tile/include/asm/atomic_64.h
+++ b/arch/tile/include/asm/atomic_64.h
@@ -58,6 +58,28 @@ static inline int __atomic_add_unless(atomic_t *v, int a, int u)
return oldval;
}
+#define CONFIG_ARCH_HAS_ATOMIC_OR
+
+static inline void atomic_and(int i, atomic_t *v)
+{
+ __insn_fetchand4((void *)&v->counter, i);
+}
+
+static inline void atomic_or(int i, atomic_t *v)
+{
+ __insn_fetchor4((void *)&v->counter, i);
+}
+
+static inline void atomic_xor(int i, atomic_t *v)
+{
+ int guess, oldval = v->counter;
+ do {
+ guess = oldval;
+ __insn_mtspr(SPR_CMPEXCH_VALUE, guess);
+ oldval = __insn_cmpexch4(&v->counter, guess ^ i);
+ } while (guess != oldval);
+}
+
/* Now the true 64-bit operations. */
#define ATOMIC64_INIT(i) { (i) }
@@ -91,6 +113,26 @@ static inline long atomic64_add_unless(atomic64_t *v, long a, long u)
return oldval != u;
}
+static inline void atomic64_and(long i, atomic64_t *v)
+{
+ __insn_fetchand((void *)&v->counter, i);
+}
+
+static inline void atomic64_or(long i, atomic64_t *v)
+{
+ __insn_fetchor((void *)&v->counter, i);
+}
+
+static inline void atomic64_xor(long i, atomic64_t *v)
+{
+ long guess, oldval = v->counter;
+ do {
+ guess = oldval;
+ __insn_mtspr(SPR_CMPEXCH_VALUE, guess);
+ oldval = __insn_cmpexch(&v->counter, guess ^ i);
+ } while (guess != oldval);
+}
+
#define atomic64_sub_return(i, v) atomic64_add_return(-(i), (v))
#define atomic64_sub(i, v) atomic64_add(-(i), (v))
#define atomic64_inc_return(v) atomic64_add_return(1, (v))