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Diffstat (limited to 'ANDROID_3.4.5/arch/parisc/lib/bitops.c')
-rw-r--r--ANDROID_3.4.5/arch/parisc/lib/bitops.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/ANDROID_3.4.5/arch/parisc/lib/bitops.c b/ANDROID_3.4.5/arch/parisc/lib/bitops.c
deleted file mode 100644
index 18711884..00000000
--- a/ANDROID_3.4.5/arch/parisc/lib/bitops.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * bitops.c: atomic operations which got too long to be inlined all over
- * the place.
- *
- * Copyright 1999 Philipp Rumpf (prumpf@tux.org)
- * Copyright 2000 Grant Grundler (grundler@cup.hp.com)
- */
-
-#include <linux/kernel.h>
-#include <linux/spinlock.h>
-#include <linux/atomic.h>
-
-#ifdef CONFIG_SMP
-arch_spinlock_t __atomic_hash[ATOMIC_HASH_SIZE] __lock_aligned = {
- [0 ... (ATOMIC_HASH_SIZE-1)] = __ARCH_SPIN_LOCK_UNLOCKED
-};
-#endif
-
-#ifdef CONFIG_64BIT
-unsigned long __xchg64(unsigned long x, unsigned long *ptr)
-{
- unsigned long temp, flags;
-
- _atomic_spin_lock_irqsave(ptr, flags);
- temp = *ptr;
- *ptr = x;
- _atomic_spin_unlock_irqrestore(ptr, flags);
- return temp;
-}
-#endif
-
-unsigned long __xchg32(int x, int *ptr)
-{
- unsigned long flags;
- long temp;
-
- _atomic_spin_lock_irqsave(ptr, flags);
- temp = (long) *ptr; /* XXX - sign extension wanted? */
- *ptr = x;
- _atomic_spin_unlock_irqrestore(ptr, flags);
- return (unsigned long)temp;
-}
-
-
-unsigned long __xchg8(char x, char *ptr)
-{
- unsigned long flags;
- long temp;
-
- _atomic_spin_lock_irqsave(ptr, flags);
- temp = (long) *ptr; /* XXX - sign extension wanted? */
- *ptr = x;
- _atomic_spin_unlock_irqrestore(ptr, flags);
- return (unsigned long)temp;
-}
-
-
-#ifdef CONFIG_64BIT
-unsigned long __cmpxchg_u64(volatile unsigned long *ptr, unsigned long old, unsigned long new)
-{
- unsigned long flags;
- unsigned long prev;
-
- _atomic_spin_lock_irqsave(ptr, flags);
- if ((prev = *ptr) == old)
- *ptr = new;
- _atomic_spin_unlock_irqrestore(ptr, flags);
- return prev;
-}
-#endif
-
-unsigned long __cmpxchg_u32(volatile unsigned int *ptr, unsigned int old, unsigned int new)
-{
- unsigned long flags;
- unsigned int prev;
-
- _atomic_spin_lock_irqsave(ptr, flags);
- if ((prev = *ptr) == old)
- *ptr = new;
- _atomic_spin_unlock_irqrestore(ptr, flags);
- return (unsigned long)prev;
-}