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3bed8d6746
Disintegrate asm/system.h for Blackfin. Signed-off-by: David Howells <dhowells@redhat.com> cc: uclinux-dist-devel@blackfin.uclinux.org Signed-off-by: Bob Liu <lliubbo@gmail.com>
36 lines
1.0 KiB
C
36 lines
1.0 KiB
C
/*
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* Copyright 2004-2011 Analog Devices Inc.
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*
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* Licensed under the GPL-2 or later.
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*/
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#ifndef __ARCH_BLACKFIN_ATOMIC__
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#define __ARCH_BLACKFIN_ATOMIC__
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#include <asm/cmpxchg.h>
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#ifdef CONFIG_SMP
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#include <linux/linkage.h>
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asmlinkage int __raw_uncached_fetch_asm(const volatile int *ptr);
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asmlinkage int __raw_atomic_update_asm(volatile int *ptr, int value);
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asmlinkage int __raw_atomic_clear_asm(volatile int *ptr, int value);
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asmlinkage int __raw_atomic_set_asm(volatile int *ptr, int value);
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asmlinkage int __raw_atomic_xor_asm(volatile int *ptr, int value);
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asmlinkage int __raw_atomic_test_asm(const volatile int *ptr, int value);
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#define atomic_read(v) __raw_uncached_fetch_asm(&(v)->counter)
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#define atomic_add_return(i, v) __raw_atomic_update_asm(&(v)->counter, i)
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#define atomic_sub_return(i, v) __raw_atomic_update_asm(&(v)->counter, -(i))
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#define atomic_clear_mask(m, v) __raw_atomic_clear_asm(&(v)->counter, m)
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#define atomic_set_mask(m, v) __raw_atomic_set_asm(&(v)->counter, m)
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#endif
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#include <asm-generic/atomic.h>
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#endif
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