37 lines
658 B
C
37 lines
658 B
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
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*/
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#ifndef _ASM_ARC_ATOMIC_H
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#define _ASM_ARC_ATOMIC_H
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#ifndef __ASSEMBLY__
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#include <linux/types.h>
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#include <linux/compiler.h>
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#include <asm/cmpxchg.h>
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#include <asm/barrier.h>
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#include <asm/smp.h>
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#define arch_atomic_read(v) READ_ONCE((v)->counter)
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#ifdef CONFIG_ARC_HAS_LLSC
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#include <asm/atomic-llsc.h>
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#else
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#include <asm/atomic-spinlock.h>
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#endif
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/*
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* 64-bit atomics
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*/
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#ifdef CONFIG_GENERIC_ATOMIC64
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#include <asm-generic/atomic64.h>
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#else
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#include <asm/atomic64-arcv2.h>
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#endif
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#endif /* !__ASSEMBLY__ */
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#endif
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