Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
32 lines
710 B
C
32 lines
710 B
C
/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2001 - 2012 Tensilica Inc.
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*/
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#ifndef _XTENSA_SYSTEM_H
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#define _XTENSA_SYSTEM_H
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#include <asm/core.h>
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#define __mb() ({ __asm__ __volatile__("memw" : : : "memory"); })
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#define __rmb() barrier()
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#define __wmb() __mb()
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#ifdef CONFIG_SMP
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#define __smp_mb() __mb()
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#define __smp_rmb() __rmb()
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#define __smp_wmb() __wmb()
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#endif
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#if XCHAL_HAVE_S32C1I
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#define __smp_mb__before_atomic() barrier()
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#define __smp_mb__after_atomic() barrier()
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#endif
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#include <asm-generic/barrier.h>
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#endif /* _XTENSA_SYSTEM_H */
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