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>
40 lines
934 B
C
40 lines
934 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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*/
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/* File aq_utils.h: Useful macro and structures used in all layers of driver. */
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#ifndef AQ_UTILS_H
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#define AQ_UTILS_H
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#include "aq_common.h"
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static inline void aq_utils_obj_set(atomic_t *flags, u32 mask)
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{
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unsigned long flags_old, flags_new;
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do {
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flags_old = atomic_read(flags);
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flags_new = flags_old | (mask);
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} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);
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}
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static inline void aq_utils_obj_clear(atomic_t *flags, u32 mask)
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{
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unsigned long flags_old, flags_new;
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do {
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flags_old = atomic_read(flags);
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flags_new = flags_old & ~(mask);
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} while (atomic_cmpxchg(flags, flags_old, flags_new) != flags_old);
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}
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static inline bool aq_utils_obj_test(atomic_t *flags, u32 mask)
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{
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return atomic_read(flags) & mask;
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}
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#endif /* AQ_UTILS_H */
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