2012-03-05 18:49:29 +07:00
|
|
|
/*
|
|
|
|
|
* Based on arch/arm/include/asm/atomic.h
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 1996 Russell King.
|
|
|
|
|
* Copyright (C) 2002 Deep Blue Solutions Ltd.
|
|
|
|
|
* Copyright (C) 2012 ARM Ltd.
|
|
|
|
|
*
|
|
|
|
|
* This program is free software; you can redistribute it and/or modify
|
|
|
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
|
|
|
* published by the Free Software Foundation.
|
|
|
|
|
*
|
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
|
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
|
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
|
|
|
* GNU General Public License for more details.
|
|
|
|
|
*
|
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
|
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
|
*/
|
|
|
|
|
#ifndef __ASM_ATOMIC_H
|
|
|
|
|
#define __ASM_ATOMIC_H
|
|
|
|
|
|
|
|
|
|
#include <linux/compiler.h>
|
|
|
|
|
#include <linux/types.h>
|
|
|
|
|
|
|
|
|
|
#include <asm/barrier.h>
|
2015-02-03 23:14:13 +07:00
|
|
|
#include <asm/lse.h>
|
2012-03-05 18:49:29 +07:00
|
|
|
|
|
|
|
|
#ifdef __KERNEL__
|
|
|
|
|
|
2015-02-03 19:39:03 +07:00
|
|
|
#define __ARM64_IN_ATOMIC_IMPL
|
|
|
|
|
|
2015-02-03 23:14:13 +07:00
|
|
|
#if defined(CONFIG_ARM64_LSE_ATOMICS) && defined(CONFIG_AS_LSE)
|
2015-02-03 19:39:03 +07:00
|
|
|
#include <asm/atomic_lse.h>
|
|
|
|
|
#else
|
2015-02-03 18:26:53 +07:00
|
|
|
#include <asm/atomic_ll_sc.h>
|
2015-02-03 19:39:03 +07:00
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#undef __ARM64_IN_ATOMIC_IMPL
|
2015-02-03 18:26:53 +07:00
|
|
|
|
2015-04-24 02:08:49 +07:00
|
|
|
#include <asm/cmpxchg.h>
|
|
|
|
|
|
2015-06-04 22:41:36 +07:00
|
|
|
#define ATOMIC_INIT(i) { (i) }
|
2012-03-05 18:49:29 +07:00
|
|
|
|
2018-09-04 17:48:30 +07:00
|
|
|
#define arch_atomic_read(v) READ_ONCE((v)->counter)
|
|
|
|
|
#define arch_atomic_set(v, i) WRITE_ONCE(((v)->counter), (i))
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_add_return_relaxed arch_atomic_add_return_relaxed
|
|
|
|
|
#define arch_atomic_add_return_acquire arch_atomic_add_return_acquire
|
|
|
|
|
#define arch_atomic_add_return_release arch_atomic_add_return_release
|
|
|
|
|
#define arch_atomic_add_return arch_atomic_add_return
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_sub_return_relaxed arch_atomic_sub_return_relaxed
|
|
|
|
|
#define arch_atomic_sub_return_acquire arch_atomic_sub_return_acquire
|
|
|
|
|
#define arch_atomic_sub_return_release arch_atomic_sub_return_release
|
|
|
|
|
#define arch_atomic_sub_return arch_atomic_sub_return
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_add_relaxed arch_atomic_fetch_add_relaxed
|
|
|
|
|
#define arch_atomic_fetch_add_acquire arch_atomic_fetch_add_acquire
|
|
|
|
|
#define arch_atomic_fetch_add_release arch_atomic_fetch_add_release
|
|
|
|
|
#define arch_atomic_fetch_add arch_atomic_fetch_add
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_sub_relaxed arch_atomic_fetch_sub_relaxed
|
|
|
|
|
#define arch_atomic_fetch_sub_acquire arch_atomic_fetch_sub_acquire
|
|
|
|
|
#define arch_atomic_fetch_sub_release arch_atomic_fetch_sub_release
|
|
|
|
|
#define arch_atomic_fetch_sub arch_atomic_fetch_sub
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_and_relaxed arch_atomic_fetch_and_relaxed
|
|
|
|
|
#define arch_atomic_fetch_and_acquire arch_atomic_fetch_and_acquire
|
|
|
|
|
#define arch_atomic_fetch_and_release arch_atomic_fetch_and_release
|
|
|
|
|
#define arch_atomic_fetch_and arch_atomic_fetch_and
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_andnot_relaxed arch_atomic_fetch_andnot_relaxed
|
|
|
|
|
#define arch_atomic_fetch_andnot_acquire arch_atomic_fetch_andnot_acquire
|
|
|
|
|
#define arch_atomic_fetch_andnot_release arch_atomic_fetch_andnot_release
|
|
|
|
|
#define arch_atomic_fetch_andnot arch_atomic_fetch_andnot
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_or_relaxed arch_atomic_fetch_or_relaxed
|
|
|
|
|
#define arch_atomic_fetch_or_acquire arch_atomic_fetch_or_acquire
|
|
|
|
|
#define arch_atomic_fetch_or_release arch_atomic_fetch_or_release
|
|
|
|
|
#define arch_atomic_fetch_or arch_atomic_fetch_or
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_fetch_xor_relaxed arch_atomic_fetch_xor_relaxed
|
|
|
|
|
#define arch_atomic_fetch_xor_acquire arch_atomic_fetch_xor_acquire
|
|
|
|
|
#define arch_atomic_fetch_xor_release arch_atomic_fetch_xor_release
|
|
|
|
|
#define arch_atomic_fetch_xor arch_atomic_fetch_xor
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_xchg_relaxed(v, new) \
|
|
|
|
|
arch_xchg_relaxed(&((v)->counter), (new))
|
|
|
|
|
#define arch_atomic_xchg_acquire(v, new) \
|
|
|
|
|
arch_xchg_acquire(&((v)->counter), (new))
|
|
|
|
|
#define arch_atomic_xchg_release(v, new) \
|
|
|
|
|
arch_xchg_release(&((v)->counter), (new))
|
|
|
|
|
#define arch_atomic_xchg(v, new) \
|
|
|
|
|
arch_xchg(&((v)->counter), (new))
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_cmpxchg_relaxed(v, old, new) \
|
|
|
|
|
arch_cmpxchg_relaxed(&((v)->counter), (old), (new))
|
|
|
|
|
#define arch_atomic_cmpxchg_acquire(v, old, new) \
|
|
|
|
|
arch_cmpxchg_acquire(&((v)->counter), (old), (new))
|
|
|
|
|
#define arch_atomic_cmpxchg_release(v, old, new) \
|
|
|
|
|
arch_cmpxchg_release(&((v)->counter), (old), (new))
|
|
|
|
|
#define arch_atomic_cmpxchg(v, old, new) \
|
|
|
|
|
arch_cmpxchg(&((v)->counter), (old), (new))
|
|
|
|
|
|
|
|
|
|
#define arch_atomic_andnot arch_atomic_andnot
|
2015-02-03 18:26:53 +07:00
|
|
|
|
2012-03-05 18:49:29 +07:00
|
|
|
/*
|
2018-09-04 17:48:30 +07:00
|
|
|
* 64-bit arch_atomic operations.
|
2012-03-05 18:49:29 +07:00
|
|
|
*/
|
2018-09-04 17:48:30 +07:00
|
|
|
#define ATOMIC64_INIT ATOMIC_INIT
|
|
|
|
|
#define arch_atomic64_read arch_atomic_read
|
|
|
|
|
#define arch_atomic64_set arch_atomic_set
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_add_return_relaxed arch_atomic64_add_return_relaxed
|
|
|
|
|
#define arch_atomic64_add_return_acquire arch_atomic64_add_return_acquire
|
|
|
|
|
#define arch_atomic64_add_return_release arch_atomic64_add_return_release
|
|
|
|
|
#define arch_atomic64_add_return arch_atomic64_add_return
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_sub_return_relaxed arch_atomic64_sub_return_relaxed
|
|
|
|
|
#define arch_atomic64_sub_return_acquire arch_atomic64_sub_return_acquire
|
|
|
|
|
#define arch_atomic64_sub_return_release arch_atomic64_sub_return_release
|
|
|
|
|
#define arch_atomic64_sub_return arch_atomic64_sub_return
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_add_relaxed arch_atomic64_fetch_add_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_add_acquire arch_atomic64_fetch_add_acquire
|
|
|
|
|
#define arch_atomic64_fetch_add_release arch_atomic64_fetch_add_release
|
|
|
|
|
#define arch_atomic64_fetch_add arch_atomic64_fetch_add
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_sub_relaxed arch_atomic64_fetch_sub_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_sub_acquire arch_atomic64_fetch_sub_acquire
|
|
|
|
|
#define arch_atomic64_fetch_sub_release arch_atomic64_fetch_sub_release
|
|
|
|
|
#define arch_atomic64_fetch_sub arch_atomic64_fetch_sub
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_and_relaxed arch_atomic64_fetch_and_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_and_acquire arch_atomic64_fetch_and_acquire
|
|
|
|
|
#define arch_atomic64_fetch_and_release arch_atomic64_fetch_and_release
|
|
|
|
|
#define arch_atomic64_fetch_and arch_atomic64_fetch_and
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_andnot_relaxed arch_atomic64_fetch_andnot_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_andnot_acquire arch_atomic64_fetch_andnot_acquire
|
|
|
|
|
#define arch_atomic64_fetch_andnot_release arch_atomic64_fetch_andnot_release
|
|
|
|
|
#define arch_atomic64_fetch_andnot arch_atomic64_fetch_andnot
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_or_relaxed arch_atomic64_fetch_or_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_or_acquire arch_atomic64_fetch_or_acquire
|
|
|
|
|
#define arch_atomic64_fetch_or_release arch_atomic64_fetch_or_release
|
|
|
|
|
#define arch_atomic64_fetch_or arch_atomic64_fetch_or
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_fetch_xor_relaxed arch_atomic64_fetch_xor_relaxed
|
|
|
|
|
#define arch_atomic64_fetch_xor_acquire arch_atomic64_fetch_xor_acquire
|
|
|
|
|
#define arch_atomic64_fetch_xor_release arch_atomic64_fetch_xor_release
|
|
|
|
|
#define arch_atomic64_fetch_xor arch_atomic64_fetch_xor
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_xchg_relaxed arch_atomic_xchg_relaxed
|
|
|
|
|
#define arch_atomic64_xchg_acquire arch_atomic_xchg_acquire
|
|
|
|
|
#define arch_atomic64_xchg_release arch_atomic_xchg_release
|
|
|
|
|
#define arch_atomic64_xchg arch_atomic_xchg
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_cmpxchg_relaxed arch_atomic_cmpxchg_relaxed
|
|
|
|
|
#define arch_atomic64_cmpxchg_acquire arch_atomic_cmpxchg_acquire
|
|
|
|
|
#define arch_atomic64_cmpxchg_release arch_atomic_cmpxchg_release
|
|
|
|
|
#define arch_atomic64_cmpxchg arch_atomic_cmpxchg
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_andnot arch_atomic64_andnot
|
|
|
|
|
|
|
|
|
|
#define arch_atomic64_dec_if_positive arch_atomic64_dec_if_positive
|
|
|
|
|
|
|
|
|
|
#include <asm-generic/atomic-instrumented.h>
|
2018-06-21 19:13:20 +07:00
|
|
|
|
2012-03-05 18:49:29 +07:00
|
|
|
#endif
|
|
|
|
|
#endif
|
