/* SPDX-License-Identifier: GPL-2.0 */
/* atomic.h: These still suck, but the I-cache hit rate is higher.
*
* Copyright (C) 1996 David S. Miller (davem@davemloft.net)
* Copyright (C) 2000 Anton Blanchard (anton@linuxcare.com.au)
* Copyright (C) 2007 Kyle McMartin (kyle@parisc-linux.org)
*
* Additions by Keith M Wesolowski (wesolows@foobazco.org) based
* on asm-parisc/atomic.h Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>.
*/
#ifndef __ARCH_SPARC_ATOMIC__
#define __ARCH_SPARC_ATOMIC__
#include <linux/types.h>
#include <
asm/cmpxchg.h>
#include <
asm/barrier.h>
#include <asm-generic/atomic64.h>
int arch_atomic_add_return(
int, atomic_t *);
#define arch_atomic_add_return arch_atomic_add_return
int arch_atomic_fetch_add(
int, atomic_t *);
#define arch_atomic_fetch_add arch_atomic_fetch_add
int arch_atomic_fetch_and(
int, atomic_t *);
#define arch_atomic_fetch_and arch_atomic_fetch_and
int arch_atomic_fetch_or(
int, atomic_t *);
#define arch_atomic_fetch_or arch_atomic_fetch_or
int arch_atomic_fetch_xor(
int, atomic_t *);
#define arch_atomic_fetch_xor arch_atomic_fetch_xor
int arch_atomic_cmpxchg(atomic_t *,
int,
int);
#define arch_atomic_cmpxchg arch_atomic_cmpxchg
int arch_atomic_xchg(atomic_t *,
int);
#define arch_atomic_xchg arch_atomic_xchg
int arch_atomic_fetch_add_unless(atomic_t *,
int,
int);
#define arch_atomic_fetch_add_unless arch_atomic_fetch_add_unless
void arch_atomic_set(atomic_t *,
int);
#define arch_atomic_set_release(v, i) arch_atomic_set((v), (i))
#define arch_atomic_read(v) READ_ONCE((v)->counter)
#define arch_atomic_add(i, v) ((
void)arch_atomic_add_return( (
int)(i), (v)))
#define arch_atomic_sub(i, v) ((
void)arch_atomic_add_return(-(
int)(i), (v)))
#define arch_atomic_and(i, v) ((
void)arch_atomic_fetch_and((i), (v)))
#define arch_atomic_or(i, v) ((
void)arch_atomic_fetch_or((i), (v)))
#define arch_atomic_xor(i, v) ((
void)arch_atomic_fetch_xor((i), (v)))
#define arch_atomic_sub_return(i, v) (arch_atomic_add_return(-(
int)(i), (v)))
#define arch_atomic_fetch_sub(i, v) (arch_atomic_fetch_add (-(
int)(i), (v)))
#endif /* !(__ARCH_SPARC_ATOMIC__) */
