satip-axe/kernel/drivers/stm/mali/linux/mali_osk_atomics.c
2015-03-26 17:24:57 +01:00

56 lines
1.5 KiB
C

/*
* Copyright (C) 2010-2011 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
*
* A copy of the licence is included with the program, and can also be obtained from Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/**
* @file mali_osk_atomics.c
* Implementation of the OS abstraction layer for the kernel device driver
*/
#include "mali_osk.h"
#include <asm/atomic.h>
#include "mali_kernel_common.h"
void _mali_osk_atomic_dec( _mali_osk_atomic_t *atom )
{
atomic_dec((atomic_t *)&atom->u.val);
}
u32 _mali_osk_atomic_dec_return( _mali_osk_atomic_t *atom )
{
return atomic_dec_return((atomic_t *)&atom->u.val);
}
void _mali_osk_atomic_inc( _mali_osk_atomic_t *atom )
{
atomic_inc((atomic_t *)&atom->u.val);
}
u32 _mali_osk_atomic_inc_return( _mali_osk_atomic_t *atom )
{
return atomic_inc_return((atomic_t *)&atom->u.val);
}
_mali_osk_errcode_t _mali_osk_atomic_init( _mali_osk_atomic_t *atom, u32 val )
{
MALI_CHECK_NON_NULL(atom, _MALI_OSK_ERR_INVALID_ARGS);
atomic_set((atomic_t *)&atom->u.val, val);
return _MALI_OSK_ERR_OK;
}
u32 _mali_osk_atomic_read( _mali_osk_atomic_t *atom )
{
return atomic_read((atomic_t *)&atom->u.val);
}
void _mali_osk_atomic_term( _mali_osk_atomic_t *atom )
{
MALI_IGNORE(atom);
}