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/*
* 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_timers.c
* Implementation of the OS abstraction layer for the kernel device driver
*/
#include <linux/timer.h>
#include <linux/slab.h>
#include "mali_osk.h"
#include "mali_kernel_common.h"
struct _mali_osk_timer_t_struct
{
struct timer_list timer;
};
typedef void (*timer_timeout_function_t)(unsigned long);
_mali_osk_timer_t *_mali_osk_timer_init(void)
{
_mali_osk_timer_t *t = (_mali_osk_timer_t*)kmalloc(sizeof(_mali_osk_timer_t), GFP_KERNEL);
if (NULL != t) init_timer(&t->timer);
return t;
}
void _mali_osk_timer_add( _mali_osk_timer_t *tim, u32 ticks_to_expire )
{
MALI_DEBUG_ASSERT_POINTER(tim);
tim->timer.expires = _mali_osk_time_tickcount() + ticks_to_expire;
add_timer(&(tim->timer));
}
void _mali_osk_timer_mod( _mali_osk_timer_t *tim, u32 expiry_tick)
{
MALI_DEBUG_ASSERT_POINTER(tim);
mod_timer(&(tim->timer), expiry_tick);
}
void _mali_osk_timer_del( _mali_osk_timer_t *tim )
{
MALI_DEBUG_ASSERT_POINTER(tim);
del_timer_sync(&(tim->timer));
}
void _mali_osk_timer_setcallback( _mali_osk_timer_t *tim, _mali_osk_timer_callback_t callback, void *data )
{
MALI_DEBUG_ASSERT_POINTER(tim);
tim->timer.data = (unsigned long)data;
tim->timer.function = (timer_timeout_function_t)callback;
}
void _mali_osk_timer_term( _mali_osk_timer_t *tim )
{
MALI_DEBUG_ASSERT_POINTER(tim);
kfree(tim);
}
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