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author | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:45:31 +0800 |
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committer | Philippe Langlais <philippe.langlais@stericsson.com> | 2012-06-04 19:45:31 +0800 |
commit | 5347127d7d2ccffdd5dc6af8a24010199ef86f46 (patch) | |
tree | 3ee0ee11e14308b3d71fa4c86c6fed2509bcfc3f /drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c | |
parent | 1cd04b2aba9f3b3468adf0789030240e032d8d3e (diff) | |
parent | 5bd3314357fc6ec991071e0bb2f959fb98bc881c (diff) |
Merge topic branch 'mali-generic' into integration-linux-ux500
Diffstat (limited to 'drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c')
-rw-r--r-- | drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c new file mode 100644 index 00000000000..3dfba76bcb3 --- /dev/null +++ b/drivers/gpu/mali/mali400ko/driver/src/devicedrv/mali/linux/mali_osk_timers.c @@ -0,0 +1,65 @@ +/* + * 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); +} |