drivers/misc/mediatek/gpu/mt8127/mali/ump/linux/ump_osk_atomics.c

   1 /*
   2  * This confidential and proprietary software may be used only as
   3  * authorised by a licensing agreement from ARM Limited
   4  * (C) COPYRIGHT 2008-2010 ARM Limited
   5  * ALL RIGHTS RESERVED
   6  * The entire notice above must be reproduced on all authorised
   7  * copies and copies may only be made to the extent permitted
   8  * by a licensing agreement from ARM Limited.
   9  */
  10
  11 /**
  12  * @file ump_osk_atomics.c
  13  * Implementation of the OS abstraction layer for the UMP kernel device driver
  14  */
  15
  16 #include "ump_osk.h"
  17 #include <asm/atomic.h>
  18
  19 int _ump_osk_atomic_dec_and_read( _mali_osk_atomic_t *atom )
  20 {
  21         return atomic_dec_return((atomic_t *)&atom->u.val);
  22 }
  23
  24 int _ump_osk_atomic_inc_and_read( _mali_osk_atomic_t *atom )
  25 {
  26         return atomic_inc_return((atomic_t *)&atom->u.val);
  27 }