1 /*
2 * Copyright (C) 2010-2011, 2013-2014, 2016-2017 ARM Limited. All rights reserved.
3 *
4 * This program is free software and is provided to you under the terms of the GNU General Public License version 2
5 * as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
6 *
7 * A copy of the licence is included with the program, and can also be obtained from Free Software
8 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
9 */
10
11 /**
12 * @file mali_osk_memory.c
13 * Implementation of the OS abstraction layer for the kernel device driver
14 */
15
16 #include "mali_osk.h"
17 #include <linux/slab.h>
18 #include <linux/vmalloc.h>
19
_mali_osk_calloc(u32 n,u32 size)20 void inline *_mali_osk_calloc(u32 n, u32 size)
21 {
22 return kcalloc(n, size, GFP_KERNEL);
23 }
24
_mali_osk_malloc(u32 size)25 void inline *_mali_osk_malloc(u32 size)
26 {
27 return kmalloc(size, GFP_KERNEL);
28 }
29
_mali_osk_free(void * ptr)30 void inline _mali_osk_free(void *ptr)
31 {
32 kfree(ptr);
33 }
34
_mali_osk_valloc(u32 size)35 void inline *_mali_osk_valloc(u32 size)
36 {
37 return vmalloc(size);
38 }
39
_mali_osk_vfree(void * ptr)40 void inline _mali_osk_vfree(void *ptr)
41 {
42 vfree(ptr);
43 }
44
_mali_osk_memcpy(void * dst,const void * src,u32 len)45 void inline *_mali_osk_memcpy(void *dst, const void *src, u32 len)
46 {
47 return memcpy(dst, src, len);
48 }
49
_mali_osk_memset(void * s,u32 c,u32 n)50 void inline *_mali_osk_memset(void *s, u32 c, u32 n)
51 {
52 return memset(s, c, n);
53 }
54
_mali_osk_mem_check_allocated(u32 max_allocated)55 mali_bool _mali_osk_mem_check_allocated(u32 max_allocated)
56 {
57 /* No need to prevent an out-of-memory dialogue appearing on Linux,
58 * so we always return MALI_TRUE.
59 */
60 return MALI_TRUE;
61 }
62