xref: /OK3568_Linux_fs/kernel/drivers/gpu/arm/mali400/mali/linux/mali_memory_manager.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Copyright (C) 2013-2017 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 #ifndef __MALI_MEMORY_MANAGER_H__
12 #define __MALI_MEMORY_MANAGER_H__
13 
14 #include "mali_osk.h"
15 #include <linux/list.h>
16 #include <linux/mm.h>
17 #include <linux/rbtree.h>
18 #include <linux/spinlock.h>
19 #include <linux/types.h>
20 #include "mali_memory_types.h"
21 #include "mali_memory_os_alloc.h"
22 #include "mali_uk_types.h"
23 
24 struct mali_allocation_manager {
25 	rwlock_t vm_lock;
26 	struct rb_root allocation_mgr_rb;
27 	struct list_head head;
28 	struct mutex list_mutex;
29 	u32 mali_allocation_num;
30 };
31 
32 extern struct idr mali_backend_idr;
33 extern struct mutex mali_idr_mutex;
34 
35 int mali_memory_manager_init(struct mali_allocation_manager *mgr);
36 void mali_memory_manager_uninit(struct mali_allocation_manager *mgr);
37 
38 void  mali_mem_allocation_struct_destory(mali_mem_allocation *alloc);
39 _mali_osk_errcode_t mali_mem_add_mem_size(struct mali_session_data *session, u32 mali_addr, u32 add_size);
40 mali_mem_backend *mali_mem_backend_struct_search(struct mali_session_data *session, u32 mali_address);
41 _mali_osk_errcode_t _mali_ukk_mem_allocate(_mali_uk_alloc_mem_s *args);
42 _mali_osk_errcode_t _mali_ukk_mem_free(_mali_uk_free_mem_s *args);
43 _mali_osk_errcode_t _mali_ukk_mem_bind(_mali_uk_bind_mem_s *args);
44 _mali_osk_errcode_t _mali_ukk_mem_unbind(_mali_uk_unbind_mem_s *args);
45 _mali_osk_errcode_t _mali_ukk_mem_cow(_mali_uk_cow_mem_s *args);
46 _mali_osk_errcode_t _mali_ukk_mem_cow_modify_range(_mali_uk_cow_modify_range_s *args);
47 _mali_osk_errcode_t _mali_ukk_mem_usage_get(_mali_uk_profiling_memory_usage_get_s *args);
48 _mali_osk_errcode_t _mali_ukk_mem_resize(_mali_uk_mem_resize_s *args);
49 
50 #endif
51 
52