2 * This confidential and proprietary software may be used only as
3 * authorised by a licensing agreement from ARM Limited
4 * (C) COPYRIGHT 2013-2014 ARM Limited
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.
11 #ifndef __MALI_MEMORY_OS_ALLOC_H__
12 #define __MALI_MEMORY_OS_ALLOC_H__
15 #include "mali_session.h"
17 #include "mali_memory_types.h"
19 /* OS memory allocator */
20 /** @brief Allocate memory from OS
22 * This function will create a descriptor, allocate pages and map these on the CPU and Mali.
24 * @param mali_addr Mali virtual address to use for Mali mapping
25 * @param size Size to allocate
26 * @param vma Pointer to vma for CPU mapping
27 * @param session Pointer to session doing the allocation
29 mali_mem_allocation *mali_mem_os_alloc(u32 mali_addr, u32 size, struct vm_area_struct *vma, struct mali_session_data *session);
31 /** @brief Release Mali OS memory
33 * The session memory_lock must be held when calling this function.
35 * @param descriptor Pointer to the descriptor to release
37 void mali_mem_os_release(mali_mem_allocation *descriptor);
39 _mali_osk_errcode_t mali_mem_os_get_table_page(mali_dma_addr *phys, mali_io_address *mapping);
41 void mali_mem_os_release_table_page(mali_dma_addr phys, void *virt);
43 _mali_osk_errcode_t mali_mem_os_init(void);
44 void mali_mem_os_term(void);
45 u32 mali_mem_os_stat(void);
47 #endif /* __MALI_MEMORY_OS_ALLOC_H__ */