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_OS_ALLOC_H__ 12 #define __MALI_MEMORY_OS_ALLOC_H__ 13 14 #include "mali_osk.h" 15 #include "mali_memory_types.h" 16 17 18 /** @brief Release Mali OS memory 19 * 20 * The session memory_lock must be held when calling this function. 21 * 22 * @param mem_bkend Pointer to the mali_mem_backend to release 23 */ 24 u32 mali_mem_os_release(mali_mem_backend *mem_bkend); 25 26 _mali_osk_errcode_t mali_mem_os_get_table_page(mali_dma_addr *phys, mali_io_address *mapping); 27 28 void mali_mem_os_release_table_page(mali_dma_addr phys, void *virt); 29 30 _mali_osk_errcode_t mali_mem_os_init(void); 31 32 void mali_mem_os_term(void); 33 34 u32 mali_mem_os_stat(void); 35 36 void mali_mem_os_free_page_node(struct mali_page_node *m_page); 37 38 int mali_mem_os_alloc_pages(mali_mem_os_mem *os_mem, u32 size); 39 40 u32 mali_mem_os_free(struct list_head *os_pages, u32 pages_count, mali_bool cow_flag); 41 42 _mali_osk_errcode_t mali_mem_os_put_page(struct page *page); 43 44 _mali_osk_errcode_t mali_mem_os_resize_pages(mali_mem_os_mem *mem_from, mali_mem_os_mem *mem_to, u32 start_page, u32 page_count); 45 46 _mali_osk_errcode_t mali_mem_os_mali_map(mali_mem_os_mem *os_mem, struct mali_session_data *session, u32 vaddr, u32 start_page, u32 mapping_pgae_num, u32 props); 47 48 void mali_mem_os_mali_unmap(mali_mem_allocation *alloc); 49 50 int mali_mem_os_cpu_map(mali_mem_backend *mem_bkend, struct vm_area_struct *vma); 51 52 _mali_osk_errcode_t mali_mem_os_resize_cpu_map_locked(mali_mem_backend *mem_bkend, struct vm_area_struct *vma, unsigned long start_vaddr, u32 mappig_size); 53 54 #endif /* __MALI_MEMORY_OS_ALLOC_H__ */ 55