mirror of
https://github.com/openharmony/kernel_linux_common_modules.git
synced 2026-08-27 01:31:36 -04:00
suwanghw
150 lines
3.7 KiB
C
150 lines
3.7 KiB
C
/*
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* Copyright (c) 2012-2022 Huawei Technologies Co., Ltd.
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* Description: dynamic ion memory function declaration.
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef DYNAMIC_MMEM_H
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#define DYNAMIC_MMEM_H
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#include <linux/version.h>
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#include <securec.h>
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#include "teek_ns_client.h"
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#ifdef CONFIG_DYNAMIC_ION
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#ifdef CONFIG_DMABUF_MM
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#include <linux/dmabuf/mm_dma_heap.h>
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#else
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#include <linux/ion/mm_ion.h>
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#endif
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#endif
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struct sg_memory {
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int dyn_shared_fd;
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struct sg_table *dyn_sg_table;
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struct dma_buf *dyn_dma_buf;
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phys_addr_t ion_phys_addr;
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size_t len;
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void *ion_virt_addr;
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};
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struct dynamic_mem_item {
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struct list_head head;
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uint32_t configid;
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uint32_t size;
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struct sg_memory memory;
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uint32_t cafd;
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struct tc_uuid uuid;
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uint32_t ddr_sec_region;
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};
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struct dynamic_mem_config {
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struct tc_uuid uuid;
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uint32_t ddr_sec_region;
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};
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#define MAX_ION_NENTS 1024
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typedef struct ion_page_info {
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phys_addr_t phys_addr;
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uint32_t npages;
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}tz_page_info;
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typedef struct sglist {
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uint64_t sglist_size;
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uint64_t ion_size;
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uint64_t ion_id;
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uint64_t info_length;
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struct ion_page_info page_info[0];
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}tz_sg_list;
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#ifdef CONFIG_DYNAMIC_ION
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bool is_ion_param(uint32_t param_type);
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int init_dynamic_mem(void);
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int load_app_use_configid(uint32_t configid, uint32_t cafd,
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const struct tc_uuid *uuid, uint32_t size, int32_t *ret_origin);
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void kill_ion_by_cafd(unsigned int cafd);
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void kill_ion_by_uuid(const struct tc_uuid *uuid);
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int load_image_for_ion(const struct load_img_params *params, int32_t *ret_origin);
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int alloc_for_ion_sglist(const struct tc_call_params *call_params,
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struct tc_op_params *op_params, uint8_t kernel_params,
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uint32_t param_type, unsigned int index);
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int alloc_for_ion(const struct tc_call_params *call_params,
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struct tc_op_params *op_params, uint8_t kernel_params,
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uint32_t param_type, unsigned int index);
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#else
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static inline bool is_ion_param(uint32_t param_type)
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{
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(void)param_type;
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return false;
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}
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static inline int load_image_for_ion(const struct load_img_params *params, int32_t *ret_origin)
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{
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(void)params;
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(void)ret_origin;
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return 0;
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}
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static inline int init_dynamic_mem(void)
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{
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return 0;
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}
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static inline int load_app_use_configid(uint32_t configid, uint32_t cafd,
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const struct tc_uuid *uuid, uint32_t size)
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{
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(void)configid;
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(void)cafd;
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(void)uuid;
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(void)size;
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return 0;
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}
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static inline void kill_ion_by_cafd(unsigned int cafd)
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{
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(void)cafd;
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return;
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}
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static inline void kill_ion_by_uuid(const struct tc_uuid *uuid)
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{
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(void)uuid;
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return;
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}
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static inline int alloc_for_ion_sglist(const struct tc_call_params *call_params,
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struct tc_op_params *op_params, uint8_t kernel_params,
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uint32_t param_type, unsigned int index)
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{
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(void)call_params;
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(void)op_params;
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(void)kernel_params;
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(void)param_type;
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(void)index;
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tloge("not support seg and related feature!\n");
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return -1;
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}
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static inline int alloc_for_ion(const struct tc_call_params *call_params,
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struct tc_op_params *op_params, uint8_t kernel_params,
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uint32_t param_type, unsigned int index)
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{
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(void)call_params;
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(void)op_params;
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(void)kernel_params;
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(void)param_type;
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(void)index;
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tloge("not support ion and related feature!\n");
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return -1;
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}
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#endif
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#endif |