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50 lines
1.5 KiB
50 lines
1.5 KiB
/* Copyright (c) 2014-2015, 2017-2020 The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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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 DIAG_MEMORYDEVICE_H
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#define DIAG_MEMORYDEVICE_H
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#include "diagchar.h"
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struct diag_buf_tbl_t {
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unsigned char *buf;
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int len;
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int ctx;
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};
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struct diag_md_info {
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int id;
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int ctx;
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int mempool;
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int num_tbl_entries;
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int md_info_inited;
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spinlock_t lock;
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struct diag_buf_tbl_t *tbl;
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struct diag_mux_ops *ops;
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};
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extern struct diag_md_info diag_md[NUM_DIAG_MD_DEV];
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int diag_md_init(void);
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int diag_md_mdm_init(void);
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void diag_md_exit(void);
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void diag_md_mdm_exit(void);
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void diag_md_open_all(void);
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void diag_md_close_all(void);
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void diag_md_open_device(int id);
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void diag_md_close_device(int id);
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void diag_md_clear_tbl_entries(int id);
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int diag_md_register(int id, int ctx, struct diag_mux_ops *ops);
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int diag_md_close_peripheral(int id, uint8_t peripheral);
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int diag_md_write(int id, unsigned char *buf, int len, int ctx);
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int diag_md_copy_to_user(char __user *buf, int *pret, size_t buf_size,
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struct diag_md_session_t *info);
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#endif
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