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87 lines
2.1 KiB
87 lines
2.1 KiB
/* Copyright (c) 2014-2019, 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 DIAGFWD_MHI_H
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#define DIAGFWD_MHI_H
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#include "diagchar.h"
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/completion.h>
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#include <linux/fs.h>
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#include <linux/types.h>
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#include <linux/cdev.h>
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#include <linux/list.h>
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#include <linux/wait.h>
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#include <linux/pci.h>
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#include <linux/vmalloc.h>
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#include <linux/uaccess.h>
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#include <linux/slab.h>
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#include <linux/poll.h>
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#include <linux/sched.h>
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#include <linux/platform_device.h>
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#include <linux/tty.h>
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#include <linux/delay.h>
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#include <linux/ipc_logging.h>
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#include <linux/mhi.h>
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#define MHI_1 0
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#define MHI_DCI_1 1
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#define NUM_MHI_DEV 2
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#define TYPE_MHI_READ_CH 0
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#define TYPE_MHI_WRITE_CH 1
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#define DIAG_MHI_NAME_SZ 24
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struct diag_mhi_buf_tbl_t {
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struct list_head link;
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unsigned char *buf;
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int len;
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};
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struct diag_mhi_ch_t {
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uint8_t type;
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spinlock_t lock;
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atomic_t opened;
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struct list_head buf_tbl;
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};
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struct diag_mhi_info {
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int id;
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int dev_id;
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int mempool;
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int mempool_init;
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int num_read;
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uint8_t enabled;
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struct mhi_device *mhi_dev;
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char name[DIAG_MHI_NAME_SZ];
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struct work_struct read_work;
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struct list_head read_done_list;
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struct work_struct read_done_work;
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struct work_struct open_work;
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struct work_struct close_work;
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struct workqueue_struct *mhi_wq;
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wait_queue_head_t mhi_wait_q;
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struct diag_mhi_ch_t read_ch;
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struct diag_mhi_ch_t write_ch;
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struct mutex ch_mutex;
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spinlock_t lock;
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};
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extern struct diag_mhi_info diag_mhi[NUM_MHI_DEV];
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int diag_mhi_init(void);
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void diag_mhi_exit(void);
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void diag_register_with_mhi(void);
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void diag_unregister_mhi(void);
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#endif
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