68 lines
1.2 KiB
C
68 lines
1.2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved.
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*/
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#ifndef _QDSS_BRIDGE_H
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#define _QDSS_BRIDGE_H
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struct qdss_buf_tbl_lst {
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struct list_head link;
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unsigned char *buf;
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struct qdss_request *usb_req;
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atomic_t available;
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atomic_t used;
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};
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struct qdss_mhi_buf_tbl_t {
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struct list_head link;
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unsigned char *buf;
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size_t len;
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};
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enum mhi_transfer_mode {
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MHI_TRANSFER_TYPE_USB,
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MHI_TRANSFER_TYPE_UCI,
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};
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enum open_status {
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DISABLE,
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ENABLE,
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SSR,
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};
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enum mhi_ch {
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QDSS,
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QDSS_HW,
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EMPTY,
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};
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struct qdss_bridge_drvdata {
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int alias;
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int nr_trbs;
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enum open_status opened;
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struct completion completion;
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size_t mtu;
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enum mhi_transfer_mode mode;
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spinlock_t lock;
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struct device *dev;
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struct cdev *cdev;
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struct mhi_device *mhi_dev;
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struct work_struct read_work;
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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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struct mhi_client_handle *hdl;
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struct mhi_client_info_t *client_info;
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struct list_head buf_tbl;
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struct list_head mhi_buf_tbl;
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struct list_head read_done_list;
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struct usb_qdss_ch *usb_ch;
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struct qdss_mhi_buf_tbl_t *cur_buf;
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wait_queue_head_t uci_wq;
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size_t rx_size;
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};
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#endif
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