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10685b6e98
Implements wwan port for MBIM & AT protocol communication Signed-off-by: M Chetan Kumar <m.chetan.kumar@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only
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*
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* Copyright (C) 2020-21 Intel Corporation.
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*/
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#ifndef IOSM_IPC_PORT_H
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#define IOSM_IPC_PORT_H
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#include <linux/wwan.h>
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#include "iosm_ipc_imem_ops.h"
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/**
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* struct iosm_cdev - State of the char driver layer.
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* @iosm_port: Pointer of type wwan_port
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* @ipc_imem: imem instance
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* @dev: Pointer to device struct
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* @pcie: PCIe component
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* @port_type: WWAN port type
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* @channel: Channel instance
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* @chl_id: Channel Indentifier
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*/
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struct iosm_cdev {
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struct wwan_port *iosm_port;
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struct iosm_imem *ipc_imem;
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struct device *dev;
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struct iosm_pcie *pcie;
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enum wwan_port_type port_type;
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struct ipc_mem_channel *channel;
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enum ipc_channel_id chl_id;
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};
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/**
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* ipc_port_init - Allocate IPC port & register to wwan subsystem for AT/MBIM
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* communication.
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* @ipc_imem: Pointer to iosm_imem structure
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* @ipc_port_cfg: IPC Port Config
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*
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* Returns: 0 on success & NULL on failure
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*/
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struct iosm_cdev *ipc_port_init(struct iosm_imem *ipc_imem,
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struct ipc_chnl_cfg ipc_port_cfg);
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/**
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* ipc_port_deinit - Free IPC port & unregister port with wwan subsystem.
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* @ipc_port: Array of pointer to the ipc port data-struct
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*/
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void ipc_port_deinit(struct iosm_cdev *ipc_port[]);
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#endif
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