52 lines
1.7 KiB
C
52 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Serial core related functions, serial port device drivers do not need this.
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*
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* Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
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* Author: Tony Lindgren <tony@atomide.com>
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*/
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#define to_serial_base_ctrl_device(d) container_of((d), struct serial_ctrl_device, dev)
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#define to_serial_base_port_device(d) container_of((d), struct serial_port_device, dev)
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struct uart_driver;
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struct uart_port;
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struct device_driver;
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struct device;
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struct serial_ctrl_device {
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struct device dev;
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struct ida port_ida;
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};
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struct serial_port_device {
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struct device dev;
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struct uart_port *port;
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unsigned int tx_enabled:1;
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};
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int serial_base_ctrl_init(void);
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void serial_base_ctrl_exit(void);
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int serial_base_port_init(void);
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void serial_base_port_exit(void);
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void serial_base_port_startup(struct uart_port *port);
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void serial_base_port_shutdown(struct uart_port *port);
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int serial_base_driver_register(struct device_driver *driver);
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void serial_base_driver_unregister(struct device_driver *driver);
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struct serial_ctrl_device *serial_base_ctrl_add(struct uart_port *port,
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struct device *parent);
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struct serial_port_device *serial_base_port_add(struct uart_port *port,
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struct serial_ctrl_device *parent);
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void serial_base_ctrl_device_remove(struct serial_ctrl_device *ctrl_dev);
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void serial_base_port_device_remove(struct serial_port_device *port_dev);
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int serial_ctrl_register_port(struct uart_driver *drv, struct uart_port *port);
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void serial_ctrl_unregister_port(struct uart_driver *drv, struct uart_port *port);
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int serial_core_register_port(struct uart_driver *drv, struct uart_port *port);
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void serial_core_unregister_port(struct uart_driver *drv, struct uart_port *port);
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