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| 2 | |
| 3 | * Serial core related functions, serial port device drivers do not need this.
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| 4 | *
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| 5 | * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
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| 6 | * Author: Tony Lindgren <[email protected]>
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| 7 |
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| 8 |
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| 9 | #define to_serial_base_ctrl_device(d) container_of((d), struct serial_ctrl_device, dev)
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| 10 | #define to_serial_base_port_device(d) container_of((d), struct serial_port_device, dev)
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| 11 |
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| 12 | struct uart_driver;
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| 13 | struct uart_port;
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| 14 | struct device_driver;
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| 15 | struct device;
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| 16 |
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| 17 | struct serial_ctrl_device {
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| 18 | struct device dev;
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| 19 | struct ida port_ida;
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| 20 | };
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| 21 |
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| 22 | struct serial_port_device {
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| 23 | struct device dev;
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| 24 | struct uart_port *port;
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| 25 | unsigned int tx_enabled:1;
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| 26 | };
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| 27 |
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| 28 | int serial_base_ctrl_init(void);
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| 29 | void serial_base_ctrl_exit(void);
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| 30 |
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| 31 | int serial_base_port_init(void);
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| 32 | void serial_base_port_exit(void);
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| 33 |
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| 34 | void serial_base_port_startup(struct uart_port *port);
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| 35 | void serial_base_port_shutdown(struct uart_port *port);
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| 36 |
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| 37 | int serial_base_driver_register(struct device_driver *driver);
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| 38 | void serial_base_driver_unregister(struct device_driver *driver);
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| 39 |
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| 40 | struct serial_ctrl_device *serial_base_ctrl_add(struct uart_port *port,
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| 41 | struct device *parent);
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| 42 | struct serial_port_device *serial_base_port_add(struct uart_port *port,
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| 43 | struct serial_ctrl_device *parent);
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| 44 | void serial_base_ctrl_device_remove(struct serial_ctrl_device *ctrl_dev);
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| 45 | void serial_base_port_device_remove(struct serial_port_device *port_dev);
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| 46 |
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| 47 | int serial_ctrl_register_port(struct uart_driver *drv, struct uart_port *port);
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| 48 | void serial_ctrl_unregister_port(struct uart_driver *drv, struct uart_port *port);
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| 49 |
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| 50 | int serial_core_register_port(struct uart_driver *drv, struct uart_port *port);
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| 51 | void serial_core_unregister_port(struct uart_driver *drv, struct uart_port *port);
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| 52 |
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| 53 | #ifdef CONFIG_SERIAL_CORE_CONSOLE
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| 54 |
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| 55 | int serial_base_match_and_update_preferred_console(struct uart_driver *drv,
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| 56 | struct uart_port *port);
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| 57 |
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| 58 | #else
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| 59 |
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| 60 | static inline
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| 61 | int serial_base_match_and_update_preferred_console(struct uart_driver *drv,
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| 62 | struct uart_port *port)
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| 63 | {
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| 64 | return 0;
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| 65 | }
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| 66 |
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| 67 | #endif
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