1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Serial core related functions, serial port device drivers do not need this.
4  *
5  * Copyright (C) 2023 Texas Instruments Incorporated - https://www.ti.com/
6  * Author: Tony Lindgren <tony@atomide.com>
7  */
8 
9 #define to_serial_base_ctrl_device(d) container_of((d), struct serial_ctrl_device, dev)
10 #define to_serial_base_port_device(d) container_of((d), struct serial_port_device, dev)
11 
12 struct uart_driver;
13 struct uart_port;
14 struct device_driver;
15 struct device;
16 
17 struct serial_ctrl_device {
18 	struct device dev;
19 	struct ida port_ida;
20 };
21 
22 struct serial_port_device {
23 	struct device dev;
24 	struct uart_port *port;
25 };
26 
27 int serial_base_ctrl_init(void);
28 void serial_base_ctrl_exit(void);
29 
30 int serial_base_port_init(void);
31 void serial_base_port_exit(void);
32 
33 int serial_base_driver_register(struct device_driver *driver);
34 void serial_base_driver_unregister(struct device_driver *driver);
35 
36 struct serial_ctrl_device *serial_base_ctrl_add(struct uart_port *port,
37 						struct device *parent);
38 struct serial_port_device *serial_base_port_add(struct uart_port *port,
39 						struct serial_ctrl_device *parent);
40 void serial_base_ctrl_device_remove(struct serial_ctrl_device *ctrl_dev);
41 void serial_base_port_device_remove(struct serial_port_device *port_dev);
42 
43 int serial_ctrl_register_port(struct uart_driver *drv, struct uart_port *port);
44 void serial_ctrl_unregister_port(struct uart_driver *drv, struct uart_port *port);
45 
46 int serial_core_register_port(struct uart_driver *drv, struct uart_port *port);
47 void serial_core_unregister_port(struct uart_driver *drv, struct uart_port *port);
48