15 struct uart_8250_port;
51 	u32		(*dl_read)(struct uart_8250_port *up);
52 	void		(*dl_write)(struct uart_8250_port *up, u32 value);
84 struct uart_8250_port;
95 	int		(*setup_irq)(struct uart_8250_port *);
96 	void		(*release_irq)(struct uart_8250_port *);
97 	void		(*setup_timer)(struct uart_8250_port *);
104 	struct uart_8250_port	*port;          /* for hrtimer callbacks */
124 struct uart_8250_port {  struct
160 	u32			(*dl_read)(struct uart_8250_port *up);  argument
161 	void			(*dl_write)(struct uart_8250_port *up, u32 value);  argument
164 	void			(*rs485_start_tx)(struct uart_8250_port *);  argument
165 	void			(*rs485_stop_tx)(struct uart_8250_port *);  argument
172 static inline struct uart_8250_port *up_to_u8250p(struct uart_port *up)  in up_to_u8250p()  argument
174 	return container_of(up, struct uart_8250_port, port);  in up_to_u8250p()
177 int serial8250_register_8250_port(const struct uart_8250_port *);
199 u16 serial8250_rx_chars(struct uart_8250_port *up, u16 lsr);
200 void serial8250_read_char(struct uart_8250_port *up, u16 lsr);
201 void serial8250_tx_chars(struct uart_8250_port *up);
202 unsigned int serial8250_modem_status(struct uart_8250_port *up);
203 void serial8250_init_port(struct uart_8250_port *up);
204 void serial8250_set_defaults(struct uart_8250_port *up);
205 void serial8250_console_write(struct uart_8250_port *up, const char *s,