41 struct uart_port;
50 	unsigned int	(*tx_empty)(struct uart_port *);
51 	void		(*set_mctrl)(struct uart_port *, unsigned int mctrl);
52 	unsigned int	(*get_mctrl)(struct uart_port *);
53 	void		(*stop_tx)(struct uart_port *);
54 	void		(*start_tx)(struct uart_port *);
55 	void		(*throttle)(struct uart_port *);
56 	void		(*unthrottle)(struct uart_port *);
57 	void		(*send_xchar)(struct uart_port *, char ch);
58 	void		(*stop_rx)(struct uart_port *);
59 	void		(*enable_ms)(struct uart_port *);
60 	void		(*break_ctl)(struct uart_port *, int ctl);
61 	int		(*startup)(struct uart_port *);
62 	void		(*shutdown)(struct uart_port *);
63 	void		(*flush_buffer)(struct uart_port *);
64 	void		(*set_termios)(struct uart_port *, struct ktermios *new,
66 	void		(*set_ldisc)(struct uart_port *, struct ktermios *);
67 	void		(*pm)(struct uart_port *, unsigned int state,
73 	const char	*(*type)(struct uart_port *);
79 	void		(*release_port)(struct uart_port *);
85 	int		(*request_port)(struct uart_port *);
86 	void		(*config_port)(struct uart_port *, int);
87 	int		(*verify_port)(struct uart_port *, struct serial_struct *);
88 	int		(*ioctl)(struct uart_port *, unsigned int, unsigned long);
90 	int		(*poll_init)(struct uart_port *);
91 	void		(*poll_put_char)(struct uart_port *, unsigned char);
92 	int		(*poll_get_char)(struct uart_port *);
117 struct uart_port {  struct
121 	unsigned int		(*serial_in)(struct uart_port *, int);  argument
122 	void			(*serial_out)(struct uart_port *, int, int);  argument
123 	void			(*set_termios)(struct uart_port *,  argument
126 	void			(*set_ldisc)(struct uart_port *,  argument
128 	unsigned int		(*get_mctrl)(struct uart_port *);  argument
129 	void			(*set_mctrl)(struct uart_port *, unsigned int);  argument
130 	unsigned int		(*get_divisor)(struct uart_port *,  argument
133 	void			(*set_divisor)(struct uart_port *,  argument
137 	int			(*startup)(struct uart_port *port);  argument
138 	void			(*shutdown)(struct uart_port *port);  argument
139 	void			(*throttle)(struct uart_port *port);  argument
140 	void			(*unthrottle)(struct uart_port *port);  argument
141 	int			(*handle_irq)(struct uart_port *);  argument
142 	void			(*pm)(struct uart_port *, unsigned int state,  argument
144 	void			(*handle_break)(struct uart_port *);  argument
145 	int			(*rs485_config)(struct uart_port *,  argument
266 static inline int serial_port_in(struct uart_port *up, int offset)  in serial_port_in()  argument
271 static inline void serial_port_out(struct uart_port *up, int offset, int value)  in serial_port_out()
299 	struct uart_port	*uart_port;  member
328 void uart_write_wakeup(struct uart_port *port);
333 void uart_update_timeout(struct uart_port *port, unsigned int cflag,
335 unsigned int uart_get_baud_rate(struct uart_port *port, struct ktermios *termios,
338 unsigned int uart_get_divisor(struct uart_port *port, unsigned int baud);
341 static inline int uart_poll_timeout(struct uart_port *port)  in uart_poll_timeout()
353 	struct uart_port port;
402 struct uart_port *uart_get_console(struct uart_port *ports, int nr,
408 int uart_set_options(struct uart_port *port, struct console *co, int baud,
411 void uart_console_write(struct uart_port *port, const char *s,
413 			void (*putchar)(struct uart_port *, int));
420 int uart_add_one_port(struct uart_driver *reg, struct uart_port *port);
421 int uart_remove_one_port(struct uart_driver *reg, struct uart_port *port);
422 int uart_match_port(struct uart_port *port1, struct uart_port *port2);
427 int uart_suspend_port(struct uart_driver *reg, struct uart_port *port);
428 int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
439 static inline int uart_tx_stopped(struct uart_port *port)  in uart_tx_stopped()
447 static inline bool uart_cts_enabled(struct uart_port *uport)  in uart_cts_enabled()
452 static inline bool uart_softcts_mode(struct uart_port *uport)  in uart_softcts_mode()
463 extern void uart_handle_dcd_change(struct uart_port *uport,
465 extern void uart_handle_cts_change(struct uart_port *uport,
468 extern void uart_insert_char(struct uart_port *port, unsigned int status,
473 uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)  in uart_handle_sysrq_char()
492 static inline int uart_handle_break(struct uart_port *port)  in uart_handle_break()