89 static inline struct dz_port *to_dport(struct uart_port *uport)  in to_dport()  argument
91 	return container_of(uport, struct dz_port, port);  in to_dport()
127 static void dz_stop_tx(struct uart_port *uport)  in dz_stop_tx()  argument
129 	struct dz_port *dport = to_dport(uport);  in dz_stop_tx()
137 static void dz_start_tx(struct uart_port *uport)  in dz_start_tx()  argument
139 	struct dz_port *dport = to_dport(uport);  in dz_start_tx()
147 static void dz_stop_rx(struct uart_port *uport)  in dz_stop_rx()  argument
149 	struct dz_port *dport = to_dport(uport);  in dz_stop_rx()
184 	struct uart_port *uport;  in dz_receive_chars()  local
194 		uport = &dport->port;  in dz_receive_chars()
199 		icount = &uport->icount;  in dz_receive_chars()
219 				if (uart_handle_break(uport))  in dz_receive_chars()
228 			status &= uport->read_status_mask;  in dz_receive_chars()
238 		if (uart_handle_sysrq_char(uport, ch))  in dz_receive_chars()
241 		uart_insert_char(uport, status, DZ_OERR, ch, flag);  in dz_receive_chars()
361 static unsigned int dz_get_mctrl(struct uart_port *uport)  in dz_get_mctrl()  argument
366 	struct dz_port *dport = to_dport(uport);  in dz_get_mctrl()
377 static void dz_set_mctrl(struct uart_port *uport, unsigned int mctrl)  in dz_set_mctrl()  argument
382 	struct dz_port *dport = to_dport(uport);  in dz_set_mctrl()
402 static int dz_startup(struct uart_port *uport)  in dz_startup()  argument
404 	struct dz_port *dport = to_dport(uport);  in dz_startup()
443 static void dz_shutdown(struct uart_port *uport)  in dz_shutdown()  argument
445 	struct dz_port *dport = to_dport(uport);  in dz_shutdown()
478 static unsigned int dz_tx_empty(struct uart_port *uport)  in dz_tx_empty()  argument
480 	struct dz_port *dport = to_dport(uport);  in dz_tx_empty()
489 static void dz_break_ctl(struct uart_port *uport, int break_state)  in dz_break_ctl()  argument
495 	struct dz_port *dport = to_dport(uport);  in dz_break_ctl()
499 	spin_lock_irqsave(&uport->lock, flags);  in dz_break_ctl()
506 	spin_unlock_irqrestore(&uport->lock, flags);  in dz_break_ctl()
565 static void dz_set_termios(struct uart_port *uport, struct ktermios *termios,  in dz_set_termios()  argument
568 	struct dz_port *dport = to_dport(uport);  in dz_set_termios()
597 	baud = uart_get_baud_rate(uport, termios, old_termios, 50, 9600);  in dz_set_termios()
600 		baud = uart_get_baud_rate(uport, old_termios, NULL, 50, 9600);  in dz_set_termios()
615 	uart_update_timeout(uport, termios->c_cflag, baud);  in dz_set_termios()
628 	uport->ignore_status_mask = 0;  in dz_set_termios()
644 static void dz_pm(struct uart_port *uport, unsigned int state,  in dz_pm()  argument
647 	struct dz_port *dport = to_dport(uport);  in dz_pm()
659 static const char *dz_type(struct uart_port *uport)  in dz_type()  argument
664 static void dz_release_port(struct uart_port *uport)  in dz_release_port()  argument
666 	struct dz_mux *mux = to_dport(uport)->mux;  in dz_release_port()
669 	iounmap(uport->membase);  in dz_release_port()
670 	uport->membase = NULL;  in dz_release_port()
674 		release_mem_region(uport->mapbase, dec_kn_slot_size);  in dz_release_port()
677 static int dz_map_port(struct uart_port *uport)  in dz_map_port()  argument
679 	if (!uport->membase)  in dz_map_port()
680 		uport->membase = ioremap_nocache(uport->mapbase,  in dz_map_port()
682 	if (!uport->membase) {  in dz_map_port()
689 static int dz_request_port(struct uart_port *uport)  in dz_request_port()  argument
691 	struct dz_mux *mux = to_dport(uport)->mux;  in dz_request_port()
697 		if (!request_mem_region(uport->mapbase, dec_kn_slot_size,  in dz_request_port()
705 	ret = dz_map_port(uport);  in dz_request_port()
709 			release_mem_region(uport->mapbase, dec_kn_slot_size);  in dz_request_port()
715 static void dz_config_port(struct uart_port *uport, int flags)  in dz_config_port()  argument
717 	struct dz_port *dport = to_dport(uport);  in dz_config_port()
720 		if (dz_request_port(uport))  in dz_config_port()
723 		uport->type = PORT_DZ;  in dz_config_port()
732 static int dz_verify_port(struct uart_port *uport, struct serial_struct *ser)  in dz_verify_port()  argument
738 	if (ser->irq != uport->irq)  in dz_verify_port()
779 		struct uart_port *uport = &dport->port;  in dz_init_ports()  local
783 		uport->irq	= dec_interrupt[DEC_IRQ_DZ11];  in dz_init_ports()
784 		uport->fifosize	= 1;  in dz_init_ports()
785 		uport->iotype	= UPIO_MEM;  in dz_init_ports()
786 		uport->flags	= UPF_BOOT_AUTOCONF;  in dz_init_ports()
787 		uport->ops	= &dz_ops;  in dz_init_ports()
788 		uport->line	= line;  in dz_init_ports()
789 		uport->mapbase	= base;  in dz_init_ports()
808 static void dz_console_putchar(struct uart_port *uport, int ch)  in dz_console_putchar()  argument
810 	struct dz_port *dport = to_dport(uport);  in dz_console_putchar()
867 	struct uart_port *uport = &dport->port;  in dz_console_setup()  local
874 	ret = dz_map_port(uport);  in dz_console_setup()
881 	dz_pm(uport, 0, -1);  in dz_console_setup()