Lines Matching defs:uport
85 static inline struct dz_port *to_dport(struct uart_port *uport)
87 return container_of(uport, struct dz_port, port);
123 static void dz_stop_tx(struct uart_port *uport)
125 struct dz_port *dport = to_dport(uport);
133 static void dz_start_tx(struct uart_port *uport)
135 struct dz_port *dport = to_dport(uport);
143 static void dz_stop_rx(struct uart_port *uport)
145 struct dz_port *dport = to_dport(uport);
180 struct uart_port *uport;
190 uport = &dport->port;
195 icount = &uport->icount;
215 if (uart_handle_break(uport))
224 status &= uport->read_status_mask;
234 if (uart_handle_sysrq_char(uport, ch))
237 uart_insert_char(uport, status, DZ_OERR, ch, flag);
356 static unsigned int dz_get_mctrl(struct uart_port *uport)
361 struct dz_port *dport = to_dport(uport);
372 static void dz_set_mctrl(struct uart_port *uport, unsigned int mctrl)
377 struct dz_port *dport = to_dport(uport);
397 static int dz_startup(struct uart_port *uport)
399 struct dz_port *dport = to_dport(uport);
438 static void dz_shutdown(struct uart_port *uport)
440 struct dz_port *dport = to_dport(uport);
473 static unsigned int dz_tx_empty(struct uart_port *uport)
475 struct dz_port *dport = to_dport(uport);
484 static void dz_break_ctl(struct uart_port *uport, int break_state)
490 struct dz_port *dport = to_dport(uport);
494 spin_lock_irqsave(&uport->lock, flags);
501 spin_unlock_irqrestore(&uport->lock, flags);
560 static void dz_set_termios(struct uart_port *uport, struct ktermios *termios,
563 struct dz_port *dport = to_dport(uport);
592 baud = uart_get_baud_rate(uport, termios, old_termios, 50, 9600);
613 uart_update_timeout(uport, termios->c_cflag, baud);
626 uport->ignore_status_mask = 0;
642 static void dz_pm(struct uart_port *uport, unsigned int state,
645 struct dz_port *dport = to_dport(uport);
657 static const char *dz_type(struct uart_port *uport)
662 static void dz_release_port(struct uart_port *uport)
664 struct dz_mux *mux = to_dport(uport)->mux;
667 iounmap(uport->membase);
668 uport->membase = NULL;
672 release_mem_region(uport->mapbase, dec_kn_slot_size);
675 static int dz_map_port(struct uart_port *uport)
677 if (!uport->membase)
678 uport->membase = ioremap(uport->mapbase,
680 if (!uport->membase) {
687 static int dz_request_port(struct uart_port *uport)
689 struct dz_mux *mux = to_dport(uport)->mux;
695 if (!request_mem_region(uport->mapbase, dec_kn_slot_size,
703 ret = dz_map_port(uport);
707 release_mem_region(uport->mapbase, dec_kn_slot_size);
713 static void dz_config_port(struct uart_port *uport, int flags)
715 struct dz_port *dport = to_dport(uport);
718 if (dz_request_port(uport))
721 uport->type = PORT_DZ;
730 static int dz_verify_port(struct uart_port *uport, struct serial_struct *ser)
736 if (ser->irq != uport->irq)
777 struct uart_port *uport = &dport->port;
781 uport->irq = dec_interrupt[DEC_IRQ_DZ11];
782 uport->fifosize = 1;
783 uport->iotype = UPIO_MEM;
784 uport->flags = UPF_BOOT_AUTOCONF;
785 uport->ops = &dz_ops;
786 uport->line = line;
787 uport->mapbase = base;
788 uport->has_sysrq = IS_ENABLED(CONFIG_SERIAL_DZ_CONSOLE);
807 static void dz_console_putchar(struct uart_port *uport, unsigned char ch)
809 struct dz_port *dport = to_dport(uport);
866 struct uart_port *uport = &dport->port;
873 ret = dz_map_port(uport);
880 dz_pm(uport, 0, -1);