71 	return (__raw_readl(sport->port.membase + offset));  in serial_in()
76 	__raw_writel(value, sport->port.membase + offset);  in serial_out()
86 	status = sport->port.ops->get_mctrl(&sport->port);  in pnx8xxx_mctrl_check()
95 		sport->port.icount.rng++;  in pnx8xxx_mctrl_check()
97 		sport->port.icount.dsr++;  in pnx8xxx_mctrl_check()
99 		uart_handle_dcd_change(&sport->port, status & TIOCM_CAR);  in pnx8xxx_mctrl_check()
101 		uart_handle_cts_change(&sport->port, status & TIOCM_CTS);  in pnx8xxx_mctrl_check()
103 	wake_up_interruptible(&sport->port.state->port.delta_msr_wait);  in pnx8xxx_mctrl_check()
115 	if (sport->port.state) {  in pnx8xxx_timeout()
116 		spin_lock_irqsave(&sport->port.lock, flags);  in pnx8xxx_timeout()
118 		spin_unlock_irqrestore(&sport->port.lock, flags);  in pnx8xxx_timeout()
127 static void pnx8xxx_stop_tx(struct uart_port *port)  in pnx8xxx_stop_tx()  argument
130 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_stop_tx()
144 static void pnx8xxx_start_tx(struct uart_port *port)  in pnx8xxx_start_tx()  argument
147 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_start_tx()
161 static void pnx8xxx_stop_rx(struct uart_port *port)  in pnx8xxx_stop_rx()  argument
164 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_stop_rx()
178 static void pnx8xxx_enable_ms(struct uart_port *port)  in pnx8xxx_enable_ms()  argument
181 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_enable_ms()
195 		sport->port.icount.rx++;  in pnx8xxx_rx_chars()
210 				sport->port.icount.brk++;  in pnx8xxx_rx_chars()
211 				if (uart_handle_break(&sport->port))  in pnx8xxx_rx_chars()
214 				sport->port.icount.parity++;  in pnx8xxx_rx_chars()
216 				sport->port.icount.frame++;  in pnx8xxx_rx_chars()
218 				sport->port.icount.overrun++;  in pnx8xxx_rx_chars()
220 			status &= sport->port.read_status_mask;  in pnx8xxx_rx_chars()
228 			sport->port.sysrq = 0;  in pnx8xxx_rx_chars()
232 		if (uart_handle_sysrq_char(&sport->port, ch))  in pnx8xxx_rx_chars()
235 		uart_insert_char(&sport->port, status,  in pnx8xxx_rx_chars()
245 	spin_unlock(&sport->port.lock);  in pnx8xxx_rx_chars()
246 	tty_flip_buffer_push(&sport->port.state->port);  in pnx8xxx_rx_chars()
247 	spin_lock(&sport->port.lock);  in pnx8xxx_rx_chars()
252 	struct circ_buf *xmit = &sport->port.state->xmit;  in pnx8xxx_tx_chars()
254 	if (sport->port.x_char) {  in pnx8xxx_tx_chars()
255 		serial_out(sport, PNX8XXX_FIFO, sport->port.x_char);  in pnx8xxx_tx_chars()
256 		sport->port.icount.tx++;  in pnx8xxx_tx_chars()
257 		sport->port.x_char = 0;  in pnx8xxx_tx_chars()
267 	if (uart_circ_empty(xmit) || uart_tx_stopped(&sport->port)) {  in pnx8xxx_tx_chars()
268 		pnx8xxx_stop_tx(&sport->port);  in pnx8xxx_tx_chars()
279 		sport->port.icount.tx++;  in pnx8xxx_tx_chars()
285 		uart_write_wakeup(&sport->port);  in pnx8xxx_tx_chars()
288 		pnx8xxx_stop_tx(&sport->port);  in pnx8xxx_tx_chars()
296 	spin_lock(&sport->port.lock);  in pnx8xxx_int()
311 	spin_unlock(&sport->port.lock);  in pnx8xxx_int()
318 static unsigned int pnx8xxx_tx_empty(struct uart_port *port)  in pnx8xxx_tx_empty()  argument
321 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_tx_empty()
326 static unsigned int pnx8xxx_get_mctrl(struct uart_port *port)  in pnx8xxx_get_mctrl()  argument
329 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_get_mctrl()
343 static void pnx8xxx_set_mctrl(struct uart_port *port, unsigned int mctrl)  in pnx8xxx_set_mctrl()  argument
346 	struct pnx8xxx_port *sport = (struct pnx8xxx_port *)port;  in pnx8xxx_set_mctrl()
354 static void pnx8xxx_break_ctl(struct uart_port *port, int break_state)  in pnx8xxx_break_ctl()  argument
357 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_break_ctl()
361 	spin_lock_irqsave(&sport->port.lock, flags);  in pnx8xxx_break_ctl()
368 	spin_unlock_irqrestore(&sport->port.lock, flags);  in pnx8xxx_break_ctl()
371 static int pnx8xxx_startup(struct uart_port *port)  in pnx8xxx_startup()  argument
374 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_startup()
380 	retval = request_irq(sport->port.irq, pnx8xxx_int, 0,  in pnx8xxx_startup()
399 	spin_lock_irq(&sport->port.lock);  in pnx8xxx_startup()
400 	pnx8xxx_enable_ms(&sport->port);  in pnx8xxx_startup()
401 	spin_unlock_irq(&sport->port.lock);  in pnx8xxx_startup()
406 static void pnx8xxx_shutdown(struct uart_port *port)  in pnx8xxx_shutdown()  argument
409 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_shutdown()
439 	free_irq(sport->port.irq, sport);  in pnx8xxx_shutdown()
443 pnx8xxx_set_termios(struct uart_port *port, struct ktermios *termios,  in pnx8xxx_set_termios()  argument
447 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_set_termios()
478 	baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);  in pnx8xxx_set_termios()
479 	quot = uart_get_divisor(port, baud);  in pnx8xxx_set_termios()
481 	spin_lock_irqsave(&sport->port.lock, flags);  in pnx8xxx_set_termios()
483 	sport->port.read_status_mask = ISTAT_TO_SM(PNX8XXX_UART_INT_RXOVRN) |  in pnx8xxx_set_termios()
487 		sport->port.read_status_mask |=  in pnx8xxx_set_termios()
491 		sport->port.read_status_mask |=  in pnx8xxx_set_termios()
497 	sport->port.ignore_status_mask = 0;  in pnx8xxx_set_termios()
499 		sport->port.ignore_status_mask |=  in pnx8xxx_set_termios()
503 		sport->port.ignore_status_mask |=  in pnx8xxx_set_termios()
510 			sport->port.ignore_status_mask |=  in pnx8xxx_set_termios()
518 		sport->port.ignore_status_mask |=  in pnx8xxx_set_termios()
526 	uart_update_timeout(port, termios->c_cflag, baud);  in pnx8xxx_set_termios()
556 	if (UART_ENABLE_MS(&sport->port, termios->c_cflag))  in pnx8xxx_set_termios()
557 		pnx8xxx_enable_ms(&sport->port);  in pnx8xxx_set_termios()
559 	spin_unlock_irqrestore(&sport->port.lock, flags);  in pnx8xxx_set_termios()
562 static const char *pnx8xxx_type(struct uart_port *port)  in pnx8xxx_type()  argument
565 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_type()
567 	return sport->port.type == PORT_PNX8XXX ? "PNX8XXX" : NULL;  in pnx8xxx_type()
573 static void pnx8xxx_release_port(struct uart_port *port)  in pnx8xxx_release_port()  argument
576 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_release_port()
578 	release_mem_region(sport->port.mapbase, UART_PORT_SIZE);  in pnx8xxx_release_port()
584 static int pnx8xxx_request_port(struct uart_port *port)  in pnx8xxx_request_port()  argument
587 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_request_port()
588 	return request_mem_region(sport->port.mapbase, UART_PORT_SIZE,  in pnx8xxx_request_port()
595 static void pnx8xxx_config_port(struct uart_port *port, int flags)  in pnx8xxx_config_port()  argument
598 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_config_port()
601 	    pnx8xxx_request_port(&sport->port) == 0)  in pnx8xxx_config_port()
602 		sport->port.type = PORT_PNX8XXX;  in pnx8xxx_config_port()
611 pnx8xxx_verify_port(struct uart_port *port, struct serial_struct *ser)  in pnx8xxx_verify_port()  argument
614 		container_of(port, struct pnx8xxx_port,	port);  in pnx8xxx_verify_port()
619 	if (sport->port.irq != ser->irq)  in pnx8xxx_verify_port()
623 	if (sport->port.uartclk / 16 != ser->baud_base)  in pnx8xxx_verify_port()
625 	if ((void *)sport->port.mapbase != ser->iomem_base)  in pnx8xxx_verify_port()
627 	if (sport->port.iobase != ser->port)  in pnx8xxx_verify_port()
672 		pnx8xxx_ports[i].port.ops = &pnx8xxx_pops;  in pnx8xxx_init_ports()
678 static void pnx8xxx_console_putchar(struct uart_port *port, int ch)  in pnx8xxx_console_putchar()  argument
681 		container_of(port, struct pnx8xxx_port, port);  in pnx8xxx_console_putchar()
706 	uart_console_write(&sport->port, s, count, pnx8xxx_console_putchar);  in pnx8xxx_console_write()
745 	return uart_set_options(&sport->port, co, baud, parity, bits, flow);  in pnx8xxx_console_setup()
786 	return uart_suspend_port(&pnx8xxx_reg, &sport->port);  in pnx8xxx_serial_suspend()
793 	return uart_resume_port(&pnx8xxx_reg, &sport->port);  in pnx8xxx_serial_resume()
806 			if (pnx8xxx_ports[i].port.mapbase != res->start)  in pnx8xxx_serial_probe()
809 			pnx8xxx_ports[i].port.dev = &pdev->dev;  in pnx8xxx_serial_probe()
810 			uart_add_one_port(&pnx8xxx_reg, &pnx8xxx_ports[i].port);  in pnx8xxx_serial_probe()
824 		uart_remove_one_port(&pnx8xxx_reg, &sport->port);  in pnx8xxx_serial_remove()