Commit b31b07a7 authored by Ilpo Järvinen's avatar Ilpo Järvinen Committed by Greg Kroah-Hartman
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serial: pmac_zilog: Use uart_xmit_advance() 



Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: default avatarIlpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-27-ilpo.jarvinen@linux.intel.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 98fdebee

drivers/tty/serial/pmac_zilog.c

+2 −4
Original line number Diff line number Diff line
@@ -410,8 +410,7 @@ static void pmz_transmit_chars(struct uart_pmac_port *uap) 
	write_zsdata(uap, xmit->buf[xmit->tail]);

	zssync(uap);



	xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);

	uap->port.icount.tx++;

	uart_xmit_advance(&uap->port, 1);



	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)

		uart_write_wakeup(&uap->port);
@@ -627,8 +626,7 @@ static void pmz_start_tx(struct uart_port *port) 
			return;

		write_zsdata(uap, xmit->buf[xmit->tail]);

		zssync(uap);

		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);

		port->icount.tx++;

		uart_xmit_advance(port, 1);



		if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)

			uart_write_wakeup(&uap->port);