[PATCH 19/44] serial: liteuart: Use uart_xmit_advance()

["Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>]

Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
---
 drivers/tty/serial/liteuart.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/liteuart.c b/drivers/tty/serial/liteuart.c
index 4c0604325ee9..062812fe1b09 100644
--- a/drivers/tty/serial/liteuart.c
+++ b/drivers/tty/serial/liteuart.c
@@ -136,8 +136,7 @@ static void liteuart_start_tx(struct uart_port *port)
 	} else if (!uart_circ_empty(xmit)) {
 		while (xmit->head != xmit->tail) {
 			ch = xmit->buf[xmit->tail];
-			xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-			port->icount.tx++;
+			uart_xmit_advance(port, 1);
 			liteuart_putchar(port, ch);
 		}
 	}
-- 
2.30.2