From: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Date: Wed, 19 Oct 2022 09:11:29 +0000 (+0300)
Subject: serial: meson: Use uart_xmit_advance()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=681ef4219bee73139c713226d90bd068d0bd9b89;p=linux.git

serial: meson: Use uart_xmit_advance()

Take advantage of the new uart_xmit_advance() helper.

Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Acked-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-23-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
index 056243c12836c..74110017988a8 100644
--- a/drivers/tty/serial/meson_uart.c
+++ b/drivers/tty/serial/meson_uart.c
@@ -162,8 +162,7 @@ static void meson_uart_start_tx(struct uart_port *port)
 
 		ch = xmit->buf[xmit->tail];
 		writel(ch, port->membase + AML_UART_WFIFO);
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-		port->icount.tx++;
+		uart_xmit_advance(port, 1);
 	}
 
 	if (!uart_circ_empty(xmit)) {