linux-kernel - [PATCH 41/44] serial: uartlite: Use uart_xmit

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Date:   Wed, 19 Oct 2022 12:11:48 +0300
From:   Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To:     linux-serial@...r.kernel.org, Greg KH <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        Peter Korsgaard <jacmet@...site.dk>,
        linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH 41/44] serial: uartlite: Use uart_xmit_advance()

Take advantage of the new uart_xmit_advance() helper.

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

diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c
index eca41ac5477c..94584e54ebbe 100644
--- a/drivers/tty/serial/uartlite.c
+++ b/drivers/tty/serial/uartlite.c
@@ -203,8 +203,7 @@ static int ulite_transmit(struct uart_port *port, int stat)
 		return 0;
 
 	uart_out32(xmit->buf[xmit->tail], ULITE_TX, port);
-	xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE-1);
-	port->icount.tx++;
+	uart_xmit_advance(port, 1);
 
 	/* wake up */
 	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
-- 
2.30.2