linux-kernel - [PATCH 24/44] serial: mvebu-uart: Use uart_xmit

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Message-Id: <20221019091151.6692-25-ilpo.jarvinen@linux.intel.com>
Date:   Wed, 19 Oct 2022 12:11:31 +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>,
        Pali Rohár <pali@...nel.org>,
        linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH 24/44] serial: mvebu-uart: 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/mvebu-uart.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c
index ba16e1da6bd3..ba9a6206daae 100644
--- a/drivers/tty/serial/mvebu-uart.c
+++ b/drivers/tty/serial/mvebu-uart.c
@@ -223,8 +223,7 @@ static void mvebu_uart_start_tx(struct uart_port *port)
 
 	if (IS_EXTENDED(port) && !uart_circ_empty(xmit)) {
 		writel(xmit->buf[xmit->tail], port->membase + UART_TSH(port));
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
-		port->icount.tx++;
+		uart_xmit_advance(port, 1);
 	}
 
 	ctl = readl(port->membase + UART_INTR(port));
-- 
2.30.2