linux-kernel - [PATCH 27/44] serial: rda: Use uart_xmit

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Message-Id: <20221019091151.6692-28-ilpo.jarvinen@linux.intel.com>
Date:   Wed, 19 Oct 2022 12:11:34 +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>,
        Manivannan Sadhasivam <mani@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        linux-unisoc@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Subject: [PATCH 27/44] serial: rda: 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/rda-uart.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/tty/serial/rda-uart.c b/drivers/tty/serial/rda-uart.c
index 0e387e2144fa..be5c842b5ba9 100644
--- a/drivers/tty/serial/rda-uart.c
+++ b/drivers/tty/serial/rda-uart.c
@@ -353,8 +353,7 @@ static void rda_uart_send_chars(struct uart_port *port)
 
 		ch = xmit->buf[xmit->tail];
 		rda_uart_write(port, ch, RDA_UART_RXTX_BUFFER);
-		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)
-- 
2.30.2