From: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Date: Wed, 19 Oct 2022 09:11:26 +0000 (+0300)
Subject: serial: liteuart: Use uart_xmit_advance()
X-Git-Tag: v6.2-rc1~68^2~69
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=53c3d62f46872fd7bb177a9181291e58edcc3cf4;p=thirdparty%2Fkernel%2Flinux.git

serial: liteuart: Use uart_xmit_advance()

Take advantage of the new uart_xmit_advance() helper.

Acked-by: Gabriel Somlo <gsomlo@gmail.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-20-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/liteuart.c b/drivers/tty/serial/liteuart.c
index 4c0604325ee91..062812fe1b092 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);
 		}
 	}