linux-kernel - [PATCH 43/44] serial: xuartps: Use uart_xmit

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Date:   Wed, 19 Oct 2022 12:11:50 +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>,
        Michal Simek <michal.simek@...inx.com>,
        linux-arm-kernel@...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 43/44] serial: xuartps: 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/xilinx_uartps.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index 2eff7cff57c4..01d8027e64fd 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -326,9 +326,7 @@ static void cdns_uart_handle_tx(void *dev_id)
 	       !(readl(port->membase + CDNS_UART_SR) & CDNS_UART_SR_TXFULL)) {
 
 		writel(xmit->buf[xmit->tail], port->membase + CDNS_UART_FIFO);
-
-		port->icount.tx++;
-		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+		uart_xmit_advance(port, 1);
 		numbytes--;
 	}
 
-- 
2.30.2