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serial: meson: Use uart_xmit_advance() 

Take advantage of the new uart_xmit_advance() helper.

Acked-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Acked-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-23-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-10-19 12:11:29 +03:00 committed by Greg Kroah-Hartman
parent d41727dbdf
commit 681ef4219b
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/meson_uart.c
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@ -162,8 +162,7 @@ static void meson_uart_start_tx(struct uart_port *port)
ch = xmit->buf[xmit->tail];
writel(ch, port->membase + AML_UART_WFIFO);
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
port->icount.tx++;
uart_xmit_advance(port, 1);
}
if (!uart_circ_empty(xmit)) {