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serial: rda: Use uart_xmit_advance()

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Take advantage of the new uart_xmit_advance() helper.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-28-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-10-19 12:11:34 +03:00 committed by Greg Kroah-Hartman
parent b31b07a7d2
commit 3d4d838423
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/rda-uart.c
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@ -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)