From: Ilpo Järvinen Date: Wed, 19 Oct 2022 09:11:15 +0000 (+0300) Subject: serial: pl011: Use uart_xmit_advance() X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=71a67573d0ede98f9c5f6466da6f6a7d7663498b;p=linux.git serial: pl011: Use uart_xmit_advance() Take advantage of the new uart_xmit_advance() helper. Signed-off-by: Ilpo Järvinen Link: https://lore.kernel.org/r/20221019091151.6692-9-ilpo.jarvinen@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/tty/serial/amba-pl011.c b/drivers/tty/serial/amba-pl011.c index 5cdced39eafdb..6d8552506091c 100644 --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c @@ -677,8 +677,7 @@ static int pl011_dma_tx_refill(struct uart_amba_port *uap) * Now we know that DMA will fire, so advance the ring buffer * with the stuff we just dispatched. */ - xmit->tail = (xmit->tail + count) & (UART_XMIT_SIZE - 1); - uap->port.icount.tx += count; + uart_xmit_advance(&uap->port, count); if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) uart_write_wakeup(&uap->port);