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serial: sh-sci: 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/20221019091151.6692-33-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-10-19 12:11:39 +03:00 committed by Greg Kroah-Hartman
parent b7e2647671
commit e234ef0ef1
1 changed files with 1 additions and 4 deletions
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5
drivers/tty/serial/sh-sci.c
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@ -1181,10 +1181,7 @@ static void sci_dma_tx_complete(void *arg)
spin_lock_irqsave(&port->lock, flags);
xmit->tail += s->tx_dma_len;
xmit->tail &= UART_XMIT_SIZE - 1;
port->icount.tx += s->tx_dma_len;
uart_xmit_advance(port, s->tx_dma_len);
if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
uart_write_wakeup(port);