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serial: digicolor: Use uart_xmit_advance()

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Take advantage of the new uart_xmit_advance() helper.

Acked-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Link: https://lore.kernel.org/r/20221019091151.6692-15-ilpo.jarvinen@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ilpo Järvinen 2022-10-19 12:11:21 +03:00 committed by Greg Kroah-Hartman
parent f8097f0caa
commit cb867f542e
1 changed files with 1 additions and 2 deletions
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3
drivers/tty/serial/digicolor-usart.c
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@ -202,8 +202,7 @@ static void digicolor_uart_tx(struct uart_port *port)
while (!uart_circ_empty(xmit)) { while (!uart_circ_empty(xmit)) {
writeb(xmit->buf[xmit->tail], port->membase + UA_EMI_REC); writeb(xmit->buf[xmit->tail], port->membase + UA_EMI_REC);
xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1); uart_xmit_advance(port, 1);
port->icount.tx++;
if (digicolor_uart_tx_full(port)) if (digicolor_uart_tx_full(port))
break; break;