linux-kernel - Re: [PATCH 07/44] serial: 8250: Use uart_xmit

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Message-ID: <Y0/bq/CySLFjFRAl@smile.fi.intel.com>
Date:   Wed, 19 Oct 2022 14:12:43 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc:     linux-serial@...r.kernel.org, Greg KH <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 07/44] serial: 8250: Use uart_xmit_advance()

On Wed, Oct 19, 2022 at 12:11:14PM +0300, Ilpo Järvinen wrote:
> Take advantage of the new uart_xmit_advance() helper.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> ---
>  drivers/tty/serial/8250/8250_port.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
> index fe8662cd9402..b94e60e75326 100644
> --- a/drivers/tty/serial/8250/8250_port.c
> +++ b/drivers/tty/serial/8250/8250_port.c
> @@ -1842,8 +1842,7 @@ void serial8250_tx_chars(struct uart_8250_port *up)
>  			 */
>  			serial_in(up, UART_SCR);
>  		}
> -		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
> -		port->icount.tx++;
> +		uart_xmit_advance(port, 1);
>  		if (uart_circ_empty(xmit))
>  			break;
>  		if ((up->capabilities & UART_CAP_HFIFO) &&
> -- 
> 2.30.2
> 

-- 
With Best Regards,
Andy Shevchenko