linux-kernel - Re: [PATCH 11/44] serial: atmel: Use uart_xmit

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Date:   Thu, 20 Oct 2022 15:06:54 +0200
From:   Richard Genoud <richard.genoud@...il.com>
To:     Claudiu.Beznea@...rochip.com, ilpo.jarvinen@...ux.intel.com,
        linux-serial@...r.kernel.org, gregkh@...uxfoundation.org,
        jirislaby@...nel.org, Nicolas.Ferre@...rochip.com,
        alexandre.belloni@...tlin.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     andriy.shevchenko@...ux.intel.com
Subject: Re: [PATCH 11/44] serial: atmel: Use uart_xmit_advance()

Le 20/10/2022 à 11:01, Claudiu.Beznea@...rochip.com a écrit :
> On 19.10.2022 12:11, Ilpo Järvinen wrote:
>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>
>> Take advantage of the new uart_xmit_advance() helper.
>>
>> Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
> 
> Reviewed-by: Claudiu Beznea <claudiu.beznea@...rochip.com>

Acked-By: Richard GENOUD <richard.genoud@...il.com>

>> ---
>>  drivers/tty/serial/atmel_serial.c | 11 ++---------
>>  1 file changed, 2 insertions(+), 9 deletions(-)
>>
>> diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
>> index bd07f79a2df9..4485f2d26b77 100644
>> --- a/drivers/tty/serial/atmel_serial.c
>> +++ b/drivers/tty/serial/atmel_serial.c
>> @@ -875,10 +875,7 @@ static void atmel_complete_tx_dma(void *arg)
>>
>>         if (chan)
>>                 dmaengine_terminate_all(chan);
>> -       xmit->tail += atmel_port->tx_len;
>> -       xmit->tail &= UART_XMIT_SIZE - 1;
>> -
>> -       port->icount.tx += atmel_port->tx_len;
>> +       uart_xmit_advance(port, atmel_port->tx_len);
>>
>>         spin_lock_irq(&atmel_port->lock_tx);
>>         async_tx_ack(atmel_port->desc_tx);
>> @@ -1471,11 +1468,7 @@ static void atmel_tx_pdc(struct uart_port *port)
>>         /* nothing left to transmit? */
>>         if (atmel_uart_readl(port, ATMEL_PDC_TCR))
>>                 return;
>> -
>> -       xmit->tail += pdc->ofs;
>> -       xmit->tail &= UART_XMIT_SIZE - 1;
>> -
>> -       port->icount.tx += pdc->ofs;
>> +       uart_xmit_advance(port, pdc->ofs);
>>         pdc->ofs = 0;
>>
>>         /* more to transmit - setup next transfer */
>> --
>> 2.30.2
>>
> 

Thanks !