linux-kernel - Re: [PATCH 3/3] tty/serial: atmel: manage shutdown in case of RS485 or ISO7816 mode

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Date:   Thu, 12 Jul 2018 16:58:27 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Ludovic Desroches <ludovic.desroches@...rochip.com>
Cc:     linux-serial@...r.kernel.org, linux-arch@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, jslaby@...e.com,
        arnd@...db.de, richard.genoud@...il.com,
        nicolas.ferre@...rochip.com, alexandre.belloni@...tlin.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/3] tty/serial: atmel: manage shutdown in case of RS485
 or ISO7816 mode

On Wed, Jul 11, 2018 at 03:26:23PM +0200, Ludovic Desroches wrote:
> From: Nicolas Ferre <nicolas.ferre@...rochip.com>
> 
> In atmel_shutdown() we call atmel_stop_rx() and atmel_stop_tx() functions.
> Prevent the rx restart that is implemented in RS485 or ISO7816 modes when
> calling atmel_stop_tx() by using the atomic information tasklet_shutdown
> that is already in place for this purpose.
> 
> Signed-off-by: Nicolas Ferre <nicolas.ferre@...rochip.com>
> ---
>  drivers/tty/serial/atmel_serial.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)

Did you send this patch twice?

confused,

greg k-h