linux-kernel - Re: [PATCH] serial: imx: Fix DCD reading

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Date:   Mon, 26 Sep 2016 11:13:37 -0300
From:   Fabio Estevam <festevam@...il.com>
To:     Uwe Kleine-König 
        <u.kleine-koenig@...gutronix.de>
Cc:     Sascha Hauer <s.hauer@...gutronix.de>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Sascha Hauer <kernel@...gutronix.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>
Subject: Re: [PATCH] serial: imx: Fix DCD reading

On Mon, Sep 26, 2016 at 11:09 AM, Uwe Kleine-König
<u.kleine-koenig@...gutronix.de> wrote:
> Hallo,
>
> On Mon, Sep 26, 2016 at 03:55:31PM +0200, Sascha Hauer wrote:
>> The USR2_DCDIN bit is tested for in register usr1. As the name
>> suggests the usr2 register should be used instead. This fixes
>> reading the Carrier detect status.
>>
>> Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
> Fixes: 90ebc4838666 ("serial: imx: repair and complete handshaking")
> Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Great, so it affects 4.5+ kernels and should probably have:

Cc: <stable@...r.kernel.org> # 4.5+