linux-kernel - Re: [RFC patch 2/5] ASoC: tlv320aic31xx: Add support for pll

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Message-ID: <YZuqJiZznMfqmWR7@sirena.org.uk>
Date:   Mon, 22 Nov 2021 14:33:10 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Michael Nazzareno Trimarchi <michael@...rulasolutions.com>
Cc:     Ariel D'Alessandro <ariel.dalessandro@...labora.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, Xiubo.Lee@...il.com,
        bkylerussell@...il.com, festevam@...il.com,
        kuninori.morimoto.gx@...esas.com, lgirdwood@...il.com,
        nicoleotsuka@...il.com, perex@...ex.cz, shengjiu.wang@...il.com,
        tiwai@...e.com
Subject: Re: [RFC patch 2/5] ASoC: tlv320aic31xx: Add support for pll_r
 coefficient

On Mon, Nov 22, 2021 at 03:24:42PM +0100, Michael Nazzareno Trimarchi wrote:
> On Mon, Nov 22, 2021 at 3:22 PM Mark Brown <broonie@...nel.org> wrote:
> > On Fri, Nov 19, 2021 at 12:32:45PM -0300, Ariel D'Alessandro wrote:

> > > When the clock used by the codec is BCLK, the operation parameters need
> > > to be calculated from input sample rate and format. Low frequency rates
> > > required different r multipliers, in order to achieve a higher PLL
> > > output frequency.

> > > Signed-off-by: Michael Trimarchi <michael@...rulasolutions.com>
> > > Signed-off-by: Ariel D'Alessandro <ariel.dalessandro@...labora.com>

> > Did Michael write this code (in which case there should be a From: from
> > him) or did he work on the code with you?  The signoffs are a little
> > confusing.

> It's fine. We are working together

In such situations it's best to include a Co-developed-by tag to say
what's going on, that makes it clear what's going on.

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