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Message-ID: <CAEKpxBkbuQZ9-XLCOcWxV5gzyXPbASmBgYVJ6fL5yj98GE0f9w@mail.gmail.com>
Date:   Fri, 16 Aug 2019 08:22:20 +0200
From:   Code Kipper <codekipper@...il.com>
To:     Mark Brown <broonie@...nel.org>
Cc:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        linux-sunxi <linux-sunxi@...glegroups.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        "Andrea Venturi (pers)" <be17068@...rbole.bo.it>
Subject: Re: [PATCH v5 02/15] ASoC: sun4i-i2s: Add set_tdm_slot functionality

On Wed, 14 Aug 2019 at 11:30, Mark Brown <broonie@...nel.org> wrote:
>
> On Wed, Aug 14, 2019 at 08:08:41AM +0200, codekipper@...il.com wrote:
> > From: Marcus Cooper <codekipper@...il.com>
> >
> > Codecs without a control connection such as i2s based HDMI audio and
> > the Pine64 DAC require a different amount of bit clocks per frame than
>
> This isn't a universal property of CODECs without a control, and it's
> something that CODECs with control can require too.

ACK
>
> >       return sun4i_i2s_set_clk_rate(dai, params_rate(params),
> > -                                   params_width(params));
> > +                                   i2s->tdm_slots ?
> > +                                   i2s->slot_width : params_width(params));
>
> Please write normal conditional statements unless there's a strong
> reason to do otherwise, it makes things more legible.
ACK
>
> > +static int sun4i_i2s_set_dai_tdm_slot(struct snd_soc_dai *dai,
> > +                                   unsigned int tx_mask,
> > +                                   unsigned int rx_mask,
> > +                                   int slots, int width)
> > +{
> > +     struct sun4i_i2s *i2s = snd_soc_dai_get_drvdata(dai);
> > +
> > +     i2s->tdm_slots = slots;
> > +
> > +     i2s->slot_width = width;
> > +
> > +     return 0;
> > +}
>
> No validation of the parameters here?
ACK
Thanks,
CK

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