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References: <20181221152110.17982-1-codekipper@gmail.com> <20181221152110.17982-3-codekipper@gmail.com>
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From:   Chen-Yu Tsai <wens@csie.org>
Date:   Sat, 22 Dec 2018 01:06:52 +0800
Message-ID: <CAGb2v67NS8QenKMYSE9DBsCSSbhMDZbsG=agkxxQWUgOtqtMfg@mail.gmail.com>
Subject: Re: [PATCH v3 2/9] ASoC: sun4i-i2s: Add regmap field to sign extend sample
To:     Code Kipper <codekipper@gmail.com>
Cc:     Maxime Ripard <maxime.ripard@free-electrons.com>,
        linux-sunxi <linux-sunxi@googlegroups.com>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        Linux-ALSA <alsa-devel@alsa-project.org>,
        "Andrea Venturi (pers)" <be17068@iperbole.bo.it>
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On Fri, Dec 21, 2018 at 11:21 PM <codekipper@gmail.com> wrote:
>
> From: Marcus Cooper <codekipper@gmail.com>
>
> On the newer SoCs this is set by default to transfer a 0 after
> each sample in each slot. Add the regmap field to configure this
> and set it so that it pads the sample with 0s.
>
> Signed-off-by: Marcus Cooper <codekipper@gmail.com>

The code matches the description, however I lack the in depth
knowledge to understand the difference.

ChenYu