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References: <20200927192912.46323-1-peron.clem@gmail.com> <20200927192912.46323-9-peron.clem@gmail.com>
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From:   Chen-Yu Tsai <wens@csie.org>
Date:   Mon, 28 Sep 2020 14:51:00 +0800
Message-ID: <CAGb2v64AZ2UO42fWU49m33-mx-CzEc1wLvRprb==FSf2XmcPWw@mail.gmail.com>
Subject: Re: [linux-sunxi] [PATCH v5 08/20] ASoC: sun4i-i2s: Fix setting of
 FIFO modes
To:     =?UTF-8?B?Q2zDqW1lbnQgUMOpcm9u?= <peron.clem@gmail.com>
Cc:     Maxime Ripard <mripard@kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Brown <broonie@kernel.org>,
        Liam Girdwood <lgirdwood@gmail.com>,
        Jaroslav Kysela <perex@perex.cz>,
        Takashi Iwai <tiwai@suse.com>,
        Marcus Cooper <codekipper@gmail.com>,
        Jernej Skrabec <jernej.skrabec@siol.net>,
        Linux-ALSA <alsa-devel@alsa-project.org>,
        devicetree <devicetree@vger.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        linux-sunxi <linux-sunxi@googlegroups.com>,
        Samuel Holland <samuel@sholland.org>
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On Mon, Sep 28, 2020 at 3:29 AM Clément Péron <peron.clem@gmail.com> wrote:
>
> From: Samuel Holland <samuel@sholland.org>
>
> Because SUN4I_I2S_FIFO_CTRL_REG is volatile, writes done while the
> regmap is cache-only are ignored. To work around this, move the
> configuration to a callback that runs while the ASoC core has a
> runtime PM reference to the device.
>
> Signed-off-by: Samuel Holland <samuel@sholland.org>
> Signed-off-by: Clément Péron <peron.clem@gmail.com>

Reviewed-by: Chen-Yu Tsai <wens@csie.org>