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Date:   Mon, 17 Feb 2020 15:17:53 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Samuel Holland <samuel@...lland.org>
Cc:     Mark Brown <broonie@...nel.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>,
        Maxime Ripard <mripard@...nel.org>,
        Vasily Khoruzhick <anarsoul@...il.com>,
        Luca Weiss <luca@...tu.xyz>,
        Linux-ALSA <alsa-devel@...a-project.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 5/8] ASoC: sun50i-codec-analog: Enable DAPM for headphone switch

On Mon, Feb 17, 2020 at 10:18 AM Samuel Holland <samuel@...lland.org> wrote:
>
> By including the headphone mute switch to the DAPM graph, both the
> headphone amplifier and the Mixer/DAC inputs can be powered off when
> the headphones are muted.
>
> The mute switch is between the source selection and the amplifier,
> as per the diagram in the SoC manual.
>
> Signed-off-by: Samuel Holland <samuel@...lland.org>

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

BTW, have you also considered tying in the headphone volume control?
It also has a mute setting.

ChenYu

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