linux-kernel - Re: [PATCH v6 2/2] ASoC: qcom: sc7180: Add machine driver for sound card registration

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Date:   Fri, 28 Aug 2020 19:11:51 -0500
From:   Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>
To:     Doug Anderson <dianders@...omium.org>,
        Cheng-Yi Chiang <cychiang@...omium.org>
Cc:     Taniya Das <tdas@...eaurora.org>,
        ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Banajit Goswami <bgoswami@...eaurora.org>,
        Takashi Iwai <tiwai@...e.com>,
        Rohit kumar <rohitkr@...eaurora.org>,
        Patrick Lai <plai@...eaurora.org>,
        Ajit Pandey <ajitp@...eaurora.org>,
        Tzung-Bi Shih <tzungbi@...gle.com>,
        Andy Gross <agross@...nel.org>,
        Dylan Reid <dgreid@...omium.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>, tzungbi@...omium.org,
        Stephan Gerhold <stephan@...hold.net>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Mark Brown <broonie@...nel.org>,
        Srini Kandagatla <srinivas.kandagatla@...aro.org>
Subject: Re: [PATCH v6 2/2] ASoC: qcom: sc7180: Add machine driver for sound
 card registration


>> +config SND_SOC_SC7180
>> +       tristate "SoC Machine driver for SC7180 boards"
>> +       depends on SND_SOC_QCOM

this depends is probably not necessary, the code is already in an if case.

>> +       select SND_SOC_QCOM_COMMON
>> +       select SND_SOC_LPASS_SC7180
>> +       select SND_SOC_MAX98357A
>> +       select SND_SOC_RT5682
> 
> I haven't done any significant testing / review of your patch (I'm
> mostly sound-clueless), but I believe that the above needs to be
> "select SND_SOC_RT5682_I2C" atop the current top of the sound tree.
> When I fix that I can confirm that I see the rt5682 probe on
> sc7180-trogdor with Rob Clark's dts patch.

Ack, no one should select SND_SOC_RT5682 directly in machine drivers. 
now that the code is split between I2C and SoundWire parts.

There should probably be a depends on I2C as well?