linux-kernel - Re: [PATCH] ASoC: dt-bindings: qcom,wsa883x: Add sound-name-prefix

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Date:   Fri, 11 Nov 2022 16:32:11 +0000
From:   Mark Brown <broonie@...nel.org>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Banajit Goswami <bgoswami@...cinc.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ASoC: dt-bindings: qcom,wsa883x: Add sound-name-prefix

On Fri, Nov 11, 2022 at 03:33:10PM +0100, Krzysztof Kozlowski wrote:
> On 11/11/2022 13:06, Mark Brown wrote:
> > On Fri, Nov 11, 2022 at 10:17:38AM +0100, Krzysztof Kozlowski wrote:

> >> For multiple speakers attached, it's useful to give them some name.
> >> Sound core already supports this, so reference name-prefix.yaml.

> > If we need to manually extend the schema like this it should probably be
> > done for all the CODEC devices.

> Several files already do it:

>   git grep name-prefix.yaml

> The trouble for me would be here to identify which devices qualify from
> bindings/sound.... everything having #sound-dai-cells?

Pretty much anything could potentially do it, it's a system level thing
for when the same device gets instantiated multiple times.  It's most
relevant when something creates user visible controls.

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