linux-kernel - Re: [PATCH 20/23] arm64: dts: qcom: sm8450: add sound prefix for wsa2

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Message-ID: <g5ymyqh5soso5fj5mzdssz4ovqovecmvja4lvcgnfncnsvep3l@qsip7x3l5err>
Date: Thu, 24 Jul 2025 01:44:09 +0300
From: Dmitry Baryshkov <dmitry.baryshkov@....qualcomm.com>
To: srinivas.kandagatla@....qualcomm.com
Cc: andersson@...nel.org, konradybcio@...nel.org, robh@...nel.org,
        krzk+dt@...nel.org, conor+dt@...nel.org,
        cros-qcom-dts-watchers@...omium.org, linux-arm-msm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 20/23] arm64: dts: qcom: sm8450: add sound prefix for wsa2

On Wed, Jul 23, 2025 at 11:27:34PM +0100, srinivas.kandagatla@....qualcomm.com wrote:
> From: Srinivas Kandagatla <srinivas.kandagatla@....qualcomm.com>
> 
> WSA and WSA2 are two instances of WSA codec macro, this can lead
> dupicate dapm widgets and mixers resulting in failing to probe
> soundcard if both of these instances are part of the dai-link.
> 
> Correct way to address this is to add sound-name-prefix to WSA2
> instances to avoid such confilcting mixers and dapm widgets.

This looks like a fix for an issue. Please mark it accordinggly and move
towards the start of the series.

> 
> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@....qualcomm.com>
> ---
>  arch/arm64/boot/dts/qcom/sm8450.dtsi | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> index fa0822c37854..d8fd01997395 100644
> --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
> @@ -2827,6 +2827,7 @@ wsa2macro: codec@...0000 {
>  			#clock-cells = <0>;
>  			clock-output-names = "wsa2-mclk";
>  			#sound-dai-cells = <1>;
> +			sound-name-prefix = "WSA2";
>  		};
>  
>  		swr4: soundwire@...0000 {
> -- 
> 2.50.0
> 

-- 
With best wishes
Dmitry