linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: x1e80100-crd: fix DAI used for headset recording

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Date: Thu, 13 Jun 2024 11:11:05 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Konrad Dybcio <konrad.dybcio@...aro.org>,
 Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: stable@...r.kernel.org
Subject: Re: [PATCH 2/2] arm64: dts: qcom: x1e80100-crd: fix DAI used for
 headset recording

On 13/06/2024 09:45, Konrad Dybcio wrote:
> 
> 
> On 6/11/24 16:25, Krzysztof Kozlowski wrote:
>> The SWR2 Soundwire instance has 1 output and 4 input ports, so for the
>> headset recording (via the WCD9385 codec and the TX macro codec) we want
>> to use the next DAI, not the first one (see qcom,dout-ports and
>> qcom,din-ports for soundwire@...0000 node).
>>
>> Original code was copied from other devices like SM8450 and SM8550.  On
>> the SM8450 this was a correct setting, however on the SM8550 this worked
>> probably only by coincidence, because the DTS defined no output ports on
>> SWR2 Soundwire.
> 
> Planning to send a fix for that?
> 
> Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>

Not really, because microphone works on these targets and changing it
would require testing. I don't have boards suitable for testing, so
let's just leave it.

Best regards,
Krzysztof