linux-kernel - Re: [PATCH] arm64: dts: qcom: sc8280xp-x13s: correct analogue microphone route

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Date: Wed, 7 Feb 2024 11:05:02 +0000
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Johan Hovold <johan@...nel.org>, Steev Klimaszewski <steev@...i.org>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp-x13s: correct analogue
 microphone route

Thanks Steev,

On 05/02/2024 08:09, Johan Hovold wrote:
> On Sun, Feb 04, 2024 at 11:30:54PM -0600, Steev Klimaszewski wrote:
>> On Mon, Jan 29, 2024 at 8:27 AM Krzysztof Kozlowski
>> <krzysztof.kozlowski@...aro.org> wrote:
> 
>>> so I will go with that approach. Please ignore this DTS patch. I will
>>> send ASoC changes which won't affect sc8280xp.
> 
>> I somehow missed that patchset or conversation; As an owner of an
>> X13s, which is sc8280xp, I can say, neither pre-dts patch, nor post,
>> seem to do much good.  When I attempt to do a voice chat in armcord,
>> the responses I get to how I sound when using the mic on the X13s
>> itself range from "You sound like hot trash" to "You sound like a
>> robot with hiccups".

does arecord exhibit same issue?

What is your setup looking like? I would like to reproduce this on my x13s.

thanks,
Srini
> 
> That's a separate issue entirely. Both the digital and analog microphone
> (jack) is working on the X13s as long as you use pulseaudio.
> 
> As I've mentioned before, there are problems with both playback and
> capture when you use pipewire however ("robot with hiccups" one could
> indeed describe it as).
> 
> That suggests a more general problem with the Qualcomm audio drivers,
> but that has nothing to do with the audio routing.
> 
> Johan