linux-kernel - Re: [PATCH v2 0/5] ASoC: q6apm: fix under runs and fragment sizes

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Message-ID: <2f8a46a5-80f4-4c79-9493-6137e1f4940e@linaro.org>
Date: Thu, 20 Feb 2025 17:44:10 +0000
From: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
To: Johan Hovold <johan@...nel.org>
Cc: broonie@...nel.org, perex@...ex.cz, tiwai@...e.com,
 krzysztof.kozlowski@...aro.org, linux-sound@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org,
 dmitry.baryshkov@...aro.org, johan+linaro@...nel.org
Subject: Re: [PATCH v2 0/5] ASoC: q6apm: fix under runs and fragment sizes

Hi Johan,
thanks for testing.
On 20/02/2025 17:38, Johan Hovold wrote:
> Hi Srini,
> 
> On Thu, Feb 20, 2025 at 04:28:42PM +0000, Srinivas Kandagatla wrote:
> 
>> On Qualcomm Audioreach setup, some of the audio artifacts are seen in
>> both recording and playback. These patches fix issues by
>> 1. Adjusting the fragment size that dsp can service.
>> 2. schedule available playback buffers in time for dsp to not hit under runs
>> 3. remove some of the manual calculations done to get hardware pointer.
>>
>> With these patches, am able to see Audio quality improvements.
>>
>> Any testing would be appreciated.
> 
> With this series, the choppy (robotic) capture when using pipewire
> appears to be fixed (pulseaudio worked before).
> 

> Playback is still choppy (heavily distorted), though, and now it also
> appears to be too slow.

Interesting, Am running 6.14-rc2 aswell on t14
Both pw-play and youtube, it seems to be fine.
Let me check my pipewire config if I had disabled the tsched.



--srini

> 
> I tested using pw-record and pw-play (and mpv) on the T14s (6.14-rc3).
> 
> Johan