linux-kernel - Re: [PATCH v2] ASoC: fsl_sai: Force a software reset when starting in consumer mode

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Message-Id: <4d4d15dd-3f2e-421a-be5d-005d6422385f@app.fastmail.com>
Date: Thu, 26 Jun 2025 07:20:53 -0400
From: "Arun Raghavan" <arun@...nraghavan.net>
To: "Mark Brown" <broonie@...nel.org>
Cc: "Shengjiu Wang" <shengjiu.wang@...il.com>,
 "Xiubo Li" <Xiubo.Lee@...il.com>, "Fabio Estevam" <festevam@...il.com>,
 "Nicolin Chen" <nicoleotsuka@...il.com>,
 "Liam Girdwood" <lgirdwood@...il.com>, "Jaroslav Kysela" <perex@...ex.cz>,
 "Takashi Iwai" <tiwai@...e.com>,
 "Pieterjan Camerlynck" <p.camerlynck@...evic.com>,
 linux-sound@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
 linux-kernel@...r.kernel.org, "Arun Raghavan" <arun@...mptotic.io>
Subject: Re: [PATCH v2] ASoC: fsl_sai: Force a software reset when starting in consumer
 mode

On Thu, 26 Jun 2025, at 7:08 AM, Mark Brown wrote:
> On Wed, Jun 25, 2025 at 07:56:16PM -0400, Arun Raghavan wrote:
>> From: Arun Raghavan <arun@...mptotic.io>
>> 
>> In a setup with an external clock provider, when running the receiver
>> (arecord) and triggering an xrun with xrun_injection, we see a channel
>> swap/offset. This happens sometimes when running only the receiver, but
>> occurs reliably if a transmitter (aplay) is also concurrently running.
>
> Please don't send new patches or versions in reply to old threads, it
> makes it harder to follow what's going on.

Ack, sorry about that!

-- Arun