linux-kernel - Re: [PATCH 09/13] ASoC: ti: davinci-i2s: Enable unexpected frame pulses detection

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Message-ID: <51866f62-460d-4035-bcf1-b9f03cf9be0b@sirena.org.uk>
Date: Fri, 15 Mar 2024 14:09:50 +0000
From: Mark Brown <broonie@...nel.org>
To: Bastien Curutchet <bastien.curutchet@...tlin.com>
Cc: Liam Girdwood <lgirdwood@...il.com>, Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Peter Ujfalusi <peter.ujfalusi@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>,
	linux-sound@...r.kernel.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
	Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
	herve.codina@...tlin.com, christophercordahi@...ometrics.ca
Subject: Re: [PATCH 09/13] ASoC: ti: davinci-i2s: Enable unexpected frame
 pulses detection

On Fri, Mar 15, 2024 at 12:27:41PM +0100, Bastien Curutchet wrote:

> McBSP can generate an SYNCERR when unexpected frame pulses are
> detected. The driver always disables this feature and ignore the
> unexpected frame pulses.

What does "unexpected" mean?

> Enable the generation of SYNCERR by the McBSP according to the
> 'ti,enable-sync-err' device-tree property.

Why would this be optional, and how is this reported - I'm not seeing
any interrupt handling updates?

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