linux-kernel - Re: [PATCH AUTOSEL 6.14 591/642] ASoC: cpcap: Implement .set_bias

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Message-ID: <aBk_rHbbzvR_vD64@finisterre.sirena.org.uk>
Date: Tue, 6 May 2025 07:46:04 +0900
From: Mark Brown <broonie@...nel.org>
To: Sasha Levin <sashal@...nel.org>
Cc: linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>, lgirdwood@...il.com,
	perex@...ex.cz, tiwai@...e.com, javier.carrasco.cruz@...il.com,
	linux-sound@...r.kernel.org
Subject: Re: [PATCH AUTOSEL 6.14 591/642] ASoC: cpcap: Implement
 .set_bias_level

On Mon, May 05, 2025 at 06:13:27PM -0400, Sasha Levin wrote:
> From: Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>
> 
> [ Upstream commit 5b4288792ff246cf2bda0c81cebcc02d1f631ca3 ]
> 
> With VAUDIO regulator being always on, we have to put it in low-power mode
> when codec is not in use to decrease power usage.
> 
> Do so by implementing driver .set_bias_level callback.

This is clearly a performance improvement not a bug fix.

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