linux-kernel - Re: [PATCH] sound/sgtl5000: fix codec clock source transition to avoid clockless moment

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20130805160743.GN9858@sirena.org.uk>
Date:	Mon, 5 Aug 2013 17:07:43 +0100
From:	Mark Brown <broonie@...nel.org>
To:	Oskar Schirmer <oskar@...ra.com>
Cc:	Fabio Estevam <fabio.estevam@...escale.com>,
	alsa-devel@...a-project.org, linux-kernel@...r.kernel.org,
	Zeng Zhaoming <zengzm.kernel@...il.com>
Subject: Re: [PATCH] sound/sgtl5000: fix codec clock source transition to
 avoid clockless moment

On Mon, Aug 05, 2013 at 07:36:02AM +0000, Oskar Schirmer wrote:
> Powering down PLL before switching to a mode that does not use it
> is a bad idea. It would cause the SGTL5000 be without internal
> clock supply, especially on the I2C interface, which would make
> subsequent access to it fail.

Applied, thanks.  Please do use subject lines corresponding to the
subsystem.

Download attachment "signature.asc" of type "application/pgp-signature" (837 bytes)