linux-kernel - Re: [PATCH 1/2] ASoC: davinci-mcasp: Add pinctrl support

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: <20121127140402.GE4468@opensource.wolfsonmicro.com>
Date:	Tue, 27 Nov 2012 14:04:02 +0000
From:	Mark Brown <broonie@...nsource.wolfsonmicro.com>
To:	Peter Korsgaard <jacmet@...site.dk>
Cc:	"Hebbar, Gururaja" <gururaja.hebbar@...com>,
	alsa-devel@...a-project.org, sudhakar.raj@...com,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	devicetree-discuss@...ts.ozlabs.org, nsekhar@...com,
	davinci-linux-open-source@...ux.davincidsp.com, perex@...ex.cz,
	lrg@...com, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/2] ASoC: davinci-mcasp: Add pinctrl support

On Mon, Nov 26, 2012 at 09:55:33PM -0800, Peter Korsgaard wrote:
> >>>>> "Mark" == Mark Brown <broonie@...nsource.wolfsonmicro.com> writes:

>  Mark> Since the driver is happy to continue without the pins why is it
>  Mark> bothering requesting them in the first place?  In other words, this
>  Mark> should be a hard error.

> Sorry, I disagree. As was discussed recently, there's several reasons
> why the pinctrl call might fail, and not all are fatal (E.G. pinmux
> already setup by bootloader):

> http://article.gmane.org/gmane.linux.kernel/1399756

I'd expect the platform to provide stub mappings for cases where the
pinmux code shouldn't do anything.

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