linux-kernel - Re: [PATCH V3 0/3] PNP: Allow PNP resources to be disabled (interface)

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Message-Id: <201208022209.16015.rjw@sisk.pl>
Date:	Thu, 2 Aug 2012 22:09:15 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Borislav Petkov <bp@...en8.de>
Cc:	Witold Szczeponik <Witold.Szczeponik@....net>, bhelgaas@...gle.com,
	lenb@...nel.org, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: [PATCH V3 0/3] PNP: Allow PNP resources to be disabled (interface)

On Monday, July 30, 2012, Borislav Petkov wrote:
> On Sun, Jul 29, 2012 at 09:31:53PM +0200, Witold Szczeponik wrote:
> > the aim is to select a PNP ACPI option where resources can be disabled
> > (or are not needed).  E.g., the parallel port of the 600E can be used
> > with and without IRQ lines.  The means to allow for this is to use the
> > sysfs interface to select disabled resources (just like any other 
> > resource value).  In https://lkml.org/lkml/2011/7/3/41, I used the 
> > following example:
> > 
> >   echo disable > /sys/bus/pnp/devices/$device/resources
> >   echo clear > /sys/bus/pnp/devices/$device/resources
> >   echo set irq disabled > /sys/bus/pnp/devices/$device/resources
> >   echo fill > /sys/bus/pnp/devices/$device/resources
> >   echo activate > /sys/bus/pnp/devices/$device/resources
> > 
> > The third line is made possible by the patch series.  All other
> > lines are already implemented.
> 
> Shouldn't this be rather "disable_irq" or something which is a single
> word and thus would simplify parsing a lot?

Or just "irq", which isn't going to be confused with anything else it seems.

Thanks,
Rafael
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