From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: [PATCH V3 0/3] PNP: Allow PNP resources to be disabled (interface) Date: Thu, 2 Aug 2012 22:09:15 +0200 Message-ID: <201208022209.16015.rjw@sisk.pl> References: <50158321.4030007@gmx.net> <50158FA9.7080700@gmx.net> <20120730082820.GA32745@liondog.tnic> Mime-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Return-path: Received: from ogre.sisk.pl ([193.178.161.156]:40000 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751569Ab2HBUDZ (ORCPT ); Thu, 2 Aug 2012 16:03:25 -0400 In-Reply-To: <20120730082820.GA32745@liondog.tnic> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Borislav Petkov Cc: Witold Szczeponik , bhelgaas@google.com, lenb@kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org 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