From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhang Rui Subject: Re: Power Mangement Interfaces Date: Thu, 05 Apr 2007 16:20:05 +0800 Message-ID: <1175761205.23121.28.camel@localhost.localdomain> References: <20070330235759.GC4252@cosmic.amd.com> <200703312001.55231.david-b@pacbell.net> <1175509422.5321.37.camel@localhost.localdomain> <200704021124.21926.david-b@pacbell.net> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from mga01.intel.com ([192.55.52.88]:26424 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946070AbXDEIVT (ORCPT ); Thu, 5 Apr 2007 04:21:19 -0400 In-Reply-To: <200704021124.21926.david-b@pacbell.net> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: David Brownell Cc: Jordan Crouse , devel@laptop.org, "linux-acpi@vger" , linux-pm@lists.linux-foundation.org On Tue, 2007-04-03 at 02:24 +0800, David Brownell wrote: > On Monday 02 April 2007 3:23 am, Zhang Rui wrote: > > If a device is also described in ACPI namespace, it should know its > ACPI > > device node in sysfs. > > What about PCI or PNP devices that have "shadow" listings in ACPI? > what do you mean "devices that have shadow listings in ACPI"? :) Sorry I'm not quite familiar with pci and pnp devices. > > > And while it seems that the three USB controllers on this system > show up > > > as /sys/devices/acpi_system:00/device:00/PNP0A03:00/device: > {01,02,03} I > > > have no idea which one is /sys/devices/pci0000:00/0000:00:02.2 > versus > > > 0000:00:02.1 or 0000:00:02.0 ... I know that USB0 is device:01 and > so > > > on (by reading "path"), but associating one with a PCI device > seems to > > > involve pure guesswork. > > > > Sorry to make you confused. > > That's what we need to improve in the wish list. :) > > Do you mean the "ACPI 4.0" wishlist? Or the "Linux ACPI" wishlist? > No, as part of the ACPI sysfs conversion work, it's just the things that are not finished now and I wish to do in the near future. Thanks, Rui