From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hanjun Guo Subject: Re: [PATCH 2/2] Convert smsc911x to use ACPI as well as DT Date: Wed, 23 Sep 2015 16:56:00 -0700 Message-ID: <56033C10.2040708@linaro.org> References: <1439417187-21411-1-git-send-email-jeremy.linton@arm.com> <1439417187-21411-3-git-send-email-jeremy.linton@arm.com> <1443033714.74600.18.camel@infradead.org> <560310EA.2070805@intel.com> <1443042212.74600.30.camel@infradead.org> Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Cc: steve.glendinning@shawell.net, netdev@vger.kernel.org, Catalin.Marinas@arm.com, Suravee.Suthikulpanit@amd.com, grant.likely@linaro.org To: David Woodhouse , "Rafael J. Wysocki" , Jeremy Linton , linux-arm-kernel@lists.infradead.org Return-path: Received: from mail-pa0-f43.google.com ([209.85.220.43]:33783 "EHLO mail-pa0-f43.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756129AbbIWX4L (ORCPT ); Wed, 23 Sep 2015 19:56:11 -0400 Received: by pacex6 with SMTP id ex6so54205280pac.0 for ; Wed, 23 Sep 2015 16:56:10 -0700 (PDT) In-Reply-To: <1443042212.74600.30.camel@infradead.org> Sender: netdev-owner@vger.kernel.org List-ID: On 09/23/2015 02:03 PM, David Woodhouse wrote: > On Wed, 2015-09-23 at 22:51 +0200, Rafael J. Wysocki wrote: >> >> But if the device ID is assigned already, why would it hurt to >> actually use it? > > It doesn't hurt at all, as long as we understand that there was no need > to assign it a device ID at all, at least for Linux's benefit. And as > long as it doesn't set a precedent that makes other people think they > need to do so. It really depends on the people who writing the ASL code (DSDT), I'm not sure if Windows will use _DSD and how to use it, but firmware guys may just use the device ID to make the firmware to be usable both by Linux and Windows, and that's reasonable I think. Thanks Hanjun