From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matthew Garrett Subject: Re: [PATCH 2/4] ACPI: video: prevent ACPI video actions upondisplay switch notifications Date: Wed, 12 Mar 2008 18:09:58 +0000 Message-ID: <20080312180958.GA29487@srcf.ucam.org> References: <1201243677.4663.18.camel@acpi-sony.sh.intel.com> <1205281262.8194.58.camel@linux-2bdv.site> <1205284888.8194.72.camel@linux-2bdv.site> <1205290380.2240.41.camel@acpi-hp-zz.sh.intel.com> <1205338005.29877.247.camel@queen.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from cavan.codon.org.uk ([78.32.9.130]:42305 "EHLO vavatch.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751587AbYCLSKQ (ORCPT ); Wed, 12 Mar 2008 14:10:16 -0400 Content-Disposition: inline In-Reply-To: <1205338005.29877.247.camel@queen.suse.de> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Thomas Renninger Cc: "Zhang, Rui" , lenb , linux-acpi , linux-gfx@linux.intel.com On Wed, Mar 12, 2008 at 05:06:45PM +0100, Thomas Renninger wrote: > Above was not from myself, but copied out from the bug. > The guy(s) complained that DOS=0 now breaks their machines... > I try to find some time to look at this a bit deeper and will then > comment in the bug (can take some time...). > IMO recent HPs can/should be taken as a reference as they tend to stick > to the ACPI spec closely. Setting my HP 2510p to a DOS of 0 leaves it smashing CPU state on every other lid open event, so I suspect it's not tested at all. I'd lean towards saying that the kernel default should probably be 1, with userspace altering that as appropriate. -- Matthew Garrett | mjg59@srcf.ucam.org