From mboxrd@z Thu Jan 1 00:00:00 1970 From: ole.rohne-vJEk5272eHo@public.gmane.org Subject: Re: Suspend-to-RAM on Sony Vaios Date: Wed, 03 Nov 2004 18:13:09 +0100 Message-ID: References: <88056F38E9E48644A0F562A38C64FB60033E4DDC@scsmsx403.amr.corp.intel.com> <20041103155217.GH24195@wotan.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: In-Reply-To: <20041103155217.GH24195-B4tOwbsTzaBolqkO4TVVkw@public.gmane.org> (Andi Kleen's message of "Wed, 3 Nov 2004 16:52:17 +0100") Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Andi Kleen Cc: "Pallipadi, Venkatesh" , Pavel Machek , Emmanuel Thom?? , Jon Valvatne , acpi-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: linux-acpi@vger.kernel.org Andi> I don't think proper point is a big issue anyways. The only Andi> kernel user that really cares about video state is the console. And as most modern graphics adapters are bus master capable, how do you make sure it is not hanging on the bus request at the moment you re-enable BM arbitration? Speaking as someone who's tried extensively to get the "usermode, anytime"-approach to work, what really turned me off was not being able to get the console working. Andi> But you would need to be careful to not schedule Andi> the X server or a DRI client before it has run. Andi> You would need a kind of "single process" mode. Andi> I suspect doing it in assembly early would be cleaner. :-) Ole ------------------------------------------------------- This SF.Net email is sponsored by: Sybase ASE Linux Express Edition - download now for FREE LinuxWorld Reader's Choice Award Winner for best database on Linux. http://ads.osdn.com/?ad_id=5588&alloc_id=12065&op=click