Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761819Ab0GTWFB (ORCPT ); Tue, 20 Jul 2010 18:05:01 -0400 Received: from mail-iw0-f174.google.com ([209.85.214.174]:38016 "EHLO mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755552Ab0GTWE6 convert rfc822-to-8bit (ORCPT ); Tue, 20 Jul 2010 18:04:58 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; b=SPDVk1oJoa+idGt1KkWo3RfhGbaPJrfpXQK3adJkg4weRm0IulZGHjGyapMS7OiZIP 9YFUus6+S/4WxA3lt12Cu+AJb8LO9Jn5aXIs2nN1aovFmzEwZeDEXfNbbhzLH3vsJCoP boENEkxImTDhZhQvQ/GLmANIlj62NpMZfFUc8= MIME-Version: 1.0 In-Reply-To: References: Date: Tue, 20 Jul 2010 18:04:57 -0400 Message-ID: Subject: Re: Blank (disconnected) screen during boot with latest 2.6.35-rcX kernels From: Alex Deucher To: trapdoor6@gmail.com Cc: LKML , xorg-driver-ati@lists.x.org, trapDoor Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3244 Lines: 84 On Tue, Jul 20, 2010 at 5:54 PM, trapDoor wrote: >> The attached patch should fix the connectors to report properly. >> There are a number of similar ASUS cards with the same quirk. >> > > Right. I have applied your second patch on top of 2.6.35-rc5-git4 + > 0001-drm-radeon-kms-fix-shared-ddc-harder.patch > > After successful boot from the new kernel, these lines in Xorg.0.log > corresponds now to the outputs I have on my card: > > ### for LCD connected to the first DVI port: > [ ? ?19.582] (II) RADEON(0): Output DVI-0 connected > [ ? ?19.582] (II) RADEON(0): Output DIN disconnected > [ ? ?19.582] (II) RADEON(0): Output DVI-1 disconnected > [ ? ?19.582] (II) RADEON(0): Using exact sizes for initial modes > [ ? ?19.582] (II) RADEON(0): Output DVI-0 using initial mode 1920x1080 > > ### LCD connected to the other DVI port: > [ ? ?18.068] (II) RADEON(0): Output DVI-0 disconnected > [ ? ?18.068] (II) RADEON(0): Output DIN disconnected > [ ? ?18.068] (II) RADEON(0): Output DVI-1 connected > [ ? ?18.068] (II) RADEON(0): Using exact sizes for initial modes > [ ? ?18.068] (II) RADEON(0): Output DVI-1 using initial mode 1920x1080 > > HDMI output isn't listed any more. So that's seems good. Thanks a lot > for fixing this. Thanks for testing. > > I'm just wondering now what will happen if I connect some HDMI device > via DVI > HDMI adaptor. Should it work? Is HDMI still supported on my > card after applying the last patch? Unfortunately I don't own any > device I could test it on. It will not affect your ability to use HDMI. It only affects the naming. > > Do you expect any problems with applying this patch onto 2.6.34.1? If > not, I could do it as on that kernel the first DVI port is still shown > as HDMI. If the patch works OK on 2.6.34.1, it could be submitted > upstream to the stable branch ? I'll CC stable. > >>> >>> Where I see a real 3D performance drop now is for example Armagetron >>> Advanced - a game I use just for testing. I enabled certain features >>> using 3D in it. Without going into details I just say that with kernel >>> 2.6.34.1 the overall 3D performance in AA is about twice better. The >>> game runs quite smooth, number of fps doesn't go under 60. With kernel >>> 2.6.35-rc5-git3 on the same system, with the same drivers, mesa, drm >>> etc., the game runs slower and not so smooth, certain details look >>> slightly worse and I won't get more than 35 fps. >>> >>> Apart from that I don't notice any regressions on my desktop, with >>> compiz effects etc. I'd run some other tests if you could recommend >>> some tools, but not too complex and rather some specialised software >>> just for testing purposes, not games. >> >> If it's just the kernel that changed is there any chance you could >> bisect what caused the performance regression? >> > > I could find some time for bisecting tomorrow around evening. Prior to > that I'd need a quick look into some manuals .. > Sounds good. Alex > > -- > Regards > trapDoor > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/