From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joost Ringoot Subject: Re: problem setting up extended desktop Date: Mon, 11 Oct 2010 07:12:20 +0200 Message-ID: <4CB29CB4.8080101@kmi.be> References: <4CA58F7C.9060406@oma.be> Reply-To: Joost Ringoot Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; Format="flowed" Content-Transfer-Encoding: 7bit Return-path: Received: from bonnie2.oma.be (bonnie2.oma.be [193.190.231.70]) by gabe.freedesktop.org (Postfix) with ESMTP id 7B4379E7D3 for ; Sun, 10 Oct 2010 22:12:44 -0700 (PDT) Received: from bonnie2.oma.be (localhost [127.0.0.1]) by bonnie2.oma.be (8.13.6/8.11.1) with ESMTP id o9B5CgqU004112 for ; Mon, 11 Oct 2010 05:12:43 GMT Received: from [IPv6:::1] (arwen.oma.be [193.190.249.12]) by bonnie2.oma.be (8.13.6/8.13.6/SuSE Linux 0.8) with ESMTP id o9B5Cdrv004109 for ; Mon, 11 Oct 2010 05:12:41 GMT In-Reply-To: <4CA58F7C.9060406@oma.be> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Maybe this issue was not related to this list. Anyway, the problem was due to a bug in Xorg. And has very recently been fixed in the in the GIT repository (I installed it via https://launchpad.net/~xorg-edgers/+archive/ppa) https://bugs.launchpad.net/ubuntu/+source/libdrm/+bug/619663 On 01/10/10 09:36, Joost Ringoot wrote: > Hello all, > > Prequel: I have a Latitude D620 laptop. With Ubuntu. > I have successfully used an extended desktop with different screens ( > a HDMI Dell 19" at office via docking, and a VGA 17" (noname) at home) > > I had an issue not related to this with the graphics, for which I > don't expect any feedback from this group, it is just to illustrate > the circumstances: > When I clicked with the right mouse button on a node in XCDP > (http://www.ecmwf.int/products/data/software/sms.html) The GUI session > hanged, untill I went to console (CTRL+ALT+F1) and terminated XCDP or > its parent shell. > This problem appeared to be generel for Ubuntu 10.04 local installs... > Yes curiously enough, this was not an issue for remote X-sessions. > A colleague installed ubuntu 10.10 and told me the issue with XCDP was > resolved after this upgrade. > So I performed the upgrade on my laptop and found also that the > problem with XCDP was resolved. > > Alas I am no longer able to use extended desktop, "mirrored screens" > setup does work however. > I was looking in the Ubuntu forums for help and left a message there a > couple days ago, no answer yet. > Maybe any of you can help. > A clean solution would be nice but any help to get me more insight on > why this happens or were to go with troubleshooting is welcome. > > > I first tried with the "Monitors" configuration tool of ubuntu, but > this just fails without any error output. > I then tried arandr, this fails with this output: > XRandR failed: > XRandR returned error code 1: X Error of failed request: BadMatch > (invalid parameter attributes) > Major opcode of failed request: 150 (RANDR) > Minor opcode of failed request: 7 (RRSetScreenSize) > Serial number of failed request: 32 > Current serial number in output stream: 33 > > On the website http://intellinuxgraphics.org I found some more info > and tried the following without much success. > > root@legolas:~# uname -a > Linux legolas 2.6.35-22-generic #33-Ubuntu SMP Sun Sep 19 20:34:50 UTC > 2010 i686 GNU/Linux > root@legolas:~# lshw | grep -i graphic > product: Mobile 945GM/GMS, 943/940GML Express Integrated > Graphics Controller > product: Mobile 945GM/GMS/GME, 943/940GML Express > Integrated Graphics Controller > root@legolas:~# xrandr -q > Screen 0: minimum 320 x 200, current 1440 x 900, maximum 4096 x 4096 > VGA1 connected 1440x900+0+0 (normal left inverted right x axis y axis) > 408mm x 255mm > 1440x900 59.9 + 75.0* > 1280x1024 75.0 60.0 > 1280x800 59.8 > 1152x864 75.0 > 1024x768 75.1 70.1 60.0 > 832x624 74.6 > 800x600 72.2 75.0 60.3 56.2 > 640x480 72.8 75.0 66.7 60.0 > 720x400 70.1 > LVDS1 connected 1440x900+0+0 (normal left inverted right x axis y > axis) 303mm x 190mm > 1440x900 60.0*+ 59.9 > 1360x768 59.8 60.0 > 1152x864 60.0 > 1024x768 60.0 > 800x600 60.3 56.2 > 640x480 59.9 > DVI1 disconnected (normal left inverted right x axis y axis) > TV1 disconnected (normal left inverted right x axis y axis) > root@legolas:~# xrandr --output VGA1 --left-of LVDS1 > X Error of failed request: BadMatch (invalid parameter attributes) > Major opcode of failed request: 150 (RANDR) > Minor opcode of failed request: 7 (RRSetScreenSize) > Serial number of failed request: 32 > Current serial number in output stream: 33 > root@legolas:~# > > Thanks, > > > Joost Ringoot