Finally the problem was coming from passing nomodeset to the kernel command line.
Now I have full screen resolution but there is still an issue refreshing the screen sometimes. When switching between windows, scrolling, moving the mouse and just writing some text the screen gets scrumbled. None of the ccsm workarounds seem to help though. -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1439786 Title: 10de:0cbc [HP EliteBook 8540w] Max resolution of 1024x768 with nouveau Status in xorg package in Ubuntu: Triaged Bug description: After a fresh installation of Vivid I only have a resolution of 1024x768. Using xrandr and a custom xorg.conf file I might be able to get a bigger resolution (not finished testing it now). ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 3.19.0-7.7-generic 3.19.0 Uname: Linux 3.19.0-7-generic x86_64 .tmp.unity.support.test.1: ApportVersion: 2.17-0ubuntu1 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Thu Apr 2 18:56:11 2015 DistUpgraded: Fresh install DistroCodename: vivid DistroVariant: ubuntu DkmsStatus: vboxhost, 4.3.26, 3.19.0-7-generic, x86_64: installed EcryptfsInUse: Yes ExtraDebuggingInterest: Yes GraphicsCard: NVIDIA Corporation GT215GLM [Quadro FX 1800M] [10de:0cbc] (rev a2) (prog-if 00 [VGA controller]) Subsystem: Hewlett-Packard Company Device [103c:1521] InstallationDate: Installed on 2015-03-02 (31 days ago) InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Alpha amd64 (20150222) MachineType: Hewlett-Packard HP EliteBook 8540w PccardctlStatus: Socket 0: 3.3V 16-bit PC Card Subdevice 0 (function 0) bound to driver "pata_pcmcia" ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.19.0-7-generic root=/dev/mapper/ubuntu--vg-root ro nomodeset quiet splash Renderer: Software SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/08/2014 dmi.bios.vendor: Hewlett-Packard dmi.bios.version: 68CVD Ver. F.50 dmi.board.name: 1521 dmi.board.vendor: Hewlett-Packard dmi.board.version: KBC Version 32.35 dmi.chassis.type: 10 dmi.chassis.vendor: Hewlett-Packard dmi.modalias: dmi:bvnHewlett-Packard:bvr68CVDVer.F.50:bd07/08/2014:svnHewlett-Packard:pnHPEliteBook8540w:pvr:rvnHewlett-Packard:rn1521:rvrKBCVersion32.35:cvnHewlett-Packard:ct10:cvr: dmi.product.name: HP EliteBook 8540w dmi.sys.vendor: Hewlett-Packard version.compiz: compiz 1:0.9.12.1+15.04.20150330-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.59-0ubuntu1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.5.2-0ubuntu1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.5.2-0ubuntu1 version.xserver-xorg-core: xserver-xorg-core 2:1.17.1-0ubuntu3 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.0-1ubuntu2 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0-1ubuntu2 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917-1~exp1ubuntu2build1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu2build1 xserver.bootTime: Thu Apr 2 17:34:38 2015 xserver.configfile: default xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.17.1-0ubuntu3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1439786/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp