Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755539Ab1CXLaw (ORCPT ); Thu, 24 Mar 2011 07:30:52 -0400 Received: from mail-iw0-f174.google.com ([209.85.214.174]:53790 "EHLO mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754676Ab1CXLau convert rfc822-to-8bit (ORCPT ); Thu, 24 Mar 2011 07:30:50 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type :content-transfer-encoding; b=X/simaX5XN4YgSBKg477F4YprshFXphfl0E7FX76sfrvwFswP9VdVjSCaYYAlo930z 1ATdNBK/zAwHKOHdHDP9k7LjT2s15H8DEc9Af9cuwaLKFaRDjUCMXaKsH8TUZbAemBEF Fb2ZMofdpGG5jIwhbW/7VefhK+2NPx7b3jeP0= MIME-Version: 1.0 Date: Thu, 24 Mar 2011 12:30:49 +0100 Message-ID: Subject: regression: GM45 on Dell Latitude E6400 display from 1440x900 to 1024x768 somewhere between 2.6.38-git2 and -git7 From: Alessandro Suardi To: linux-kernel@vger.kernel.org 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: 1997 Lines: 56 Fedora 14 x86_64 [ 375.231] (II) intel(0): Integrated Graphics Chipset: Intel(R) GM45 [ 375.231] (--) intel(0): Chipset: "GM45" startx yields: 2.6.38-git2 and earlier: correct 1440x900 display 2.6.38-git3 through -git6: not tested due to kernel build errors 2.6.38-git7 through -git14: wrong 1024x768 display with black bands at sides Once in wrong mode, xrandr --fb 1440x900 --output LVDS1 --mode 1440x900 helps return the screen to correct display, but: - background image is drawn incorrectly (like a 1440x900 correct one with a superimposed 1024x768 starting from upper left corner) - mplayer in full screen mode does not actually go full screen, but 1024x768 comparative Xorg logs and dmesg output for 2.6.38-git2 and -git14 available upon request; lspci -v says: 00:02.0 VGA compatible controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07) (prog-if 00 [VGA controller]) Subsystem: Dell Device 0233 Flags: bus master, fast devsel, latency 0, IRQ 46 Memory at f6c00000 (64-bit, non-prefetchable) [size=4M] Memory at e0000000 (64-bit, prefetchable) [size=256M] I/O ports at ef98 [size=8] Expansion ROM at [disabled] Capabilities: [90] MSI: Enable+ Count=1/1 Maskable- 64bit- Capabilities: [d0] Power Management version 3 Kernel driver in use: i915 Kernel modules: i915 00:02.1 Display controller: Intel Corporation Mobile 4 Series Chipset Integrated Graphics Controller (rev 07) Subsystem: Dell Device 0233 Flags: bus master, fast devsel, latency 0 Memory at f6b00000 (64-bit, non-prefetchable) [size=1M] Capabilities: [d0] Power Management version 3 thanks, --alessandro ?"There's always a siren singing you to shipwreck" ?? (Radiohead, "There There") -- 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/