From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756093Ab1CXLqC (ORCPT ); Thu, 24 Mar 2011 07:46:02 -0400 Received: from mga11.intel.com ([192.55.52.93]:42018 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751474Ab1CXLqA (ORCPT ); Thu, 24 Mar 2011 07:46:00 -0400 Message-Id: <1bdc18$jvuest@fmsmga002.fm.intel.com> X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.63,236,1299484800"; d="scan'208";a="671038365" Date: Thu, 24 Mar 2011 11:45:57 +0000 To: Alessandro Suardi , linux-kernel@vger.kernel.org Subject: Re: regression: GM45 on Dell Latitude E6400 display from 1440x900 to 1024x768 somewhere between 2.6.38-git2 and -git7 References: From: Chris Wilson In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 24 Mar 2011 12:30:49 +0100, Alessandro Suardi wrote: > 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: There's not much we can say until we see those... -Chris -- Chris Wilson, Intel Open Source Technology Centre