From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: lxfb driver regression Date: Wed, 7 May 2008 18:11:40 -0700 Message-ID: <20080507181140.ecea2305.akpm@linux-foundation.org> References: <20080507210836.1eb61b8f@ephemeral> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1-new.sourceforge.net with esmtp (Exim 4.43) id 1Jtufy-0006XL-7u for linux-fbdev-devel@lists.sourceforge.net; Wed, 07 May 2008 18:12:02 -0700 Received: from smtp1.linux-foundation.org ([140.211.169.13]) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1Jtufw-0000Zu-R0 for linux-fbdev-devel@lists.sourceforge.net; Wed, 07 May 2008 18:12:02 -0700 In-Reply-To: <20080507210836.1eb61b8f@ephemeral> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-fbdev-devel-bounces@lists.sourceforge.net Errors-To: linux-fbdev-devel-bounces@lists.sourceforge.net To: Andres Salomon Cc: linux-fbdev-devel@lists.sourceforge.net, linux-geode@bombadil.infradead.org, Jens Rottmann , linux-kernel@vger.kernel.org, jordan.crouse@amd.com, torvalds@linux-foundation.org On Wed, 7 May 2008 21:08:36 -0400 Andres Salomon wrote: > Hi, > > I noticed that a patch from you went into 2.6.26-rc1 to adjust the PLL table > in the lxfb driver. Unfortunately, it breaks on OLPC machines (I haven't > tested it on other Geode platforms yet, but I don't have any other Geodes > with panels anyways). It's this commit: > > http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=3888d4639e78802c4ec1086127124e890461b9e4 > > Without this patch, I get the following (correct) output from the lxfb > and console code: > > [ 0.939827] lxfb 0000:00:01.1: 16384 KB of video memory at 0xfd000000 > [ 1.009194] Console: switching to colour frame buffer device 150x56 > > Without it, the cols/width is screwy (and I get a blank white screen): > > [ 20.706836] lxfb 0000:00:01.1: 16384 KB of video memory at 0xfd000000 > [ 20.788538] Console: switching to colour frame buffer device 100x40 I queued a reversion but (as is often the case with non-critical regressions) I'll hold off for a few days, see if we can get things fixed up. ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone