From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: Suspend and slight video corruption Date: Sun, 24 Sep 2006 09:41:53 +0000 Message-ID: <20060924094153.GA4057@ucw.cz> References: <20060921210244.GB5888@excelhustler.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <20060921210244.GB5888@excelhustler.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.osdl.org Errors-To: linux-pm-bounces@lists.osdl.org To: John Goerzen Cc: linux-pm@lists.osdl.org List-Id: linux-pm@vger.kernel.org Hi! > I'm trying to use suspend to disk in a MacBook Pro and am having an odd i= ssue: > = > colors get corrupted -- but only slightly -- after a resume. The screen > appears as if it just dropped from 24-bit color mode to 8-bit color mode > and is doing a poor job of dithering. > = > The problem is most easily visible with an image such as > http://debblue.debian.net/images/debblue/gdm-debblue.png. Before a > suspend, it looks fine. After a suspend, there are concentric circles > going out from the center with hard-edged color changes. With many > things, this problem is not even noticable. I wouldn't be surprised if > this has happened to many before without being detected. > = > This happens no matter what viewer I am using to display the image in X. > It also persists even if I restart the viewer, switch to the console and > back, etc. But restarting the X server fixes it. > = > I tried running xinit /bin/false -- :1, but that hung the machine (it > does not hang the machine when run before a suspend). > = > I have tried both uswsusp and suspend2 and get the same results with > each. > = > This is a Debian etch system, kernel.org 2.6.18 (with the small > mactel-linux patches), booting without EFI, XOrg 7.0.0, ATI fglrx driver > 8.28.8. You are using ati closed video drivers, experience video problem, and expect us to help? Huh? Ask ATI. -- = Thanks for all the (sleeping) penguins.