Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754152Ab3IXJCG (ORCPT ); Tue, 24 Sep 2013 05:02:06 -0400 Received: from mail-ee0-f46.google.com ([74.125.83.46]:51975 "EHLO mail-ee0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753589Ab3IXJBv (ORCPT ); Tue, 24 Sep 2013 05:01:51 -0400 Date: Tue, 24 Sep 2013 11:02:08 +0200 From: Daniel Vetter To: Thomas Richter Cc: Linux Kernel Mailing List , intel-gfx Subject: Re: [Intel-gfx] i835GM flicker on panning Message-ID: <20130924090208.GB13668@phenom.ffwll.local> Mail-Followup-To: Thomas Richter , Linux Kernel Mailing List , intel-gfx References: <4319_1379778790_523DC0E3_4319_13540_1_CAKMK7uHynzChMurTLAYMfeRF07aDJxes-6eSO1iDbrET8xD84Q@mail.gmail.com> <523F2390.5030702@math.tu-berlin.de> <16566_1379880205_523F4D0D_16566_5011_1_CAKMK7uFNAhahpURH-LFj=x+8D2W7Z8y_-9OKhnJ_O4g7hyqu1Q@mail.gmail.com> <523F7020.702@math.tu-berlin.de> <17822_1379921548_523FEE8C_17822_1617_1_20130923073242.GA32145@phenom.ffwll.local> <5240162A.2030404@math.tu-berlin.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5240162A.2030404@math.tu-berlin.de> X-Operating-System: Linux phenom 3.10-2-amd64 User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1070 Lines: 29 On Mon, Sep 23, 2013 at 12:21:30PM +0200, Thomas Richter wrote: > Hi folks, > > >Can you please test with > > > > Option "LinearFramebuffer" "true"? > > > >Thanks, Daniel > > Tested again. Yes, indeed, LinearFramebuffer does make a difference. > Without it, panning to the right causes flicker, with it, moving the > mouse to the right - panning right (thus scrolling the screen to the > left) causes no flicker. Scrolling into the other direction always > causes flicker, no matter what. Hm, this is something I've completely missed thus far: Does the flicker only happen when you pan, or also when the image is at a stable postion (but not aligned to one of the safe boundaries you've identified)? Thanks, Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- 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/