Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756461Ab1CRI44 (ORCPT ); Fri, 18 Mar 2011 04:56:56 -0400 Received: from ch-smtp01.sth.basefarm.net ([80.76.149.212]:46714 "EHLO ch-smtp01.sth.basefarm.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932097Ab1CRI4v (ORCPT ); Fri, 18 Mar 2011 04:56:51 -0400 Message-ID: <4D831E18.9020904@fastmail.fm> Date: Fri, 18 Mar 2011 09:55:52 +0100 From: Anders Eriksson User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20101003 Lightning/1.0b3pre Thunderbird/3.1.3 MIME-Version: 1.0 To: Alex Deucher CC: airlied@redhat.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, xorg-driver-ati@lists.x.org Subject: Re: Radeon jittery post 2.6.35 References: <4D7CCFC3.7030906@fastmail.fm> <4D7FD2FB.9090505@fastmail.fm> <4D8118EB.2070209@fastmail.fm> In-Reply-To: <4D8118EB.2070209@fastmail.fm> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Originating-IP: 83.252.238.16 X-Scan-Result: No virus found in message 1Q0VTx-0004rZ-3c. X-Scan-Signature: ch-smtp01.sth.basefarm.net 1Q0VTx-0004rZ-3c 01e5d3caeaa1ab3639377f4844297263 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1177 Lines: 28 On 03/16/11 21:09, Anders Eriksson wrote: > On 03/15/11 22:46, Alex Deucher wrote: > > Try booting with radeon.audio=0 on 2.6.38rc, some TVs have problems > > with the hdmi packets we send by default. disabling audio will treat > > the hdmi like dvi. > > > > Alex > You seem to be on to something there. radeon.audio=0 removes > what appears to be all of the jitter. I say "appear", because during > my many test runs today, I've come across moments where my brain > goes "wasn't what I just noticed on the TV something abnormal?" Both > in fb mode (post KMS), and in X11. It's definetly improved from useless > for family use, to perfectly ok though. > I was too early on this one. Yesterday (.38) , and today (38-rc8), are both jittery in post-KMS fb mode and in X, even though I use radeon.audio=0. A power cycling of the TV stabilizes it though. I'd be more than happy to test out any patches or ideas you might have. -A -- 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/