From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anders Eriksson Subject: Re: Radeon jittery post 2.6.35 Date: Wed, 16 Mar 2011 22:40:44 +0100 Message-ID: <4D812E5C.1010708@fastmail.fm> References: <4D7CCFC3.7030906@fastmail.fm> <4D7FD2FB.9090505@fastmail.fm> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Jerome Glisse Cc: Alex Deucher , airlied@redhat.com, xorg-driver-ati@lists.x.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org On 03/15/11 22:08, Jerome Glisse wrote: > EDID failure could very well explain it, EDID retrieval seems to fails > on some GPU under some circonstance (when there is CPU load that > interfer with i2c timing i guess). Does the log have the edid failure > message when the tv is jittering ? Or is it the otherway around ? > > Cheers, > Jerome It seems to be related to whether the TV is on (on that HDMI source) or not. Mar 16 09:50:41 mynet kernel: [ 933.060281] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 09:53:46 mynet kernel: [ 1117.724206] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 09:54:47 mynet kernel: [ 1179.218109] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 09:54:57 mynet kernel: [ 1189.411883] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 09:55:32 mynet kernel: [ 1220.050871] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 20:27:51 mynet kernel: [ 952.693085] [drm:radeon_dvi_detect] *ERROR* HDMI Type A-1: probed a monitor but no|invalid EDID Mar 16 21:30:21 mynet kernel: [ 2272.384410] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 21:32:44 mynet kernel: [ 2415.931947] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 21:40:45 mynet kernel: [ 2896.698214] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 21:45:05 mynet kernel: [ 3152.643541] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID Mar 16 21:53:00 mynet kernel: [ 3631.146133] [drm:radeon_dvi_detect] *ERROR* HDMI-A-1: probed a monitor but no|invalid EDID The TV was off at about 10 AM this morning (the HTPC was on playing music) on a couple of hours in the afternoon showing the RS690 HDMI on at 20:50-22:00 NOT showing the RS690 HDMI Unfortunately I'm not sure what the TV's state was at 20:27:51 /A