From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 34237] External LCD monitor flickers every 30 seconds radeon mobility x1400 Date: Wed, 2 Mar 2011 07:28:27 -0800 (PST) Message-ID: <20110302152827.563BB130005@annarchy.freedesktop.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from annarchy.freedesktop.org (annarchy.freedesktop.org [131.252.210.176]) by gabe.freedesktop.org (Postfix) with ESMTP id 6FD1D9E7C3 for ; Wed, 2 Mar 2011 07:28:27 -0800 (PST) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org https://bugs.freedesktop.org/show_bug.cgi?id=34237 --- Comment #15 from Alex Deucher 2011-03-02 07:28:27 PST --- (In reply to comment #14) > I've tried 2.6.38-rc6-git 7 (which seems to include Dave's drm-fixes) w/o any > success. I still got intermitent black screen. > For the record, my LCD is behind a KVM that corrupts EDID thus making the > kernel to keep loudly complaining in dmesg It it happens it regular intervals it sounds like some sort of polling. Have you tried drm_kms_helper.poll=0? Also, make sure knotify or upowerd are not polling the monitors regularly. -- Configure bugmail: https://bugs.freedesktop.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug.