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: Sun, 13 Feb 2011 13:58:53 -0800 (PST)
Message-ID: <20110213215853.6C83413004E@annarchy.freedesktop.org>
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https://bugs.freedesktop.org/show_bug.cgi?id=34237
--- Comment #1 from Alex Deucher 2011-02-13 13:58:53 PST ---
This sounds like monitor polling on the analog port. Disable it by booting
with
drm_kms_helper.poll=0 on your kernel command line in grub. Also make sure kde
is not polling the monitors itself in the background at regular intervals.
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