From: Melchior FRANZ <melchior.franz@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: [3.0-rc1 regression] (was: Re: [2.6.39 regression] i915/kms: garbled screen because of 49183b281)
Date: Mon, 30 May 2011 14:10:10 +0200
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Cc: Linus Torvalds <torvalds@linux-foundation.org>,
        Chris Wilson <chris@chris-wilson.co.uk>,
        dri-devel@lists.freedesktop.org, Keith Packard <keithp@keithp.com>
References: <BANLkTi=9fGdBw=r_dDE3KSPfjU0UjXBZFw@mail.gmail.com> <201105121849.09225@rk-nord.at>
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* Melchior FRANZ -- Thursday 12 May 2011:
> > Chris Wilson (4):
> >       drm/i915: Only enable the plane after setting the fb base (pre-ILK)
> 
> This patch introduces a bug on my infamous "Acer Travelmate
> 5735Z-452G32Mnss": when KMS takes over, the frame buffer contents
> get completely garbled up on screen, with colored stripes and
> unreadable text (photo on request). Only when X11 is started, the
> screen gets restored again. Closing and re-opening the lid partly
> cures the mess, too: it makes the font readable, though horizontally
> stretched.
> 
> Reverting 49183b2818de6899383bb82bc032f9344d6791ff fixes the
> bug.

This got fixed after my bug report, but now it's back with exactly
the same description. Bisection result to come ...

m.
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