linux-kernel - Re: Radeon KMS r100 and STR problems

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Message-ID: <20100917202429.GA5091@animx.eu.org>
Date:	Fri, 17 Sep 2010 16:24:29 -0400
From:	Wakko Warner <wakko@...mx.eu.org>
To:	Richard Mittendorfer <delist@....net>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: Radeon KMS r100 and STR problems

Richard Mittendorfer wrote:
> Radeon KMS and STR on a X32
> 
> 01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M6 LY
> 01:00.0 0300: 1002:4c59
> 2.6.36-rc4, Debian Squeeze

> Most of the time: Backlight comes on, screen remains black, box hangs,
> networking in isn't possible (likely due to NM), but  also SysRq
> doesn't do. Hardly ever: Vertical lines, messed up screen, but text (as
> well as mouse movement when switching to Xorg) "is there". One out of
> ~10 tries I saw this when suspending at the console (echo mem>/s/p/state).
> Rebooting blindly was possible then and the logger was able to capture the 
> messages below.

I'd like to add that I've a similar problem with a Mobility M7 with any
kernel with radeon KMS.  One difference is that only the screen is hosed.  I
am still able to use the keyboard and I can connect to it over the network.

-- 
 Microsoft has beaten Volkswagen's world record.  Volkswagen only created 22
 million bugs.
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