From: Marvin <marvin24@gmx.de>
To: linux-kernel@vger.kernel.org
Subject: Re: Radeon KMS doesn't work.
Date: Mon, 5 Jul 2010 19:27:16 +0200
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Hi Wakko,

as nobody seems to have answered yet, I think it's better that you file a bug 
against the radeon driver (bugs.freedesktop.org, one bug for each defect). 
There may be similar bugs already, so please check this also.

Thanks

Marvin

Am Montag 05 Juli 2010, 01:19:26 schrieb Wakko Warner:
> Wakko Warner wrote:
> > I have a Dell Inspiron 5100 with an ATI Radeon Mobility M7 (7500 R100
> > PCI ID 1002:4c57 sub 1028:0149).
> > 
> > Immediately when radeon.ko is loaded, the screen goes blank (The
> > backlight stays on).  I have fbcon compiled into the kernel (I also
> > tried as module). I am unable to get the screen to work again until I
> > reboot.  The logs did not appear to have any errors after the module
> > loaded.  The system was still responsive on the network.
> > 
> > I tried kernels 2.6.33 and 2.6.34.
> > 
> > I can provide kernel output if needed.
> 
> I need to add that if I use modeset=0, the screen does not blank.
> 
> Also 2.6.34 (with modeset=0) doesn't do 3D very well on this system.  Some
> objects look ok, some are garbled, some do not appear at all.  The gears
> from xscreensaver does not show up at all.

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