Bug#585815: xserver-xorg-video-radeon: radeon/KMS only works in PCI mode (AGP disabled) for RV350 [Mobility Radeon 9600 M10] card
On Mon, Jun 14, 2010 at 09:09:27AM -0400, Stefano wrote:
> On Mon, Jun 14, 2010 at 1:26 AM, Brice Goglin <Brice.Goglin@ens-lyon.org> wrote:
> > Le 14/06/2010 03:31, Stefano a écrit :
> >> http://bgoglin.livejournal.com/19346.html
> >
> > This post is very old, not sure it still matters old, but it's good you
> > found a workaround :)
>
>
> Hi,
>
> yeah, the post is old, but my laptop is even older, and so its graphic card!
>
> Anyway, I am going to try if loading the module later will work for me.
>
> Also, I just realized that in my bug report I mistakenly wrote that I
> commented the last line of my radeon-kms.conf (which would be "
> options radeon dynclks=1").
>
> That's not correct, I commented "options radeon agpmode=-1". That can
> be deducted from the title of the bug report, but I wanted to point it
> out.
>
> >> After upgrading to kernel 2.6.32-5-686 I have tried to enable the AGP mode by
> >> commenting the last line of the file. I noticed a huge improvement of the
> >> performances of my laptop, however, it becomes really unstable and
> >> eventually it locks up with a black screen and I have to power it off.
> >
> > Did you try other values for agpmode ? You can try 1, 2, 4 and 8. If one
> > helps, upstream may add a quirk for your machine.
>
> When I leave the driver free to decide the AGP value, it picks up 4,
> which is the "right" one. I also tried with 2 with no success.
>
> I am going to try 1 and 8, and then put 4 explicitly in
> radeon-kms.conf when I have some free time.
>
> I'll let you know what happens.
Ping ?
Brice
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