Radeon KMS doesn't work.
xtfeng at gmail.com
Mon Jul 5 19:34:22 PDT 2010
On Tue, Jul 6, 2010 at 2:18 AM, Justin P. Mattock
<justinmattock at gmail.com> wrote:
> On 07/05/2010 10:27 AM, Marvin wrote:
>> Hi Wakko,
>> as nobody seems to have answered yet, I think it's better that you file a
>> against the radeon driver (bugs.freedesktop.org, one bug for each defect).
>> There may be similar bugs already, so please check this also.
>> 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.
>>> 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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> I've hit a couple of things with radeon as well.. the first was this:
> (if your hitting this issue, then the patch should work and/or it should
> already be in the main tree).
> then a few days ago hit another:
> (keep in mind still uncertain on a fix for this, reverting the commit gets
> me up and running(I created a patch, but an umsure if it's a right
I think this is the same cases with (http://lkml.org/lkml/2010/7/5/44)
And the fix for this bug is in -tip tree, commit 2463eb8
Could you please try following patch?
> if none of these are what your hitting, then maybe(if you can) do a bisect
> on this!
> Justin P. Mattock
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