[Intel-gfx] nasty suspend resume problem with sandybridge

[Oleksij Rempel (Alexey Fisher)]

Am 13.02.2012 19:52, schrieb Daniel Vetter:
> On Mon, Feb 13, 2012 at 07:42:03PM +0100, Oleksij Rempel (Alexey
> Fisher) wrote:
>> Am 13.02.2012 18:06, schrieb Daniel Vetter:
>>> Well, if you've checked that none of the i915, drm and
>>> intel-agp modules are loaded with lsmod there really shouldn't
>>> be any difference cause by modeset or nomodeset. I.e. if that's
>>> the case, your black screen is cause by a suspend/resume
>>> failure caused by another driver. -Daniel
>> 
>> ufff... again not understood.
>> 
>>>>> i know this issue isn't fault of intel graphic <<<
>> 
>> with my older intel laptop i was able to get oops trace in such
>> case. With new intel hardware i get blank screen with cursor in
>> left top corner.
>> 
>>>>> Instead of cursor i expect oops trace! <<<
>> Is it possible? If not please say so. If yes, then is is a bug.
> 
> Well, I'm not a suspend/resume expert, so I don't quite know
> whether you should get an oops. Also the bios might do funky stuff
> or the suspend/resume ordering changed meanwhile. So I have no idea
> :( -Daniel

ok, thx.
then i will need to look for other way to get some debug info.
I have this port on my laptop:
https://bugzilla.kernel.org/attachment.cgi?id=72351
do you accidental know some thing about it?

-- 
Regards,
Alexey