[Intel-gfx] [regressio] gpu freeze after resume coused by "ramebuffer compression" patch

[Jesse Barnes]

On Wed, 30 Sep 2009 16:57:24 +0200
Alexey Fisher <bug-track at fisher-privat.net> wrote:

> Alexey Fisher schrieb:
> > There is one more regression on vanilla tree,
> > after resume if you watch video (1-3 minuts) GPU will freeze.
> > My hardware gm945 (eeepc p1005ha-h).
> > Do any one bisecting this?
> 
> Hi. Jesse
> Here is a second bug caused by "framebuffer compression for pre-GM45" 
> patch. The symptom is: it seems to be ok after resume but the image
> will get rare random interference (i don't know better wort) and with
> playing video after ~3 minuts GPU will freeze.

Sounds similar to what Ian and Eric have seen on their x200s...  I
don't know what's causing it offhand, but narrowing it down to that
commit helps.  I'll see if I can figure out what's going on.

Thanks,
Jesse