[Bug 74022] [pnv !DRM_I915_FBDEV] Hang upon resume

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=74022

--- Comment #5 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to comment #4)
> On a hunch I expect the bios to stomp on the lower end of the gtt/stolen.
> Can you please test what happens
> - with Jesse's fb takeover patches (pls double-check that we indeed wrap the
> fb correctly)

They already were included.

> - and when disabling stolen if the fb wrap patches don't help.

There wasn't stolen available at the introduction of the bug.

> Finally is the bios somehow resuming the display hw for us already or are
> all pipes off on takeover from resume?

Nope.

Back to testing and this is gone on my latest ring init routines. I might get
round to seeing if it was fixed in the meantime...

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