[Bug 67454] After suspend/resume, screen is black for all but the highest levels with i915 driver on MacBook Air 6,2

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=67454

--- Comment #53 from Alex Markley <alex at malexmedia.net> ---
Jani,

Thanks so much for your quick reply!

(In reply to comment #50)
> Please get current intel-gpu-tools, boot, get reg dump using
> intel_reg_dumper, suspend, wait a minute, resume, get reg dump using
> intel_reg_dumper, make sure the problem is present at this stage, attach
> dumps clearly named.

Done. Running release kernel 3.12.

I don't know much about the GPU registers, but diff didn't appear to show
anything interesting, so I'm guessing you'll still need more information.

Please advise on next troubleshooting steps and I'll be glad to oblige.

Thanks!

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