i915 black screen on resume

Bug #1769726 reported by chas on 2018-05-07
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Ubuntu MATE

Bug Description

This has been a cross-distro problem, not just Mate 18.04

MacBook Air 1,1 Mate 18.04
Intel graphics. 64-bit install.

No backlight after resume. Machine appears fully functional, except no screen backlight. You can often see faint traces of the windows responding.

apport is enabled.

Let me know what to run to get you good debug info.

this is longstanding bug:

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