[Bug 79813] [hsw bisected regression] Chromebook loses backlight control in 3.15

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=79813

--- Comment #20 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #19)
> It looks like the chromebooks aren't adding the backlight control because
> the VBT size check passes but the VBT says there is no backlight.

Yes. Either the VBT is wrong or we're interpreting the VBT wrong. I'm still
waiting on an enquiry about the latter possibility.

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