[Bug 59726] [ivb (optimus) LVDS] Boots to blank screen

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=59726

--- Comment #15 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to comment #14)
> acpi_backlight=vendor - works with screen brightness set to max, but I am
> not able to reduce screen brightness with gnome-control center. 
> acpi_backlight=legacy - doesn't work.

Hmm, mind satisfying my curiosity and pasteing the "found backlight control
interface" line from Xorg.log for the various combinations of acpi_backlight
and UXA/SNA?

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