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

[bugzilla-daemon at freedesktop.org]

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

--- Comment #14 from hadrons123 <piruthiviraj at gmail.com> ---
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.

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