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

[bugzilla-daemon at freedesktop.org]

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

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|i915 boots into a black     |[ivb (optimus) LVDS] Boots
                   |screen in intel ivybridge   |to blank screen
                   |in kernel 3.7.x series and  |
                   |3.8 rc4 in various distros  |

--- Comment #3 from Chris Wilson <chris at chris-wilson.co.uk> ---
It looks alive, so I think the issue is the backlight. Can you try

for i in /sys/class/backlight/*; do cat $i/max_brightness > $i/brightness; done

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