[Bug 70256] [snb] initial backlight brightness is zero

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=70256

--- Comment #13 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to comment #12)
> What if you try the acpi_osi="!Windows 2012" kernel parameter?

Hmm, this was sandy bridge though... have you upgraded your bios? (I am not
implying you should, I'm merely asking.)

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