[Bug 55701] Backlight control not functioning anymore on Acer Aspire V5 since kernel 3.7

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=55701





--- Comment #12 from Jani Nikula <jani.nikula at intel.com>  2013-03-28 10:38:56 ---
(In reply to comment #10)
> CONFIG_BACKLIGHT_CLASS_DEVICE unset? There's no other way (besides not having a
> lvds/edp panel) we don't register the backlight device.

In theory also if we fail to read the max backlight value we bail out. But that
went in already in 3.6. This can be easily confirmed from the dmesg Daniel asks
in comment #11.

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