[Bug 86936] Facilitate override on minimum brightness level

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=86936

--- Comment #7 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to Aurabindo J from comment #4)
> my /sys/class/backlight/intel_backlight/max_brightness says 5273. So
> percentage is calculated relative to this value ? The minimum level I can
> set is 64 after the offending commit, which is obviously the arbitrary value
> hardcoded.

The commits should have no impact on what you can write to the brightness
interface.

> Older one also showed proper actual_brightness. But latest kernel always
> gives 0. By older one, I meant the one without *both* of the referenced
> commit. I didnt test it in between. Actually 3.10 (the one in centos 7). The
> newer on is from arch (3.17)

That's odd. What's the machine?

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