[Bug 70256] [i915] invert_brightness on "8086:0116:103c:1854" is required

[bugzilla-daemon at freedesktop.org]

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

--- Comment #8 from Kirill Tkhai <tkhai at yandex.ru> ---
(In reply to comment #5)
> Can you please check whether changing the brighetness through xrandr (with
> xrandr --output <output> --set Backlight <value>) and the raw interfaces in
> /sys/class/backlight/* also works?

Daniel, I'll check this a little later, when I'm near the laptop.

(In reply to comment #6)
> (In reply to comment #4)
> > Hotkeys work, polarity is standard. Kernel loads complitely in dark.
> > Starting of X server does not change brightness. Hotkeys do.
> 
> So if you use invert_brightness, the polarity is reversed, right?

Everything is right. Tric from bug 70386 doesn't work for me: brightness is not
remembered between reboots, I have to increase it by hotkeys every boot.

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