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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Brightness control inversion from VBT table is not taken into account in Ubuntu 18.10"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111475#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Brightness control inversion from VBT table is not taken into account in Ubuntu 18.10"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111475">bug 111475</a>
from <span class="vcard"><a class="email" href="mailto:szymon.balcerak@ts.fujitsu.com" title="Szymon <szymon.balcerak@ts.fujitsu.com>"> <span class="fn">Szymon</span></a>
</span></b>
<pre>(In reply to Jani Nikula from <a href="show_bug.cgi?id=111475#c8">comment #8</a>)
<span class="quote">> (In reply to Szymon from <a href="show_bug.cgi?id=111475#c0">comment #0</a>)
> > • I can alter BIOS behavior if requested/needed as I'm board's BIOS
> > developer.
>
> Please try to set bit 29 of register 0xc8250 in bios.</span >
I already did it but there is still the problem with minimum brightness. See
point 2 of <a href="show_bug.cgi?id=111475#c5">comment 5</a>.</pre>
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