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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [SNB] fails to enable backlight"
href="https://bugs.freedesktop.org/show_bug.cgi?id=40692#c27">Comment # 27</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [SNB] fails to enable backlight"
href="https://bugs.freedesktop.org/show_bug.cgi?id=40692">bug 40692</a>
from <span class="vcard"><a class="email" href="mailto:samuel@sieb.net" title="Samuel Sieb <samuel@sieb.net>"> <span class="fn">Samuel Sieb</span></a>
</span></b>
<pre>I wasn't able to test that patch, but the kernel command line parameter from
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED NOTOURBUG - [SNB] KMS with intel sandy bridge video sets brightness to zero."
href="show_bug.cgi?id=43577">Bug 43577</a> solves the issue.
video.use_bios_initial_backlight=0</pre>
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