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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW ULT]eDP brightness is zero after the computer start"
href="https://bugs.freedesktop.org/show_bug.cgi?id=70791#c12">Comment # 12</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [HSW ULT]eDP brightness is zero after the computer start"
href="https://bugs.freedesktop.org/show_bug.cgi?id=70791">bug 70791</a>
from <span class="vcard"><a class="email" href="mailto:aaron.lu@intel.com" title="Aaron Lu <aaron.lu@intel.com>"> <span class="fn">Aaron Lu</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=70791#c11">comment #11</a>)
<span class="quote">> Sorry that I don't know how to get the acpidump. Can you please tell how to
> get it? Thanks.</span >
Run as root
# acpidump > acpidump.txt
The acpidump is available in the kernel tree: $kernel_tree/tools/power/acpi,
just type make to get it. Or your distro may have packaged one.
<span class="quote">> And when I get the acpidump, shall I use the kernel with the with the patch
> applied and video.use_native_backlight=1 set or without?</span >
It doesn't matter.</pre>
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