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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - turning off LVDS leads to acpi_video0/brightness:0 on another console"
href="https://bugs.freedesktop.org/show_bug.cgi?id=67025#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - turning off LVDS leads to acpi_video0/brightness:0 on another console"
href="https://bugs.freedesktop.org/show_bug.cgi?id=67025">bug 67025</a>
from <span class="vcard"><a class="email" href="mailto:consume.noise@gmail.com" title="Daniel Martin <consume.noise@gmail.com>"> <span class="fn">Daniel Martin</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=67025#c1">comment #1</a>)
<span class="quote">> The backlight is independent of the pipe, so both need to be turned off. Due
> to hilarities with supporting all kernels and the kernel not always being in
> control of the backlight, we need to turn off the backlight manually.</span >
I thought that it's not that easy.
<span class="quote">> The question you should be asking is: why are we turning things off for a VT
> switch?</span >
It already happens when doing a `xrandr --output LVDS1 --off`. The VT switch
itself just unveils that it has been lowered, there're no more brightness
adjustments when switching.</pre>
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