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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [NVC1] HDMI audio device only visible after rescan"
href="https://bugs.freedesktop.org/show_bug.cgi?id=75985#c85">Comment # 85</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [NVC1] HDMI audio device only visible after rescan"
href="https://bugs.freedesktop.org/show_bug.cgi?id=75985">bug 75985</a>
from <span class="vcard"><a class="email" href="mailto:prymoo@gmail.com" title="Przemysław Kopa <prymoo@gmail.com>"> <span class="fn">Przemysław Kopa</span></a>
</span></b>
<pre><span class="quote">> Something has forced the HDA on, hence it doesn't autosuspend.
>
> Does the issue go away if you re-enable runtime suspend? Try:
>
> echo auto > /sys/bus/pci/devices/0000:01:00.1/power/control</span >
Unfortunately, it doesn't - HDA still stays active.
cat /sys/bus/pci/devices/0000:01:00.1/power/control
auto
cat /sys/kernel/debug/vgaswitcheroo/switch
0:IGD:+:Pwr:0000:00:02.0
1:DIS-Audio: :DynPwr:0000:01:00.1
2:DIS: :DynPwr:0000:01:00.0</pre>
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