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<body><span class="vcard"><a class="email" href="mailto:imre.deak@intel.com" title="Imre Deak <imre.deak@intel.com>"> <span class="fn">Imre Deak</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] [SKL] Unclaimed register detected"
href="https://bugs.freedesktop.org/show_bug.cgi?id=95646">bug 95646</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>NEEDINFO
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] [SKL] Unclaimed register detected"
href="https://bugs.freedesktop.org/show_bug.cgi?id=95646#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] [SKL] Unclaimed register detected"
href="https://bugs.freedesktop.org/show_bug.cgi?id=95646">bug 95646</a>
from <span class="vcard"><a class="email" href="mailto:imre.deak@intel.com" title="Imre Deak <imre.deak@intel.com>"> <span class="fn">Imre Deak</span></a>
</span></b>
<pre>HSW_AUD_CHICKENBIT is accessed without holding an audio power domain reference.
Could you try the following:
diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c
index c9af022..c6552f3c 100644
--- a/sound/hda/hdac_i915.c
+++ b/sound/hda/hdac_i915.c
@@ -101,7 +101,9 @@ EXPORT_SYMBOL_GPL(snd_hdac_display_power);
#define CONTROLLER_IN_GPU(pci) (((pci)->device == 0x0a0c) || \
((pci)->device == 0x0c0c) || \
((pci)->device == 0x0d0c) || \
- ((pci)->device == 0x160c))
+ ((pci)->device == 0x160c) || \
+ ((pci)->device == 0xa170) || \
+ ((pci)->device == 0x9d70))
/**
* snd_hdac_i915_set_bclk - Reprogram BCLK for HSW/BDW
If it doesn't fix it, could you provide the PCI ID for your HDA device:
$ lspci -nn -s 0:1f.3; lspci -nn -s 0:3</pre>
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