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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake GPU HANG while gstreamer H264 vaapi encoding from MJPEG vaapi decode on drm-tip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110394#c41">Comment # 41</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - Skylake GPU HANG while gstreamer H264 vaapi encoding from MJPEG vaapi decode on drm-tip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=110394">bug 110394</a>
from <span class="vcard"><a class="email" href="mailto:andy.nicholas@shield.ai" title="Andy Nicholas <andy.nicholas@shield.ai>"> <span class="fn">Andy Nicholas</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=144005" name="attach_144005" title="GPU hang 13 - after media encoder power gating ONLY enabled">attachment 144005</a> <a href="attachment.cgi?id=144005&action=edit" title="GPU hang 13 - after media encoder power gating ONLY enabled">[details]</a></span>
GPU hang 13 - after media encoder power gating ONLY enabled
At least 3 compute sticks died when run in this configuration and I uploaded
#12 previously.
+ gen9_disable_rc6(dev_priv);
+
+ I915_WRITE(GEN9_PG_ENABLE,
+ GEN9_MEDIA_PG_ENABLE);
This particular crash had a huge amount of information dumped, so I figured I
should upload it also.
Interestingly, the compute stick which usually has its GPU hang for all these
tests is still running strong after 839 iterations.
I am about to test the opposite power gate and see if the render power gate ON
while media power gate is OFF has any effect.</pre>
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