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<body><span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
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<a class="bz_bug_link
bz_status_NEW "
title="NEW - [SKL]igt/pm_rps/blocking fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89123">bug 89123</a>
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<td>NEEDINFO
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<td>NEW
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SKL]igt/pm_rps/blocking fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89123#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [SKL]igt/pm_rps/blocking fail"
href="https://bugs.freedesktop.org/show_bug.cgi?id=89123">bug 89123</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>(In reply to Jesse Barnes from <a href="show_bug.cgi?id=89123#c1">comment #1</a>)
<span class="quote">> Ok I see this on my SKL too, adding an extra delay after the quiescent_gpu()
> calls in the test makes the failure go away though.
>
> Akash's patches would likely help as well, since the GPU freq would drop
> down faster probably.
>
> Can you try this series?
> <a href="http://lists.freedesktop.org/archives/intel-gfx/2015-February/059556.html">http://lists.freedesktop.org/archives/intel-gfx/2015-February/059556.html</a></span >
Apply these patches, it works well.
output:
IGT-Version: 1.9-g50158de (x86_64) (Linux: 4.0.0-rc2_kcloud_364c08_20150309+
x86_64)
Subtest blocking: SUCCESS (35.037s)
real 0m35.056s
user 0m0.570s
sys 0m1.878s</pre>
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