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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [SNB/HSW/BYT]igt/pm_rc6_residency/rc6-accuracy fails"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85391">85391</a>
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<tr>
<th>Summary</th>
<td>[SNB/HSW/BYT]igt/pm_rc6_residency/rc6-accuracy fails
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>DRM/Intel
</td>
</tr>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=108331" name="attach_108331" title="dmesg">attachment 108331</a> <a href="attachment.cgi?id=108331&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: No.
They are new cases
Non-working platforms: SNB HSW BYT
==kernel==
--------------------------
origin/drm-intel-nightly: 6f628cbf2f18ac47e8afad50e3c328bbc33754d2(fails)
drm-intel-nightly: 2014y-10m-23d-15h-48m-55s UTC integration manifest
origin/drm-intel-next-queued: 598ae05fd9378f2a6ac493b3daeb85caccce9729(fails)
drm/i915: Emit even number of dwords when emitting LRIs
origin/drm-intel-fixes: 03a3780b0c82183110dbea7c7037a61686685511(fails)
drm/i915: Fix GMBUSFREQ on vlv/chv
==Bug detailed description==
igt/pm_rc6_residency/rc6-accuracy fails
Output:
[root@x-sgb3 tests]# ./pm_rc6_residency --run-subtest rc6-accuracy
IGT-Version: 1.8-gac20795 (x86_64) (Linux:
3.18.0-rc1_drm-intel-fixes_03a378_20141024+ x86_64)
The residency counter: 1.005667
Test assertion failure function residency_accuracy, file
pm_rc6_residency.c:129:
Failed assertion: (flag_counter != 0) && (counter_result <=1)
Sysfs RC6 residency counter is inaccurate.
Subtest rc6-accuracy: FAIL (0.000s)
==Reproduce steps==
----------------------------
1. ./pm_rc6_residency --run-subtest rc6-accuracy</pre>
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