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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW]igt/kms_flip/rcs-wf_vblank-vs-dpms-interruptible causes <3>[ 30.381756] [drm:__gen6_gt_force_wake_mt_get] *ERROR* Timed out waiting for forcewake old ack to clear."
href="https://bugs.freedesktop.org/show_bug.cgi?id=72773">72773</a>
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW]igt/kms_flip/rcs-wf_vblank-vs-dpms-interruptible causes <3>[ 30.381756] [drm:__gen6_gt_force_wake_mt_get] *ERROR* Timed out waiting for forcewake old ack to clear.
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=90854" name="attach_90854" title="dmesg">attachment 90854</a> <a href="attachment.cgi?id=90854&action=edit" title="dmesg">[details]</a></span>
dmesg
System Environment:
--------------------------
Platform: BDW
kernel: (drm-intel-nightly)22dd82bce1840fe48d683a29cccc443281b10248
Bug detailed description:
-------------------------
Run ./kms_flip --run-subtest rcs-wf_vblank-vs-dpms-interruptible
<3>[ 30.381756] [drm:__gen6_gt_force_wake_mt_get] *ERROR* Timed out waiting
for forcewake old ack to clear. appears in dmesg.
Test on earlier commit, It also has this issue.
output:
IGT-Version: 1.5-g1653106 (x86_64) (Linux:
3.13.0-rc3_drm-intel-nightly_22dd82_20131216+ x86_64)
Using monotonic timestamps
Beginning rcs-wf_vblank-vs-dpms-interruptible on crtc 3, connector 10
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Temporarily disabled
.
rcs-wf_vblank-vs-dpms-interruptible on crtc 3, connector 10: PASSED
Beginning rcs-wf_vblank-vs-dpms-interruptible on crtc 5, connector 10
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Temporarily disabled
.
rcs-wf_vblank-vs-dpms-interruptible on crtc 5, connector 10: PASSED
Beginning rcs-wf_vblank-vs-dpms-interruptible on crtc 7, connector 10
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Temporarily disabled
.
rcs-wf_vblank-vs-dpms-interruptible on crtc 7, connector 10: PASSED
Subtest rcs-wf_vblank-vs-dpms-interruptible: SUCCESS</pre>
</div>
</p>
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