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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT-M ppgtt]GPU Hang when run 3D Performance(eg. etqw_1_10 )"
href="https://bugs.freedesktop.org/show_bug.cgi?id=83972">83972</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>[BYT-M ppgtt]GPU Hang when run 3D Performance(eg. etqw_1_10 )
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jianx.zhou@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>Platform: BYT-M
Libdrm:(master)libdrm-2.4.56-25-g86b37c61c78edd1353a3f76f678c39e2ec168771
Mesa:(master)7f6872d012e66b11b64179cd7c214d10d4ae55cd
Xserver:(master)xorg-server-1.16.0-176-gd3427717f2c6a473dc3d20631dff653e4e37228e
Xf86_video_intel:(master)2.99.916-43-gd470f0f520f6bd160ae4acef2b4b3c86afd8dbbd
Cairo:(master)0aa43ed886c0f8468a21a470f2f024bd4d8a4513
Libva:(master)e0d25ece01e7aba819c910e98c4fb4706cdab055
Libva_intel_driver:(master)bc2e06ef0f89b264fe968fbff4f06e425385c3d8
Kernel:(drm-intel-nightly)43df30da20447e2856b2761215ff274886a9f931
Bug detailed description:
---------------------------------------------
GPU Hang when run 3D Performance(eg. etqw_1_10 ) on BYT-M,This issue fail rate
is low.
Add argument "i915.enable_ppgtt=1" on nightly kernel, it can works well.
The dmesg info you can see dmesg.log.
Reproduce steps:
---------------------------------------------
1. xinit&
2. vbank_mode=0 ./etqw.x86 +set in_tty 0 +set sys_VideoRam 64 +set r_mode -1
+exec etqw-pts.cfg +set r_customWidth 1920 +set r_customHeight 1080
+vid_restart</pre>
</div>
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