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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - `radeon_ib_ring_tests()` takes 1.5 s during resume"
href="https://bugs.freedesktop.org/show_bug.cgi?id=105030">105030</a>
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<th>Summary</th>
<td>`radeon_ib_ring_tests()` takes 1.5 s during resume
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>DRI git
</td>
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<th>Hardware</th>
<td>Other
</td>
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<th>OS</th>
<td>All
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
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<th>Component</th>
<td>DRM/Radeon
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
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<th>Reporter</th>
<td>pmenzel+bugs.freedesktop@molgen.mpg.de
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<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=137254" name="attach_137254" title="Linux 4.14.13 messages">attachment 137254</a> <a href="attachment.cgi?id=137254&action=edit" title="Linux 4.14.13 messages">[details]</a></span>
Linux 4.14.13 messages
On a Asus F2A85-M PRO with an AMD A6-6400K APU with Radeon HD Graphics and
Linux 4.14.13 there is a regression, that resume time of the radeon module is
two seconds. `sleepgraph.py` [1] is used to benchmark this.
<span class="quote">> radeon @ 0000:00:01.0 {radeon} async_device (Total Suspend: 304.076 ms Total Resume: 2138.431 ms)</span >
The call below causes this.
<span class="quote">> radeon_ib_ring_tests [radeon] (1589.415 ms @ 6905.136004)</span >
[1] <a href="https://01.org/suspendresume">https://01.org/suspendresume</a>
[2] <a href="https://github.com/01org/pm-graph">https://github.com/01org/pm-graph</a></pre>
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