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      <base href="https://bugs.freedesktop.org/">
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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - AMDGPU Power management failure on 290X"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=96885">96885</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>AMDGPU Power management failure on 290X
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>xorg
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>x86-64 (AMD64)
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux (All)
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Driver/AMDgpu
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>xorg-driver-ati@lists.x.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>thesaxophonist@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>xorg-team@lists.x.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=124990" name="attach_124990" title="full dmesg output">attachment 124990</a> <a href="attachment.cgi?id=124990&action=edit" title="full dmesg output">[details]</a></span>
full dmesg output

It appears that DPM support is broken in amdgpu for the XFX 290X. Here is the
most interesting line from dmesg:

[drm:ci_dpm_sw_init [amdgpu]] *ERROR* Invalid PCC GPIO: 13!

When running on the radeon driver, I see a framerate of about 20fps (at 4k) on
Unigine Heaven, while with amdgpu it's hovering around 5fps all else being
equal. I'm under the impression that amdgpu/radeon performance for Sea Islands
cards should be roughly equal. I've attached the whole dmesg log, but I'm happy
to provide any additional info to help troubleshoot this issue.</pre>
        </div>
      </p>


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