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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - On Ubuntu Bionic with kernels 4.15 and above, RX480 Displayport outputs don't work (dmesg reports "not connected)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=106718">106718</a>
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<th>Summary</th>
<td>On Ubuntu Bionic with kernels 4.15 and above, RX480 Displayport outputs don't work (dmesg reports "not connected)
</td>
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<th>Product</th>
<td>DRI
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>x86-64 (AMD64)
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<th>OS</th>
<td>Linux (All)
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
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<th>Priority</th>
<td>medium
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<th>Component</th>
<td>DRM/AMDgpu
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<th>Assignee</th>
<td>dri-devel@lists.freedesktop.org
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<th>Reporter</th>
<td>icekhaos@hotmail.com
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<pre>Anything from at least 4.15 up to 4.17-rc1 under Bionic makes the Displayport
connections fail to even detect a display, while anything 4.14.x works and
detects it perfectly.
Is the PCI ROM error related? Is this a duplicate? I can provide xorg logs
later today.</pre>
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