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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>medium
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</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW][Audio][HD-A Display]:Playback abnormally after changing the output pipe with DP"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84072">84072</a>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
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</tr>
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<th>Summary</th>
<td>[BDW][Audio][HD-A Display]:Playback abnormally after changing the output pipe with DP
</td>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>OS</th>
<td>Linux (All)
</td>
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<th>Reporter</th>
<td>libin.yang@intel.com
</td>
</tr>
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<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Version</th>
<td>XOrg CVS
</td>
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<th>Component</th>
<td>DRM/Intel
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<th>Product</th>
<td>DRI
</td>
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<p>
<div>
<pre>Bug detailed description
First play a audio then changing the output pipe with DP
The audio sound is abnormally when play the same audio again.
Reproduce Steps
1.$aplay -D hw:0,3 /home/wjl/Music/1_WAV_PCM_48000Hz_stereo_16bit.wav
2.$ xrandr --verbose
3.$ xrandr --output DP1 --crtc 2
4.$ aplay -D hw:0,3 /home/wjl/Music/1_WAV_PCM_48000Hz_stereo_16bit.wav
Expected Result
After step 4, should play audio normally.
Actual Result
After step 4,the audio sound is abnormally.
Comment
The bug happens randomly and can be reproduced only on DELL U3011. What's more,
we found after running the command `xrandr --output DP1 --crtc 2`, the display
will be abnormal on the monitor DELL U3011. It seems there is offset to display
the desktop.</pre>
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