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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BSW]DP monitor unable to light up after rotation and hot plug"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85641">85641</a>
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<th>Summary</th>
<td>[BSW]DP monitor unable to light up after rotation and hot plug
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
</tr>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Other
</td>
</tr>
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>DRM/Intel
</td>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
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<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=108680" name="attach_108680" title="dmesg">attachment 108680</a> <a href="attachment.cgi?id=108680&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: No,
The test always fails
Non-working platforms: BSW
==kernel==
--------------------------
origin/drm-intel-nightly: bd21cf795cf5dc278f1451d0f7a597cb1d13c2ba(fails)
drm-intel-nightly: 2014y-10m-29d-08h-35m-03s UTC integration manifest
origin/drm-intel-next-queued: 421d82916774361a4840018fc3ab3a15751c3ea6(fails)
drm/i915: use intel_fb_obj() macros to assign gem objects
origin/drm-intel-fixes: b2a9601c587dbc5536546aa54009d1130adedd72(fails)
drm/i915: Ignore VBT backlight check on Macbook 2, 1
==Bug detailed description==
DP monitor unable to light up after rotation and hot plug. If hot plug without
rotation, this bug unable to reproduce.
==Reproduce steps==
----------------------------
1. Boot the device only eDP plugged.
2. Connect DP monitor
3. xinit &
4. xrandr --output DP1 --rotation left
5. Unplugged then plugged DP monitor, the monitor unable to light up</pre>
</div>
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