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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW-Y regression] Screen flicker when start X with FBC enable"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90212">90212</a>
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<th>Summary</th>
<td>[BDW-Y regression] Screen flicker when start X with FBC enable
</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>All
</td>
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<th>OS</th>
<td>Linux (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
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<th>Reporter</th>
<td>yex.tian@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>==System Environment==
-----------------------------------------------------
Regression: Yes
Bad 2015_04_28/drm-intel-next-queued/de4de566f84b87f4d5f8265b11932088adb19896
Good 2015_01_30/drm-intel-next-queued/b8d24a06568368076ebd5a858a011699a97bfa42
Non-working platforms: BDW-Y Lenovo Yoga 3 pro-1370
==Kernel==
--------------------------------------------------
commit de4de566f84b87f4d5f8265b11932088adb19896
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Thu Apr 23 22:02:54 2015 +0200
drm/i915: Update DRIVER_DATE to 20150423
Signed-off-by: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
==Bug detailed description==
--------------------------------------------------
Screen flicker when start X with FBC enable, next-queued and nightly branch is
bad, fixes branch is good.
==Reproduce steps==
----------------------------
1, boot machine
2, start X</pre>
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