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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [IVB/HSW bisected]mplayer can't play video smoothly enabling SNA"
href="https://bugs.freedesktop.org/show_bug.cgi?id=69869">69869</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>chris@chris-wilson.co.uk
</td>
</tr>
<tr>
<th>Summary</th>
<td>[IVB/HSW bisected]mplayer can't play video smoothly enabling SNA
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>cancan.feng@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>Driver/intel
</td>
</tr>
<tr>
<th>Product</th>
<td>xorg
</td>
</tr></table>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=86705" name="attach_86705" title="Xorg.0.log">attachment 86705</a> <a href="attachment.cgi?id=86705&action=edit" title="Xorg.0.log">[details]</a></span>
Xorg.0.log
Environment:
----------------------------
Libdrm:
(master)libdrm-2.4.46-42-gbf4a7cd4b2456d4dc93a86bbcc51eba4ae73390a
Mesa: (master)fe2528c0b69d5719b15d926ada9424cac7569b9c
Xserver:
(master)xorg-server-1.14.99.1-215-g7d3d4ae55dd6ee338439e2424ac423b1df80501b
Xf86_video_intel:
(master)2.99.902-54-gd7eb40efa79dd9ea720606b94a20179c7dd18e03
Cairo: (master)337ab1f8d9e29086bfb4001508b28835b41c6390
Libva: (staging)f5c913765e6af38d835cacf339054ccc60bddefb
Libva_intel_driver: (staging)f6685c309d94fb7679c9772703c8790cb71cdd73
Kernel: (drm-intel-nightly) 24c8329416b54b79655afe45370cf3d46f41e283
Bug Details Description:
----------------------------
Mplayer can't play video smoothly after starting X, this issue happens with SNA
enabled, and it will disappear with SNA disabled. This is a xf86_video_intel
regression:
dbe75982457cfe6bb1f7422a517ced32cc74f909 is the first bad commit
commit dbe75982457cfe6bb1f7422a517ced32cc74f909
Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
Date: Mon Sep 9 15:35:42 2013 +0100
sna/hsw: Fix the event selection for scanline waits on pipe A
Reproduce Steps:
------------------------------
1. xinit&
2. mplayer -vo xv /home/testframework/MPEG-2.mpeg</pre>
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