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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BSW]Monitor is black screen with backlight on some HDMI resolutions."
href="https://bugs.freedesktop.org/show_bug.cgi?id=84304">84304</a>
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BSW]Monitor is black screen with backlight on some HDMI resolutions.
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>lei.a.liu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=106825" name="attach_106825" title="dmesg">attachment 106825</a> <a href="attachment.cgi?id=106825&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: This is first time I test this machine, and I fail to find a good
commit.
Non-working platforms: Braswell
==kernel==
--------------------------
-nightly: 1c38dbc94bc61e685c72994cc9e634d4eb8c4da1 (fails)
drm-intel-nightly: 2014y-09m-23d-14h-26m-24s UTC integration manifest
-queued: 9adccc6063d1cf6ba38a5a26b87001554105be18 (fails)
drm/i915: add SW tracking to FBC enabling
-fixes: c84db77010877da6c5da119868ed54c43d59e726 (fails)
drm/i915/hdmi: fix hdmi audio state readout
==Bug detailed description==
-----------------------------
Monitor is black screen with backlight on some HDMI resolutions.
Resolutions Detail:
1920x1080 30 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x40 74250
1920x1080 30 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x40 74176
1920x1080 25 1920 2448 2492 2640 1080 1084 1089 1125 0x5 0x40 74250
1920x1080 24 1920 2558 2602 2750 1080 1084 1089 1125 0x5 0x40 74176
1920x1080 24 1920 2558 2602 2750 1080 1084 1089 1125 0x5 0x40 74176
==Reproduce steps==
----------------------------
1. ./testdisplay -o ConnectorsID,mode
2. Check HDMI monitor</pre>
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