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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]eDP monitor no signal before starting kernel when edp and HDMI both connected"
href="https://bugs.freedesktop.org/show_bug.cgi?id=85216">85216</a>
</td>
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<th>Summary</th>
<td>[BSW]eDP monitor no signal before starting kernel when edp and HDMI both connected
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
</tr>
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<th>Version</th>
<td>unspecified
</td>
</tr>
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<th>Hardware</th>
<td>Other
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>major
</td>
</tr>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>DRM/Intel
</td>
</tr>
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<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>wendy.wang@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
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<pre>Created <span class=""><a href="attachment.cgi?id=108081" name="attach_108081" title="dmesg file">attachment 108081</a> <a href="attachment.cgi?id=108081&action=edit" title="dmesg file">[details]</a></span>
dmesg file
==System Environment==
--------------------------
Regression: No
Non-working platforms: BSW RVP FAB2 which done R10 rework
This is not regression, this issue happened after one bug fix:( 84265 - [BSW
Bisected]System fails to find eDP monitor), which merged up Ville's patch:
commit e17ac6db2ef99388b750b2141c11974dc5742913
Author: Ville Syrjälä <<a href="mailto:ville.syrjala@linux.intel.com">ville.syrjala@linux.intel.com</a>>
Date: Thu Oct 9 19:37:15 2014 +0300
drm/i915: Don't trust the DP_DETECT bit for eDP ports on CHV
==kernel==
--------------------------
origin/drm-intel-nightly: 8d1dbeed28a28ecf964769bf089503f0c90ffdaa(fails)
commit 8d1dbeed28a28ecf964769bf089503f0c90ffdaa
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Sun Oct 19 16:54:55 2014 +0200
drm-intel-nightly: 2014y-10m-19d-14h-54m-38s UTC integration manifest
==Bug detailed description==
Boot up BSW with edp and HDMI both connected, edp monitor no signal, only HDMI
has signal before "start kernel" phase; after "start kernel" phase, both edp
and HDMI have signal output.
==Reproduce steps==
----------------------------
1. Boot up system with edp and HDMI connected
2. Observer two monitor display, will observe only HDMI has signal output in
BIOS post and load kernel phase, after "start kernel" edp will has signal.</pre>
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