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<head>
<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>high
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT Regression]DP monitor was recognized as eDP"
href="https://bugs.freedesktop.org/show_bug.cgi?id=80382">80382</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>[BYT Regression]DP monitor was recognized as eDP
</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>All
</td>
</tr>
<tr>
<th>Reporter</th>
<td>jinxianx.guo@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</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=101559" name="attach_101559" title="dmesg">attachment 101559</a> <a href="attachment.cgi?id=101559&action=edit" title="dmesg">[details]</a></span>
dmesg
==System Environment==
--------------------------
Regression: Yes.
I unable to find good commit
Non-working platforms: BYT
==kernel==
--------------------------
origin/drm-intel-nightly: 78f31a2d50183db12c0532eadcf486b9ebfa5f6d(fails)
drm-intel-nightly: 2014y-06m-19d-21h-00m-17s integration manifest
origin/drm-intel-next-queued: 9c33baa6b3bbb01c1a88dceba986b20e6642cf31(fails)
drivers/i915: Fix unnoticed failure of init_ring_common()
origin/drm-intel-fixes: 4a11e398b39b018c7aa3b22267cfdf3b7fae3625(fails)
drm/i915: cache hw power well enabled state
==Bug detailed description==
-----------------------------
Boot the device with DP monitor, the DP monitor was recognized as eDP. If boot
the device then plug DP monitor, DP unable to be detected.
Output:
[root@x-byt05 tests]# ./testdisplay -i
Connectors:
id encoder status type size (mm) modes
25 24 connected eDP 510x290 11
modes:
name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot flags type clock
[0] 1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x48 148500
[1] 1280x1024 75 1280 1296 1440 1688 1024 1025 1028 1066 0x5 0x40 135000
[2] 1280x1024 60 1280 1328 1440 1688 1024 1025 1028 1066 0x5 0x40 108000
[3] 1152x864 75 1152 1216 1344 1600 864 865 868 900 0x5 0x40 108000
[4] 1024x768 75 1024 1040 1136 1312 768 769 772 800 0x5 0x40 78800
[5] 1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
[6] 800x600 75 800 816 896 1056 600 601 604 625 0x5 0x40 49500
[7] 800x600 60 800 840 968 1056 600 601 605 628 0x5 0x40 40000
[8] 640x480 75 640 656 720 840 480 481 484 500 0xa 0x40 31500
[9] 640x480 60 640 656 752 800 480 490 492 525 0xa 0x40 25200
[10] 720x400 70 720 738 846 900 400 412 414 449 0x6 0x40 28320
14 15 connected VGA 0x0 5
modes:
name refresh (Hz) hdisp hss hse htot vdisp vss vse vtot flags type clock
[0] 1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
[1] 800x600 60 800 840 968 1056 600 601 605 628 0x5 0x40 40000
[2] 800x600 56 800 824 896 1024 600 601 603 625 0x5 0x40 36000
[3] 848x480 60 848 864 976 1088 480 486 494 517 0x5 0x40 33750
[4] 640x480 60 640 656 752 800 480 489 492 525 0xa 0x40 25175
17 0 disconnected HDMI-A 520x290 0
21 0 disconnected DP 0x0 0
23 0 disconnected HDMI-A 0x0 0
CRTCs:
id fb pos size
6 48 (0,0) (1920x1080)
1920x1080 60 1920 2008 2052 2200 1080 1084 1089 1125 0x5 0x48 148500
11 48 (0,0) (1024x768)
1024x768 60 1024 1048 1184 1344 768 771 777 806 0xa 0x40 65000
==Reproduce steps==
----------------------------
1. Boot the device with DP monitor
2. ./testdisplay -i</pre>
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