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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 - [BYT-M] connection to x server lost when resuming from S4"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90935">90935</a>
</td>
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<tr>
<th>Summary</th>
<td>[BYT-M] connection to x server lost when resuming from S4
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>major
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>christophe.prigent@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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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=116437" name="attach_116437" title="Kernel configuration">attachment 116437</a> <a href="attachment.cgi?id=116437&action=edit" title="Kernel configuration">[details]</a></span>
Kernel configuration
Setup
-----
BAY TRAIL M /Notebook ACER Aspire ES1-512
Hardware
Platform: Aspire ES1-512 (ACER) - Notebook
Processor Family : ATOM
CPU Type: Intel(R) Celeron(R) CPU N2840 @ 2.16GHz
Signature : Type , Family: 6, Model: 55, stepping: 8
(SoC : VLV2 C0)
Software
Linux distribution: Ubuntu 14.04 LTS 64 bits ( Window 8.1 dual Boot)
Kernel: 4.1.0-rc4 drm-intel-testing-2015-05-22
BIOS : v1.09
Mesa: mesa-10.6.0-rc3
Xf86_video_intel: 2.99.917
Libdrm: libdrm-2.4.60
Cairo: 1.14.2
Xserver: xorg-server-1.17.1
Reproduce steps:
----------------
1. Boot in text mode
2. Login as user (not root) and execute command: sudo startx
3. Launch Terminal with Ctrl + Alt + T
4. Suspend to DISK with command: echo disk > /sys/power/state
6. Wait a moment and resume with keyboard
7. Wait a moment
Actual result:
---------------
7. Image is restored. Terminal is displayed without new prompt.
After several seconds we go back to 1st virtual terminal.
Message indicates that connection to x server is lost
Expected result:
----------------
7. DUT successfully resume from S4
Info:
------
Tested for the first time on Notebook ACER Aspire ES1-512
Similar to <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [IVB Bisected] Both DVI/DP monitors are black after X rotation + S3"
href="show_bug.cgi?id=90468">https://bugs.freedesktop.org/show_bug.cgi?id=90468</a>
Also reproduced with following steps:
1. Boot in text mode with HDMI screen connected
2. Login as user (not root) and execute command: sudo startx
3. Launch Terminal with Ctrl + Alt + T
4. Execute command: xrandr --output HDMI1 --rotation left
4. Unplug-plug HDMI cable
5. Suspend to RAM with command: echo mem > /sys/power/state
6. Resume with keyboard
7. Unplug-plug HDMI cable
8. Execute command: xrandr --output HDMI1 --rotation right
9. Unplug-plug HDMI cable
10. Suspend to RAM with command: echo mem > /sys/power/state</pre>
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