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<body><span class="vcard"><a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> <span class="fn">Lakshmi</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] eDP cannot light up after waking up from suspend the second time."
href="https://bugs.freedesktop.org/show_bug.cgi?id=112407">bug 112407</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>NEEDINFO
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<td style="text-align:right;">Whiteboard</td>
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<td>Triaged
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] eDP cannot light up after waking up from suspend the second time."
href="https://bugs.freedesktop.org/show_bug.cgi?id=112407#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [i915] eDP cannot light up after waking up from suspend the second time."
href="https://bugs.freedesktop.org/show_bug.cgi?id=112407">bug 112407</a>
from <span class="vcard"><a class="email" href="mailto:lakshminarayana.vudum@intel.com" title="Lakshmi <lakshminarayana.vudum@intel.com>"> <span class="fn">Lakshmi</span></a>
</span></b>
<pre>(In reply to Yvonne from <a href="show_bug.cgi?id=112407#c0">comment #0</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=146033" name="attach_146033" title="dmesg log">attachment 146033</a> <a href="attachment.cgi?id=146033&action=edit" title="dmesg log">[details]</a></span>
> dmesg log
>
> Platform: CML Laptop with ALC711+ ALC1308+ ALC715 in SDW mode
>
> Reproduce Steps:
>
> 1.Do system reboot with HDMI/DP external port connected.
> 2.Enter suspend via "sudo rtcwake -m mem -s 10", and unplug HDMI/DP external
> port during suspend.
> 3.Enter suspend again after waking up from suspend in step2
>
> Frequency:100%
>
> Expected result:
> After step3, eDP should light up after waking up from suspend.
> </span >
What have you done to make eDP working after step3?
Can you attach the full dmesg from boot with kernel parameters drm.debug=0x1e
log_buf_len=4M.
Also, I would recommend to reproduce this issue using drm-tip
(<a href="https://cgit.freedesktop.org/drm-tip">https://cgit.freedesktop.org/drm-tip</a>)</pre>
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