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<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BDW Bisected]DP unable to light up after unplug/plug while X running"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84083">bug 84083</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>NEEDINFO
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<td>ASSIGNED
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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BDW Bisected]DP unable to light up after unplug/plug while X running"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84083#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED --- - [BDW Bisected]DP unable to light up after unplug/plug while X running"
href="https://bugs.freedesktop.org/show_bug.cgi?id=84083">bug 84083</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=84083#c8">comment #8</a>)
<span class="quote">> (In reply to <a href="show_bug.cgi?id=84083#c2">comment #2</a>)
> > Created <span class=""><a href="attachment.cgi?id=106985" name="attach_106985" title="xrandr --verbose before plugging">attachment 106985</a> <a href="attachment.cgi?id=106985&action=edit" title="xrandr --verbose before plugging">[details]</a></span>
> > xrandr --verbose before plugging
> >
> > (In reply to <a href="show_bug.cgi?id=84083#c1">comment #1</a>)
> > > What does xrandr --verbose report before unplugging, after and then after
> > > plugging it back in?
> >
> > Please check the attachment.
>
> Here, did you actually meant that this xrandr was with the DP monitor still
> attached, i.e. before *unplugging*?
>
> If so, since the detection at this point declares that DP1 is unconnected,
> the bug is that we don't detect the display until after we plug it back in.</span >
xrandr --verbose before plugging：DP monitor didn't attach.
xrandr --verbose plugging: DP monitor attached
xrandr --verbose after unpluging: DP monitor didn't attach</pre>
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