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<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BXT-P/ APL] xrandr shows DP panel as disconnect after resume from S3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93915#c7">Comment # 7</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - [BXT-P/ APL] xrandr shows DP panel as disconnect after resume from S3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93915">bug 93915</a>
from <span class="vcard"><a class="email" href="mailto:imre.deak@intel.com" title="Imre Deak <imre.deak@intel.com>"> <span class="fn">Imre Deak</span></a>
</span></b>
<pre>(In reply to Matt Roper from <a href="show_bug.cgi?id=93915#c6">comment #6</a>)
<span class="quote">> (In reply to cprigent from <a href="show_bug.cgi?id=93915#c5">comment #5</a>)
> > Matt,
> > Could you add a comment when the patch is integrated. Then we will check
> > again.
>
> This patch probably won't be accepted upstream since the review feedback was
> that we should read the value from VBT rather than saving/restoring it. I
> believe someone from VPG (Sivakumar?) is working on some patches for that.
>
> The VBT solution won't work on embedded platforms that lack any kind of
> firmware that can provide a VBT, but it should work in most other cases.</span >
Would it be possible to read out the register during booting and program it
after resume during hpd setup time accordingly? That could be still overwritten
by any VBT settings.</pre>
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