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<body><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> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - On IceLake machine GPU can't enter DC6"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111047">bug 111047</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
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<td>NEEDINFO
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - On IceLake machine GPU can't enter DC6"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111047#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - On IceLake machine GPU can't enter DC6"
href="https://bugs.freedesktop.org/show_bug.cgi?id=111047">bug 111047</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 Lakshmi from <a href="show_bug.cgi?id=111047#c3">comment #3</a>)
<span class="quote">> (In reply to qwang13 from <a href="show_bug.cgi?id=111047#c2">comment #2</a>)
> > From Imre Deak
> >
> > Not any problem found in the log, DC6 gets enabled by the driver.
> >
> > Question:
> > a. does the Loki MLK eDP panel has PSR support?
> > b. Check if you get DC5/6 transitions on Loki MLK if you disable the display?
> > disable display; and then "cat /sys/kernel/debug/dri/0/i915_dmc_info"
>
> Imre, any comments?</span >
I can't see any issues in the log, the driver enables DC5/6. I think the eDP
panel doesn't support PSR, which would block these states. Let's wait for the
reporter to confirm that.</pre>
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