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<body><span class="vcard"><a class="email" href="mailto:jirislaby@gmail.com" title="Jiri Slaby <jirislaby@gmail.com>"> <span class="fn">Jiri Slaby</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - (S)VGA outputs from i915 defunct after upgrade to Kernel 5.3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112028">bug 112028</a>
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<th>What</th>
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<td>jani.nikula@intel.com
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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - (S)VGA outputs from i915 defunct after upgrade to Kernel 5.3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112028#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - (S)VGA outputs from i915 defunct after upgrade to Kernel 5.3"
href="https://bugs.freedesktop.org/show_bug.cgi?id=112028">bug 112028</a>
from <span class="vcard"><a class="email" href="mailto:jirislaby@gmail.com" title="Jiri Slaby <jirislaby@gmail.com>"> <span class="fn">Jiri Slaby</span></a>
</span></b>
<pre>(In reply to Jiri Slaby from <a href="show_bug.cgi?id=112028#c16">comment #16</a>)
<span class="quote">> > -[drm:parse_ddi_port [i915]] port A trying to use the same AUX CH (0x40) as port E, disabling port A DP support
> > +[drm:parse_ddi_port [i915]] port E trying to use the same AUX CH (0x40) as port A, disabling port E DP support
>
> So 5.3.x disables port E, 5.2.x disables port A (due to conflict).</span >
Likely due to:
commit 36a0f92020dc8794d3aa69b7fb4c5d2bf99b0099
Author: Jani Nikula <<a href="mailto:jani.nikula@intel.com">jani.nikula@intel.com</a>>
Date: Fri May 31 16:14:51 2019 +0300
drm/i915/bios: make child device order the priority order</pre>
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