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    <body><span class="vcard"><a class="email" href="mailto:ville.syrjala@linux.intel.com" title="Ville Syrjala <ville.syrjala@linux.intel.com>"> <span class="fn">Ville Syrjala</span></a>
</span> changed
          <a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Black screen at desktop on kernel for ICL only"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=110838">bug 110838</a>
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            <th>What</th>
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            <th>Added</th>
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           <td style="text-align:right;">Status</td>
           <td>ASSIGNED
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           <td>NEEDINFO
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            <b><a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Black screen at desktop on kernel for ICL only"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=110838#c15">Comment # 15</a>
              on <a class="bz_bug_link 
          bz_status_NEEDINFO "
   title="NEEDINFO - Black screen at desktop on kernel for ICL only"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=110838">bug 110838</a>
              from <span class="vcard"><a class="email" href="mailto:ville.syrjala@linux.intel.com" title="Ville Syrjala <ville.syrjala@linux.intel.com>"> <span class="fn">Ville Syrjala</span></a>
</span></b>
        <pre>[    4.878097] [drm:intel_bw_init_hw [i915]] QGV 0: DCLK=224 tRP=34 tRDPRE=14
tRAS=79 tRCD=34 tRC=113
[    4.878188] [drm:intel_bw_init_hw [i915]] BW0 / QGV 0: num_planes=4
deratedbw=7612
[    4.878273] [drm:intel_bw_init_hw [i915]] BW1 / QGV 0: num_planes=2
deratedbw=12465
[    4.878356] [drm:intel_bw_init_hw [i915]] BW2 / QGV 0: num_planes=1
deratedbw=17032

Looks like it only exposes a single QGV point, which I apparently failed to
consider. I do remember thinking about that but apparently it slipped my mind.

BTW do you have SAGV disabled in the BIOS or something? Just wondering how we
got to this state...</pre>
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