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            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [KBL] [drm:skl_set_cdclk] *ERROR* failed to inform PCU about cdclk change"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99345#c4">Comment # 4</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [KBL] [drm:skl_set_cdclk] *ERROR* failed to inform PCU about cdclk change"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=99345">bug 99345</a>
              from <span class="vcard"><a class="email" href="mailto:ryabinin.a.a@gmail.com" title="Andrey <ryabinin.a.a@gmail.com>"> <span class="fn">Andrey</span></a>
</span></b>
        <pre>Created <span class=""><a href="attachment.cgi?id=128863" name="attach_128863" title="dmesg_patch_applied_v2">attachment 128863</a> <a href="attachment.cgi?id=128863&action=edit" title="dmesg_patch_applied_v2">[details]</a></span>
dmesg_patch_applied_v2

This new patch has a minor conflict against 4.9.2 kernel (I fixed it up
locally),
but it fixes the issue for me.
Also, I don't see FIFO underruns anymore, so
<a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - [KBL] [drm:intel_cpu_fifo_underrun_irq_handler] *ERROR* CPU pipe A FIFO underrun"
   href="show_bug.cgi?id=99344">https://bugs.freedesktop.org/show_bug.cgi?id=99344</a> probably should be closed
too.</pre>
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