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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [HSW] linux next-20170407+ boots to a blank screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100755#c17">Comment # 17</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [HSW] linux next-20170407+ boots to a blank screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=100755">bug 100755</a>
from <span class="vcard"><a class="email" href="mailto:rafael.ristovski@gmail.com" title="Rafael Ristovski <rafael.ristovski@gmail.com>"> <span class="fn">Rafael Ristovski</span></a>
</span></b>
<pre>You can see a clear difference:
Good:
[1.695231] [drm:intel_dump_pipe_config] dp m_n: lanes: 2; gmch_m: 2428257,
gmch_n: 8388608, link_m: 134903, link_n: 524288, tu: 64
[1.710939] [drm:intel_dump_pipe_config] dp m_n: lanes: 2; gmch_m: 2422210,
gmch_n: 8388608, link_m: 134567, link_n: 524288, tu: 64
Bad:
[1.692824] [drm:intel_dump_pipe_config] dp m_n: lanes: 2; gmch_m: 2428257,
gmch_n: 8388608, link_m: 134903, link_n: 524288, tu: 64
[1.708518] [drm:intel_dump_pipe_config] dp m_n: lanes: 2; gmch_m: 302776,
gmch_n: 1048576, link_m: 33642, link_n: 131072, tu: 64</pre>
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