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<body><span class="vcard"><a class="email" href="mailto:conselvan2@gmail.com" title="Ander Conselvan de Oliveira <conselvan2@gmail.com>"> <span class="fn">Ander Conselvan de Oliveira</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [HSW IPS] Black screen switching to a VT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90617">bug 90617</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Summary</td>
<td>[Haswell HD4400] Black screen switching to a VT
</td>
<td>[HSW IPS] Black screen switching to a VT
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [HSW IPS] Black screen switching to a VT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90617#c16">Comment # 16</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [HSW IPS] Black screen switching to a VT"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90617">bug 90617</a>
from <span class="vcard"><a class="email" href="mailto:conselvan2@gmail.com" title="Ander Conselvan de Oliveira <conselvan2@gmail.com>"> <span class="fn">Ander Conselvan de Oliveira</span></a>
</span></b>
<pre>(In reply to Cesare Leonardi from <a href="show_bug.cgi?id=90617#c13">comment #13</a>)
<span class="quote">> Instead adding i915.enable_ips=0 to kernel command line works and resolve
> the problem for me.</span >
Looks very similar to <a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [BDW ips] Screen starts to flicker after I start X or back to console from X"
href="show_bug.cgi?id=85583">bug 85583</a>. Could you give the following patch a try?
<a href="http://patchwork.freedesktop.org/patch/50675/">http://patchwork.freedesktop.org/patch/50675/</a></pre>
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