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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [IVB CPU eDP] local flat panel stays blank, workaround: intel_iommu=igfx_off"
href="https://bugs.freedesktop.org/show_bug.cgi?id=48652#c127">Comment # 127</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [IVB CPU eDP] local flat panel stays blank, workaround: intel_iommu=igfx_off"
href="https://bugs.freedesktop.org/show_bug.cgi?id=48652">bug 48652</a>
from <span class="vcard"><a class="email" href="mailto:bug-track@fisher-privat.net" title="Oleksij Rempel <bug-track@fisher-privat.net>"> <span class="fn">Oleksij Rempel</span></a>
</span></b>
<pre>Created <span class=""><a href="attachment.cgi?id=87451" name="attach_87451" title="dmesg-3.12.0-rc4-00468-g16b4e9b + switch in grub">attachment 87451</a> <a href="attachment.cgi?id=87451&action=edit" title="dmesg-3.12.0-rc4-00468-g16b4e9b + switch in grub">[details]</a></span>
dmesg-3.12.0-rc4-00468-g16b4e9b + switch in grub
Here is dmesg with other workaround.
I started laptop with attached VGA and switched it default screen in grub with
Fn+F8 button. After it both displays work OK.</pre>
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