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<b><a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [SKL] failed to train DP when connected with DA200 adapter"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93578#c142">Comment # 142</a>
on <a class="bz_bug_link
bz_status_CLOSED bz_closed"
title="CLOSED FIXED - [SKL] failed to train DP when connected with DA200 adapter"
href="https://bugs.freedesktop.org/show_bug.cgi?id=93578">bug 93578</a>
from <span class="vcard"><a class="email" href="mailto:kenaasa@gmail.com" title="Kenneth Aasan <kenaasa@gmail.com>"> <span class="fn">Kenneth Aasan</span></a>
</span></b>
<pre>This worked for kernel 4.8
$ sudo -i
$ apt-get install linux-source-4.8.0
$ cd /usr/src
$ tar -jxf linux-source-4.8.0.tar.bz2
$ cp -R ./linux-source-4.8.0/ubuntu/i915 ./i915-usbc
$ cd i915-usbc
$ cat << EOF > dkms.conf
PACKAGE_NAME="i915"
PACKAGE_VERSION="usbc"
AUTOINSTALL=yes
REMAKE_INITRD=yes
DEST_MODULE_LOCATION="/updates"
BUILD_EXCLUSIVE_KERNEL="^4.8.*"
EOF
$ sed -i
's#../../../platform/x86/intel_ips.h#../../linux-source-4.8.0/drivers/platform/x86/intel_ips.h#g'
intel_pm.c
$ wget <a href="https://patchwork.freedesktop.org/patch/145853/raw/">https://patchwork.freedesktop.org/patch/145853/raw/</a> -O
/tmp/drm-i915.patch
$ patch -p5 < /tmp/drm-i915.patch
$ dkms add -m i915 -v usbc
$ dkms build -m i915 -v usbc
$ dkms install -m i915 -v usbc
$ reboot</pre>
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