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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#c143">Comment # 143</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:ksyblast@gmail.com" title="Kseniya <ksyblast@gmail.com>"> <span class="fn">Kseniya</span></a>
</span></b>
<pre>(In reply to Kenneth Aasan from <a href="show_bug.cgi?id=93578#c142">comment #142</a>)
<span class="quote">> 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</span >
You should also add BUILT_MODULE_NAME[0]="i915" to dkms.conf or dkms will be
unable to rebuild the module on the next upgrade.</pre>
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