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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [SKL] Flashing black screen ([drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94605#c89">Comment # 89</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - [SKL] Flashing black screen ([drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94605">bug 94605</a>
from <span class="vcard"><a class="email" href="mailto:jobegrabber@googlemail.com" title="Jonas Grabber <jobegrabber@googlemail.com>"> <span class="fn">Jonas Grabber</span></a>
</span></b>
<pre>$ ~ lscpu | grep name
Model name: Intel(R) Core(TM) i5-6300U CPU @ 2.40GHz
$ ~ uname -a
Linux jgrabber-PC 4.8.10-040810-generic #201611210531 SMP Mon Nov 21 10:33:06
UTC 2016 x86_64 x86_64 x86_64 GNU/Linux
$ ~ cat /etc/modprobe.d/i915.conf
options i915 enable_fbc=0
$ ~ cat /usr/share/X11/xorg.conf.d/20-intel.conf
Section "Device"
Identifier "Intel Graphics"
Driver "intel"
Option "Backlight" "intel_backlight"
Option "AccelMethod" "sna"
Option "TearFree" "true"
Option "DRI" "3"
BusID "PCI:0:2:0"
EndSection
$ ~ dmesg | grep -c 'ERROR'
0
No flickering, no input lag in Slack/chromium/chrome. So far so good.
Kernel from <a href="http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.10/">http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.10/</a></pre>
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