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<p class="MsoNormal">Arno, I have created bug <a href="https://gitlab.freedesktop.org/drm/intel/-/issues/1900">
https://gitlab.freedesktop.org/drm/intel/-/issues/1900</a> for this issue. <o:p></o:p></p>
<p class="MsoNormal">Now discussions can happen in the bug report directly. Thanks for reporting the issue.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks,<o:p></o:p></p>
<p class="MsoNormal">Lakshmi.<o:p></o:p></p>
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<p class="MsoNormal"><a name="_____replyseparator"></a><b>From:</b> Saarinen, Jani <jani.saarinen@intel.com>
<br>
<b>Sent:</b> Monday, May 18, 2020 10:21 AM<br>
<b>To:</b> Arno <star@gmx.li>; intel-gfx@lists.freedesktop.org; chris@chris-wilson.co.uk; Vudum, Lakshminarayana <lakshminarayana.vudum@intel.com><br>
<b>Subject:</b> RE: [Intel-gfx] intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Please make gitlab issue if not already done. Lakshmi, please guide.
<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><b>From:</b> Intel-gfx <<a href="mailto:intel-gfx-bounces@lists.freedesktop.org">intel-gfx-bounces@lists.freedesktop.org</a>>
<b>On Behalf Of </b>Arno<br>
<b>Sent:</b> maanantai 18. toukokuuta 2020 10.07<br>
<b>To:</b> <a href="mailto:intel-gfx@lists.freedesktop.org">intel-gfx@lists.freedesktop.org</a>;
<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a><br>
<b>Subject:</b> Re: [Intel-gfx] intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun<o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p><span lang="FI">Is there another place to report this kind of issue? Didn't get any feedback. Did I make mistakes in my mail? I already tried the Ubuntu bug-tracker (see below) with no success.<o:p></o:p></span></p>
<p><span lang="FI">Thank you,<o:p></o:p></span></p>
<p><span lang="FI">Arno<o:p></o:p></span></p>
<p><span lang="FI"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span lang="FI">Am 11.05.20 um 10:18 schrieb Arno:<o:p></o:p></span></p>
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<p><span lang="FI">My laptop (core m5-6y54) starts flickering after returning from Suspend (to RAM) or other commands touching the video driver (xrandr, powertop --calibrate, ...)<o:p></o:p></span></p>
<p><span lang="FI">From kernel (tested with up to 5.7) I get the message:<o:p></o:p></span></p>
<p id="yui_3_10_3_1_1589111239449_1529"><span lang="FI">[drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun<o:p></o:p></span></p>
<p><span lang="FI">I added a bug with more details here:<o:p></o:p></span></p>
<p><span lang="FI"><a href="https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1872760">https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1872760</a><o:p></o:p></span></p>
<p><span lang="FI">but guys from Ubuntu seems not able to help (as it is an upstream bug) !?<o:p></o:p></span></p>
<p><span lang="FI">This happend not in older kernels, but these have the problem not to go in power save states. So I think the fix of that <o:p></o:p></span></p>
<p><span lang="FI"><a href="https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1863489">https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1863489</a><o:p></o:p></span></p>
<p><span lang="FI">causes this regression. <o:p></o:p></span></p>
<p><span lang="FI">Hope someone can help. For a laptop it is better to have both - standby and power saving. Thank you.<o:p></o:p></span></p>
<p><span lang="FI">Arno<o:p></o:p></span></p>
<p><span lang="FI"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-bottom:12.0pt"><span lang="FI"><o:p> </o:p></span></p>
<pre><span lang="FI">_______________________________________________<o:p></o:p></span></pre>
<pre><span lang="FI">Intel-gfx mailing list<o:p></o:p></span></pre>
<pre><span lang="FI"><a href="mailto:Intel-gfx@lists.freedesktop.org">Intel-gfx@lists.freedesktop.org</a><o:p></o:p></span></pre>
<pre><span lang="FI"><a href="https://lists.freedesktop.org/mailman/listinfo/intel-gfx">https://lists.freedesktop.org/mailman/listinfo/intel-gfx</a><o:p></o:p></span></pre>
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