[Bug 94605] [SKL] Flashing black screen ([drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=94605

--- Comment #93 from Victor Trac <victor.trac at gmail.com> ---
Yup. It seems like the visual problems have gone away for the last few weeks
with drm-intel-nightly. I still get a ton of error messages in dmesg:

[12766.779430] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=98647 end=98648) time 162 us, min 1788, max 1799, scanline
start 1785, end 1803
[12781.817306] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=99549 end=99550) time 147 us, min 1788, max 1799, scanline
start 1787, end 1804
[12836.900699] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=102853 end=102854) time 151 us, min 1788, max 1799, scanline
start 1785, end 1803
[12892.084106] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=106163 end=106164) time 133 us, min 1788, max 1799, scanline
start 1785, end 1800
[13127.405640] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure
on pipe A (start=120278 end=120279) time 151 us, min 1788, max 1799, scanline
start 1786, end 1803


However, they don't seem to correlate to any tearing or other video problems.

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are the assignee for the bug.
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20161204/253cdc21/attachment.html>