[Bug 105493] [IGT] some kms_cursor_* tests has a dmesg warn *ERROR* CPU pipe A|B FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=105493

--- Comment #2 from Hector Velazquez <hector.franciscox.velazquez.suriano at intel.com> ---
This tests has failing on GLK QA 
Tests List:
igt at kms_cursor_legacy@cursorA-vs-flipA-toggle
igt at kms_cursor_legacy@cursorB-vs-flipB-toggle

output:
. . .
- - 
. . .

dmesg sample
. . .
[  596.899198] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe B FIFO underrun
[  596.933106] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe C FIFO underrun
[  597.700004] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe A FIFO underrun
. . .

software:
IGT-Version: 1.22-g89b915f (x86_64) (Linux:
4.16.0-rc5-drm-tip-ww11-commit-62a7da6+ x86_64)

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