[Bug 96226] [IGT] some kms_flip subtests causes [i915]] *ERROR* CPU pipe B/C FIFO underrun

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=96226

--- Comment #38 from Octavio <octaviox.hernandez.lopez at intel.com> ---
This test fails on CFL 

igt at kms_cursor_legacy@cursorb-vs-flipb-toggle

using IGT-Version: 1.21-g37bd27f (x86_64) (Linux:
4.16.0-rc1-drm-intel-qa-ww7-commit-28dc2a5+ x86_64)

[  617.794521] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU
pipe B FIFO underrun

the test igt at kms_cursor_legacy@cursora-vs-flipa-toggle is Pass

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