All tests - dmesg-warn - *ERROR* pch fifo underrun on pch transcoder A|*ERROR* PCH transcoder A FIFO underrun

Submitted by Martin Peres @mupuf

Assigned to Intel GFX Bugs mailing list

Link to original bug (#108127)

Description

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_119/fi-snb-2600/igt@testdisplay.html

<3> [199.412713] [drm:intel_check_pch_fifo_underruns [i915]] ERROR pch fifo underrun on pch transcoder A