Few Tests - dmesg-warn/dmesg-fail - *ERROR* CPU pipe A FIFO underrun: transcoder

https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_1099/fi-jsl-1/igt@drm_fdinfo@all-busy-idle-check-all.html

<3> [363.995367] i915 0000:00:02.0: [drm] *ERROR* CPU pipe A FIFO underrun: transcoder,
<7> [363.996136] i915 0000:00:02.0: [drm:intel_fbc_underrun_work_fn [i915]] Disabling FBC due to FIFO underrun.
<7> [364.006628] i915 0000:00:02.0: [drm:__intel_fbc_disable [i915]] Disabling FBC on [PLANE:31:plane 1A]
<6> [364.041073] Console: switching to colour dummy device 80x25
<6> [364.041759] [IGT] drm_fdinfo: executing
<7> [364.052263] i915 0000:00:02.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<7> [364.052495] i915 0000:00:02.0: [drm:i915_gem_context_create_ioctl [i915]] HW context 1 created
<6> [364.053384] [IGT] drm_fdinfo: starting subtest all-busy-idle-check-all
<6> [364.693296] [IGT] drm_fdinfo: exiting, ret=0
<6> [364.702810] Console: switching to colour frame buffer device 240x67