Few suspend testcases - incomplete - PM: suspend entry (deep)

https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_11549/shard-dg1-12/igt@kms_frontbuffer_tracking@fbc-suspend.html

<7> [222.061169] i915 0000:03:00.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 34000 required 594
<7> [222.061694] i915 0000:03:00.0: [drm:intel_bw_atomic_check [i915]] No SAGV, using single QGV point 0
<7> [222.063226] i915 0000:03:00.0: [drm:intel_fbc_update [i915]] reserved 17694720 bytes of contiguous stolen space for FBC, limit: 1
<7> [222.063752] i915 0000:03:00.0: [drm:intel_fbc_update [i915]] Enabling FBC on [PLANE:31:plane 1A]
<7> [222.091427] [drm:drm_mode_setcrtc] [CRTC:167:pipe B]
<7> [222.100335] [drm:drm_mode_setcrtc] [CRTC:236:pipe C]
<7> [222.106589] [drm:drm_mode_setcrtc] [CRTC:305:pipe D]
<7> [222.159044] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7> [222.171554] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7> [222.245769] i915 0000:03:00.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<6> [222.398339] PM: suspend entry (deep)
<6> [222.404359] Filesystems sync: 0.005 seconds