<7> [488.438292] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] level wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm -> *wm0,*wm1,*wm2,*wm3,*wm4,*wm5, wm6, wm7,*twm,*swm,*stwm
<7> [488.438411] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] lines 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 1, 7, 7, 8, 8, 12, 0, 0, 0, 2, 0
<7> [488.438533] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] blocks 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 16, 113, 113, 129, 129, 193, 0, 0, 30, 33, 47
<7> [488.438654] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] min_ddb 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 -> 19, 126, 126, 143, 143, 214, 0, 0, 31, 38, 48
<7> [488.438768] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] [CRTC:186:pipe C] data rate 616000 num active planes 1
<7> [488.438884] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 23783 required 647 qgv_peak_bw: 51200
<7> [488.439001] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 1: max bw 28357 required 647 qgv_peak_bw: 51200
<7> [488.439126] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 2: max bw 27215 required 647 qgv_peak_bw: 51200
<7> [488.439242] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 3: max bw 28357 required 647 qgv_peak_bw: 51200
<7> [488.439366] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] Matching peaks QGV bw: 51200 for required data rate: 647
<7> [488.445582] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] ddb ( 0 - 2006) -> ( 0 - 19), size 2006 -> 19
<7> [488.445705] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] level *wm0,*wm1,*wm2,*wm3,*wm4,*wm5, wm6, wm7,*twm,*swm,*stwm -> *wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm, stwm
<7> [488.445817] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] lines 1, 7, 7, 8, 8, 12, 0, 0, 0, 2, 0 -> 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0
<7> [488.445929] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] blocks 16, 113, 113, 129, 129, 193, 0, 0, 30, 33, 47 -> 16, 16, 16, 16, 16, 16, 0, 0, 0, 0, 0
<7> [488.446041] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:136:plane 1C] min_ddb 19, 126, 126, 143, 143, 214, 0, 0, 31, 38, 48 -> 19, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
<7> [488.446171] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] No SAGV, use UINT_MAX as peak bw.
<3> [488.464084] i915 0000:00:02.0: [drm] *ERROR* Fault errors on pipe C: 0x00000080
<3> [488.464129] i915 0000:00:02.0: [drm] *ERROR* Fault errors on pipe C: 0x00000080
<3> [488.464156] i915 0000:00:02.0: [drm] *ERROR* Fault errors on pipe C: 0x00000080
<6> [490.445894] [IGT] kms_async_flips: finished subtest pipe-C-DP-6-x, SUCCESS