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https://intel-gfx-ci.01.org/tree/drm-tip/IGTPW_4639/fi-tgl-y/igt@kms_cursor_legacy@basic-busy-flip-before-cursor-atomic.html#dmesg-warnings101

<6> [259.007977] [IGT] kms_cursor_legacy: starting subtest basic-busy-flip-before-cursor-atomic
<7> [259.036408] [drm:drm_mode_addfb2] [FB:334]
<7> [259.433626] [drm:drm_mode_addfb2] [FB:335]
<7> [259.451944] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]   level  wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm -> *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm,*swm
<7> [259.452173] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]   lines    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->    5,   8,  10,  10,  14,  16,  17,  19,   0,   5
<7> [259.452375] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]  blocks    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->   11,  17,  21,  21,  29,  33,  35,  39,  25,  11
<7> [259.452574] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A] min_ddb    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->   14,  20,  25,  25,  33,  38,  40,  44,   0,  14
<7> [259.484260] i915 0000:00:02.0: [drm:i915_fifo_underrun_reset_write [i915]] Re-arming FIFO underruns on pipe A
<7> [260.334473] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A] ddb (   0 - 1983) -> (   0 -    0), size 1983 ->    0
<7> [260.334738] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]   level *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm,*swm ->  wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm
<7> [260.335131] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]   lines    1,   8,  10,  10,  14,  16,  17,  19,   0,   1 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<7> [260.335352] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]  blocks   11, 249, 311, 311, 435, 497, 528, 590,  25,  11 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<7> [260.335568] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A] min_ddb   14, 275, 344, 344, 480, 548, 582, 650,   0,  14 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<7> [260.335954] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] pipe A data rate 0 num active planes 0
<7> [260.336433] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 20852 required 0
<4> [260.350412] i915 0000:00:02.0: [drm] Atomic update on pipe (A) took 522 us, max time under evasion is 250 us
<7> [260.370280] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]   level *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm,*swm ->  wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm
<7> [260.370509] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]   lines    5,   8,  10,  10,  14,  16,  17,  19,   0,   5 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<7> [260.370725] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A]  blocks   11,  17,  21,  21,  29,  33,  35,  39,  25,  11 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<7> [260.371094] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:87:cursor A] min_ddb   14,  20,  25,  25,  33,  38,  40,  44,   0,  14 ->    0,   0,   0,   0,   0,   0,   0,   0,   0,   0
<6> [260.385128] [IGT] kms_cursor_legacy: exiting, ret=0
<6> [260.420592] Console: switching to colour frame buffer device 480x135
<7> [260.538298] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A] ddb (   0 -    0) -> (   0 - 1983), size    0 -> 1983
<7> [260.538528] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]   level  wm0, wm1, wm2, wm3, wm4, wm5, wm6, wm7, twm, swm -> *wm0,*wm1,*wm2,*wm3,*wm4,*wm5,*wm6,*wm7,*twm,*swm
<7> [260.538754] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]   lines    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->    1,   8,  10,  10,  14,  16,  17,  19,   0,   1
<7> [260.539110] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A]  blocks    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->   11, 249, 311, 311, 435, 497, 528, 590,  25,  11
<7> [260.539323] i915 0000:00:02.0: [drm:skl_compute_wm [i915]] [PLANE:31:plane 1A] min_ddb    0,   0,   0,   0,   0,   0,   0,   0,   0,   0 ->   14, 275, 344, 344, 480, 548, 582, 650,   0,  14
<7> [260.539695] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] pipe A data rate 2133000 num active planes 1
<7> [260.540232] i915 0000:00:02.0: [drm:intel_bw_atomic_check [i915]] QGV point 0: max bw 20852 required 2133