[Intel-gfx] [i915] monitor is not detected unless it was active during boot

Maarten Maathuis madman2003 at gmail.com
Mon Sep 19 19:50:39 UTC 2016


The previous messages are about using the HDMI connection of my monitor on
the HDMI 2.0->DP bridge (whatever the formal name may be) of my motherboard,

Using the HDMI 1.4 connection of my motherboard:

[   55.744581] [drm:intel_get_hpd_pins] hotplug event received, stat
0x00400000, dig 0x10101210, pins 0x00000040
[   55.744589] [drm:intel_hpd_irq_storm_detect] Received HPD interrupt on
PIN 6 - cnt: 0
[   55.744620] [drm:i915_hotplug_work_func] running encoder hotplug
functions
[   55.744625] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 6)
received hotplug event.
[   55.744629] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
[   55.744915] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr:
0050 w(1)
[   55.744922] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first
message, retry
[   55.745190] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr:
0050 w(1)
[   55.745199] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent
adapter i915 gmbus dpc
[   55.745469] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr:
0040 w(1)
[   55.745476] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK on first
message, retry
[   55.745744] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpc] NAK for addr:
0040 w(1)

As for my OS, i run archlinux:
Linux main 4.7.4-1-ARCH #1 SMP PREEMPT Thu Sep 15 15:24:29 CEST 2016 x86_64
GNU/Linux

The requested VBT information is somewhere in here, I couldn't filter it
since i couldn't see an end marker:

[    2.394379] [drm:intel_detect_pch] Found SunrisePoint PCH
[    2.394380] [drm:get_allowed_dc_mask] Allowed DC state mask 03
[    2.394768] [drm:i915_dump_device_info] i915 device info: gen=9,
pciid=0x1912 rev=0x06
flags=need_gfx_hws,is_skylake,has_fbc,has_hotplug,has_llc,has_ddi,has_fpga_dbg,
[    2.394768] [drm:intel_device_info_runtime_init] slice total: 1
[    2.394769] [drm:intel_device_info_runtime_init] subslice total: 3
[    2.394769] [drm:intel_device_info_runtime_init] subslice per slice: 3
[    2.394770] [drm:intel_device_info_runtime_init] EU total: 24
[    2.394770] [drm:intel_device_info_runtime_init] EU per subslice: 8
[    2.394770] [drm:intel_device_info_runtime_init] has slice power gating:
n
[    2.394771] [drm:intel_device_info_runtime_init] has subslice power
gating: n
[    2.394771] [drm:intel_device_info_runtime_init] has EU power gating: y
[    2.394815] [drm:i915_gem_init_stolen] Memory reserved for graphics
device: 262144K, usable: 261120K
[    2.394815] [drm] Memory usable by graphics device = 4096M
[    2.394816] [drm:i915_ggtt_init_hw] GMADR size = 256M
[    2.394816] [drm:i915_ggtt_init_hw] GTT stolen size = 256M
[    2.394817] [drm:i915_ggtt_init_hw] ppgtt mode: 3
[    2.394818] checking generic (c0000000 1fb0000) vs hw (c0000000 10000000)
[    2.394818] fb: switching to inteldrmfb from EFI VGA
[    2.403811] Console: switching to colour dummy device 80x25
[    2.403875] [drm] Replacing VGA console driver
[    2.404199] [drm:intel_opregion_setup] graphic opregion physical addr:
0x77f83018
[    2.404207] [drm:intel_opregion_setup] Public ACPI methods supported
[    2.404208] [drm:intel_opregion_setup] SWSCI supported
[    2.409161] [drm:swsci_setup] SWSCI GBDA callbacks 00000cb3, SBCB
callbacks 00300483
[    2.409163] [drm:intel_opregion_setup] ASLE supported
[    2.409164] [drm:intel_opregion_setup] ASLE extension supported
[    2.409165] [drm:intel_opregion_setup] Found valid VBT in ACPI OpRegion
(Mailbox #4)
[    2.409230] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    2.409231] [drm] Driver supports precise vblank timestamp query.
[    2.409233] [drm:init_vbt_defaults] Set default to SSC at 120000 kHz
[    2.409234] [drm:intel_bios_init] VBT signature "$VBT SKYLAKE        ",
BDB version 205
[    2.409236] [drm:parse_general_features] BDB_GENERAL_FEATURES
int_tv_support 0 int_crt_support 0 lvds_use_ssc 0 lvds_ssc_freq 120000
display_clock_mode 1 fdi_rx_polarity_inverted 0
[    2.409237] [drm:parse_general_definitions] crt_ddc_bus_pin: 2
[    2.411255] [drm:intel_opregion_get_panel_type] Ignoring OpRegion panel
type (0)
[    2.411257] [drm:parse_lfp_panel_data] Panel type: 2 (VBT)
[    2.411258] [drm:parse_lfp_panel_data] DRRS supported mode is static
[    2.411260] [drm:parse_lfp_panel_data] Found panel mode in BIOS VBT
tables:
[    2.411262] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 0
65000 1024 1048 1184 1344 768 771 777 806 0x8 0xa
[    2.411263] [drm:parse_lfp_panel_data] VBT initial LVDS value 300
[    2.411264] [drm:parse_lfp_backlight] VBT backlight PWM modulation
frequency 200 Hz, active high, min brightness 0, level 255
[    2.411265] [drm:parse_sdvo_device_mapping] Unsupported child device
size for SDVO mapping.
[    2.411266] [drm:parse_device_mapping] Expected child device config size
for VBT version 205 not known; assuming 38
[    2.411267] [drm:parse_driver_features] DRRS State Enabled:1
[    2.411268] [drm:parse_ddi_port] Port B VBT info: DP:1 HDMI:1 DVI:1
EDP:0 CRT:0
[    2.411269] [drm:parse_ddi_port] VBT HDMI level shift for port B: 8
[    2.411270] [drm:parse_ddi_port] Port C VBT info: DP:0 HDMI:1 DVI:1
EDP:0 CRT:0
[    2.411271] [drm:parse_ddi_port] Unexpected DDC pin for port D
[    2.411272] [drm:parse_ddi_port] VBT HDMI level shift for port C: 8
[    2.411273] [drm:parse_ddi_port] Port D VBT info: DP:1 HDMI:1 DVI:1
EDP:0 CRT:0
[    2.411273] [drm:parse_ddi_port] Unexpected DDC pin for port C
[    2.411274] [drm:parse_ddi_port] VBT HDMI level shift for port D: 8
[    2.411294] [drm:intel_dsm_pci_probe] no _DSM method for intel device
[    2.411297] [drm:gen9_set_dc_state] Setting DC state from 00 to 00
[    2.411300] [drm:intel_power_well_enable] enabling power well 1
[    2.411302] [drm:intel_power_well_enable] enabling MISC IO power well
[    2.411315] [drm:intel_power_well_enable] enabling always-on
[    2.411316] [drm:intel_power_well_enable] enabling DC off
[    2.411319] [drm:gen9_set_dc_state] Setting DC state from 00 to 00
[    2.411326] [drm:intel_power_well_enable] enabling power well 2
[    2.411327] [drm:intel_power_well_enable] enabling DDI A/E power well
[    2.411329] [drm:skl_set_power_well] Enabling DDI A/E power well
[    2.411329] [drm:intel_power_well_enable] enabling DDI B power well
[    2.411331] [drm:intel_power_well_enable] enabling DDI C power well
[    2.411332] [drm:skl_set_power_well] Enabling DDI C power well
[    2.411333] [drm:intel_power_well_enable] enabling DDI D power well
[    2.411335] [drm:gen9_set_dc_state] Setting DC state from 00 to 00
[    2.411344] [drm:intel_csr_ucode_init] Loading i915/skl_dmc_ver1.bin
[    2.413712] [drm] Finished loading i915/skl_dmc_ver1.bin (v1.26)
[    2.415889] [drm:intel_print_wm_latency] Gen9 Plane WM0 latency 2 (2.0
usec)
[    2.415890] [drm:intel_print_wm_latency] Gen9 Plane WM1 latency 19 (19.0
usec)
[    2.415891] [drm:intel_print_wm_latency] Gen9 Plane WM2 latency 28 (28.0
usec)
[    2.415892] [drm:intel_print_wm_latency] Gen9 Plane WM3 latency 32 (32.0
usec)
[    2.415893] [drm:intel_print_wm_latency] Gen9 Plane WM4 latency 63 (63.0
usec)
[    2.415894] [drm:intel_print_wm_latency] Gen9 Plane WM5 latency 77 (77.0
usec)
[    2.415895] [drm:intel_print_wm_latency] Gen9 Plane WM6 latency 83 (83.0
usec)
[    2.415897] [drm:intel_print_wm_latency] Gen9 Plane WM7 latency 99 (99.0
usec)
[    2.415900] [drm:intel_modeset_init] 3 display pipes available.
[    2.415921] [drm:intel_update_rawclk] rawclk rate: 24000 kHz
[    2.415935] [drm:intel_update_cdclk] Current CD clock rate: 675000 kHz
[    2.415939] [drm:intel_update_max_cdclk] Max CD clock rate: 675000 kHz
[    2.415940] [drm:intel_update_max_cdclk] Max dotclock rate: 675000 kHz
[    2.415977] vgaarb: device changed decodes:
PCI:0000:00:02.0,olddecodes=io+mem,decodes=io+mem:owns=io+mem
[    2.416310] [drm:intel_dp_init_connector] Adding eDP connector on port A
[    2.416398] [drm:intel_dp_init_panel_power_sequencer] cur t1_t3 0 t8 0
t9 0 t10 0 t11_t12 0
[    2.416399] [drm:intel_dp_init_panel_power_sequencer] vbt t1_t3 2000 t8
10 t9 2000 t10 500 t11_t12 5000
[    2.416400] [drm:intel_dp_init_panel_power_sequencer] panel power up
delay 200, power down delay 50, power cycle delay 500
[    2.416401] [drm:intel_dp_init_panel_power_sequencer] backlight on delay
1, off delay 200
[    2.416402] [drm:intel_dp_aux_init] registering DPDDC-A bus for
card0-eDP-1
[    2.416496] [drm:intel_edp_panel_vdd_sanitize] VDD left on by BIOS,
adjusting state tracking
[    2.424974] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.433480] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.442022] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.450628] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.459229] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.467832] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.476375] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.484849] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.493334] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.501889] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.510482] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.519016] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.527654] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.536234] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.544787] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.553353] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.561891] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.570460] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.578981] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.587599] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.596123] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.604671] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.613212] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.621698] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.630166] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.638676] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.647153] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.655644] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.664235] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.672720] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.681191] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.689702] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
[    2.689706] [drm:drm_dp_dpcd_access] too many retries, giving up
[    2.689712] [drm] failed to retrieve link info, disabling eDP
[    2.690015] [drm:edp_panel_vdd_off_sync] Turning eDP port A VDD off
[    2.690079] [drm:edp_panel_vdd_off_sync] PP_STATUS: 0x00000000
PP_CONTROL: 0xabcd0000
[    2.690125] [drm:intel_dp_init_connector] Adding DP connector on port B
[    2.690146] [drm:intel_dp_aux_init] registering DPDDC-B bus for
card0-DP-1
[    2.690300] [drm:intel_hdmi_init_connector] Adding HDMI connector on
port B
[    2.690329] [drm:intel_hdmi_init_connector] Adding HDMI connector on
port C
[    2.690360] [drm:intel_dp_init_connector] Adding DP connector on port D
[    2.690373] [drm:intel_dp_aux_init] registering DPDDC-D bus for
card0-DP-2
[    2.690522] [drm:intel_hdmi_init_connector] Adding HDMI connector on
port D
[    2.690546] [drm:intel_modeset_readout_hw_state] [CRTC:26] hw state
readout: enabled
[    2.690552] [drm:intel_modeset_readout_hw_state] [CRTC:30] hw state
readout: enabled
[    2.690555] [drm:intel_modeset_readout_hw_state] [CRTC:34] hw state
readout: disabled
[    2.690563] [drm:intel_modeset_readout_hw_state] DPLL 0 hw state
readout: crtc_mask 0x00000000, on 1
[    2.690567] [drm:intel_modeset_readout_hw_state] DPLL 1 hw state
readout: crtc_mask 0x00000001, on 1
[    2.690571] [drm:intel_modeset_readout_hw_state] DPLL 2 hw state
readout: crtc_mask 0x00000000, on 0
[    2.690580] [drm:intel_modeset_readout_hw_state] DPLL 3 hw state
readout: crtc_mask 0x00000002, on 1
[    2.690587] [drm:intel_modeset_readout_hw_state] [ENCODER:36:TMDS-36] hw
state readout: enabled, pipe A
[    2.690588] [drm:intel_modeset_readout_hw_state] [ENCODER:38:DP MST-38]
hw state readout: disabled, pipe A
[    2.690588] [drm:intel_modeset_readout_hw_state] [ENCODER:39:DP MST-39]
hw state readout: disabled, pipe B
[    2.690589] [drm:intel_modeset_readout_hw_state] [ENCODER:40:DP MST-40]
hw state readout: disabled, pipe C
[    2.690590] [drm:intel_modeset_readout_hw_state] [ENCODER:45:TMDS-45] hw
state readout: disabled, pipe A
[    2.690593] [drm:intel_modeset_readout_hw_state] [ENCODER:47:TMDS-47] hw
state readout: enabled, pipe B
[    2.690593] [drm:intel_modeset_readout_hw_state] [ENCODER:49:DP MST-49]
hw state readout: disabled, pipe A
[    2.690594] [drm:intel_modeset_readout_hw_state] [ENCODER:50:DP MST-50]
hw state readout: disabled, pipe B
[    2.690595] [drm:intel_modeset_readout_hw_state] [ENCODER:51:DP MST-51]
hw state readout: disabled, pipe C
[    2.690596] [drm:intel_modeset_readout_hw_state] [CONNECTOR:37:DP-1] hw
state readout: enabled
[    2.690605] [drm:intel_modeset_readout_hw_state] [CONNECTOR:43:HDMI-A-1]
hw state readout: disabled
[    2.690610] [drm:intel_modeset_readout_hw_state] [CONNECTOR:46:HDMI-A-2]
hw state readout: disabled
[    2.690623] [drm:intel_modeset_readout_hw_state] [CONNECTOR:48:DP-2] hw
state readout: enabled
[    2.690625] [drm:intel_modeset_readout_hw_state] [CONNECTOR:52:HDMI-A-3]
hw state readout: disabled
[    2.690643] [drm:intel_dump_pipe_config] [CRTC:26][setup_hw_state]
config ffff88046214b800 for pipe A
[    2.690644] [drm:intel_dump_pipe_config] cpu_transcoder: A
[    2.690644] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
[    2.690645] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m:
0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
[    2.690646] [drm:intel_dump_pipe_config] dp: 1, lanes: 4, gmch_m:
6212812, gmch_n: 8388608, link_m: 517734, link_n: 524288, tu: 64
[    2.690647] [drm:intel_dump_pipe_config] dp: 1, lanes: 4, gmch_m2: 0,
gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
[    2.690648] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
[    2.690648] [drm:intel_dump_pipe_config] requested mode:
[    2.690649] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 60
533249 3840 3888 3920 4000 2160 2163 2168 2222 0x40 0x9
[    2.690650] [drm:intel_dump_pipe_config] adjusted mode:
[    2.690651] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 60
533249 3840 3888 3920 4000 2160 2163 2168 2222 0x40 0x9
[    2.690652] [drm:intel_dump_crtc_timings] crtc timings: 533249 3840 3888
3920 4000 2160 2163 2168 2222, type: 0x40 flags: 0x9
[    2.690653] [drm:intel_dump_pipe_config] port clock: 540000
[    2.690654] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
[    2.690654] [drm:intel_dump_pipe_config] num_scalers: 2, scaler_users:
0x80000000, scaler_id: 0
[    2.690655] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000,
ratios: 0x00000000, lvds border: 0x00000000
[    2.690656] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000,
size: 0x0f000870, enabled
[    2.690656] [drm:intel_dump_pipe_config] ips: 0
[    2.690657] [drm:intel_dump_pipe_config] double wide: 0
[    2.690657] [drm:intel_dump_pipe_config] ddi_pll_sel: 1; dpll_hw_state:
ctrl1: 0x1, cfgcr1: 0x0, cfgcr2: 0x0
[    2.690658] [drm:intel_dump_pipe_config] planes on this crtc
[    2.690659] [drm:intel_dump_pipe_config] STANDARD PLANE:23 plane: 0.0
idx: 0 disabled, scaler_id = -1
[    2.690660] [drm:intel_dump_pipe_config] CURSOR PLANE:25 plane: 0.1 idx:
1 disabled, scaler_id = -1
[    2.690660] [drm:intel_dump_pipe_config] STANDARD PLANE:27 plane: 0.1
idx: 2 disabled, scaler_id = -1
[    2.690694] [drm:intel_dump_pipe_config] [CRTC:30][setup_hw_state]
config ffff88046214c800 for pipe B
[    2.690694] [drm:intel_dump_pipe_config] cpu_transcoder: B
[    2.690695] [drm:intel_dump_pipe_config] pipe bpp: 24, dithering: 0
[    2.690696] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m:
0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
[    2.690696] [drm:intel_dump_pipe_config] dp: 1, lanes: 4, gmch_m:
6920601, gmch_n: 8388608, link_m: 576716, link_n: 524288, tu: 64
[    2.690697] [drm:intel_dump_pipe_config] dp: 1, lanes: 4, gmch_m2: 0,
gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
[    2.690698] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
[    2.690698] [drm:intel_dump_pipe_config] requested mode:
[    2.690699] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 60
593999 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
[    2.690700] [drm:intel_dump_pipe_config] adjusted mode:
[    2.690701] [drm:drm_mode_debug_printmodeline] Modeline 0:"3840x2160" 60
593999 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
[    2.690702] [drm:intel_dump_crtc_timings] crtc timings: 593999 3840 4016
4104 4400 2160 2168 2178 2250, type: 0x40 flags: 0x5
[    2.690702] [drm:intel_dump_pipe_config] port clock: 540000
[    2.690703] [drm:intel_dump_pipe_config] pipe src size: 3840x2160
[    2.690703] [drm:intel_dump_pipe_config] num_scalers: 2, scaler_users:
0x80000000, scaler_id: 0
[    2.690704] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000,
ratios: 0x00000000, lvds border: 0x00000000
[    2.690705] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000,
size: 0x0f000870, enabled
[    2.690705] [drm:intel_dump_pipe_config] ips: 0
[    2.690706] [drm:intel_dump_pipe_config] double wide: 0
[    2.690706] [drm:intel_dump_pipe_config] ddi_pll_sel: 3; dpll_hw_state:
ctrl1: 0x1, cfgcr1: 0x0, cfgcr2: 0x0
[    2.690707] [drm:intel_dump_pipe_config] planes on this crtc
[    2.690708] [drm:intel_dump_pipe_config] STANDARD PLANE:28 plane: 1.0
idx: 3 disabled, scaler_id = -1
[    2.690708] [drm:intel_dump_pipe_config] CURSOR PLANE:29 plane: 1.2 idx:
4 disabled, scaler_id = -1
[    2.690709] [drm:intel_dump_pipe_config] STANDARD PLANE:31 plane: 1.1
idx: 5 disabled, scaler_id = -1
[    2.690716] [drm:intel_dump_pipe_config] [CRTC:34][setup_hw_state]
config ffff88046214d800 for pipe C
[    2.690717] [drm:intel_dump_pipe_config] cpu_transcoder: C
[    2.690718] [drm:intel_dump_pipe_config] pipe bpp: 0, dithering: 0
[    2.690718] [drm:intel_dump_pipe_config] fdi/pch: 0, lanes: 0, gmch_m:
0, gmch_n: 0, link_m: 0, link_n: 0, tu: 0
[    2.690719] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m: 0,
gmch_n: 0, link_m: 0, link_n: 0, tu: 0
[    2.690720] [drm:intel_dump_pipe_config] dp: 0, lanes: 0, gmch_m2: 0,
gmch_n2: 0, link_m2: 0, link_n2: 0, tu2: 0
[    2.690720] [drm:intel_dump_pipe_config] audio: 0, infoframes: 0
[    2.690721] [drm:intel_dump_pipe_config] requested mode:
[    2.690722] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0
0 0 0 0 0x0 0x0
[    2.690722] [drm:intel_dump_pipe_config] adjusted mode:
[    2.690723] [drm:drm_mode_debug_printmodeline] Modeline 0:"" 0 0 0 0 0 0
0 0 0 0 0x0 0x0
[    2.690724] [drm:intel_dump_crtc_timings] crtc timings: 0 0 0 0 0 0 0 0
0, type: 0x0 flags: 0x0
[    2.690725] [drm:intel_dump_pipe_config] port clock: 0
[    2.690725] [drm:intel_dump_pipe_config] pipe src size: 0x0
[    2.690726] [drm:intel_dump_pipe_config] num_scalers: 1, scaler_users:
0x0, scaler_id: 0
[    2.690727] [drm:intel_dump_pipe_config] gmch pfit: control: 0x00000000,
ratios: 0x00000000, lvds border: 0x00000000
[    2.690727] [drm:intel_dump_pipe_config] pch pfit: pos: 0x00000000,
size: 0x00000000, disabled
[    2.690728] [drm:intel_dump_pipe_config] ips: 0
[    2.690728] [drm:intel_dump_pipe_config] double wide: 0
[    2.690729] [drm:intel_dump_pipe_config] ddi_pll_sel: 0; dpll_hw_state:
ctrl1: 0x0, cfgcr1: 0x0, cfgcr2: 0x0
[    2.690730] [drm:intel_dump_pipe_config] planes on this crtc
[    2.690730] [drm:intel_dump_pipe_config] STANDARD PLANE:32 plane: 2.0
idx: 6 disabled, scaler_id = -1
[    2.690731] [drm:intel_dump_pipe_config] CURSOR PLANE:33 plane: 2.3 idx:
7 disabled, scaler_id = -1
[    2.690732] [drm:intel_dump_pipe_config] STANDARD PLANE:35 plane: 2.1
idx: 8 disabled, scaler_id = -1
[    2.690732] [drm:intel_modeset_setup_hw_state] DPLL 0 enabled but not in
use, disabling
[    2.690754] [drm:intel_power_well_disable] disabling DDI C power well
[    2.690755] [drm:skl_set_power_well] Disabling DDI C power well
[    2.690757] [drm:intel_power_well_disable] disabling DDI A/E power well
[    2.690758] [drm:skl_set_power_well] Disabling DDI A/E power well
[    2.690761] [drm:skylake_get_initial_plane_config] pipe A with fb:
size=3840x2160 at 32, offset=0, pitch 15360, size 0x1fa4000
[    2.690762] [drm:i915_gem_object_create_stolen_for_preallocated]
creating preallocated stolen object: stolen_offset=0, gtt_offset=0,
size=1fa4000
[    2.690764] [drm:i915_pages_create_for_stolen] offset=0x0, size=33177600
[    2.690766] [drm:intel_alloc_initial_plane_obj] initial plane fb obj
ffff8804586c8000
[    2.690777] [drm:skylake_get_initial_plane_config] pipe B with fb:
size=3840x2160 at 32, offset=0, pitch 15360, size 0x1fa4000
[    2.690778] [drm:i915_gem_object_create_stolen_for_preallocated]
creating preallocated stolen object: stolen_offset=0, gtt_offset=0,
size=1fa4000
[    2.690778] [drm:i915_gem_object_create_stolen_for_preallocated] failed
to allocate stolen space
[    2.691105] [drm:i915_gem_setup_global_gtt] reserving preallocated
space: 0 + 1fa4000
[    2.691126] [drm:i915_gem_setup_global_gtt] clearing unused GTT space:
[1fa4000, fffff000]
[    2.692205] [drm:i915_gem_context_init] LR context support initialized
[    2.692211] [drm:intel_init_pipe_control] render ring pipe control
offset: 0x01fa4000
[    2.692263] [drm:gen8_init_common_ring] Execlists enabled for render ring
[    2.692334] [drm:gen8_init_common_ring] Execlists enabled for blitter
ring
[    2.692464] [drm:gen8_init_common_ring] Execlists enabled for bsd ring
[    2.692501] [drm:gen8_init_common_ring] Execlists enabled for video
enhancement ring
[    2.692710] [drm:intel_update_cdclk] Current CD clock rate: 675000 kHz
[    2.692826] [drm:intel_fbdev_init_bios] found possible fb from plane A
[    2.692827] [drm:intel_fbdev_init_bios] pipe C not active or no fb,
skipping
[    2.692827] [drm:intel_fbdev_init_bios] checking plane A for BIOS fb
[    2.692828] [drm:intel_fbdev_init_bios] pipe A area: 3840x2160, bpp: 32,
size: 33177600
[    2.692829] [drm:intel_fbdev_init_bios] fb big enough for plane A
(33177600 >= 33177600)
[    2.692829] [drm:intel_fbdev_init_bios] checking plane B for BIOS fb
[    2.692830] [drm:intel_fbdev_init_bios] pipe B area: 3840x2160, bpp: 32,
size: 33177600
[    2.692831] [drm:intel_fbdev_init_bios] fb big enough for plane B
(33177600 >= 33177600)
[    2.692831] [drm:intel_fbdev_init_bios] pipe C not active, skipping
[    2.692832] [drm:intel_fbdev_init_bios] using BIOS fb for initial console
[    2.693076] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:37:DP-1]
[    2.693077] [drm:intel_dp_detect] [CONNECTOR:37:DP-1]
[    2.693567] [drm:intel_dp_get_dpcd] DPCD: 12 14 c4 01 01 00 01 80 02 02
06 00 00 00 00
[    2.693947] [drm:intel_dp_get_dpcd] Display Port TPS3 support: source
yes, sink yes
[    2.693980] [drm:intel_dp_print_rates] source rates: 162000, 216000,
270000, 324000, 432000, 540000
[    2.693981] [drm:intel_dp_print_rates] sink rates: 162000, 270000, 540000
[    2.693982] [drm:intel_dp_print_rates] common rates: 162000, 270000,
540000
[    2.694074] [drm:intel_didl_outputs] More than 15 outputs detected via
ACPI
[    2.694417] [drm:intel_dp_probe_oui] Sink OUI: 000000
[    2.694835] [drm:intel_dp_probe_oui] Branch OUI: 000000
[    2.695208] [drm:intel_dp_probe_mst] Sink is not MST capable
[    2.697987] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post:
no)
[    2.698447] acpi device:0f: registered as cooling_device9
[    2.698501] input: Video Bus as
/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input7
[    2.702251] [drm:drm_detect_monitor_audio] Monitor has basic audio
support
[    2.702950] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:37:DP-1] status updated from unknown to connected
[    2.703076] [drm:drm_edid_to_eld] ELD monitor U24E850
[    2.703077] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
[    2.703096] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:37:DP-1] probed modes :
[    2.703098] [drm:drm_mode_debug_printmodeline] Modeline 57:"3840x2160"
60 533250 3840 3888 3920 4000 2160 2163 2168 2222 0x48 0x9
[    2.703099] [drm:drm_mode_debug_printmodeline] Modeline 59:"2560x1440"
60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
[    2.703100] [drm:drm_mode_debug_printmodeline] Modeline 58:"1920x1080"
60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.703101] [drm:drm_mode_debug_printmodeline] Modeline 71:"1920x1080"
60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.703102] [drm:drm_mode_debug_printmodeline] Modeline 64:"1680x1050"
60 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6
[    2.703103] [drm:drm_mode_debug_printmodeline] Modeline 63:"1600x900" 60
108000 1600 1624 1704 1800 900 901 904 1000 0x40 0x5
[    2.703104] [drm:drm_mode_debug_printmodeline] Modeline 62:"1280x1024"
60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
[    2.703105] [drm:drm_mode_debug_printmodeline] Modeline 65:"1440x900" 60
106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
[    2.703106] [drm:drm_mode_debug_printmodeline] Modeline 60:"1280x800" 60
83500 1280 1352 1480 1680 800 803 809 831 0x40 0x6
[    2.703107] [drm:drm_mode_debug_printmodeline] Modeline 61:"1280x720" 60
74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
[    2.703108] [drm:drm_mode_debug_printmodeline] Modeline 72:"1280x720" 60
74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
[    2.703109] [drm:drm_mode_debug_printmodeline] Modeline 69:"1024x768" 60
65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
[    2.703110] [drm:drm_mode_debug_printmodeline] Modeline 66:"800x600" 60
40000 800 840 968 1056 600 601 605 628 0x40 0x5
[    2.703111] [drm:drm_mode_debug_printmodeline] Modeline 67:"800x600" 56
36000 800 824 896 1024 600 601 603 625 0x40 0x5
[    2.703112] [drm:drm_mode_debug_printmodeline] Modeline 73:"640x480" 60
25200 640 656 752 800 480 490 492 525 0x40 0xa
[    2.703113] [drm:drm_mode_debug_printmodeline] Modeline 68:"640x480" 60
25175 640 656 752 800 480 490 492 525 0x40 0xa
[    2.703114] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:43:HDMI-A-1]
[    2.703115] [drm:intel_hdmi_detect] [CONNECTOR:43:HDMI-A-1]
[    2.703387] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr:
0050 w(1)
[    2.703388] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first
message, retry
[    2.703638] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr:
0050 w(1)
[    2.703639] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent
adapter i915 gmbus dpb
[    2.703875] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr:
0040 w(1)
[    2.703876] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK on first
message, retry
[    2.704117] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpb] NAK for addr:
0040 w(1)
[    2.704118] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:43:HDMI-A-1] status updated from unknown to disconnected
[    2.704121] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:43:HDMI-A-1] disconnected
[    2.704122] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:46:HDMI-A-2]
[    2.704123] [drm:intel_hdmi_detect] [CONNECTOR:46:HDMI-A-2]
[    2.712535] usb 1-14: new full-speed USB device number 6 using xhci_hcd
[    2.809184] [drm:intel_hdmi_detect] HDMI live status down
[    2.809194] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:46:HDMI-A-2] status updated from unknown to disconnected
[    2.809198] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:46:HDMI-A-2] disconnected
[    2.809203] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:48:DP-2]
[    2.809206] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
[    2.809739] [drm:intel_dp_get_dpcd] DPCD: 12 14 c4 01 01 15 00 01 00 00
04 00 0f 00 00
[    2.810081] [drm:intel_dp_get_dpcd] Display Port TPS3 support: source
yes, sink yes
[    2.810088] [drm:intel_dp_print_rates] source rates: 162000, 216000,
270000, 324000, 432000, 540000
[    2.810092] [drm:intel_dp_print_rates] sink rates: 162000, 270000, 540000
[    2.810097] [drm:intel_dp_print_rates] common rates: 162000, 270000,
540000
[    2.810861] [drm:intel_dp_probe_mst] Sink is not MST capable
[    2.811340] [drm:drm_dp_i2c_do_msg] native defer
[    2.812662] [drm:drm_dp_i2c_do_msg] native defer
[    2.814067] [drm:drm_dp_i2c_do_msg] native defer
[    2.815373] [drm:drm_dp_i2c_do_msg] native defer
[    2.816705] [drm:drm_dp_i2c_do_msg] native defer
[    2.818004] [drm:drm_dp_i2c_do_msg] native defer
[    2.819315] [drm:drm_dp_i2c_do_msg] native defer
[    2.820694] [drm:drm_dp_i2c_do_msg] native defer
[    2.822000] [drm:drm_dp_i2c_do_msg] native defer
[    2.823469] [drm:drm_dp_i2c_do_msg] native defer
[    2.824897] [drm:drm_dp_i2c_do_msg] native defer
[    2.826482] [drm:drm_dp_i2c_do_msg] native defer
[    2.827855] [drm:drm_dp_i2c_do_msg] native defer
[    2.829268] [drm:drm_dp_i2c_do_msg] native defer
[    2.830674] [drm:drm_dp_i2c_do_msg] native defer
[    2.832111] [drm:drm_dp_i2c_do_msg] native defer
[    2.833554] [drm:drm_dp_i2c_do_msg] native defer
[    2.834845] [drm:drm_dp_i2c_do_msg] native defer
[    2.836256] [drm:drm_dp_i2c_do_msg] native defer
[    2.837593] [drm:drm_dp_i2c_do_msg] native defer
[    2.838879] [drm:drm_dp_i2c_do_msg] native defer
[    2.840330] [drm:drm_dp_i2c_do_msg] native defer
[    2.841763] [drm:drm_dp_i2c_do_msg] native defer
[    2.843260] [drm:drm_dp_i2c_do_msg] native defer
[    2.844678] [drm:drm_dp_i2c_do_msg] native defer
[    2.846129] [drm:drm_dp_i2c_do_msg] native defer
[    2.847533] [drm:drm_dp_i2c_do_msg] native defer
[    2.848961] [drm:drm_dp_i2c_do_msg] native defer
[    2.850356] [drm:drm_dp_i2c_do_msg] native defer
[    2.851268] [drm:drm_detect_monitor_audio] Monitor has basic audio
support
[    2.851818] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:48:DP-2] status updated from unknown to connected
[    2.852003] [drm:drm_edid_to_eld] ELD monitor U24E850
[    2.852009] [drm:parse_hdmi_vsdb] HDMI: DVI dual 0, max TMDS clock 300,
latency present 0 0, video latency 16 1, audio latency 96 2
[    2.852012] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
[    2.852103] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:48:DP-2] probed modes :
[    2.852110] [drm:drm_mode_debug_printmodeline] Modeline 74:"3840x2160"
60 594000 3840 4016 4104 4400 2160 2168 2178 2250 0x48 0x5
[    2.852115] [drm:drm_mode_debug_printmodeline] Modeline 108:"3840x2160"
30 297000 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
[    2.852120] [drm:drm_mode_debug_printmodeline] Modeline 119:"3840x2160"
30 296703 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
[    2.852125] [drm:drm_mode_debug_printmodeline] Modeline 109:"3840x2160"
25 297000 3840 4896 4984 5280 2160 2168 2178 2250 0x40 0x5
[    2.852130] [drm:drm_mode_debug_printmodeline] Modeline 110:"3840x2160"
24 297000 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
[    2.852135] [drm:drm_mode_debug_printmodeline] Modeline 120:"3840x2160"
24 296703 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
[    2.852139] [drm:drm_mode_debug_printmodeline] Modeline 78:"2560x1440"
60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
[    2.852144] [drm:drm_mode_debug_printmodeline] Modeline 75:"1920x1080"
60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.852149] [drm:drm_mode_debug_printmodeline] Modeline 111:"1920x1080"
60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.852154] [drm:drm_mode_debug_printmodeline] Modeline 76:"1920x1080"
50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
[    2.852159] [drm:drm_mode_debug_printmodeline] Modeline 105:"1920x1080"
30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.852164] [drm:drm_mode_debug_printmodeline] Modeline 117:"1920x1080"
30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
[    2.852168] [drm:drm_mode_debug_printmodeline] Modeline 104:"1920x1080"
24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
[    2.852173] [drm:drm_mode_debug_printmodeline] Modeline 116:"1920x1080"
24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
[    2.852178] [drm:drm_mode_debug_printmodeline] Modeline 84:"1680x1050"
60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
[    2.852183] [drm:drm_mode_debug_printmodeline] Modeline 83:"1600x900" 60
108000 1600 1624 1704 1800 900 901 904 1000 0x40 0x5
[    2.852188] [drm:drm_mode_debug_printmodeline] Modeline 92:"1280x1024"
75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
[    2.852193] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x1024"
60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
[    2.852197] [drm:drm_mode_debug_printmodeline] Modeline 82:"1440x900" 60
88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
[    2.852202] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x800" 60
71000 1280 1328 1360 1440 800 803 809 823 0x40 0x9
[    2.852207] [drm:drm_mode_debug_printmodeline] Modeline 79:"1152x864" 75
108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
[    2.852212] [drm:drm_mode_debug_printmodeline] Modeline 77:"1280x720" 60
74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
[    2.852217] [drm:drm_mode_debug_printmodeline] Modeline 112:"1280x720"
60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
[    2.852222] [drm:drm_mode_debug_printmodeline] Modeline 102:"1280x720"
50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
[    2.852227] [drm:drm_mode_debug_printmodeline] Modeline 93:"1024x768" 75
78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
[    2.852231] [drm:drm_mode_debug_printmodeline] Modeline 94:"1024x768" 70
75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
[    2.852236] [drm:drm_mode_debug_printmodeline] Modeline 95:"1024x768" 60
65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
[    2.852241] [drm:drm_mode_debug_printmodeline] Modeline 96:"832x624" 75
57284 832 864 928 1152 624 625 628 667 0x40 0xa
[    2.852246] [drm:drm_mode_debug_printmodeline] Modeline 97:"800x600" 75
49500 800 816 896 1056 600 601 604 625 0x40 0x5
[    2.852251] [drm:drm_mode_debug_printmodeline] Modeline 98:"800x600" 72
50000 800 856 976 1040 600 637 643 666 0x40 0x5
[    2.852255] [drm:drm_mode_debug_printmodeline] Modeline 85:"800x600" 60
40000 800 840 968 1056 600 601 605 628 0x40 0x5
[    2.852260] [drm:drm_mode_debug_printmodeline] Modeline 86:"800x600" 56
36000 800 824 896 1024 600 601 603 625 0x40 0x5
[    2.852265] [drm:drm_mode_debug_printmodeline] Modeline 100:"720x576" 50
27000 720 732 796 864 576 581 586 625 0x40 0xa
[    2.852270] [drm:drm_mode_debug_printmodeline] Modeline 114:"720x480" 60
27027 720 736 798 858 480 489 495 525 0x40 0xa
[    2.852274] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480" 60
27000 720 736 798 858 480 489 495 525 0x40 0xa
[    2.852279] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480" 75
31500 640 656 720 840 480 481 484 500 0x40 0xa
[    2.852284] [drm:drm_mode_debug_printmodeline] Modeline 88:"640x480" 73
31500 640 664 704 832 480 489 492 520 0x40 0xa
[    2.852288] [drm:drm_mode_debug_printmodeline] Modeline 89:"640x480" 67
30240 640 704 768 864 480 483 486 525 0x40 0xa
[    2.852293] [drm:drm_mode_debug_printmodeline] Modeline 113:"640x480" 60
25200 640 656 752 800 480 490 492 525 0x40 0xa
[    2.852298] [drm:drm_mode_debug_printmodeline] Modeline 90:"640x480" 60
25175 640 656 752 800 480 490 492 525 0x40 0xa
[    2.852303] [drm:drm_mode_debug_printmodeline] Modeline 91:"720x400" 70
28320 720 738 846 900 400 412 414 449 0x40 0x6
[    2.852306] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:52:HDMI-A-3]
[    2.852310] [drm:intel_hdmi_detect] [CONNECTOR:52:HDMI-A-3]
[    2.852571] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
0050 w(1)
[    2.852578] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK on first
message, retry
[    2.852916] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
0050 w(1)
[    2.852927] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent
adapter i915 gmbus dpd
[    2.853240] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
0040 w(1)
[    2.853243] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK on first
message, retry
[    2.853543] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
0040 w(1)
[    2.853552] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:52:HDMI-A-3] status updated from unknown to disconnected
[    2.853556] [drm:drm_helper_probe_single_connector_modes]
[CONNECTOR:52:HDMI-A-3] disconnected
[    2.853567] [drm:drm_setup_crtcs]
[    2.853575] [drm:drm_enable_connectors] connector 37 enabled? yes
[    2.853578] [drm:drm_enable_connectors] connector 43 enabled? no
[    2.853582] [drm:drm_enable_connectors] connector 46 enabled? no
[    2.853585] [drm:drm_enable_connectors] connector 48 enabled? yes
[    2.853588] [drm:drm_enable_connectors] connector 52 enabled? no
[    2.853596] [drm:intel_fb_initial_config] looking for cmdline mode on
connector DP-1
[    2.853599] [drm:intel_fb_initial_config] looking for preferred mode on
connector DP-1 0
[    2.853607] [drm:intel_fb_initial_config] connector DP-1 on pipe A
[CRTC:26]: 3840x2160
[    2.853612] [drm:intel_fb_initial_config] connector HDMI-A-1 not
enabled, skipping
[    2.853617] [drm:intel_fb_initial_config] connector HDMI-A-2 not
enabled, skipping
[    2.853622] [drm:intel_fb_initial_config] looking for cmdline mode on
connector DP-2
[    2.853626] [drm:intel_fb_initial_config] looking for preferred mode on
connector DP-2 0
[    2.853729] [drm:intel_fb_initial_config] connector DP-2 on pipe B
[CRTC:30]: 3840x2160
[    2.853733] [drm:intel_fb_initial_config] connector HDMI-A-3 not
enabled, skipping
[    2.853738] [drm:drm_setup_crtcs] desired mode 3840x2160 set on crtc 26
(0,0)
[    2.853742] [drm] Initialized i915 1.6.0 20160425 for 0000:00:02.0 on
minor 0

On Mon, Sep 19, 2016 at 8:46 PM, Maarten Maathuis <madman2003 at gmail.com>
wrote:

> And the normal output at bootup:
>
> [    2.826131] [drm:drm_helper_probe_single_connector_modes]
> [CONNECTOR:48:DP-2]
> [    2.826135] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
> [    2.826645] [drm:intel_dp_get_dpcd] DPCD: 12 14 c4 01 01 15 00 01 00 00
> 04 00 0f 00 00
> [    2.827032] [drm:intel_dp_get_dpcd] Display Port TPS3 support: source
> yes, sink yes
> [    2.827038] [drm:intel_dp_print_rates] source rates: 162000, 216000,
> 270000, 324000, 432000, 540000
> [    2.827043] [drm:intel_dp_print_rates] sink rates: 162000, 270000,
> 540000
> [    2.827047] [drm:intel_dp_print_rates] common rates: 162000, 270000,
> 540000
> [    2.827905] [drm:intel_dp_probe_mst] Sink is not MST capable
> [    2.828350] [drm:drm_dp_i2c_do_msg] native defer
> [    2.829760] [drm:drm_dp_i2c_do_msg] native defer
> [    2.831102] [drm:drm_dp_i2c_do_msg] native defer
> [    2.832462] [drm:drm_dp_i2c_do_msg] native defer
> [    2.833887] [drm:drm_dp_i2c_do_msg] native defer
> [    2.835215] [drm:drm_dp_i2c_do_msg] native defer
> [    2.836834] [drm:drm_dp_i2c_do_msg] native defer
> [    2.838207] [drm:drm_dp_i2c_do_msg] native defer
> [    2.839592] [drm:drm_dp_i2c_do_msg] native defer
> [    2.841003] [drm:drm_dp_i2c_do_msg] native defer
> [    2.842434] [drm:drm_dp_i2c_do_msg] native defer
> [    2.843871] [drm:drm_dp_i2c_do_msg] native defer
> [    2.845284] [drm:drm_dp_i2c_do_msg] native defer
> [    2.846771] [drm:drm_dp_i2c_do_msg] native defer
> [    2.848228] [drm:drm_dp_i2c_do_msg] native defer
> [    2.849683] [drm:drm_dp_i2c_do_msg] native defer
> [    2.851073] [drm:drm_dp_i2c_do_msg] native defer
> [    2.852430] [drm:drm_dp_i2c_do_msg] native defer
> [    2.853824] [drm:drm_dp_i2c_do_msg] native defer
> [    2.855163] [drm:drm_dp_i2c_do_msg] native defer
> [    2.856661] [drm:drm_dp_i2c_do_msg] native defer
> [    2.858053] [drm:drm_dp_i2c_do_msg] native defer
> [    2.859543] [drm:drm_dp_i2c_do_msg] native defer
> [    2.860923] [drm:drm_dp_i2c_do_msg] native defer
> [    2.862372] [drm:drm_dp_i2c_do_msg] native defer
> [    2.863839] [drm:drm_dp_i2c_do_msg] native defer
> [    2.865228] [drm:drm_dp_i2c_do_msg] native defer
> [    2.866830] [drm:drm_dp_i2c_do_msg] native defer
> [    2.868279] [drm:drm_dp_i2c_do_msg] native defer
> [    2.869180] [drm:drm_detect_monitor_audio] Monitor has basic audio
> support
> [    2.869975] [drm:drm_helper_probe_single_connector_modes]
> [CONNECTOR:48:DP-2] status updated from unknown to connected
> [    2.870173] [drm:drm_edid_to_eld] ELD monitor U24E850
> [    2.870180] [drm:parse_hdmi_vsdb] HDMI: DVI dual 0, max TMDS clock 300,
> latency present 0 0, video latency 16 1, audio latency 96 2
> [    2.870184] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
> [    2.870273] [drm:drm_helper_probe_single_connector_modes]
> [CONNECTOR:48:DP-2] probed modes :
> [    2.870279] [drm:drm_mode_debug_printmodeline] Modeline 74:"3840x2160"
> 60 594000 3840 4016 4104 4400 2160 2168 2178 2250 0x48 0x5
> [    2.870285] [drm:drm_mode_debug_printmodeline] Modeline
> 108:"3840x2160" 30 297000 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
> [    2.870290] [drm:drm_mode_debug_printmodeline] Modeline
> 119:"3840x2160" 30 296703 3840 4016 4104 4400 2160 2168 2178 2250 0x40 0x5
> [    2.870294] [drm:drm_mode_debug_printmodeline] Modeline
> 109:"3840x2160" 25 297000 3840 4896 4984 5280 2160 2168 2178 2250 0x40 0x5
> [    2.870299] [drm:drm_mode_debug_printmodeline] Modeline
> 110:"3840x2160" 24 297000 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
> [    2.870304] [drm:drm_mode_debug_printmodeline] Modeline
> 120:"3840x2160" 24 296703 3840 5116 5204 5500 2160 2168 2178 2250 0x40 0x5
> [    2.870309] [drm:drm_mode_debug_printmodeline] Modeline 78:"2560x1440"
> 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
> [    2.870314] [drm:drm_mode_debug_printmodeline] Modeline 75:"1920x1080"
> 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
> [    2.870318] [drm:drm_mode_debug_printmodeline] Modeline
> 111:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
> [    2.870323] [drm:drm_mode_debug_printmodeline] Modeline 76:"1920x1080"
> 50 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
> [    2.870328] [drm:drm_mode_debug_printmodeline] Modeline
> 105:"1920x1080" 30 74250 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
> [    2.870333] [drm:drm_mode_debug_printmodeline] Modeline
> 117:"1920x1080" 30 74176 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
> [    2.870338] [drm:drm_mode_debug_printmodeline] Modeline
> 104:"1920x1080" 24 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
> [    2.870343] [drm:drm_mode_debug_printmodeline] Modeline
> 116:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
> [    2.870348] [drm:drm_mode_debug_printmodeline] Modeline 84:"1680x1050"
> 60 119000 1680 1728 1760 1840 1050 1053 1059 1080 0x40 0x9
> [    2.870356] [drm:drm_mode_debug_printmodeline] Modeline 83:"1600x900"
> 60 108000 1600 1624 1704 1800 900 901 904 1000 0x40 0x5
> [    2.870360] [drm:drm_mode_debug_printmodeline] Modeline 92:"1280x1024"
> 75 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
> [    2.870365] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x1024"
> 60 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
> [    2.870370] [drm:drm_mode_debug_printmodeline] Modeline 82:"1440x900"
> 60 88750 1440 1488 1520 1600 900 903 909 926 0x40 0x9
> [    2.870375] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x800"
> 60 71000 1280 1328 1360 1440 800 803 809 823 0x40 0x9
> [    2.870380] [drm:drm_mode_debug_printmodeline] Modeline 79:"1152x864"
> 75 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
> [    2.870384] [drm:drm_mode_debug_printmodeline] Modeline 77:"1280x720"
> 60 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
> [    2.870389] [drm:drm_mode_debug_printmodeline] Modeline 112:"1280x720"
> 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
> [    2.870394] [drm:drm_mode_debug_printmodeline] Modeline 102:"1280x720"
> 50 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
> [    2.870399] [drm:drm_mode_debug_printmodeline] Modeline 93:"1024x768"
> 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
> [    2.870404] [drm:drm_mode_debug_printmodeline] Modeline 94:"1024x768"
> 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
> [    2.870408] [drm:drm_mode_debug_printmodeline] Modeline 95:"1024x768"
> 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
> [    2.870413] [drm:drm_mode_debug_printmodeline] Modeline 96:"832x624"
> 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
> [    2.870418] [drm:drm_mode_debug_printmodeline] Modeline 97:"800x600"
> 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
> [    2.870423] [drm:drm_mode_debug_printmodeline] Modeline 98:"800x600"
> 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
> [    2.870428] [drm:drm_mode_debug_printmodeline] Modeline 85:"800x600"
> 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
> [    2.870433] [drm:drm_mode_debug_printmodeline] Modeline 86:"800x600"
> 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
> [    2.870437] [drm:drm_mode_debug_printmodeline] Modeline 100:"720x576"
> 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
> [    2.870442] [drm:drm_mode_debug_printmodeline] Modeline 114:"720x480"
> 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
> [    2.870447] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480"
> 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
> [    2.870452] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480"
> 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
> [    2.870456] [drm:drm_mode_debug_printmodeline] Modeline 88:"640x480"
> 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
> [    2.870461] [drm:drm_mode_debug_printmodeline] Modeline 89:"640x480"
> 67 30240 640 704 768 864 480 483 486 525 0x40 0xa
> [    2.870466] [drm:drm_mode_debug_printmodeline] Modeline 113:"640x480"
> 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
> [    2.870471] [drm:drm_mode_debug_printmodeline] Modeline 90:"640x480"
> 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
> [    2.870475] [drm:drm_mode_debug_printmodeline] Modeline 91:"720x400"
> 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>
>
> On Mon, Sep 19, 2016 at 8:39 PM, Maarten Maathuis <madman2003 at gmail.com>
> wrote:
>
>> Hi,
>>
>> I have a monitor, that when connected a skylake system, doesn't ever come
>> up when hotplugging or after resume. The "bios" seems to not have problems
>> bringing it up, even at the native 3840x2160 resolution, and when it works,
>> all modes are correctly read (checked via xrandr).
>>
>> I tried both the HMDI 1.4 port, as well as the DP 1.2 -> HDMI 2.0 built
>> in conversion chip.
>>
>> This is the dmesg output I have when plugging in this monitor, the DP-2
>> connector is the one that should be detected.
>>
>> Any advice on how to proceed?
>>
>> Please be aware I am not subscribed to this mailing list, so please reply
>> to me directly as well.
>>
>> Maarten.
>>
>> [ 1634.666165] [drm:intel_get_hpd_pins] hotplug event received, stat
>> 0x00800000, dig 0x10121010, pins 0x00000080
>> [ 1634.666179] [drm:intel_hpd_irq_handler] digital hpd port D - long
>> [ 1634.666183] [drm:intel_hpd_irq_storm_detect] Received HPD interrupt
>> on PIN 7 - cnt: 0
>> [ 1634.666229] [drm:intel_dp_hpd_pulse] got hpd irq on port D - long
>> [ 1634.666253] [drm:i915_hotplug_work_func] running encoder hotplug
>> functions
>> [ 1634.666258] [drm:i915_hotplug_work_func] Connector DP-2 (pin 7)
>> received hotplug event.
>> [ 1634.666261] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>> [ 1634.666273] [drm:i915_hotplug_work_func] Connector HDMI-A-3 (pin 7)
>> received hotplug event.
>> [ 1634.666284] [drm:intel_hdmi_detect] [CONNECTOR:52:HDMI-A-3]
>> [ 1634.769941] [drm:intel_hdmi_detect] HDMI live status down
>> [ 1640.748356] [drm:intel_get_hpd_pins] hotplug event received, stat
>> 0x00800000, dig 0x10121010, pins 0x00000080
>> [ 1640.748369] [drm:intel_hpd_irq_handler] digital hpd port D - long
>> [ 1640.748373] [drm:intel_hpd_irq_storm_detect] Received HPD interrupt
>> on PIN 7 - cnt: 0
>> [ 1640.748416] [drm:intel_dp_hpd_pulse] got hpd irq on port D - long
>> [ 1640.756938] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.765400] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.773936] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.782410] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.790910] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.799389] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.807907] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.816409] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.824895] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.833427] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.841915] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.850426] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.858919] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.867423] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.875924] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.884424] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.892899] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.901454] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.910008] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.918494] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.926994] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.935486] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.943982] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.952461] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.960971] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.969459] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.978003] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.986482] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1640.994973] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.003497] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.011986] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.020504] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.020506] [drm:drm_dp_dpcd_access] too many retries, giving up
>> [ 1641.020528] [drm:i915_hotplug_work_func] running encoder hotplug
>> functions
>> [ 1641.020529] [drm:i915_hotplug_work_func] Connector DP-2 (pin 7)
>> received hotplug event.
>> [ 1641.020530] [drm:intel_dp_detect] [CONNECTOR:48:DP-2]
>> [ 1641.029054] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.037563] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.046092] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.054583] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.063076] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.071567] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.080094] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.088568] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.097054] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.105565] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.114114] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.122602] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.131111] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.139599] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.148099] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.156586] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.165091] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.173599] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.182079] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.190587] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.199066] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.207558] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.216041] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.224564] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.233067] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.241576] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.250103] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.258577] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.267090] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.275617] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.284117] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.292628] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x7d40001f
>> [ 1641.292630] [drm:drm_dp_dpcd_access] too many retries, giving up
>> [ 1641.292638] [drm:i915_hotplug_work_func] Connector HDMI-A-3 (pin 7)
>> received hotplug event.
>> [ 1641.292651] [drm:intel_hdmi_detect] [CONNECTOR:52:HDMI-A-3]
>> [ 1641.292995] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
>> 0050 w(1)
>> [ 1641.292996] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK on first
>> message, retry
>> [ 1641.293340] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
>> 0050 w(1)
>> [ 1641.293341] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent
>> adapter i915 gmbus dpd
>> [ 1641.293695] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
>> 0040 w(1)
>> [ 1641.293696] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK on first
>> message, retry
>> [ 1641.294016] [drm:do_gmbus_xfer] GMBUS [i915 gmbus dpd] NAK for addr:
>> 0040 w(1)
>>
>> --
>> Far away from the primal instinct, the song seems to fade away, the river
>> get wider between your thoughts and the things we do and say.
>>
>
>
>
> --
> Far away from the primal instinct, the song seems to fade away, the river
> get wider between your thoughts and the things we do and say.
>



-- 
Far away from the primal instinct, the song seems to fade away, the river
get wider between your thoughts and the things we do and say.
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