Attachment 131894 Details for Bug 101390 – dmesg

dmesg

dmesglog (text/plain), 189.01 KB, created by Ricardo Madrigal on 2017-06-12 17:43:25 UTC

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Description:

Filename:

MIME Type:

Creator: Ricardo Madrigal

Created: 2017-06-12 17:43:25 UTC

Size: 189.01 KB

patch

obsolete

>[  129.855376] [drm:drm_mode_addfb2] [FB:68]
>[  129.887600] [drm:drm_mode_addfb2] [FB:58]
>[  130.055704] [drm:drm_mode_addfb2] [FB:68]
>[  130.069389] [drm:drm_mode_addfb2] [FB:58]
>[  130.431356] [drm:drm_mode_addfb2] [FB:68]
>[  131.034182] [drm:drm_mode_addfb2] [FB:58]
>[  131.051520] [drm:drm_mode_addfb2] [FB:68]
>[  131.067478] [drm:drm_mode_addfb2] [FB:58]
>[  131.634978] [drm:drm_mode_addfb2] [FB:68]
>[  132.054588] [drm:drm_mode_addfb2] [FB:58]
>[  132.066598] [drm:drm_mode_addfb2] [FB:68]
>[  132.232848] [drm:drm_mode_addfb2] [FB:58]
>[  132.836102] [drm:drm_mode_addfb2] [FB:68]
>[  133.056704] [drm:drm_mode_addfb2] [FB:58]
>[  133.067870] [drm:drm_mode_addfb2] [FB:68]
>[  133.437374] [drm:drm_mode_addfb2] [FB:58]
>[  134.039579] [drm:drm_mode_addfb2] [FB:68]
>[  134.053998] [drm:drm_mode_addfb2] [FB:58]
>[  134.070981] [drm:drm_mode_addfb2] [FB:68]
>[  134.640125] [drm:drm_mode_addfb2] [FB:58]
>[  135.054670] [drm:drm_mode_addfb2] [FB:68]
>[  135.068452] [drm:drm_mode_addfb2] [FB:58]
>[  135.240291] [drm:drm_mode_addfb2] [FB:68]
>[  135.842745] [drm:drm_mode_addfb2] [FB:58]
>[  136.055587] [drm:drm_mode_addfb2] [FB:68]
>[  136.069484] [drm:drm_mode_addfb2] [FB:58]
>[  136.444463] [drm:drm_mode_addfb2] [FB:68]
>[  137.045266] [drm:drm_mode_addfb2] [FB:58]
>[  137.060519] [drm:drm_mode_addfb2] [FB:68]
>[  137.076260] [drm:drm_mode_addfb2] [FB:58]
>[  137.646778] [drm:drm_mode_addfb2] [FB:68]
>[  138.051364] [drm:drm_mode_addfb2] [FB:58]
>[  138.065371] [drm:drm_mode_addfb2] [FB:68]
>[  138.246077] [drm:drm_mode_addfb2] [FB:58]
>[  138.848362] [drm:drm_mode_addfb2] [FB:68]
>[  139.051926] [drm:drm_mode_addfb2] [FB:58]
>[  139.066210] [drm:drm_mode_addfb2] [FB:68]
>[  139.449117] [drm:drm_mode_addfb2] [FB:58]
>[  140.050452] [drm:drm_mode_addfb2] [FB:68]
>[  140.065247] [drm:drm_mode_addfb2] [FB:58]
>[  140.081802] [drm:drm_mode_addfb2] [FB:68]
>[  140.652261] [drm:drm_mode_addfb2] [FB:58]
>[  141.055249] [drm:drm_mode_addfb2] [FB:68]
>[  141.067607] [drm:drm_mode_addfb2] [FB:58]
>[  142.056107] [drm:drm_mode_addfb2] [FB:68]
>[  142.068455] [drm:drm_mode_addfb2] [FB:58]
>[  142.101815] [drm:drm_mode_addfb2] [FB:68]
>[  142.694476] [drm:drm_mode_addfb2] [FB:58]
>[  142.887438] [drm:drm_mode_addfb2] [FB:68]
>[  142.910435] [drm:drm_mode_addfb2] [FB:58]
>[  143.053663] [drm:drm_mode_addfb2] [FB:68]
>[  143.067456] [drm:drm_mode_addfb2] [FB:58]
>[  143.486640] [drm:drm_mode_addfb2] [FB:68]
>[  143.830179] [drm:drm_mode_addfb2] [FB:58]
>[  143.854936] [drm:drm_mode_addfb2] [FB:68]
>[  143.967375] [drm:drm_mode_addfb2] [FB:58]
>[  144.054554] [drm:drm_mode_addfb2] [FB:68]
>[  144.067290] [drm:drm_mode_addfb2] [FB:58]
>[  144.128727] [drm:drm_mode_addfb2] [FB:68]
>[  144.329695] [drm:drm_mode_addfb2] [FB:58]
>[  144.360184] [drm:drm_mode_addfb2] [FB:68]
>[  144.657616] [drm:drm_mode_addfb2] [FB:58]
>[  145.055248] [drm:drm_mode_addfb2] [FB:68]
>[  145.068035] [drm:drm_mode_addfb2] [FB:58]
>[  145.232221] [drm:drm_mode_addfb2] [FB:68]
>[  145.374031] [drm:drm_mode_addfb2] [FB:58]
>[  145.399422] [drm:drm_mode_addfb2] [FB:68]
>[  145.463388] [drm:drm_mode_addfb2] [FB:58]
>[  145.537907] [drm:drm_mode_addfb2] [FB:68]
>[  145.752308] [drm:drm_mode_addfb2] [FB:58]
>[  146.054455] [drm:drm_mode_addfb2] [FB:68]
>[  146.068134] [drm:drm_mode_addfb2] [FB:58]
>[  146.310485] [drm:drm_mode_addfb2] [FB:68]
>[  146.913501] [drm:drm_mode_addfb2] [FB:58]
>[  147.054941] [drm:drm_mode_addfb2] [FB:68]
>[  147.066850] [drm:drm_mode_addfb2] [FB:58]
>[  147.511628] [drm:drm_mode_addfb2] [FB:68]
>[  147.662709] [drm:drm_mode_addfb2] [FB:58]
>[  147.685949] [drm:drm_mode_addfb2] [FB:68]
>[  147.822785] [drm:drm_mode_addfb2] [FB:58]
>[  148.048165] [drm:drm_mode_addfb2] [FB:68]
>[  148.062691] [drm:drm_mode_addfb2] [FB:58]
>[  148.270418] [drm:drm_mode_addfb2] [FB:68]
>[  148.550999] [drm:drm_mode_addfb2] [FB:58]
>[  149.054236] [drm:drm_mode_addfb2] [FB:68]
>[  149.066972] [drm:drm_mode_addfb2] [FB:58]
>[  149.148926] [drm:drm_mode_addfb2] [FB:68]
>[  149.752242] [drm:drm_mode_addfb2] [FB:58]
>[  149.845706] [drm:drm_mode_addfb2] [FB:68]
>[  149.870748] [drm:drm_mode_addfb2] [FB:58]
>[  150.002961] [drm:drm_mode_addfb2] [FB:68]
>[  150.014778] [drm:drm_mode_addfb2] [FB:58]
>[  150.142409] [drm:drm_mode_addfb2] [FB:68]
>[  150.337511] [drm:drm_mode_addfb2] [FB:58]
>[  150.911889] [drm:drm_mode_addfb2] [FB:68]
>[  151.052039] [drm:drm_mode_addfb2] [FB:58]
>[  151.065058] [drm:drm_mode_addfb2] [FB:68]
>[  151.204572] [drm:drm_mode_addfb2] [FB:58]
>[  151.229255] [drm:drm_mode_addfb2] [FB:68]
>[  151.472579] [drm:drm_mode_addfb2] [FB:58]
>[  151.540862] [drm:drm_mode_addfb2] [FB:68]
>[  152.054365] [drm:drm_mode_addfb2] [FB:58]
>[  152.066786] [drm:drm_mode_addfb2] [FB:68]
>[  152.113706] [drm:drm_mode_addfb2] [FB:58]
>[  152.357902] [drm:drm_mode_addfb2] [FB:68]
>[  152.380411] [drm:drm_mode_addfb2] [FB:58]
>[  152.956103] [drm:drm_mode_addfb2] [FB:68]
>[  153.047432] [drm:drm_mode_addfb2] [FB:58]
>[  153.297185] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=48, avail=63
>[  153.297488] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  153.300219] [drm:intel_mst_disable_dp [i915]] 1
>[  153.300929] [drm:drm_dp_update_payload_part1] 
>[  153.302747] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.302846] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.302999] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.305594] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.307397] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.307458] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.315171] [drm:drm_dp_update_payload_part1] removing payload 0
>[  153.315206] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  153.315306] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  153.316894] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  153.326198] [drm:intel_mst_post_disable_dp [i915]] 1
>[  153.335364] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  153.337084] [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A
>[  153.337166] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 2700 (active 1, on? 1) for crtc 32
>[  153.337204] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 2700
>[  153.337240] [drm:intel_set_cdclk [i915]] Changing CDCLK to 337500 kHz, VCO 0 kHz, ref 0 kHz
>[  153.337287] [drm:intel_update_cdclk [i915]] Current CD clock rate: 337500 kHz, VCO: 0 kHz, ref: 0 kHz
>[  153.337312] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  153.337336] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  153.337378] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  153.337400] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  153.337421] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  153.337443] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  153.337464] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  153.337487] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  153.337509] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  153.337532] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  153.337552] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  153.337572] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  153.337645] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  153.338655] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  153.338686] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  153.338707] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=8, avail=63
>[  153.338709] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=55
>[  153.338733] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  153.338756] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  153.338778] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  153.338798] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 917504, gmch_n: 8388608, link_m: 152917, link_n: 1048576, tu: 8
>[  153.338818] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  153.338836] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  153.338841] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  153.338860] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  153.338863] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  153.338883] [drm:intel_dump_pipe_config [i915]] crtc timings: 78750 1024 1040 1136 1312 768 769 772 800, type: 0x40 flags: 0x5
>[  153.338902] [drm:intel_dump_pipe_config [i915]] port clock: 540000, pipe src size: 1024x768, pixel rate 78750
>[  153.338921] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  153.338939] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  153.338961] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  153.338979] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  153.338998] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] disabled, scaler_id = 0
>[  153.339018] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  153.339037] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  153.339063] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 450000 kHz, actual 450000 kHz
>[  153.339088] [drm:intel_reference_shared_dpll [i915]] using LCPLL 2700 for pipe A
>[  153.339167] [drm:intel_set_cdclk [i915]] Changing CDCLK to 450000 kHz, VCO 0 kHz, ref 0 kHz
>[  153.339210] [drm:intel_update_cdclk [i915]] Current CD clock rate: 450000 kHz, VCO: 0 kHz, ref: 0 kHz
>[  153.339232] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  153.339253] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  153.339273] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  153.339293] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  153.339313] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  153.339333] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  153.339367] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  153.339389] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  153.339411] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  153.339431] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  153.339450] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  153.339481] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 2700 (active 1, on? 0) for crtc 32
>[  153.339507] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 2700
>[  153.339552] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  153.343824] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  153.343854] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  153.343881] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  153.343908] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  153.370484] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  153.370513] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  153.389075] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  153.390460] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 540000, Lane count = 4
>[  153.390742] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=282 slots=8
>[  153.393332] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  153.393391] [drm:intel_mst_enable_dp [i915]] 1
>[  153.396301] [drm:drm_dp_update_payload_part2] payload 0 1
>[  153.397727] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.397756] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.397798] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.399086] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.400521] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.400547] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.402448] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  153.402475] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  153.402530] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 18750
>[  153.402995] [drm:intel_fbc_enable [i915]] reserved 6291456 bytes of contiguous stolen space for FBC, threshold: 1
>[  153.403029] [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A
>[  153.406973] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  153.407003] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  153.407049] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  153.407164] [drm:drm_fb_helper_hotplug_event] 
>[  153.407171] [drm:drm_setup_crtcs] 
>[  153.407180] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1]
>[  153.407211] [drm:intel_hdmi_detect [i915]] [CONNECTOR:48:HDMI-A-1]
>[  153.408386] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  153.408414] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  153.410373] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  153.410380] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  153.412365] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  153.412391] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  153.414361] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  153.414367] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  153.414371] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1] disconnected
>[  153.414377] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1]
>[  153.414403] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  153.414918] [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 00 15 01 83 02 00 00 00 00 00 04
>[  153.415800] [drm:intel_dp_detect [i915]] Display Port TPS3 support: source yes, sink yes
>[  153.415824] [drm:intel_dp_print_rates [i915]] source rates: 162000, 270000, 540000
>[  153.415846] [drm:intel_dp_print_rates [i915]] sink rates: 162000, 270000, 540000
>[  153.415868] [drm:intel_dp_print_rates [i915]] common rates: 162000, 270000, 540000
>[  153.416364] [drm:drm_dp_read_desc] DP branch: OUI 90-cc-24 dev-ID SYNA HW-rev 1.0 SW-rev 2.19 quirks 0x0000
>[  153.416731] [drm:intel_dp_detect [i915]] Sink is MST capable
>[  153.416735] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1] disconnected
>[  153.416740] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2]
>[  153.416763] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  153.418388] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  153.418410] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  153.420370] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  153.420376] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  153.422360] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  153.422383] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  153.424377] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  153.424383] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  153.424387] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2] disconnected
>[  153.424392] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:60:DP-2]
>[  153.425760] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.425780] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.425812] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.426362] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.428103] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.428117] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.428984] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.429000] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.429024] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.429539] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.431798] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.431813] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.432551] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.432567] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.432591] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.433108] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.435393] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.435407] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.436142] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.436158] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.436179] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.436700] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.439266] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.439280] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.440344] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.440359] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.440382] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.440900] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.443165] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.443179] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.443924] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.443940] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.443962] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.444478] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.446742] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.446756] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.447485] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  153.447500] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  153.447521] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  153.448036] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  153.449596] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  153.449883] [drm:drm_edid_to_eld] ELD monitor S277HK
>[  153.449886] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
>[  153.450071] [drm:drm_mode_debug_printmodeline] Modeline 66:"3840x2160" 60 533250 3840 3888 3920 4000 2160 2163 2168 2222 0x48 0x9
>[  153.450073] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  153.450080] [drm:drm_mode_debug_printmodeline] Modeline 71:"3840x2160" 30 262790 3840 3888 3920 4000 2160 2165 2170 2191 0x40 0x5
>[  153.450082] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  153.450087] [drm:drm_mode_debug_printmodeline] Modeline 72:"3840x2160" 24 209800 3840 3888 3920 4000 2160 2163 2168 2185 0x40 0x5
>[  153.450089] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  153.450095] [drm:drm_mode_debug_printmodeline] Modeline 73:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[  153.450097] [drm:drm_mode_prune_invalid] Not using 2560x1440 mode: VIRTUAL_X
>[  153.450103] [drm:drm_mode_debug_printmodeline] Modeline 69:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  153.450105] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  153.450111] [drm:drm_mode_debug_printmodeline] Modeline 128:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  153.450112] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  153.450118] [drm:drm_mode_debug_printmodeline] Modeline 120:"1920x1080" 0 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  153.450120] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  153.450126] [drm:drm_mode_debug_printmodeline] Modeline 124:"1920x1080" 0 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  153.450128] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  153.450133] [drm:drm_mode_debug_printmodeline] Modeline 139:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  153.450135] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  153.450141] [drm:drm_mode_debug_printmodeline] Modeline 86:"1680x1050" 0 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6
>[  153.450143] [drm:drm_mode_prune_invalid] Not using 1680x1050 mode: VIRTUAL_X
>[  153.450148] [drm:drm_mode_debug_printmodeline] Modeline 101:"1280x1024" 0 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  153.450150] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  153.450155] [drm:drm_mode_debug_printmodeline] Modeline 76:"1280x1024" 0 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  153.450157] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  153.450163] [drm:drm_mode_debug_printmodeline] Modeline 78:"1440x900" 0 106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
>[  153.450165] [drm:drm_mode_prune_invalid] Not using 1440x900 mode: VIRTUAL_X
>[  153.450170] [drm:drm_mode_debug_printmodeline] Modeline 75:"1280x960" 0 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  153.450172] [drm:drm_mode_prune_invalid] Not using 1280x960 mode: VIRTUAL_X
>[  153.450178] [drm:drm_mode_debug_printmodeline] Modeline 74:"1152x864" 0 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  153.450180] [drm:drm_mode_prune_invalid] Not using 1152x864 mode: VIRTUAL_X
>[  153.450185] [drm:drm_mode_debug_printmodeline] Modeline 77:"1280x720" 0 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  153.450187] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  153.450193] [drm:drm_mode_debug_printmodeline] Modeline 130:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  153.450195] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  153.450201] [drm:drm_mode_debug_printmodeline] Modeline 122:"1280x720" 0 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  153.450203] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  153.450208] [drm:drm_mode_debug_printmodeline] Modeline 96:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  153.450210] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  153.450216] [drm:drm_mode_debug_printmodeline] Modeline 136:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[  153.450218] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  153.450224] [drm:drm_mode_debug_printmodeline] Modeline 137:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[  153.450226] [drm:drm_mode_prune_invalid] Not using 720x576i mode: NO_INTERLACE
>[  153.450232] [drm:drm_mode_debug_printmodeline] Modeline 143:"1920x1080i" 0 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  153.450234] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  153.450239] [drm:drm_mode_debug_printmodeline] Modeline 149:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  153.450241] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  153.450247] [drm:drm_mode_debug_printmodeline] Modeline 157:"720x480i" 60 13514 720 739 801 858 480 488 494 525 0x40 0x101a
>[  153.450249] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  153.450288] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  153.450302] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  153.450577] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:60:DP-2] probed modes :
>[  153.450580] [drm:drm_mode_debug_printmodeline] Modeline 87:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  153.450583] [drm:drm_mode_debug_printmodeline] Modeline 88:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  153.450585] [drm:drm_mode_debug_printmodeline] Modeline 89:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  153.450588] [drm:drm_mode_debug_printmodeline] Modeline 90:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  153.450591] [drm:drm_mode_debug_printmodeline] Modeline 91:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  153.450594] [drm:drm_mode_debug_printmodeline] Modeline 92:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  153.450597] [drm:drm_mode_debug_printmodeline] Modeline 79:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  153.450599] [drm:drm_mode_debug_printmodeline] Modeline 80:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  153.450602] [drm:drm_mode_debug_printmodeline] Modeline 103:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  153.450605] [drm:drm_mode_debug_printmodeline] Modeline 117:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  153.450608] [drm:drm_mode_debug_printmodeline] Modeline 97:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  153.450610] [drm:drm_mode_debug_printmodeline] Modeline 81:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  153.450613] [drm:drm_mode_debug_printmodeline] Modeline 82:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  153.450616] [drm:drm_mode_debug_printmodeline] Modeline 83:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa
>[  153.450619] [drm:drm_mode_debug_printmodeline] Modeline 113:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  153.450621] [drm:drm_mode_debug_printmodeline] Modeline 84:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  153.450624] [drm:drm_mode_debug_printmodeline] Modeline 85:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  153.450627] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3]
>[  153.450632] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3] disconnected
>[  153.450635] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:DP-4]
>[  153.450638] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:64:DP-4] disconnected
>[  153.450653] [drm:drm_setup_crtcs] connector 48 enabled? no
>[  153.450655] [drm:drm_setup_crtcs] connector 53 enabled? no
>[  153.450657] [drm:drm_setup_crtcs] connector 57 enabled? no
>[  153.450659] [drm:drm_setup_crtcs] connector 60 enabled? yes
>[  153.450661] [drm:drm_setup_crtcs] connector 62 enabled? no
>[  153.450663] [drm:drm_setup_crtcs] connector 64 enabled? no
>[  153.450692] [drm:intel_fb_initial_config [i915]] Not using firmware configuration
>[  153.450697] [drm:drm_setup_crtcs] looking for cmdline mode on connector 60
>[  153.450699] [drm:drm_setup_crtcs] looking for preferred mode on connector 60 0
>[  153.450701] [drm:drm_setup_crtcs] found mode 1024x768
>[  153.450703] [drm:drm_setup_crtcs] picking CRTCs for 1024x768 config
>[  153.450719] [drm:drm_setup_crtcs] desired mode 1024x768 set on crtc 32 (0,0)
>[  217.491696] [drm:drm_mode_addfb2] [FB:58]
>[  217.542463] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  217.542488] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  222.550186] [drm:drm_mode_addfb2] [FB:67]
>[  222.581297] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  222.581320] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  222.581358] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=8, avail=63
>[  222.581386] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  222.581407] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  222.581413] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=7, avail=63
>[  222.581414] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=56
>[  222.581435] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  222.581455] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  222.581475] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  222.581495] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 873813, gmch_n: 8388608, link_m: 145635, link_n: 1048576, tu: 7
>[  222.581515] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  222.581534] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  222.581538] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  222.581557] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  222.581560] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  222.581579] [drm:intel_dump_pipe_config [i915]] crtc timings: 75000 1024 1048 1184 1328 768 771 777 806, type: 0x40 flags: 0xa
>[  222.581598] [drm:intel_dump_pipe_config [i915]] port clock: 540000, pipe src size: 1024x768, pixel rate 75000
>[  222.581617] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  222.581636] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  222.581655] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  222.581674] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  222.581693] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 1024x768 format = XR24 little-endian (0x34325258)
>[  222.581713] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  222.581729] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  222.581752] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 450000 kHz, actual 450000 kHz
>[  222.581775] [drm:intel_reference_shared_dpll [i915]] using LCPLL 2700 for pipe A
>[  222.587912] [drm:intel_mst_disable_dp [i915]] 1
>[  222.587917] [drm:drm_dp_update_payload_part1] 
>[  222.589398] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  222.589419] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  222.589451] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  222.589975] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  222.591611] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  222.591634] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  222.591942] [drm:drm_dp_update_payload_part1] removing payload 0
>[  222.591961] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  222.591981] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  222.592021] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  222.601265] [drm:intel_mst_post_disable_dp [i915]] 1
>[  222.611335] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  222.611706] [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A
>[  222.611728] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 2700 (active 1, on? 1) for crtc 32
>[  222.611747] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 2700
>[  222.611768] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  222.611786] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  222.611805] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  222.611823] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  222.611841] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  222.611859] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  222.611879] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  222.611898] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  222.611917] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  222.611935] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  222.611953] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  222.611972] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 2700 (active 1, on? 0) for crtc 32
>[  222.611991] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 2700
>[  222.612019] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  222.613488] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  222.613506] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  222.613521] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  222.613536] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  222.630474] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  222.630492] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  222.647414] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  222.649472] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 540000, Lane count = 4
>[  222.649665] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=269 slots=7
>[  222.650508] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  222.650532] [drm:intel_mst_enable_dp [i915]] 1
>[  222.652923] [drm:drm_dp_update_payload_part2] payload 0 1
>[  222.654285] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  222.654309] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  222.654352] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  222.654886] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  222.655456] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  222.655482] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  222.655514] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 18750
>[  222.655584] [drm:intel_fbc_enable [i915]] reserved 6291456 bytes of contiguous stolen space for FBC, threshold: 1
>[  222.655611] [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A
>[  222.656185] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  222.656204] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  222.665051] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  222.665078] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  222.665111] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  227.665100] [drm:drm_mode_addfb2] [FB:58]
>[  227.696955] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  227.696977] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  227.697016] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=7, avail=63
>[  227.697043] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  227.697064] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  227.697069] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=6, avail=63
>[  227.697070] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=57
>[  227.697089] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  227.697108] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  227.697125] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  227.697146] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 757304, gmch_n: 8388608, link_m: 126217, link_n: 1048576, tu: 6
>[  227.697166] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  227.697185] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  227.697189] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  227.697208] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  227.697211] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  227.697231] [drm:intel_dump_pipe_config [i915]] crtc timings: 65000 1024 1048 1184 1344 768 771 777 806, type: 0x40 flags: 0xa
>[  227.697250] [drm:intel_dump_pipe_config [i915]] port clock: 540000, pipe src size: 1024x768, pixel rate 65000
>[  227.697270] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  227.697289] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  227.697308] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  227.697327] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  227.697347] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:67, fb = 1024x768 format = XR24 little-endian (0x34325258)
>[  227.697366] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  227.697382] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  227.697405] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 450000 kHz, actual 450000 kHz
>[  227.697427] [drm:intel_reference_shared_dpll [i915]] using LCPLL 2700 for pipe A
>[  227.702479] [drm:intel_mst_disable_dp [i915]] 1
>[  227.702484] [drm:drm_dp_update_payload_part1] 
>[  227.703977] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  227.704001] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  227.704053] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  227.704591] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  227.706492] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  227.706514] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  227.706829] [drm:drm_dp_update_payload_part1] removing payload 0
>[  227.706849] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  227.706871] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  227.706912] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  227.716778] [drm:intel_mst_post_disable_dp [i915]] 1
>[  227.726047] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  227.726457] [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A
>[  227.726488] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 2700 (active 1, on? 1) for crtc 32
>[  227.726518] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 2700
>[  227.726552] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  227.726582] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  227.726612] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  227.726642] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  227.726671] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  227.726747] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  227.726792] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  227.726833] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  227.726871] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  227.726903] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  227.726939] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  227.726981] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 2700 (active 1, on? 0) for crtc 32
>[  227.727019] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 2700
>[  227.727083] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  227.728927] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.728965] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.729000] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.729039] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  227.746071] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.746087] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.746102] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.762823] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.762840] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.762854] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.779571] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.779587] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.779602] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.796325] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.796341] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.796356] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.813081] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.813097] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.813111] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.829830] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.829846] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.829861] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.846577] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.846593] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.846608] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.863330] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.863346] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.863361] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.880081] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.880097] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.880112] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.896832] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.896848] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.896863] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.913579] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.913596] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.913610] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.930334] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.930351] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.930367] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.947087] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.947104] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.947118] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.963836] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  227.963852] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  227.963866] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.980582] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.980598] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.980613] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  227.997317] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  227.997336] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  227.997354] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.014054] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.014070] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.014085] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.030785] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.030800] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.030815] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.047511] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.047526] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.047540] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.064238] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.064253] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.064267] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.080965] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.080980] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.080994] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.097692] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.097707] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.097721] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.114417] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.114432] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.114446] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.131089] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.131107] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.131122] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.147753] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.147770] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.147785] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.164413] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.164429] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.164444] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.181139] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.181157] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.181172] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.197881] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.197898] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.197914] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.214633] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  228.214658] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  228.214672] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.231387] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.231402] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.231417] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.248152] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.248168] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.248181] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.264896] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.264912] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.264926] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.281654] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.281670] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.281684] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.298397] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  228.298413] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  228.298426] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  228.315157] [drm:intel_dp_start_link_train [i915]] Same voltage tried 5 times
>[  228.315173] [drm:intel_dp_start_link_train [i915]] Link Training failed at link rate = 540000, lane count = 4
>[  228.315241] [drm:intel_dp_modeset_retry_work_fn [i915]] [CONNECTOR:53:DP-1]
>[  228.315492] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=233 slots=6
>[  228.316317] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  228.316341] [drm:intel_mst_enable_dp [i915]] 1
>[  228.318744] [drm:drm_dp_update_payload_part2] payload 0 1
>[  228.320119] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  228.320140] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  228.320198] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  228.320744] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  228.321305] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  228.321328] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  228.321356] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 18750
>[  228.321407] [drm:intel_fbc_enable [i915]] reserved 6291456 bytes of contiguous stolen space for FBC, threshold: 1
>[  228.321431] [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A
>[  228.322007] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  228.322032] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  228.333293] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  228.333333] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  228.333381] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  233.334047] [drm:drm_mode_addfb2] [FB:67]
>[  233.364359] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  233.364382] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  233.364422] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=6, avail=63
>[  233.364451] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  233.364472] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  233.364478] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=6, avail=63
>[  233.364479] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=57
>[  233.364500] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  233.364521] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  233.364540] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  233.364560] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1334813, gmch_n: 8388608, link_m: 111234, link_n: 524288, tu: 6
>[  233.364580] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  233.364599] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  233.364602] [drm:drm_mode_debug_printmodeline] Modeline 0:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  233.364622] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  233.364624] [drm:drm_mode_debug_printmodeline] Modeline 0:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  233.364644] [drm:intel_dump_pipe_config [i915]] crtc timings: 57284 832 864 928 1152 624 625 628 667, type: 0x40 flags: 0xa
>[  233.364663] [drm:intel_dump_pipe_config [i915]] port clock: 270000, pipe src size: 832x624, pixel rate 57284
>[  233.364682] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  233.364701] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  233.364720] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  233.364739] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  233.364758] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 1024x768 format = XR24 little-endian (0x34325258)
>[  233.364777] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  233.364794] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  233.364822] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  233.364844] [drm:intel_reference_shared_dpll [i915]] using LCPLL 1350 for pipe A
>[  233.365828] [drm:intel_mst_disable_dp [i915]] 1
>[  233.365834] [drm:drm_dp_update_payload_part1] 
>[  233.367327] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  233.367348] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  233.367398] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  233.367937] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  233.369595] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  233.369618] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  233.369925] [drm:drm_dp_update_payload_part1] removing payload 0
>[  233.369943] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  233.369964] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  233.370384] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  233.382641] [drm:intel_mst_post_disable_dp [i915]] 1
>[  233.388598] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  233.388998] [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A
>[  233.389028] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 2700 (active 1, on? 1) for crtc 32
>[  233.389052] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 2700
>[  233.389081] [drm:intel_set_cdclk [i915]] Changing CDCLK to 337500 kHz, VCO 0 kHz, ref 0 kHz
>[  233.389120] [drm:intel_update_cdclk [i915]] Current CD clock rate: 337500 kHz, VCO: 0 kHz, ref: 0 kHz
>[  233.389145] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  233.389178] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  233.389253] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  233.389291] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  233.389327] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  233.389363] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  233.389402] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  233.389440] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  233.389477] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  233.389509] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  233.389539] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  233.389578] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 1350 (active 1, on? 0) for crtc 32
>[  233.389615] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 1350
>[  233.389674] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  233.391514] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.391554] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.391588] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.391626] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  233.408666] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.408682] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.408696] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.425427] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.425443] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.425458] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.442189] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.442205] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.442220] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.458939] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.458956] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.458971] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.475704] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.475720] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.475734] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.492452] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.492468] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.492482] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.509201] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.509218] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.509232] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.525949] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.525965] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.525979] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.542690] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.542707] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.542721] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.559441] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.559457] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.559472] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.576191] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.576208] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.576223] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.592940] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.592956] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.592971] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.609687] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.609704] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.609719] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.626441] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.626458] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.626472] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.643192] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.643208] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.643225] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.659942] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.659959] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.659974] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.676692] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.676710] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.676725] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.693449] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.693467] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.693482] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.710202] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.710218] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.710233] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.726951] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.726967] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.726981] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.743689] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.743706] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.743721] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.760421] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.760437] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.760451] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.777162] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.777177] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.777191] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.793887] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.793902] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.793916] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.810634] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.810649] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.810663] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.827373] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.827388] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.827402] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.844098] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.844113] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.844141] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.860850] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.860868] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.860883] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.877604] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 04000000
>[  233.877621] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 1
>[  233.877636] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.894368] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.894384] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.894399] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.911115] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.911141] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.911155] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.927871] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.927887] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.927901] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.944618] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.944634] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.944648] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.961376] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  233.961392] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  233.961406] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  233.978132] [drm:intel_dp_start_link_train [i915]] Same voltage tried 5 times
>[  233.978148] [drm:intel_dp_start_link_train [i915]] Link Training failed at link rate = 270000, lane count = 4
>[  233.978172] [drm:intel_dp_modeset_retry_work_fn [i915]] [CONNECTOR:53:DP-1]
>[  233.978365] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=205 slots=6
>[  233.979213] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  233.979240] [drm:intel_mst_enable_dp [i915]] 1
>[  233.993087] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  233.993216] [drm:intel_fbc_underrun_work_fn [i915]] Disabling FBC due to FIFO underrun.
>[  233.994617] [drm:drm_dp_check_act_status] failed to get ACT bit 1 after 30 retries
>[  233.994619] [drm:drm_dp_update_payload_part2] payload 0 1
>[  233.995975] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  233.995995] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  233.996038] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  233.996578] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  233.997169] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  233.997199] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  233.997235] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 9375
>[  233.997294] [drm:intel_fbc_enable [i915]] reserved 4153344 bytes of contiguous stolen space for FBC, threshold: 1
>[  233.997319] [drm:intel_fbc_enable [i915]] Enabling FBC on pipe A
>[  233.997862] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  233.997879] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  234.006555] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  234.006585] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  234.006620] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  239.006392] [drm:drm_mode_addfb2] [FB:58]
>[  239.029973] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  239.029997] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  239.030035] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=6, avail=63
>[  239.030063] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  239.030084] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  239.030089] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=5, avail=63
>[  239.030090] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=58
>[  239.030112] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  239.030132] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  239.030152] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  239.030172] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1922389, gmch_n: 8388608, link_m: 80099, link_n: 262144, tu: 5
>[  239.030191] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  239.030210] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  239.030214] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  239.030233] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  239.030236] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  239.030256] [drm:intel_dump_pipe_config [i915]] crtc timings: 49500 800 816 896 1056 600 601 604 625, type: 0x40 flags: 0x5
>[  239.030275] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 800x600, pixel rate 49500
>[  239.030295] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  239.030314] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  239.030334] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  239.030353] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  239.030373] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:67, fb = 832x624 format = XR24 little-endian (0x34325258)
>[  239.030393] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  239.030408] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  239.030431] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  239.030452] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  239.036194] [drm:intel_mst_disable_dp [i915]] 1
>[  239.036199] [drm:drm_dp_update_payload_part1] 
>[  239.037708] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  239.037732] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  239.037790] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  239.038351] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  239.040074] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  239.040105] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  239.040416] [drm:drm_dp_update_payload_part1] removing payload 0
>[  239.040442] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  239.040470] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  239.040527] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  239.050779] [drm:intel_mst_post_disable_dp [i915]] 1
>[  239.059035] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  239.059451] [drm:__intel_fbc_disable [i915]] Disabling FBC on pipe A
>[  239.059485] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 1350 (active 1, on? 1) for crtc 32
>[  239.059512] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 1350
>[  239.059543] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  239.059570] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  239.059595] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  239.059620] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  239.059643] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  239.059705] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  239.059735] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  239.059763] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  239.059789] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  239.059812] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  239.059834] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  239.059861] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  239.059887] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  239.059967] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  239.061446] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  239.061465] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  239.061482] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  239.061501] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  239.078443] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  239.078461] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  239.095398] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  239.097459] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  239.097677] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=178 slots=5
>[  239.098518] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  239.098545] [drm:intel_mst_enable_dp [i915]] 1
>[  239.099513] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  239.100951] [drm:drm_dp_update_payload_part2] payload 0 1
>[  239.102318] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  239.102340] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  239.102388] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  239.102931] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  239.103507] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  239.103535] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  239.103569] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  239.104212] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  239.104231] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  239.112861] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  239.112887] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  239.112918] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  244.112728] [drm:drm_mode_addfb2] [FB:67]
>[  244.141095] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  244.141119] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  244.141158] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=5, avail=63
>[  244.141187] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  244.141206] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  244.141230] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=5, avail=63
>[  244.141233] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=58
>[  244.141266] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  244.141293] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  244.141319] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  244.141343] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1941807, gmch_n: 8388608, link_m: 80908, link_n: 262144, tu: 5
>[  244.141365] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  244.141385] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  244.141390] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  244.141412] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  244.141417] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  244.141439] [drm:intel_dump_pipe_config [i915]] crtc timings: 50000 800 856 976 1040 600 637 643 666, type: 0x40 flags: 0x5
>[  244.141462] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 800x600, pixel rate 50000
>[  244.141482] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  244.141501] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  244.141526] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  244.141548] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  244.141571] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 800x600 format = XR24 little-endian (0x34325258)
>[  244.141593] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  244.141612] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  244.141641] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  244.141668] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  244.152453] [drm:intel_mst_disable_dp [i915]] 1
>[  244.152459] [drm:drm_dp_update_payload_part1] 
>[  244.153947] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  244.153970] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  244.154041] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  244.154608] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  244.156345] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  244.156377] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  244.156686] [drm:drm_dp_update_payload_part1] removing payload 0
>[  244.156722] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  244.156762] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  244.156822] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  244.166980] [drm:intel_mst_post_disable_dp [i915]] 1
>[  244.175937] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  244.176329] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  244.176357] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  244.176381] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  244.176400] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  244.176417] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  244.176433] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  244.176449] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  244.176465] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  244.176483] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  244.176499] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  244.176515] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  244.176529] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  244.176543] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  244.176560] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  244.176576] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  244.176606] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  244.178072] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  244.178090] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  244.178105] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  244.178120] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  244.195078] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  244.195099] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  244.212052] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  244.214112] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  244.214324] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=179 slots=5
>[  244.215171] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  244.215200] [drm:intel_mst_enable_dp [i915]] 1
>[  244.216159] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  244.217630] [drm:drm_dp_update_payload_part2] payload 0 1
>[  244.218990] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  244.219013] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  244.219065] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  244.219610] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  244.220206] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  244.220264] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  244.220299] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  244.220996] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  244.221023] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  244.230043] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  244.230074] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  244.230111] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  249.230014] [drm:drm_mode_addfb2] [FB:58]
>[  249.260746] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  249.260771] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  249.260809] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=5, avail=63
>[  249.260838] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  249.260858] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  249.260863] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=4, avail=63
>[  249.260865] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=59
>[  249.260884] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  249.260903] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  249.260920] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  249.260938] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1553445, gmch_n: 8388608, link_m: 64726, link_n: 262144, tu: 4
>[  249.260955] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  249.260974] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  249.260978] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  249.260998] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  249.261001] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  249.261021] [drm:intel_dump_pipe_config [i915]] crtc timings: 40000 800 840 968 1056 600 601 605 628, type: 0x40 flags: 0x5
>[  249.261041] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 800x600, pixel rate 40000
>[  249.261061] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  249.261080] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  249.261100] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  249.261119] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  249.261139] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:67, fb = 800x600 format = XR24 little-endian (0x34325258)
>[  249.261159] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  249.261175] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  249.261199] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  249.261221] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  249.272064] [drm:intel_mst_disable_dp [i915]] 1
>[  249.272070] [drm:drm_dp_update_payload_part1] 
>[  249.273564] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  249.273592] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  249.273651] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  249.274214] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  249.275946] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  249.275976] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  249.276284] [drm:drm_dp_update_payload_part1] removing payload 0
>[  249.276308] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  249.276334] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  249.276377] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  249.286662] [drm:intel_mst_post_disable_dp [i915]] 1
>[  249.295539] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  249.295963] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  249.295984] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  249.296007] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  249.296027] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  249.296045] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  249.296062] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  249.296080] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  249.296098] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  249.296118] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  249.296136] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  249.296153] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  249.296169] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  249.296185] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  249.296205] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  249.296223] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  249.296254] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  249.297750] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  249.297798] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  249.297826] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  249.297853] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  249.314804] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  249.314821] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  249.331739] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  249.333789] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  249.333984] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=144 slots=4
>[  249.334886] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  249.334924] [drm:intel_mst_enable_dp [i915]] 1
>[  249.335860] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  249.337314] [drm:drm_dp_update_payload_part2] payload 0 1
>[  249.338670] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  249.338691] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  249.338735] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  249.339284] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  249.339877] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  249.339901] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  249.339933] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  249.340534] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  249.340550] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  249.352495] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  249.352536] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  249.352581] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  254.352485] [drm:drm_mode_addfb2] [FB:67]
>[  254.383368] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  254.383386] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  254.383423] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=4, avail=63
>[  254.383450] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  254.383470] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  254.383475] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=4, avail=63
>[  254.383477] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=59
>[  254.383495] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  254.383513] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  254.383530] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  254.383547] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1398101, gmch_n: 8388608, link_m: 58254, link_n: 262144, tu: 4
>[  254.383562] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  254.383576] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  254.383580] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  254.383594] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  254.383596] [drm:drm_mode_debug_printmodeline] Modeline 0:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  254.383611] [drm:intel_dump_pipe_config [i915]] crtc timings: 36000 800 824 896 1024 600 601 603 625, type: 0x40 flags: 0x5
>[  254.383626] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 800x600, pixel rate 36000
>[  254.383640] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  254.383653] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  254.383669] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  254.383682] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  254.383697] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 800x600 format = XR24 little-endian (0x34325258)
>[  254.383710] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  254.383723] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  254.383742] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  254.383760] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  254.392154] [drm:intel_mst_disable_dp [i915]] 1
>[  254.392160] [drm:drm_dp_update_payload_part1] 
>[  254.393644] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  254.393667] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  254.393725] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  254.394260] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  254.395908] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  254.395930] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  254.396236] [drm:drm_dp_update_payload_part1] removing payload 0
>[  254.396257] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  254.396282] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  254.396352] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  254.410717] [drm:intel_mst_post_disable_dp [i915]] 1
>[  254.415494] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  254.415924] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  254.415958] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  254.415996] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  254.416028] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  254.416058] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  254.416088] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  254.416116] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  254.416146] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  254.416185] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  254.416223] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  254.416261] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  254.416303] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  254.416394] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  254.416447] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  254.416496] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  254.416577] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  254.418151] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  254.418181] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  254.418208] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  254.418234] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  254.435169] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  254.435186] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  254.452089] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  254.454156] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  254.454357] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=129 slots=4
>[  254.455195] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  254.455220] [drm:intel_mst_enable_dp [i915]] 1
>[  254.456206] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  254.457631] [drm:drm_dp_update_payload_part2] payload 0 1
>[  254.458995] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  254.459015] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  254.459075] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  254.459613] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  254.460178] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  254.460203] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  254.460235] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  254.460879] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  254.460901] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  254.474010] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  254.474041] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  254.474077] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  259.474019] [drm:drm_mode_addfb2] [FB:58]
>[  259.503398] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  259.503415] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  259.503452] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=4, avail=63
>[  259.503480] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  259.503499] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  259.503504] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=3, avail=63
>[  259.503506] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=60
>[  259.503524] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  259.503541] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  259.503558] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  259.503575] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1048576, gmch_n: 8388608, link_m: 43690, link_n: 262144, tu: 3
>[  259.503591] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  259.503605] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  259.503609] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  259.503624] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  259.503626] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  259.503641] [drm:intel_dump_pipe_config [i915]] crtc timings: 27000 720 732 796 864 576 581 586 625, type: 0x40 flags: 0xa
>[  259.503656] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 720x576, pixel rate 27000
>[  259.503669] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  259.503683] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  259.503700] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  259.503714] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  259.503728] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:67, fb = 800x600 format = XR24 little-endian (0x34325258)
>[  259.503742] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  259.503756] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  259.503774] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  259.503793] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  259.504649] [drm:intel_mst_disable_dp [i915]] 1
>[  259.504656] [drm:drm_dp_update_payload_part1] 
>[  259.506142] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  259.506162] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  259.506195] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  259.506721] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  259.508388] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  259.508412] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  259.508718] [drm:drm_dp_update_payload_part1] removing payload 0
>[  259.508737] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  259.508758] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  259.508792] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  259.524275] [drm:intel_mst_post_disable_dp [i915]] 1
>[  259.527461] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  259.527918] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  259.527963] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  259.528010] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  259.528048] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  259.528089] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  259.528127] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  259.528165] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  259.528203] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  259.528247] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  259.528288] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  259.528328] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  259.528365] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  259.528399] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  259.528441] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  259.528481] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  259.528546] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  259.530112] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  259.530154] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  259.530192] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  259.530229] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  259.547192] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  259.547210] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  259.564129] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  259.566190] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  259.566388] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=97 slots=3
>[  259.567232] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  259.567260] [drm:intel_mst_enable_dp [i915]] 1
>[  259.568247] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  259.569674] [drm:drm_dp_update_payload_part2] payload 0 1
>[  259.571045] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  259.571069] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  259.571121] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  259.571664] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  259.572263] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  259.572291] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  259.572325] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  259.572969] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  259.572999] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  259.588276] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  259.588306] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  259.588340] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  264.588119] [drm:drm_mode_addfb2] [FB:67]
>[  264.614287] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  264.614305] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  264.614342] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=3, avail=63
>[  264.614370] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  264.614406] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  264.614414] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=3, avail=63
>[  264.614417] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=60
>[  264.614441] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  264.614469] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  264.614496] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  264.614521] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1049624, gmch_n: 8388608, link_m: 43734, link_n: 262144, tu: 3
>[  264.614544] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  264.614566] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  264.614571] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  264.614592] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  264.614597] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  264.614619] [drm:intel_dump_pipe_config [i915]] crtc timings: 27027 720 736 798 858 480 489 495 525, type: 0x40 flags: 0xa
>[  264.614638] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 720x480, pixel rate 27027
>[  264.614652] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  264.614665] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  264.614681] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  264.614694] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  264.614708] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 720x576 format = XR24 little-endian (0x34325258)
>[  264.614721] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  264.614734] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  264.614753] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  264.614771] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  264.627885] [drm:intel_mst_disable_dp [i915]] 1
>[  264.627891] [drm:drm_dp_update_payload_part1] 
>[  264.629376] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  264.629399] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  264.629461] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  264.629996] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  264.631722] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  264.631756] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  264.632054] [drm:drm_dp_update_payload_part1] removing payload 0
>[  264.632082] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  264.632111] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  264.632169] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  264.649720] [drm:intel_mst_post_disable_dp [i915]] 1
>[  264.650602] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  264.651006] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  264.651030] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  264.651058] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  264.651081] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  264.651103] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  264.651124] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  264.651151] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  264.651178] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  264.651208] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  264.651236] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  264.651264] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  264.651291] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  264.651317] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  264.651346] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  264.651373] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  264.651499] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  264.653050] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  264.653081] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  264.653109] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  264.653138] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  264.670097] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  264.670114] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  264.687031] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  264.689087] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  264.689281] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=97 slots=3
>[  264.690130] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  264.690155] [drm:intel_mst_enable_dp [i915]] 1
>[  264.691155] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  264.692559] [drm:drm_dp_update_payload_part2] payload 0 1
>[  264.693919] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  264.693941] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  264.693986] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  264.694526] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  264.695097] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  264.695123] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  264.695155] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  264.695797] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  264.695816] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  264.707857] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  264.707896] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  264.707942] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  269.707857] [drm:drm_mode_addfb2] [FB:58]
>[  269.737326] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  269.737342] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  269.737380] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=3, avail=63
>[  269.737407] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  269.737426] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  269.737431] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=3, avail=63
>[  269.737432] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=60
>[  269.737450] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  269.737469] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  269.737485] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  269.737501] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1048576, gmch_n: 8388608, link_m: 43690, link_n: 262144, tu: 3
>[  269.737517] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  269.737534] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  269.737538] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  269.737557] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  269.737560] [drm:drm_mode_debug_printmodeline] Modeline 0:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  269.737580] [drm:intel_dump_pipe_config [i915]] crtc timings: 27000 720 736 798 858 480 489 495 525, type: 0x40 flags: 0xa
>[  269.737600] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 720x480, pixel rate 27000
>[  269.737619] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  269.737638] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  269.737657] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  269.737675] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  269.737695] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:67, fb = 720x480 format = XR24 little-endian (0x34325258)
>[  269.737713] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  269.737729] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  269.737752] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  269.737773] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  269.740752] [drm:intel_mst_disable_dp [i915]] 1
>[  269.740757] [drm:drm_dp_update_payload_part1] 
>[  269.742242] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  269.742265] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  269.742316] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  269.742855] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  269.744501] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  269.744524] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  269.744830] [drm:drm_dp_update_payload_part1] removing payload 0
>[  269.744848] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  269.744870] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  269.744912] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  269.759255] [drm:intel_mst_post_disable_dp [i915]] 1
>[  269.763928] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  269.764336] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  269.764363] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  269.764394] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  269.764421] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  269.764444] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  269.764466] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  269.764488] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  269.764513] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  269.764538] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  269.764562] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  269.764586] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  269.764608] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  269.764629] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  269.764656] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  269.764680] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  269.764721] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  269.766313] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  269.766353] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  269.766395] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  269.766438] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  269.783403] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  269.783421] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  269.800340] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  269.802398] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  269.802592] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=97 slots=3
>[  269.803436] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  269.803468] [drm:intel_mst_enable_dp [i915]] 1
>[  269.804455] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  269.805867] [drm:drm_dp_update_payload_part2] payload 0 1
>[  269.807238] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  269.807261] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  269.807308] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  269.807845] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  269.808421] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  269.808446] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  269.808486] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  269.809109] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  269.809134] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  269.821161] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  269.821188] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  269.821219] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  274.820997] [drm:drm_mode_addfb2] [FB:67]
>[  274.847086] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  274.847108] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  274.847145] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=3, avail=63
>[  274.847172] [drm:intel_atomic_check [i915]] [CONNECTOR:60:DP-2] checking for sink bpp constrains
>[  274.847191] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  274.847195] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=3, avail=63
>[  274.847197] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=60
>[  274.847215] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  274.847233] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  274.847250] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  274.847267] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 1223338, gmch_n: 8388608, link_m: 50972, link_n: 262144, tu: 3
>[  274.847282] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  274.847297] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  274.847300] [drm:drm_mode_debug_printmodeline] Modeline 0:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  274.847315] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  274.847317] [drm:drm_mode_debug_printmodeline] Modeline 0:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  274.847333] [drm:intel_dump_pipe_config [i915]] crtc timings: 31500 640 656 720 840 480 481 484 500, type: 0x40 flags: 0xa
>[  274.847347] [drm:intel_dump_pipe_config [i915]] port clock: 162000, pipe src size: 640x480, pixel rate 31500
>[  274.847361] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  274.847375] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  274.847392] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  274.847406] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  274.847420] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] FB:58, fb = 720x480 format = XR24 little-endian (0x34325258)
>[  274.847434] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  274.847448] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  274.847491] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  274.847521] [drm:intel_reference_shared_dpll [i915]] using LCPLL 810 for pipe A
>[  274.859147] [drm:intel_mst_disable_dp [i915]] 1
>[  274.859153] [drm:drm_dp_update_payload_part1] 
>[  274.860644] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  274.860668] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  274.860712] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  274.861246] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  274.862900] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  274.862923] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  274.863225] [drm:drm_dp_update_payload_part1] removing payload 0
>[  274.863245] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  274.863265] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  274.863299] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  274.877601] [drm:intel_mst_post_disable_dp [i915]] 1
>[  274.881973] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  274.882346] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  274.882363] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  274.882382] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  274.882398] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  274.882413] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  274.882427] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  274.882441] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  274.882474] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  274.882491] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  274.882506] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  274.882522] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  274.882536] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  274.882551] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  274.882577] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 810 (active 1, on? 0) for crtc 32
>[  274.882602] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 810
>[  274.882643] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  274.884127] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  274.884143] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  274.884158] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  274.884173] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  274.901109] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  274.901126] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  274.918046] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  274.920102] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 162000, Lane count = 4
>[  274.920297] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=113 slots=3
>[  274.921151] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  274.921177] [drm:intel_mst_enable_dp [i915]] 1
>[  274.922164] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  274.923578] [drm:drm_dp_update_payload_part2] payload 0 1
>[  274.924940] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  274.924963] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  274.925003] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  274.925539] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  274.926112] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:60:DP-2], [ENCODER:54:DP-MST A]
>[  274.926137] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  274.926169] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 5625
>[  274.926817] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  274.926835] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  274.935502] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  274.935533] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  274.935570] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  277.670039] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101210, pins 0x00000040
>[  277.670117] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - long
>[  277.670185] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 6 - cnt: 0
>[  277.670327] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - long
>[  277.670698] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions
>[  277.670920] [drm:i915_hotplug_work_func [i915]] Connector DP-1 (pin 6) received hotplug event.
>[  277.671129] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  277.671385] [drm:intel_dp_detect [i915]] MST device may have disappeared 1 vs 1
>[  277.675133] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.678135] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.681051] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.683633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.686224] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.688802] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.691380] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.693954] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.696532] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.699106] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.701682] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.704291] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.706866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.709443] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.712019] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.714595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.717170] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.719773] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.722349] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.724924] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.727501] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.730076] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.732652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.735242] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.737817] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.740395] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.742970] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.745546] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.748121] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.750697] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.753290] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.755866] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  277.755883] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[  277.755967] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-2 (pin 6) received hotplug event.
>[  277.755985] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  277.757384] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  277.757410] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  277.759410] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  277.759419] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  277.761268] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  277.761287] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  277.763260] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  277.763267] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  277.763578] [drm:intel_dp_destroy_mst_connector [i915]] 
>[  277.764218] [drm:drm_dp_mst_put_payload_id.part.5] putting payload 1
>[  277.764485] [drm:intel_dp_destroy_mst_connector [i915]] 
>[  277.764681] [drm:intel_dp_destroy_mst_connector [i915]] 
>[  279.935458] [drm:drm_mode_addfb2] [FB:58]
>[  279.964952] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  279.964975] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  279.965175] [drm:drm_mode_addfb2] [FB:58]
>[  279.987062] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  279.987082] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  279.987186] [drm:drm_mode_addfb2] [FB:58]
>[  280.009199] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  280.009219] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  280.009322] [drm:drm_mode_addfb2] [FB:58]
>[  280.031340] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  280.031359] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  280.031464] [drm:drm_mode_addfb2] [FB:58]
>[  280.052873] [drm:drm_mode_setcrtc] [CRTC:32:pipe A]
>[  280.052892] [drm:drm_mode_setcrtc] [CONNECTOR:60:DP-2]
>[  280.053047] [drm:drm_dp_atomic_release_vcpi_slots] vcpi slots released=3, avail=63
>[  280.053086] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 337500 kHz, actual 337500 kHz
>[  280.055142] [drm:intel_mst_disable_dp [i915]] 1
>[  280.055168] [drm:hsw_audio_codec_disable [i915]] Disable audio codec on pipe A
>[  280.055194] [drm:i915_audio_component_get_eld [i915]] Not valid for port C
>[  280.055265] [drm:intel_disable_pipe [i915]] disabling pipe A
>[  280.069068] [drm:intel_mst_post_disable_dp [i915]] 1
>[  280.071742] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.074382] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.076995] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.079595] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.082141] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.084673] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.087203] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.089730] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.092260] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.094788] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.097318] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.099845] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.102374] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.104901] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.107431] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.109957] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.112512] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.115095] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.117615] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.120134] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.122665] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.125193] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.127720] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.130248] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.132773] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.135300] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.137828] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.140355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.142881] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.145408] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.147934] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.150461] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.150476] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[  280.150486] [drm:drm_dp_check_act_status] failed to read payload table status -110
>[  280.153062] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.155633] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.158204] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.160774] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.163346] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.165916] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.168487] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.171059] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.173628] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.176200] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.178770] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.181341] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.183911] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.186482] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.189055] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.191625] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.194196] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.196765] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.199337] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.201906] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.204477] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.207052] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.209625] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.212196] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.214766] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.217336] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.219905] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.222476] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.225050] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.227621] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.230192] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.232761] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.232770] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[  280.232787] [drm:intel_dp_sink_dpms [i915]] failed to disable sink power state
>[  280.235355] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.237926] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.240498] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.243071] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.245641] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.248213] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.250782] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.253353] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.255922] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.258499] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.261072] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.263644] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.266217] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.268788] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.271354] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.273924] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.276507] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.279082] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.281652] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.284224] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.286794] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.289366] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.291937] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.294512] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.297087] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.299658] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.302232] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.304804] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.307377] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.309948] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.312538] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.315110] [drm:intel_dp_aux_ch [i915]] dp_aux_ch timeout status 0x70f5000c
>[  280.315119] [drm:drm_dp_dpcd_access] Too many retries, giving up. First error: -110
>[  280.315135] [drm:intel_dp_sink_dpms [i915]] failed to disable sink power state
>[  280.315154] [drm:intel_disable_shared_dpll [i915]] disable LCPLL 810 (active 1, on? 1) for crtc 32
>[  280.315169] [drm:intel_disable_shared_dpll [i915]] disabling LCPLL 810
>[  280.315189] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  280.315208] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  280.315227] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  280.315246] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  280.315264] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  280.315283] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:60:DP-2]
>[  280.315301] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  280.315321] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  280.315340] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  280.315359] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  280.315377] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  280.315393] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  280.315427] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  280.315757] [drm:drm_fb_helper_hotplug_event] 
>[  280.315758] [drm:drm_setup_crtcs] 
>[  280.315762] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1]
>[  280.315784] [drm:intel_hdmi_detect [i915]] [CONNECTOR:48:HDMI-A-1]
>[  280.317863] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  280.317883] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  280.319962] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  280.319977] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  280.322028] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  280.322046] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  280.324102] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  280.324106] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  280.324109] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1] disconnected
>[  280.324113] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1]
>[  280.324133] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  280.324139] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1] disconnected
>[  280.324141] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2]
>[  280.324158] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  280.326235] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  280.326255] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  280.328330] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  280.328334] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  280.330410] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  280.330430] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  280.332506] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  280.332510] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  280.332513] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2] disconnected
>[  280.332515] [drm:drm_setup_crtcs] No connectors reported connected with modes
>[  280.332527] [drm:drm_setup_crtcs] connector 48 enabled? no
>[  280.332529] [drm:drm_setup_crtcs] connector 53 enabled? no
>[  280.332530] [drm:drm_setup_crtcs] connector 57 enabled? no
>[  280.332553] [drm:intel_fb_initial_config [i915]] Not using firmware configuration
>[  280.332557] [drm:drm_setup_crtcs] picking CRTCs for 1024x768 config
>[  281.683272] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101210, pins 0x00000040
>[  281.683314] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - long
>[  281.683353] [drm:intel_hpd_irq_handler [i915]] Received HPD interrupt on PIN 6 - cnt: 0
>[  281.683431] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - long
>[  281.683492] [drm:i915_hotplug_work_func [i915]] running encoder hotplug functions
>[  281.683547] [drm:i915_hotplug_work_func [i915]] Connector DP-1 (pin 6) received hotplug event.
>[  281.683600] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  281.684843] [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 00 15 01 83 02 00 00 00 00 00 04
>[  281.686421] [drm:intel_dp_detect [i915]] Display Port TPS3 support: source yes, sink yes
>[  281.686475] [drm:intel_dp_print_rates [i915]] source rates: 162000, 270000, 540000
>[  281.686522] [drm:intel_dp_print_rates [i915]] sink rates: 162000, 270000, 540000
>[  281.686567] [drm:intel_dp_print_rates [i915]] common rates: 162000, 270000, 540000
>[  281.687145] [drm:drm_dp_read_desc] DP branch: OUI 90-cc-24 dev-ID SYNA HW-rev 1.0 SW-rev 2.19 quirks 0x0000
>[  281.687628] [drm:intel_dp_detect [i915]] Sink is MST capable
>[  281.689484] [drm:i915_hotplug_work_func [i915]] Connector HDMI-A-2 (pin 6) received hotplug event.
>[  281.689541] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  281.691147] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.691202] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.691295] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.691662] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.691730] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.692025] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.693807] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.693824] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  281.694565] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.694583] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.695254] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.695277] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.695318] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.695846] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.695923] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.695951] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.697386] [drm:drm_dp_send_link_address] link address reply: 4
>[  281.697390] [drm:drm_dp_send_link_address] port 0: input 1, pdt: 1, pn: 0, dpcd_rev: 00, mcs: 1, ddps: 1, ldps 0, sdp 0/0
>[  281.697393] [drm:drm_dp_send_link_address] port 1: input 0, pdt: 3, pn: 1, dpcd_rev: 12, mcs: 0, ddps: 1, ldps 0, sdp 1/1
>[  281.697395] [drm:drm_dp_send_link_address] port 2: input 0, pdt: 0, pn: 2, dpcd_rev: 00, mcs: 0, ddps: 0, ldps 0, sdp 0/0
>[  281.697398] [drm:drm_dp_send_link_address] port 3: input 0, pdt: 0, pn: 3, dpcd_rev: 00, mcs: 0, ddps: 0, ldps 0, sdp 0/0
>[  281.697904] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.697909] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.698327] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.698353] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.698983] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.699002] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.699056] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.699581] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.700132] [drm:drm_dp_send_enum_path_resources.isra.12] enum path resources 1: 2560 0
>[  281.700988] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.701014] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.701900] [drm:drm_fb_helper_hotplug_event] 
>[  281.701913] [drm:drm_setup_crtcs] 
>[  281.701918] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1]
>[  281.701955] [drm:intel_hdmi_detect [i915]] [CONNECTOR:48:HDMI-A-1]
>[  281.704024] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.704049] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.706839] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.706859] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  281.708884] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.708903] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.710878] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.710886] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.710890] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1] disconnected
>[  281.710895] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1]
>[  281.710916] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  281.711413] [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 00 15 01 83 02 00 00 00 00 00 04
>[  281.712323] [drm:intel_dp_detect [i915]] Display Port TPS3 support: source yes, sink yes
>[  281.712348] [drm:intel_dp_print_rates [i915]] source rates: 162000, 270000, 540000
>[  281.712372] [drm:intel_dp_print_rates [i915]] sink rates: 162000, 270000, 540000
>[  281.712396] [drm:intel_dp_print_rates [i915]] common rates: 162000, 270000, 540000
>[  281.712926] [drm:drm_dp_read_desc] DP branch: OUI 90-cc-24 dev-ID SYNA HW-rev 1.0 SW-rev 2.19 quirks 0x0000
>[  281.713290] [drm:intel_dp_detect [i915]] Sink is MST capable
>[  281.713296] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1] disconnected
>[  281.713300] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2]
>[  281.713319] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  281.714870] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.714887] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.716887] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.716893] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  281.718870] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.718891] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.720875] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.720882] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.720887] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2] disconnected
>[  281.720891] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2]
>[  281.720897] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2] status updated from unknown to connected
>[  281.722185] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.722212] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.722257] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.722775] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.724359] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.724385] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.725414] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.725434] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.725493] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.726019] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.728287] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.728303] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.729064] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.729084] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.729142] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.729656] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.732054] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.732070] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.732809] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.732830] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.732888] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.733405] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.735966] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.735982] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.737050] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.737070] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.737119] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.737638] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.739938] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.739953] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.740687] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.740705] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.740748] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.741271] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.743559] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.743575] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.744303] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.744323] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.744370] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.744899] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.746485] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  281.746768] [drm:drm_edid_to_eld] ELD monitor S277HK
>[  281.746772] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
>[  281.746888] [drm:drm_mode_debug_printmodeline] Modeline 69:"3840x2160" 60 533250 3840 3888 3920 4000 2160 2163 2168 2222 0x48 0x9
>[  281.746891] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.746898] [drm:drm_mode_debug_printmodeline] Modeline 71:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.746901] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.746908] [drm:drm_mode_debug_printmodeline] Modeline 72:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.746911] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.746917] [drm:drm_mode_debug_printmodeline] Modeline 73:"3840x2160" 30 262790 3840 3888 3920 4000 2160 2165 2170 2191 0x40 0x5
>[  281.746920] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.746927] [drm:drm_mode_debug_printmodeline] Modeline 74:"3840x2160" 24 209800 3840 3888 3920 4000 2160 2163 2168 2185 0x40 0x5
>[  281.746930] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.746936] [drm:drm_mode_debug_printmodeline] Modeline 75:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[  281.746938] [drm:drm_mode_prune_invalid] Not using 2560x1440 mode: VIRTUAL_X
>[  281.746945] [drm:drm_mode_debug_printmodeline] Modeline 76:"1152x864" 0 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  281.746948] [drm:drm_mode_prune_invalid] Not using 1152x864 mode: VIRTUAL_X
>[  281.746954] [drm:drm_mode_debug_printmodeline] Modeline 77:"1280x960" 0 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  281.746957] [drm:drm_mode_prune_invalid] Not using 1280x960 mode: VIRTUAL_X
>[  281.746963] [drm:drm_mode_debug_printmodeline] Modeline 78:"1280x1024" 0 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.746966] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.746972] [drm:drm_mode_debug_printmodeline] Modeline 79:"1280x720" 0 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.746975] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.746981] [drm:drm_mode_debug_printmodeline] Modeline 80:"1440x900" 0 106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
>[  281.746984] [drm:drm_mode_prune_invalid] Not using 1440x900 mode: VIRTUAL_X
>[  281.746990] [drm:drm_mode_debug_printmodeline] Modeline 81:"1680x1050" 0 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6
>[  281.746993] [drm:drm_mode_prune_invalid] Not using 1680x1050 mode: VIRTUAL_X
>[  281.746999] [drm:drm_mode_debug_printmodeline] Modeline 89:"1280x1024" 0 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.747002] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.747009] [drm:drm_mode_debug_printmodeline] Modeline 103:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.747011] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.747018] [drm:drm_mode_debug_printmodeline] Modeline 104:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[  281.747021] [drm:drm_mode_prune_invalid] Not using 720x576i mode: NO_INTERLACE
>[  281.747027] [drm:drm_mode_debug_printmodeline] Modeline 106:"1920x1080" 0 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  281.747029] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.747036] [drm:drm_mode_debug_printmodeline] Modeline 108:"1280x720" 0 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  281.747038] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.747045] [drm:drm_mode_debug_printmodeline] Modeline 109:"1920x1080i" 0 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  281.747048] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.747054] [drm:drm_mode_debug_printmodeline] Modeline 110:"1920x1080" 0 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.747057] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.747063] [drm:drm_mode_debug_printmodeline] Modeline 114:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.747066] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.747072] [drm:drm_mode_debug_printmodeline] Modeline 115:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.747075] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.747081] [drm:drm_mode_debug_printmodeline] Modeline 116:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.747084] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.747090] [drm:drm_mode_debug_printmodeline] Modeline 123:"720x480i" 60 13514 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.747093] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.747099] [drm:drm_mode_debug_printmodeline] Modeline 125:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.747102] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.747110] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2] probed modes :
>[  281.747114] [drm:drm_mode_debug_printmodeline] Modeline 90:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  281.747118] [drm:drm_mode_debug_printmodeline] Modeline 91:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  281.747121] [drm:drm_mode_debug_printmodeline] Modeline 92:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  281.747125] [drm:drm_mode_debug_printmodeline] Modeline 94:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  281.747129] [drm:drm_mode_debug_printmodeline] Modeline 95:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  281.747132] [drm:drm_mode_debug_printmodeline] Modeline 96:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  281.747135] [drm:drm_mode_debug_printmodeline] Modeline 82:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  281.747139] [drm:drm_mode_debug_printmodeline] Modeline 83:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  281.747152] [drm:drm_mode_debug_printmodeline] Modeline 107:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  281.747155] [drm:drm_mode_debug_printmodeline] Modeline 121:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.747159] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.747162] [drm:drm_mode_debug_printmodeline] Modeline 84:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  281.747165] [drm:drm_mode_debug_printmodeline] Modeline 85:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  281.747191] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.747193] [drm:drm_mode_debug_printmodeline] Modeline 86:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa
>[  281.747195] [drm:drm_mode_debug_printmodeline] Modeline 117:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.747217] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.747218] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.747221] [drm:drm_mode_debug_printmodeline] Modeline 88:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  281.747225] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3]
>[  281.747230] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3] status updated from unknown to disconnected
>[  281.747234] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3] disconnected
>[  281.747236] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4]
>[  281.747239] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4] status updated from unknown to disconnected
>[  281.747241] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4] disconnected
>[  281.747252] [drm:drm_setup_crtcs] connector 48 enabled? no
>[  281.747254] [drm:drm_setup_crtcs] connector 53 enabled? no
>[  281.747256] [drm:drm_setup_crtcs] connector 57 enabled? no
>[  281.747257] [drm:drm_setup_crtcs] connector 58 enabled? yes
>[  281.747259] [drm:drm_setup_crtcs] connector 62 enabled? no
>[  281.747261] [drm:drm_setup_crtcs] connector 66 enabled? no
>[  281.747282] [drm:intel_fb_initial_config [i915]] Not using firmware configuration
>[  281.747286] [drm:drm_setup_crtcs] looking for cmdline mode on connector 58
>[  281.747288] [drm:drm_setup_crtcs] looking for preferred mode on connector 58 0
>[  281.747290] [drm:drm_setup_crtcs] found mode 1024x768
>[  281.747292] [drm:drm_setup_crtcs] picking CRTCs for 1024x768 config
>[  281.747298] [drm:drm_setup_crtcs] desired mode 1024x768 set on crtc 32 (0,0)
>[  281.747399] [drm:intel_atomic_check [i915]] [CONNECTOR:58:DP-2] checking for sink bpp constrains
>[  281.747416] [drm:intel_atomic_check [i915]] clamping display bpp (was 36) to EDID reported max of 30
>[  281.747423] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots req=8, avail=63
>[  281.747425] [drm:drm_dp_atomic_find_vcpi_slots] vcpi slots avail=55
>[  281.747441] [drm:intel_atomic_check [i915]] hw max bpp: 36, pipe bpp: 24, dithering: 0
>[  281.747457] [drm:intel_dump_pipe_config [i915]] [CRTC:32:pipe A][modeset]
>[  281.747472] [drm:intel_dump_pipe_config [i915]] cpu_transcoder: A, pipe bpp: 24, dithering: 0
>[  281.747487] [drm:intel_dump_pipe_config [i915]] dp m_n: lanes: 4; gmch_m: 917504, gmch_n: 8388608, link_m: 152917, link_n: 1048576, tu: 8
>[  281.747501] [drm:intel_dump_pipe_config [i915]] audio: 1, infoframes: 0
>[  281.747515] [drm:intel_dump_pipe_config [i915]] requested mode:
>[  281.747518] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  281.747531] [drm:intel_dump_pipe_config [i915]] adjusted mode:
>[  281.747533] [drm:drm_mode_debug_printmodeline] Modeline 0:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  281.747552] [drm:intel_dump_pipe_config [i915]] crtc timings: 78750 1024 1040 1136 1312 768 769 772 800, type: 0x40 flags: 0x5
>[  281.747570] [drm:intel_dump_pipe_config [i915]] port clock: 540000, pipe src size: 1024x768, pixel rate 78750
>[  281.747589] [drm:intel_dump_pipe_config [i915]] pch pfit: pos: 0x00000000, size: 0x00000000, disabled
>[  281.747607] [drm:intel_dump_pipe_config [i915]] ips: 1, double wide: 0
>[  281.747625] [drm:hsw_dump_hw_state [i915]] dpll_hw_state: wrpll: 0x0 spll: 0x0
>[  281.747643] [drm:intel_dump_pipe_config [i915]] planes on this crtc
>[  281.747662] [drm:intel_dump_pipe_config [i915]] [PLANE:26:primary A] disabled, scaler_id = 0
>[  281.747680] [drm:intel_dump_pipe_config [i915]] [PLANE:28:sprite A] disabled, scaler_id = 0
>[  281.747698] [drm:intel_dump_pipe_config [i915]] [PLANE:30:cursor A] disabled, scaler_id = 0
>[  281.747720] [drm:intel_atomic_check [i915]] New cdclk calculated to be logical 450000 kHz, actual 450000 kHz
>[  281.747742] [drm:intel_reference_shared_dpll [i915]] using LCPLL 2700 for pipe A
>[  281.747794] [drm:intel_set_cdclk [i915]] Changing CDCLK to 450000 kHz, VCO 0 kHz, ref 0 kHz
>[  281.747828] [drm:intel_update_cdclk [i915]] Current CD clock rate: 450000 kHz, VCO: 0 kHz, ref: 0 kHz
>[  281.747865] [drm:intel_atomic_commit_tail [i915]] [ENCODER:47:DDI B]
>[  281.747889] [drm:intel_atomic_commit_tail [i915]] [ENCODER:52:DDI C]
>[  281.747911] [drm:intel_atomic_commit_tail [i915]] [ENCODER:54:DP-MST A]
>[  281.747931] [drm:intel_atomic_commit_tail [i915]] [ENCODER:55:DP-MST B]
>[  281.747951] [drm:intel_atomic_commit_tail [i915]] [ENCODER:56:DP-MST C]
>[  281.747974] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 1
>[  281.747997] [drm:verify_single_dpll_state.isra.76 [i915]] WRPLL 2
>[  281.748019] [drm:verify_single_dpll_state.isra.76 [i915]] SPLL
>[  281.748042] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 810
>[  281.748062] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 1350
>[  281.748081] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  281.748105] [drm:intel_enable_shared_dpll [i915]] enable LCPLL 2700 (active 1, on? 0) for crtc 32
>[  281.748139] [drm:intel_enable_shared_dpll [i915]] enabling LCPLL 2700
>[  281.748180] [drm:intel_mst_pre_enable_dp [i915]] 0
>[  281.750070] [drm:intel_dp_set_signal_levels [i915]] Using signal levels 00000000
>[  281.750087] [drm:intel_dp_set_signal_levels [i915]] Using vswing level 0
>[  281.750102] [drm:intel_dp_set_signal_levels [i915]] Using pre-emphasis level 0
>[  281.750117] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS1
>[  281.767049] [drm:intel_dp_start_link_train [i915]] clock recovery OK
>[  281.767066] [drm:intel_dp_program_link_training_pattern [i915]] Using DP training pattern TPS3
>[  281.783991] [drm:intel_dp_start_link_train [i915]] Channel EQ done. DP Training successful
>[  281.786026] [drm:intel_dp_start_link_train [i915]] Link Training Passed at Link Rate = 540000, Lane count = 4
>[  281.786220] [drm:drm_dp_mst_allocate_vcpi] initing vcpi for pbn=282 slots=8
>[  281.787064] [drm:intel_enable_pipe [i915]] enabling pipe A
>[  281.787091] [drm:intel_mst_enable_dp [i915]] 1
>[  281.787323] [drm:intel_cpu_fifo_underrun_irq_handler [i915]] *ERROR* CPU pipe A FIFO underrun
>[  281.789190] [drm:drm_dp_update_payload_part2] payload 0 1
>[  281.790544] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.790563] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.790629] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.791198] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.791766] [drm:intel_audio_codec_enable [i915]] ELD on [CONNECTOR:58:DP-2], [ENCODER:54:DP-MST A]
>[  281.791792] [drm:hsw_audio_codec_enable [i915]] Enable audio codec on pipe A, 32 bytes ELD
>[  281.791825] [drm:hsw_audio_config_update [i915]] using Maud 784, Naud 18750
>[  281.792496] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.792515] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.800696] [drm:verify_connector_state.isra.51 [i915]] [CONNECTOR:58:DP-2]
>[  281.800726] [drm:intel_atomic_commit_tail [i915]] [CRTC:32:pipe A]
>[  281.800772] [drm:verify_single_dpll_state.isra.76 [i915]] LCPLL 2700
>[  281.800932] [drm:drm_fb_helper_hotplug_event] 
>[  281.800952] [drm:drm_setup_crtcs] 
>[  281.801013] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1]
>[  281.801084] [drm:intel_hdmi_detect [i915]] [CONNECTOR:48:HDMI-A-1]
>[  281.802766] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.802795] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.802885] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.802973] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.803029] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.803454] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.804030] [drm:drm_dp_send_enum_path_resources.isra.12] enum path resources 1: 2560 0
>[  281.804767] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.804792] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.804933] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.804942] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  281.806905] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.806930] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.809017] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.809024] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.809031] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1] disconnected
>[  281.809036] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1]
>[  281.809069] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  281.809836] [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 00 15 01 83 02 00 00 00 00 00 04
>[  281.810811] [drm:intel_dp_detect [i915]] Display Port TPS3 support: source yes, sink yes
>[  281.810848] [drm:intel_dp_print_rates [i915]] source rates: 162000, 270000, 540000
>[  281.810914] [drm:intel_dp_print_rates [i915]] sink rates: 162000, 270000, 540000
>[  281.810954] [drm:intel_dp_print_rates [i915]] common rates: 162000, 270000, 540000
>[  281.811467] [drm:drm_dp_read_desc] DP branch: OUI 90-cc-24 dev-ID SYNA HW-rev 1.0 SW-rev 2.19 quirks 0x0000
>[  281.811888] [drm:intel_dp_detect [i915]] Sink is MST capable
>[  281.811906] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1] disconnected
>[  281.811913] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2]
>[  281.811950] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  281.814010] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.814034] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.816095] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.816101] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  281.818191] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.818219] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.820306] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.820313] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.820318] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2] disconnected
>[  281.820323] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2]
>[  281.821731] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.821759] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.821826] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.822438] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.824405] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.824441] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.825203] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.825244] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.825315] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.825925] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.828414] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.828447] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.829085] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.829123] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.829185] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.829760] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.832090] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.832108] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.832849] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.832877] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.832926] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.833453] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.836028] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.836044] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.837119] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.837139] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.837197] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.837719] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.840021] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.840036] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.840786] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.840806] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.840860] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.841388] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.843677] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.843694] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.844428] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.844446] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.844470] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.844996] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.846581] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  281.846900] [drm:drm_edid_to_eld] ELD monitor S277HK
>[  281.846904] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
>[  281.847041] [drm:drm_mode_debug_printmodeline] Modeline 68:"3840x2160" 60 533250 3840 3888 3920 4000 2160 2163 2168 2222 0x48 0x9
>[  281.847045] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.847051] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.847054] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.847061] [drm:drm_mode_debug_printmodeline] Modeline 74:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.847064] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.847071] [drm:drm_mode_debug_printmodeline] Modeline 75:"3840x2160" 30 262790 3840 3888 3920 4000 2160 2165 2170 2191 0x40 0x5
>[  281.847074] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.847080] [drm:drm_mode_debug_printmodeline] Modeline 76:"3840x2160" 24 209800 3840 3888 3920 4000 2160 2163 2168 2185 0x40 0x5
>[  281.847083] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.847089] [drm:drm_mode_debug_printmodeline] Modeline 77:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[  281.847092] [drm:drm_mode_prune_invalid] Not using 2560x1440 mode: VIRTUAL_X
>[  281.847099] [drm:drm_mode_debug_printmodeline] Modeline 78:"1152x864" 0 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  281.847102] [drm:drm_mode_prune_invalid] Not using 1152x864 mode: VIRTUAL_X
>[  281.847109] [drm:drm_mode_debug_printmodeline] Modeline 79:"1280x960" 0 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  281.847112] [drm:drm_mode_prune_invalid] Not using 1280x960 mode: VIRTUAL_X
>[  281.847119] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x1024" 0 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.847122] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.847129] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x720" 0 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.847131] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.847138] [drm:drm_mode_debug_printmodeline] Modeline 89:"1440x900" 0 106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
>[  281.847141] [drm:drm_mode_prune_invalid] Not using 1440x900 mode: VIRTUAL_X
>[  281.847148] [drm:drm_mode_debug_printmodeline] Modeline 97:"1680x1050" 0 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6
>[  281.847151] [drm:drm_mode_prune_invalid] Not using 1680x1050 mode: VIRTUAL_X
>[  281.847157] [drm:drm_mode_debug_printmodeline] Modeline 106:"1280x1024" 0 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.847160] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.847167] [drm:drm_mode_debug_printmodeline] Modeline 122:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.847170] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.847176] [drm:drm_mode_debug_printmodeline] Modeline 123:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[  281.847179] [drm:drm_mode_prune_invalid] Not using 720x576i mode: NO_INTERLACE
>[  281.847186] [drm:drm_mode_debug_printmodeline] Modeline 125:"1920x1080" 0 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  281.847189] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.847196] [drm:drm_mode_debug_printmodeline] Modeline 127:"1280x720" 0 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  281.847199] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.847205] [drm:drm_mode_debug_printmodeline] Modeline 128:"1920x1080i" 0 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  281.847208] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.847215] [drm:drm_mode_debug_printmodeline] Modeline 129:"1920x1080" 0 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.847218] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.847224] [drm:drm_mode_debug_printmodeline] Modeline 133:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.847227] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.847245] [drm:drm_mode_debug_printmodeline] Modeline 134:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.847248] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.847255] [drm:drm_mode_debug_printmodeline] Modeline 135:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.847258] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.847280] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.847296] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.847299] [drm:drm_mode_debug_printmodeline] Modeline 142:"720x480i" 60 13514 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.847301] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.847308] [drm:drm_mode_debug_printmodeline] Modeline 144:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.847311] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.847489] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2] probed modes :
>[  281.847494] [drm:drm_mode_debug_printmodeline] Modeline 90:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  281.847498] [drm:drm_mode_debug_printmodeline] Modeline 91:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  281.847501] [drm:drm_mode_debug_printmodeline] Modeline 92:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  281.847505] [drm:drm_mode_debug_printmodeline] Modeline 94:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  281.847509] [drm:drm_mode_debug_printmodeline] Modeline 95:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  281.847513] [drm:drm_mode_debug_printmodeline] Modeline 96:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  281.847516] [drm:drm_mode_debug_printmodeline] Modeline 82:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  281.847520] [drm:drm_mode_debug_printmodeline] Modeline 83:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  281.847524] [drm:drm_mode_debug_printmodeline] Modeline 107:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  281.847528] [drm:drm_mode_debug_printmodeline] Modeline 121:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.847532] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.847535] [drm:drm_mode_debug_printmodeline] Modeline 84:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  281.847539] [drm:drm_mode_debug_printmodeline] Modeline 85:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  281.847543] [drm:drm_mode_debug_printmodeline] Modeline 86:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa
>[  281.847547] [drm:drm_mode_debug_printmodeline] Modeline 117:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.847550] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.847554] [drm:drm_mode_debug_printmodeline] Modeline 88:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  281.847558] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3]
>[  281.847564] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3] disconnected
>[  281.847568] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4]
>[  281.847573] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4] disconnected
>[  281.847594] [drm:drm_setup_crtcs] connector 48 enabled? no
>[  281.847597] [drm:drm_setup_crtcs] connector 53 enabled? no
>[  281.847600] [drm:drm_setup_crtcs] connector 57 enabled? no
>[  281.847602] [drm:drm_setup_crtcs] connector 58 enabled? yes
>[  281.847605] [drm:drm_setup_crtcs] connector 62 enabled? no
>[  281.847608] [drm:drm_setup_crtcs] connector 66 enabled? no
>[  281.847638] [drm:intel_fb_initial_config [i915]] Not using firmware configuration
>[  281.847648] [drm:drm_setup_crtcs] looking for cmdline mode on connector 58
>[  281.847651] [drm:drm_setup_crtcs] looking for preferred mode on connector 58 0
>[  281.847654] [drm:drm_setup_crtcs] found mode 1024x768
>[  281.847657] [drm:drm_setup_crtcs] picking CRTCs for 1024x768 config
>[  281.847675] [drm:drm_setup_crtcs] desired mode 1024x768 set on crtc 32 (0,0)
>[  281.854073] [drm:drm_fb_helper_hotplug_event] 
>[  281.854077] [drm:drm_setup_crtcs] 
>[  281.854082] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1]
>[  281.854105] [drm:intel_hdmi_detect [i915]] [CONNECTOR:48:HDMI-A-1]
>[  281.855866] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.855884] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.857877] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
>[  281.857883] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
>[  281.859961] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.859982] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
>[  281.862047] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0040 w(1)
>[  281.862053] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.862057] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:48:HDMI-A-1] disconnected
>[  281.862063] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1]
>[  281.862083] [drm:intel_dp_detect [i915]] [CONNECTOR:53:DP-1]
>[  281.862583] [drm:intel_dp_read_dpcd [i915]] DPCD: 12 14 c4 01 00 15 01 83 02 00 00 00 00 00 04
>[  281.863468] [drm:intel_dp_detect [i915]] Display Port TPS3 support: source yes, sink yes
>[  281.863487] [drm:intel_dp_print_rates [i915]] source rates: 162000, 270000, 540000
>[  281.863504] [drm:intel_dp_print_rates [i915]] sink rates: 162000, 270000, 540000
>[  281.863521] [drm:intel_dp_print_rates [i915]] common rates: 162000, 270000, 540000
>[  281.863996] [drm:drm_dp_read_desc] DP branch: OUI 90-cc-24 dev-ID SYNA HW-rev 1.0 SW-rev 2.19 quirks 0x0000
>[  281.864354] [drm:intel_dp_detect [i915]] Sink is MST capable
>[  281.864358] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:53:DP-1] disconnected
>[  281.864361] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2]
>[  281.864378] [drm:intel_hdmi_detect [i915]] [CONNECTOR:57:HDMI-A-2]
>[  281.866446] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.866463] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.868538] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
>[  281.868544] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
>[  281.870640] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.870671] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
>[  281.872765] [drm:gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0040 w(1)
>[  281.872773] [drm:drm_dp_dual_mode_detect] DP dual mode HDMI ID:  (err -6)
>[  281.872779] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:57:HDMI-A-2] disconnected
>[  281.872784] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2]
>[  281.874149] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.874183] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.874256] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.874829] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.876800] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.876828] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.877891] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.877938] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.878023] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.878605] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.881038] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.881067] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.881764] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.881797] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.881880] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.882448] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.884889] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.884917] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.885594] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.885627] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.885680] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.886206] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.888793] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.888809] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.889865] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.889886] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.889923] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.890452] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.892742] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.892759] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.893503] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.893524] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.893573] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.894104] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.896386] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.896402] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.897152] [drm:intel_get_hpd_pins [i915]] hotplug event received, stat 0x00400000, dig 0x10101110, pins 0x00000040
>[  281.897170] [drm:intel_hpd_irq_handler [i915]] digital hpd port C - short
>[  281.897215] [drm:intel_dp_hpd_pulse [i915]] got hpd irq on port C - short
>[  281.897742] [drm:intel_dp_check_mst_status [i915]] got esi 01 10 00
>[  281.899325] [drm:drm_detect_monitor_audio] Monitor has basic audio support
>[  281.899605] [drm:drm_edid_to_eld] ELD monitor S277HK
>[  281.899608] [drm:drm_edid_to_eld] ELD size 32, SAD count 1
>[  281.899739] [drm:drm_mode_debug_printmodeline] Modeline 72:"3840x2160" 60 533250 3840 3888 3920 4000 2160 2163 2168 2222 0x48 0x9
>[  281.899742] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.899749] [drm:drm_mode_debug_printmodeline] Modeline 73:"1920x1080" 60 148500 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.899751] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.899757] [drm:drm_mode_debug_printmodeline] Modeline 74:"1920x1080i" 60 74250 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.899760] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.899766] [drm:drm_mode_debug_printmodeline] Modeline 75:"3840x2160" 30 262790 3840 3888 3920 4000 2160 2165 2170 2191 0x40 0x5
>[  281.899769] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.899775] [drm:drm_mode_debug_printmodeline] Modeline 76:"3840x2160" 24 209800 3840 3888 3920 4000 2160 2163 2168 2185 0x40 0x5
>[  281.899777] [drm:drm_mode_prune_invalid] Not using 3840x2160 mode: VIRTUAL_X
>[  281.899783] [drm:drm_mode_debug_printmodeline] Modeline 77:"2560x1440" 60 241500 2560 2608 2640 2720 1440 1443 1448 1481 0x40 0x9
>[  281.899786] [drm:drm_mode_prune_invalid] Not using 2560x1440 mode: VIRTUAL_X
>[  281.899792] [drm:drm_mode_debug_printmodeline] Modeline 78:"1152x864" 0 108000 1152 1216 1344 1600 864 865 868 900 0x40 0x5
>[  281.899794] [drm:drm_mode_prune_invalid] Not using 1152x864 mode: VIRTUAL_X
>[  281.899801] [drm:drm_mode_debug_printmodeline] Modeline 79:"1280x960" 0 108000 1280 1376 1488 1800 960 961 964 1000 0x40 0x5
>[  281.899803] [drm:drm_mode_prune_invalid] Not using 1280x960 mode: VIRTUAL_X
>[  281.899809] [drm:drm_mode_debug_printmodeline] Modeline 80:"1280x1024" 0 108000 1280 1328 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.899835] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.899843] [drm:drm_mode_debug_printmodeline] Modeline 81:"1280x720" 0 74250 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.899847] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.899853] [drm:drm_mode_debug_printmodeline] Modeline 89:"1440x900" 0 106500 1440 1520 1672 1904 900 903 909 934 0x40 0x6
>[  281.899857] [drm:drm_mode_prune_invalid] Not using 1440x900 mode: VIRTUAL_X
>[  281.899864] [drm:drm_mode_debug_printmodeline] Modeline 97:"1680x1050" 0 146250 1680 1784 1960 2240 1050 1053 1059 1089 0x40 0x6
>[  281.899867] [drm:drm_mode_prune_invalid] Not using 1680x1050 mode: VIRTUAL_X
>[  281.899874] [drm:drm_mode_debug_printmodeline] Modeline 106:"1280x1024" 0 135000 1280 1296 1440 1688 1024 1025 1028 1066 0x40 0x5
>[  281.899876] [drm:drm_mode_prune_invalid] Not using 1280x1024 mode: VIRTUAL_X
>[  281.899883] [drm:drm_mode_debug_printmodeline] Modeline 122:"720x480i" 0 13500 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.899886] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.899893] [drm:drm_mode_debug_printmodeline] Modeline 123:"720x576i" 0 13500 720 732 795 864 576 580 586 625 0x40 0x101a
>[  281.899896] [drm:drm_mode_prune_invalid] Not using 720x576i mode: NO_INTERLACE
>[  281.899902] [drm:drm_mode_debug_printmodeline] Modeline 125:"1920x1080" 0 148500 1920 2448 2492 2640 1080 1084 1089 1125 0x40 0x5
>[  281.899905] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.899913] [drm:drm_mode_debug_printmodeline] Modeline 127:"1280x720" 0 74250 1280 1720 1760 1980 720 725 730 750 0x40 0x5
>[  281.899916] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.899923] [drm:drm_mode_debug_printmodeline] Modeline 128:"1920x1080i" 0 74250 1920 2448 2492 2640 1080 1084 1094 1125 0x40 0x15
>[  281.899926] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.899944] [drm:drm_mode_debug_printmodeline] Modeline 129:"1920x1080" 0 74250 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.899947] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.899954] [drm:drm_mode_debug_printmodeline] Modeline 133:"1920x1080" 60 148352 1920 2008 2052 2200 1080 1084 1089 1125 0x40 0x5
>[  281.899957] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.899972] [drm:drm_mode_debug_printmodeline] Modeline 134:"1920x1080i" 60 74176 1920 2008 2052 2200 1080 1084 1094 1125 0x40 0x15
>[  281.899975] [drm:drm_mode_prune_invalid] Not using 1920x1080i mode: VIRTUAL_X
>[  281.899982] [drm:drm_mode_debug_printmodeline] Modeline 135:"1280x720" 60 74176 1280 1390 1430 1650 720 725 730 750 0x40 0x5
>[  281.899986] [drm:drm_mode_prune_invalid] Not using 1280x720 mode: VIRTUAL_X
>[  281.900003] [drm:drm_mode_debug_printmodeline] Modeline 142:"720x480i" 60 13514 720 739 801 858 480 488 494 525 0x40 0x101a
>[  281.900006] [drm:drm_mode_prune_invalid] Not using 720x480i mode: NO_INTERLACE
>[  281.900013] [drm:drm_mode_debug_printmodeline] Modeline 144:"1920x1080" 24 74176 1920 2558 2602 2750 1080 1084 1089 1125 0x40 0x5
>[  281.900016] [drm:drm_mode_prune_invalid] Not using 1920x1080 mode: VIRTUAL_X
>[  281.900041] [drm:intel_dp_check_mst_status [i915]] got esi2 01 00 00
>[  281.900065] [drm:intel_dp_check_mst_status [i915]] got esi 01 00 00
>[  281.900067] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:58:DP-2] probed modes :
>[  281.900071] [drm:drm_mode_debug_printmodeline] Modeline 90:"1024x768" 75 78750 1024 1040 1136 1312 768 769 772 800 0x40 0x5
>[  281.900075] [drm:drm_mode_debug_printmodeline] Modeline 91:"1024x768" 70 75000 1024 1048 1184 1328 768 771 777 806 0x40 0xa
>[  281.900079] [drm:drm_mode_debug_printmodeline] Modeline 92:"1024x768" 60 65000 1024 1048 1184 1344 768 771 777 806 0x40 0xa
>[  281.900083] [drm:drm_mode_debug_printmodeline] Modeline 94:"832x624" 75 57284 832 864 928 1152 624 625 628 667 0x40 0xa
>[  281.900087] [drm:drm_mode_debug_printmodeline] Modeline 95:"800x600" 75 49500 800 816 896 1056 600 601 604 625 0x40 0x5
>[  281.900090] [drm:drm_mode_debug_printmodeline] Modeline 96:"800x600" 72 50000 800 856 976 1040 600 637 643 666 0x40 0x5
>[  281.900094] [drm:drm_mode_debug_printmodeline] Modeline 82:"800x600" 60 40000 800 840 968 1056 600 601 605 628 0x40 0x5
>[  281.900098] [drm:drm_mode_debug_printmodeline] Modeline 83:"800x600" 56 36000 800 824 896 1024 600 601 603 625 0x40 0x5
>[  281.900102] [drm:drm_mode_debug_printmodeline] Modeline 107:"720x576" 50 27000 720 732 796 864 576 581 586 625 0x40 0xa
>[  281.900105] [drm:drm_mode_debug_printmodeline] Modeline 121:"720x480" 60 27027 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.900109] [drm:drm_mode_debug_printmodeline] Modeline 101:"720x480" 60 27000 720 736 798 858 480 489 495 525 0x40 0xa
>[  281.900113] [drm:drm_mode_debug_printmodeline] Modeline 84:"640x480" 75 31500 640 656 720 840 480 481 484 500 0x40 0xa
>[  281.900116] [drm:drm_mode_debug_printmodeline] Modeline 85:"640x480" 73 31500 640 664 704 832 480 489 492 520 0x40 0xa
>[  281.900120] [drm:drm_mode_debug_printmodeline] Modeline 86:"640x480" 67 30240 640 704 768 864 480 483 486 525 0x40 0xa
>[  281.900124] [drm:drm_mode_debug_printmodeline] Modeline 117:"640x480" 60 25200 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.900128] [drm:drm_mode_debug_printmodeline] Modeline 87:"640x480" 60 25175 640 656 752 800 480 490 492 525 0x40 0xa
>[  281.900131] [drm:drm_mode_debug_printmodeline] Modeline 88:"720x400" 70 28320 720 738 846 900 400 412 414 449 0x40 0x6
>[  281.900135] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3]
>[  281.900141] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:62:DP-3] disconnected
>[  281.900145] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4]
>[  281.900149] [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:66:DP-4] disconnected
>[  281.900165] [drm:drm_setup_crtcs] connector 48 enabled? no
>[  281.900168] [drm:drm_setup_crtcs] connector 53 enabled? no
>[  281.900171] [drm:drm_setup_crtcs] connector 57 enabled? no
>[  281.900174] [drm:drm_setup_crtcs] connector 58 enabled? yes
>[  281.900177] [drm:drm_setup_crtcs] connector 62 enabled? no
>[  281.900179] [drm:drm_setup_crtcs] connector 66 enabled? no
>[  281.900203] [drm:intel_fb_initial_config [i915]] Not using firmware configuration
>[  281.900208] [drm:drm_setup_crtcs] looking for cmdline mode on connector 58
>[  281.900210] [drm:drm_setup_crtcs] looking for preferred mode on connector 58 0
>[  281.900212] [drm:drm_setup_crtcs] found mode 1024x768
>[  281.900214] [drm:drm_setup_crtcs] picking CRTCs for 1024x768 config
>[  281.900223] [drm:drm_setup_crtcs] desired mode 1024x768 set on crtc 32 (0,0)

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Attachments on bug 101390: 131894 | 132005 | 132748 | 132749

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