Attachment 79378 Details for Bug 64661 – dmesg

dmesg

dmesg0516.txt (text/plain), 125.24 KB, created by lu hua on 2013-05-16 06:04:42 UTC

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Creator: lu hua

Created: 2013-05-16 06:04:42 UTC

Size: 125.24 KB

patch

obsolete

>[  863.255158] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  863.255164] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  863.255166] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  863.255167] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  863.256287] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  863.256290] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  863.256292] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  863.256295] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  863.256457] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  863.256459] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  863.256461] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  863.256469] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  863.329253] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  863.329258] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  863.359327] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  863.363530] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  863.369913] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  863.374919] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  863.377114] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  863.384705] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  863.384709] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  863.384717] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  867.077506] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  867.077519] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  867.077521] [drm:intel_crt_detect], CRT not detected via hotplug
>[  867.078794] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  867.078798] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  867.078800] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  867.078801] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  867.079911] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  867.079914] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  867.079916] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  867.079918] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  867.085526] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  867.085530] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  867.085532] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  867.085541] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  867.159406] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  867.159412] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  867.159421] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  867.166851] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  867.166855] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  867.166858] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  867.320980] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  867.320992] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  867.320994] [drm:intel_crt_detect], CRT not detected via hotplug
>[  867.321160] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  867.321162] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  867.321164] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  867.321165] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  867.322298] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  867.322301] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  867.322303] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  867.322305] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  867.322471] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  867.322473] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  867.322475] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  867.322484] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  867.424038] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  867.424043] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  867.427756] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  867.442467] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  867.474189] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  867.476026] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  867.477422] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  867.485553] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  867.485556] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  867.485565] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  870.508534] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  870.508546] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  870.508548] [drm:intel_crt_detect], CRT not detected via hotplug
>[  870.509023] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  870.509028] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  870.509031] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  870.509032] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  870.509840] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  870.509843] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  870.509844] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  870.509847] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  870.510265] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  870.510268] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  870.510270] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  870.510279] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  870.598027] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  870.598033] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  870.598042] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  870.605715] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  870.605721] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  870.605725] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  870.755558] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  870.755571] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  870.755573] [drm:intel_crt_detect], CRT not detected via hotplug
>[  870.756779] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  870.756783] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  870.756785] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  870.756786] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  870.757919] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  870.757922] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  870.757923] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  870.757926] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  870.759241] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  870.759244] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  870.759246] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  870.759256] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  870.846206] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  870.846212] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  870.849506] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  870.857780] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  870.868830] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  870.870547] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  870.878896] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  870.878900] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  870.878908] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  874.576626] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  874.576641] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  874.576645] [drm:intel_crt_detect], CRT not detected via hotplug
>[  874.577749] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  874.577754] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  874.577757] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  874.577758] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  874.578575] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  874.578577] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  874.578579] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  874.578582] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  874.586954] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  874.586958] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  874.586960] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  874.586970] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  874.672723] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  874.672728] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  874.672737] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  874.680755] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  874.680758] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  874.680767] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  874.828488] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  874.828500] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  874.828502] [drm:intel_crt_detect], CRT not detected via hotplug
>[  874.828793] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  874.828799] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  874.829103] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  874.829105] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  874.829611] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  874.829614] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  874.829616] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  874.829619] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  874.830086] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  874.830089] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  874.830091] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  874.830101] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  874.937190] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  874.937196] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  874.943350] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  874.957053] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  874.964430] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  874.967358] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  874.975390] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  874.975393] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  874.975402] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  878.014260] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  878.014273] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  878.014275] [drm:intel_crt_detect], CRT not detected via hotplug
>[  878.014450] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  878.014454] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  878.014765] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  878.014767] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  878.015574] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  878.015577] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  878.015579] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  878.015582] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  878.016018] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  878.016022] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  878.016024] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  878.016033] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  878.088607] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  878.088613] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  878.088617] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  878.096687] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  878.096690] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  878.096698] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  878.267951] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  878.267963] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  878.267966] [drm:intel_crt_detect], CRT not detected via hotplug
>[  878.279720] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  878.279725] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  878.279727] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  878.279728] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  878.280825] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  878.280827] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  878.280829] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  878.280832] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  878.281003] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  878.281008] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  878.281012] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  878.281024] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  878.375059] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  878.375064] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  878.394119] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  878.396654] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  878.409510] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  878.422980] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  878.424378] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  878.432389] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  878.432394] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  878.432399] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  881.446451] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  881.446464] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  881.446467] [drm:intel_crt_detect], CRT not detected via hotplug
>[  881.446952] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  881.446956] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  881.446958] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  881.446959] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  881.447757] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  881.447759] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  881.447762] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  881.447764] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  881.448264] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  881.448268] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  881.448270] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  881.448280] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  881.548975] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  881.548982] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  881.548994] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  881.556666] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  881.556670] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  881.556682] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  881.691875] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  881.692187] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  881.692191] [drm:intel_crt_detect], CRT not detected via hotplug
>[  881.692356] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  881.692358] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  881.692360] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  881.692361] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  881.693493] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  881.693495] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  881.693497] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  881.693499] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  881.693662] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  881.693665] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  881.693667] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  881.693677] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  881.788794] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] timed out waiting for idle
>[  881.801886] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  881.801893] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  881.805050] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  881.825932] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  881.852162] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  881.853978] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  881.855931] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  881.863493] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  881.863497] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  881.863506] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  885.718802] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  885.718814] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  885.718816] [drm:intel_crt_detect], CRT not detected via hotplug
>[  885.718979] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  885.718982] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  885.718984] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  885.718985] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  885.720118] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  885.720121] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  885.720123] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  885.720126] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  885.727522] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  885.727528] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  885.727531] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  885.727541] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  885.789051] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  885.789056] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  885.789066] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  885.796389] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  885.796392] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  885.796401] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  885.971153] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  885.971165] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  885.971167] [drm:intel_crt_detect], CRT not detected via hotplug
>[  885.971963] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  885.971969] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  885.971972] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  885.971974] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  885.972794] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  885.972797] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  885.972799] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  885.972801] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  885.973209] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  885.973214] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  885.973216] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  885.973221] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  886.070154] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  886.070160] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  886.073378] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  886.079694] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  886.092120] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  886.098176] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  886.106152] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  886.106155] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  886.106164] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  889.154072] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  889.154080] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  889.154082] [drm:intel_crt_detect], CRT not detected via hotplug
>[  889.154568] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  889.154572] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  889.154574] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  889.154575] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  889.155378] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  889.155380] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  889.155382] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  889.155384] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  889.155811] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  889.155814] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  889.155816] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  889.155826] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  889.252439] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  889.252746] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  889.252756] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  889.260593] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  889.260597] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  889.260605] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  889.400780] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  889.401093] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  889.401096] [drm:intel_crt_detect], CRT not detected via hotplug
>[  889.404948] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  889.404952] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  889.404954] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  889.404956] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  889.406075] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  889.406078] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  889.406080] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  889.406083] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  889.406262] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  889.406268] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  889.406271] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  889.406281] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  889.469758] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  889.469763] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  889.488055] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  889.507846] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  889.526997] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  889.531796] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  889.533234] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  889.541254] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  889.541257] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  889.541266] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  892.587969] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  892.588283] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  892.588286] [drm:intel_crt_detect], CRT not detected via hotplug
>[  892.588457] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  892.588459] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  892.588461] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  892.588462] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  892.589584] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  892.589587] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  892.589589] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  892.589591] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  892.589757] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  892.589759] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  892.589761] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  892.589770] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  892.672978] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  892.672984] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  892.672994] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  892.680550] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  892.680553] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  892.680561] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  892.835491] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  892.835504] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  892.835507] [drm:intel_crt_detect], CRT not detected via hotplug
>[  892.835669] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  892.835672] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  892.835673] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  892.835674] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  892.836780] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  892.836783] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  892.836785] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  892.836787] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  892.847944] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  892.847948] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  892.847950] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  892.847960] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  892.927679] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  892.927685] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  892.936236] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  892.958625] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  892.959642] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  892.967113] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  892.968503] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  892.976626] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  892.976629] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  892.976638] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  896.681872] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  896.681884] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  896.681886] [drm:intel_crt_detect], CRT not detected via hotplug
>[  896.682308] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  896.682311] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  896.682313] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  896.682315] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  896.683101] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  896.683104] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  896.683106] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  896.683108] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  896.683636] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  896.683640] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  896.683642] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  896.683651] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  896.745223] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  896.745228] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  896.745234] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  896.753267] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  896.753271] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  896.753279] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  896.913224] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  896.913237] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  896.913239] [drm:intel_crt_detect], CRT not detected via hotplug
>[  896.913406] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  896.913411] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  896.913415] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  896.913421] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  896.914553] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  896.914556] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  896.914558] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  896.914560] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  896.915048] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  896.915052] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  896.915054] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  896.915063] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  896.973049] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  896.973055] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  896.976262] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  896.983620] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  896.999220] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  897.004762] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  897.012656] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  897.012660] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  897.012668] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  900.092739] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  900.092748] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  900.092750] [drm:intel_crt_detect], CRT not detected via hotplug
>[  900.093234] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  900.093238] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  900.093240] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  900.093241] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  900.094060] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  900.094063] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  900.094065] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  900.094067] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  900.095834] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  900.095840] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  900.095843] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  900.095852] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  900.149289] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  900.149295] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  900.149299] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  900.157459] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  900.157463] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  900.157466] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  900.339890] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  900.339897] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  900.340201] [drm:intel_crt_detect], CRT not detected via hotplug
>[  900.340373] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  900.340376] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  900.340378] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  900.340379] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  900.341198] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  900.341200] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  900.341202] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  900.341204] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  900.345983] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  900.345989] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  900.345992] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  900.346000] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  900.430502] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  900.430508] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  900.434198] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  900.478867] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  900.480581] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  900.485962] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  900.487182] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  900.495267] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  900.495271] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  900.495280] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  904.160272] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  904.160284] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  904.160286] [drm:intel_crt_detect], CRT not detected via hotplug
>[  904.160716] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  904.160720] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  904.160722] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  904.160723] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  904.161524] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  904.161527] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  904.161529] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  904.161531] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  904.162035] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  904.162039] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  904.162041] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  904.162051] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  904.228509] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  904.228515] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  904.228525] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  904.236132] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  904.236136] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  904.236144] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  904.431373] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  904.431385] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  904.431388] [drm:intel_crt_detect], CRT not detected via hotplug
>[  904.431866] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  904.431870] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  904.431872] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  904.431874] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  904.432702] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  904.432705] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  904.432708] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  904.432710] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  904.435724] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  904.435728] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  904.435730] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  904.435739] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  904.486723] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  904.486729] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  904.494137] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  904.513088] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  904.527499] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  904.542026] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  904.543709] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  904.546200] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  904.553957] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  904.553961] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  904.553970] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  907.595814] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  907.595825] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  907.595827] [drm:intel_crt_detect], CRT not detected via hotplug
>[  907.596314] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  907.596319] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  907.596321] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  907.596323] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  907.597140] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  907.597142] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  907.597144] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  907.597147] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  907.598173] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  907.598178] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  907.598181] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  907.598190] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  907.652602] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  907.652607] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  907.652616] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  907.660510] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  907.660514] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  907.660521] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  907.846935] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  907.846947] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  907.846950] [drm:intel_crt_detect], CRT not detected via hotplug
>[  907.848689] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  907.848693] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  907.848695] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  907.848696] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  907.849822] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  907.849824] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  907.849826] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  907.849829] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  907.851702] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  907.851705] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  907.851707] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  907.851717] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  907.909656] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  907.909662] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  907.912877] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  907.930553] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  907.934387] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  907.960519] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  907.962368] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  907.970066] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  907.970071] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  907.970081] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  911.029880] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  911.029892] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  911.029895] [drm:intel_crt_detect], CRT not detected via hotplug
>[  911.030295] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  911.030299] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  911.030301] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  911.030302] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  911.031125] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  911.031128] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  911.031129] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  911.031132] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  911.031531] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  911.031536] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  911.031539] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  911.031543] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  911.076402] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  911.076406] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  911.076414] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  911.084346] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  911.084349] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  911.084357] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  911.276623] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  911.276635] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  911.276637] [drm:intel_crt_detect], CRT not detected via hotplug
>[  911.276798] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  911.276801] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  911.276802] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  911.276804] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  911.277916] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  911.277919] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  911.277921] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  911.277923] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  911.278091] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  911.278094] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  911.278095] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  911.278105] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  911.350657] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  911.350663] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  911.357190] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  911.362688] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  911.367350] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  911.369167] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  911.377478] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  911.377481] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  911.377486] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  915.305368] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  915.305682] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  915.305685] [drm:intel_crt_detect], CRT not detected via hotplug
>[  915.305851] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  915.305854] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  915.305855] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  915.305857] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  915.306658] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  915.306961] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  915.306964] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  915.306966] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  915.307313] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  915.307318] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  915.307622] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  915.307631] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  915.369929] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  915.369935] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  915.369945] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  915.377974] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  915.377978] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  915.377986] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  915.556620] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  915.556633] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  915.556635] [drm:intel_crt_detect], CRT not detected via hotplug
>[  915.557120] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  915.557124] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  915.557126] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  915.557127] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  915.557932] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  915.557935] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  915.557937] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  915.557940] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  915.558355] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  915.558360] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  915.558363] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  915.558367] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  915.648926] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  915.648932] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  915.658166] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  915.683941] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  915.689502] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  915.690782] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  915.698795] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  915.698799] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  915.698807] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  918.739490] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  918.739502] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  918.739505] [drm:intel_crt_detect], CRT not detected via hotplug
>[  918.739861] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  918.739865] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  918.739867] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  918.739868] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  918.740663] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  918.740666] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  918.740668] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  918.740670] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  918.741137] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  918.741140] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  918.741145] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  918.741159] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  918.781463] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  918.781469] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  918.781479] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  918.789332] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  918.789335] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  918.789344] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  918.996951] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  918.996963] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  918.996966] [drm:intel_crt_detect], CRT not detected via hotplug
>[  918.999412] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  918.999416] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  918.999417] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  918.999419] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  919.000539] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  919.000542] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  919.000544] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  919.000546] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  919.003502] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  919.003508] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  919.003511] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  919.003520] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  919.061516] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  919.061522] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  919.064643] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  919.069057] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  919.088583] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  919.089969] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  919.097918] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  919.097922] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  919.097926] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  922.178121] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  922.178133] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  922.178135] [drm:intel_crt_detect], CRT not detected via hotplug
>[  922.178598] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  922.178602] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  922.178604] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  922.178605] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  922.179427] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  922.179430] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  922.179432] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  922.179434] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  922.179911] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  922.179916] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  922.179919] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  922.179928] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  922.233916] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  922.234235] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  922.234246] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  922.242482] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  922.242486] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  922.242489] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  922.423204] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  922.423211] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  922.423213] [drm:intel_crt_detect], CRT not detected via hotplug
>[  922.423387] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  922.423392] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  922.423394] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  922.423395] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  922.424197] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  922.424199] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  922.424202] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  922.424205] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  922.438101] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  922.438105] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  922.438107] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  922.438116] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  922.488176] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  922.488182] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  922.491343] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  922.496210] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  922.501343] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  922.503199] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  922.511136] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  922.511139] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  922.511148] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  926.244543] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  926.244557] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  926.244860] [drm:intel_crt_detect], CRT not detected via hotplug
>[  926.245033] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  926.245036] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  926.245038] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  926.245039] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  926.246155] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  926.246158] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  926.246159] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  926.246162] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  926.246326] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  926.246328] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  926.246330] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  926.246339] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  926.284883] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  926.284889] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  926.284898] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  926.292941] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  926.292946] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  926.292955] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  926.492031] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  926.492043] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  926.492045] [drm:intel_crt_detect], CRT not detected via hotplug
>[  926.492481] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  926.492485] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  926.492486] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  926.492488] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  926.493299] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  926.493302] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  926.493304] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  926.493306] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  926.514082] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  926.514087] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  926.514090] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  926.514098] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  926.573306] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  926.573312] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  926.576919] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  926.582163] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  926.590317] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  926.606689] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  926.615063] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  926.615067] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  926.615076] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  929.699540] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  929.699553] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  929.699556] [drm:intel_crt_detect], CRT not detected via hotplug
>[  929.703116] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  929.703121] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  929.703123] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  929.703124] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  929.703919] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  929.703921] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  929.703923] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  929.703926] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  929.704483] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  929.704487] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  929.704489] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  929.704499] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  929.773881] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  929.773886] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  929.773896] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  929.781321] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  929.781324] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  929.781327] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  929.926383] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  929.926396] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  929.926398] [drm:intel_crt_detect], CRT not detected via hotplug
>[  929.929594] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  929.929599] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  929.929602] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  929.929603] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  929.930716] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  929.930719] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  929.930721] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  929.930724] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  929.930908] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  929.930916] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  929.930918] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  929.930928] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  930.032196] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  930.032202] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  930.045959] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  930.069037] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  930.078397] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  930.083854] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  930.091142] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  930.091145] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  930.091155] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  933.759492] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  933.759505] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  933.759508] [drm:intel_crt_detect], CRT not detected via hotplug
>[  933.760114] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  933.760118] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  933.760121] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  933.760122] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  933.761243] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  933.761246] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  933.761248] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  933.761250] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  933.761724] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  933.761731] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  933.761734] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  933.761743] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  933.855029] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  933.855035] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  933.855044] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  933.862998] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  933.863001] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  933.863009] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  933.997196] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  933.997209] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  933.997211] [drm:intel_crt_detect], CRT not detected via hotplug
>[  933.997634] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  933.997640] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  933.997642] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  933.997643] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  933.998456] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  933.998459] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  933.998461] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  933.998463] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  933.998965] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  933.998970] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  933.998972] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  933.998976] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  934.092688] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  934.092693] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  934.097677] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  934.113103] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  934.148787] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  934.149825] [drm:intel_dp_aux_ch] *ERROR* dp_aux_ch not done status 0xa145004a
>[  934.152693] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  934.160934] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  934.160938] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  934.160947] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  937.202641] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  937.202653] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  937.202656] [drm:intel_crt_detect], CRT not detected via hotplug
>[  937.207667] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  937.207672] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  937.207674] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  937.207675] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  937.208790] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  937.208793] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  937.208795] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  937.208798] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  937.208964] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  937.208968] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  937.208970] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  937.208979] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  937.312150] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  937.312155] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  937.312164] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  937.319846] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  937.319850] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  937.319857] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  937.427044] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  937.427051] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  937.427053] [drm:intel_crt_detect], CRT not detected via hotplug
>[  937.427224] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  937.427227] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  937.427228] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  937.427229] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  937.428350] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  937.428352] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  937.428354] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  937.428356] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  937.428526] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  937.428837] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  937.428840] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  937.428849] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  937.500535] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  937.500540] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  937.510482] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  937.528233] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  937.531181] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  937.536160] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  937.537807] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  937.545823] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  937.545827] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  937.545835] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  940.617283] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  940.617296] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  940.617298] [drm:intel_crt_detect], CRT not detected via hotplug
>[  940.618410] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  940.618414] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  940.618417] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  940.618418] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  940.619218] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  940.619221] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  940.619223] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  940.619225] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  940.619567] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  940.619571] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  940.619573] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  940.619582] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  940.715339] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  940.715345] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  940.715354] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  940.723085] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  940.723089] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  940.723098] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  940.864064] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  940.864077] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  940.864079] [drm:intel_crt_detect], CRT not detected via hotplug
>[  940.864498] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  940.864502] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  940.864504] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  940.864505] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  940.865319] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  940.865322] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  940.865324] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  940.865326] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  940.865822] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  940.865825] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  940.865828] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  940.865832] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  940.977050] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  940.977056] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  940.980595] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  940.999809] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  941.005332] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  941.030577] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  941.034216] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  941.036774] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  941.045246] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  941.045250] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  941.045254] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  944.895512] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  944.895524] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  944.895526] [drm:intel_crt_detect], CRT not detected via hotplug
>[  944.896009] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  944.896013] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  944.896015] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  944.896016] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  944.896830] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  944.896833] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  944.896835] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  944.896837] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  944.897470] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  944.897476] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  944.897479] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  944.897488] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  944.971055] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  944.971061] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  944.971070] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  944.978618] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  944.978622] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  944.978627] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  945.138944] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  945.138957] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  945.138959] [drm:intel_crt_detect], CRT not detected via hotplug
>[  945.139127] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  945.139130] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  945.139131] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  945.139133] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  945.140237] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  945.140239] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  945.140241] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  945.140243] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  945.140434] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  945.140438] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  945.140441] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  945.140755] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  945.238767] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  945.238772] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  945.242581] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  945.260601] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  945.280636] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  945.284552] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  945.292442] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  945.292446] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  945.292455] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  948.333785] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  948.333798] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  948.333800] [drm:intel_crt_detect], CRT not detected via hotplug
>[  948.337394] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  948.337398] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  948.337400] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  948.337402] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  948.338242] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  948.338246] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  948.338248] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  948.338251] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  948.338628] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  948.338632] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  948.338634] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  948.338643] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  948.414740] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  948.414745] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  948.414754] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  948.422711] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  948.422714] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  948.422722] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  948.577893] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  948.577901] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  948.577903] [drm:intel_crt_detect], CRT not detected via hotplug
>[  948.579121] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  948.579125] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  948.579127] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  948.579129] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  948.580269] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  948.580272] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  948.580274] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  948.580276] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  948.589636] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  948.589640] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  948.589642] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  948.589652] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  948.668918] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  948.668924] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  948.672350] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  948.681540] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  948.702002] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  948.702993] [drm:intel_dp_aux_ch] *ERROR* dp_aux_ch not done status 0xa145004a
>[  948.706059] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  948.713552] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  948.713556] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  948.713560] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  951.791101] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  951.791113] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  951.791115] [drm:intel_crt_detect], CRT not detected via hotplug
>[  951.791596] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  951.791601] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  951.791603] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  951.791604] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  951.792403] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  951.792406] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  951.792408] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  951.792410] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  951.792936] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  951.792940] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  951.792942] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  951.792951] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  951.833923] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  951.833929] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  951.833933] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  951.841825] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  951.841829] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  951.841836] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  952.010897] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  952.010909] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  952.010911] [drm:intel_crt_detect], CRT not detected via hotplug
>[  952.013830] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  952.013834] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  952.013836] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  952.013838] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  952.014641] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  952.014643] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  952.014645] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  952.014648] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  952.016994] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  952.016999] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  952.017002] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  952.017011] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  952.132318] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  952.132324] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  952.142963] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  952.165178] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  952.166794] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  952.190147] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  952.192495] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  952.194841] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  952.202622] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  952.202626] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  952.202634] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  955.832971] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  955.832984] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  955.832987] [drm:intel_crt_detect], CRT not detected via hotplug
>[  955.833458] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  955.833461] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  955.833463] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  955.833464] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  955.834594] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  955.834596] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  955.834598] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  955.834601] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  955.834765] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  955.834767] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  955.834768] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  955.834778] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  955.925145] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  955.925150] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  955.925160] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  955.932637] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  955.932640] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  955.932648] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  956.080568] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  956.080580] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  956.080582] [drm:intel_crt_detect], CRT not detected via hotplug
>[  956.080934] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  956.080938] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  956.080940] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  956.080941] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  956.081762] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  956.081765] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  956.081767] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  956.081769] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  956.082149] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  956.082152] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  956.082154] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  956.082163] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  956.167205] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  956.167211] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  956.189457] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  956.190463] [drm:intel_dp_aux_ch] *ERROR* dp_aux_ch not done status 0xa145004a
>[  956.196508] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  956.204056] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  956.205691] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  956.213414] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  956.213420] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  956.213429] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  959.270216] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  959.270228] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  959.270230] [drm:intel_crt_detect], CRT not detected via hotplug
>[  959.270410] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  959.270414] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  959.270416] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  959.270417] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  959.271551] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  959.271554] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  959.271556] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  959.271558] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  959.271722] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  959.272028] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  959.272031] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  959.272041] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  959.321600] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  959.321605] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  959.321615] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  959.329859] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  959.329863] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  959.329871] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  959.517993] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  959.518005] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  959.518007] [drm:intel_crt_detect], CRT not detected via hotplug
>[  959.520891] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  959.520895] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  959.520896] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  959.520898] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  959.521719] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  959.521722] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  959.522026] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  959.522030] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  959.523403] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  959.523408] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  959.523411] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  959.523420] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  959.560074] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  959.560080] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  959.563372] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  959.567653] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  959.586049] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  959.587740] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  959.595541] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  959.595544] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  959.595553] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  963.342249] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  963.342261] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  963.342576] [drm:intel_crt_detect], CRT not detected via hotplug
>[  963.342742] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  963.342747] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  963.342749] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  963.342750] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  963.343851] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  963.343854] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  963.343856] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  963.343859] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  963.344032] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  963.344034] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  963.344035] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  963.344044] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  963.412965] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  963.412971] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  963.412981] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  963.420427] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  963.420430] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  963.420438] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  963.590053] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  963.590065] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  963.590068] [drm:intel_crt_detect], CRT not detected via hotplug
>[  963.590233] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  963.590236] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  963.590237] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  963.590238] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  963.591353] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  963.591355] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  963.591357] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  963.591360] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  963.591529] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  963.591532] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  963.591534] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  963.591544] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  963.639176] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  963.639182] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  963.642357] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  963.647938] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  963.652924] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  963.668091] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  963.675284] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  963.675288] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  963.675297] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  966.775576] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  966.775587] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  966.775590] [drm:intel_crt_detect], CRT not detected via hotplug
>[  966.776828] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  966.776832] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  966.776834] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  966.776835] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  966.777643] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  966.777645] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  966.777647] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  966.777650] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  966.778102] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  966.778105] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  966.778108] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  966.778116] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  966.823645] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  966.823651] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  966.823660] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  966.832094] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  966.832098] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  966.832101] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  967.024054] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  967.024067] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  967.024069] [drm:intel_crt_detect], CRT not detected via hotplug
>[  967.025079] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  967.025083] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  967.025085] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  967.025086] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  967.025911] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  967.025914] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  967.025916] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  967.025919] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  967.026317] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  967.026321] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  967.026323] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  967.026327] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  967.074270] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  967.074276] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  967.077546] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  967.082554] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  967.098531] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  967.099517] [drm:intel_dp_aux_ch] *ERROR* dp_aux_ch not done status 0xa145004a
>[  967.107829] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  967.115396] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  967.115400] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  967.115408] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  970.209306] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  970.209318] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  970.209321] [drm:intel_crt_detect], CRT not detected via hotplug
>[  970.211670] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  970.211675] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  970.211677] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  970.211679] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  970.212482] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  970.212485] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  970.212487] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  970.212490] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  970.212869] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  970.212878] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  970.212881] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  970.212886] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  970.266342] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  970.266349] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  970.266358] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  970.274896] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  970.274900] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  970.274908] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  970.458998] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  970.459009] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  970.459012] [drm:intel_crt_detect], CRT not detected via hotplug
>[  970.459422] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  970.459426] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  970.459428] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  970.459429] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  970.460233] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  970.460236] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  970.460238] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  970.460241] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  970.460889] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  970.460893] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  970.460896] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  970.460909] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  970.531907] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  970.531913] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  970.535363] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  970.556526] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  970.557551] [drm:intel_dp_aux_ch] *ERROR* dp_aux_ch not done status 0xa145004a
>[  970.563843] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  970.565460] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  970.573519] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  970.573523] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  970.573531] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  974.485153] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  974.485473] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  974.485476] [drm:intel_crt_detect], CRT not detected via hotplug
>[  974.485649] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  974.485652] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  974.485653] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  974.485654] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  974.486774] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  974.486777] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  974.486779] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  974.486781] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  974.487378] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  974.487382] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  974.487384] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  974.487389] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  974.515845] [drm:gmbus_xfer], GMBUS [i915 gmbus dpc] timed out waiting for idle
>[  974.558001] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  974.558006] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  974.558015] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  974.565271] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  974.565275] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  974.565584] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  974.738147] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  974.738159] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  974.738162] [drm:intel_crt_detect], CRT not detected via hotplug
>[  974.740522] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  974.740527] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  974.740530] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  974.740531] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1
>[  974.741631] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  974.741634] [drm:intel_gmbus_force_bit], disabling bit-banging on i915 gmbus vga. force bit now 0
>[  974.741636] [drm:intel_crt_detect_ddc], CRT not detected via DDC:0x50 [no valid EDID found]
>[  974.741638] [drm:drm_helper_hpd_irq_event], [CONNECTOR:9:VGA-1] status updated from 2 to 2
>[  974.743034] [drm:gmbus_xfer], GMBUS [i915 gmbus dpb] NAK for addr: 0050 r(1)
>[  974.743038] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpb
>[  974.743041] [drm:drm_helper_hpd_irq_event], [CONNECTOR:12:HDMI-A-1] status updated from 2 to 2
>[  974.743050] [drm:drm_helper_hpd_irq_event], [CONNECTOR:15:DP-1] status updated from 2 to 2
>[  974.787048] [drm:drm_detect_monitor_audio], Monitor has basic audio support
>[  974.787053] [drm:drm_helper_hpd_irq_event], [CONNECTOR:17:HDMI-A-2] status updated from 1 to 1
>[  974.793878] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  974.804284] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  974.822928] [drm:intel_dp_aux_wait_done] *ERROR* dp aux hw did not signal timeout (has irq: 1)!
>[  974.825309] [drm:intel_dp_aux_ch], dp_aux_ch timeout status 0x7145004a
>[  974.827142] [drm:drm_helper_hpd_irq_event], [CONNECTOR:18:DP-2] status updated from 2 to 2
>[  974.835118] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus dpd
>[  974.835122] [drm:drm_helper_hpd_irq_event], [CONNECTOR:20:HDMI-A-3] status updated from 2 to 2
>[  974.835130] [drm:drm_helper_hpd_irq_event], [CONNECTOR:21:DP-3] status updated from 2 to 2
>[  977.919426] [drm:i915_hotplug_work_func], running encoder hotplug functions
>[  977.919434] [drm:intel_ironlake_crt_detect_hotplug], ironlake hotplug adpa=0xf40000, result 0
>[  977.919436] [drm:intel_crt_detect], CRT not detected via hotplug
>[  977.919604] [drm:gmbus_xfer], GMBUS [i915 gmbus vga] NAK for addr: 0050 r(1)
>[  977.919606] [drm:drm_do_probe_ddc_edid], drm: skipping non-existent adapter i915 gmbus vga
>[  977.919608] [drm:intel_crt_get_edid], CRT GMBUS EDID read failed, retry using GPIO bit-banging
>[  977.919609] [drm:intel_gmbus_force_bit], enabling bit-banging on i915 gmbus vga. force bit now 1

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