Result:
git-log-oneline i915_display_info0 igt_runner0 run0 runtimes0 results0.json guc_logs0.tar i915_display_info_post_exec0 boot0 dmesg0
| Detail | Value |
|---|---|
| Duration | 0.19 seconds |
| Igt-Version |
IGT-Version: 2.4-g81169c743 (x86_64) (Linux: 7.0.0-rc7-next-20260409-next-20260409-g3fa7d958829e+ x86_64) |
| Out |
Using IGT_SRANDOM=1775748438 for randomisation
Opened device: /dev/dri/card0
Runtime PM support: 1
PC8 residency support: 0
DMC: fw loaded: yes
i915_runtime_pm_status:
GPU idle: yes
IRQs disabled: no
Usage count: 1
PCI device power state: D0 [0]
ref_tracker: intel_runtime_pm@ffff88811f9857b8 has 1/1 users at
track_intel_runtime_pm_wakeref+0x90/0xb0 [i915]
__intel_runtime_pm_get+0x60/0x130 [i915]
i915_display_rpm_get_raw+0x17/0x30 [i915]
intel_display_rpm_get_raw+0x20/0x30 [i915]
__intel_display_power_put_async+0x3a/0x1c0 [i915]
intel_atomic_commit_tail+0x140d/0x1d70 [i915]
intel_atomic_commit+0x2e8/0x330 [i915]
drm_atomic_commit+0xaf/0xf0
drm_atomic_helper_set_config+0x82/0xd0
drm_mode_setcrtc+0x548/0xa10
drm_ioctl_kernel+0xb3/0x120
drm_ioctl+0x2d4/0x5a0
__x64_sys_ioctl+0xa5/0x100
x64_sys_call+0x1250/0x26e0
do_syscall_64+0x103/0x1410
entry_SYSCALL_64_after_hwframe+0x76/0x7e
Starting subtest: basic-pci-d3-state
Subtest basic-pci-d3-state: SUCCESS (0.187s)
|
| Err |
Starting subtest: basic-pci-d3-state Subtest basic-pci-d3-state: SUCCESS (0.187s) |
| Dmesg |
<7> [98.807213] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [98.807488] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [98.807695] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [98.807896] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [98.808583] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<6> [98.814172] Console: switching to colour dummy device 80x25
<6> [98.814240] [IGT] kms_pm_rpm: executing
<7> [98.822740] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [98.826906] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [98.826915] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [98.827176] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [98.831638] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [98.831953] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [98.831958] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [98.833154] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [98.833675] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [98.834260] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [98.834974] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [98.835465] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [98.836062] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [98.836421] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [98.836426] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [98.836864] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.837058] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [98.837559] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.837780] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.837785] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [98.837973] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [98.842279] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.842284] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [98.842482] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [98.842713] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [98.842718] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [98.847003] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [98.847019] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [98.847023] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [98.847870] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [98.848357] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [98.848950] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [98.848966] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [98.848970] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [98.849445] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.849631] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [98.850029] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.850308] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.850312] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [98.850509] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [98.854721] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.854726] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [98.854924] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [98.854947] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [98.854951] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [98.859262] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [98.859304] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [98.859308] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [98.860031] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [98.860582] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [98.861185] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [98.861228] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [98.861232] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [98.861676] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.861869] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [98.862316] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [98.862532] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.862536] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [98.862717] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [98.866948] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [98.866953] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [98.867202] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [98.935282] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [98.935796] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [98.936299] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [98.936868] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [98.937927] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [109.925930] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [109.937503] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [109.962292] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [109.970149] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [109.971543] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [109.972200] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:59:pipe A]
<7> [109.972464] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [109.973242] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [109.974207] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:84:pipe B]
<7> [109.974225] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [109.978591] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [109.978973] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [109.980086] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [109.980885] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [109.982174] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [109.982633] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [109.982825] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [109.983292] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [109.983525] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [109.983529] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [109.983709] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [109.987967] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [109.987972] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [109.988327] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:109:pipe C]
<7> [109.992980] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [109.993228] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [109.993449] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [109.993691] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [109.994393] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [109.994776] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [109.999504] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<6> [110.090189] [IGT] kms_pm_rpm: starting subtest basic-pci-d3-state
<7> [110.109618] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:59:pipe A]
<7> [110.120987] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [110.129893] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [110.130890] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [110.131319] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [110.132061] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [110.132994] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:84:pipe B]
<7> [110.132888] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [110.137424] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [110.138331] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [110.139415] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [110.140194] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [110.141695] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [110.141932] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:109:pipe C]
<7> [110.142195] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [110.142396] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [110.142811] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [110.143047] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [110.143051] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [110.143249] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [110.147354] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [110.147360] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [110.151974] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [110.152199] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [110.152405] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [110.152605] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [110.153287] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [110.153544] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [110.157841] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [110.260706] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [110.273135] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [110.273787] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [110.274414] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [110.275066] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [110.276550] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<6> [110.277235] [IGT] kms_pm_rpm: finished subtest basic-pci-d3-state, SUCCESS
<7> [110.280942] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [110.281279] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [110.282255] i915 0000:00:02.0: [drm:drm_dp_read_dpcd_caps [drm_display_helper]] AUX C/DDI C/PHY C: DPCD: 12 0a 82 01 00 03 01 81 00 01 00 00 00 00 00
<7> [110.283041] i915 0000:00:02.0: [drm:drm_dp_dump_desc [drm_display_helper]] AUX C/DDI C/PHY C: DP branch: OUI 00-60-37 dev-ID 3355N2 HW-rev 1.0 SW-rev 1.3 quirks 0x0000
<7> [110.284319] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [110.284787] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [110.285014] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [110.285470] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [110.285692] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [110.285697] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [110.285939] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [110.290287] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [110.290292] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [110.290645] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [110.290776] [IGT] kms_pm_rpm: exiting, ret=0
<6> [110.292103] Console: switching to colour frame buffer device 128x48
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