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 | 0.18 seconds |
| Igt-Version |
IGT-Version: 2.4-g93abaf017 (x86_64) (Linux: 7.0.0-rc7-CI_DRM_18313-g3751e2e5a19a+ x86_64) |
| Out |
Using IGT_SRANDOM=1775841409 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@ffff88810df9d828 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+0xdd/0x1440
entry_SYSCALL_64_after_hwframe+0x76/0x7e
Starting subtest: basic-pci-d3-state
Subtest basic-pci-d3-state: SUCCESS (0.178s)
|
| Err |
Starting subtest: basic-pci-d3-state Subtest basic-pci-d3-state: SUCCESS (0.178s) |
| Dmesg |
<7> [121.085426] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [121.085700] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [121.085915] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [121.086125] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [121.086814] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<6> [121.092546] Console: switching to colour dummy device 80x25
<6> [121.092613] [IGT] kms_pm_rpm: executing
<7> [121.102448] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [121.106051] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [121.106059] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [121.106259] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [121.111223] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [121.111610] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [121.111615] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [121.112216] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [121.112799] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [121.113382] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [121.114087] 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> [121.114572] 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> [121.115174] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [121.115537] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [121.115542] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [121.115975] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.116151] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [121.116576] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.116784] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.116789] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [121.116991] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [121.121419] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.121424] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [121.121613] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [121.121850] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [121.121855] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [121.126088] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [121.126104] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [121.126108] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [121.126865] 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> [121.127339] 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> [121.127982] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [121.127997] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [121.128000] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [121.128537] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.128714] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [121.129106] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.129318] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.129322] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [121.129573] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [121.133902] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.133906] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [121.134094] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [121.134116] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1]
<7> [121.134120] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [121.138396] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:111:DP-1] disconnected
<7> [121.138449] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2]
<7> [121.138453] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [121.139184] 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> [121.139677] 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> [121.140264] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:123:DP-2] disconnected
<7> [121.140303] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1]
<7> [121.140306] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [121.140788] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.140963] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [121.141385] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [121.141640] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.141643] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [121.141818] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [121.146150] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [121.146155] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [121.146366] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-1] disconnected
<7> [121.213563] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [121.214060] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [121.214543] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [121.214977] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [121.216008] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [131.275354] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [131.285085] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [132.216636] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [132.226121] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [132.227624] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:59:pipe A]
<7> [132.227181] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [132.227826] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [132.228399] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [132.229274] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:84:pipe B]
<7> [132.229221] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [132.233536] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [132.233897] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [132.235090] 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> [132.235867] 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> [132.237098] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [132.237612] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.237840] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [132.238229] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.238443] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.238448] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [132.238670] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [132.242916] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.242921] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [132.243264] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:109:pipe C]
<7> [132.247630] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [132.247847] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [132.248045] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [132.248241] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [132.248930] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [132.249414] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [132.253606] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<6> [132.345227] [IGT] kms_pm_rpm: starting subtest basic-pci-d3-state
<7> [132.364993] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:59:pipe A]
<7> [132.376630] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [132.384717] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [132.385157] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [132.385504] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [132.386729] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [132.387789] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [132.388163] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:84:pipe B]
<7> [132.392202] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [132.392701] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [132.393849] 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> [132.394623] 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> [132.396010] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:109:pipe C]
<7> [132.396218] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [132.396740] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.396919] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [132.397310] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.397565] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.397570] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [132.397830] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [132.402011] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.402016] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [132.405614] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [132.405834] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [132.406035] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [132.406233] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [132.406906] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [132.407222] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [132.410477] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [132.508690] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [132.518247] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [132.519751] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [132.520380] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:111:DP-1]
<7> [132.520370] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [132.521438] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<6> [132.523773] [IGT] kms_pm_rpm: finished subtest basic-pci-d3-state, SUCCESS
<7> [132.526463] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:123:DP-2]
<7> [132.527211] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [132.528526] 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> [132.529297] 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> [132.530484] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-1]
<7> [132.530967] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.531145] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [132.531577] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [132.531814] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.531820] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [132.531995] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [132.536640] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [132.536645] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [132.537070] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [132.537203] [IGT] kms_pm_rpm: exiting, ret=0
<6> [132.538870] Console: switching to colour frame buffer device 128x48
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