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: 2.3-ga85208a45 (x86_64) (Linux: 7.0.0-rc1-next-20260225-next-20260225-g877552aa8758+ x86_64) |
| Out |
Using IGT_SRANDOM=1772039309 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@ffff8881073c1820 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+0x140b/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/0x1470
entry_SYSCALL_64_after_hwframe+0x76/0x7e
Starting subtest: basic-pci-d3-state
Subtest basic-pci-d3-state: SUCCESS (0.181s)
|
| Err |
Starting subtest: basic-pci-d3-state Subtest basic-pci-d3-state: SUCCESS (0.181s) |
| Dmesg |
<7> [70.193270] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [70.193594] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<6> [70.193865] Console: switching to colour dummy device 80x25
<6> [70.193966] [IGT] kms_pm_rpm: executing
<7> [70.193866] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [70.194141] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [70.194940] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [70.202647] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [70.206266] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1]
<7> [70.206273] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [70.206473] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [70.211429] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1] disconnected
<7> [70.211746] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2]
<7> [70.211752] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [70.212864] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [70.213408] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [70.213976] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [70.214670] 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> [70.215160] 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> [70.215823] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2] disconnected
<7> [70.216160] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1]
<7> [70.216176] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [70.216669] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.216872] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [70.217373] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.217627] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.217631] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [70.217812] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [70.222106] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.222111] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [70.222355] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1] disconnected
<7> [70.222643] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1]
<7> [70.222648] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [70.226923] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1] disconnected
<7> [70.226939] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2]
<7> [70.226942] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [70.227737] 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> [70.228257] 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> [70.228876] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2] disconnected
<7> [70.228891] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1]
<7> [70.228895] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [70.229398] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.229574] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [70.229965] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.230275] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.230281] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [70.230470] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [70.234921] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.234926] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [70.235115] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1] disconnected
<7> [70.235138] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1]
<7> [70.235166] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [70.239421] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:110:DP-1] disconnected
<7> [70.239463] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2]
<7> [70.239466] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [70.240222] 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> [70.240701] 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> [70.241319] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:122:DP-2] disconnected
<7> [70.241360] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1]
<7> [70.241363] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [70.241808] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.241984] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [70.242442] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [70.242685] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.242689] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [70.242865] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [70.247267] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [70.247271] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [70.247459] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:128:HDMI-A-1] disconnected
<7> [70.313211] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [70.313677] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [70.314123] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [70.314547] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [70.315440] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [81.290482] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [81.299167] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [81.324693] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [81.333666] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [81.335011] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [81.335662] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:58:pipe A]
<7> [81.336054] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [81.336961] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [81.338087] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:83:pipe B]
<7> [81.337963] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [81.342656] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [81.343240] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [81.344384] 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> [81.345163] 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> [81.346391] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [81.346945] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.347121] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [81.347508] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.347731] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.347735] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [81.347971] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [81.352118] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.352122] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [81.352494] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:108:pipe C]
<7> [81.356927] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [81.357145] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [81.357341] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [81.357533] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [81.358240] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [81.358634] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [81.363250] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<6> [81.454344] [IGT] kms_pm_rpm: starting subtest basic-pci-d3-state
<7> [81.472161] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:58:pipe A]
<7> [81.484066] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [81.491493] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [81.492466] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [81.492893] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [81.493598] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<7> [81.494417] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:83:pipe B]
<7> [81.494407] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [81.498901] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [81.499488] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [81.500769] 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> [81.501702] 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> [81.503229] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [81.503848] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.504107] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [81.504509] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.504736] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.504741] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [81.504946] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [81.509060] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.509064] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [81.509408] i915 0000:00:02.0: [drm:drm_mode_setcrtc] [CRTC:108:pipe C]
<7> [81.511919] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling PW_2
<7> [81.512137] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling DC_off
<7> [81.512333] i915 0000:00:02.0: [drm:skl_enable_dc6 [i915]] Enabling DC6
<7> [81.512525] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 00 to 02
<7> [81.513199] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [81.513419] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Suspending device
<7> [81.516671] i915 0000:00:02.0: [drm:intel_runtime_suspend [i915]] Device suspended
<7> [81.622564] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Resuming device
<7> [81.631403] i915 0000:00:02.0: [drm:intel_runtime_resume [i915]] Device resumed
<7> [81.632820] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [81.633328] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:110:DP-1]
<7> [81.633509] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling DC_off
<7> [81.634455] i915 0000:00:02.0: [drm:gen9_set_dc_state.part.0 [i915]] Setting DC state from 02 to 00
<6> [81.636192] [IGT] kms_pm_rpm: finished subtest basic-pci-d3-state, SUCCESS
<7> [81.639409] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:122:DP-2]
<7> [81.639734] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling PW_2
<7> [81.640770] 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> [81.641549] 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> [81.642786] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:128:HDMI-A-1]
<7> [81.643223] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.643403] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK on first message, retry
<7> [81.643797] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpc] NAK for addr: 0050 w(1)
<7> [81.644051] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.644055] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [81.644230] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpc. force bit now 1
<7> [81.648430] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpc
<7> [81.648435] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpc. force bit now 0
<7> [81.648851] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
<6> [81.649010] [IGT] kms_pm_rpm: exiting, ret=0
<6> [81.650447] Console: switching to colour frame buffer device 128x48
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