Results for igt@kms_pm_backlight@basic-brightness

Result: Skip

integration-manifest git-log-oneline i915_display_info0 igt_runner0 run0 runtimes0 results0.json guc_logs0.tar i915_display_info_post_exec0 boot0 dmesg0

DetailValue
Duration 0.00 seconds
Igt-Version 
IGT-Version: 2.3-g4987fcaab (x86_64) (Linux: 6.19.0-CI_DRM_18015-g7c2ed7e89e28+ x86_64)
Out 
Using IGT_SRANDOM=1771623659 for randomisation
Opened device: /dev/dri/card0
Test requirement not met in function __igt_unique____real_main206, file ../tests/intel/kms_pm_backlight.c:288:
Test requirement: found
No valid output found.
Last errno: 95, Operation not supported
Subtest basic-brightness: SKIP (0.000s)
Err 
Subtest basic-brightness: SKIP (0.000s)
Dmesg
<6> [261.902198] Console: switching to colour dummy device 80x25
<6> [261.903889] [IGT] kms_pm_backlight: executing
<7> [261.921376] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [261.926192] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<7> [261.928660] i915 0000:00:02.0: [drm:i915_gem_open [i915]]
<7> [261.950653] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:113:DP-1]
<7> [261.950691] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [261.951535] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [261.952477] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [261.954917] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [261.960086] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:113:DP-1] disconnected
<7> [261.960254] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [261.965700] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [261.967119] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [261.968164] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [261.969952] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [261.971114] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [261.971146] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [261.972770] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [261.976429] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [261.976463] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [261.978400] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [261.984080] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [261.987122] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [261.988070] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [261.991599] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [261.992683] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [261.992711] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [261.993713] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [261.997237] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [261.997269] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.000396] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:120:HDMI-A-1]
<7> [262.000428] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [262.001940] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.003457] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.005006] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.005881] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [262.008476] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [262.010137] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.011309] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [262.013898] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.015154] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.015183] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.016664] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [262.019795] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.019823] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [262.022447] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.024678] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.026247] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:120:HDMI-A-1] disconnected
<7> [262.029782] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:125:DP-2]
<7> [262.029819] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [262.031355] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.032227] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [262.034516] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [262.039676] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:125:DP-2] disconnected
<7> [262.039838] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [262.045097] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [262.047941] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.048931] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [262.050264] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.051279] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.051308] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.053128] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [262.057457] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.057529] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [262.059530] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [262.065338] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [262.066899] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.067881] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [262.069103] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.070086] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.070114] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.071414] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [262.074825] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.074856] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.077543] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-2]
<7> [262.077630] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.078806] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [262.079854] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.080833] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.081748] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [262.084003] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [262.085301] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.086211] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [262.087280] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.088205] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.088233] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.089229] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [262.092496] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.092642] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.093922] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.095483] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.096645] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-2] disconnected
<7> [262.098017] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:113:DP-1]
<7> [262.098044] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [262.099216] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.100081] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [262.101921] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [262.107013] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:113:DP-1] disconnected
<7> [262.107177] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [262.112447] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [262.113907] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.114827] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [262.116308] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.117794] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.117825] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.118878] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [262.121924] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.121955] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [262.123121] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [262.128273] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [262.129668] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.130531] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [262.132052] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.133510] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.133541] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.134706] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [262.137638] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.137669] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.138858] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:120:HDMI-A-1]
<7> [262.138893] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [262.140255] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.141186] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [262.142231] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.143170] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.143197] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.144645] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [262.147966] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.147997] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [262.149001] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.150673] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.151520] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:120:HDMI-A-1] disconnected
<7> [262.151822] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:125:DP-2]
<7> [262.151844] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [262.152909] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.153883] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling display
<7> [262.155964] i915 0000:00:02.0: [drm:intel_vga_disable [i915]] VGA decode is disabled
<7> [262.160995] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:125:DP-2] disconnected
<7> [262.161164] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:113:DP-1]
<7> [262.166512] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:120:HDMI-A-1]
<7> [262.168785] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.169712] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK on first message, retry
<7> [262.170678] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus dpb] NAK for addr: 0050 w(1)
<7> [262.171513] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.171541] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.172457] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus dpb. force bit now 1
<7> [262.175937] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus dpb
<7> [262.176005] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus dpb. force bit now 0
<7> [262.177308] i915 0000:00:02.0: [drm:intel_dp_detect [i915]] [CONNECTOR:125:DP-2]
<7> [262.182494] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [262.183955] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.185010] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [262.186190] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.188103] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.188137] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.189511] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [262.192960] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.192995] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.194348] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-2]
<7> [262.194384] i915 0000:00:02.0: [drm:intel_hdmi_detect [i915]] [CONNECTOR:129:HDMI-A-2]
<7> [262.196672] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.197432] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK on first message, retry
<7> [262.198844] i915 0000:00:02.0: [drm:do_gmbus_xfer [i915]] GMBUS [i915 gmbus panel] NAK for addr: 0050 w(1)
<7> [262.199827] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.199855] i915 0000:00:02.0: [drm:intel_hdmi_set_edid [i915]] HDMI GMBUS EDID read failed, retry using GPIO bit-banging
<7> [262.200816] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] enabling bit-banging on i915 gmbus panel. force bit now 1
<7> [262.203304] [drm:drm_do_probe_ddc_edid] drm: skipping non-existent adapter i915 gmbus panel
<7> [262.203332] i915 0000:00:02.0: [drm:intel_gmbus_force_bit [i915]] disabling bit-banging on i915 gmbus panel. force bit now 0
<7> [262.204477] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling display
<7> [262.206672] i915 0000:00:02.0: [drm:intel_power_well_disable [i915]] disabling always-on
<7> [262.207679] i915 0000:00:02.0: [drm:drm_helper_probe_single_connector_modes] [CONNECTOR:129:HDMI-A-2] disconnected
<6> [262.209154] [IGT] kms_pm_backlight: exiting, ret=77
<7> [262.210891] i915 0000:00:02.0: [drm:i915_drop_caches_set [i915]] Dropping caches: 0x000001dc [0x000001dc]
<6> [262.219402] Console: switching to colour frame buffer device 128x48
<7> [262.243531] i915 0000:00:02.0: [drm:intel_power_well_enable [i915]] enabling always-on
<7> [262.244738] i915 0000:00:02.0: [drm:drm_client_dev_restore] fbdev: ret=0
Created at 2026-02-21 11:06:16