Testing And Unstable • [Testing - Trixie] i2c-dev file missing -> powerdevil not working

Code:

...:~$ /usr/lib/x86_64-linux-gnu/libexec/org_kde_powerdevil    Unexpected error. Unable to open sysfs directory /sys/class/drm/card0-HDMI-A-1/ddc/i2c-dev: No such file or directoryorg.kde.powerdevil: [DDCutilDetector]: Failed to initialize callbackorg.kde.powerdevil: Handle button events action could not check for screen configurationwl_display#1: error 1: invalid method 5, object kde_external_brightness_device_v1#34The Wayland connection experienced a fatal error: Invalid argument

Code:

root@ThinkMay:# lsmod | grep i2cnxp_nci_i2c            16384  0nxp_nci                12288  1 nxp_nci_i2cnci                    94208  2 nxp_nci,nxp_nci_i2ci2c_algo_bit           12288  1 amdgpui2c_hid_acpi           12288  0i2c_hid                40960  1 i2c_hid_acpihid                   262144  4 i2c_hid,hid_multitouch,hid_generic,amd_sfhi2c_piix4              28672  0drm                   770048  52 gpu_sched,i2c_hid,drm_kms_helper,drm_exec,drm_suballoc_helper,drm_display_helper,drm_buddy,thinkpad_acpi,amdgpu,drm_ttm_helper,ttm,amdxcpi2c_smbus              16384  1 i2c_piix4root@ThinkMay~#

Code:

6.12.12-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.12.12-1 (2025-02-02) x86_64 GNU/Linux

Code:

root@ThinkMay:~# dmesg | grep amdgpu[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-6.12.12-amd64 root=UUID=d4983cb3-778a-4c71-a14b-b977ccc7486e ro quiet amdgpu.dcdebugmask=0x10[    0.009148] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-6.12.12-amd64 root=UUID=d4983cb3-778a-4c71-a14b-b977ccc7486e ro quiet amdgpu.dcdebugmask=0x10[    2.706224] [drm] amdgpu kernel modesetting enabled.[    2.717950] amdgpu: Virtual CRAT table created for CPU[    2.717961] amdgpu: Topology: Add CPU node[    2.718057] amdgpu 0000:c4:00.0: enabling device (0006 -> 0007)[    2.724979] amdgpu 0000:c4:00.0: amdgpu: Fetched VBIOS from VFCT[    2.724981] amdgpu: ATOM BIOS: 113-PHXGENERIC-001[    2.731024] amdgpu 0000:c4:00.0: vgaarb: deactivate vga console[    2.731026] amdgpu 0000:c4:00.0: amdgpu: Trusted Memory Zone (TMZ) feature enabled[    2.731089] amdgpu 0000:c4:00.0: amdgpu: VRAM: 4096M 0x0000008000000000 - 0x00000080FFFFFFFF (4096M used)[    2.731091] amdgpu 0000:c4:00.0: amdgpu: GART: 512M 0x00007FFF00000000 - 0x00007FFF1FFFFFFF[    2.731287] [drm] amdgpu: 4096M of VRAM memory ready[    2.731289] [drm] amdgpu: 29959M of GTT memory ready.[    2.757606] amdgpu 0000:c4:00.0: amdgpu: reserve 0x4000000 from 0x80f8000000 for PSP TMR[    3.314440] amdgpu 0000:c4:00.0: amdgpu: RAS: optional ras ta ucode is not available[    3.322856] amdgpu 0000:c4:00.0: amdgpu: RAP: optional rap ta ucode is not available[    3.322859] amdgpu 0000:c4:00.0: amdgpu: SECUREDISPLAY: securedisplay ta ucode is not available[    3.354493] amdgpu 0000:c4:00.0: amdgpu: SMU is initialized successfully![    3.434973] kfd kfd: amdgpu: Allocated 3969056 bytes on gart[    3.434992] kfd kfd: amdgpu: Total number of KFD nodes to be created: 1[    3.435118] amdgpu: Virtual CRAT table created for GPU[    3.435443] amdgpu: Topology: Add dGPU node [0x1900:0x1002][    3.435445] kfd kfd: amdgpu: added device 1002:1900[    3.435458] amdgpu 0000:c4:00.0: amdgpu: SE 1, SH per SE 2, CU per SH 6, active_cu_number 12[    3.435464] amdgpu 0000:c4:00.0: amdgpu: ring gfx_0.0.0 uses VM inv eng 0 on hub 0[    3.435466] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.0.0 uses VM inv eng 1 on hub 0[    3.435468] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.1.0 uses VM inv eng 4 on hub 0[    3.435469] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.2.0 uses VM inv eng 6 on hub 0[    3.435470] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.3.0 uses VM inv eng 7 on hub 0[    3.435471] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.0.1 uses VM inv eng 8 on hub 0[    3.435472] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.1.1 uses VM inv eng 9 on hub 0[    3.435473] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.2.1 uses VM inv eng 10 on hub 0[    3.435475] amdgpu 0000:c4:00.0: amdgpu: ring comp_1.3.1 uses VM inv eng 11 on hub 0[    3.435476] amdgpu 0000:c4:00.0: amdgpu: ring sdma0 uses VM inv eng 12 on hub 0[    3.435477] amdgpu 0000:c4:00.0: amdgpu: ring vcn_unified_0 uses VM inv eng 0 on hub 8[    3.435478] amdgpu 0000:c4:00.0: amdgpu: ring jpeg_dec uses VM inv eng 1 on hub 8[    3.435480] amdgpu 0000:c4:00.0: amdgpu: ring mes_kiq_3.1.0 uses VM inv eng 13 on hub 0[    3.442187] amdgpu 0000:c4:00.0: amdgpu: Runtime PM not available[    3.442879] [drm] Initialized amdgpu 3.59.0 for 0000:c4:00.0 on minor 0[    3.446854] fbcon: amdgpudrmfb (fb0) is primary device[    4.915330] amdgpu 0000:c4:00.0: [drm] fb0: amdgpudrmfb frame buffer device[    6.006338] snd_hda_intel 0000:c4:00.1: bound 0000:c4:00.0 (ops amdgpu_dm_audio_component_bind_ops [amdgpu])root@ThinkMay:~#