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Joined 7 months ago
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Cake day: July 9th, 2025

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  • Your probably right, might be getting ahead of myself.

    Installed powerkit, it is for x11 but I thought id give her a whirl. Setting brightness on AC plug works. Like me, powerkit complains about not being able to start xscreensaver.

    The cpupower-gui fails with a python argparse error. Using power-profiles-daemon and checking cpupower frequency-info the profiles are changing.

    turbostat as root fails with cpu0 msr offset 0x611 read failed - i/o error. Still researching.

    Checking dmesg isn’t reporting anything but the initial amdgpu errors that happen on first boot on battery. I just started cp2077, the dmesg’s after game start all seem normal using battery power. Looks like it’s only happening on boot.

    I’ll keep monitoring.

    I’ll search around in my hyprland.conf to make sure the brightness keymappings are correct. powerkit changing brightness makes me think it’s a config problem.


  • Using hyprland. On my first install a few days ago the backlight buttons worked fine. Then I nuked that install to install btrfs so I could use snapper. I’m thinking the backlight might have been working then because i installed plasma-meta and kde-applications-meta, they probably pulled in whatever was talking to the display. Although that’s just my speculation.

    On the amd errors i have I’ve found they only happen on battery power. Confirmed by booting four times. Two on ac had no errors but the two on battery did. Probably a driver bug. Likely unrelated to the backlight.

    Ill try booting up a live usb with kde in the morning to see if the backlight works there. Maybe eOS or something.






  • I have no nixos experience so I would not be the best person to ask. You could try asking a new question on lemmy with the updated info asking for nixos specific help on the best way to translate the github gist to something a bit more familiar to you.

    You might be able to ask the author of the github gist for advice?

    Glad I could at least hopefully point you in the right direction.



  • On the crosspoast there was a comment that suggested flushing the power from the machine. I had an asus laptop that bluetooth would fail after switching to linux from windows (dualboot). The only fix was to boot to windows and shut bluetooth off. I never thought about flushing the charge from the motherboard which might have been a solution to that issue.

    I would search for your motherboard make model and see if their is an option to reset your chips. On my asus laptop you unplug the power and hold the power for 30 seconds.

    Another option might be to try a windows live usb. If the bluetooth works there try disabling it in windows.

    If all the above fails it is likely the hardware. Might take it to a computer tech to see if they can fix it?