I used to have these.
Im pretty sure i’m not missing any packages.
No controls in xfce power manager’s gui or the panel-applet.
Manjaro unstable, Xorg, latest Kernel, amd ryzen APU.
Ddcutil works, it also works in kde.
LANG=en xfce4-power-manager --dump
Xfce power manager version 4.20.0With policykit support
Can suspend: True
Can hibernate: False
Can hybrid sleep: False
Authorized to suspend: True
Authorized to hibernate: False
Authorized to hybrid sleep: False
Authorized to shutdown: True
Has battery: False
Has brightness panel: False
Has power button: True
Has hibernate button: True
Has sleep button: True
Has battery button: True
Has LID: False
inxi -GS
System:
Host: sascha-ms7c56 Kernel: 6.17.8-1-MANJARO arch: x86_64 bits: 64
Desktop: Xfce v: 4.20.1 Distro: Manjaro Linux
Graphics:
Device-1: Advanced Micro Devices [AMD/ATI] Cezanne [Radeon Vega Series /
Radeon Mobile Series] driver: amdgpu v: kernel
Display: x11 server: X.org v: 1.21.1.20 driver: X: loaded: modesetting
dri: radeonsi gpu: amdgpu resolution: 3840x2160~60Hz
API: EGL v: 1.5 drivers: kms_swrast,radeonsi,swrast
platforms: gbm,x11,surfaceless,device
API: OpenGL v: 4.6 compat-v: 4.5 vendor: amd mesa v: 25.2.7-arch1.1
renderer: AMD Radeon Graphics (radeonsi renoir ACO DRM 3.64
6.17.8-1-MANJARO)
Info: Tools: api: eglinfo,glxinfo de: xfce4-display-settings
x11: xprop,xrandr