https://bugs.kde.org/show_bug.cgi?id=499251
Bug ID: 499251
Summary: Brightness Controll Wiget don't provide 2nd Monitor
Controll after Suspend
Classification: Plasma
Product: plasmashell
Version: master
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Brightness and Color widget
Assignee: plasma-b...@kde.org
Reporter: u...@gmx.net
CC: natalie_clar...@yahoo.de
Target Milestone: 1.0
Created attachment 177769
--> https://bugs.kde.org/attachment.cgi?id=177769&action=edit
Screenshot 1 after fresh boot where both Monitors are listed
SUMMARY
After Suspend, my 2nd Monitor connected via USB-C DP Alt mode is quite dark
(reduced brightness - if I remind well, there is a bug still open about it,
which should be fixed at Plasma 6.3 according "This Week in Plasma")
STEPS TO REPRODUCE
1. Firtst login after reboot
2. Open Brightness controll -> 2nd Monitor is visible (see screenshot 1)
3. Suspend PC
4. Resume
5. Switch on 2nd Monitor due to still in Suspend
6. login
7. Open Brightness controll -> 2nd Monitor is not visible (see screenshot 2)
OBSERVED RESULT
2nd Monitor is not listed in the Brightness controll panael
EXPECTED RESULT
2nd Monitor is listed in the Brightness controll panael
SOFTWARE/OS VERSIONS (from Systeminformation)
Operating System: openSUSE Tumbleweed
Operating System: openSUSE Tumbleweed 20250125
KDE Plasma Version: 6.2.5
KDE Frameworks Version: 6.10.0
Qt Version: 6.8.1
Kernel Version: 6.13.0-1-default (64-bit)
Graphics Platform: Wayland
Processors: 8 × AMD Ryzen 7 4700U with Radeon Graphics
Memory: 30.8 GiB of RAM
Graphics Processor: AMD Radeon Graphics
Manufacturer: ASUSTeK COMPUTER INC.
Product Name: MINIPC PN50
System Version: 0626
ADDITIONAL INFORMATION
# inxi -Gxx
Graphics:
Device-1: Advanced Micro Devices [AMD/ATI] Renoir [Radeon Vega Series /
Radeon Mobile Series] vendor: ASUSTeK driver: amdgpu v: kernel arch: GCN-5
pcie: speed: 16 GT/s lanes: 16 ports: active: DP-1,DP-3
empty: DP-2,HDMI-A-1 bus-ID: 05:00.0 chip-ID: 1002:1636 temp: 66.0 C
Display: unspecified server: X.org v: 1.21.1.15 with: Xwayland v: 24.1.4
compositor: kwin_wayland driver: X: loaded: modesetting unloaded: vesa
alternate: fbdev dri: radeonsi gpu: amdgpu display-ID: :1 screens: 1
Screen-1: 0 s-res: 5760x2160 s-dpi: 96
Monitor-1: DP-1 pos: primary,left model: EIZO NANAO EV3285 res: 3840x2160
hz: 60 dpi: 140 diag: 806mm (31.7")
Monitor-2: DP-3 pos: right model: ASUS MB16AMT res: 1920x1080 hz: 60
dpi: 142 diag: 395mm (15.5")
API: EGL v: 1.5 platforms: device: 0 drv: radeonsi device: 1 drv: swrast
gbm: drv: radeonsi surfaceless: drv: radeonsi x11: drv: radeonsi
inactive: wayland
API: OpenGL v: 4.6 compat-v: 4.5 vendor: amd mesa v: 24.3.4 glx-v: 1.4
direct-render: yes renderer: AMD Radeon Graphics (radeonsi renoir LLVM
19.1.7 DRM 3.59 6.13.0-1-default) device-ID: 1002:1636
API: Vulkan v: 1.4.304 surfaces: xcb,xlib device: 0 type: integrated-gpu
driver: N/A device-ID: 1002:1636
Info: Tools: api: eglinfo, glxinfo, vulkaninfo
de: kscreen-console,kscreen-doctor wl: wayland-info
x11: xdpyinfo, xprop, xrandr
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