https://bugs.kde.org/show_bug.cgi?id=471493
--- Comment #7 from ilk...@gmail.com --- (In reply to Nickolas Grigoriadis from comment #6) > Hi, I have the same symptoms (but a little worse). > > If I use my notebook without an external monitor in wayland, the dGPU will > turn on/off as needed, but once I plug in an external monitor (used both the > DP and HDMI connectors on the notebook) and the compositor uses the external > display, it will never power down the dGPU even if everything is unplugged > and the notebook is on battery. > > On X11 the dGPU will power down when unplugged and on battery. > > The DP & HDMI ports on this notebook is connected to the dGPU. Internal > display is on iGPU. > > I suspect that once the compositor uses a display port it keeps a handle > open to it, which inhibits the dGPU powering down at all. > > My system: > Plasma Wayland 5.27.10 (Fedora 39 KDE) > kernel 6.6.8 (was the same on 6.5 series) > CPU/iGPU: AMD 4800H (renoir) > dGPU: AMD RX5600m 6GB > Notebook: MSI Alpha A4DEK > Using PPD for power management. Does it turn it off if you go to compositor settings and change any setting? (In my case it was turning it off about 30 seconds after changing a compositor setting) -- You are receiving this mail because: You are watching all bug changes.
