Gamescope doesn't work with my dGPU in NVIDIA PRIME setup

[dCo3lh0]

Is there an existing issue for this?

• I have searched the existing issues

Are you using any gamescope patches or a forked version of gamescope?

• The issue occurs on upstream gamescope without any modifications

Current Behavior

I'm trying to use my dGPU with NVIDIA Prime setup to play games in wayland on wine and gamescope and i can only use the integrated graphics setup from my Ryzen the iGPU, i cant use my dGPU to play at all. Its "On Demand" Mode, i don't know if it can help.

Steps To Reproduce

1. Start Game
2. Doesn't start at all
3. See logs.

Hardware information

- Distro: Tuxedo OS 4 (Based on Ubuntu 24.04)
- CPU: AMD Ryzen 7 5700G with Radeon Graphics
- GPU: NVIDIA Corporation TU106 [GeForce RTX 2060 Rev. A]
- Driver Version: Mesa 24.2.7-1~24.04-tux1 and NVIDIA 560.35.03

Software information

- Desktop environment: KDE 6.2.3
- Session type: wayland
- Gamescope version: 3.15.9-23-gd317492
- Gamescope launch command(s): gamescope --prefer-vk-device 10de:1f08 -w 1920 -h 1080 -W 1920 -H 1080 -r 60 -b --mangoapp -F fsr --fsr-sharpness 10 -- /home/dco3lh0/.local/share/lutris/runners/wine/wine-ge-8-26-x86_64/bin/wine /mnt/Arquivos/Games/Lutris/gog/star-wars-episode-i-racer/drive_c/GOG Games/STAR WARS Racer/SWEP1RCR.EXE

Which gamescope backends have the issue you are reporting?

• Wayland (default for nested gamescope)
• DRM (default for embedded gamescope, i.e. gamescope-session)
• SDL
• OpenVR

Logging, screenshots, or anything else

Lutris.log
Heroic.log

[tskaar]

Based on your logs:
Duplicate of #1590?