Lenovo Thunderbolt 4 dock external monitor not working with nvidia driver 525.60.11 for fedora 36 (kernel 6.0.11.200, Quadro T1000 Mobile)

Graphics / Linux Linux
1

Not working HDMI and DP through Lenovo Thunderbolt 4 dock with Lenovo P1 Gen2 laptop. External monitor connected directly to laptop works, but not via dock.
nvidia-bug-report.log.gz (380.1 KB)

2

You’re using Gnome/Wayland, does this also happen when running xorg?

3

Yes, it is the same. It is visible in xorg log that it detect dock chip VMM5300, but any display connected to it is not detedcted.

[  1418.835] (EE) NVIDIA(GPU-0): Unable to add conservative default mode "nvidia-auto-select".
[  1418.835] (EE) NVIDIA(GPU-0): Unable to add "nvidia-auto-select" mode to ModePool.
[  1418.836] (--) NVIDIA(GPU-0): Doble Engineering VMM5300 ROM (DFP-1): connected
[  1418.836] (--) NVIDIA(GPU-0): Doble Engineering VMM5300 ROM (DFP-1): Internal DisplayPort
[  1418.836] (--) NVIDIA(GPU-0): Doble Engineering VMM5300 ROM (DFP-1): 2660.0 MHz maximum pixel clock

Uploading bug report with xorg
nvidia-bug-report.log_xorg.gz (362.7 KB)

4

It’s rather odd the hub chip is showing up as a monitor. Please check for a firmware update for that dock.