Cannot switch resolution of internal LCD on Lenovo P15 Gen2 Quadro T1000

Nvidia offers only the max resolution of the LCD. With Nouvau also lower resolutions are offered.
The following messages are from dmesg

[235918.705495] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.750163] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.796901] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.843107] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.887801] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.934104] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235918.978727] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235919.078975] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.
[235919.124618] nvidia-modeset: WARNING: GPU:0: CSO (DP-3): G-SYNC Compatible: EDID min refresh rate invalid, disabling G-SYNC Compatible.

nvidia-smi
Fri Nov 11 13:56:42 2022       
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 515.76       Driver Version: 515.76       CUDA Version: 11.7     |
|-------------------------------+----------------------+----------------------+
| GPU  Name        Persistence-M| Bus-Id        Disp.A | Volatile Uncorr. ECC |
| Fan  Temp  Perf  Pwr:Usage/Cap|         Memory-Usage | GPU-Util  Compute M. |
|                               |                      |               MIG M. |
|===============================+======================+======================|
|   0  Quadro T1000        Off  | 00000000:01:00.0  On |                  N/A |
| N/A   53C    P0    15W /  N/A |   1452MiB /  4096MiB |      1%      Default |
|                               |                      |                  N/A |
+-------------------------------+----------------------+----------------------+

dump.zip (80.9 KB)
Attached nvidea dump for review.