How to collect CSI data through VIM3

Which Khadas SBC do you use?

VIM3 PRO

Which system do you use? Android, Ubuntu, OOWOW or others?

Ubuntu

Which version of system do you use? Khadas official images, self built images, or others?

vim3-ubuntu-20.04-gnome-linux-4.9-fenix-1.1.2-220930-emmc.img

Please describe your issue below:

I want to collect CSI data, but I don’t know how to start.