lsmod | grep -i usb -- list loaded drivers with "usb" in the name

insmod src/driver.ko -- load driver 

rmmod cdc_ether -- deload driver

dmesg | grep ch349 -- check driver output

makefile : 
make -- compile
make clean -- clean
make install -- build and load driver
make uninstall -- deload driver
make bear -- use bear to generate compile_commands.json to fix lsp errors