I had the same problem with the Lenovo V130-14IGM: No touchpad functionality.
I tried with Ubuntu 18.10, compiling the kernel with mm's one-line-modification. Kernel 4.18... current one - I don't remember.
But back on 18.04, with my own kernel, it succeeded. Kernel 4.15.0-42.45.
I had the same problem with the Lenovo V130-14IGM: No touchpad functionality. modification. Kernel 4.18... current one - I don't remember.
I tried with Ubuntu 18.10, compiling the kernel with mm's one-line-
But back on 18.04, with my own kernel, it succeeded. Kernel 4.15.0-42.45.
At least I have touchpad for my new Laptop