I now have it working on gentoo. after following this.
https://forums.gentoo.org/viewtopic-t-998532.html?sid=68d9fe889eab0cb2d420ea7276335c06
I had not enabled the HOLTEK kernel modules.
When I did plugging in the mouse produced the following.
Oct 17 00:57:38 bell kernel: [842014.020801] usb 2-
Hi
I have tried to get this working on Ubuntu 14.04 and found it not to
work. And on gentoo neither linux-3.14.14-gentoo. I edited the hid.h as
directed.
all I get is.
Oct 17 00:57:38 bell kernel: [842014.020801] usb 2-1.1: new full-speed USB
device number 25 using ehci-pci
Oct 17 00:57:38 bell
