Package: linux-image-3.12-1-amd64 Version: 3.12.8-1 Support for Xin-Mo non-fully compliant devices is missing. Please consider adding CONFIG_HID_XINMO in the debian kernel configuration.
A bug filled for ubuntu that explains the whole story: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1077359 and the upstream patch that adds that support in 3.12: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/hid/hid-xinmo.c?id=cb2c9e3f92480a292670e2cc261723ce4de8059e I am using Debian SID, kernel 3.12.8-1.