The drivers from comment 303,https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1239578/comments/303, worked for me. I am running Linux Mint 17 Qiana KDE on a Lenovo T440p.
The drivers from comment 303,https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/1239578/ comments/ 303, worked for me.
I am running Linux Mint 17 Qiana KDE on a Lenovo T440p.