Comment 17 for bug 1314764

Dmitry Torokhov (dtor) wrote :

FYI: atkbd driver never probes for keyboards on pass-through PS/2 ports (if you check drivers/input/keyboard/atkbd.c you will see that SERIO_PS_PSTHRU is not present in atkbd_serio_ids) so keyboard can't possibly be connected there on these Lifebooks.