Elan Touchpad not working in 15.10

I installed Ubuntu 15.04 and then upgraded to Ubuntu 15.10 on my laptop (Fujitsu U745). Windows My touchpad works in but never worked in both versions of Ubuntu.

It шоу up in xinput list command

    xinput list
    ⎡ Virtual core pointer                      id=2    [master pointer  (3)]
    ⎜   ↳ Virtual core XTEST pointer                id=4    [slave  pointer  (2)]
    ⎜   ↳ ETPS/2 Elantech Touchpad                  id=13   [slave  pointer  (2)]
    ⎜   ↳ Logitech Gaming Mouse G502                id=10   [slave  pointer  (2)]
    ⎜   ↳ Logitech Gaming Mouse G502                id=11   [slave  pointer  (2)]
    ⎣ Virtual core keyboard                     id=3    [master keyboard (2)]
    ↳ Virtual core XTEST keyboard               id=5    [slave  keyboard (3)]
    ↳ Fujitsu FUJ02E3                           id=6    [slave  keyboard (3)]
    ↳ Video Bus                                 id=7    [slave  keyboard (3)]
    ↳ Power Button                              id=8    [slave  keyboard (3)]
    ↳ FJ Camera                                 id=9    [slave  keyboard (3)]
    ↳ AT Translated Set 2 keyboard              id=12   [slave  keyboard (3)]

Dconf-печатающий But in it isn't even listed

Не touchpad option listed

Веб Looking around the rather lead я to nowhere without this listed. Also the mousepad doesn't even work on login screen too and I have checked the Fn-F4 мышь lock.

Update

Конечный The result from the wordpress

    leo@LIFEBOOK-U745:~/Desktop$ sudo dkms install -m psmouse -v elantech-x551c
    Kernel preparation unnecessary for this kernel.  Skipping...
    Building module:
    cleaning build area....
    make KERNELRELEASE=4.2.0-16-generic -C /lib/modules/4.2.0-16-generic/build M=/var/lib/dkms/psmouse/elantech-x551c/build/src psmouse.ko.....(bad exit status: 2)
    ERROR (dkms apport): binary package for psmouse: elantech-x551c not found
    Error! Bad return status for module build on kernel: 4.2.0-16-generic (x86_64)
    Consult /var/lib/dkms/psmouse/elantech-x551c/build/make.log for more information.

The log file

    DKMS make.log for psmouse-elantech-x551c for kernel 4.2.0-16-generic (x86_64)
    Mon Oct 26 19:14:42 GMT 2015
    make: Entering directory '/usr/src/linux-headers-4.2.0-16-generic'
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/psmouse-base.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/synaptics.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/alps.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/elantech.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/logips2pp.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/lifebook.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/sentelic.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/trackpoint.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/touchkit_ps2.o
      CC [M]  /var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.o
    /var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.c: In function ‘cypress_process_packet’:
    /var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.c:543:2: error: too few arguments to function ‘input_mt_assign_slots’
      input_mt_assign_slots(input, slots, pos, n);
      ^
    In file included from /var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.c:25:0:
    include/linux/input/mt.h:121:5: note: declared here
     int input_mt_assign_slots(struct input_dev *dev, int *slots,
         ^
    scripts/Makefile.build:258: recipe for target '/var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.o' failed
    make[1]: *** [/var/lib/dkms/psmouse/elantech-x551c/build/src/cypress_ps2.o] Error 1
    Makefile:1567: recipe for target 'psmouse.ko' failed
    make: *** [psmouse.ko] Error 2
    make: Leaving directory '/usr/src/linux-headers-4.2.0-16-generic'