Comment 12 for bug 1480673

Touchpad multitouch works on 4.15-rc8 kernel but need blacklist hid-generic.

$xinput list

⎡ Virtual core pointer id=2 [master pointer (3)]
⎜ ↳ Virtual core XTEST pointer id=4 [slave pointer (2)]
⎜ ↳ SynPS/2 Synaptics TouchPad id=14 [slave pointer (2)]
⎜ ↳ Logitech USB Receiver id=12 [slave pointer (2)]
⎜ ↳ Asus TouchPad id=18 [slave pointer (2)]
⎣ Virtual core keyboard id=3 [master keyboard (2)]
    ↳ Virtual core XTEST keyboard id=5 [slave keyboard (3)]
    ↳ Power Button id=6 [slave keyboard (3)]
    ↳ Video Bus id=7 [slave keyboard (3)]
    ↳ Video Bus id=8 [slave keyboard (3)]
    ↳ Power Button id=9 [slave keyboard (3)]
    ↳ Sleep Button id=10 [slave keyboard (3)]
    ↳ AT Translated Set 2 keyboard id=13 [slave keyboard (3)]
    ↳ Logitech USB Receiver id=11 [slave keyboard (3)]
    ↳ ASUS T300CHI DOCKING id=15 [slave keyboard (3)]
    ↳ ASUS T300CHI DOCKING id=16 [slave keyboard (3)]
    ↳ ASUS T300CHI DOCKING id=17 [slave keyboard (3)]

$xinput list-props 18:

Device 'Asus TouchPad':
 Device Enabled (143): 1
 Coordinate Transformation Matrix (145): 1.000000, 0.000000, 0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
 Device Accel Profile (274): 1
 Device Accel Constant Deceleration (275): 2.500000
 Device Accel Adaptive Deceleration (276): 1.000000
 Device Accel Velocity Scaling (277): 12.500000
 Synaptics Edges (298): 105, 2535, 71, 1249
 Synaptics Finger (299): 25, 30, 0
 Synaptics Tap Time (300): 180
 Synaptics Tap Move (301): 129
 Synaptics Tap Durations (302): 180, 100, 100
 Synaptics ClickPad (303): 1
 Synaptics Middle Button Timeout (304): 0
 Synaptics Two-Finger Pressure (305): 282
 Synaptics Two-Finger Width (306): 7
 Synaptics Scrolling Distance (307): 59, 59
 Synaptics Edge Scrolling (308): 0, 0, 0
 Synaptics Two-Finger Scrolling (309): 1, 1
 Synaptics Move Speed (310): 1.000000, 1.750000, 0.067774, 0.000000
 Synaptics Off (311): 0
 Synaptics Locked Drags (312): 0
 Synaptics Locked Drags Timeout (313): 5000
 Synaptics Tap Action (314): 2, 3, 0, 0, 3, 1, 0
 Synaptics Click Action (315): 1, 3, 0
 Synaptics Circular Scrolling (316): 0
 Synaptics Circular Scrolling Distance (317): 0.100000
 Synaptics Circular Scrolling Trigger (318): 0
 Synaptics Circular Pad (319): 0
 Synaptics Palm Detection (320): 0
 Synaptics Palm Dimensions (321): 10, 200
 Synaptics Coasting Speed (322): 20.000000, 50.000000
 Synaptics Pressure Motion (323): 30, 160
 Synaptics Pressure Motion Factor (324): 1.000000, 1.000000
 Synaptics Resolution Detect (325): 1
 Synaptics Grab Event Device (326): 0
 Synaptics Gestures (327): 1
 Synaptics Capabilities (328): 1, 0, 0, 1, 1, 0, 0
 Synaptics Pad Resolution (329): 29, 31
 Synaptics Area (330): 0, 0, 0, 0
 Synaptics Soft Button Areas (618): 1320, 0, 1082, 0, 0, 0, 0, 0
 Synaptics Noise Cancellation (331): 14, 14
 Device Product ID (261): 2821, 34050
 Device Node (262): "/dev/input/event14"