I'm also affected by this, with an ALPS touchpad.
$ xinput --list-props 14
Device 'AlpsPS/2 ALPS GlidePoint':
Device Enabled (137): 1
Coordinate Transformation Matrix (139): 1.000000, 0.000000,
0.000000, 0.000000, 1.000000, 0.000000, 0.000000, 0.000000, 1.000000
Device Accel Profile (258): 1
Device Accel Constant Deceleration (259): 2.500000
Device Accel Adaptive Deceleration (260): 1.000000
Device Accel Velocity Scaling (261): 12.500000
Synaptics Edges (275): 299, 1701, 209, 1191
Synaptics Finger (276): 12, 15, 128
Synaptics Tap Time (277): 180
Synaptics Tap Move (278): 107
Synaptics Tap Durations (279): 180, 180, 100
Synaptics Tap FastTap (280): 0
Synaptics Middle Button Timeout (281): 75
Synaptics Two-Finger Pressure (282): 141
Synaptics Two-Finger Width (283): 7
Synaptics Scrolling Distance (284): 48, 48
Synaptics Edge Scrolling (285): 1, 0, 0
Synaptics Two-Finger Scrolling (286): 0, 0
Synaptics Move Speed (287): 1.000000, 1.750000, 0.081900,
40.000000
Synaptics Edge Motion Pressure (288): 15, 80
Synaptics Edge Motion Speed (289): 1, 195
Synaptics Edge Motion Always (290): 0
Synaptics Off (291): 0
Synaptics Locked Drags (292): 0
Synaptics Locked Drags Timeout (293): 5000
Synaptics Tap Action (294): 0, 0, 0, 0, 3, 0, 0
Synaptics Click Action (295): 1, 1, 1
Synaptics Circular Scrolling (296): 0
Synaptics Circular Scrolling Distance (297): 0.100007
Synaptics Circular Scrolling Trigger (298): 0
Synaptics Circular Pad (299): 0
Synaptics Palm Detection (300): 0
Synaptics Palm Dimensions (301): 10, 100
Synaptics Coasting Speed (302): 20.000000, 50.000000
Synaptics Pressure Motion (303): 15, 80
Synaptics Pressure Motion Factor (304): 1.000000, 1.000000
Synaptics Grab Event Device (305): 1
Synaptics Gestures (306): 1
Synaptics Capabilities (307): 1, 1, 1, 0, 0, 1, 0
Synaptics Pad Resolution (308): 1, 1
Synaptics Area (309): 0, 0, 0, 0
Synaptics Noise Cancellation (310): 12, 12
Device Product ID (311): 2, 8
Device Node (312): "/dev/input/event10"
chealer@vinci:~$
I'm not sure how to go further with xinput to see if it can help.
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