Comment 61 for bug 308191

Same problem here on a dell xps 16 (1640)
The multitouch works on windows but is not recognize by hal.

xinput list-props "SynPS/2 Synaptics TouchPad"
Device 'SynPS/2 Synaptics TouchPad':
        Device Enabled (116): 1
        Synaptics Edges (263): 1752, 5192, 1620, 4236
        Synaptics Finger (264): 24, 29, 255
        Synaptics Tap Time (265): 180
        Synaptics Tap Move (266): 221
        Synaptics Tap Durations (267): 180, 180, 100
        Synaptics Tap FastTap (268): 0
        Synaptics Middle Button Timeout (269): 75
        Synaptics Two-Finger Pressure (270): 280
        Synaptics Two-Finger Width (271): 7
        Synaptics Scrolling Distance (272): 100, 100
        Synaptics Edge Scrolling (273): 1, 1, 1
        Synaptics Two-Finger Scrolling (274): 0, 0
        Synaptics Move Speed (275): 0.400000, 0.700000, 0.009952, 40.000000
        Synaptics Edge Motion Pressure (276): 29, 159
        Synaptics Edge Motion Speed (277): 1, 401
        Synaptics Edge Motion Always (278): 0
        Synaptics Button Scrolling (279): 1, 1
        Synaptics Button Scrolling Repeat (280): 1, 1
        Synaptics Button Scrolling Time (281): 100
        Synaptics Off (282): 1
        Synaptics Guestmouse Off (283): 0
        Synaptics Locked Drags (284): 0
        Synaptics Locked Drags Timeout (285): 5000
        Synaptics Tap Action (286): 0, 0, 0, 0, 1, 0, 0
        Synaptics Click Action (287): 1, 1, 1
        Synaptics Circular Scrolling (288): 0
        Synaptics Circular Scrolling Distance (289): 0.100000
        Synaptics Circular Scrolling Trigger (290): 0
        Synaptics Circular Pad (291): 0
        Synaptics Palm Detection (292): 0
        Synaptics Palm Dimensions (293): 10, 199
        Synaptics Coasting Speed (294): 3.000000
        Synaptics Pressure Motion (295): 29, 159
        Synaptics Pressure Motion Factor (296): 1.000000, 1.000000
        Synaptics Grab Event Device (297): 1
        Synaptics Area (298): 0, 0, 0, 0
        Synaptics Capabilities (299): 1, 1, 1, 0, 0
        Synaptics Jumpy Cursor Threshold (300): 0