> The w value is somewhat special and not really a real axis. According
> to the Synaptics TouchPad Interfacing Guide
> (http://www.synaptics.com/decaf/utilities/ACF126.pdf), W is defined as
> follows:
>
> Value Needed capability Interpretation
> W = 0 capMultiFinger Two fingers on the pad.
> W = 1 capMultiFinger Three or more fingers on the pad.
> W = 2 capPen Pen (instead of finger) on the pad.
> W = 3 Reserved.
> W = 4-7 capPalmDetect Finger of normal width.
> W = 8-14 capPalmDetect Very wide finger or palm.
> W = 15 capPalmDetect Maximum reportable width; extremely
> wide contact.
>
> Is there a better way than using ABS_MISC to pass the W information to
> user space?
may be W stays for Width ??
ASB_WIDTH would be something more significant !??
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