Touch Pad Double tap to select not working

James Cameron quozl at
Wed May 20 20:35:47 EDT 2015

On Thu, May 21, 2015 at 06:09:21AM +0545, Bishnu Bidari wrote:
> Yes. SKU320 with Synaptics touchpad works in OK prompt test and on
> Sugar.

Thanks.  That test confirms that the system firmware can be used to
test the tap-to-click feature.

> James do we need firmware support particular device for it to work
>  with Sugar?

The touchpad firmware or the touchpad hardware is probably missing the
tap-to-click feature.  We do not have support procedures for upgrading
touchpad firmware; the touchpad arrives fully programmed.

> Or can we hack the driver to introduce this tap-to-click feature
> even when the hardware can't do it?( because i think tap-to-click
> can be detected using 1 or two flags like detecting whether the
> finger moved after first touch. )

I don't know.

Tap-to-click is not in the XO-4 laptop specification, and is not tested.

James Cameron

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