Re: [PATCH 2.6.11-rc3] IBM Trackpoint support

Stephen Evanchik
2005-02-13T20:31:32Z

On Sun, 13 Feb 2005 20:31:49 +0100, Vojtech Pavlik <vojtech@suse.cz> wrote:
>
> You're right. The IBM trackpoints unfortunately don't have a 'native'
> mode, they always do full processing and send classic PS/2 packets.
>
> I think we shouldn't need a handler, since we can use the PS/2 protocol
> one. We'll need some options to set the trackpoint tap behavior (as far
> as I know it can only be mapped to a button), and we'll need a safe
> detection, but that's all.

The tap only sends a button one event. As far as the Press to Select
qualities are concerned, the necessary options are exposed by the
driver in the sysfs filesystem now. Understanding their effects on
how a press, drag, double press is detected is another matter.

I'll send a 2.6.11-rc4 based patch later today for consideration.

Stephen