On Tue, 25 Jan 2005 11:55:20 -0800, David Brownell <[EMAIL PROTECTED]> wrote:
> Quoth Pete Zaitcev:
> > ALPS Touchpad (Dualpoint) detected
> >   Disabling hardware tapping
> > input: AlpsPS/2 ALPS TouchPad on isa0060/serio1
> 
> I have problems with an ALPS on serio4 ... different ones though.  And
> it may be that RC2 is a bit better here than previous kernels.
> 
> For example, it says it disabled tapping -- but it's still active.
> Evidently there are model-specific differences that the ALPS driver
> doesn't handle correctly.
>

Note that it says "Disabling hardware tapping". mousedev module still
does software tap emulation which can be turned off with
mousedev.tap_time = 0

> 
> > Looks like detection is correct, however either ALPS specific code doesn't 
> > work
> > right, or it sets wrong parameters, I cannot tell. Here's the list of 
> > problems,
> > from worst to least annoying:
> >
> > - Very often, keyboard stops working after a click. Typing anything has no 
> > effect.

I am not quite sure about the keyboard iteractions but all-in-all I
don't think ALPS support is really ready for prime-time yet, there
some issues with tap and double-tap detection. I think Peter has some
patches improving it though, but for now I recommend
psmouse.proto=imps.

> 
> The more serious one is that sometimes it seems to spontaneously emit click
> events while I'm moving finger across pad.  Which means I've had to learn to
> plan my "mouse" motions to avoid areas where clicking could have bad effects.
> But that's not always possible ...
> 

That is default sensitivity not suiting your habits I think. I would
recomment trying out Synaptics X driver (which also does ALPS) so you
will be able adjust sensitivity the way you like it.

-- 
Dmitry
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