Touchpad can not smooth to move mouse

[Jim Gettys]

Have you forced a recalibrate (the "four finger salute)?
                       - Jim


On Mon, 2007-07-23 at 20:13 +0800, Luna.Huang at quantatw.com wrote:
> Um ~ ask a question.
> 
> I find my B4 OLPC whose mouse can not smooth moving on sugar.
> 
> The issue only happens on Glidesensor(GS) but not on Pentable(PT).
> 
> I find resistive can normally respond the mouse address but capacitive
> is hard.
> 
> And catch the driver “/dev/input/mouse0”, it has a little of response
> when move the mouse. 
> 
> At first I think maybe ALPS touchpad device is broken.
> 
> Then do mouse test on OFW.
> 
> Find the touchpad device can normally respond on GS test and PT test.
> 
>  
> 
> Now I judge that the device is not broken and the question happens on
> other HW devices.
> 
> Somebody can give me ideal to fine which one device has wrong.
> 
> I am not sure what different between driver and OFW test.
> 
> Want to solve the question but only can measure waveform just that.
> 
>  
> 
> Thanks.
> 
>  
> 
> Luna
> 
> 
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-- 
Jim Gettys
One Laptop Per Child