xserver-xorg-input-synaptics multiple finger

Peter Hutterer peter.hutterer at who-t.net
Sat Feb 21 03:47:22 PST 2009

On Sat, Feb 21, 2009 at 10:50:11AM +0100, Kalman KHIRALY wrote:
> > There's some devices that announce multi-finger capabilities even if they
> > don't actualy do multi-finger. This is a kernel bug, fixed in 2.6.29.
> > Chances are you have one of them.
> Linux lamagep 2.6.29-020629rc5-generic #020629rc5 SMP Sun Feb 15
> 18:53:03 UTC 2009 i686 GNU/Linux
> I have installed 2.6.29-rc5 on my Ubuntu 9.04-alpha4.
> synclient -l shows VertTwoFingerScroll = 1, synclient -m reports only
> 0 or 1 "f" columns.
> So the two finger scrolling is not working. I can set or reset the
> VertTwoFingerScroll variable with synclient
> just fine.
> So Im in the same boat as before. I hoped I couldnt set the two finger
> scrolling variable
> (because the kernel properly reports the touchpad capabilities).

synaptics won't stop you from setting the option.
is two finger scrolling enabled by default? this shouldn't happen, unless
your device supports it. Make sure to check the device file with evtest to see
what it reports.

> So I dont know either if it is a hardware limitation or a software
> lack of support.

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