Bug#624397: xserver-xorg-input-synaptics: ALPS GlidePoint no longer working properly

[Julien Cristau <jcristau@debian.org>]

On Wed, Apr 27, 2011 at 23:48:18 -0700, Ludovico Cavedon wrote:

> Package: xserver-xorg-input-synaptics
> Version: 1.4.0-1
> Severity: normal
> 
> Since a rencent update (but I cannot really tell if it was the kernel or
> the xserver-xorg-input-synaptics package, my touchpad stopped wrking
> properly. Vertical scrolling no loner works, and I am not able to change
> the touchpad settings.
> 
> $ synclient
> Couldn't find synaptics properties. No synaptics driver loaded?
> 
> gpointing-device-settings actually shows my tocuhpad, but all settings
> are to the minimum value and changing them has no effect.
> 
> I read in other bug reports with similar issues that they fixed by
> reinstalling xserver-xorg-input-synaptics, but it did not help in my
> case.
> 
Looks like udev b0rkage to me.

> [    24.500] (II) config/udev: Adding input device AlpsPS/2 ALPS GlidePoint (/dev/input/event2)
> [    24.500] (**) AlpsPS/2 ALPS GlidePoint: Applying InputClass "evdev keyboard catchall"
> [    24.500] (**) AlpsPS/2 ALPS GlidePoint: always reports core events
> [    24.500] (**) AlpsPS/2 ALPS GlidePoint: Device: "/dev/input/event2"
> [    24.500] (--) AlpsPS/2 ALPS GlidePoint: Found 3 mouse buttons
> [    24.500] (--) AlpsPS/2 ALPS GlidePoint: Found absolute axes
> [    24.500] (--) AlpsPS/2 ALPS GlidePoint: Found x and y absolute axes
> [    24.500] (--) AlpsPS/2 ALPS GlidePoint: Found absolute touchpad.
> [    24.500] (II) AlpsPS/2 ALPS GlidePoint: Configuring as touchpad
> [    24.500] (**) AlpsPS/2 ALPS GlidePoint: YAxisMapping: buttons 4 and 5
> [    24.500] (**) AlpsPS/2 ALPS GlidePoint: EmulateWheelButton: 4, EmulateWheelInertia: 10, EmulateWheelTimeout: 200
> [    24.500] (II) XINPUT: Adding extended input device "AlpsPS/2 ALPS GlidePoint" (type: TOUCHPAD)
> [    24.500] (II) AlpsPS/2 ALPS GlidePoint: initialized for absolute axes.

It's being added as a keyboard (using the evdev driver) instead of a
touchpad (using synaptics).

Make sure you don't have a /run directory in your root filesystem.

Cheers,
Julien