Re: ALPS touchpad no longer recognizing 'taps' as mouseclick in 3.3-rc3

[Greg KH <gregkh@linuxfoundation.org>]

On Sun, Feb 12, 2012 at 10:39:28PM -0800, Dmitry Torokhov wrote:
> On Mon, Feb 13, 2012 at 01:19:31PM +0700, ajaxas wrote:
> > Hello
> > 
> > On Mon, Feb 13, 2012 at 12:12 PM, Dmitry Torokhov
> > <dmitry.torokhov@gmail.com> wrote:
> > > On Sun, Feb 12, 2012 at 06:22:21PM -0800, Greg KH wrote:
> > >> On Sun, Feb 12, 2012 at 12:12:36PM -0800, Dmitry Torokhov wrote:
> > >> > Hi Greg,
> > >> >
> > >> > On Sun, Feb 12, 2012 at 08:47:28AM -0800, Greg KH wrote:
> > >> > > Hi,
> > >> > >
> > >> > > This problem has been since 3.3-rc1, but I only now am getting around to
> > >> > > reporting it, sorry about that.
> > >> > >
> > >> > > In 3.3-rc3, my alps touchpad isn't recognizing a tap on the touchpad as
> > >> > > a mouse click.  Is there a new Kconfig option that I need to enable?
> > >> > >
> > >> > > My /proc/bus/input/devices entry for this thing is:
> > >> > > I: Bus=0011 Vendor=0002 Product=0008 Version=7326
> > >> > > N: Name="AlpsPS/2 ALPS DualPoint TouchPad"
> > >> > > P: Phys=isa0060/serio1/input0
> > >> > > S: Sysfs=/devices/platform/i8042/serio1/input/input6
> > >> > > U: Uniq=
> > >> > > H: Handlers=mouse1 event6
> > >> > > B: PROP=8
> > >> > > B: EV=b
> > >> > > B: KEY=e420 70000 0 0 0 0
> > >> > > B: ABS=260800001000003
> > >> > >
> > >> > > Is there anything else you need me to report to help track this down?
> > >> > >
> > >> >
> > >> > Please make sure you have xorg-x11-drv-synaptics installed and then
> > >> > check if tap to click is enabled in your DE. I think Gnome for some
> > >> > reason has it off my default.
> > >>
> > >> Is this a new thing for the 3.3 kernel?  I ask as 3.2 and older kernels
> > >> work just fine this way.  I can do a 'git bisect' to track it down to a
> > >> specific patch if that will help out.
> > >
> > > No, there is no need. I am pretty sure pre-3.3 your touchpad worked in
> > > PS/2 compatibility mode; in 3.3 we merged support for native multitouch
> > > protocol so your touchpad works in absolute mode, can support various
> > > gestures (vertical/hrizontal scroll, user-selected sensitivity, etc.)
> > > and is recognozed as a proper touchpad by the entire stack. For some
> > > reason though Gnome has disabled tap to click for touchpads by default.
> > > I do not remember what is the default for KDE.
> > >
> > > Hope this helps.
> > >
> > > --
> > > Dmitry
> > > --
> > > To unsubscribe from this list: send the line "unsubscribe linux-input" in
> > > the body of a message to majordomo@vger.kernel.org
> > > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> > 
> > Since I'm using the same ALPS touchpad as Greg, I might be of some help here.
> > 
> > I don't know how to check whether my touchpad is in absoulte mode or
> > not, but KDE system settings ->  input devices doesn't list any
> > additional touchpads at all, only a mouse. Which affects both mouse
> > and touchpad.
> 
> What mouse does it identify? Also, do you have kcm_touchpad module
> installed?
> 
> [dtor@dtor-d630 ~]$ rpm -qa "kcm*touchpad*"
> kcm_touchpad-0.3.1-6.fc15.x86_64
> [dtor@dtor-d630 ~]$ locate kcm_touchpad.so
> /usr/lib64/kde4/kcm_touchpad.so
> 
> > 
> > Could this be not a DE, but a xorg/driver problem afetr all?
> 
> It could but it most likely is as most distributions install and set up
> synaptics X driver by default. I am not sure what DE Greg is using
> though.

openSUSE.
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