Re: Touchpad problems with latest kernels

Dmitry Torokhov
2006-08-14T15:53:08Z

On 8/14/06, Gene Heskett <gene.heskett@verizon.net> wrote:
> On Monday 14 August 2006 11:13, Dmitry Torokhov wrote:
> >HI Gene,
> >
> >On 8/14/06, Gene Heskett <gene.heskett@verizon.net> wrote:
> >> I'm having similar problems with an HP Pavilian dv5220, and with a
> >> bluetooth mouse dongle plugged into the right side usb port it works
> >> just fine. What I'd like to do is totally disable that synaptics pad
> >> as its way too sensitive,
> >
> >Are you using synaptics X driver? It can be tweaked to adjust
> >sensitivity and lots of other things.
>
> No, I've tried to totally disable any references to it in the xorg.conf.
> Unsuccessfully it would appear, even so far as to say no effect from doing
> so.

Ok, so you are most likely using mousedev emulation mode. Not the best
choice with ALPS/Synaptics. I recommend usig specialized driver for X
(see below).

>
> >> making it impossible to type more than a line or 2
> >> without the cursor suddenly jumping to someplace else in the message,
> >> often highliteing several lines of text as it goes, and the next
> >> keystroke then deletes wholesale quantities of text, thoroughly
> >> destroying any chance of actually writing a cogent, understandable
> >> email response to anyone.
> >
> >Have you tried synclient utility? It temporarily disables the touchpad
> >when you start typing and re-enables it when you done.
> >
> Its not installed that I know of. Availability?
>

http://web.telia.com/~u89404340/touchpad/
It is a part of Synaptics X driver. And I apologize, it is called
syndaemon, not synclient.

> >> Unforch, my questions along those lines have been treated as the
> >> ravings of a lunatic and ignored. The bios has no place to disable it,
> >> dumbest bios I've seen in quite a while, and it has been updated in the
> >> last 3 months.
> >>
> >> I don't *think* I'm a lunatic, but I'm equally sure that the synaptics
> >> is a pain in the ass and should be capable of being totally disabled
> >> somehow, hopefully short of opening the lappy up and unplugging or
> >> cutting every lead to it until such time as it can be made to behave
> >> instead of responding to every thumb waved 1/2 to 3/4" above it. I've
> >> gotten hand cramps trying to hold my thumbs far enough away from that
> >> abomination to stop such goings on.
> >>
> >> So count this as a vote FOR doing something about the synaptics
> >> touchpad situation.
> >
> >There are ways to disable it:
> >
> >echo -n "manual" > /sys/bus/serio/devices/serioX/bind_mode
> bash: /sys/bus/serio/devices/serioX/bind_mode: No such file or directory
> >echo -n "none" > /sys/bus/serio/devices/serioXdrvctl
> bash: /sys/bus/serio/devices/serioXdvrctl: Permission denied
>
> The above is from a root bash shell while X is running the KDE desktop.
> >
> >This should disable it completely.
>
> next step? :)
>

serioX is the name of serio port your touchpad is connected to
(serio0, serio1, etc) You will have to look which port is bound to
psmouse driver.

--
Dmitry