Synaptics

Eygene Ryabinkin rea-fbsd at codelabs.ru
Mon Feb 4 06:41:22 PST 2008


Cristian, good day.

Wed, Jan 23, 2008 at 01:26:41PM +0200, cristi at roedu.net wrote:
> >> I just ran into the same problem. In xorg.conf I explicitly told the
> >> synaptics driver to use "psm" and "/dev/psm0", but the error message
> >> would
> >> suggest that it uses "event".
> >>
> >> Also, I tried to change the source code of the synaptics driver
> >> (synaptics.c) and hard-coded "psm" as the only driver, no matter what
> >> xorg.conf says. Synaptics still would not start, but this time
> >> complaining
> >> that no device was specified. Please note that I had "Device" in my
> >> xorg.conf, but the error suggests that the driver ignored it.
> 
> Suppose I use the attached xorg.conf file, at some point,
> /var/log/Xorg.0.log shows the following error:
> 
> (II) Synaptics touchpad driver version 0.14.6 (1406)
> Synaptics_Touchpad no synaptics event device found (checked 10 nodes)
> Synaptics_Touchpad The /dev/input/event* device nodes seem to be missing
> (EE) xf86OpenSerial: No Device specified.
> Synaptics driver unable to open device
> (EE) PreInit failed for input device "Synaptics_Touchpad"
> (II) UnloadModule: "synaptics"
> 
> As you said, it looks like synaptics is trying to use the "auto" protocol,
> although the configuration file tells it to use "psm".
> 
> Now, if I put the attached patch in x11-drivers/synaptics/files, using the
> same xorg.conf, synaptics will fail like this:
> 
> (II) Synaptics touchpad driver version 0.14.6 (1406)
> (EE) xf86OpenSerial: No Device specified.
> Synaptics driver unable to open device
> (EE) PreInit failed for input device "Synaptics_Touchpad"
> (II) UnloadModule: "synaptics"
> 
> It almost looks as if I have to hardcode the device too, because synaptics
> certainly ignores my options.

This is a sort of 'ping' mail, sorry.  To the point: I had reproduced
the problem and will start looking into it once this message will
fly from my mailserver.  Stay tuned ;))
-- 
Eygene


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