Re: synaptics driver

Dmitry Torokhov
2004-07-12T03:41:22Z

On Sunday 11 July 2004 10:17 pm, Ari Pollak wrote:
> Hi again. I just wanted to let you know that under 2.6.8-mm1, I'm still
> experiencing the same synaptics-not-being-detected-at-system-startup bug
> that happens with the newer input patches since earlier -mm kernels.
> Sometimes my synaptics touchpad will get detected correctly (generally
> after a cold reboot) and both my trackpoint & touchpad will work
> properly, but other times (after warm reboot usually) the trackpoint
> won't work, and the Synaptics X driver won't enable the extra touchpad
> features. Removing & reloading the psmouse module after the system has
> booted fixes the problem. With the more recent kernels, this seems to
> happen even if psmouse is loaded before all the USB controller modules.
>

Usually that happens because of USB Legacy emulation screws up Synaptics
detection. You need to load your USB modules _before_ loading psmouse so
uhci (or ohci) would disable the legacy mode before psmouse starts
detection.

--
Dmitry