Re: [gentoo-user] Re: Linux Kernel 3.2.0 & USB Mouse

[Alan McKinnon <alan.mckinnon@gmail.com>]

On Sun, 8 Jan 2012 14:57:49 -0800
Hilco Wijbenga <hilco.wijbenga@gmail.com> wrote:

> On 8 January 2012 05:15, walt <w41ter@gmail.com> wrote:
> > On 01/07/2012 06:53 PM, Hilco Wijbenga wrote:
> >> Hi all,
> >>
> >> I'm trying to upgrade the kernel on my desktop from 3.1.6 to
> >> 3.2.0(-r1). Unfortunately, my Logitech USB trackball does not work
> >> in 3.2.0. It is listed in the lsusb output so it is being
> >> recognized but neither GPM nor X responds to it.
> >>
> >> I have tried to make sure that the .config files are as identical
> >> as possible. The differences that I see do not seem relevant to my
> >> problem. Any ideas?
> >
> > IIRC the kernel config choices for HID were reorganized recently.
> > I remember that my keyboard stopped working and I had to set some
> > HID selection that I can't recall now, but it's worth a look.
> 
> Yes, I noticed that when I compared the old and new configs. The only
> entries that seemed relevant were CONFIG_USB_MOUSE and
> CONFIG_USB_KEYBOARD. The documentation is quite specific, though: "you
> don't want this". I tried them anyway but no luck.
> 
> If you remember more details, I'd be very interested.
 
You definitely do not want to set those, they are not for mouses and
keyboards as normally used. They are for small embedded systems that do
not support the full HID setup. You must disable those settings and
just use the regular HID stuff.