Re: [DIGImend-devel] [DIGImend-users] Patching the hid-uclogic driver for UC-Logic tablet TWHA60 v3

[Nikolai K. <sp...@gm...>]

Hi Martin,

On 06/01/2015 10:05 AM, Martin Shepherd wrote:
> [Note that I've moved the thread from digimend-users to digimend-devel]
>
> Thank you for the pointer to the development version.  Unfortunately
> the development driver crashed when I loaded it on my system. I've
> attached the corresponding traceback from dmesg.
>
> What I did to try the driver was as follows: I removed everything from
> /lib/modules/`uname -r`/extra/, to ensure that I didn't end up running
> my version of the hid_uclogic driver by mistake. I then used rmmod to
> unload both usbhid and hid_uclogic. I then downloaded
> https://github.com/DIGImend/digimend-kernel-drivers/archive/master.zip
> and unzipped it. I ran make on this, and then sudo make install, then
> verified that the new drivers appeared under /lib/modules/`uname
> -r`/extra/. Finally I ran modprobe on usbhid to load it and the new
> hid_uclogic driver.  When the tablet didn't appear to be recognized, I
> checked dmesg and found the traceback that's attached to this message.
>
> After that I had to reboot, because rmmod hung when I tried to unload
> the crashed driver.

That's a bummer.

> I'll be happy to run any diagnostics that you suggest.

Can you send hid-uclogic.* files from your build? Especially hid-uclogic.o.

I'll try this on Ubuntu myself with the version of the kernel you're using.
Which version of Ubuntu is that?

Thank you.

Nick