Bug#677164: [3.2.17-1 -> 3.2.18-1 regression] Wacom tablet in Thinkpad x220t not working

[Jonathan Nieder <jrnieder@gmail.com>]

notfound 677164 3.2.17-1
found 677164 linux-2.6/3.2.18-1
found 677164 linux-2.6/3.2.19-1
found 677164 linux-2.6/3.4.1-1~experimental.1
# regression
severity 677164 important
quit

Hi Nils,

Nils Kanning wrote:

> the wacom tablet in my Thinkpad x220t stopped working after the
> update of linux-image-3.2.0-2-amd64 from version 3.2.17 to
> 3.2.18 (and 3.2.19). The same problem also occurs with
> linux-image-3.4-trunk-amd64 (version 3.4.1-1~experimental.1).
>
> With these kernels I experience the following behavior:
>
> lsusb recognizes my tablet as
> Bus 002 Device 004: ID 056a:00e6 Wacom Co., Ltd
>
> lsusb -t gives
> Port 5: Dev 4, If 0, Class=HID, Driver=, 12M
> instead of the expected
> Port 5: Dev 4, If 0, Class=HID, Driver=wacom, 12M
> and consequently the device does not work.

Oh, dear.  Thanks for reporting it.

Please attach full "dmesg" output from booting an affected kernel.

Many thanks,
Jonathan