The hid-wacom driver required user-space to poke at the tablet
to make it send data about the cursor location.

This patch makes it do the same thing but in the kernel.
Signed-off-by: NBastien Nocera <hadess@hadess.net>
Acked-by: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>