input - wacom : USB Tablet PC support

Mainly to change the 1FGT devices to the existing touchscreen format and the 2FGT devices to MT format.

Patch 4/4 is at v2. It is updated with Henrik's review comments. The first three patches stay the same. To make it easy to review the whole set, all four are resent together.

Ping Cheng (4):
input : wacom - Remove 2FGT Tablet PC events in TAP format input - wacom : process pen data in its own routine input - wacom : support one finger touch the touchscreen way input - wacom: Support 2FGT in MT format

 drivers/input/tablet/wacom_sys.c |   12 +-
 drivers/input/tablet/wacom_wac.c |  244 ++++++++++++++------------------------
 drivers/input/tablet/wacom_wac.h |    6 +-
 3 files changed, 100 insertions(+), 162 deletions(-)

1.7.4