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authorPing Cheng <pinglinux@gmail.com>2012-04-30 06:09:18 +0200
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2012-04-30 06:13:53 +0200
commit1963518b9b1b8019d33b4b08deee6f873ffa2730 (patch)
tree5bcdd926950a9b75799232f7f5b6dd3d95905a7f /drivers/input/tablet/wacom_wac.h
parentInput: wacom - retrieve maximum number of touch points (diff)
downloadlinux-1963518b9b1b8019d33b4b08deee6f873ffa2730.tar.xz
linux-1963518b9b1b8019d33b4b08deee6f873ffa2730.zip
Input: wacom - add 0xE5 (MT device) support
Main part of patch is adding support for a new Wacom MT touch packet and labels these devices using MTSCREEN type. Other items of interest: Delete some duplicate code in HID parsing for Y info since its already done in X path. In wacom_query_tablet_data(), only invoke the set report that requests tablets to send Wacom Touch packets for Finger interfaces. Mostly, this is to make code intent clear. Tested-by: Jason Gerecke <killertofu@gmail.com> Signed-off-by: Chris Bagwell <chris@cnpbagwell.com> Signed-off-by: Ping Cheng <pingc@wacom.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/tablet/wacom_wac.h')
-rw-r--r--drivers/input/tablet/wacom_wac.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h
index 321269c1ac4c..78fbd3f42009 100644
--- a/drivers/input/tablet/wacom_wac.h
+++ b/drivers/input/tablet/wacom_wac.h
@@ -25,6 +25,10 @@
#define WACOM_PKGLEN_BBTOUCH3 64
#define WACOM_PKGLEN_BBPEN 10
#define WACOM_PKGLEN_WIRELESS 32
+#define WACOM_PKGLEN_MTOUCH 62
+
+/* wacom data size per MT contact */
+#define WACOM_BYTES_PER_MT_PACKET 11
/* device IDs */
#define STYLUS_DEVICE_ID 0x02
@@ -41,6 +45,7 @@
#define WACOM_REPORT_INTUOS5PAD 3
#define WACOM_REPORT_TPC1FG 6
#define WACOM_REPORT_TPC2FG 13
+#define WACOM_REPORT_TPCMT 13
#define WACOM_REPORT_TPCHID 15
#define WACOM_REPORT_TPCST 16
@@ -76,6 +81,7 @@ enum {
WACOM_MO,
TABLETPC,
TABLETPC2FG,
+ MTSCREEN,
MAX_TYPE
};
@@ -118,6 +124,8 @@ struct wacom_wac {
struct input_dev *input;
int pid;
int battery_capacity;
+ int num_contacts_left;
+ int *slots;
};
#endif