HID: hid-multitouch: add support for Unitec panels

This patch introduce support for Unitec panels.
This device has not been optimized in term of kernel processing
operations (default class), but it will work.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@enac.fr>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

drivers/hid/Kconfig

@@ -321,6 +321,7 @@ config HID_MULTITOUCH
 	    Joojoo and Wetab tablets
 	  - Stantum multitouch panels
 	  - Touch International Panels
+	  - Unitec Panels
 
 	  If unsure, say N.
 

drivers/hid/hid-core.c

@@ -1479,6 +1479,8 @@ static const struct hid_device_id hid_have_special_driver[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP4030U) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_UNITEC, USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_SMARTJOY_PLUS) },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SLIM_TABLET_5_8_INCH) },

drivers/hid/hid-ids.h

@@ -594,6 +594,10 @@
 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP5540U	0x0004
 #define USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U	0x0005
 
+#define USB_VENDOR_ID_UNITEC	0x227d
+#define USB_DEVICE_ID_UNITEC_USB_TOUCH_0709	0x0709
+#define USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19	0x0a19
+
 #define USB_VENDOR_ID_VERNIER		0x08f7
 #define USB_DEVICE_ID_VERNIER_LABPRO	0x0001
 #define USB_DEVICE_ID_VERNIER_GOTEMP	0x0002

drivers/hid/hid-multitouch.c

@@ -688,6 +688,14 @@ static const struct hid_device_id mt_devices[] = {
 		HID_USB_DEVICE(USB_VENDOR_ID_TOUCH_INTL,
 			USB_DEVICE_ID_TOUCH_INTL_MULTI_TOUCH) },
 
+	/* Unitec panels */
+	{ .driver_data = MT_CLS_DEFAULT,
+		HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
+			USB_DEVICE_ID_UNITEC_USB_TOUCH_0709) },
+	{ .driver_data = MT_CLS_DEFAULT,
+		HID_USB_DEVICE(USB_VENDOR_ID_UNITEC,
+			USB_DEVICE_ID_UNITEC_USB_TOUCH_0A19) },
+
 	{ }
 };
 MODULE_DEVICE_TABLE(hid, mt_devices);