HID: hid-multitouch: add support for GoodTouch panels

This patch introduce support for GoodTouch 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>
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 3e14815..9a8ecc0 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -308,6 +308,7 @@
 	  - CVTouch panels
 	  - Cypress TrueTouch panels
 	  - Elo TouchSystems IntelliTouch Plus panels
+	  - GoodTouch panels
 	  - Hanvon dual touch panels
 	  - Ilitek dual touch panel
 	  - IrTouch Infrared USB panels
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index cc52faa..5ba23fb 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1374,6 +1374,7 @@
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GAMERON, USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH, USB_DEVICE_ID_GOODTOUCH_000f) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0003) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, 0x0012) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GYRATION, USB_DEVICE_ID_GYRATION_REMOTE) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index e9b8004..5ad8235 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -258,6 +258,9 @@
 #define USB_DEVICE_ID_0_8_8_IF_KIT	0x0053
 #define USB_DEVICE_ID_PHIDGET_MOTORCONTROL	0x0058
 
+#define USB_VENDOR_ID_GOODTOUCH		0x1aad
+#define USB_DEVICE_ID_GOODTOUCH_000f	0x000f
+
 #define USB_VENDOR_ID_GOTOP		0x08f2
 #define USB_DEVICE_ID_SUPER_Q2		0x007f
 #define USB_DEVICE_ID_GOGOPEN		0x00ce
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index af8789a..76ef60d 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -609,6 +609,11 @@
 		HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH,
 			USB_DEVICE_ID_GENERAL_TOUCH_WIN7_TWOFINGERS) },
 
+	/* GoodTouch panels */
+	{ .driver_data = MT_CLS_DEFAULT,
+		HID_USB_DEVICE(USB_VENDOR_ID_GOODTOUCH,
+			USB_DEVICE_ID_GOODTOUCH_000f) },
+
 	/* Ilitek dual touch panel */
 	{  .driver_data = MT_CLS_DEFAULT,
 		HID_USB_DEVICE(USB_VENDOR_ID_ILITEK,