HID - blacklist ET&T TC4UH touchscreen controller

The device is handled by usbtouchscreen driver.
Signed-off-by: Petr Štetiar <ynezz@true.cz>
Acked-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

drivers/hid/hid-core.c

@@ -1568,6 +1568,7 @@ static const struct hid_device_id hid_ignore_list[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC5UH) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_ETT, USB_DEVICE_ID_TC4UM) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0001) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0002) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_GENERAL_TOUCH, 0x0003) },

drivers/hid/hid-ids.h

@@ -197,6 +197,7 @@
 
 #define USB_VENDOR_ID_ETT		0x0664
 #define USB_DEVICE_ID_TC5UH		0x0309
+#define USB_DEVICE_ID_TC4UM		0x0306
 
 #define USB_VENDOR_ID_EZKEY 		0x0518
 #define USB_DEVICE_ID_BTC_8193		0x0002