[PATCH] HID: multitouch: support buttons and trackpoint on Lenovo X1 Tab Gen2
From: Pavel Tatashin
Date: Fri Aug 25 2017 - 18:06:49 EST
On the 2nd generation Lenovo Tablet only clickpad is working; the
trackpoint and three mouse buttons do not work.
hid_multitouch must export all inputs in order to get trackpoint and
buttons to function.
Signed-off-by: Pavel Tatashin <pasha.tatashin@xxxxxxxxxx>
---
drivers/hid/hid-ids.h | 1 +
drivers/hid/hid-multitouch.c | 6 ++++++
2 files changed, 7 insertions(+)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index c9ba4c6db74c..a93c724da5bc 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -658,6 +658,7 @@
#define USB_DEVICE_ID_LENOVO_CBTKBD 0x6048
#define USB_DEVICE_ID_LENOVO_TPPRODOCK 0x6067
#define USB_DEVICE_ID_LENOVO_X1_COVER 0x6085
+#define USB_DEVICE_ID_LENOVO_X1_TAB 0x60a3
#define USB_VENDOR_ID_LG 0x1fd2
#define USB_DEVICE_ID_LG_MULTITOUCH 0x0064
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index aff20f4b6d97..28c1c7214934 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1379,6 +1379,12 @@ static const struct hid_device_id mt_devices[] = {
USB_VENDOR_ID_ALPS_JP,
HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP) },
+ /* Lenovo X1 TAB Gen 2 */
+ { .driver_data = MT_CLS_WIN_8_DUAL,
+ HID_DEVICE(BUS_USB, HID_GROUP_MULTITOUCH_WIN_8,
+ USB_VENDOR_ID_LENOVO,
+ USB_DEVICE_ID_LENOVO_X1_TAB) },
+
/* Anton devices */
{ .driver_data = MT_CLS_EXPORT_ALL_INPUTS,
MT_USB_DEVICE(USB_VENDOR_ID_ANTON,
--
2.14.1