HID: fix pad button definition in hid-wacom

This fix is required for xorg driver to recognise 2 pad buttons

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index 747542172242..75ea66affb66 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -196,6 +196,9 @@ static int wacom_probe(struct hid_device *hdev,
         /* Pad */
         input->evbit[0] |= BIT(EV_MSC);
         input->mscbit[0] |= BIT(MSC_SERIAL);
+        set_bit(BTN_0, input->keybit);
+        set_bit(BTN_1, input->keybit);
+        set_bit(BTN_TOOL_FINGER, input->keybit);
 
         /* Distance, rubber and mouse */
         input->absbit[0] |= BIT(ABS_DISTANCE);