Input: set INPUT_PROP_POINTING_STICK in hid-lenovo

Set flags INPUT_PROP_POINTER and INPUT_PROP_POINTING_STICK for the trackpoint integrated in Lenovo USB and Bluetooth keyboards. Libinput checks these flags to enable features such as middle-button-scrolling by default.

index c4c3f09..dd61260 100644
@@ -762,6 +762,24 @@ static void lenovo_remove(struct hid_device *hdev)

	hid_hw_stop(hdev);
}

+static void lenovo_input_configured(struct hid_device *hdev,
+ struct hid_input *hi)
+{
+ switch (hdev->product) {
+ case USB_DEVICE_ID_LENOVO_TPKBD:
+ case USB_DEVICE_ID_LENOVO_CUSBKBD:
+ case USB_DEVICE_ID_LENOVO_CBTKBD:
+ if (test_bit(EV_REL, hi->input->evbit)) {
+ /* set only for trackpoint device */
+ __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
+ __set_bit(INPUT_PROP_POINTING_STICK,
+ hi->input->propbit);
+ }
+ break;
+ default:
+ }
+}
+
static const struct hid_device_id lenovo_devices[] = {
{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) }, { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD)
},
@@ -774,6 +792,7 @@ MODULE_DEVICE_TABLE(hid, lenovo_devices);

static struct hid_driver lenovo_driver = {
	.name = "lenovo",
	.id_table = lenovo_devices,

+ .input_configured = lenovo_input_configured,
.input_mapping = lenovo_input_mapping,
.probe = lenovo_probe,
.remove = lenovo_remove,