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.

Signed-off-by: Andreas Fleig <andreasfl...@gmail.com>
Reviewed-by: Benjamin Tissoires <benjamin.tissoi...@redhat.com>
Cc: Jiri Kosina <jkos...@suse.cz>

diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index c4c3f09..59f21a0 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -762,6 +762,23 @@ 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;
+       }
+}
+
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 +791,7 @@ 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,



--
To unsubscribe from this list: send the line "unsubscribe linux-input" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to