HID: multitouch: force BTN_STYLUS for pen devices

The "tablet" udev rule relies on BTN_STYLUS to be set.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 55551746d23580529ef572d55c104fff5f0e0e5c..aceaf6c08878f41d82b355df1651bc4aeeb72010 100644 (file)
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -418,6 +418,9 @@ static void mt_pen_input_configured(struct hid_device *hdev,
                mt_free_input_name(hi);
                hi->input->name = name;
        }
+
+       /* force BTN_STYLUS to allow tablet matching in udev */
+       __set_bit(BTN_STYLUS, hi->input->keybit);
 }
 
 static int mt_touch_input_mapping(struct hid_device *hdev, struct hid_input *hi,