Bluetooth: Add Periodic Inquiry command complete handler

This patch adds a handler function to Periodic Inquiry command
complete event.
Signed-off-by: Andre Guedes <aguedespe@gmail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo Padovan <gustavo@padovan.org>

include/net/bluetooth/hci.h

@@ -324,6 +324,8 @@ struct hci_cp_inquiry {
 
 #define HCI_OP_INQUIRY_CANCEL		0x0402
 
+#define HCI_OP_PERIODIC_INQ		0x0403
+
 #define HCI_OP_EXIT_PERIODIC_INQ	0x0404
 
 #define HCI_OP_CREATE_CONN		0x0405