Bluetooth: mgmt: Add basic support for Set High Speed command

This patch adds rudimentary support for the Set High Speed command in
the form of a new HCI dev flag (HCI_HS_ENABLED).

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index ad5e94c..ec37049 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -95,6 +95,7 @@
 
 	HCI_LE_SCAN,
 	HCI_SSP_ENABLED,
+	HCI_HS_ENABLED,
 };
 
 /* HCI ioctl defines */