Hi, I see that the device type of hci_dev can be HCI_BREDR or HCI_AMP. (hci_register_dev() in net/bluetooth/hci_core.c). I have a question if I may: what are these two types? rgs, Kevin -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html