dmesg

[   19.293730] Bluetooth: Core ver 2.22
[   19.293746] NET: Registered protocol family 31
[   19.293748] Bluetooth: HCI device and connection manager initialized
[   19.293751] Bluetooth: HCI socket layer initialized
[   19.293753] Bluetooth: L2CAP socket layer initialized
[   19.293760] Bluetooth: SCO socket layer initialized
[   19.300441] usbcore: registered new interface driver btusb
[   19.300940] Bluetooth: hci0: don't support firmware rome 0x31010000
[   19.303010] usbcore: registered new interface driver ath3k
[   19.330695] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[   19.342884] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[   19.378765] ath: phy0: WB335 2-ANT card detected
[   19.378767] ath: phy0: Set BT/WLAN RX diversity capability
[   19.387633] ath: phy0: Enable LNA combining
[   19.388911] ath: phy0: ASPM enabled: 0x43
[   19.388913] ath: EEPROM regdomain: 0x6a
[   19.388914] ath: EEPROM indicates we should expect a direct regpair map
[   19.388915] ath: Country alpha2 being used: 00
[   19.388916] ath: Regpair used: 0x6a