Bluetooth (Atheros AR3012) does not work on 18.04

[Harald]

Hi
Bluetooth (Atheros AR3012) device is not available on current version 18.04. Backport ppa is enabled. It still was ok with 18.04 alpha, details pls see below.

lsb_release -rd
Description: Ubuntu 18.04 LTS
Release: 18.04

uname -a
Linux samlap 4.15.0-28-generic #30-Ubuntu SMP Thu Jul 12 17:35:57 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

hciconfig --all
hci0: Type: Primary Bus: USB
        BD Address: 00:00:00:00:00:00 ACL MTU: 0:0 SCO MTU: 0:0
        DOWN
        RX bytes:0 acl:0 sco:0 events:0 errors:0
        TX bytes:0 acl:0 sco:0 commands:0 errors:0
        Features: 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
        Packet type: DM1 DH1 HV1
        Link policy:
        Link mode: SLAVE ACCEPT

a1@samlap:~$ dmesg | grep -i firmware; dmesg | grep -i bluetooth
[ 0.028975] Spectre V2 : Enabling Restricted Speculation for firmware calls
[ 2.648147] [Firmware Bug]: battery: (dis)charge rate invalid.
[ 3.913868] [Firmware Bug]: ACPI(PEGP) defines _DOD but not _DOS
[ 5.580195] Bluetooth: hci0: don't support firmware rome 0x1020200
[ 3.746081] usb 1-1.2: Product: Bluetooth USB Host Controller
[ 5.541105] Bluetooth: Core ver 2.22
[ 5.541121] Bluetooth: HCI device and connection manager initialized
[ 5.541124] Bluetooth: HCI socket layer initialized
[ 5.541126] Bluetooth: L2CAP socket layer initialized
[ 5.541150] Bluetooth: SCO socket layer initialized
[ 5.580195] Bluetooth: hci0: don't support firmware rome 0x1020200
[ 6.515262] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 6.515264] Bluetooth: BNEP filters: protocol multicast
[ 6.515270] Bluetooth: BNEP socket layer initialized

sudo hciconfig hci0 up
Can't init device hci0: Input/output error (5)

modprobe -c | grep 3375 | grep ath3k
alias usb:v13D3p3375d*dc*dsc*dp*ic*isc*ip*in* ath3k

------------------
However bluetooth works well with kubuntu alpha live disk:

uname -a
Linux kubuntu 4.15.0-10-generic #11-Ubuntu SMP Tue Feb 13 18:23:35 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux

hciconfig --all
hci0: Type: Primary Bus: USB
        BD Address: 50:B7:C3:1D:69:26 ACL MTU: 1022:8 SCO MTU: 183:5
        UP RUNNING
        RX bytes:1310 acl:0 sco:0 events:87 errors:0
        TX bytes:5496 acl:0 sco:0 commands:87 errors:0
        Features: 0xff 0xfe 0x0d 0xfe 0xd8 0x7f 0x7b 0x87
        Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3
        Link policy: RSWITCH HOLD SNIFF
        Link mode: SLAVE ACCEPT
        Name: 'kubuntu'
        Class: 0x1c010c
        Service Classes: Rendering, Capturing, Object Transfer
        Device Class: Computer, Laptop
        HCI Version: 4.0 (0x6) Revision: 0x102
        LMP Version: 4.0 (0x6) Subversion: 0x1

Thank you for help
Harald

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.