drivers - Bluetooth not working in Ubuntu 16.04 with [0cf3:3004] Atheros adapter - Ask Ubuntu

my laptop, msi gs70 stealth pro, has build build in bluetooth device ubuntu seems not recognize.

when go system settings > bluetooth says no bluetooth adapters found.

from i've seen in other threads, leave here helpful info:

rfkill list:

1: phy0: wireless lan    soft blocked: no    hard blocked: no 

dmesg | grep blue:

[    2.951161] bluetooth: core ver 2.21 [    2.951173] bluetooth: hci device , connection manager initialized [    2.951176] bluetooth: hci socket layer initialized [    2.951177] bluetooth: l2cap socket layer initialized [    2.951181] bluetooth: sco socket layer initialized [    2.959062] bluetooth: hci uart driver ver 2.3 [    2.959064] bluetooth: hci uart protocol h4 registered [    2.959065] bluetooth: hci uart protocol bcsp registered [    2.959066] bluetooth: hci uart protocol ll registered [    2.959066] bluetooth: hci uart protocol ath3k registered [    2.959067] bluetooth: hci uart protocol three-wire (h5) registered [    2.959085] bluetooth: hci uart protocol intel registered [    2.959093] bluetooth: hci uart protocol bcm registered [    2.959093] bluetooth: hci uart protocol qca registered [    3.931392] bluetooth: bnep (ethernet emulation) ver 1.3 [    3.931394] bluetooth: bnep filters: protocol multicast [    3.931397] bluetooth: bnep socket layer initialized [    4.100415] bluetooth: patch file not found ar3k/athrbt_0x00000200.dfu [    4.100417] bluetooth: loading patch file failed [    9.725996] bluetooth: rfcomm tty layer initialized [    9.726003] bluetooth: rfcomm socket layer initialized [    9.726006] bluetooth: rfcomm ver 1.11 [   48.509706] bluetooth: hidp (human interface emulation) ver 1.2 [   48.509710] bluetooth: hidp socket layer initialized 

lspci -knn | grep net -a2; lsusb :

02:00.0 network controller [0280]: qualcomm atheros qca6174 802.11ac wireless network adapter [168c:003e] (rev 20)     subsystem: bigfoot networks, inc. killer n1525 wireless-ac [1a56:1525]     kernel driver in use: ath10k_pci     kernel modules: ath10k_pci bus 004 device 001: id 1d6b:0003 linux foundation 3.0 root hub bus 003 device 005: id 05e3:0660 genesys logic, inc. usb 2.0 hub bus 003 device 004: id 093a:2521 pixart imaging, inc. optical mouse bus 003 device 003: id 05e3:0660 genesys logic, inc. usb 2.0 hub bus 003 device 001: id 1d6b:0002 linux foundation 2.0 root hub bus 002 device 001: id 1d6b:0003 linux foundation 3.0 root hub bus 001 device 003: id 1770:ff00   bus 001 device 002: id 24ae:2003   bus 001 device 004: id 0cf3:3004 atheros communications, inc. ar3012 bluetooth 4.0 bus 001 device 001: id 1d6b:0002 linux foundation 2.0 root hub 

how fix problem?

this problem exists because atheros re-used chip vid , pid.

see bug report

as workaround can patch btusb.c module , change form ath3k rome.

i've built dkms package fix issue , uploaded ppa.

https://launchpad.net/~hanipouspilot/+archive/ubuntu/bluetooth/+files/btusb-lp1542743-dkms_0.1_all.deb

install deb , reboot. should fix issue.