I have the same problem with my Lenovo M30-70 with a Atheros WB335-card.
xxx@xxx:~$ uname -a
Linux xxx 3.18.2-031802-generic #201501082011 SMP Thu Jan 8 20:13:03 UTC 2015
x86_64 x86_64 x86_64 GNU/Linux
xxx@xxx:~$ lsb_release -a
No LSB modules are available.
Distributor ID: Ubuntu
Description: Ubuntu 14.04.1 LTS
Release: 14.04
Codename: trusty
Sometimes it works, but most of the time it doesn't.
This is when it DOESN'T work:
xxx@xxx:/var/log$ dmesg | grep -i ath
[ 14.675359] ath: phy0: WB335 2-ANT card detected
[ 14.675364] ath: phy0: Set BT/WLAN RX diversity capability
[ 14.682054] ath: phy0: Enable LNA combining
[ 14.683153] ath: EEPROM regdomain: 0x65
[ 14.683154] ath: EEPROM indicates we should expect a direct regpair map
[ 14.683157] ath: Country alpha2 being used: 00
[ 14.683158] ath: Regpair used: 0x65
[ 14.865275] ieee80211 phy0: Atheros AR9565 Rev:1 mem=0xffffc90011000000,
irq=18
[ 17.549306] ath3k: probe of 1-7:1.0 failed with error -110
[ 17.549405] usbcore: registered new interface driver ath3k
snubbe@tiefighter:/var/log$ dmesg | grep -i blue
[ 14.157777] Bluetooth: Core ver 2.19
[ 14.157814] Bluetooth: HCI device and connection manager initialized
[ 14.157823] Bluetooth: HCI socket layer initialized
[ 14.157826] Bluetooth: L2CAP socket layer initialized
[ 14.157833] Bluetooth: SCO socket layer initialized
[ 17.549216] Bluetooth: Error in firmware loading err = -110,len = 448, size
= 4096
[ 17.549270] Bluetooth: Loading patch file failed
[ 20.811258] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 20.811267] Bluetooth: BNEP filters: protocol multicast
[ 20.811282] Bluetooth: BNEP socket layer initialized
[ 20.833345] Bluetooth: RFCOMM TTY layer initialized
[ 20.833359] Bluetooth: RFCOMM socket layer initialized
[ 20.833367] Bluetooth: RFCOMM ver 1.11
lsusb -v:
Bus 002 Device 005: ID 0cf3:3004 Atheros Communications, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 224 Wireless
bDeviceSubClass 1 Radio Frequency
bDeviceProtocol 1 Bluetooth
bMaxPacketSize0 64
idVendor 0x0cf3 Atheros Communications, Inc.
idProduct 0x3004
bcdDevice 0.01
iManufacturer 0
iProduct 0
iSerial 0
bNumConfigurations 1
snubbe@tiefighter:~$ rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
This is when it WORKS:
snubbe@tiefighter:~$ dmesg | grep -i ath
[ 14.975603] ath: phy0: WB335 2-ANT card detected
[ 14.975608] ath: phy0: Set BT/WLAN RX diversity capability
[ 14.982539] ath: phy0: Enable LNA combining
[ 14.983794] ath: EEPROM regdomain: 0x65
[ 14.983797] ath: EEPROM indicates we should expect a direct regpair map
[ 14.983799] ath: Country alpha2 being used: 00
[ 14.983801] ath: Regpair used: 0x65
[ 15.012733] ieee80211 phy0: Atheros AR9565 Rev:1 mem=0xffffc90010f00000,
irq=18
[ 15.224047] usbcore: registered new interface driver ath3k
snubbe@tiefighter:~$ dmesg | grep -i blue
[ 14.487174] Bluetooth: Core ver 2.19
[ 14.487205] Bluetooth: HCI device and connection manager initialized
[ 14.487213] Bluetooth: HCI socket layer initialized
[ 14.487216] Bluetooth: L2CAP socket layer initialized
[ 14.487226] Bluetooth: SCO socket layer initialized
[ 20.004332] Bluetooth: RFCOMM TTY layer initialized
[ 20.004346] Bluetooth: RFCOMM socket layer initialized
[ 20.004354] Bluetooth: RFCOMM ver 1.11
[ 20.056350] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 20.056355] Bluetooth: BNEP filters: protocol multicast
[ 20.056364] Bluetooth: BNEP socket layer initialized
lsusb -v:
Bus 001 Device 006: ID 0cf3:3004 Atheros Communications, Inc.
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 1.10
bDeviceClass 224 Wireless
bDeviceSubClass 1 Radio Frequency
bDeviceProtocol 1 Bluetooth
bMaxPacketSize0 64
idVendor 0x0cf3 Atheros Communications, Inc.
idProduct 0x3004
bcdDevice 0.02
iManufacturer 0
iProduct 0
iSerial 0
bNumConfigurations 1
snubbe@tiefighter:~$ rfkill list
0: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
1: ideapad_bluetooth: Bluetooth
Soft blocked: no
Hard blocked: no
2: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
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https://bugs.launchpad.net/bugs/1260825
Title:
168c:0032 ath3k built-in bluetooth cannot load firmware - sporadic
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