Comment # 25 on bug 907378 from Takashi Iwai

(In reply to Szymon Kowalczyk from comment #24)
> Neither move ath3k out of initrd nor head kernel worked.
> 
> Latest kernel:
> 
> 
> 
> Linux linux-u349.site 3.19.0-rc7-3.g6b23e00-desktop #1 SMP PREEMPT Thu Feb 5
> 10:46:44 UTC 2015 (6b23e00) x86_64 x86_64 x86_64 GNU/Linux
> 
> 
> 
> [    5.742346] ath: phy0: WB335 2-ANT card detected
> [    5.742348] ath: phy0: Set BT/WLAN RX diversity capability
> [    5.750444] ath: phy0: Enable LNA combining
> [    5.751578] ath: phy0: ASPM enabled: 0x42
> [    5.751580] ath: EEPROM regdomain: 0x6a
> [    5.751581] ath: EEPROM indicates we should expect a direct regpair map
> [    5.751583] ath: Country alpha2 being used: 00
> [    5.751584] ath: Regpair used: 0x6a
> [    5.763973] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
> [    5.764172] ieee80211 phy0: Atheros AR9565 Rev:1 mem=0xffffc90012280000,
> irq=17
> [    5.766855] ath9k 0000:02:00.0 wlp2s0: renamed from wlan0
> ...
> [    6.968743] Bluetooth: Core ver 2.20
> [    6.968754] NET: Registered protocol family 31
> [    6.968755] Bluetooth: HCI device and connection manager initialized
> [    6.968758] Bluetooth: HCI socket layer initialized
> [    6.968761] Bluetooth: L2CAP socket layer initialized
> [    6.968767] Bluetooth: SCO socket layer initialized
> [    6.973899] usbcore: registered new interface driver btusb
> [    9.987144] Bluetooth: Error in firmware loading err = -110,len = 448,
> size = 4096
> [    9.987152] Bluetooth: Loading patch file failed
> [    9.987160] ath3k: probe of 3-7:1.0 failed with error -110
> [   29.202192] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
> [   29.202194] Bluetooth: BNEP filters: protocol multicast
> [   29.202198] Bluetooth: BNEP socket layer initialized
> 
> 
> 
> move ath3k out of initrd:
> 
> [    5.573570] ath: phy0: WB335 2-ANT card detected
> [    5.573572] ath: phy0: Set BT/WLAN RX diversity capability
> [    5.582490] ath: phy0: Enable LNA combining
> [    5.583691] ath: phy0: ASPM enabled: 0x42
> [    5.583694] ath: EEPROM regdomain: 0x6a
> [    5.583695] ath: EEPROM indicates we should expect a direct regpair map
> [    5.583697] ath: Country alpha2 being used: 00
> [    5.583697] ath: Regpair used: 0x6a
> [    8.567859] Bluetooth: Error in firmware loading err = -110,len = 448,
> size = 4096
> [    8.567951] Bluetooth: Loading patch file failed
> [    8.568006] ath3k: probe of 3-7:1.0 failed with error -110
> [    8.568083] usbcore: registered new interface driver ath3k
> [   31.917499] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
> [   31.917501] Bluetooth: BNEP filters: protocol multicast
> [   31.917507] Bluetooth: BNEP socket layer initialized
> 
> 
> 
> What is funny:
> 
> After bluetooth disappear (after resume from suspend) only shutdown wailt
> and power on procedure fix it, if i choose reboot problem still exists.

This looks rather like a hardware-specific or a firmware problem.  In anyway,
please report it to upstream.  As this is no generic kernel issue, we can't
debug here.