Bluetooth woes (again)

[Joseph Loo]

On 10/25/2015 05:38 PM, Patrick O'Callaghan wrote:
> On Sun, 2015-10-25 at 18:11 -0600, jd1008 wrote:
>>
>> On 10/25/2015 05:50 PM, Patrick O'Callaghan wrote:
>>> On Sun, 2015-10-25 at 14:05 -0600, jd1008 wrote:
>>>> On 10/25/2015 01:57 PM, Patrick O'Callaghan wrote:
>>>>> On Sun, 2015-10-25 at 12:08 -0600, jd1008 wrote:
>>>>>> Had a similar problem. I changed the batteries with brand new
>>>>>> one
>>>>>> (Super Alkaline) and it worked.
>>>>> New battery made no difference.
>>>>>
>>>>> poc
>>>> Have trie re-authenticatinig the password? Usually 4 zeroes?
>>> The mouse is already paired. Furthermore, IIRC it has never asked
>>> me
>>> for a key.
>>>
>>> poc
>> Have you by any chance or even by mistake changed the password?
> 
> To repeat: there is no password. This is a mouse. Not all BT devices
> use keys and I have never been asked for a password (key) for this
> device. I've even unconfigured the device and re-installed it. It still
> didn't ask for a key. I've also (separately) removed and re-inserted
> the dongle. On insertion I get this in dmesg:
> 
> [15213.164076] usb 3-1.2: Product: BCM20702A0
> [15213.164079] usb 3-1.2: Manufacturer: Broadcom Corp
> [15213.164081] usb 3-1.2: SerialNumber: 000272C6AB85
> [15213.172082] Bluetooth: hci0: BCM: chip id 63
> [15213.173129] Bluetooth: hci0: BCM20702A1 (001.002.014) build 0000
> [15213.173307] bluetooth hci0: Direct firmware load for brcm/BCM20702A1-0a5c-21e8.hcd failed with error -2
> [15213.173312] Bluetooth: hci0: BCM: Patch brcm/BCM20702A1-0a5c-21e8.hcd not found
> 
> i.e. there's a problem loading the firmware. This happened in the past
> and then stopped, but is now happening again. Googling for the error
> message led me to instructions for updating the firmware, all of which
> I followed last time this happened.
> 
> I've reported it to Bugzilla: 
> https://bugzilla.redhat.com/show_bug.cgi?id=1275122
> 
> BTW, this is the dongle: http://plugable.com/products/usb-bt4le#drivers
> 
> poc
> 
I had this problem with gnome. What I did, is to go to the bluetooth
device manager, delete the device, and then re-pair it again. This seems
to happen once when my battery in the mouse died.

-- 
Joseph Loo
jloo at acm.org