Re: Bluetooth HF role

[Mikel Astiz <mikel.astiz@bmw-carit.de>]

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Hi Denis,

On 08/20/2011 11:00 AM, Denis Kenzior wrote:
> Hi Mikel,
>
> On 08/24/2011 10:28 AM, Mikel Astiz wrote:
>> Hi all,
>>
>> I'm trying to understand the features currently supported by oFono
>> regarding the handsfree role in Bluetooth/HFP. My first impression
>> looking at the source code is that some HFP functionality might be
>> missing, but I would rather have your confirmation.
>>
> Correct, in general only features that map 1:1 to existing APIs are
> exposed.  So that means network registration, voicecalls and call-volume
> interfaces.
>
>> Some examples I've found so far are the following:
>> 1. Response and hold (AT+BTRH=0)
>> 2. Redial last number (AT+BLDN)
>> 3. Retrieval of supported Bluetooth features for a certain modem/device
>> (AT+BRSF)
>>
> BRSF is supported and used internally, but the information is not
> exposed over D-Bus.
>
>> Could you clarify which (if any) of these features are currently
>> supported by oFono?
> Bluetooth specific features are not supported yet, these will require a
> separate atom. Roughly this means anything starting with +B.. including:
> 	- +BINP
> 	- +BLDN
> 	- +BVRA
> 	- +NREC
> 	- +BSIR
> 	- +BTRH
>
>> In general, is there any documented list of unsupported features?
>>
> In general the TODO list is your best source of readily available
> information.  In the case of HFP HF, there is no such documentation ;)
> Patches adding tasks to the TODO list to support these features are
> always welcome.
>
> Regards
> -Denis

OK, thanks for the information.

Then I guess the next question is whether you have plans to support this 
in the future, or if you would accept patches in this direction. I'm 
afraid some of them could potentially affect the existing API.

Best regards,
Mikel