msm8916 + wcn3620 mainline support?

Pontus Fuchs pontus.fuchs at gmail.com
Mon Jan 19 04:37:51 PST 2015


On 2015-01-19 10:38, Andy Green wrote:
> On 19 January 2015 at 17:27, Pontus Fuchs <pontus.fuchs at gmail.com> wrote:
>>
>>>> You need to check air logs to understand what's going on in really or
>>>> dump the packets in the driver and look at those.
>>>
>>>
>>> OK.
>>
>>
>> In case you want to study host <-> fw communication there is a handy tool.
>> Works both with prima and wcn36xx.
>>
>> https://github.com/kanstrup/wcn36xx-dissector
>
> Thanks a lot for the hint... currently I am wondering if the stability
> problems are related to scan mode... certainly entering scan mode
> chokes normal operation for 10s every time which is unacceptable for
> 'normal operation'.  There are different kinds of scan offload that
> seem to be supported but it's difficult to look in prima to see how to
> do it.
>

I recall seeing similar problem when scanning while connected. Without 
knowing the details I suspect the scan offloading in FW is rather 
primitive. Prima has a lot of code related to scanning. It's sending one 
scan command per channel IIRC. I think there are examples of scan in the 
dissector git.

//Pontus




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