ath10k: firmware crash in station mode & problem DFS

[Ben Greear]

On 06/13/2014 01:50 AM, Vu Hai NGUYEN wrote:
>> I put a new series of patches (one build for every commit in my tree)
>> here.  This has the scan fix in place (at around build 70 or so)
>> so hopefully a bisect will work OK for you.
>>
>> http://www.candelatech.com/downloads/ath10k-fw-all-images/
>>
>> If you bisect the problem, please let me know the results
>> and I'll try to track down the problem.
>
> Thanks, the different is between the 61th and 62th commit. I have to type "iw wlan0 scan" for the 62th commit firmware to connect after running wpa_supp.
> They all had:
> wlan0: CTRL-EVENT-SCAN-STARTED
> wlan0: SME: Trying to authenticate with 04:f0:21:0e:38:be (SSID='ath10k' freq=5280 MHz)
> wlan0: authenticate with 04:f0:21:0e:38:be
> wlan0: direct probe to 04:f0:21:0e:38:be (try 1/3)
> wlan0: direct probe to 04:f0:21:0e:38:be (try 2/3)
> wlan0: direct probe to 04:f0:21:0e:38:be (try 3/3)
> wlan0: authentication with 04:f0:21:0e:38:be timed out

You see this with official firmware as well?  Any idea why
AP does not answer?


> But the first firmware continue to do this:
> wlan0: SME: Trying to authenticate with 04:f0:21:0e:38:be (SSID='ath10k' freq=5280 MHz)
> wlan0: authenticate with 04:f0:21:0e:38:be
> wlan0: authenticated
>   wlan0: Trying to associate with 04:f0:21:0e:38:be (try 1/3)
>   wlan0: associate with 04:f0:21:0e:38:be
>   wlan0: associated
>
> While the second one keeps saying:
> wlan0: CTRL-EVENT-SCAN-STARTED

I'll investigate the firmware change between 61 and 62, thanks for
narrowing it down.

Also, do you see this same behaviour on non-DFS channels?

Thanks,
Ben

>
> Thanks,
> NGUYEN Vu Hai
> Acita-Sodielec
> Route de Mayres - B.P. 9
> 12100 St GEORGES DE LUZENCON
> FRANCE
>
>
>
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>

-- 
Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com