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Date: Fri, 13 Jun 2014 10:04:33 -0700
From: Ben Greear <greearb@candelatech.com>
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Subject: Re: RE : ath10k: firmware crash in station mode & problem DFS
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To: Vu Hai NGUYEN <vh.nguyen@actiasodielec.fr>
Cc: Janusz Dziedzic <janusz.dziedzic@tieto.com>, Patrick CARNEIRO RODRIGUEZ <p.carneiro@actiasodielec.fr>, "ath10k@lists.infradead.org" <ath10k@lists.infradead.org>, Janusz Dziedzic <janusz.dziedzic@gmail.com>

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

Looks like my scan-on-operating-channel optimization patch is
the problem.  I have just disabled this until I have time to
debug it in detail...

Here is a build of my full patch-set with that buggy patch reverted,
please see if it works for you:

http://www.candelatech.com/downloads/firmware-2-community-scanfix.bin

Thanks,
Ben


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


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