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From: Ben Greear <greearb@candelatech.com>
To: Alessandro Bolletta <alessandro@mediaspot.net>,
	"ath10k@lists.infradead.org" <ath10k@lists.infradead.org>
Subject: Re: Link can't get estabilished over RB911AC boards
Date: Mon, 21 Sep 2015 13:36:32 -0700	[thread overview]
Message-ID: <56006A50.4000608@candelatech.com> (raw)
In-Reply-To: <F52F175DFC537F48A43937B50B44BCA2820826A4@EXCHANGE.mediaspot.local>

On 09/21/2015 12:57 PM, Alessandro Bolletta wrote:
> Hi,
>
> I have two Mikrotik RB911AC boards (radio based on QCA9882) in which I injected OpenWRT 15.05 and ath10k.
>
> I managed to get them connected in AP/STA configuration in a very short (2 meters) distance, but when I try to connect them on 5 kilometers, even if I set the distance parameter on OpenWRT's UCI config files properly, it tries to connect but after 3 retries, it declares unauthenticated.
>
> No problem with the same firmware on ath9k, for example.
> Signal is stable at -62 dbm, I also tried to change channels and push tx power, but nothing helped to do the trick.
> Also tried with every firmware combination (10.2.4, CT firmware, 999.999.0.636, 10.1.467.2-1), without success.
>
> Is there anybody who can tell me why? Could it be due to the kernel version (i'm running on 3.18.21)?

You probably need to adjust ack timings.  I have some un-tested firmware
support for this in the CT firmware, but I haven't fully wired it up to
the driver.

Someone with a bit of time and skill could add this to the ath10k
driver if they wanted to.  This commit has some details.

http://dmz2.candelatech.com/?p=linux-4.0.dev.y/.git;a=commit;h=abd3ee5c4d297e56b854864624152f5704c5df20

Thanks,
Ben

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


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  reply	other threads:[~2015-09-21 20:36 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-21 19:57 Link can't get estabilished over RB911AC boards Alessandro Bolletta
2015-09-21 20:36 ` Ben Greear [this message]
2015-09-21 22:18   ` R: " Alessandro Bolletta
2015-09-21 23:18     ` Ben Greear
2015-09-21 23:20       ` R: " Alessandro Bolletta
2015-09-21 23:34         ` Ben Greear
2015-09-22 21:09   ` Alessandro Bolletta
2015-09-22 21:14     ` Ben Greear
     [not found] ` <CAGNwC3nKb_tJnL44tu0jaV5h2hX2KLqoiLdm-GR+myyKRHZdBQ@mail.gmail.com>
2015-09-22 21:26   ` Alessandro Bolletta

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