From mboxrd@z Thu Jan  1 00:00:00 1970
From: Felix Fietkau <nbd@nbd.name>
Date: Mon, 31 Oct 2011 22:05:32 +0100
Subject: [ath9k-devel] AR9285 and Thompson TG585 v8 connection problems
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On 2011-10-31 9:24 PM, Adrian Chadd wrote:
> On 1 November 2011 00:04, Mohammed Shafi<shafi.wireless@gmail.com>  wrote:
>>  On Sat, Oct 29, 2011 at 9:02 PM, David Summers
>
>>  i assume if we remove the antenna in chain0, the performance will be
>>  bad. as per my assumption tx will always happen in chain0.(does we
>>  have some tx diversity?)
>
> If you have an AR9285 with an antenna switch (and I don't have one, so
> I can't test) then you MAY be ok. But Felix and others have removed
> that TX diversity code from ath9k.
> So I'm not sure whether the antenna switch based TX diversity code
> would work. FreeBSD? It may work.
>
> But unless you're very lucky, I suggest "no" to the AR9285 + TX diversity :)
>
> (I'll see if I can source some more AR9285's, hopefully one will have
> the antenna switch hardware attached.)
As far as I know, the AR9285 chip does not have any tx diversity.

- Felix