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From: Johannes Berg <johannes@sipsolutions.net>
To: Ben Greear <greearb@candelatech.com>,
	Allan Matthew <allanm84@gmail.com>,
	linux-wireless@vger.kernel.org
Subject: Re: set channel from radiotap headers during injection
Date: Wed, 19 Aug 2015 20:02:29 +0200	[thread overview]
Message-ID: <1440007349.2089.8.camel@sipsolutions.net> (raw)
In-Reply-To: <55D4C068.70607@candelatech.com>

On Wed, 2015-08-19 at 10:44 -0700, Ben Greear wrote:
> 
> At least with ath9k, it is possible to send HT20 frames
> when the radio has other vifs on the same radio sending HT40 frames, 
> for instance.
> (And rate-ctrl will do the same thing even for an 'ht40' vif).

Yes, but that's pure rate control.

> ath10k hardware has same general ability, but you have no good way to
> get radiotap info to the firmware at this time.
> 
> As long as the center freq is the same, it might also be possible to 
> do smaller bandwith encodings as well.

I don't think this is true - I believe the clock settings are different
for 5 and 10 MHz (vs. each other and higher bandwidths)


johannes

      reply	other threads:[~2015-08-19 18:02 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-13 18:22 set channel from radiotap headers during injection Allan Matthew
2015-08-14 21:39 ` Allan Matthew
2015-08-19 11:24   ` Johannes Berg
2015-08-19 16:37     ` Allan Matthew
2015-08-19 18:09       ` Johannes Berg
2015-08-19 19:00         ` Allan Matthew
2015-08-19 19:41           ` Johannes Berg
2015-08-19 19:50             ` Allan Matthew
2015-08-19 19:53               ` Johannes Berg
2015-08-19 20:43                 ` Allan Matthew
2015-08-25  0:46                   ` Allan Matthew
2015-08-25  9:36                     ` Johannes Berg
2015-08-25 17:47                       ` Allan Matthew
2015-08-25 17:48                         ` Johannes Berg
2015-08-19 17:44     ` Ben Greear
2015-08-19 18:02       ` Johannes Berg [this message]

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