From: Johannes Berg <johannes@sipsolutions.net>
To: Kevin Kellar <kevin.kellar@flyzipline.com>,
linux-wireless@vger.kernel.org
Subject: Re: iwlwifi: Beacon frame injection at higher modulation in kernel 5.13+?
Date: Wed, 23 Mar 2022 14:35:16 +0100 [thread overview]
Message-ID: <dde1f3a29b7da55697cfaca58565458766f74209.camel@sipsolutions.net> (raw)
In-Reply-To: <CAJyMcLWcoCAHOmoNUT2=oVUWj7Lj5R1O-57KNX_5VXHfBr91OQ@mail.gmail.com>
On Mon, 2022-01-31 at 17:26 -0800, Kevin Kellar wrote:
>
> Would anyone here be able to weigh in on:
> If frame injection while the interface is in monitor mode is supported
> by the iwlwifi driver
Kind of.
> Whether the iwlwifi team intentionally limits supported
> modulations/datarates for injected frames to be 802.11b 1Mb/s
Not really, but there's no code to handle it otherwise I guess, and
given how rate control works that's not really trivial.
> Whether injection at 802.11n MCSs is supported by Intel wireless
> device firmware, and if we could use this feature through the iwlwifi
> driver.
>
Yes that should work in firmware, just need to set the rate into the TX
command (rate from command, not rate from STA LQ table)
johannes
prev parent reply other threads:[~2022-03-23 13:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-01 1:26 iwlwifi: Beacon frame injection at higher modulation in kernel 5.13+? Kevin Kellar
2022-03-23 13:35 ` Johannes Berg [this message]
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