linux-kernel - Re: [EXT] Re: [PATCH v9 0/2] wifi: mwifiex: add code to support host mlme

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Date: Mon, 25 Mar 2024 16:58:37 +0100
From: Johannes Berg <johannes@...solutions.net>
To: Brian Norris <briannorris@...omium.org>
Cc: David Lin <yu-hao.lin@....com>, Francesco Dolcini
 <francesco@...cini.it>,  "kvalo@...nel.org" <kvalo@...nel.org>,
 "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
 "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Pete Hsieh
 <tsung-hsien.hsieh@....com>,  "rafael.beims" <rafael.beims@...adex.com>,
 Francesco Dolcini <francesco.dolcini@...adex.com>
Subject: Re: [EXT] Re: [PATCH v9 0/2] wifi: mwifiex: add code to support
 host mlme

On Wed, 2024-03-20 at 14:50 -0700, Brian Norris wrote:
> 
> AFAICT, mwifiex firmware still isn't allowing "parsing and generation of
> 802.11 wireless frames" in any general form -- everything I see is still
> wrapped in custom firmware command protocols. I do see that the AUTH
> frame looks like it's essentially duplicating the standard mgmt format,
> and uses the driver's TX path for it, but there isn't a corresponding
> ASSOC management frame that I can see...

Fair point, I didn't really look beyond "auth creates auth frames and
sends them normally like any other frame" ...

> ...so I really can't tell how much control this firmware *does* give the
> host regarding arbitrary 802.11 frame management.

Perhaps indeed FW does require the assoc to be done with that command.

> But that's pretty much business as usual for anybody but the vendor in
> priorietary firmware land; I can't answer pretty much any question,
> other than what I can glean from a driver.

:)

johannes