linux-kernel - Re: [EXT] [PATCH v10 0/2] wifi: mwifiex: add code to support host mlme

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Message-Id: <6CB59E09-F34E-4986-AA88-8EC4EE5E71DF@holtmann.org>
Date: Thu, 18 Apr 2024 11:15:28 +0200
From: Marcel Holtmann <marcel@...tmann.org>
To: David Lin <yu-hao.lin@....com>
Cc: "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
 LKML <linux-kernel@...r.kernel.org>,
 "briannorris@...omium.org" <briannorris@...omium.org>,
 Kalle Valo <kvalo@...nel.org>,
 "francesco@...cini.it" <francesco@...cini.it>,
 Pete Hsieh <tsung-hsien.hsieh@....com>,
 "rafael.beims" <rafael.beims@...adex.com>,
 Francesco Dolcini <francesco.dolcini@...adex.com>
Subject: Re: [EXT] [PATCH v10 0/2] wifi: mwifiex: add code to support host
 mlme

Hi David,

>>> With host mlme:
>>> Tested-by: <rafael.beims@...adex.com> #Verdin AM62 IW416 SD Without
>>> host mlme:
>>> Tested-by: Francesco Dolcini <francesco.dolcini@...adex.com> #
>>> 88W8997-SD
>>> 
>>> This series add host based MLME support to the mwifiex driver, this
>>> enables WPA3 support in both client and AP mode.
>>> To enable WPA3, a firmware with corresponding V2 Key API support is
>>> required.
>>> The feature is currently only enabled on NXP IW416 (SD8978), and it
>>> was internally validated by NXP QA team. Other NXP Wi-Fi chips
>>> supported in current mwifiex are not affected by this change.
>> 
>> I am a bit confused here. If this is just for WPA3 support, then wasn’t this
>> suppose to be solved with external_auth support?
>> 
>> Regards
>> 
>> Marcel
> 
> FW can't support WPA3. In order to support WPA3, driver should leverage MLME of wpa_supplicant and hostapd.
> This patch is used to let MLME is running by wpa_supplicant and hostapd instead of handling by FW.

as I said, isn’t external_auth exactly meant for this?

Regards

Marcel