Re: [PATCH] wifi: brcmfmac: cfg80211: Use WSEC to set SAE password

From: Kalle Valo
Date: Tue Dec 19 2023 - 03:57:34 EST


Arend Van Spriel <arend.vanspriel@xxxxxxxxxxxx> writes:

> On December 17, 2023 12:25:23 PM Kalle Valo <kvalo@xxxxxxxxxx> wrote:
>
>> Hector Martin <marcan@xxxxxxxxx> wrote:
>>
>>> Using the WSEC command instead of sae_password seems to be the supported
>>> mechanism on newer firmware, and also how the brcmdhd driver does it.
>>>
>>> According to user reports [1], the sae_password codepath doesn't actually
>>> work on machines with Cypress chips anyway, so no harm in removing it.
>>>
>>> This makes WPA3 work with iwd, or with wpa_supplicant pending a support
>>> patchset [2].
>>>
>>> [1] https://rachelbythebay.com/w/2023/11/06/wpa3/
>>> [2] http://lists.infradead.org/pipermail/hostap/2023-July/041653.html
>>>
>>> Signed-off-by: Hector Martin <marcan@xxxxxxxxx>
>>> Reviewed-by: Neal Gompa <neal@xxxxxxxxx>
>>
>> Arend, what do you think?
>>
>> We recently talked about people testing brcmfmac patches, has anyone else
>> tested this?
>
> Not sure I already replied so maybe I am repeating myself. I would
> prefer to keep the Cypress sae_password path as well although it
> reportedly does not work. The vendor support in the driver can be used
> to accommodate for that. The other option would be to have people with
> Cypress chipset test this patch. If that works for both we can
> consider dropping the sae_password path.

Ok, thanks for checking.

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