Re: IWD 1.27 with brcmfmac not working for roaming

[James Prestwood <prestwoj@gmail.com>]

Hi Arend,

On 10/21/24 7:40 AM, Arend Van Spriel wrote:
> On October 21, 2024 3:34:46 PM Martin Petzold 
> <martin.petzold@tavla.de> wrote:
>
>> Hi Denis,
>>
>> Am 19.10.24 um 16:41 schrieb Denis Kenzior:
>>>
>>>>
>>>> This is a more or less common setup for embedded environments. Would
>>>> be glad if you could double-check if this could cause wrong initial
>>>> connection (weaker AP).
>>>
>>> We can't help you unless you provide logs.
>>
>> We are now in an enterprise grade Cisco roaming environment. Initial
>> connection to the (open) network was possible and routable with
>> connection to our servers (!). However after like an hour or so the
>> connection was lost. And then re-connection was NOT possible (both
>> autoconnect and also not manual connect via iwctl fail).
>>
>> Please find attached the log output: logfile_tavla.txt (with brcm and
>
> The log output is not hard to read. The brcmfmac indicates it does not 
> support the requested akm suite 00-0F-AC:12 (Suite B 192b).
This is actually the OWE AKM. The last byte is 0x12, not "12" in base 10 
:) Does/should brcmfmac support OWE?
>
> What capabilities does iw command show for the wifi device? Maybe the 
> driver announces something which the firmware does not support.
>
> Regards,
> Arend
>> iwd - no debug) and logfile_tavla_debug.txt (iwd with debug and manual
>> re-connect attempt).
>>
>> I have now enabled "--debug" and it would also be possible to remove the
>> network and do another full reproduction with initial connection.
>>
>> SETUP:
>>
>> SoM: Variscite DART-IMX8M-PLUS
>> SoC: NXP i.MX8M Plus
>> Wi-Fi Chip: Laird Sterling LWB5 (Infineon CYW43353)
>> Antenna: Laird FlexPIFA
>> RootFS: Debian bookworm
>> Kernel: NXP Kernel 6.1.36 (with Variscite patches)
>> Driver: brcmfmac (from Kernel, only minor patches - device tree)
>> Firmware: Laird 12.29.0.22 (loaded via scripts)
>> Network Daemon: systemd-networkd 252.30
>> Wi-Fi Daemon: IWD 2.22+ (c459dc75c080dcbff6f9b9389344e11328dec411) + ELL
>> 0.69 (7bed251f8020ef896043f008276f41cd13fdd43f)
>>
>> KERNEL:
>>
>> REPOSITORY=https://github.com/tavla/linux-imx.git (fork from
>> https://github.com/varigit/linux-imx)
>> BRANCH=lf-6.1.y_var03
>> COMMIT=a4b3cc1dbbb396284e501b938aa79d2dfd4f1a98
>>
>> FIRMWARE:
>>
>> summit-lwb5-etsi-firmware-12.29.0.22.tar.bz2
>>
>> From:
>> https://github.com/LairdCP/Sterling-LWB-and-LWB5-Release-Packages/releases/ 
>>
>
>
>
>