> > I will try and find a couple of other devices with an appropriate > > cypress/infineon. > > Thanks for giving the patches a spin. The firmware should have a feature > named sae_ext. I think the one you with iw are indicating same support in > general. I am not so sure. RPi4 (BCM4345/6 - 7.45.234 (4ca95bb CY) FWID 01-996384e2) Supported extended features: * [ CQM_RSSI_LIST ]: multiple CQM_RSSI_THOLD records * [ 4WAY_HANDSHAKE_STA_PSK ]: 4-way handshake with PSK in station mode * [ 4WAY_HANDSHAKE_STA_1X ]: 4-way handshake with 802.1X in station mode * [ DFS_OFFLOAD ]: DFS offload * [ SAE_OFFLOAD ]: SAE offload support * [ 4WAY_HANDSHAKE_AP_PSK ]: AP mode PSK offload support * [ SAE_OFFLOAD_AP ]: AP mode SAE authentication offload support Jetson TX1 (BCM4354/1 - fw 7.35.349.104 (775a9ab CY) FWID 01-d55901b0): Supported extended features: * [ CQM_RSSI_LIST ]: multiple CQM_RSSI_THOLD records * [ DFS_OFFLOAD ]: DFS offload So I have different brcmfmac HW reporting different features. > You can check the firmware features in debugfs under > <mount>/ieee80211/phyX/fwcap. I don't get fwcap on either of the above devices: ls /sys/kernel/debug/ieee80211/phy0/ fragmentation_threshold ht40allow_map long_retry_limit rts_threshold short_retry_limit Peter Peter