Re: [RFC 2/2] ath10k: Add QCA vendor command/attr support to filterneighbor BSS frames

[Kalle Valo <kvalo@codeaurora.org>]

Karthikeyan Periyasamy <periyasa@codeaurora.org> wrote:

> Add operations to allow an AP to capture frames from stations that
> are active on the operating channel, but not associated to the current AP.
> Operations include add/delete the filter and get the statistics
> information of the unassociated stations.
> 
> User can able to add/delete two type of filters,
> 	1. BSSID
> 	2. STA MAC address
> 
> BSSID filter achieved by HW through vdev_set_neighbor_rx_param WMI command.
> Local device able to capture all frames of the specified BSS using the above
> WMI command. STA filter achieved by SW through RX addr2 matching with
> unassociated station rhash table list keyed by MAC address. rhash table used
> for efficient search. rhash table can grow/shrink by the add/delete STA
> filter request.
> 
> Hardware tested: QCA9984, QCA4019 and QCA9888
> Firmware tested: 10.4-3.6-xxxxx
> 
> NOTE: Tested with debug firmware
> 
> Signed-off-by: Karthikeyan Periyasamy <periyasa@codeaurora.org>

So I'm not sure what to do with this. A bpf type of filtering system in
mac80211 would be nice but then again we cannot benefit from HW offloading.
Johannes, what do you think?

Here are the full patches:

https://patchwork.kernel.org/patch/10508821/

https://patchwork.kernel.org/patch/10508823/

-- 
https://patchwork.kernel.org/patch/10508823/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches


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