[PATCH] ath11k: Add support for RX decapsulation offload

[Kalle Valo]

Jouni Malinen <jouni at codeaurora.org> wrote:

> Add support for rx decapsulation offload by advertising
> the support to mac80211 during registration. Also ensure
> the frames have the RX_FLAG_8023 flag set in decap offload
> frames before passing to mac80211.
> 
> Since the packets delivered to the driver are in 802.3 format, these
> can be sent to the network core with minimal processing in mac80211.
> This helps in releasing some CPU cycles in the host processor and
> thereby improving the performance.
> 
> Two exceptions are made before passing decap frames, one is
> for EAPOL packets since mac80211 8023 fast rx for the sta
> is set only after authorization, other case is for multicast
> packets to validate PN in mac80211. In both the cases the
> decap frames are converted to 80211 frame and sent to mac80211.
> 
> Ethernet decap can be enabled by using frame_mode modparam:
> 
> insmod ath11k frame_mode=2
> 
> Tested-on: IPQ8074 hw2.0 AHB WLAN.HK.2.5.0.1-00844-QCAHKSWPL_SILICONZ-1 v2
> 
> Co-developed-by: Manikanta Pubbisetty <mpubbise at codeaurora.org>
> Signed-off-by: Manikanta Pubbisetty <mpubbise at codeaurora.org>
> Signed-off-by: Sriram R <srirrama at codeaurora.org>
> Signed-off-by: Jouni Malinen <jouni at codeaurora.org>
> Signed-off-by: Kalle Valo <kvalo at codeaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

2167fa606c0f ath11k: Add support for RX decapsulation offload

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210721204217.120572-1-jouni@codeaurora.org/

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