[PATCH v2 1/3] wifi: ath11k: Enable threaded NAPI

Kalle Valo kvalo at kernel.org
Fri Sep 9 23:28:05 PDT 2022


Manikanta Pubbisetty <quic_mpubbise at quicinc.com> wrote:

> Enable threaded NAPI on all ath11k targets. Unlike traditional
> NAPI poll which runs in softirq context and on the core which
> scheduled the NAPI, threaded NAPI makes use of kernel threads
> which are under direct control of the scheduler and helps in
> balancing the NAPI processing load across multiple CPUs thereby
> improving throughput.
> 
> In the case of WCN6750, enabling threaded NAPI has improved
> 160 MHz RX throughput by nearly 400 Mbps. Similar gains can
> be expected on other ath11k devices as well.
> 
> Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1
> 
> Signed-off-by: Manikanta Pubbisetty <quic_mpubbise at quicinc.com>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

3 patches applied to ath-next branch of ath.git, thanks.

13aa2fb692d3 wifi: ath11k: Enable threaded NAPI
7636c9a6e7d7 wifi: ath11k: Add multi TX ring support for WCN6750
97c9e37c7a7d wifi: ath11k: Increase TCL data ring size for WCN6750

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20220905071805.31625-2-quic_mpubbise@quicinc.com/

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




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