Re: [PATCH ath-next] wifi: ath12k: Set congestion control max MSDU count
Jeff Johnson <[email protected]> Fri, 17 Jul 2026 08:06:02 -0700
| Newsgroups | org.infradead.lists.ath12k,org.kernel.vger.linux-wireless |
|---|---|
| Message-ID | <[email protected]> |
On Mon, 22 Jun 2026 11:56:14 +0530, Thiraviyam Mariyappan wrote:
> Currently when running 128 clients UDP DL test in 5 GHz HE80 (NSS 2x2),
> firmware uses the default max MSDU count (16K MSDUs). This lower limit
> causes the firmware to compute a smaller TQM drop threshold, aggregate
> packets at a reduced rate, and results in increased packet drops with
> TQM drop threshold as the completion reason.
>
> To fix this issue, set WMI_PDEV_PARAM_SET_CONG_CTRL_MAX_MSDUS to the TX
> descriptor count using ath12k_wmi_pdev_set_param(). This increases the
> TQM drop threshold, reduces drop events, and improves throughput from
> ~722 Mbps to ~1060 Mbps with 1200 Mbps ingress.
>
> [...]
Applied, thanks!
[1/1] wifi: ath12k: Set congestion control max MSDU count
commit: 78ad50d9071d07510e190d858a76b27a8339932f
Best regards,
--
Jeff Johnson <[email protected]>