[PATCH ath-next 0/2] wifi: ath12k: Fix HE BA mode and extend buffer size for EHT

[Vasanthakumar Thiagarajan]

On 06-11-2026 10:27, Rameshkumar Sundaram wrote:
> This series addresses two related issues with Block Acknowledgement (BA)
> configuration for HE and EHT capable links.
> 
> Patch 1 fixes a bug where WMI_VDEV_PARAM_BA_MODE was never configured
> for HE in AP mode. The existing code placed the BA mode configuration
> inside the he_oper.params check, but mac80211 does not populate
> he_oper.params for AP mode, so HE AP links never had BA mode set.
> 
> Patch 2 builds on the fix by enabling 1024-entry BA buffers for EHT
> capable links. IEEE 802.11be extends the maximum BA buffer size from 256
> (HE) to 1024 MPDUs; without this patch, EHT-capable links were limited
> to 256.
> 
> Signed-off-by: Rameshkumar Sundaram <rameshkumar.sundaram at oss.qualcomm.com>
> ---
> Paulson Raja L (1):
>        wifi: ath12k: Extend BA buffer size to 1024 for EHT capable links
> 
> Rameshkumar Sundaram (1):
>        wifi: ath12k: Fix HE BA mode configuration for AP mode
> 
>   drivers/net/wireless/ath/ath12k/mac.c | 41 ++++++++++++++++++++---------------
>   drivers/net/wireless/ath/ath12k/wmi.h |  1 +
>   2 files changed, 25 insertions(+), 17 deletions(-)

Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan at oss.qualcomm.com>