Re: [PATCH ath-next] wifi: ath12k: Set DTIM policy to stick mode for station interface

Baochen Qiang <[email protected]> Fri, 17 Jul 2026 09:59:41 +0800
Newsgroups org.infradead.lists.ath12k,org.kernel.vger.linux-kernel,org.kernel.vger.linux-wireless
Message-ID <[email protected]>

On 7/17/2026 9:43 AM, Daizhuang Bai wrote:
> Currently, the station always follows the listen interval regardless of
> the DTIM value. The DTIM function does not work as expected. The default
> value of the listen interval is 5 so that the STA wakes up every 500ms
> when power save is on. This can cause a data transmission delay.
> 
> Set the DTIM policy to DTIM stick mode so that the station follows the AP
> DTIM interval rather than the listen interval, which is set in the peer
> assoc command. DTIM stick mode is preferable per the firmware team's request.
> 
> Apply this only for STA vdevs and only when STA power save is supported, to
> avoid affecting unsupported targets and P2P client vdevs.
> 
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c7-00108-QCAHMTSWPL_V1.0_V2.0_SILICONZ_UPSTREAM-3
> 
> Signed-off-by: Daizhuang Bai <[email protected]>

Reviewed-by: Baochen Qiang <[email protected]>