[PATCH] wifi: ath12k: enable 802.11 power save mode in station mode

[Jeff Johnson]

On 1/31/2024 7:58 PM, Baochen Qiang wrote:
> To reduce power consumption enable 802.11 power save mode in
> station mode. This allows both radio and CPU to sleep more.
> 
> Only enable the mode on WCN7850, other chips don't support it
> for now.
> 
> To test that power save mode is running, run below command and
> check there is no NULL Data frame seen by a sniffer:
>         iw dev <inf> set power_save off
> 
> And run below command, then check there is a NULL Data frame
> in sniffer:
>         iw dev <inf> set power_save on
> 
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
> 
> Signed-off-by: Baochen Qiang <quic_bqiang at quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>