[PATCH v4 0/3] Enable low power mode when WLAN is not active

Manikanta Pubbisetty quic_mpubbise at quicinc.com
Mon Feb 27 02:49:52 PST 2023


On 2/24/2023 8:24 PM, Kalle Valo wrote:
> Manikanta Pubbisetty <quic_mpubbise at quicinc.com> writes:
> 
>> Currently, WLAN chip is powered once during driver probe and is kept
>> ON (powered) always even when WLAN is not active; keeping the chip
>> powered ON all the time will consume extra power which is not
>> desirable for battery operated devices. Same is the case with non-WoW
>> suspend, chip will not be put into low power mode when the system is
>> suspended resulting in higher battery drain.
>>
>> Send QMI MODE OFF command to firmware during WiFi OFF to put device
>> into low power mode.
>>
>> Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1
>> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.16
>>
>> Manikanta Pubbisetty (3):
>>    ath11k: Fix double free issue during SRNG deinit
>>    ath11k: Move hardware initialization logic to start()
>>    ath11k: Enable low power mode when WLAN is not active
> 
> Please add "wifi:" to all patches.
> 
> And please add "wifi: ath11k:" to the cover letter.
> 

Sorry, I have missed adding the prefix. I'll fix this.

Thanks,
Manikanta



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