[PATCH] wifi: ath12k: restore ASPM for supported hardwares only

Jeff Johnson quic_jjohnson at quicinc.com
Tue Jul 16 15:38:59 PDT 2024


On 7/8/2024 10:58 PM, Aditya Kumar Singh wrote:
> During PCI based hardware device start up, ASPM is disabled for all. And
> once firmware is ready, it is restored back. However, not all hardwares
> (for example QCN9274) supports ASPM. Hence there is a need to conditionally
> restore ASPM back. Or else, for such hardwares, issue can be seen during
> sending and receiving packets.
> 
> Introduce a new hardware param supports_aspm which identifies whether a
> given hardware supports ASPM or not and then accordingly restore it.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
> 
> Signed-off-by: Aditya Kumar Singh <quic_adisi at quicinc.com>
Acked-by: Jeff Johnson <quic_jjohnson at quicinc.com>




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