2023-09-16 01:57:38

by Jeff Johnson

[permalink] [raw]
Subject: Re: [PATCH v4 1/4] wifi: ath12k: add TAS capability for WCN7850

On 9/10/2023 1:27 AM, Lingbo Kong wrote:
> Currently, ath12k does not support Time-Average-SAR(TAS) for WCN7850. In
> order to enable Time-Average-SAR(TAS) for WCN7850, ath12k defines
> ath12k_get_acpi_all_data() function to get TAS configuration and SAR power
> table, then sets pdev_id, param_type_id, and finally sends the TAS
> configuration, SAR power table and WMI_PDEV_SET_BIOS_INTERFACE_CMDID
> command to firmware to implement TAS during the initialization phase.
> Besides, ath12k registers an ACPI event callback so that ACPI can notify
> ath12k to get the updated SAR power table and sends it to firmware when the
> device state is changed.
>
> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4
>
> Signed-off-by: Lingbo Kong <[email protected]>

Acked-by: Jeff Johnson <[email protected]>