Re: [PATCH v8 0/4] wifi: ath12k: ACPI support

[Kalle Valo <kvalo@kernel.org>]

Jeff Johnson <quic_jjohnson@quicinc.com> writes:

> On 4/18/2024 9:20 AM, Kalle Valo wrote:
>
>> From: Kalle Valo <quic_kvalo@quicinc.com>
>> 
>> Through reading ACPI tables, implement Time-Average-SAR(TAS), BIOS SAR,
>> configuration of CCA threshold and band edge channel power functionalities.
>> This is enabled only on WCN7850.
>> 
>> TODO:
>> 
>> * test with ACPI support in hardware (I don't have such hardware), especially
>>   suspend and hibernation

[...]

> I can verify this doesn't crash my system, but apparently my ACPI doesn't have
> the underlying settings, so cannot verify actual functionality

Thanks for testing. I hope Lingbo has a device with proper ACPI settings.

> Apr 18 15:13:59 qca-HP-ZBook-14-G2 kernel: ath12k_pci 0000:03:00.0: acpi_evaluate_dsm() failed
> Apr 18 15:13:59 qca-HP-ZBook-14-G2 kernel: ath12k_pci 0000:03:00.0: failed to get ACPI DSM data: -2
> Apr 18 15:13:59 qca-HP-ZBook-14-G2 kernel: ath12k_pci 0000:03:00.0: acpi failed: -2

I just want to verify that these are debug messages, right? Normal users
shouldn't see any ACPI errors if there are no ACPI settings in the system.

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