[PATCH v3 05/13] wifi: ath12k: Add logic to write QRTR node id to scratch

Kalle Valo kvalo at kernel.org
Fri Feb 2 04:20:54 PST 2024


Jeff Johnson <quic_jjohnson at quicinc.com> writes:

> On 1/28/2024 10:57 PM, Raj Kumar Bhagat wrote:
>> From: P Praneesh <quic_ppranees at quicinc.com>
>> 
>> Currently only one MHI device is registered successfully on platform
>> having two or more identical MHI devices. This is beacuse QMI service
>> runs with identical QRTR node ID. And, qrtr-lookup cannot register
>> more than one QMI service with identical node ID.
>> 
>> Hence, generate a unique QRTR instance ID from PCIe domain number and
>> bus number. QMI allows node id to be written on scratch register.
>> Add logic to write QRTR node id to the register. It is available for
>> firmware to uniquely identify an instance.
>> 
>> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00188-QCAHKSWPL_SILICONZ-1
>> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1
>> Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3
>> 
>> Depends-On: wifi: ath12k: add firmware-2.bin support
>
> I would not expect this information to be part of the final commit text,
> but I suspect Kalle can remove it when it goes into the pending branch

Yes, I removed Depends-On. In the future, please add it to the cover
letter or, if there's no cover letter, after "---" line.

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