On 2/20/26 14:36, Konrad Dybcio wrote:
> On 2/19/26 8:42 PM, Jeff Johnson wrote:
>> On 1/13/2026 1:20 AM, Varadarajan Narayanan wrote:
>>> From: George Moussalem <[email protected]>
>>>
>>> Enable nodes required for q6 remoteproc bring up.
>>
>> I just recently became aware of this series, and have some questions...
>>
>>> + q6v5_wcss: remoteproc@cd00000 {
>>> + compatible = "qcom,ipq5018-wcss-sec-pil";
>>> + reg = <0x0cd00000 0x10000>;
>>> + firmware-name = "ath11k/IPQ5018/hw1.0/q6_fw.mbn";
>>
>> This file does not currently exist in linux-firmware.
>> Instead there is q6_fw.mdt with associated .b* files.
>>
>> How do we transition from .mdt to .mbn given that distros update their
>> version
>> of linux-firmware independently from kernel updates? Will we need to have
>> both
>> the .mdt and .mbn files present for some period of time? Are there associated
>> changes which no longer attempt to load the .mdt files?
>
> Since there are no in-kernel users for this one (the ipq8074 WCSS driver
> requests that but no DT is wired up), I would say we should promptly move to
> MBN..
>
>> I ask because I've been told the ath11k/ath12k drivers will also need to
>> transition their firmware loading from m3_fw.mdt to m3_fw.mbn, and I'm not
>> sure how to make that transition.
>
> I can't see any m3_fw.mdt in the tree or l-f, unless the m3.bin qualifies
I think you checked for QCN9074 which uses amss.bin and m3.bin. For
IPQ5018, IPQ6018, and IPQ8074, m3_fw.mdt is there, see:
https://git.kernel.org/pub/scm/linux/kernel/git/ath/linux-firmware.git/tree/ath11k/IPQ5018/hw1.0
https://git.kernel.org/pub/scm/linux/kernel/git/ath/linux-firmware.git/tree/ath11k/IPQ6018/hw1.0
https://git.kernel.org/pub/scm/linux/kernel/git/ath/linux-firmware.git/tree/ath11k/IPQ8074/hw2.0
>
> Konrad
BR,
George
