Re: [PATCH v11 2/2] cpufreq: qcom-hw: Add support for QCOM cpufreq HW driver

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Hi Viresh,

Sorry for the delayed response. Thanks for the patch.

On 12/5/2018 11:46 AM, Viresh Kumar wrote:
On 05-12-18, 09:07, Taniya Das wrote:
Hello Stephen, Viresh

Thanks for the code and suggestions.

Having a NR_DOMAINS '2' makes the driver not scalable for re-use.

Sure, I didn't like it either and that wasn't really what I was suggesting in
the first place. I didn't wanted to write the code myself and pass it on, but I
have it now anyway :)

It may have a bug or two in there, but compiles just fine and is rebased over
your patch Taniya.


The design here assumes that there would not be any per-cpu/per-cluster based SW requirement for the HW during frequency transitions, which again makes me think that we would require to re-introduce these structures again in case we have such requirements in near future.

Also I think leaving the structures also helps us debug any boot up issues looking at the ram contents of the per-(cpu/cluster) structures with the contents from the firmware.

Hope these above helps us to go ahead with the current SW design.

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