[...]
>>> +
>>> +static DEFINE_MUTEX(rpmpd_lock);
>>> +
>>> +/* msm8996 RPM powerdomains */
>>> +DEFINE_RPMPD_CORN_SMPA(msm8996, vddcx, vddcx_ao, 1);
>>> +DEFINE_RPMPD_CORN_SMPA(msm8996, vddmx, vddmx_ao, 2);
>>> +DEFINE_RPMPD_CORN_LDOA(msm8996, vddsscx, 26);
>>> +
>>> +DEFINE_RPMPD_VFC_SMPA(msm8996, vddcx_vfc, 1);
>>> +DEFINE_RPMPD_VFC_LDOA(msm8996, vddsscx_vfc, 26);
>>> +
>>> +static struct rpmpd *msm8996_rpmpds[] = {
>>> + [0] = &msm8996_vddcx,
>>> + [1] = &msm8996_vddcx_ao,
>>> + [2] = &msm8996_vddcx_vfc,
>>> + [3] = &msm8996_vddmx,
>>> + [4] = &msm8996_vddmx_ao,
>>> + [5] = &msm8996_vddsscx,
>>> + [6] = &msm8996_vddsscx_vfc,
>>> +};
>>
>> It's not my call, but honestly the above all macros makes the code
>> less readable.
>
> This is all static data per SoC. The macros will keep the new additions
> needed for every new SoC to a minimal. Currently this supports only
> msm8996.
Right, that's fine then.
>
>>
>> Anyway, I think you should convert to allocate these structs
>> dynamically from the heap (kzalloc/kcalloc), instead of statically as
>> above.
However, I assume this is still doable!?
[...]
>>> + for (i = 0; i < num; i++) {
>>> + if (!rpmpds[i])
>>> + continue;
>>> +
>>> + rpmpds[i]->rpm = rpm;
>>> + rpmpds[i]->pd.power_off = rpmpd_power_off;
>>> + rpmpds[i]->pd.power_on = rpmpd_power_on;
>>> + pm_genpd_init(&rpmpds[i]->pd, NULL, true);
>>
>> Question: Is there no hierarchical topology of the PM domains. No
>> genpd subdomains?
>
> The hierarchy if any is all handled by the remote core (RPM in this case).
> For Linux its just a flat view.
Okay, thanks for clarifying!
Kind regards
Uffe
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