Hi Greg,
On 28/03/2021 08:50, Greg KH wrote:
[ ... ]
>>> And any reason why you are not using "real" struct devices in this
>>> subsystem? You seem to be rolling your own infrastructure for no good
>>> reason. I imagine you want sysfs support next, right?
>>
>> Actually, the framework is on top of powercap, so it has de facto the
>> sysfs support. On the other side, the dtpm backends are tied with the
>> device they manage.
>
> So why are they not a "real" device in the driver model? It looks like
> you almost are wanting all of that functionality and are having to
> implement it "by hand" instead.
I'm sorry I misunderstanding your point. dtpm is the backend for the
powercap subsystem which is the generic subsystem to do power limitation.
We have:
struct dtpm_cpu {
struct dtpm dtmp;
...
}
struct dtpm {
struct powercap powecap;
};
struct powercap {
struct device dev;
};
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