Gethering power management/policy hw drivers under drivers/power/? (Re: [RFC][PATCH v3 1/3] runtime interpreted power sequences)

함명주 myungjoo.ham at samsung.com
Mon Jul 30 13:04:01 EST 2012


> On Mon, Jul 30, 2012 at 10:51:42AM +0900, Alex Courbot wrote:
> [...]
> > On the other hand I have just noticed that the apparently unrelated
> > Adaptive Voltage Scaling driver just appeared in drivers/power/avs.
> > So if Anton and David are ok with this, maybe I could put the power
> > sequences code in its own subdirectory within drivers/power.
> 
> Well, currently drivers/power/ is indeed just for power supply class
> subsystem and drivers. But if the trend is to gather power management
> ("policy") stuff under one directory, i.e.
> 
> drivers/
>   power/
>     supplies/    <- former "power supply class and drivers"
>     regulators/
>     idle/
>     cpuidle/
>     cpufreq/
>     devfreq/
>     avs/
>     ...
> 
> That would probably make sense, we could easily see the big picture.
> But if we're not going to do this long-term, I would suggest to stick
> to just a new directory under drivers (and move drivers/power/avs/ to
> drivers/avs).
> 
> Cc'ing some more people...
> 
> Thanks,
> 
> p.s. Jean, why am I the last person who discovers drivers/power/avs/?
> Would be nice to Cc me on such patches; by moving AVS under
> drivers/power/ you effectively nominated me as its maintainer. :-)
> 
> -- 
> Anton Vorontsov
> Email: cbouatmailru at gmail.com
> 

Having power-supplies at /drivers/power/ and other power-related drivers spread at /drivers/ have been bugging me as well. I'd like to see the change you've suggested though I'm not sure how significant the side-effect will be at this point.

Generally speaking, yes, I also think the proposal is more reasonable than the current structure.



Cheers!
MyungJoo




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