Re: [V2 2/6] driver core: auxiliary bus: Add driver data helpers

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On Wed, Dec 08, 2021 at 12:14:41PM +0200, Andy Shevchenko wrote:
> On Wed, Dec 08, 2021 at 11:12:20AM +0200, Leon Romanovsky wrote:
> > On Wed, Dec 08, 2021 at 09:43:37AM +0100, Greg KH wrote:
> 
> ...
> 
> > The idea that you have two APIs which do the same thing, one is
> > obfuscated version of another.
> > 
> > If you don't want from people to use driver core function and structures,
> > you shouldn't expose them in global headers.
> 
> For all these APIs the rationale is very simple. If you have callback that
> takes a pointer to the container (*), you better use the APIs related to
> this container (no need to have an explicit dereferencing). Otherwise you
> use dev_*() APIs (when it's pointer to the pure struct device).
> 
> The value is to have coherent APIs around struct device containers.
> 
> *) under container here I assume the data structure that has the embedded
>    struct device in it.

Thanks

> 
 -- 
> With Best Regards,
> Andy Shevchenko
> 
> 



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