Re: [PATCH v2 2/3] devres: Add devm_ioremap_shared_resource()

From: Andy Shevchenko
Date: Fri Jan 26 2018 - 13:52:29 EST


On Wed, Jan 24, 2018 at 7:15 PM, Ladislav Michl <ladis@xxxxxxxxxxxxxx> wrote:
> On Wed, Jan 24, 2018 at 06:21:38PM +0200, Andy Shevchenko wrote:

>> > +#define devm_ioremap_resource(dev, res) \
>> > + __devm_ioremap_resource(dev, res, false)
>> > +#define devm_ioremap_shared_resource(dev, res) \
>> > + __devm_ioremap_resource(dev, res, true)
>> > +void __iomem *__devm_ioremap_resource(struct device *dev, struct resource *res,
>> > + bool shared);
>>
>> I would rather do the following:
>>
>> _resource() -> _resource_exclusive()
>>
>> #define _resource() _resource_exclusive()
>>
>> Add _resource_shared()
>>
>> And use long names below in this file whenever refer to exclusive or
>> shared variant.
>
> Two separate functions were also considered, but I was unable to find small
> common implementation.

Common part is still like you have done.

I'm talking about _naming_ scheme here.

> If code size does not matter or you can provide a hint
> to make this solution small and nice, I'll go for it.

It would be the same as in your initial proposal, since I'm not
talking about duplicating anything.

--
With Best Regards,
Andy Shevchenko