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Re: [RFC PATCH 4/7] pinctrl: sunxi: remove redundant "depends on RESET_CONTROLLER"

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On Mon, Nov 16, 2015 at 4:40 AM, Masahiro Yamada
<yamada.masahiro@socionext.com> wrote:
> 2015-11-05 22:40 GMT+09:00 Linus Walleij <linus.walleij@linaro.org>:
>> On Thu, Nov 5, 2015 at 12:15 PM, Masahiro Yamada
>> <yamada.masahiro@socionext.com> wrote:
>>
>>> ARCH_SUNXI selects RESET_CONTROLLER.
>>> The dependency "depends on RESET_CONTROLLER" is already met.
>>>
>>> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
>>
>> NACK, this pin controller needs that as dependency, I don't worry
>> that it's overspecified.
>>
>> They both do this:
>> #include <linux/reset.h>
>>
>> And the object should specify its dependencies, not rely on them
>> being implicitly available.
>>
>> The dep is there for human readers too, not just machines. And to
>> them, this is helpful information.
>
> How strict we should follow this rule?
>
> Many drivers depend on OF, but do they all have "depends on OF"?

I think they should, and if they are in my subsystems I consider
it a bug if they don't have this dependency. Also it is a very common
reason why test compiles fail.

Yours,
Linus Walleij
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Re: [RFC PATCH 4/7] pinctrl: sunxi: remove redundant "depends on RESET_CONTROLLER" Linus Walleij <linus.walleij@linaro.org> - 2015-11-17 15:10 +0100

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