Re: [PATCH V4 1/2] bcma: gpio: add own IRQ domain

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2013/11/29 John Crispin <john@xxxxxxxxxxx>:
> On 29/11/13 20:12, Rafał Miłecki wrote:
>>
>> +#ifdef CONFIG_BCMA_HOST_SOC
>>         chip->to_irq            = bcma_gpio_to_irq;
>> +#endif
>>         chip->ngpio             = 16;
>
>
>
> Hi,
>
> Should this not be
>
> if (IS_ENABLED(CONFIG_BCMA_HOST_SOC))
>         chip->to_irq = bcma_gpio_to_irq;

I can't find a proper documentation about that. It's definitely nicer to use
#if IS_ENABLED(FOO)
instead of
#if defined(FOO) || defined(FOO_MODULE)

But are we supposed to use it also for a simple
#if defined(FOO)
?

I tried to Google about this but found only some minor flame-wars ;)

Is that documented anywhere?

-- 
Rafał


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