Re: [PATCH 1/2] platform: make platform_get_irq_optional() optional

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On 1/19/22 7:12 PM, Sergey Shtylyov wrote:

[...]
>>> So there's still a need for two functions.
>>
>> Or a single function not emitting an error message together with the
>> callers being responsible for calling dev_err().
>>
>> So the options in my preference order (first is best) are:
>>
>>  - Remove the printk from platform_get_irq() and remove
>>    platform_get_irq_optional();
> 
>    Strong NAK here:
> - dev_err() in our function saves a lot of (repeatable!) comments;

   s/comments/code/.
   Actually, I think I can accept the removal of dev_err_probe() in platform_get_irq()
as this is not a common practice anyway (yet? :-))...

> - we've already discussed that it's more optimal to check againt 0 than

   Against. :-)

>   against -ENXIO in the callers.

   And we also aim to be the error code agnostic in the callers...

>>  - Rename platform_get_irq_optional() to platform_get_irq_silently()
> 
>    NAK as well. We'd better off complaining about irq < 0 in this function.

>>  - Keep platform_get_irq_optional() as is
> 
>    NAK, it's suboptimal in the call sites.

   s/in/on/.

[...]

>> Best regards
>> Uwe

MBR, Sergey



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