linux-kernel - Re: [PATCH] driver core: platform: Rename platform_get_irq_optional() to platform_get_irq

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Message-ID: <fba81d0d-c7e3-394d-5929-1706ac9ef5b7@omp.ru>
Date:   Fri, 14 Jan 2022 14:34:16 +0300
From:   Sergey Shtylyov <s.shtylyov@....ru>
To:     Mark Brown <broonie@...nel.org>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
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Subject: Re: [PATCH] driver core: platform: Rename platform_get_irq_optional()
 to platform_get_irq_silent()

On 1/13/22 11:57 PM, Sergey Shtylyov wrote:

>>> The subsystems regulator, clk and gpio have the concept of a dummy
>>> resource. For regulator, clk and gpio there is a semantic difference
>>> between the regular _get() function and the _get_optional() variant.
>>> (One might return the dummy resource, the other won't. Unfortunately
>>> which one implements which isn't the same for these three.) The
>>> difference between platform_get_irq() and platform_get_irq_optional() is
>>> only that the former might emit an error message and the later won't.
> 
>    This is only a current difference but I'm still going to return 0 ISO
> -ENXIO from latform_get_irq_optional(), no way I'd leave that -ENXIO there

   platform.

> alone... :-)
> 
>> Reviewed-by: Mark Brown <broonie@...nel.org>
> 
>    Hm... I'm seeing a tag bit not seeing the patch itself...

   Grr, my mail server tossed it into the spam folder... :-(

MBR, Sergey