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Re: [PATCH v4 6/9] pinctrl: Add IRQ support to STM32 gpios

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  Re: [PATCH v4 6/9] pinctrl: Add IRQ support to STM32 gpios Linus Walleij <linus.walleij@linaro.org> - 2016-09-12 15:00 +0200
    Re: [PATCH v4 6/9] pinctrl: Add IRQ support to STM32 gpios Alexandre Torgue <alexandre.torgue@st.com> - 2016-09-12 15:40 +0200

#1481236 — Re: [PATCH v4 6/9] pinctrl: Add IRQ support to STM32 gpios

On Thu, Sep 8, 2016 at 5:47 PM, Alexandre Torgue
<alexandre.torgue@st.com> wrote:

> Just one question, when you say "super-complex irqchip in use", do you mean
> I could use another (simplest) solution to handle this EXTI controller?

I don't know, GPIOLIB_IRQCHIP is to be used for some specific
cases documented in Documentation/gpio/driver.txt.

For anything complex, we either need to have this hairy code
or invent new abstractions.

For now, I assume this is needed...

Yours,
Linus Walleij

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#1481289

Hi Linus,

On 09/12/2016 02:58 PM, Linus Walleij wrote:
> On Thu, Sep 8, 2016 at 5:47 PM, Alexandre Torgue
> <alexandre.torgue@st.com> wrote:
>
>> Just one question, when you say "super-complex irqchip in use", do you mean
>> I could use another (simplest) solution to handle this EXTI controller?
>
> I don't know, GPIOLIB_IRQCHIP is to be used for some specific
> cases documented in Documentation/gpio/driver.txt.
>
> For anything complex, we either need to have this hairy code
> or invent new abstractions.
>
Ok I see
.
> For now, I assume this is needed...

Yes it is.

Regards
Alex

>
> Yours,
> Linus Walleij
>

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