Re: [PATCH v1 3/6] gpio: realtek-otto: Support per-cpu interrupts

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Sat, Apr 9, 2022 at 9:56 PM Sander Vanheule <sander@xxxxxxxxxxxxx> wrote:

> On SoCs with multiple cores, it is possible that the GPIO interrupt
> controller supports assigning specific pins to one or more cores.
>
> IRQ balancing can be performed on a line-by-line basis if the parent
> interrupt is routed to all available cores, which is the default upon
> initialisation.
>
> Signed-off-by: Sander Vanheule <sander@xxxxxxxxxxxxx>

That sounds complicated.

Sounds like something the IRQ maintainer (Marc Z) should
have a quick look at.

Yours,
Linus Walleij