Re: [PATCH v2 3/9] irqchip: irq-renesas-rzg2l: Skip mapping NMI interrupt as part of hierarchy domain

From: Lad, Prabhakar
Date: Thu Dec 22 2022 - 07:00:26 EST


Hi Marc, Geert,

On Wed, Dec 21, 2022 at 10:31 AM Marc Zyngier <maz@xxxxxxxxxx> wrote:
>
> On Wed, 21 Dec 2022 00:02:36 +0000,
> Prabhakar <prabhakar.csengg@xxxxxxxxx> wrote:
> >
> > From: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> >
> > NMI interrupt is not an external interrupt as compared to the IRQ0-7 and
> > TINT0-31, this means we need to install the irq handler for NMI in the
> > IRQC driver and not include it as part of IRQ domain.
> >
> > This patch skips mapping NMI interrupt as part of the IRQ domain
> > hierarchy.
>
> Does it mean nobody can connect anything to it? Where is the handler
> you're mentioning for this NMI?
>
I got this clarified internally the NMI interrupt is an external
interrupt just like the other IRQ0-7/TINT interrupts. I'll drop this
patch in the next version.

Cheers,
Prabhakar