Messages in this thread | | | Subject | Re: [PATCH v4 26/26] irqchip/gic-v3: Allow interrupts to be set as pseudo-NMI | From | Julien Thierry <> | Date | Wed, 13 Jun 2018 12:07:10 +0100 |
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On 25/05/18 10:49, Julien Thierry wrote: > Provide a way to set a GICv3 interrupt as pseudo-NMI. The interrupt > must not be enabled when setting/clearing the NMI status of the interrupt. > > Signed-off-by: Julien Thierry <julien.thierry@arm.com> > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Jason Cooper <jason@lakedaemon.net> > Cc: Marc Zyngier <marc.zyngier@arm.com> > --- > drivers/irqchip/irq-gic-v3.c | 54 ++++++++++++++++++++++++++++++++++++++++++++ > include/linux/interrupt.h | 1 + > 2 files changed, 55 insertions(+) >
[...]
> diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h > index 5426627..02c794f 100644 > --- a/include/linux/interrupt.h > +++ b/include/linux/interrupt.h > @@ -419,6 +419,7 @@ enum irqchip_irq_state { > IRQCHIP_STATE_ACTIVE, /* Is interrupt in progress? */ > IRQCHIP_STATE_MASKED, /* Is interrupt masked? */ > IRQCHIP_STATE_LINE_LEVEL, /* Is IRQ line high? */ > + IRQCHIP_STATE_NMI, /* Is IRQ an NMI? */ > };
After discussing with Thomas, NMI setting should not be exposed/managed through the generic irq interface.
-- Julien Thierry
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