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    SubjectRe: [PATCH 4/5] irqchip: gic-v3: Add gic_get_irq_domain() to get the irqdomain of the GIC.
    On 15/07/15 17:54, David Daney wrote:
    > From: David Daney <david.daney@cavium.com>
    >
    > Needed to map SPI interrupt sources.
    >
    > Signed-off-by: David Daney <david.daney@cavium.com>
    > ---
    > drivers/irqchip/irq-gic-v3.c | 5 +++++
    > include/linux/irqchip/arm-gic-v3.h | 1 +
    > 2 files changed, 6 insertions(+)
    >
    > diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
    > index c52f7ba..0019fed 100644
    > --- a/drivers/irqchip/irq-gic-v3.c
    > +++ b/drivers/irqchip/irq-gic-v3.c
    > @@ -58,6 +58,11 @@ static struct gic_chip_data gic_data __read_mostly;
    > /* Our default, arbitrary priority value. Linux only uses one anyway. */
    > #define DEFAULT_PMR_VALUE 0xf0
    >
    > +struct irq_domain *gic_get_irq_domain(void)
    > +{
    > + return gic_data.domain;
    > +}
    > +
    > static inline unsigned int gic_irq(struct irq_data *d)
    > {
    > return d->hwirq;
    > diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h
    > index 18e3757..5992224 100644
    > --- a/include/linux/irqchip/arm-gic-v3.h
    > +++ b/include/linux/irqchip/arm-gic-v3.h
    > @@ -391,6 +391,7 @@ int its_init(struct device_node *node, struct rdists *rdists,
    >
    > typedef u32 (*its_pci_requester_id_t)(struct pci_dev *, u16);
    > void set_its_pci_requester_id(its_pci_requester_id_t fn);
    > +struct irq_domain *gic_get_irq_domain(void);
    > #endif
    >
    > #endif
    >

    Hmmmffff... You need the domain for SPIs??

    What is wrong with putting these interrupts in your device tree?

    M.
    --
    Jazz is not dead. It just smells funny...


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