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iommu/vt-d: Implement select() method on remapping irqdomain
Preparatory for removing irq_remapping_get_irq_domain() Signed-off-by: David Woodhouse <dwmw@amazon.co.uk> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/r/20201024213535.443185-26-dwmw2@infradead.org
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@ -1431,7 +1431,20 @@ static void intel_irq_remapping_deactivate(struct irq_domain *domain,
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modify_irte(&data->irq_2_iommu, &entry);
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}
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static int intel_irq_remapping_select(struct irq_domain *d,
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struct irq_fwspec *fwspec,
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enum irq_domain_bus_token bus_token)
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{
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if (x86_fwspec_is_ioapic(fwspec))
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return d == map_ioapic_to_ir(fwspec->param[0]);
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else if (x86_fwspec_is_hpet(fwspec))
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return d == map_hpet_to_ir(fwspec->param[0]);
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return 0;
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}
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static const struct irq_domain_ops intel_ir_domain_ops = {
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.select = intel_irq_remapping_select,
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.alloc = intel_irq_remapping_alloc,
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.free = intel_irq_remapping_free,
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.activate = intel_irq_remapping_activate,
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