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lx_emul: make ARM irqchip handler extendable

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* Allow support for kernel configurations without CONFIG_IRQ_DOMAIN_HIERARCHY
* Export `irq_domain` instantiated for driver-specific extensions of the irqchip

Fix genodelabs/genode#4964
This commit is contained in:
Stefan Kalkowski 2023-07-12 15:35:05 +02:00 committed by Norman Feske
parent f30c49c0c3
commit 2f6864a487
1 changed files with 5 additions and 1 deletions
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6
repos/dde_linux/src/lib/lx_emul/spec/arm/irqchip.c
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@ -63,6 +63,7 @@ struct irq_chip dde_irqchip_data_chip = {
};
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
static int dde_domain_translate(struct irq_domain * d,
struct irq_fwspec * fwspec,
unsigned long * hwirq,
@ -111,16 +112,19 @@ static int dde_domain_alloc(struct irq_domain * domain,
return 0;
}
#endif /* CONFIG_IRQ_DOMAIN_HIERARCHY */
static const struct irq_domain_ops dde_irqchip_data_domain_ops = {
#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY
.translate = dde_domain_translate,
.alloc = dde_domain_alloc,
.free = irq_domain_free_irqs_common,
#endif
};
static struct irq_domain *dde_irq_domain;
struct irq_domain *dde_irq_domain;
int lx_emul_irq_init(struct device_node *node, struct device_node *parent)
{