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ARC: [intc-*] switch to linear domain

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Now that we have Timers probed from DT, don't need legacy domain

This however requires mapping to be called explicitly for the IRQ which
still can't (and probably never) be probed from DT such as IPI and
SOFTIRQ

Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
This commit is contained in:
Vineet Gupta 2016-01-28 09:40:10 +05:30
parent 1b0ccb8a4e
commit d21beffb0b
2 changed files with 7 additions and 3 deletions
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8
arch/arc/kernel/intc-arcv2.c
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@ -146,8 +146,7 @@ init_onchip_IRQ(struct device_node *intc, struct device_node *parent)
if (parent)
panic("DeviceTree incore intc not a root irq controller\n");
root_domain = irq_domain_add_legacy(intc, NR_CPU_IRQS, 0, 0,
&arcv2_irq_ops, NULL);
root_domain = irq_domain_add_linear(intc, NR_CPU_IRQS, &arcv2_irq_ops, NULL);
if (!root_domain)
panic("root irq domain not avail\n");
@ -157,6 +156,11 @@ init_onchip_IRQ(struct device_node *intc, struct device_node *parent)
*/
irq_set_default_host(root_domain);
#ifdef CONFIG_SMP
irq_create_mapping(root_domain, IPI_IRQ);
#endif
irq_create_mapping(root_domain, SOFTIRQ_IRQ);
return 0;
}

2
arch/arc/kernel/intc-compact.c
View file

@ -105,7 +105,7 @@ init_onchip_IRQ(struct device_node *intc, struct device_node *parent)
if (parent)
panic("DeviceTree incore intc not a root irq controller\n");
root_domain = irq_domain_add_legacy(intc, NR_CPU_IRQS, 0, 0,
root_domain = irq_domain_add_linear(intc, NR_CPU_IRQS,
&arc_intc_domain_ops, NULL);
if (!root_domain)
panic("root irq domain not avail\n");