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irqchip/gic: Only populate set_affinity for the root controller

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Setting the affinity of an IRQ, it only applicable for the root
interrupt controller and so only populate this operator for the root
controller.

Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Jon Hunter 2016-02-09 15:24:56 +00:00 committed by Marc Zyngier
parent 1a485f4d2e
commit 7bf29d3af6
1 changed files with 5 additions and 6 deletions
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11
drivers/irqchip/irq-gic.c
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@ -384,9 +384,6 @@ static struct irq_chip gic_chip = {
.irq_unmask = gic_unmask_irq,
.irq_eoi = gic_eoi_irq,
.irq_set_type = gic_set_type,
#ifdef CONFIG_SMP
.irq_set_affinity = gic_set_affinity,
#endif
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.flags = IRQCHIP_SET_TYPE_MASKED |
@ -400,9 +397,6 @@ static struct irq_chip gic_eoimode1_chip = {
.irq_unmask = gic_unmask_irq,
.irq_eoi = gic_eoimode1_eoi_irq,
.irq_set_type = gic_set_type,
#ifdef CONFIG_SMP
.irq_set_affinity = gic_set_affinity,
#endif
.irq_get_irqchip_state = gic_irq_get_irqchip_state,
.irq_set_irqchip_state = gic_irq_set_irqchip_state,
.irq_set_vcpu_affinity = gic_irq_set_vcpu_affinity,
@ -1039,6 +1033,11 @@ static void __init __gic_init_bases(unsigned int gic_nr, int irq_start,
gic->chip.name = kasprintf(GFP_KERNEL, "GIC-%d", gic_nr);
}
#ifdef CONFIG_SMP
if (gic_nr == 0)
gic->chip.irq_set_affinity = gic_set_affinity;
#endif
#ifdef CONFIG_GIC_NON_BANKED
if (percpu_offset) { /* Frankein-GIC without banked registers... */
unsigned int cpu;