x86: ioapic: Use setup function in __io_apic_set_pci_routing()

The only difference here is that we did not call
__add_pin_to_irq_node() for the legacy irqs, but that's not worth 30
lines of extra code.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2011-02-23 14:10:54 +01:00
parent f880ec78fa
commit e0799c04b2

View File

@ -3679,45 +3679,17 @@ int __init arch_probe_nr_irqs(void)
static int __io_apic_set_pci_routing(struct device *dev, int irq,
struct io_apic_irq_attr *irq_attr)
{
struct irq_cfg *cfg;
int node;
int ioapic, pin;
int trigger, polarity;
ioapic = irq_attr->ioapic;
if (!IO_APIC_IRQ(irq)) {
apic_printk(APIC_QUIET,KERN_ERR "IOAPIC[%d]: Invalid reference to IRQ 0\n",
ioapic);
irq_attr->ioapic);
return -EINVAL;
}
if (dev)
node = dev_to_node(dev);
else
node = cpu_to_node(0);
node = dev ? dev_to_node(dev) : cpu_to_node(0);
cfg = alloc_irq_and_cfg_at(irq, node);
if (!cfg)
return 0;
pin = irq_attr->ioapic_pin;
trigger = irq_attr->trigger;
polarity = irq_attr->polarity;
/*
* IRQs < 16 are already in the irq_2_pin[] map
*/
if (irq >= legacy_pic->nr_legacy_irqs) {
if (__add_pin_to_irq_node(cfg, node, ioapic, pin)) {
printk(KERN_INFO "can not add pin %d for irq %d\n",
pin, irq);
return 0;
}
}
setup_ioapic_irq(ioapic, pin, irq, cfg, trigger, polarity);
return 0;
return io_apic_setup_irq_pin(irq, node, irq_attr);
}
int io_apic_set_pci_routing(struct device *dev, int irq,