summaryrefslogtreecommitdiff
path: root/arch/x86/kernel/apic/io_apic.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/apic/io_apic.c')
-rw-r--r--arch/x86/kernel/apic/io_apic.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index f751a82d4cb..6deb3ca62fd 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -3607,6 +3607,21 @@ int arch_setup_ht_irq(unsigned int irq, struct pci_dev *dev)
}
#endif /* CONFIG_HT_IRQ */
+int
+io_apic_setup_irq_pin(unsigned int irq, int node, struct io_apic_irq_attr *attr)
+{
+ struct irq_cfg *cfg = alloc_irq_and_cfg_at(irq, node);
+ int ret;
+
+ if (!cfg)
+ return -EINVAL;
+ ret = __add_pin_to_irq_node(cfg, node, attr->ioapic, attr->ioapic_pin);
+ if (!ret)
+ setup_ioapic_irq(attr->ioapic, attr->ioapic_pin, irq, cfg,
+ attr->trigger, attr->polarity);
+ return ret;
+}
+
int __init io_apic_get_redir_entries (int ioapic)
{
union IO_APIC_reg_01 reg_01;