1 files changed, 11 insertions, 6 deletions

diff --git a/arch/powerpc/platforms/maple/pci.c b/arch/powerpc/platforms/maple/pci.c
index f7170ff86dab..63a1670d3bfd 100644
--- a/arch/powerpc/platforms/maple/pci.c
+++ b/arch/powerpc/platforms/maple/pci.c
@@ -443,18 +443,23 @@ void __init maple_pci_init(void)
 int maple_pci_get_legacy_ide_irq(struct pci_dev *pdev, int channel)
 {
         struct device_node *np;
-        int irq = channel ? 15 : 14;
+        unsigned int defirq = channel ? 15 : 14;
+        unsigned int irq;
 
         if (pdev->vendor != PCI_VENDOR_ID_AMD ||
             pdev->device != PCI_DEVICE_ID_AMD_8111_IDE)
-                return irq;
+                return defirq;
 
         np = pci_device_to_OF_node(pdev);
         if (np == NULL)
-                return irq;
-        if (np->n_intrs < 2)
-                return irq;
-        return np->intrs[channel & 0x1].line;
+                return defirq;
+        irq = irq_of_parse_and_map(np, channel & 0x1);
+        if (irq == NO_IRQ) {
+                printk("Failed to map onboard IDE interrupt for channel %d\n",
+                       channel);
+                return defirq;
+        }
+        return irq;
 }
 
 /* XXX: To remove once all firmwares are ok */