ide: use pci_get_legacy_ide_irq() in ide_pci_init_{one,two}()

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 9482288..fa645fc 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -572,8 +572,8 @@
 
 	if ((ret == 0 && (d->host_flags & IDE_HFLAG_LEGACY_IRQS)) ||
 	    (d->host_flags & IDE_HFLAG_FORCE_LEGACY_IRQS)) {
-		hw[0].irq = 14;
-		hw[1].irq = 15;
+		hw[0].irq = pci_get_legacy_ide_irq(dev, 0);
+		hw[1].irq = pci_get_legacy_ide_irq(dev, 1);
 	}
 
 	ret = ide_host_register(host, d, hws);
@@ -629,8 +629,8 @@
 
 		if ((ret == 0 && (d->host_flags & IDE_HFLAG_LEGACY_IRQS)) ||
 		    (d->host_flags & IDE_HFLAG_FORCE_LEGACY_IRQS)) {
-			hw[i*2].irq = 14;
-			hw[i*2 + 1].irq = 15;
+			hw[i*2].irq = pci_get_legacy_ide_irq(pdev[i], 0);
+			hw[i*2 + 1].irq = pci_get_legacy_ide_irq(pdev[i], 1);
 		}
 	}