On sparc64 Schizo PCI controllers, there is no inofixup

to apply during IRQ building.

arch/sparc64/kernel/pci_schizo.c

@@ -383,7 +383,7 @@ static unsigned int __init schizo_irq_build(struct pci_pbm_info *pbm,
 	struct ino_bucket *bucket;
 	unsigned long imap, iclr, pbm_off;
 	unsigned long imap_off, iclr_off;
-	int pil, inofixup = 0;
+	int pil;
 
 	if (pbm == &p->pbm_A)
 		pbm_off = SCHIZO_PBM_A_REGS_OFF;
@@ -406,10 +406,13 @@ static unsigned int __init schizo_irq_build(struct pci_pbm_info *pbm,
 	iclr = p->controller_regs + pbm_off + iclr_off;
 	iclr += 4;
 
-	if (ino < 0x18)
-		inofixup = ino & 0x03;
-
-	bucket = __bucket(build_irq(pil, inofixup, iclr, imap));
+	/* On Schizo, no inofixup occurs.  This is because each
+	 * INO has it's own IMAP register.  On Psycho and Sabre
+	 * there is only one IMAP register for each PCI slot even
+	 * though four different INOs can be generated by each
+	 * PCI slot.
+	 */
+	bucket = __bucket(build_irq(pil, 0, iclr, imap));
 	bucket->flags |= IBF_PCI;
 
 	return __irq(bucket);