[SPARC64]: Fix IRQ retry interval timer value on sparc64 PCI controllers.

Use '5' instead of 'infinity'.
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/pci_psycho.c

@@ -1303,8 +1303,7 @@ static void psycho_controller_hwinit(struct pci_controller_info *p)
 {
 	u64 tmp;
 
-	/* PROM sets the IRQ retry value too low, increase it. */
-	psycho_write(p->pbm_A.controller_regs + PSYCHO_IRQ_RETRY, 0xff);
+	psycho_write(p->pbm_A.controller_regs + PSYCHO_IRQ_RETRY, 5);
 
 	/* Enable arbiter for all PCI slots. */
 	tmp = psycho_read(p->pbm_A.controller_regs + PSYCHO_PCIA_CTRL);

arch/sparc64/kernel/pci_schizo.c

@@ -1936,9 +1936,7 @@ static void __init schizo_pbm_hw_init(struct pci_pbm_info *pbm)
 {
 	u64 tmp;
 
-	/* Set IRQ retry to infinity. */
-	schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY,
-		     SCHIZO_IRQ_RETRY_INF);
+	schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY, 5);
 
 	tmp = schizo_read(pbm->pbm_regs + SCHIZO_PCI_CTRL);