Commit 329c68b2 authored by David S. Miller's avatar David S. Miller
Browse files

[SPARC64]: Make lack of interrupt-map-* a fatal error on SUN4V. 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent abd92b2d

arch/sparc64/kernel/pci_sun4v.c

+14 −13
Original line number Diff line number Diff line
@@ -954,20 +954,21 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, int prom_node, u32 
	err = prom_getproperty(prom_node, "interrupt-map",

			       (char *)pbm->pbm_intmap,

			       sizeof(pbm->pbm_intmap));

	if (err != -1) {

	if (err == 0 || err == -1) {

		prom_printf("%s: Fatal error, no interrupt-map property.\n",

			    pbm->name);

		prom_halt();

	}



	pbm->num_pbm_intmap = (err / sizeof(struct linux_prom_pci_intmap));

	err = prom_getproperty(prom_node, "interrupt-map-mask",

			       (char *)&pbm->pbm_intmask,

			       sizeof(pbm->pbm_intmask));

		if (err == -1) {

			prom_printf("%s: Fatal error, no "

				    "interrupt-map-mask.\n", pbm->name);

	if (err == 0 || err == -1) {

		prom_printf("%s: Fatal error, no interrupt-map-mask.\n",

			    pbm->name);

		prom_halt();

	}

	} else {

		pbm->num_pbm_intmap = 0;

		memset(&pbm->pbm_intmask, 0, sizeof(pbm->pbm_intmask));

	}



	pci_sun4v_get_bus_range(pbm);

	pci_sun4v_iommu_init(pbm);