I think this patch should fix the problem.
Please give it a try, thanks.
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 139b4cf..e8dac81 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -744,7 +744,7 @@ static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
{
struct device_node *child;
const u32 *reg;
- int reglen, devfn;
+ int reglen, devfn, prev_devfn;
struct pci_dev *dev;
if (ofpci_verbose)
@@ -752,14 +752,25 @@ static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm,
node->full_name, bus->number);
child = NULL;
+ prev_devfn = -1;
while ((child = of_get_next_child(node, child)) != NULL) {
if (ofpci_verbose)
printk(" * %s\n", child->full_name);
reg = of_get_property(child, "reg", ®len);
if (reg == NULL || reglen < 20)
continue;
+
devfn = (reg[0] >> 8) & 0xff;
+ /* This is a workaround for some device trees
+ * which list PCI devices twice. On the V100
+ * for example, device number 3 is listed twice.
+ * Once as "pm" and once again as "lomp".
+ */
+ if (devfn == prev_devfn)
+ continue;
+ prev_devfn = devfn;
+
/* create a new pci_dev for this device */
dev = of_create_pci_dev(pbm, child, bus, devfn, 0);
if (!dev)
-
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