diff options
| -rw-r--r-- | arch/sparc/kernel/pci.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index 592b03d8516..d7e1cf01dd2 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -1094,3 +1094,78 @@ static int __init pcibios_init(void) return 0; } subsys_initcall(pcibios_init); + +#ifdef CONFIG_SYSFS +static void __devinit pci_bus_slot_names(struct device_node *node, + struct pci_bus *bus) +{ + const struct pci_slot_names { + u32 slot_mask; + char names[0]; + } *prop; + const char *sp; + int len, i; + u32 mask; + + prop = of_get_property(node, "slot-names", &len); + if (!prop) + return; + + mask = prop->slot_mask; + sp = prop->names; + + if (ofpci_verbose) + printk("PCI: Making slots for [%s] mask[0x%02x]\n", + node->full_name, mask); + + i = 0; + while (mask) { + struct pci_slot *pci_slot; + u32 this_bit = 1 << i; + + if (!(mask & this_bit)) { + i++; + continue; + } + + if (ofpci_verbose) + printk("PCI: Making slot [%s]\n", sp); + + pci_slot = pci_create_slot(bus, i, sp, NULL); + if (IS_ERR(pci_slot)) + printk(KERN_ERR "PCI: pci_create_slot returned %ld\n", + PTR_ERR(pci_slot)); + + sp += strlen(sp) + 1; + mask &= ~this_bit; + i++; + } +} + +static int __init of_pci_slot_init(void) +{ + struct pci_bus *pbus = NULL; + + while ((pbus = pci_find_next_bus(pbus)) != NULL) { + struct device_node *node; + + if (pbus->self) { + struct dev_archdata *sd = pbus->self->sysdata; + + /* PCI->PCI bridge */ + node = sd->prom_node; + } else { + struct pci_pbm_info *pbm = pbus->sysdata; + + /* Host PCI controller */ + node = pbm->op->node; + } + + pci_bus_slot_names(node, pbus); + } + + return 0; +} + +module_init(of_pci_slot_init); +#endif |