diff options
| -rw-r--r-- | drivers/pci/hotplug/rpadlpar_core.c | 2 | ||||
| -rw-r--r-- | drivers/pci/hotplug/rpaphp.h | 1 | ||||
| -rw-r--r-- | drivers/pci/hotplug/rpaphp_pci.c | 142 |
3 files changed, 2 insertions, 143 deletions
diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c index bc17a13..6c14810 100644 --- a/drivers/pci/hotplug/rpadlpar_core.c +++ b/drivers/pci/hotplug/rpadlpar_core.c @@ -146,7 +146,7 @@ static struct pci_dev *dlpar_pci_add_bus(struct device_node *dn) dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) of_scan_pci_bridge(dn, dev); - rpaphp_init_new_devs(dev->subordinate); + pcibios_fixup_new_pci_devices(dev->subordinate,0); /* Claim new bus resources */ pcibios_claim_one_bus(dev->bus); diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h index b333a35..6aa91ef 100644 --- a/drivers/pci/hotplug/rpaphp.h +++ b/drivers/pci/hotplug/rpaphp.h @@ -91,7 +91,6 @@ extern int num_slots; extern int rpaphp_enable_pci_slot(struct slot *slot); extern int register_pci_slot(struct slot *slot); extern int rpaphp_get_pci_adapter_status(struct slot *slot, int is_init, u8 * value); -extern void rpaphp_init_new_devs(struct pci_bus *bus); extern int rpaphp_config_pci_adapter(struct pci_bus *bus); extern int rpaphp_unconfig_pci_adapter(struct pci_bus *bus); diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c index f16d0f9..1a12ebd 100644 --- a/drivers/pci/hotplug/rpaphp_pci.c +++ b/drivers/pci/hotplug/rpaphp_pci.c @@ -101,140 +101,6 @@ exit: return rc; } -/* Must be called before pci_bus_add_devices */ -void rpaphp_fixup_new_pci_devices(struct pci_bus *bus, int fix_bus) -{ - struct pci_dev *dev; - - list_for_each_entry(dev, &bus->devices, bus_list) { - /* - * Skip already-present devices (which are on the - * global device list.) - */ - if (list_empty(&dev->global_list)) { - int i; - - /* Need to setup IOMMU tables */ - ppc_md.iommu_dev_setup(dev); - - if(fix_bus) - pcibios_fixup_device_resources(dev, bus); - pci_read_irq_line(dev); - for (i = 0; i < PCI_NUM_RESOURCES; i++) { - struct resource *r = &dev->resource[i]; - - if (r->parent || !r->start || !r->flags) - continue; - pci_claim_resource(dev, i); - } - } - } -} - -static void rpaphp_eeh_add_bus_device(struct pci_bus *bus) -{ - struct pci_dev *dev; - - list_for_each_entry(dev, &bus->devices, bus_list) { - eeh_add_device_late(dev); - if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) { - struct pci_bus *subbus = dev->subordinate; - if (subbus) - rpaphp_eeh_add_bus_device (subbus); - } - } -} - -static int rpaphp_pci_config_bridge(struct pci_dev *dev) -{ - u8 sec_busno; - struct pci_bus *child_bus; - struct pci_dev *child_dev; - - dbg("Enter %s: BRIDGE dev=%s\n", __FUNCTION__, pci_name(dev)); - - /* get busno of downstream bus */ - pci_read_config_byte(dev, PCI_SECONDARY_BUS, &sec_busno); - - /* add to children of PCI bridge dev->bus */ - child_bus = pci_add_new_bus(dev->bus, dev, sec_busno); - if (!child_bus) { - err("%s: could not add second bus\n", __FUNCTION__); - return -EIO; - } - sprintf(child_bus->name, "PCI Bus #%02x", child_bus->number); - /* do pci_scan_child_bus */ - pci_scan_child_bus(child_bus); - - list_for_each_entry(child_dev, &child_bus->devices, bus_list) { - eeh_add_device_late(child_dev); - } - - /* fixup new pci devices without touching bus struct */ - rpaphp_fixup_new_pci_devices(child_bus, 0); - - /* Make the discovered devices available */ - pci_bus_add_devices(child_bus); - return 0; -} - -void rpaphp_init_new_devs(struct pci_bus *bus) -{ - rpaphp_fixup_new_pci_devices(bus, 0); - rpaphp_eeh_add_bus_device(bus); -} -EXPORT_SYMBOL_GPL(rpaphp_init_new_devs); - -/***************************************************************************** - rpaphp_pci_config_slot() will configure all devices under the - given slot->dn and return the the first pci_dev. - *****************************************************************************/ -static struct pci_dev * -rpaphp_pci_config_slot(struct pci_bus *bus) -{ - struct device_node *dn = pci_bus_to_OF_node(bus); - struct pci_dev *dev = NULL; - int slotno; - int num; - - dbg("Enter %s: dn=%s bus=%s\n", __FUNCTION__, dn->full_name, bus->name); - if (!dn || !dn->child) - return NULL; - - if (_machine == PLATFORM_PSERIES_LPAR) { - of_scan_bus(dn, bus); - if (list_empty(&bus->devices)) { - err("%s: No new device found\n", __FUNCTION__); - return NULL; - } - - rpaphp_init_new_devs(bus); - pci_bus_add_devices(bus); - dev = list_entry(&bus->devices, struct pci_dev, bus_list); - } else { - slotno = PCI_SLOT(PCI_DN(dn->child)->devfn); - - /* pci_scan_slot should find all children */ - num = pci_scan_slot(bus, PCI_DEVFN(slotno, 0)); - if (num) { - rpaphp_fixup_new_pci_devices(bus, 1); - pci_bus_add_devices(bus); - } - if (list_empty(&bus->devices)) { - err("%s: No new device found\n", __FUNCTION__); - return NULL; - } - list_for_each_entry(dev, &bus->devices, bus_list) { - if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE) - rpaphp_pci_config_bridge(dev); - - rpaphp_eeh_add_bus_device(bus); - } - } - - return dev; -} - static void print_slot_pci_funcs(struct pci_bus *bus) { struct device_node *dn; @@ -253,19 +119,13 @@ static void print_slot_pci_funcs(struct pci_bus *bus) int rpaphp_config_pci_adapter(struct pci_bus *bus) { struct device_node *dn = pci_bus_to_OF_node(bus); - struct pci_dev *dev; int rc = -ENODEV; dbg("Entry %s: slot[%s]\n", __FUNCTION__, dn->full_name); if (!dn) goto exit; - eeh_add_device_tree_early(dn); - dev = rpaphp_pci_config_slot(bus); - if (!dev) { - err("%s: can't find any devices.\n", __FUNCTION__); - goto exit; - } + pcibios_add_pci_devices(bus); print_slot_pci_funcs(bus); rc = 0; exit: |