diff options
| -rw-r--r-- | drivers/pci/hotplug/rpadlpar_core.c | 12 | ||||
| -rw-r--r-- | drivers/pci/hotplug/rpaphp.h | 1 | ||||
| -rw-r--r-- | drivers/pci/hotplug/rpaphp_pci.c | 36 |
3 files changed, 35 insertions, 14 deletions
diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c index 2ee7eb5..f2a73f7 100644 --- a/drivers/pci/hotplug/rpadlpar_core.c +++ b/drivers/pci/hotplug/rpadlpar_core.c @@ -209,9 +209,10 @@ static struct pci_dev *dlpar_pci_add_bus(struct device_node *dn) return dev; } -static inline int dlpar_add_pci_slot(char *drc_name, struct device_node *dn) +static int dlpar_add_pci_slot(char *drc_name, struct device_node *dn) { struct pci_dev *dev; + int rc; /* Add pci bus */ dev = dlpar_pci_add_bus(dn); @@ -221,6 +222,15 @@ static inline int dlpar_add_pci_slot(char *drc_name, struct device_node *dn) return -EIO; } + if (dn->child) { + rc = rpaphp_config_pci_adapter(dev->subordinate); + if (rc < 0) { + printk(KERN_ERR "%s: unable to enable slot %s\n", + __FUNCTION__, drc_name); + return -EIO; + } + } + /* Add hotplug slot */ if (rpaphp_add_slot(dn)) { printk(KERN_ERR "%s: unable to add hotplug slot %s\n", diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h index 8ecff0b..064a0d6 100644 --- a/drivers/pci/hotplug/rpaphp.h +++ b/drivers/pci/hotplug/rpaphp.h @@ -98,6 +98,7 @@ extern int rpaphp_enable_pci_slot(struct slot *slot); extern int register_pci_slot(struct slot *slot); extern int rpaphp_unconfig_pci_adapter(struct slot *slot); extern int rpaphp_get_pci_adapter_status(struct slot *slot, int is_init, u8 * value); +extern int rpaphp_config_pci_adapter(struct pci_bus *bus); /* rpaphp_core.c */ extern int rpaphp_add_slot(struct device_node *dn); diff --git a/drivers/pci/hotplug/rpaphp_pci.c b/drivers/pci/hotplug/rpaphp_pci.c index 30a892c..f2f1cd0 100644 --- a/drivers/pci/hotplug/rpaphp_pci.c +++ b/drivers/pci/hotplug/rpaphp_pci.c @@ -219,14 +219,15 @@ static int rpaphp_pci_config_bridge(struct pci_dev *dev) given slot->dn and return the the first pci_dev. *****************************************************************************/ static struct pci_dev * -rpaphp_pci_config_slot(struct device_node *dn, struct pci_bus *bus) +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->child) + if (!dn || !dn->child) return NULL; slotno = PCI_SLOT(dn->child->devfn); @@ -260,35 +261,44 @@ static void enable_eeh(struct device_node *dn) } -static void print_slot_pci_funcs(struct slot *slot) +static void print_slot_pci_funcs(struct pci_bus *bus) { + struct device_node *dn; struct pci_dev *dev; - dbg("%s: pci_devs of slot[%s]\n", __FUNCTION__, slot->name); - list_for_each_entry (dev, slot->pci_devs, bus_list) + dn = pci_bus_to_OF_node(bus); + if (!dn) + return; + + dbg("%s: pci_devs of slot[%s]\n", __FUNCTION__, dn->full_name); + list_for_each_entry (dev, &bus->devices, bus_list) dbg("\t%s\n", pci_name(dev)); return; } -static int rpaphp_config_pci_adapter(struct slot *slot) +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__, slot->name); + dbg("Entry %s: slot[%s]\n", __FUNCTION__, dn->full_name); + if (!dn) + goto exit; - enable_eeh(slot->dn); - dev = rpaphp_pci_config_slot(slot->dn, slot->bus); + enable_eeh(dn); + dev = rpaphp_pci_config_slot(bus); if (!dev) { err("%s: can't find any devices.\n", __FUNCTION__); goto exit; } - print_slot_pci_funcs(slot); + print_slot_pci_funcs(bus); rc = 0; exit: dbg("Exit %s: rc=%d\n", __FUNCTION__, rc); return rc; } +EXPORT_SYMBOL_GPL(rpaphp_config_pci_adapter); static void rpaphp_eeh_remove_bus_device(struct pci_dev *dev) { @@ -384,7 +394,7 @@ static int setup_pci_slot(struct slot *slot) if (slot->hotplug_slot->info->adapter_status == NOT_CONFIGURED) { dbg("%s CONFIGURING pci adapter in slot[%s]\n", __FUNCTION__, slot->name); - if (rpaphp_config_pci_adapter(slot)) { + if (rpaphp_config_pci_adapter(slot->bus)) { err("%s: CONFIG pci adapter failed\n", __FUNCTION__); goto exit_rc; } @@ -394,7 +404,7 @@ static int setup_pci_slot(struct slot *slot) __FUNCTION__, slot->name); goto exit_rc; } - print_slot_pci_funcs(slot); + print_slot_pci_funcs(slot->bus); if (!list_empty(slot->pci_devs)) { slot->state = CONFIGURED; } else { @@ -437,7 +447,7 @@ int rpaphp_enable_pci_slot(struct slot *slot) /* if slot is not empty, enable the adapter */ if (state == PRESENT) { dbg("%s : slot[%s] is occupied.\n", __FUNCTION__, slot->name); - retval = rpaphp_config_pci_adapter(slot); + retval = rpaphp_config_pci_adapter(slot->bus); if (!retval) { slot->state = CONFIGURED; dbg("%s: PCI devices in slot[%s] has been configured\n", |
