[PATCH] powerpc/PCI hotplug: remove rpaphp_find_bus()

The function rpaphp_find_pci_bus() has been migrated to
pcibios_find_pci_bus() in arch/powerpc/platforms/pseries/pci_dlpar.c
This patch removes the old version.

Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Acked-by: John Rose <johnrose@austin.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

3 files changed, 5 insertions, 38 deletions

diff --git a/drivers/pci/hotplug/rpadlpar_core.c b/drivers/pci/hotplug/rpadlpar_core.c
index 7f504b380f26..bc17a13fc82e 100644
--- a/drivers/pci/hotplug/rpadlpar_core.c
+++ b/drivers/pci/hotplug/rpadlpar_core.c
@@ -174,7 +174,7 @@ static int dlpar_add_pci_slot(char *drc_name, struct device_node *dn)
 {
         struct pci_dev *dev;
 
-        if (rpaphp_find_pci_bus(dn))
+        if (pcibios_find_pci_bus(dn))
                 return -EINVAL;
 
         /* Add pci bus */
@@ -221,7 +221,7 @@ static int dlpar_remove_phb(char *drc_name, struct device_node *dn)
         struct pci_dn *pdn;
         int rc = 0;
 
-        if (!rpaphp_find_pci_bus(dn))
+        if (!pcibios_find_pci_bus(dn))
                 return -EINVAL;
 
         slot = find_slot(dn);
@@ -366,7 +366,7 @@ int dlpar_remove_pci_slot(char *drc_name, struct device_node *dn)
         struct pci_bus *bus;
         struct slot *slot;
 
-        bus = rpaphp_find_pci_bus(dn);
+        bus = pcibios_find_pci_bus(dn);
         if (!bus)
                 return -EINVAL;
 
diff --git a/drivers/pci/hotplug/rpaphp.h b/drivers/pci/hotplug/rpaphp.h
index 57ea71a7bda5..b333a35dd221 100644
--- a/drivers/pci/hotplug/rpaphp.h
+++ b/drivers/pci/hotplug/rpaphp.h
@@ -88,13 +88,10 @@ extern int num_slots;
 /* function prototypes */
 
 /* rpaphp_pci.c */
-extern struct pci_bus *rpaphp_find_pci_bus(struct device_node *dn);
-extern int rpaphp_claim_resource(struct pci_dev *dev, int resource);
 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 void rpaphp_eeh_init_nodes(struct device_node *dn);
 
 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 396b54b0c847..f16d0f9240ee 100644
--- a/drivers/pci/hotplug/rpaphp_pci.c
+++ b/drivers/pci/hotplug/rpaphp_pci.c
@@ -32,36 +32,6 @@
 #include "../pci.h"             /* for pci_add_new_bus */
 #include "rpaphp.h"
 
-static struct pci_bus *find_bus_among_children(struct pci_bus *bus,
-                                        struct device_node *dn)
-{
-        struct pci_bus *child = NULL;
-        struct list_head *tmp;
-        struct device_node *busdn;
-
-        busdn = pci_bus_to_OF_node(bus);
-        if (busdn == dn)
-                return bus;
-
-        list_for_each(tmp, &bus->children) {
-                child = find_bus_among_children(pci_bus_b(tmp), dn);
-                if (child)
-                        break;
-        }
-        return child;
-}
-
-struct pci_bus *rpaphp_find_pci_bus(struct device_node *dn)
-{
-        struct pci_dn *pdn = dn->data;
-
-        if (!pdn  || !pdn->phb || !pdn->phb->bus)
-                return NULL;
-
-        return find_bus_among_children(pdn->phb->bus, dn);
-}
-EXPORT_SYMBOL_GPL(rpaphp_find_pci_bus);
-
 static int rpaphp_get_sensor_state(struct slot *slot, int *state)
 {
         int rc;
@@ -120,7 +90,7 @@ int rpaphp_get_pci_adapter_status(struct slot *slot, int is_init, u8 * value)
                         /* config/unconfig adapter */
                         *value = slot->state;
                 } else {
-                        bus = rpaphp_find_pci_bus(slot->dn);
+                        bus = pcibios_find_pci_bus(slot->dn);
                         if (bus && !list_empty(&bus->devices))
                                 *value = CONFIGURED;
                         else
@@ -370,7 +340,7 @@ static int setup_pci_slot(struct slot *slot)
         struct pci_bus *bus;
 
         BUG_ON(!dn);
-        bus = rpaphp_find_pci_bus(dn);
+        bus = pcibios_find_pci_bus(dn);
         if (!bus) {
                 err("%s: no pci_bus for dn %s\n", __FUNCTION__, dn->full_name);
                 goto exit_rc;