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

Browse Source 
The function rpaphp_fixup_new_pci_devices() has been migrated to
pcibios_fixup_new_pci_devices() 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>
This commit is contained in:
linas@austin.ibm.com 2006-01-12 18:20:26 -06:00 committed by Greg Kroah-Hartman
parent 01657868be
commit eca845c718
3 changed files with 2 additions and 143 deletions
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2
drivers/pci/hotplug/rpadlpar_core.c
View File

@ -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);

1
drivers/pci/hotplug/rpaphp.h
View File

@ -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);

142
drivers/pci/hotplug/rpaphp_pci.c
View File

@ -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: