Merge branch 'thinkpad' into release

[karo-tx-linux.git] / arch / powerpc / kernel / pci_32.c

diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 3ae1c666ff9276c3a26ed90ce7c406f4717ab2d1..c13668cf36d940473519e9dc3723e9fc0bd37710 100644 (file)
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -34,9 +34,7 @@ int pcibios_assign_bus_offset = 1;
 void pcibios_make_OF_bus_map(void);
 
 static void fixup_cpc710_pci64(struct pci_dev* dev);
-#ifdef CONFIG_PPC_OF
 static u8* pci_to_OF_bus_map;
-#endif
 
 /* By default, we don't re-assign bus numbers. We do this only on
  * some pmacs
@@ -83,7 +81,6 @@ fixup_cpc710_pci64(struct pci_dev* dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_IBM,    PCI_DEVICE_ID_IBM_CPC710_PCI64, fixup_cpc710_pci64);
 
-#ifdef CONFIG_PPC_OF
 /*
  * Functions below are used on OpenFirmware machines.
  */
@@ -357,42 +354,15 @@ pci_create_OF_bus_map(void)
        }
 }
 
-#else /* CONFIG_PPC_OF */
-void pcibios_make_OF_bus_map(void)
+void __devinit pcibios_setup_phb_io_space(struct pci_controller *hose)
 {
-}
-#endif /* CONFIG_PPC_OF */
-
-static void __devinit pcibios_scan_phb(struct pci_controller *hose)
-{
-       struct pci_bus *bus;
-       struct device_node *node = hose->dn;
        unsigned long io_offset;
        struct resource *res = &hose->io_resource;
 
-       pr_debug("PCI: Scanning PHB %s\n",
-                node ? node->full_name : "<NO NAME>");
-
-       /* Create an empty bus for the toplevel */
-       bus = pci_create_bus(hose->parent, hose->first_busno, hose->ops, hose);
-       if (bus == NULL) {
-               printk(KERN_ERR "Failed to create bus for PCI domain %04x\n",
-                      hose->global_number);
-               return;
-       }
-       bus->secondary = hose->first_busno;
-       hose->bus = bus;
-
        /* Fixup IO space offset */
        io_offset = (unsigned long)hose->io_base_virt - isa_io_base;
        res->start = (res->start + io_offset) & 0xffffffffu;
        res->end = (res->end + io_offset) & 0xffffffffu;
-
-       /* Wire up PHB bus resources */
-       pcibios_setup_phb_resources(hose);
-
-       /* Scan children */
-       hose->last_busno = bus->subordinate = pci_scan_child_bus(bus);
 }
 
 static int __init pcibios_init(void)
@@ -410,7 +380,7 @@ static int __init pcibios_init(void)
                if (pci_assign_all_buses)
                        hose->first_busno = next_busno;
                hose->last_busno = 0xff;
-               pcibios_scan_phb(hose);
+               pcibios_scan_phb(hose, hose);
                pci_bus_add_devices(hose->bus);
                if (pci_assign_all_buses || next_busno <= hose->last_busno)
                        next_busno = hose->last_busno + pcibios_assign_bus_offset;
@@ -478,75 +448,4 @@ long sys_pciconfig_iobase(long which, unsigned long bus, unsigned long devfn)
        return result;
 }
 
-/*
- * Null PCI config access functions, for the case when we can't
- * find a hose.
- */
-#define NULL_PCI_OP(rw, size, type)                                    \
-static int                                                             \
-null_##rw##_config_##size(struct pci_dev *dev, int offset, type val)   \
-{                                                                      \
-       return PCIBIOS_DEVICE_NOT_FOUND;                                \
-}
 
-static int
-null_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
-                int len, u32 *val)
-{
-       return PCIBIOS_DEVICE_NOT_FOUND;
-}
-
-static int
-null_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
-                 int len, u32 val)
-{
-       return PCIBIOS_DEVICE_NOT_FOUND;
-}
-
-static struct pci_ops null_pci_ops =
-{
-       .read = null_read_config,
-       .write = null_write_config,
-};
-
-/*
- * These functions are used early on before PCI scanning is done
- * and all of the pci_dev and pci_bus structures have been created.
- */
-static struct pci_bus *
-fake_pci_bus(struct pci_controller *hose, int busnr)
-{
-       static struct pci_bus bus;
-
-       if (hose == 0) {
-               hose = pci_bus_to_hose(busnr);
-               if (hose == 0)
-                       printk(KERN_ERR "Can't find hose for PCI bus %d!\n", busnr);
-       }
-       bus.number = busnr;
-       bus.sysdata = hose;
-       bus.ops = hose? hose->ops: &null_pci_ops;
-       return &bus;
-}
-
-#define EARLY_PCI_OP(rw, size, type)                                   \
-int early_##rw##_config_##size(struct pci_controller *hose, int bus,   \
-                              int devfn, int offset, type value)       \
-{                                                                      \
-       return pci_bus_##rw##_config_##size(fake_pci_bus(hose, bus),    \
-                                           devfn, offset, value);      \
-}
-
-EARLY_PCI_OP(read, byte, u8 *)
-EARLY_PCI_OP(read, word, u16 *)
-EARLY_PCI_OP(read, dword, u32 *)
-EARLY_PCI_OP(write, byte, u8)
-EARLY_PCI_OP(write, word, u16)
-EARLY_PCI_OP(write, dword, u32)
-
-extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
-int early_find_capability(struct pci_controller *hose, int bus, int devfn,
-                         int cap)
-{
-       return pci_bus_find_capability(fake_pci_bus(hose, bus), devfn, cap);
-}