[POWERPC] Use global_number in ppc32 pci_controller

Make the pci_controller struct use global_number for the PHB domain number
instead of index to match what ppc64 does and reuse its pci_domain_nr code.

Introduced a pci-common.c to handle shared code between ppc32 & ppc64.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/powerpc/platforms/chrp/pci.c b/arch/powerpc/platforms/chrp/pci.c
index d32fedc991d3..d8408632b1a9 100644
--- a/arch/powerpc/platforms/chrp/pci.c
+++ b/arch/powerpc/platforms/chrp/pci.c
@@ -99,7 +99,7 @@ int rtas_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
         struct pci_controller *hose = bus->sysdata;
         unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
                 | (((bus->number - hose->first_busno) & 0xff) << 16)
-                | (hose->index << 24);
+                | (hose->global_number << 24);
         int ret = -1;
         int rval;
 
@@ -114,7 +114,7 @@ int rtas_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
         struct pci_controller *hose = bus->sysdata;
         unsigned long addr = (offset & 0xff) | ((devfn & 0xff) << 8)
                 | (((bus->number - hose->first_busno) & 0xff) << 16)
-                | (hose->index << 24);
+                | (hose->global_number << 24);
         int rval;
 
         rval = rtas_call(rtas_token("write-pci-config"), 3, 1, NULL,