architecture/mips64/package/linux/5112_bridge-use-pci_is_root_bus.patch

   1 diff --git a/arch/mips/pci/ops-bridge.c b/arch/mips/pci/ops-bridge.c
   2 index 6793a72edec2..28efce2dcb7d 100644
   3 --- a/arch/mips/pci/ops-bridge.c
   4 +++ b/arch/mips/pci/ops-bridge.c
   5 @@ -170,7 +170,7 @@ static int
   6  pci_read_config(struct pci_bus *bus, u32 devfn, int where, int size,
   7                 u32 *value)
   8  {
   9 -       if (bus->number > 0)
  10 +       if (!pci_is_root_bus(bus))
  11                 return pci_conf1_read_config(bus, devfn, where, size, value);
  12
  13         return pci_conf0_read_config(bus, devfn, where, size, value);
  14 @@ -314,7 +314,7 @@ static int
  15  pci_write_config(struct pci_bus *bus, u32 devfn, int where, int size,
  16                  u32 value)
  17  {
  18 -       if (bus->number > 0)
  19 +       if (!pci_is_root_bus(bus))
  20                 return pci_conf1_write_config(bus, devfn, where, size, value);
  21
  22         return pci_conf0_write_config(bus, devfn, where, size, value);