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Diffstat (limited to 'arch/powerpc/sysdev/indirect_pci.c')
-rw-r--r--arch/powerpc/sysdev/indirect_pci.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/arch/powerpc/sysdev/indirect_pci.c b/arch/powerpc/sysdev/indirect_pci.c
index c7e6e859b393..bc5b4e22fa5d 100644
--- a/arch/powerpc/sysdev/indirect_pci.c
+++ b/arch/powerpc/sysdev/indirect_pci.c
@@ -35,10 +35,17 @@ indirect_read_config(struct pci_bus *bus, unsigned int devfn, int offset,
u8 cfg_type = 0;
u32 bus_no, reg;
+ if (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK) {
+ if (bus->number != hose->first_busno)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ if (devfn != 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+
if (ppc_md.pci_exclude_device)
if (ppc_md.pci_exclude_device(hose, bus->number, devfn))
return PCIBIOS_DEVICE_NOT_FOUND;
-
+
if (hose->indirect_type & PPC_INDIRECT_TYPE_SET_CFG_TYPE)
if (bus->number != hose->first_busno)
cfg_type = 1;
@@ -83,6 +90,13 @@ indirect_write_config(struct pci_bus *bus, unsigned int devfn, int offset,
u8 cfg_type = 0;
u32 bus_no, reg;
+ if (hose->indirect_type & PPC_INDIRECT_TYPE_NO_PCIE_LINK) {
+ if (bus->number != hose->first_busno)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ if (devfn != 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+
if (ppc_md.pci_exclude_device)
if (ppc_md.pci_exclude_device(hose, bus->number, devfn))
return PCIBIOS_DEVICE_NOT_FOUND;