diff options
Diffstat (limited to 'arch/mips/pci/pci.c')
| -rw-r--r-- | arch/mips/pci/pci.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c index 170c6650f96..21402ffd7c9 100644 --- a/arch/mips/pci/pci.c +++ b/arch/mips/pci/pci.c @@ -127,15 +127,20 @@ static int __init pcibios_init(void) if (!hose->iommu) PCI_DMA_BUS_IS_PHYS = 1; + if (hose->get_busno && pci_probe_only) + next_busno = (*hose->get_busno)(); + bus = pci_scan_bus(next_busno, hose->pci_ops, hose); hose->bus = bus; hose->need_domain_info = need_domain_info; - next_busno = bus->subordinate + 1; - /* Don't allow 8-bit bus number overflow inside the hose - - reserve some space for bridges. */ - if (next_busno > 224) { - next_busno = 0; - need_domain_info = 1; + if (bus) { + next_busno = bus->subordinate + 1; + /* Don't allow 8-bit bus number overflow inside the hose - + reserve some space for bridges. */ + if (next_busno > 224) { + next_busno = 0; + need_domain_info = 1; + } } continue; |