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-rw-r--r--arch/mips/pci/pci.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index a8d499b..21402ff 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;
@@ -164,7 +169,7 @@ static int pcibios_enable_resources(struct pci_dev *dev, int mask)
pci_read_config_word(dev, PCI_COMMAND, &cmd);
old_cmd = cmd;
- for(idx=0; idx<6; idx++) {
+ for (idx=0; idx < PCI_NUM_RESOURCES; idx++) {
/* Only set up the requested stuff */
if (!(mask & (1<<idx)))
continue;
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