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Diffstat (limited to 'arch/mips/pci/pci.c')
-rw-r--r--arch/mips/pci/pci.c35
1 files changed, 21 insertions, 14 deletions
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 5ace3686..8108231 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -77,8 +77,28 @@ pcibios_align_resource(void *data, struct resource *res,
void __init register_pci_controller(struct pci_controller *hose)
{
+ if (request_resource(&iomem_resource, hose->mem_resource) < 0)
+ goto out;
+ if (request_resource(&ioport_resource, hose->io_resource) < 0) {
+ release_resource(hose->mem_resource);
+ goto out;
+ }
+
*hose_tail = hose;
hose_tail = &hose->next;
+
+ /*
+ * Do not panic here but later - this might hapen before console init.
+ */
+ if (!hose->io_map_base) {
+ printk(KERN_WARNING
+ "registering PCI controller with io_map_base unset\n");
+ }
+ return;
+
+out:
+ printk(KERN_WARNING
+ "Skipping PCI bus scan due to resource conflict\n");
}
/* Most MIPS systems have straight-forward swizzling needs. */
@@ -113,11 +133,6 @@ static int __init pcibios_init(void)
/* Scan all of the recorded PCI controllers. */
for (next_busno = 0, hose = hose_head; hose; hose = hose->next) {
- if (request_resource(&iomem_resource, hose->mem_resource) < 0)
- goto out;
- if (request_resource(&ioport_resource, hose->io_resource) < 0)
- goto out_free_mem_resource;
-
if (!hose->iommu)
PCI_DMA_BUS_IS_PHYS = 1;
@@ -136,14 +151,6 @@ static int __init pcibios_init(void)
need_domain_info = 1;
}
}
- continue;
-
-out_free_mem_resource:
- release_resource(hose->mem_resource);
-
-out:
- printk(KERN_WARNING
- "Skipping PCI bus scan due to resource conflict\n");
}
if (!pci_probe_only)
@@ -223,7 +230,7 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
return pcibios_plat_dev_init(dev);
}
-static void __init pcibios_fixup_device_resources(struct pci_dev *dev,
+static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev,
struct pci_bus *bus)
{
/* Update device resources. */
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