Use the generic pci_enable_resources() instead of the arch-specific code.
Unlike this arch-specific code, the generic version:
- does not check for a NULL dev pointer
- skips resources that have neither IORESOURCE_IO nor IORESOURCE_MEM set
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@xxxxxx>
Index: work8/arch/ia64/pci/pci.c
===================================================================
--- work8.orig/arch/ia64/pci/pci.c 2008-03-04 10:04:18.000000000 -0700
+++ work8/arch/ia64/pci/pci.c 2008-03-04 10:04:35.000000000 -0700
@@ -499,54 +499,12 @@
/* ??? FIXME -- record old value for shutdown. */
}
-static inline int
-pcibios_enable_resources (struct pci_dev *dev, int mask)
-{
- u16 cmd, old_cmd;
- int idx;
- struct resource *r;
- unsigned long type_mask = IORESOURCE_IO | IORESOURCE_MEM;
-
- if (!dev)
- return -EINVAL;
-
- pci_read_config_word(dev, PCI_COMMAND, &cmd);
- old_cmd = cmd;
- for (idx=0; idx<PCI_NUM_RESOURCES; idx++) {
- /* Only set up the desired resources. */
- if (!(mask & (1 << idx)))
- continue;
-
- r = &dev->resource[idx];
- if (!(r->flags & type_mask))
- continue;
- if ((idx == PCI_ROM_RESOURCE) &&
- (!(r->flags & IORESOURCE_ROM_ENABLE)))
- continue;
- if (!r->start && r->end) {
- printk(KERN_ERR
- "PCI: Device %s not available because of resource collisions\n",
- pci_name(dev));
- return -EINVAL;
- }
- if (r->flags & IORESOURCE_IO)
- cmd |= PCI_COMMAND_IO;
- if (r->flags & IORESOURCE_MEM)
- cmd |= PCI_COMMAND_MEMORY;
- }
- if (cmd != old_cmd) {
- printk("PCI: Enabling device %s (%04x -> %04x)\n", pci_name(dev), old_cmd, cmd);
- pci_write_config_word(dev, PCI_COMMAND, cmd);
- }
- return 0;
-}
-
int
pcibios_enable_device (struct pci_dev *dev, int mask)
{
int ret;
- ret = pcibios_enable_resources(dev, mask);
+ ret = pci_enable_resources(dev, mask);
if (ret < 0)
return ret;
--
--
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