PCI: powerpc: use generic pci_enable_resources()
authorBjorn Helgaas <bjorn.helgaas@hp.com>
Tue, 4 Mar 2008 18:56:56 +0000 (11:56 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 21 Apr 2008 04:47:05 +0000 (21:47 -0700)
Use the generic pci_enable_resources() instead of the arch-specific code.
The generic version is functionally equivalent, but uses dev_printk.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/powerpc/kernel/pci-common.c

index 89c83cc..063cdd4 100644 (file)
@@ -1161,41 +1161,9 @@ EXPORT_SYMBOL_GPL(pcibios_claim_one_bus);
 
 int pcibios_enable_device(struct pci_dev *dev, int mask)
 {
-       u16 cmd, old_cmd;
-       int idx;
-       struct resource *r;
-
        if (ppc_md.pcibios_enable_device_hook)
                if (ppc_md.pcibios_enable_device_hook(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 requested stuff */
-               if (!(mask & (1 << idx)))
-                       continue;
-               r = &dev->resource[idx];
-               if (!(r->flags & (IORESOURCE_IO | IORESOURCE_MEM)))
-                       continue;
-               if ((idx == PCI_ROM_RESOURCE) &&
-                               (!(r->flags & IORESOURCE_ROM_ENABLE)))
-                       continue;
-               if (r->parent == NULL) {
-                       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;
+       return pci_enable_resources(dev, mask);
 }
-