Change pci_raw_ops to pci_raw_read/write

We want to allow different implementations of pci_raw_ops for standard
and extended config space on x86.  Rather than clutter generic code with
knowledge of this, we make pci_raw_ops private to x86 and use it to
implement the new raw interface -- raw_pci_read() and raw_pci_write().

Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/x86/pci/mmconfig_32.c b/arch/x86/pci/mmconfig_32.c
index 7b75e65..081816a 100644
--- a/arch/x86/pci/mmconfig_32.c
+++ b/arch/x86/pci/mmconfig_32.c
@@ -68,9 +68,6 @@
 		return -EINVAL;
 	}
 
-	if (reg < 256)
-		return pci_conf1_read(seg,bus,devfn,reg,len,value);
-
 	base = get_base_addr(seg, bus, devfn);
 	if (!base)
 		goto err;
@@ -104,9 +101,6 @@
 	if ((bus > 255) || (devfn > 255) || (reg > 4095))
 		return -EINVAL;
 
-	if (reg < 256)
-		return pci_conf1_write(seg,bus,devfn,reg,len,value);
-
 	base = get_base_addr(seg, bus, devfn);
 	if (!base)
 		return -EINVAL;
@@ -138,7 +132,7 @@
 
 int __init pci_mmcfg_arch_init(void)
 {
-	printk(KERN_INFO "PCI: Using MMCONFIG\n");
-	raw_pci_ops = &pci_mmcfg;
+	printk(KERN_INFO "PCI: Using MMCONFIG for extended config space\n");
+	raw_pci_ext_ops = &pci_mmcfg;
 	return 1;
 }