x86/pci: merge: moving mp_bus_to_node.c to amd_bus.c

Signed-off-by: Robert Richter <robert.richter@amd.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

arch/x86/pci/Makefile

@@ -14,7 +14,6 @@ pci-y				:= fixup.o
 # legacy/irq.o
 pci-$(CONFIG_ACPI)		+= acpi.o
 pci-y				+= legacy.o irq.o
-pci-$(CONFIG_NUMA)		+= mp_bus_to_node.o
 
 # Careful: VISWS overrule the pci-y above. The colons are
 # therefor correct. This needs a proper fix by distangling the code.

arch/x86/pci/amd_bus.c

 #include <linux/init.h>
 #include <linux/pci.h>
+#include <linux/topology.h>
 #include "pci.h"
 
 #ifdef CONFIG_X86_64
-
 #include <asm/pci-direct.h>
 #include <asm/mpspec.h>
 #include <linux/cpumask.h>
-#include <linux/topology.h>
+#endif
 
 /*
  * This discovers the pcibus <-> node mapping on AMD K8.
@@ -18,6 +18,8 @@
 
 #define BUS_NR 256
 
+#ifdef CONFIG_X86_64
+
 static int mp_bus_to_node[BUS_NR];
 
 void set_mp_bus_to_node(int busnum, int node)
@@ -45,7 +47,31 @@ int get_mp_bus_to_node(int busnum)
 	return node;
 }
 
-#endif
+#else /* CONFIG_X86_32 */
+
+static unsigned char mp_bus_to_node[BUS_NR];
+
+void set_mp_bus_to_node(int busnum, int node)
+{
+	if (busnum >= 0 &&  busnum < BUS_NR)
+	mp_bus_to_node[busnum] = (unsigned char) node;
+}
+
+int get_mp_bus_to_node(int busnum)
+{
+	int node;
+
+	if (busnum < 0 || busnum > (BUS_NR - 1))
+		return 0;
+	node = mp_bus_to_node[busnum];
+	return node;
+}
+
+#endif /* CONFIG_X86_32 */
+
+#endif /* CONFIG_NUMA */
+
+#ifdef CONFIG_X86_64
 
 /*
  * sub bus (transparent) will use entres from 3 to store extra from root,

arch/x86/pci/mp_bus_to_node.c

-#include <linux/pci.h>
-#include <linux/init.h>
-#include <linux/topology.h>
-
-#define BUS_NR 256
-
-static unsigned char mp_bus_to_node[BUS_NR];
-
-void set_mp_bus_to_node(int busnum, int node)
-{
-	if (busnum >= 0 &&  busnum < BUS_NR)
-	mp_bus_to_node[busnum] = (unsigned char) node;
-}
-
-int get_mp_bus_to_node(int busnum)
-{
-	int node;
-
-	if (busnum < 0 || busnum > (BUS_NR - 1))
-		return 0;
-	node = mp_bus_to_node[busnum];
-	return node;
-}