forcedeth: Move the NVIDIA nForce driver

Move the nForce driver into drivers/net/ethernet/nvidia/ and make
the necessary Kconfig and Makefile changes.

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/nvidia/Kconfig b/drivers/net/ethernet/nvidia/Kconfig
new file mode 100644
index 0000000..0a18e73
--- /dev/null
+++ b/drivers/net/ethernet/nvidia/Kconfig
@@ -0,0 +1,31 @@
+#
+# NVIDIA network device configuration
+#
+
+config NET_VENDOR_NVIDIA
+	bool "NVIDIA devices"
+	depends on PCI
+	---help---
+	  If you have a network (Ethernet) card belonging to this class, say Y
+	  and read the Ethernet-HOWTO, available from
+	  <http://www.tldp.org/docs.html#howto>.
+
+	  Note that the answer to this question doesn't directly affect the
+	  kernel: saying N will just cause the configurator to skip all
+	  the questions about NVIDIA cards. If you say Y, you will be asked for
+	  your specific card in the following questions.
+
+if NET_VENDOR_NVIDIA
+
+config FORCEDETH
+	tristate "nForce Ethernet support"
+	depends on PCI
+	---help---
+	  If you have a network (Ethernet) controller of this type, say Y and
+	  read the Ethernet-HOWTO, available from
+	  <http://www.tldp.org/docs.html#howto>.
+
+	  To compile this driver as a module, choose M here. The module
+	  will be called forcedeth.
+
+endif # NET_VENDOR_NVIDIA