net/ps3: Add support for gelic link negotiation

Add ethtool_ops.set_settings support to the PS3 gelic network driver.
Allows manual setting of ethernet link speed.

Signed-off-by: Hideyuki Sasaki <xhide@rd.scei.sony.co.jp>
Signed-off-by: Geoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ps3_gelic_net.h b/drivers/net/ps3_gelic_net.h
index a09e486..32521ae 100644
--- a/drivers/net/ps3_gelic_net.h
+++ b/drivers/net/ps3_gelic_net.h
@@ -307,6 +307,8 @@
 	atomic_t users;
 
 	u64 ether_port_status;
+	int link_mode;
+
 	/* original address returned by kzalloc */
 	void *unalign;