Add ethtool_ops.set_settings support to the PS3 gelic network driver.
Allows manual setting of ethernet link speed.
Signed-off-by: NHideyuki Sasaki <xhide@rd.scei.sony.co.jp>
Signed-off-by: NGeoff Levand <geoffrey.levand@am.sony.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>