ethtool: Use full 32 bit speed range in ethtool's set_settings

This makes sure the ethtool's set_settings() callback of network
drivers don't ignore the 16 most significant bits when ethtool calls
their set_settings().

All drivers compiled with make allyesconfig on x86_64 have been
updated.

Signed-off-by: David Decotigny <decot@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dl2k.c b/drivers/net/dl2k.c
index c05db60..ab63989 100644
--- a/drivers/net/dl2k.c
+++ b/drivers/net/dl2k.c
@@ -1219,31 +1219,20 @@
 	} else {
 		np->an_enable = 0;
 		if (np->speed == 1000) {
-			cmd->speed = SPEED_100;
+			ethtool_cmd_speed_set(cmd, SPEED_100);
 			cmd->duplex = DUPLEX_FULL;
 			printk("Warning!! Can't disable Auto negotiation in 1000Mbps, change to Manual 100Mbps, Full duplex.\n");
 		}
-		switch(cmd->speed + cmd->duplex) {
-
-		case SPEED_10 + DUPLEX_HALF:
+		switch (ethtool_cmd_speed(cmd)) {
+		case SPEED_10:
 			np->speed = 10;
-			np->full_duplex = 0;
+			np->full_duplex = (cmd->duplex == DUPLEX_FULL);
 			break;
-
-		case SPEED_10 + DUPLEX_FULL:
-			np->speed = 10;
-			np->full_duplex = 1;
-			break;
-		case SPEED_100 + DUPLEX_HALF:
+		case SPEED_100:
 			np->speed = 100;
-			np->full_duplex = 0;
+			np->full_duplex = (cmd->duplex == DUPLEX_FULL);
 			break;
-		case SPEED_100 + DUPLEX_FULL:
-			np->speed = 100;
-			np->full_duplex = 1;
-			break;
-		case SPEED_1000 + DUPLEX_HALF:/* not supported */
-		case SPEED_1000 + DUPLEX_FULL:/* not supported */
+		case SPEED_1000: /* not supported */
 		default:
 			return -EINVAL;
 		}