ns83820: Use predefined autoneg constants

Signed-off-by: NDenis Kirjanov <dkirjanov@kernel.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ns83820.c

@@ -1298,7 +1298,8 @@ static int ns83820_get_settings(struct net_device *ndev,
 		cmd->speed = SPEED_10;
 		break;
 	}
-	cmd->autoneg = (tbicr & TBICR_MR_AN_ENABLE) ? 1: 0;
+	cmd->autoneg = (tbicr & TBICR_MR_AN_ENABLE)
+		? AUTONEG_ENABLE : AUTONEG_DISABLE;
 	return 0;
 }