mlx4_map_cmd
return mlx4_map_cmd(dev, MLX4_CMD_MAP_FA, icm, -1);
int mlx4_map_cmd(struct mlx4_dev *dev, u16 op, struct mlx4_icm *icm, u64 virt);
return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM, icm, virt);
return mlx4_map_cmd(dev, MLX4_CMD_MAP_ICM_AUX, icm, -1);