mlx5e_calc_sq_stop_room
param->stop_room = mlx5e_calc_sq_stop_room(mdev, params);
stop_room = mlx5e_calc_sq_stop_room(mdev, params);
u16 mlx5e_calc_sq_stop_room(struct mlx5_core_dev *mdev, struct mlx5e_params *params);