mlxsw_sp_xstats_tail_drop
stats_base->drops += mlxsw_sp_xstats_tail_drop(xstats, i);
mlxsw_sp_xstats_tail_drop(xstats, tclass_num);
red_base->pdrop = mlxsw_sp_xstats_tail_drop(xstats, tclass_num);
pdrops = mlxsw_sp_xstats_tail_drop(xstats, tclass_num) -