MAX_TPA
bn->max_tpa = max_t(u16, bd->max_tpa_v2, MAX_TPA);
#define MAX_TPA_MASK (MAX_TPA - 1)
DECLARE_BITMAP(agg_idx_bmap, MAX_TPA);
idx = find_first_zero_bit(map->agg_idx_bmap, MAX_TPA);
if (idx >= MAX_TPA)
bp->max_tpa = MAX_TPA;