npc_cn20k_idx_free
rc = npc_cn20k_idx_free(rvu, &ptr[i], 1);
int npc_cn20k_idx_free(struct rvu *rvu, u16 *mcam_idx, int count);
rc = npc_cn20k_idx_free(rvu, &index, 1);
rc = npc_cn20k_idx_free(rvu, &req->entry, 1);