bfi_enet_tx_cfg_req
struct bfi_enet_tx_cfg_req *cfg_req = &tx->bfi_enet_cmd.cfg_req;
bfi_msgq_num_cmd_entries(sizeof(struct bfi_enet_tx_cfg_req)));
sizeof(struct bfi_enet_tx_cfg_req), &cfg_req->mh);
struct bfi_enet_tx_cfg_req cfg_req;