71 #define TX_CTRL_BUF_SIZE WB_UP(offsetof(struct node_tx, pdu) + LLCTRL_PDU_SIZE)
72 #define NTF_BUF_SIZE WB_UP(offsetof(struct node_rx_pdu, pdu) + LLCTRL_PDU_SIZE)
234 	struct pdu_data *pdu;  in llcp_tx_alloc()  local
240 	pdu = (struct pdu_data *)tx->pdu;  in llcp_tx_alloc()
241 	ull_pdu_data_init(pdu);  in llcp_tx_alloc()
1537 static bool pdu_is_expected(struct pdu_data *pdu, struct proc_ctx *ctx)  argument
1539 	return (ctx->rx_opcode == pdu->llctrl.opcode || ctx->rx_greedy);
1542 static bool pdu_is_unknown(struct pdu_data *pdu, struct proc_ctx *ctx)  argument
1544 	return ((pdu->llctrl.opcode == PDU_DATA_LLCTRL_TYPE_UNKNOWN_RSP) &&
1545 		(ctx->tx_opcode == pdu->llctrl.unknown_rsp.type));
1548 static bool pdu_is_reject(struct pdu_data *pdu, struct proc_ctx *ctx)  argument
1553 	return (pdu->llctrl.opcode == PDU_DATA_LLCTRL_TYPE_REJECT_IND);
1556 static bool pdu_is_reject_ext(struct pdu_data *pdu, struct proc_ctx *ctx)  argument
1558 	return ((pdu->llctrl.opcode == PDU_DATA_LLCTRL_TYPE_REJECT_EXT_IND) &&
1559 		(ctx->tx_opcode == pdu->llctrl.reject_ext_ind.reject_opcode));
1562 static bool pdu_is_any_reject(struct pdu_data *pdu, struct proc_ctx *ctx)  argument
1564 	return (pdu_is_reject_ext(pdu, ctx) || pdu_is_reject(pdu, ctx));
1567 static bool pdu_is_terminate(struct pdu_data *pdu)  argument
1569 	return pdu->llctrl.opcode == PDU_DATA_LLCTRL_TYPE_TERMINATE_IND;
1572 #define VALIDATE_PDU_LEN(pdu, type) (pdu->len == PDU_DATA_LLCTRL_LEN(type))  argument
1575 static bool pdu_validate_conn_update_ind(struct pdu_data *pdu)  argument
1577 	return VALIDATE_PDU_LEN(pdu, conn_update_ind);
1580 static bool pdu_validate_chan_map_ind(struct pdu_data *pdu)  argument
1582 	return VALIDATE_PDU_LEN(pdu, chan_map_ind);
1586 static bool pdu_validate_terminate_ind(struct pdu_data *pdu)  argument
1588 	return VALIDATE_PDU_LEN(pdu, terminate_ind);
1592 static bool pdu_validate_enc_req(struct pdu_data *pdu)  argument
1594 	return VALIDATE_PDU_LEN(pdu, enc_req);
1599 static bool pdu_validate_enc_rsp(struct pdu_data *pdu)  argument
1601 	return VALIDATE_PDU_LEN(pdu, enc_rsp);
1604 static bool pdu_validate_start_enc_req(struct pdu_data *pdu)  argument
1606 	return VALIDATE_PDU_LEN(pdu, start_enc_req);
1611 static bool pdu_validate_start_enc_rsp(struct pdu_data *pdu)  argument
1613 	return VALIDATE_PDU_LEN(pdu, start_enc_rsp);
1617 static bool pdu_validate_unknown_rsp(struct pdu_data *pdu)  argument
1619 	return VALIDATE_PDU_LEN(pdu, unknown_rsp);
1623 static bool pdu_validate_feature_req(struct pdu_data *pdu)  argument
1625 	return VALIDATE_PDU_LEN(pdu, feature_req);
1630 static bool pdu_validate_feature_rsp(struct pdu_data *pdu)  argument
1632 	return VALIDATE_PDU_LEN(pdu, feature_rsp);
1637 static bool pdu_validate_pause_enc_req(struct pdu_data *pdu)  argument
1639 	return VALIDATE_PDU_LEN(pdu, pause_enc_req);
1644 static bool pdu_validate_pause_enc_rsp(struct pdu_data *pdu)  argument
1646 	return VALIDATE_PDU_LEN(pdu, pause_enc_rsp);
1650 static bool pdu_validate_version_ind(struct pdu_data *pdu)  argument
1652 	return VALIDATE_PDU_LEN(pdu, version_ind);
1655 static bool pdu_validate_reject_ind(struct pdu_data *pdu)  argument
1657 	return VALIDATE_PDU_LEN(pdu, reject_ind);
1661 static bool pdu_validate_per_init_feat_xchg(struct pdu_data *pdu)  argument
1663 	return VALIDATE_PDU_LEN(pdu, per_init_feat_xchg);
1668 static bool pdu_validate_conn_param_req(struct pdu_data *pdu)  argument
1670 	return VALIDATE_PDU_LEN(pdu, conn_param_req);
1674 static bool pdu_validate_conn_param_rsp(struct pdu_data *pdu)  argument
1676 	return VALIDATE_PDU_LEN(pdu, conn_param_rsp);
1679 static bool pdu_validate_reject_ext_ind(struct pdu_data *pdu)  argument
1681 	return VALIDATE_PDU_LEN(pdu, reject_ext_ind);
1685 static bool pdu_validate_ping_req(struct pdu_data *pdu)  argument
1687 	return VALIDATE_PDU_LEN(pdu, ping_req);
1691 static bool pdu_validate_ping_rsp(struct pdu_data *pdu)  argument
1693 	return VALIDATE_PDU_LEN(pdu, ping_rsp);
1697 static bool pdu_validate_length_req(struct pdu_data *pdu)  argument
1699 	return VALIDATE_PDU_LEN(pdu, length_req);
1703 static bool pdu_validate_length_rsp(struct pdu_data *pdu)  argument
1705 	return VALIDATE_PDU_LEN(pdu, length_rsp);
1709 static bool pdu_validate_phy_req(struct pdu_data *pdu)  argument
1711 	return VALIDATE_PDU_LEN(pdu, phy_req);
1715 static bool pdu_validate_phy_rsp(struct pdu_data *pdu)  argument
1717 	return VALIDATE_PDU_LEN(pdu, phy_rsp);
1720 static bool pdu_validate_phy_upd_ind(struct pdu_data *pdu)  argument
1722 	return VALIDATE_PDU_LEN(pdu, phy_upd_ind);
1726 static bool pdu_validate_min_used_chan_ind(struct pdu_data *pdu)  argument
1728 	return VALIDATE_PDU_LEN(pdu, min_used_chans_ind);
1733 static bool pdu_validate_cte_req(struct pdu_data *pdu)  argument
1735 	return VALIDATE_PDU_LEN(pdu, cte_req);
1740 static bool pdu_validate_cte_resp(struct pdu_data *pdu)  argument
1742 	return VALIDATE_PDU_LEN(pdu, cte_rsp);
1747 static bool pdu_validate_clock_accuracy_req(struct pdu_data *pdu)  argument
1749 	return VALIDATE_PDU_LEN(pdu, clock_accuracy_req);
1753 static bool pdu_validate_clock_accuracy_rsp(struct pdu_data *pdu)  argument
1755 	return VALIDATE_PDU_LEN(pdu, clock_accuracy_rsp);
1759 static bool pdu_validate_periodic_sync_ind(struct pdu_data *pdu)  argument
1761 	return VALIDATE_PDU_LEN(pdu, periodic_sync_ind);
1765 typedef bool (*pdu_param_validate_t)(struct pdu_data *pdu);
1842 static bool pdu_is_valid(struct pdu_data *pdu)  argument
1845 	if (pdu->len < 1) {
1847 		pdu->llctrl.opcode = PDU_DATA_LLCTRL_TYPE_UNUSED;
1851 	if (pdu->llctrl.opcode < ARRAY_SIZE(pdu_validate)) {
1854 		cb = pdu_validate[pdu->llctrl.opcode].validate_cb;
1856 			return cb(pdu);
1902 	struct pdu_data *pdu;  local
1907 	pdu = (struct pdu_data *)rx->pdu;
1909 	pdu_valid = pdu_is_valid(pdu);
1915 		if (ctx && pdu_is_expected(pdu, ctx)) {
1920 		if (ctx && pdu_is_expected(pdu, ctx)) {
1927 	} else if (pdu_is_terminate(pdu)) {
1944 			unexpected_l = !(pdu_is_expected(pdu, ctx_l) ||
1945 					 pdu_is_unknown(pdu, ctx_l) ||
1946 					 pdu_is_any_reject(pdu, ctx_l));
1948 			unexpected_r = !(pdu_is_expected(pdu, ctx_r) ||
1949 					 pdu_is_unknown(pdu, ctx_r) ||
1950 					 pdu_is_reject_ext(pdu, ctx_r));
1991 			unexpected_l = !(pdu_is_expected(pdu, ctx_l) ||
1992 					 pdu_is_unknown(pdu, ctx_l) ||
1993 					 pdu_is_any_reject(pdu, ctx_l));