Lines Matching +full:x +full:- +full:rc
1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
69 struct qed_rdma_device *dev = p_hwfn->p_rdma_info->dev; in qed_iwarp_init_devinfo()
71 dev->max_inline = IWARP_REQ_MAX_INLINE_DATA_SIZE; in qed_iwarp_init_devinfo()
72 dev->max_qp = min_t(u32, in qed_iwarp_init_devinfo()
74 p_hwfn->p_rdma_info->num_qps) - in qed_iwarp_init_devinfo()
77 dev->max_cq = dev->max_qp; in qed_iwarp_init_devinfo()
79 dev->max_qp_resp_rd_atomic_resc = QED_IWARP_IRD_DEFAULT; in qed_iwarp_init_devinfo()
80 dev->max_qp_req_rd_atomic_resc = QED_IWARP_ORD_DEFAULT; in qed_iwarp_init_devinfo()
85 p_hwfn->rdma_prs_search_reg = PRS_REG_SEARCH_TCP; in qed_iwarp_init_hw()
86 qed_wr(p_hwfn, p_ptt, p_hwfn->rdma_prs_search_reg, 1); in qed_iwarp_init_hw()
87 p_hwfn->b_rdma_enabled_in_prs = true; in qed_iwarp_init_hw()
91 * syn processing and replacing a pre-allocated ep in the list. The second
96 cid -= qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto); in qed_iwarp_cid_cleaned()
98 spin_lock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_cid_cleaned()
101 qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->tcp_cid_map, in qed_iwarp_cid_cleaned()
104 qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid); in qed_iwarp_cid_cleaned()
106 spin_unlock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_cid_cleaned()
113 p_ramrod->iwarp.ll2_ooo_q_index = in qed_iwarp_init_fw_ramrod()
115 p_hwfn->p_rdma_info->iwarp.ll2_ooo_handle; in qed_iwarp_init_fw_ramrod()
117 p_ramrod->tcp.tx_sws_timer = cpu_to_le16(QED_TX_SWS_TIMER_DFLT); in qed_iwarp_init_fw_ramrod()
118 p_ramrod->tcp.two_msl_timer = cpu_to_le32(QED_TWO_MSL_TIMER_DFLT); in qed_iwarp_init_fw_ramrod()
119 p_ramrod->tcp.max_fin_rt = QED_IWARP_MAX_FIN_RT_DEFAULT; in qed_iwarp_init_fw_ramrod()
126 int rc; in qed_iwarp_alloc_cid() local
128 spin_lock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_alloc_cid()
129 rc = qed_rdma_bmap_alloc_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid); in qed_iwarp_alloc_cid()
130 spin_unlock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_alloc_cid()
131 if (rc) { in qed_iwarp_alloc_cid()
133 return rc; in qed_iwarp_alloc_cid()
135 *cid += qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto); in qed_iwarp_alloc_cid()
137 rc = qed_cxt_dynamic_ilt_alloc(p_hwfn, QED_ELEM_CXT, *cid); in qed_iwarp_alloc_cid()
138 if (rc) in qed_iwarp_alloc_cid()
141 return rc; in qed_iwarp_alloc_cid()
146 cid -= qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto); in qed_iwarp_set_tcp_cid()
148 spin_lock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_set_tcp_cid()
149 qed_bmap_set_id(p_hwfn, &p_hwfn->p_rdma_info->tcp_cid_map, cid); in qed_iwarp_set_tcp_cid()
150 spin_unlock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_set_tcp_cid()
160 int rc; in qed_iwarp_alloc_tcp_cid() local
162 spin_lock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_alloc_tcp_cid()
164 rc = qed_rdma_bmap_alloc_id(p_hwfn, in qed_iwarp_alloc_tcp_cid()
165 &p_hwfn->p_rdma_info->tcp_cid_map, cid); in qed_iwarp_alloc_tcp_cid()
167 spin_unlock_bh(&p_hwfn->p_rdma_info->lock); in qed_iwarp_alloc_tcp_cid()
169 if (rc) { in qed_iwarp_alloc_tcp_cid()
171 "can't allocate iwarp tcp cid max-count=%d\n", in qed_iwarp_alloc_tcp_cid()
172 p_hwfn->p_rdma_info->tcp_cid_map.max_count); in qed_iwarp_alloc_tcp_cid()
175 return rc; in qed_iwarp_alloc_tcp_cid()
179 p_hwfn->p_rdma_info->proto); in qed_iwarp_alloc_tcp_cid()
192 int rc; in qed_iwarp_create_qp() local
194 qp->shared_queue = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_create_qp()
196 &qp->shared_queue_phys_addr, in qed_iwarp_create_qp()
198 if (!qp->shared_queue) in qed_iwarp_create_qp()
199 return -ENOMEM; in qed_iwarp_create_qp()
201 out_params->sq_pbl_virt = (u8 *)qp->shared_queue + in qed_iwarp_create_qp()
203 out_params->sq_pbl_phys = qp->shared_queue_phys_addr + in qed_iwarp_create_qp()
205 out_params->rq_pbl_virt = (u8 *)qp->shared_queue + in qed_iwarp_create_qp()
207 out_params->rq_pbl_phys = qp->shared_queue_phys_addr + in qed_iwarp_create_qp()
210 rc = qed_iwarp_alloc_cid(p_hwfn, &cid); in qed_iwarp_create_qp()
211 if (rc) in qed_iwarp_create_qp()
214 qp->icid = (u16)cid; in qed_iwarp_create_qp()
217 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_create_qp()
218 init_data.cid = qp->icid; in qed_iwarp_create_qp()
221 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_create_qp()
224 if (rc) in qed_iwarp_create_qp()
227 p_ramrod = &p_ent->ramrod.iwarp_create_qp; in qed_iwarp_create_qp()
229 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
231 qp->fmr_and_reserved_lkey); in qed_iwarp_create_qp()
233 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
234 IWARP_CREATE_QP_RAMROD_DATA_SIGNALED_COMP, qp->signal_all); in qed_iwarp_create_qp()
236 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
238 qp->incoming_rdma_read_en); in qed_iwarp_create_qp()
240 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
242 qp->incoming_rdma_write_en); in qed_iwarp_create_qp()
244 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
246 qp->incoming_atomic_en); in qed_iwarp_create_qp()
248 SET_FIELD(p_ramrod->flags, in qed_iwarp_create_qp()
249 IWARP_CREATE_QP_RAMROD_DATA_SRQ_FLG, qp->use_srq); in qed_iwarp_create_qp()
251 p_ramrod->pd = cpu_to_le16(qp->pd); in qed_iwarp_create_qp()
252 p_ramrod->sq_num_pages = cpu_to_le16(qp->sq_num_pages); in qed_iwarp_create_qp()
253 p_ramrod->rq_num_pages = cpu_to_le16(qp->rq_num_pages); in qed_iwarp_create_qp()
255 p_ramrod->srq_id.srq_idx = cpu_to_le16(qp->srq_id); in qed_iwarp_create_qp()
256 p_ramrod->srq_id.opaque_fid = cpu_to_le16(p_hwfn->hw_info.opaque_fid); in qed_iwarp_create_qp()
257 p_ramrod->qp_handle_for_cqe.hi = qp->qp_handle.hi; in qed_iwarp_create_qp()
258 p_ramrod->qp_handle_for_cqe.lo = qp->qp_handle.lo; in qed_iwarp_create_qp()
260 p_ramrod->cq_cid_for_sq = in qed_iwarp_create_qp()
261 cpu_to_le32((p_hwfn->hw_info.opaque_fid << 16) | qp->sq_cq_id); in qed_iwarp_create_qp()
262 p_ramrod->cq_cid_for_rq = in qed_iwarp_create_qp()
263 cpu_to_le32((p_hwfn->hw_info.opaque_fid << 16) | qp->rq_cq_id); in qed_iwarp_create_qp()
265 p_ramrod->dpi = cpu_to_le16(qp->dpi); in qed_iwarp_create_qp()
268 p_ramrod->physical_q0 = cpu_to_le16(physical_queue); in qed_iwarp_create_qp()
270 p_ramrod->physical_q1 = cpu_to_le16(physical_queue); in qed_iwarp_create_qp()
272 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_create_qp()
273 if (rc) in qed_iwarp_create_qp()
276 return rc; in qed_iwarp_create_qp()
281 dma_free_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_create_qp()
283 qp->shared_queue, qp->shared_queue_phys_addr); in qed_iwarp_create_qp()
285 return rc; in qed_iwarp_create_qp()
294 int rc; in qed_iwarp_modify_fw() local
298 init_data.cid = qp->icid; in qed_iwarp_modify_fw()
299 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_modify_fw()
302 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_modify_fw()
304 p_hwfn->p_rdma_info->proto, &init_data); in qed_iwarp_modify_fw()
305 if (rc) in qed_iwarp_modify_fw()
306 return rc; in qed_iwarp_modify_fw()
308 p_ramrod = &p_ent->ramrod.iwarp_modify_qp; in qed_iwarp_modify_fw()
310 flags = le16_to_cpu(p_ramrod->flags); in qed_iwarp_modify_fw()
312 p_ramrod->flags = cpu_to_le16(flags); in qed_iwarp_modify_fw()
314 if (qp->iwarp_state == QED_IWARP_QP_STATE_CLOSING) in qed_iwarp_modify_fw()
319 p_ramrod->transition_to_state = cpu_to_le16(trans_to_state); in qed_iwarp_modify_fw()
321 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_modify_fw()
323 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x)rc=%d\n", qp->icid, rc); in qed_iwarp_modify_fw()
325 return rc; in qed_iwarp_modify_fw()
382 int rc = 0; in qed_iwarp_modify_qp() local
384 /* modify QP can be called from upper-layer or as a result of async in qed_iwarp_modify_qp()
387 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.qp_lock); in qed_iwarp_modify_qp()
388 prev_iw_state = qp->iwarp_state; in qed_iwarp_modify_qp()
391 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.qp_lock); in qed_iwarp_modify_qp()
399 qp->iwarp_state = QED_IWARP_QP_STATE_RTS; in qed_iwarp_modify_qp()
402 qp->iwarp_state = QED_IWARP_QP_STATE_ERROR; in qed_iwarp_modify_qp()
416 qp->iwarp_state = QED_IWARP_QP_STATE_CLOSING; in qed_iwarp_modify_qp()
421 qp->iwarp_state = QED_IWARP_QP_STATE_ERROR; in qed_iwarp_modify_qp()
431 qp->iwarp_state = new_state; in qed_iwarp_modify_qp()
437 rc = -EINVAL; in qed_iwarp_modify_qp()
442 qp->iwarp_state = new_state; in qed_iwarp_modify_qp()
448 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x) %s --> %s%s\n", in qed_iwarp_modify_qp()
449 qp->icid, in qed_iwarp_modify_qp()
451 iwarp_state_names[qp->iwarp_state], in qed_iwarp_modify_qp()
454 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.qp_lock); in qed_iwarp_modify_qp()
457 rc = qed_iwarp_modify_fw(p_hwfn, qp); in qed_iwarp_modify_qp()
459 return rc; in qed_iwarp_modify_qp()
466 int rc; in qed_iwarp_fw_destroy() local
470 init_data.cid = qp->icid; in qed_iwarp_fw_destroy()
471 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_fw_destroy()
474 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_fw_destroy()
476 p_hwfn->p_rdma_info->proto, &init_data); in qed_iwarp_fw_destroy()
477 if (rc) in qed_iwarp_fw_destroy()
478 return rc; in qed_iwarp_fw_destroy()
480 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_fw_destroy()
482 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x) rc = %d\n", qp->icid, rc); in qed_iwarp_fw_destroy()
484 return rc; in qed_iwarp_fw_destroy()
491 dma_free_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_destroy_ep()
492 sizeof(*ep->ep_buffer_virt), in qed_iwarp_destroy_ep()
493 ep->ep_buffer_virt, ep->ep_buffer_phys); in qed_iwarp_destroy_ep()
496 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_destroy_ep()
497 list_del(&ep->list_entry); in qed_iwarp_destroy_ep()
498 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_destroy_ep()
501 if (ep->qp) in qed_iwarp_destroy_ep()
502 ep->qp->ep = NULL; in qed_iwarp_destroy_ep()
509 struct qed_iwarp_ep *ep = qp->ep; in qed_iwarp_destroy_qp()
511 int rc = 0; in qed_iwarp_destroy_qp() local
513 if (qp->iwarp_state != QED_IWARP_QP_STATE_ERROR) { in qed_iwarp_destroy_qp()
514 rc = qed_iwarp_modify_qp(p_hwfn, qp, in qed_iwarp_destroy_qp()
516 if (rc) in qed_iwarp_destroy_qp()
517 return rc; in qed_iwarp_destroy_qp()
522 while (READ_ONCE(ep->state) != QED_IWARP_EP_CLOSED && in qed_iwarp_destroy_qp()
526 if (ep->state != QED_IWARP_EP_CLOSED) in qed_iwarp_destroy_qp()
527 DP_NOTICE(p_hwfn, "ep state close timeout state=%x\n", in qed_iwarp_destroy_qp()
528 ep->state); in qed_iwarp_destroy_qp()
533 rc = qed_iwarp_fw_destroy(p_hwfn, qp); in qed_iwarp_destroy_qp()
535 if (qp->shared_queue) in qed_iwarp_destroy_qp()
536 dma_free_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_destroy_qp()
538 qp->shared_queue, qp->shared_queue_phys_addr); in qed_iwarp_destroy_qp()
540 return rc; in qed_iwarp_destroy_qp()
547 int rc; in qed_iwarp_create_ep() local
551 return -ENOMEM; in qed_iwarp_create_ep()
553 ep->state = QED_IWARP_EP_INIT; in qed_iwarp_create_ep()
555 ep->ep_buffer_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_create_ep()
556 sizeof(*ep->ep_buffer_virt), in qed_iwarp_create_ep()
557 &ep->ep_buffer_phys, in qed_iwarp_create_ep()
559 if (!ep->ep_buffer_virt) { in qed_iwarp_create_ep()
560 rc = -ENOMEM; in qed_iwarp_create_ep()
564 ep->sig = QED_EP_SIG; in qed_iwarp_create_ep()
572 return rc; in qed_iwarp_create_ep()
579 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "local_mac=%x %x %x, remote_mac=%x %x %x\n", in qed_iwarp_print_tcp_ramrod()
580 p_tcp_ramrod->tcp.local_mac_addr_lo, in qed_iwarp_print_tcp_ramrod()
581 p_tcp_ramrod->tcp.local_mac_addr_mid, in qed_iwarp_print_tcp_ramrod()
582 p_tcp_ramrod->tcp.local_mac_addr_hi, in qed_iwarp_print_tcp_ramrod()
583 p_tcp_ramrod->tcp.remote_mac_addr_lo, in qed_iwarp_print_tcp_ramrod()
584 p_tcp_ramrod->tcp.remote_mac_addr_mid, in qed_iwarp_print_tcp_ramrod()
585 p_tcp_ramrod->tcp.remote_mac_addr_hi); in qed_iwarp_print_tcp_ramrod()
587 if (p_tcp_ramrod->tcp.ip_version == TCP_IPV4) { in qed_iwarp_print_tcp_ramrod()
589 "local_ip=%pI4h:%x, remote_ip=%pI4h:%x, vlan=%x\n", in qed_iwarp_print_tcp_ramrod()
590 p_tcp_ramrod->tcp.local_ip, in qed_iwarp_print_tcp_ramrod()
591 p_tcp_ramrod->tcp.local_port, in qed_iwarp_print_tcp_ramrod()
592 p_tcp_ramrod->tcp.remote_ip, in qed_iwarp_print_tcp_ramrod()
593 p_tcp_ramrod->tcp.remote_port, in qed_iwarp_print_tcp_ramrod()
594 p_tcp_ramrod->tcp.vlan_id); in qed_iwarp_print_tcp_ramrod()
597 "local_ip=%pI6:%x, remote_ip=%pI6:%x, vlan=%x\n", in qed_iwarp_print_tcp_ramrod()
598 p_tcp_ramrod->tcp.local_ip, in qed_iwarp_print_tcp_ramrod()
599 p_tcp_ramrod->tcp.local_port, in qed_iwarp_print_tcp_ramrod()
600 p_tcp_ramrod->tcp.remote_ip, in qed_iwarp_print_tcp_ramrod()
601 p_tcp_ramrod->tcp.remote_port, in qed_iwarp_print_tcp_ramrod()
602 p_tcp_ramrod->tcp.vlan_id); in qed_iwarp_print_tcp_ramrod()
606 "flow_label=%x, ttl=%x, tos_or_tc=%x, mss=%x, rcv_wnd_scale=%x, connect_mode=%x, flags=%x\n", in qed_iwarp_print_tcp_ramrod()
607 p_tcp_ramrod->tcp.flow_label, in qed_iwarp_print_tcp_ramrod()
608 p_tcp_ramrod->tcp.ttl, in qed_iwarp_print_tcp_ramrod()
609 p_tcp_ramrod->tcp.tos_or_tc, in qed_iwarp_print_tcp_ramrod()
610 p_tcp_ramrod->tcp.mss, in qed_iwarp_print_tcp_ramrod()
611 p_tcp_ramrod->tcp.rcv_wnd_scale, in qed_iwarp_print_tcp_ramrod()
612 p_tcp_ramrod->tcp.connect_mode, in qed_iwarp_print_tcp_ramrod()
613 p_tcp_ramrod->tcp.flags); in qed_iwarp_print_tcp_ramrod()
615 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "syn_ip_payload_length=%x, lo=%x, hi=%x\n", in qed_iwarp_print_tcp_ramrod()
616 p_tcp_ramrod->tcp.syn_ip_payload_length, in qed_iwarp_print_tcp_ramrod()
617 p_tcp_ramrod->tcp.syn_phy_addr_lo, in qed_iwarp_print_tcp_ramrod()
618 p_tcp_ramrod->tcp.syn_phy_addr_hi); in qed_iwarp_print_tcp_ramrod()
624 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_tcp_offload()
634 int rc; in qed_iwarp_tcp_offload() local
638 init_data.cid = ep->tcp_cid; in qed_iwarp_tcp_offload()
639 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_tcp_offload()
640 if (ep->connect_mode == TCP_CONNECT_PASSIVE) in qed_iwarp_tcp_offload()
645 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_tcp_offload()
648 if (rc) in qed_iwarp_tcp_offload()
649 return rc; in qed_iwarp_tcp_offload()
651 p_tcp_ramrod = &p_ent->ramrod.iwarp_tcp_offload; in qed_iwarp_tcp_offload()
653 in_pdata_phys = ep->ep_buffer_phys + in qed_iwarp_tcp_offload()
655 DMA_REGPAIR_LE(p_tcp_ramrod->iwarp.incoming_ulp_buffer.addr, in qed_iwarp_tcp_offload()
658 p_tcp_ramrod->iwarp.incoming_ulp_buffer.len = in qed_iwarp_tcp_offload()
659 cpu_to_le16(sizeof(ep->ep_buffer_virt->in_pdata)); in qed_iwarp_tcp_offload()
661 async_output_phys = ep->ep_buffer_phys + in qed_iwarp_tcp_offload()
663 DMA_REGPAIR_LE(p_tcp_ramrod->iwarp.async_eqe_output_buf, in qed_iwarp_tcp_offload()
666 p_tcp_ramrod->iwarp.handle_for_async.hi = cpu_to_le32(PTR_HI(ep)); in qed_iwarp_tcp_offload()
667 p_tcp_ramrod->iwarp.handle_for_async.lo = cpu_to_le32(PTR_LO(ep)); in qed_iwarp_tcp_offload()
670 p_tcp_ramrod->iwarp.physical_q0 = cpu_to_le16(physical_q); in qed_iwarp_tcp_offload()
672 p_tcp_ramrod->iwarp.physical_q1 = cpu_to_le16(physical_q); in qed_iwarp_tcp_offload()
673 p_tcp_ramrod->iwarp.mpa_mode = iwarp_info->mpa_rev; in qed_iwarp_tcp_offload()
675 tcp = &p_tcp_ramrod->tcp; in qed_iwarp_tcp_offload()
676 qed_set_fw_mac_addr(&tcp->remote_mac_addr_hi, in qed_iwarp_tcp_offload()
677 &tcp->remote_mac_addr_mid, in qed_iwarp_tcp_offload()
678 &tcp->remote_mac_addr_lo, ep->remote_mac_addr); in qed_iwarp_tcp_offload()
679 qed_set_fw_mac_addr(&tcp->local_mac_addr_hi, &tcp->local_mac_addr_mid, in qed_iwarp_tcp_offload()
680 &tcp->local_mac_addr_lo, ep->local_mac_addr); in qed_iwarp_tcp_offload()
682 tcp->vlan_id = cpu_to_le16(ep->cm_info.vlan); in qed_iwarp_tcp_offload()
684 tcp_flags = p_hwfn->p_rdma_info->iwarp.tcp_flags; in qed_iwarp_tcp_offload()
692 tcp->flags = cpu_to_le16(flags); in qed_iwarp_tcp_offload()
693 tcp->ip_version = ep->cm_info.ip_version; in qed_iwarp_tcp_offload()
696 tcp->remote_ip[i] = cpu_to_le32(ep->cm_info.remote_ip[i]); in qed_iwarp_tcp_offload()
697 tcp->local_ip[i] = cpu_to_le32(ep->cm_info.local_ip[i]); in qed_iwarp_tcp_offload()
700 tcp->remote_port = cpu_to_le16(ep->cm_info.remote_port); in qed_iwarp_tcp_offload()
701 tcp->local_port = cpu_to_le16(ep->cm_info.local_port); in qed_iwarp_tcp_offload()
702 tcp->mss = cpu_to_le16(ep->mss); in qed_iwarp_tcp_offload()
703 tcp->flow_label = 0; in qed_iwarp_tcp_offload()
704 tcp->ttl = 0x40; in qed_iwarp_tcp_offload()
705 tcp->tos_or_tc = 0; in qed_iwarp_tcp_offload()
707 tcp->max_rt_time = QED_IWARP_DEF_MAX_RT_TIME; in qed_iwarp_tcp_offload()
708 tcp->cwnd = cpu_to_le32(QED_IWARP_DEF_CWND_FACTOR * ep->mss); in qed_iwarp_tcp_offload()
709 tcp->ka_max_probe_cnt = QED_IWARP_DEF_KA_MAX_PROBE_CNT; in qed_iwarp_tcp_offload()
710 tcp->ka_timeout = cpu_to_le32(QED_IWARP_DEF_KA_TIMEOUT); in qed_iwarp_tcp_offload()
711 tcp->ka_interval = cpu_to_le32(QED_IWARP_DEF_KA_INTERVAL); in qed_iwarp_tcp_offload()
713 tcp->rcv_wnd_scale = (u8)p_hwfn->p_rdma_info->iwarp.rcv_wnd_scale; in qed_iwarp_tcp_offload()
714 tcp->connect_mode = ep->connect_mode; in qed_iwarp_tcp_offload()
716 if (ep->connect_mode == TCP_CONNECT_PASSIVE) { in qed_iwarp_tcp_offload()
717 tcp->syn_ip_payload_length = in qed_iwarp_tcp_offload()
718 cpu_to_le16(ep->syn_ip_payload_length); in qed_iwarp_tcp_offload()
719 tcp->syn_phy_addr_hi = DMA_HI_LE(ep->syn_phy_addr); in qed_iwarp_tcp_offload()
720 tcp->syn_phy_addr_lo = DMA_LO_LE(ep->syn_phy_addr); in qed_iwarp_tcp_offload()
725 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_tcp_offload()
728 "EP(0x%x) Offload completed rc=%d\n", ep->tcp_cid, rc); in qed_iwarp_tcp_offload()
730 return rc; in qed_iwarp_tcp_offload()
736 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_mpa_received()
745 async_data = &ep->ep_buffer_virt->async_output; in qed_iwarp_mpa_received()
747 mpa_rev = async_data->mpa_request.mpa_handshake_mode; in qed_iwarp_mpa_received()
749 "private_data_len=%x handshake_mode=%x private_data=(%x)\n", in qed_iwarp_mpa_received()
750 async_data->mpa_request.ulp_data_len, in qed_iwarp_mpa_received()
751 mpa_rev, *((u32 *)(ep->ep_buffer_virt->in_pdata))); in qed_iwarp_mpa_received()
755 mpa_v2 = (struct mpa_v2_hdr *)ep->ep_buffer_virt->in_pdata; in qed_iwarp_mpa_received()
758 mpa_ord = ntohs(mpa_v2->ord); in qed_iwarp_mpa_received()
759 mpa_ird = ntohs(mpa_v2->ird); in qed_iwarp_mpa_received()
764 ep->cm_info.ord = (u8)min_t(u16, in qed_iwarp_mpa_received()
768 ep->cm_info.ird = (u8)min_t(u16, in qed_iwarp_mpa_received()
773 ep->rtr_type = MPA_RTR_TYPE_NONE; in qed_iwarp_mpa_received()
776 ep->rtr_type |= MPA_RTR_TYPE_ZERO_WRITE; in qed_iwarp_mpa_received()
779 ep->rtr_type |= MPA_RTR_TYPE_ZERO_READ; in qed_iwarp_mpa_received()
782 ep->rtr_type |= MPA_RTR_TYPE_ZERO_SEND; in qed_iwarp_mpa_received()
784 ep->rtr_type &= iwarp_info->rtr_type; in qed_iwarp_mpa_received()
787 if (ep->rtr_type == MPA_RTR_TYPE_NONE) in qed_iwarp_mpa_received()
788 ep->rtr_type = iwarp_info->rtr_type; in qed_iwarp_mpa_received()
791 ep->mpa_rev = MPA_NEGOTIATION_TYPE_ENHANCED; in qed_iwarp_mpa_received()
793 ep->cm_info.ord = QED_IWARP_ORD_DEFAULT; in qed_iwarp_mpa_received()
794 ep->cm_info.ird = QED_IWARP_IRD_DEFAULT; in qed_iwarp_mpa_received()
795 ep->mpa_rev = MPA_NEGOTIATION_TYPE_BASIC; in qed_iwarp_mpa_received()
799 "MPA_NEGOTIATE (v%d): ORD: 0x%x IRD: 0x%x rtr:0x%x ulp_data_len = %x mpa_hdr_size = %x\n", in qed_iwarp_mpa_received()
800 mpa_rev, ep->cm_info.ord, ep->cm_info.ird, ep->rtr_type, in qed_iwarp_mpa_received()
801 async_data->mpa_request.ulp_data_len, mpa_hdr_size); in qed_iwarp_mpa_received()
804 ep->cm_info.private_data = ep->ep_buffer_virt->in_pdata + mpa_hdr_size; in qed_iwarp_mpa_received()
806 ulp_data_len = le16_to_cpu(async_data->mpa_request.ulp_data_len); in qed_iwarp_mpa_received()
807 ep->cm_info.private_data_len = ulp_data_len - mpa_hdr_size; in qed_iwarp_mpa_received()
810 params.cm_info = &ep->cm_info; in qed_iwarp_mpa_received()
814 ep->state = QED_IWARP_EP_MPA_REQ_RCVD; in qed_iwarp_mpa_received()
815 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_mpa_received()
832 int rc; in qed_iwarp_mpa_offload() local
835 return -EINVAL; in qed_iwarp_mpa_offload()
837 qp = ep->qp; in qed_iwarp_mpa_offload()
841 init_data.cid = reject ? ep->tcp_cid : qp->icid; in qed_iwarp_mpa_offload()
842 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_mpa_offload()
844 if (ep->connect_mode == TCP_CONNECT_ACTIVE) in qed_iwarp_mpa_offload()
849 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_mpa_offload()
852 if (rc) in qed_iwarp_mpa_offload()
853 return rc; in qed_iwarp_mpa_offload()
855 p_mpa_ramrod = &p_ent->ramrod.iwarp_mpa_offload; in qed_iwarp_mpa_offload()
856 common = &p_mpa_ramrod->common; in qed_iwarp_mpa_offload()
858 out_pdata_phys = ep->ep_buffer_phys + in qed_iwarp_mpa_offload()
860 DMA_REGPAIR_LE(common->outgoing_ulp_buffer.addr, out_pdata_phys); in qed_iwarp_mpa_offload()
862 val = ep->cm_info.private_data_len; in qed_iwarp_mpa_offload()
863 common->outgoing_ulp_buffer.len = cpu_to_le16(val); in qed_iwarp_mpa_offload()
864 common->crc_needed = p_hwfn->p_rdma_info->iwarp.crc_needed; in qed_iwarp_mpa_offload()
866 common->out_rq.ord = cpu_to_le32(ep->cm_info.ord); in qed_iwarp_mpa_offload()
867 common->out_rq.ird = cpu_to_le32(ep->cm_info.ird); in qed_iwarp_mpa_offload()
869 val = p_hwfn->hw_info.opaque_fid << 16 | ep->tcp_cid; in qed_iwarp_mpa_offload()
870 p_mpa_ramrod->tcp_cid = cpu_to_le32(val); in qed_iwarp_mpa_offload()
872 in_pdata_phys = ep->ep_buffer_phys + in qed_iwarp_mpa_offload()
874 p_mpa_ramrod->tcp_connect_side = ep->connect_mode; in qed_iwarp_mpa_offload()
875 DMA_REGPAIR_LE(p_mpa_ramrod->incoming_ulp_buffer.addr, in qed_iwarp_mpa_offload()
877 p_mpa_ramrod->incoming_ulp_buffer.len = in qed_iwarp_mpa_offload()
878 cpu_to_le16(sizeof(ep->ep_buffer_virt->in_pdata)); in qed_iwarp_mpa_offload()
879 async_output_phys = ep->ep_buffer_phys + in qed_iwarp_mpa_offload()
881 DMA_REGPAIR_LE(p_mpa_ramrod->async_eqe_output_buf, in qed_iwarp_mpa_offload()
883 p_mpa_ramrod->handle_for_async.hi = cpu_to_le32(PTR_HI(ep)); in qed_iwarp_mpa_offload()
884 p_mpa_ramrod->handle_for_async.lo = cpu_to_le32(PTR_LO(ep)); in qed_iwarp_mpa_offload()
887 DMA_REGPAIR_LE(p_mpa_ramrod->shared_queue_addr, in qed_iwarp_mpa_offload()
888 qp->shared_queue_phys_addr); in qed_iwarp_mpa_offload()
889 p_mpa_ramrod->stats_counter_id = in qed_iwarp_mpa_offload()
890 RESC_START(p_hwfn, QED_RDMA_STATS_QUEUE) + qp->stats_queue; in qed_iwarp_mpa_offload()
892 common->reject = 1; in qed_iwarp_mpa_offload()
895 iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_mpa_offload()
896 p_mpa_ramrod->rcv_wnd = cpu_to_le16(iwarp_info->rcv_wnd_size); in qed_iwarp_mpa_offload()
897 p_mpa_ramrod->mode = ep->mpa_rev; in qed_iwarp_mpa_offload()
898 SET_FIELD(p_mpa_ramrod->rtr_pref, in qed_iwarp_mpa_offload()
899 IWARP_MPA_OFFLOAD_RAMROD_DATA_RTR_SUPPORTED, ep->rtr_type); in qed_iwarp_mpa_offload()
901 ep->state = QED_IWARP_EP_MPA_OFFLOADED; in qed_iwarp_mpa_offload()
902 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_mpa_offload()
904 ep->cid = qp->icid; /* Now they're migrated. */ in qed_iwarp_mpa_offload()
908 "QP(0x%x) EP(0x%x) MPA Offload rc = %d IRD=0x%x ORD=0x%x rtr_type=%d mpa_rev=%d reject=%d\n", in qed_iwarp_mpa_offload()
909 reject ? 0xffff : qp->icid, in qed_iwarp_mpa_offload()
910 ep->tcp_cid, in qed_iwarp_mpa_offload()
911 rc, in qed_iwarp_mpa_offload()
912 ep->cm_info.ird, in qed_iwarp_mpa_offload()
913 ep->cm_info.ord, ep->rtr_type, ep->mpa_rev, reject); in qed_iwarp_mpa_offload()
914 return rc; in qed_iwarp_mpa_offload()
920 ep->state = QED_IWARP_EP_INIT; in qed_iwarp_return_ep()
921 if (ep->qp) in qed_iwarp_return_ep()
922 ep->qp->ep = NULL; in qed_iwarp_return_ep()
923 ep->qp = NULL; in qed_iwarp_return_ep()
924 memset(&ep->cm_info, 0, sizeof(ep->cm_info)); in qed_iwarp_return_ep()
926 if (ep->tcp_cid == QED_IWARP_INVALID_TCP_CID) { in qed_iwarp_return_ep()
930 qed_iwarp_alloc_tcp_cid(p_hwfn, &ep->tcp_cid); in qed_iwarp_return_ep()
932 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_return_ep()
934 list_move_tail(&ep->list_entry, in qed_iwarp_return_ep()
935 &p_hwfn->p_rdma_info->iwarp.ep_free_list); in qed_iwarp_return_ep()
937 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_return_ep()
949 if (MPA_REV2(p_hwfn->p_rdma_info->iwarp.mpa_rev)) { in qed_iwarp_parse_private_data()
951 (struct mpa_v2_hdr *)(ep->ep_buffer_virt->in_pdata); in qed_iwarp_parse_private_data()
953 mpa_ird = ntohs(mpa_v2_params->ird); in qed_iwarp_parse_private_data()
954 mpa_ord = ntohs(mpa_v2_params->ord); in qed_iwarp_parse_private_data()
956 ep->cm_info.ird = (u8)(mpa_ord & MPA_V2_IRD_ORD_MASK); in qed_iwarp_parse_private_data()
957 ep->cm_info.ord = (u8)(mpa_ird & MPA_V2_IRD_ORD_MASK); in qed_iwarp_parse_private_data()
960 async_data = &ep->ep_buffer_virt->async_output; in qed_iwarp_parse_private_data()
961 ep->cm_info.private_data = ep->ep_buffer_virt->in_pdata + mpa_data_size; in qed_iwarp_parse_private_data()
963 ulp_data_len = le16_to_cpu(async_data->mpa_response.ulp_data_len); in qed_iwarp_parse_private_data()
964 ep->cm_info.private_data_len = ulp_data_len - mpa_data_size; in qed_iwarp_parse_private_data()
972 if (ep->connect_mode == TCP_CONNECT_PASSIVE) { in qed_iwarp_mpa_reply_arrived()
983 "MPA_NEGOTIATE (v%d): ORD: 0x%x IRD: 0x%x\n", in qed_iwarp_mpa_reply_arrived()
984 ep->mpa_rev, ep->cm_info.ord, ep->cm_info.ird); in qed_iwarp_mpa_reply_arrived()
986 params.cm_info = &ep->cm_info; in qed_iwarp_mpa_reply_arrived()
990 ep->mpa_reply_processed = true; in qed_iwarp_mpa_reply_arrived()
992 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_mpa_reply_arrived()
996 ((ep)->connect_mode == TCP_CONNECT_PASSIVE) ? "Passive" : "Active"
1007 if (ep->connect_mode == TCP_CONNECT_ACTIVE) in qed_iwarp_mpa_complete()
1012 if (ep->connect_mode == TCP_CONNECT_ACTIVE && !ep->mpa_reply_processed) in qed_iwarp_mpa_complete()
1016 "MPA_NEGOTIATE (v%d): ORD: 0x%x IRD: 0x%x\n", in qed_iwarp_mpa_complete()
1017 ep->mpa_rev, ep->cm_info.ord, ep->cm_info.ird); in qed_iwarp_mpa_complete()
1019 params.cm_info = &ep->cm_info; in qed_iwarp_mpa_complete()
1025 ep->qp->max_rd_atomic_req = ep->cm_info.ord; in qed_iwarp_mpa_complete()
1026 ep->qp->max_rd_atomic_resp = ep->cm_info.ird; in qed_iwarp_mpa_complete()
1027 qed_iwarp_modify_qp(p_hwfn, ep->qp, QED_IWARP_QP_STATE_RTS, 1); in qed_iwarp_mpa_complete()
1028 ep->state = QED_IWARP_EP_ESTABLISHED; in qed_iwarp_mpa_complete()
1032 DP_NOTICE(p_hwfn, "%s(0x%x) MPA timeout\n", in qed_iwarp_mpa_complete()
1033 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1034 params.status = -EBUSY; in qed_iwarp_mpa_complete()
1037 DP_NOTICE(p_hwfn, "%s(0x%x) MPA Reject\n", in qed_iwarp_mpa_complete()
1038 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1039 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1042 DP_NOTICE(p_hwfn, "%s(0x%x) MPA reset(tcp cid: 0x%x)\n", in qed_iwarp_mpa_complete()
1043 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid, in qed_iwarp_mpa_complete()
1044 ep->tcp_cid); in qed_iwarp_mpa_complete()
1045 params.status = -ECONNRESET; in qed_iwarp_mpa_complete()
1048 DP_NOTICE(p_hwfn, "%s(0x%x) MPA received FIN\n", in qed_iwarp_mpa_complete()
1049 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1050 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1053 DP_NOTICE(p_hwfn, "%s(0x%x) MPA insufficient ird\n", in qed_iwarp_mpa_complete()
1054 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1055 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1058 DP_NOTICE(p_hwfn, "%s(0x%x) MPA RTR MISMATCH\n", in qed_iwarp_mpa_complete()
1059 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1060 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1063 DP_NOTICE(p_hwfn, "%s(0x%x) MPA Invalid Packet\n", in qed_iwarp_mpa_complete()
1064 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1065 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1068 DP_NOTICE(p_hwfn, "%s(0x%x) MPA Local Error\n", in qed_iwarp_mpa_complete()
1069 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1070 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1073 DP_NOTICE(p_hwfn, "%s(0x%x) MPA TERMINATE\n", in qed_iwarp_mpa_complete()
1074 QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid); in qed_iwarp_mpa_complete()
1075 params.status = -ECONNREFUSED; in qed_iwarp_mpa_complete()
1078 params.status = -ECONNRESET; in qed_iwarp_mpa_complete()
1084 smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); in qed_iwarp_mpa_complete()
1086 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_mpa_complete()
1094 ep->tcp_cid = QED_IWARP_INVALID_TCP_CID; in qed_iwarp_mpa_complete()
1095 if ((ep->connect_mode == TCP_CONNECT_PASSIVE) && in qed_iwarp_mpa_complete()
1096 (!ep->qp)) { /* Rejected */ in qed_iwarp_mpa_complete()
1099 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_mpa_complete()
1100 list_del(&ep->list_entry); in qed_iwarp_mpa_complete()
1101 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_mpa_complete()
1114 if (MPA_REV2(ep->mpa_rev)) { in qed_iwarp_mpa_v2_set_private()
1116 (struct mpa_v2_hdr *)ep->ep_buffer_virt->out_pdata; in qed_iwarp_mpa_v2_set_private()
1119 mpa_ird = (u16)ep->cm_info.ird; in qed_iwarp_mpa_v2_set_private()
1120 mpa_ord = (u16)ep->cm_info.ord; in qed_iwarp_mpa_v2_set_private()
1122 if (ep->rtr_type != MPA_RTR_TYPE_NONE) { in qed_iwarp_mpa_v2_set_private()
1125 if (ep->rtr_type & MPA_RTR_TYPE_ZERO_SEND) in qed_iwarp_mpa_v2_set_private()
1128 if (ep->rtr_type & MPA_RTR_TYPE_ZERO_WRITE) in qed_iwarp_mpa_v2_set_private()
1131 if (ep->rtr_type & MPA_RTR_TYPE_ZERO_READ) in qed_iwarp_mpa_v2_set_private()
1135 mpa_v2_params->ird = htons(mpa_ird); in qed_iwarp_mpa_v2_set_private()
1136 mpa_v2_params->ord = htons(mpa_ord); in qed_iwarp_mpa_v2_set_private()
1140 …"MPA_NEGOTIATE Header: [%x ord:%x ird] %x ord:%x ird:%x peer2peer:%x rtr_send:%x rtr_write:%x rtr_… in qed_iwarp_mpa_v2_set_private()
1141 mpa_v2_params->ird, in qed_iwarp_mpa_v2_set_private()
1142 mpa_v2_params->ord, in qed_iwarp_mpa_v2_set_private()
1162 int rc; in qed_iwarp_connect() local
1164 if ((iparams->cm_info.ord > QED_IWARP_ORD_DEFAULT) || in qed_iwarp_connect()
1165 (iparams->cm_info.ird > QED_IWARP_IRD_DEFAULT)) { in qed_iwarp_connect()
1167 "QP(0x%x) ERROR: Invalid ord(0x%x)/ird(0x%x)\n", in qed_iwarp_connect()
1168 iparams->qp->icid, iparams->cm_info.ord, in qed_iwarp_connect()
1169 iparams->cm_info.ird); in qed_iwarp_connect()
1171 return -EINVAL; in qed_iwarp_connect()
1174 iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_connect()
1177 rc = qed_iwarp_alloc_cid(p_hwfn, &cid); in qed_iwarp_connect()
1178 if (rc) in qed_iwarp_connect()
1179 return rc; in qed_iwarp_connect()
1181 rc = qed_iwarp_create_ep(p_hwfn, &ep); in qed_iwarp_connect()
1182 if (rc) in qed_iwarp_connect()
1185 ep->tcp_cid = cid; in qed_iwarp_connect()
1187 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_connect()
1188 list_add_tail(&ep->list_entry, &p_hwfn->p_rdma_info->iwarp.ep_list); in qed_iwarp_connect()
1189 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_connect()
1191 ep->qp = iparams->qp; in qed_iwarp_connect()
1192 ep->qp->ep = ep; in qed_iwarp_connect()
1193 ether_addr_copy(ep->remote_mac_addr, iparams->remote_mac_addr); in qed_iwarp_connect()
1194 ether_addr_copy(ep->local_mac_addr, iparams->local_mac_addr); in qed_iwarp_connect()
1195 memcpy(&ep->cm_info, &iparams->cm_info, sizeof(ep->cm_info)); in qed_iwarp_connect()
1197 ep->cm_info.ord = iparams->cm_info.ord; in qed_iwarp_connect()
1198 ep->cm_info.ird = iparams->cm_info.ird; in qed_iwarp_connect()
1200 ep->rtr_type = iwarp_info->rtr_type; in qed_iwarp_connect()
1201 if (!iwarp_info->peer2peer) in qed_iwarp_connect()
1202 ep->rtr_type = MPA_RTR_TYPE_NONE; in qed_iwarp_connect()
1204 if ((ep->rtr_type & MPA_RTR_TYPE_ZERO_READ) && (ep->cm_info.ord == 0)) in qed_iwarp_connect()
1205 ep->cm_info.ord = 1; in qed_iwarp_connect()
1207 ep->mpa_rev = iwarp_info->mpa_rev; in qed_iwarp_connect()
1211 ep->cm_info.private_data = ep->ep_buffer_virt->out_pdata; in qed_iwarp_connect()
1212 ep->cm_info.private_data_len = iparams->cm_info.private_data_len + in qed_iwarp_connect()
1215 memcpy((u8 *)ep->ep_buffer_virt->out_pdata + mpa_data_size, in qed_iwarp_connect()
1216 iparams->cm_info.private_data, in qed_iwarp_connect()
1217 iparams->cm_info.private_data_len); in qed_iwarp_connect()
1219 ep->mss = iparams->mss; in qed_iwarp_connect()
1220 ep->mss = min_t(u16, QED_IWARP_MAX_FW_MSS, ep->mss); in qed_iwarp_connect()
1222 ep->event_cb = iparams->event_cb; in qed_iwarp_connect()
1223 ep->cb_context = iparams->cb_context; in qed_iwarp_connect()
1224 ep->connect_mode = TCP_CONNECT_ACTIVE; in qed_iwarp_connect()
1226 oparams->ep_context = ep; in qed_iwarp_connect()
1228 rc = qed_iwarp_tcp_offload(p_hwfn, ep); in qed_iwarp_connect()
1230 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x) EP(0x%x) rc = %d\n", in qed_iwarp_connect()
1231 iparams->qp->icid, ep->tcp_cid, rc); in qed_iwarp_connect()
1233 if (rc) { in qed_iwarp_connect()
1238 return rc; in qed_iwarp_connect()
1242 return rc; in qed_iwarp_connect()
1248 int rc; in qed_iwarp_get_free_ep() local
1250 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_get_free_ep()
1252 if (list_empty(&p_hwfn->p_rdma_info->iwarp.ep_free_list)) { in qed_iwarp_get_free_ep()
1257 ep = list_first_entry(&p_hwfn->p_rdma_info->iwarp.ep_free_list, in qed_iwarp_get_free_ep()
1263 if (ep->tcp_cid == QED_IWARP_INVALID_TCP_CID) { in qed_iwarp_get_free_ep()
1264 rc = qed_iwarp_alloc_tcp_cid(p_hwfn, &ep->tcp_cid); in qed_iwarp_get_free_ep()
1270 if (rc) { in qed_iwarp_get_free_ep()
1271 ep->tcp_cid = QED_IWARP_INVALID_TCP_CID; in qed_iwarp_get_free_ep()
1277 list_del(&ep->list_entry); in qed_iwarp_get_free_ep()
1280 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_get_free_ep()
1298 weight = bitmap_weight(bmap->bitmap, bmap->max_count); in qed_iwarp_wait_cid_map_cleared()
1303 * immediately reset without receiving a per-cid indication in qed_iwarp_wait_cid_map_cleared()
1307 if (p_hwfn->cdev->recov_in_prog) in qed_iwarp_wait_cid_map_cleared()
1312 weight = bitmap_weight(bmap->bitmap, bmap->max_count); in qed_iwarp_wait_cid_map_cleared()
1324 bmap->name, weight); in qed_iwarp_wait_cid_map_cleared()
1325 return -EBUSY; in qed_iwarp_wait_cid_map_cleared()
1333 int rc; in qed_iwarp_wait_for_all_cids() local
1336 rc = qed_iwarp_wait_cid_map_cleared(p_hwfn, in qed_iwarp_wait_for_all_cids()
1337 &p_hwfn->p_rdma_info->tcp_cid_map); in qed_iwarp_wait_for_all_cids()
1338 if (rc) in qed_iwarp_wait_for_all_cids()
1339 return rc; in qed_iwarp_wait_for_all_cids()
1343 qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, i); in qed_iwarp_wait_for_all_cids()
1347 &p_hwfn->p_rdma_info->cid_map); in qed_iwarp_wait_for_all_cids()
1354 while (!list_empty(&p_hwfn->p_rdma_info->iwarp.ep_free_list)) { in qed_iwarp_free_prealloc_ep()
1355 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_free_prealloc_ep()
1357 ep = list_first_entry(&p_hwfn->p_rdma_info->iwarp.ep_free_list, in qed_iwarp_free_prealloc_ep()
1361 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_free_prealloc_ep()
1364 list_del(&ep->list_entry); in qed_iwarp_free_prealloc_ep()
1366 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_free_prealloc_ep()
1368 if (ep->tcp_cid != QED_IWARP_INVALID_TCP_CID) in qed_iwarp_free_prealloc_ep()
1369 qed_iwarp_cid_cleaned(p_hwfn, ep->tcp_cid); in qed_iwarp_free_prealloc_ep()
1378 int rc = 0; in qed_iwarp_prealloc_ep() local
1385 rc = qed_iwarp_create_ep(p_hwfn, &ep); in qed_iwarp_prealloc_ep()
1386 if (rc) in qed_iwarp_prealloc_ep()
1387 return rc; in qed_iwarp_prealloc_ep()
1393 rc = qed_iwarp_alloc_cid(p_hwfn, &cid); in qed_iwarp_prealloc_ep()
1394 if (rc) in qed_iwarp_prealloc_ep()
1405 ep->tcp_cid = cid; in qed_iwarp_prealloc_ep()
1407 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_prealloc_ep()
1408 list_add_tail(&ep->list_entry, in qed_iwarp_prealloc_ep()
1409 &p_hwfn->p_rdma_info->iwarp.ep_free_list); in qed_iwarp_prealloc_ep()
1410 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_prealloc_ep()
1413 return rc; in qed_iwarp_prealloc_ep()
1418 return rc; in qed_iwarp_prealloc_ep()
1423 int rc; in qed_iwarp_alloc() local
1427 * pre-acquired and doesn't require dynamic allocation of ilt in qed_iwarp_alloc()
1429 rc = qed_rdma_bmap_alloc(p_hwfn, &p_hwfn->p_rdma_info->tcp_cid_map, in qed_iwarp_alloc()
1431 if (rc) { in qed_iwarp_alloc()
1433 "Failed to allocate tcp cid, rc = %d\n", rc); in qed_iwarp_alloc()
1434 return rc; in qed_iwarp_alloc()
1437 INIT_LIST_HEAD(&p_hwfn->p_rdma_info->iwarp.ep_free_list); in qed_iwarp_alloc()
1438 spin_lock_init(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_alloc()
1440 rc = qed_iwarp_prealloc_ep(p_hwfn, true); in qed_iwarp_alloc()
1441 if (rc) in qed_iwarp_alloc()
1442 return rc; in qed_iwarp_alloc()
1449 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_resc_free()
1452 qed_rdma_bmap_free(p_hwfn, &p_hwfn->p_rdma_info->tcp_cid_map, 1); in qed_iwarp_resc_free()
1453 kfree(iwarp_info->mpa_bufs); in qed_iwarp_resc_free()
1454 kfree(iwarp_info->partial_fpdus); in qed_iwarp_resc_free()
1455 kfree(iwarp_info->mpa_intermediate_buf); in qed_iwarp_resc_free()
1463 int rc; in qed_iwarp_accept() local
1465 ep = iparams->ep_context; in qed_iwarp_accept()
1468 return -EINVAL; in qed_iwarp_accept()
1471 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x) EP(0x%x)\n", in qed_iwarp_accept()
1472 iparams->qp->icid, ep->tcp_cid); in qed_iwarp_accept()
1474 if ((iparams->ord > QED_IWARP_ORD_DEFAULT) || in qed_iwarp_accept()
1475 (iparams->ird > QED_IWARP_IRD_DEFAULT)) { in qed_iwarp_accept()
1478 "QP(0x%x) EP(0x%x) ERROR: Invalid ord(0x%x)/ird(0x%x)\n", in qed_iwarp_accept()
1479 iparams->qp->icid, in qed_iwarp_accept()
1480 ep->tcp_cid, iparams->ord, iparams->ord); in qed_iwarp_accept()
1481 return -EINVAL; in qed_iwarp_accept()
1486 ep->cb_context = iparams->cb_context; in qed_iwarp_accept()
1487 ep->qp = iparams->qp; in qed_iwarp_accept()
1488 ep->qp->ep = ep; in qed_iwarp_accept()
1490 if (ep->mpa_rev == MPA_NEGOTIATION_TYPE_ENHANCED) { in qed_iwarp_accept()
1494 if (iparams->ord > ep->cm_info.ird) in qed_iwarp_accept()
1495 iparams->ord = ep->cm_info.ird; in qed_iwarp_accept()
1497 if ((ep->rtr_type & MPA_RTR_TYPE_ZERO_READ) && in qed_iwarp_accept()
1498 (iparams->ird == 0)) in qed_iwarp_accept()
1499 iparams->ird = 1; in qed_iwarp_accept()
1503 ep->cm_info.ord = iparams->ord; in qed_iwarp_accept()
1504 ep->cm_info.ird = iparams->ird; in qed_iwarp_accept()
1508 ep->cm_info.private_data = ep->ep_buffer_virt->out_pdata; in qed_iwarp_accept()
1509 ep->cm_info.private_data_len = iparams->private_data_len + in qed_iwarp_accept()
1512 memcpy((u8 *)ep->ep_buffer_virt->out_pdata + mpa_data_size, in qed_iwarp_accept()
1513 iparams->private_data, iparams->private_data_len); in qed_iwarp_accept()
1515 rc = qed_iwarp_mpa_offload(p_hwfn, ep); in qed_iwarp_accept()
1516 if (rc) in qed_iwarp_accept()
1518 iparams->qp, QED_IWARP_QP_STATE_ERROR, 1); in qed_iwarp_accept()
1520 return rc; in qed_iwarp_accept()
1529 ep = iparams->ep_context; in qed_iwarp_reject()
1532 return -EINVAL; in qed_iwarp_reject()
1535 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "EP(0x%x)\n", ep->tcp_cid); in qed_iwarp_reject()
1537 ep->cb_context = iparams->cb_context; in qed_iwarp_reject()
1538 ep->qp = NULL; in qed_iwarp_reject()
1542 ep->cm_info.private_data = ep->ep_buffer_virt->out_pdata; in qed_iwarp_reject()
1543 ep->cm_info.private_data_len = iparams->private_data_len + in qed_iwarp_reject()
1546 memcpy((u8 *)ep->ep_buffer_virt->out_pdata + mpa_data_size, in qed_iwarp_reject()
1547 iparams->private_data, iparams->private_data_len); in qed_iwarp_reject()
1557 cm_info->ip_version); in qed_iwarp_print_cm_info()
1559 if (cm_info->ip_version == QED_TCP_IPV4) in qed_iwarp_print_cm_info()
1561 "remote_ip %pI4h:%x, local_ip %pI4h:%x vlan=%x\n", in qed_iwarp_print_cm_info()
1562 cm_info->remote_ip, cm_info->remote_port, in qed_iwarp_print_cm_info()
1563 cm_info->local_ip, cm_info->local_port, in qed_iwarp_print_cm_info()
1564 cm_info->vlan); in qed_iwarp_print_cm_info()
1567 "remote_ip %pI6:%x, local_ip %pI6:%x vlan=%x\n", in qed_iwarp_print_cm_info()
1568 cm_info->remote_ip, cm_info->remote_port, in qed_iwarp_print_cm_info()
1569 cm_info->local_ip, cm_info->local_port, in qed_iwarp_print_cm_info()
1570 cm_info->vlan); in qed_iwarp_print_cm_info()
1573 "private_data_len = %x ord = %d, ird = %d\n", in qed_iwarp_print_cm_info()
1574 cm_info->private_data_len, cm_info->ord, cm_info->ird); in qed_iwarp_print_cm_info()
1581 int rc; in qed_iwarp_ll2_post_rx() local
1583 rc = qed_ll2_post_rx_buffer(p_hwfn, handle, buf->data_phys_addr, in qed_iwarp_ll2_post_rx()
1584 (u16)buf->buff_size, buf, 1); in qed_iwarp_ll2_post_rx()
1585 if (rc) { in qed_iwarp_ll2_post_rx()
1587 "Failed to repost rx buffer to ll2 rc = %d, handle=%d\n", in qed_iwarp_ll2_post_rx()
1588 rc, handle); in qed_iwarp_ll2_post_rx()
1589 dma_free_coherent(&p_hwfn->cdev->pdev->dev, buf->buff_size, in qed_iwarp_ll2_post_rx()
1590 buf->data, buf->data_phys_addr); in qed_iwarp_ll2_post_rx()
1594 return rc; in qed_iwarp_ll2_post_rx()
1604 &p_hwfn->p_rdma_info->iwarp.ep_list, in qed_iwarp_ep_exists()
1606 if ((ep->cm_info.local_port == cm_info->local_port) && in qed_iwarp_ep_exists()
1607 (ep->cm_info.remote_port == cm_info->remote_port) && in qed_iwarp_ep_exists()
1608 (ep->cm_info.vlan == cm_info->vlan) && in qed_iwarp_ep_exists()
1609 !memcmp(&ep->cm_info.local_ip, cm_info->local_ip, in qed_iwarp_ep_exists()
1610 sizeof(cm_info->local_ip)) && in qed_iwarp_ep_exists()
1611 !memcmp(&ep->cm_info.remote_ip, cm_info->remote_ip, in qed_iwarp_ep_exists()
1612 sizeof(cm_info->remote_ip))) { in qed_iwarp_ep_exists()
1620 "SYN received on active connection - dropping\n"); in qed_iwarp_ep_exists()
1638 &p_hwfn->p_rdma_info->iwarp.listen_list, in qed_iwarp_get_listener()
1640 if (listener->port == cm_info->local_port) { in qed_iwarp_get_listener()
1641 if (!memcmp(listener->ip_addr, in qed_iwarp_get_listener()
1647 if (!memcmp(listener->ip_addr, in qed_iwarp_get_listener()
1648 cm_info->local_ip, in qed_iwarp_get_listener()
1649 sizeof(cm_info->local_ip)) && in qed_iwarp_get_listener()
1650 (listener->vlan == cm_info->vlan)) { in qed_iwarp_get_listener()
1687 eth_type = ntohs(ethh->h_proto); in qed_iwarp_parse_rx_pkt()
1691 cm_info->vlan = ntohs(vethh->h_vlan_TCI) & VLAN_VID_MASK; in qed_iwarp_parse_rx_pkt()
1692 eth_type = ntohs(vethh->h_vlan_encapsulated_proto); in qed_iwarp_parse_rx_pkt()
1697 if (!ether_addr_equal(ethh->h_dest, in qed_iwarp_parse_rx_pkt()
1698 p_hwfn->p_rdma_info->iwarp.mac_addr)) { in qed_iwarp_parse_rx_pkt()
1702 ethh->h_dest, p_hwfn->p_rdma_info->iwarp.mac_addr); in qed_iwarp_parse_rx_pkt()
1703 return -EINVAL; in qed_iwarp_parse_rx_pkt()
1706 ether_addr_copy(remote_mac_addr, ethh->h_source); in qed_iwarp_parse_rx_pkt()
1707 ether_addr_copy(local_mac_addr, ethh->h_dest); in qed_iwarp_parse_rx_pkt()
1710 eth_type, ethh->h_source); in qed_iwarp_parse_rx_pkt()
1713 eth_hlen, ethh->h_dest); in qed_iwarp_parse_rx_pkt()
1718 if (iph->protocol != IPPROTO_TCP) { in qed_iwarp_parse_rx_pkt()
1720 "Unexpected ip protocol on ll2 %x\n", in qed_iwarp_parse_rx_pkt()
1721 iph->protocol); in qed_iwarp_parse_rx_pkt()
1722 return -EINVAL; in qed_iwarp_parse_rx_pkt()
1725 cm_info->local_ip[0] = ntohl(iph->daddr); in qed_iwarp_parse_rx_pkt()
1726 cm_info->remote_ip[0] = ntohl(iph->saddr); in qed_iwarp_parse_rx_pkt()
1727 cm_info->ip_version = QED_TCP_IPV4; in qed_iwarp_parse_rx_pkt()
1729 ip_hlen = (iph->ihl) * sizeof(u32); in qed_iwarp_parse_rx_pkt()
1730 *payload_len = ntohs(iph->tot_len) - ip_hlen; in qed_iwarp_parse_rx_pkt()
1734 if (ip6h->nexthdr != IPPROTO_TCP) { in qed_iwarp_parse_rx_pkt()
1736 "Unexpected ip protocol on ll2 %x\n", in qed_iwarp_parse_rx_pkt()
1737 iph->protocol); in qed_iwarp_parse_rx_pkt()
1738 return -EINVAL; in qed_iwarp_parse_rx_pkt()
1742 cm_info->local_ip[i] = in qed_iwarp_parse_rx_pkt()
1743 ntohl(ip6h->daddr.in6_u.u6_addr32[i]); in qed_iwarp_parse_rx_pkt()
1744 cm_info->remote_ip[i] = in qed_iwarp_parse_rx_pkt()
1745 ntohl(ip6h->saddr.in6_u.u6_addr32[i]); in qed_iwarp_parse_rx_pkt()
1747 cm_info->ip_version = QED_TCP_IPV6; in qed_iwarp_parse_rx_pkt()
1750 *payload_len = ntohs(ip6h->payload_len); in qed_iwarp_parse_rx_pkt()
1752 DP_NOTICE(p_hwfn, "Unexpected ethertype on ll2 %x\n", eth_type); in qed_iwarp_parse_rx_pkt()
1753 return -EINVAL; in qed_iwarp_parse_rx_pkt()
1758 if (!tcph->syn) { in qed_iwarp_parse_rx_pkt()
1760 "Only SYN type packet expected on this ll2 conn, iph->ihl=%d source=%d dest=%d\n", in qed_iwarp_parse_rx_pkt()
1761 iph->ihl, tcph->source, tcph->dest); in qed_iwarp_parse_rx_pkt()
1762 return -EINVAL; in qed_iwarp_parse_rx_pkt()
1765 cm_info->local_port = ntohs(tcph->dest); in qed_iwarp_parse_rx_pkt()
1766 cm_info->remote_port = ntohs(tcph->source); in qed_iwarp_parse_rx_pkt()
1778 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_get_curr_fpdu()
1782 idx = cid - qed_cxt_get_proto_cid_start(p_hwfn, PROTOCOLID_IWARP); in qed_iwarp_get_curr_fpdu()
1783 if (idx >= iwarp_info->max_num_partial_fpdus) { in qed_iwarp_get_curr_fpdu()
1784 DP_ERR(p_hwfn, "Invalid cid %x max_num_partial_fpdus=%x\n", cid, in qed_iwarp_get_curr_fpdu()
1785 iwarp_info->max_num_partial_fpdus); in qed_iwarp_get_curr_fpdu()
1789 partial_fpdu = &iwarp_info->partial_fpdus[idx]; in qed_iwarp_get_curr_fpdu()
1833 if (fpdu->incomplete_bytes) { in qed_iwarp_mpa_classify()
1842 fpdu->fpdu_length = *mpa_data << BITS_PER_BYTE; in qed_iwarp_mpa_classify()
1848 fpdu->fpdu_length = QED_IWARP_FPDU_LEN_WITH_PAD(mpa_len); in qed_iwarp_mpa_classify()
1850 if (fpdu->fpdu_length <= tcp_payload_len) in qed_iwarp_mpa_classify()
1857 "MPA_ALIGN: %s: fpdu_length=0x%x tcp_payload_len:0x%x\n", in qed_iwarp_mpa_classify()
1858 pkt_type_str[pkt_type], fpdu->fpdu_length, tcp_payload_len); in qed_iwarp_mpa_classify()
1869 u16 first_mpa_offset = le16_to_cpu(pkt_data->first_mpa_offset); in qed_iwarp_init_fpdu()
1871 fpdu->mpa_buf = buf; in qed_iwarp_init_fpdu()
1872 fpdu->pkt_hdr = buf->data_phys_addr + placement_offset; in qed_iwarp_init_fpdu()
1873 fpdu->pkt_hdr_size = pkt_data->tcp_payload_offset; in qed_iwarp_init_fpdu()
1874 fpdu->mpa_frag = buf->data_phys_addr + first_mpa_offset; in qed_iwarp_init_fpdu()
1875 fpdu->mpa_frag_virt = (u8 *)(buf->data) + first_mpa_offset; in qed_iwarp_init_fpdu()
1878 fpdu->incomplete_bytes = QED_IWARP_INVALID_FPDU_LENGTH; in qed_iwarp_init_fpdu()
1879 else if (tcp_payload_size < fpdu->fpdu_length) in qed_iwarp_init_fpdu()
1880 fpdu->incomplete_bytes = fpdu->fpdu_length - tcp_payload_size; in qed_iwarp_init_fpdu()
1882 fpdu->incomplete_bytes = 0; /* complete fpdu */ in qed_iwarp_init_fpdu()
1884 fpdu->mpa_frag_len = fpdu->fpdu_length - fpdu->incomplete_bytes; in qed_iwarp_init_fpdu()
1893 u16 first_mpa_offset = le16_to_cpu(pkt_data->first_mpa_offset); in qed_iwarp_cp_pkt()
1894 u8 *tmp_buf = p_hwfn->p_rdma_info->iwarp.mpa_intermediate_buf; in qed_iwarp_cp_pkt()
1895 int rc; in qed_iwarp_cp_pkt() local
1903 if ((fpdu->mpa_frag_len + tcp_payload_size) > (u16)buf->buff_size) { in qed_iwarp_cp_pkt()
1906 buf->buff_size, fpdu->mpa_frag_len, in qed_iwarp_cp_pkt()
1907 tcp_payload_size, fpdu->incomplete_bytes); in qed_iwarp_cp_pkt()
1908 return -EINVAL; in qed_iwarp_cp_pkt()
1913 fpdu->mpa_frag_virt, fpdu->mpa_frag_len, in qed_iwarp_cp_pkt()
1914 (u8 *)(buf->data) + first_mpa_offset, tcp_payload_size); in qed_iwarp_cp_pkt()
1916 memcpy(tmp_buf, fpdu->mpa_frag_virt, fpdu->mpa_frag_len); in qed_iwarp_cp_pkt()
1917 memcpy(tmp_buf + fpdu->mpa_frag_len, in qed_iwarp_cp_pkt()
1918 (u8 *)(buf->data) + first_mpa_offset, tcp_payload_size); in qed_iwarp_cp_pkt()
1920 rc = qed_iwarp_recycle_pkt(p_hwfn, fpdu, fpdu->mpa_buf); in qed_iwarp_cp_pkt()
1921 if (rc) in qed_iwarp_cp_pkt()
1922 return rc; in qed_iwarp_cp_pkt()
1927 memcpy((u8 *)(buf->data), tmp_buf, in qed_iwarp_cp_pkt()
1928 fpdu->mpa_frag_len + tcp_payload_size); in qed_iwarp_cp_pkt()
1930 fpdu->mpa_buf = buf; in qed_iwarp_cp_pkt()
1931 /* fpdu->pkt_hdr remains as is */ in qed_iwarp_cp_pkt()
1932 /* fpdu->mpa_frag is overridden with new buf */ in qed_iwarp_cp_pkt()
1933 fpdu->mpa_frag = buf->data_phys_addr; in qed_iwarp_cp_pkt()
1934 fpdu->mpa_frag_virt = buf->data; in qed_iwarp_cp_pkt()
1935 fpdu->mpa_frag_len += tcp_payload_size; in qed_iwarp_cp_pkt()
1937 fpdu->incomplete_bytes -= tcp_payload_size; in qed_iwarp_cp_pkt()
1942 buf->buff_size, fpdu->mpa_frag_len, tcp_payload_size, in qed_iwarp_cp_pkt()
1943 fpdu->incomplete_bytes); in qed_iwarp_cp_pkt()
1955 if (fpdu->incomplete_bytes == QED_IWARP_INVALID_FPDU_LENGTH) { in qed_iwarp_update_fpdu_length()
1957 mpa_len = fpdu->fpdu_length | *mpa_data; in qed_iwarp_update_fpdu_length()
1958 fpdu->fpdu_length = QED_IWARP_FPDU_LEN_WITH_PAD(mpa_len); in qed_iwarp_update_fpdu_length()
1960 fpdu->mpa_frag_len = 1; in qed_iwarp_update_fpdu_length()
1961 fpdu->incomplete_bytes = fpdu->fpdu_length - 1; in qed_iwarp_update_fpdu_length()
1964 "MPA_ALIGN: Partial header mpa_len=%x fpdu_length=%x incomplete_bytes=%x\n", in qed_iwarp_update_fpdu_length()
1965 mpa_len, fpdu->fpdu_length, fpdu->incomplete_bytes); in qed_iwarp_update_fpdu_length()
1970 (GET_FIELD((_curr_pkt)->flags, \
1978 * segments. In this case the driver needs to re-post a rx buffer instead of
1990 int rc; in qed_iwarp_recycle_pkt() local
1995 tx_pkt.l4_hdr_offset_w = fpdu->pkt_hdr_size >> 2; in qed_iwarp_recycle_pkt()
1996 tx_pkt.first_frag = fpdu->pkt_hdr; in qed_iwarp_recycle_pkt()
1997 tx_pkt.first_frag_len = fpdu->pkt_hdr_size; in qed_iwarp_recycle_pkt()
1998 buf->piggy_buf = NULL; in qed_iwarp_recycle_pkt()
2001 ll2_handle = p_hwfn->p_rdma_info->iwarp.ll2_mpa_handle; in qed_iwarp_recycle_pkt()
2003 rc = qed_ll2_prepare_tx_packet(p_hwfn, ll2_handle, &tx_pkt, true); in qed_iwarp_recycle_pkt()
2004 if (rc) in qed_iwarp_recycle_pkt()
2006 "Can't drop packet rc=%d\n", rc); in qed_iwarp_recycle_pkt()
2010 "MPA_ALIGN: send drop tx packet [%lx, 0x%x], buf=%p, rc=%d\n", in qed_iwarp_recycle_pkt()
2012 tx_pkt.first_frag_len, buf, rc); in qed_iwarp_recycle_pkt()
2014 return rc; in qed_iwarp_recycle_pkt()
2022 int rc; in qed_iwarp_win_right_edge() local
2027 tx_pkt.l4_hdr_offset_w = fpdu->pkt_hdr_size >> 2; in qed_iwarp_win_right_edge()
2029 tx_pkt.first_frag = fpdu->pkt_hdr; in qed_iwarp_win_right_edge()
2030 tx_pkt.first_frag_len = fpdu->pkt_hdr_size; in qed_iwarp_win_right_edge()
2037 ll2_handle = p_hwfn->p_rdma_info->iwarp.ll2_mpa_handle; in qed_iwarp_win_right_edge()
2039 rc = qed_ll2_prepare_tx_packet(p_hwfn, ll2_handle, &tx_pkt, true); in qed_iwarp_win_right_edge()
2040 if (rc) in qed_iwarp_win_right_edge()
2042 "Can't send right edge rc=%d\n", rc); in qed_iwarp_win_right_edge()
2045 "MPA_ALIGN: Sent right edge FPDU num_bds=%d [%lx, 0x%x], rc=%d\n", in qed_iwarp_win_right_edge()
2048 tx_pkt.first_frag_len, rc); in qed_iwarp_win_right_edge()
2050 return rc; in qed_iwarp_win_right_edge()
2063 int rc; in qed_iwarp_send_fpdu() local
2075 tx_pkt.l4_hdr_offset_w = fpdu->pkt_hdr_size >> 2; /* offset in words */ in qed_iwarp_send_fpdu()
2079 tcp_payload_size <= fpdu->fpdu_length) in qed_iwarp_send_fpdu()
2080 tx_pkt.cookie = fpdu->mpa_buf; in qed_iwarp_send_fpdu()
2082 tx_pkt.first_frag = fpdu->pkt_hdr; in qed_iwarp_send_fpdu()
2083 tx_pkt.first_frag_len = fpdu->pkt_hdr_size; in qed_iwarp_send_fpdu()
2093 if (tcp_payload_size == fpdu->incomplete_bytes) in qed_iwarp_send_fpdu()
2094 fpdu->mpa_buf->piggy_buf = buf; in qed_iwarp_send_fpdu()
2096 ll2_handle = p_hwfn->p_rdma_info->iwarp.ll2_mpa_handle; in qed_iwarp_send_fpdu()
2099 rc = qed_ll2_prepare_tx_packet(p_hwfn, ll2_handle, &tx_pkt, true); in qed_iwarp_send_fpdu()
2100 if (rc) in qed_iwarp_send_fpdu()
2104 rc = qed_ll2_set_fragment_of_tx_packet(p_hwfn, ll2_handle, in qed_iwarp_send_fpdu()
2105 fpdu->mpa_frag, in qed_iwarp_send_fpdu()
2106 fpdu->mpa_frag_len); in qed_iwarp_send_fpdu()
2107 if (rc) in qed_iwarp_send_fpdu()
2110 if (!fpdu->incomplete_bytes) in qed_iwarp_send_fpdu()
2113 first_mpa_offset = le16_to_cpu(curr_pkt->first_mpa_offset); in qed_iwarp_send_fpdu()
2116 rc = qed_ll2_set_fragment_of_tx_packet(p_hwfn, in qed_iwarp_send_fpdu()
2118 buf->data_phys_addr + in qed_iwarp_send_fpdu()
2120 fpdu->incomplete_bytes); in qed_iwarp_send_fpdu()
2124 …"MPA_ALIGN: Sent FPDU num_bds=%d first_frag_len=%x, mpa_frag_len=0x%x, incomplete_bytes:0x%x rc=%d… in qed_iwarp_send_fpdu()
2127 fpdu->mpa_frag_len, in qed_iwarp_send_fpdu()
2128 fpdu->incomplete_bytes, rc); in qed_iwarp_send_fpdu()
2130 return rc; in qed_iwarp_send_fpdu()
2144 le16_add_cpu(&curr_pkt->first_mpa_offset, in qed_iwarp_mpa_get_data()
2145 curr_pkt->tcp_payload_offset); in qed_iwarp_mpa_get_data()
2156 struct unaligned_opaque_data *curr_pkt = &mpa_buf->data; in qed_iwarp_process_mpa_pkt()
2157 struct qed_iwarp_ll2_buff *buf = mpa_buf->ll2_buf; in qed_iwarp_process_mpa_pkt()
2161 int rc = -EINVAL; in qed_iwarp_process_mpa_pkt() local
2164 cid = le32_to_cpu(curr_pkt->cid); in qed_iwarp_process_mpa_pkt()
2168 DP_ERR(p_hwfn, "Invalid cid, drop and post back to rx cid=%x\n", in qed_iwarp_process_mpa_pkt()
2174 first_mpa_offset = le16_to_cpu(curr_pkt->first_mpa_offset); in qed_iwarp_process_mpa_pkt()
2175 mpa_data = ((u8 *)(buf->data) + first_mpa_offset); in qed_iwarp_process_mpa_pkt()
2178 mpa_buf->tcp_payload_len, in qed_iwarp_process_mpa_pkt()
2185 mpa_buf->tcp_payload_len, in qed_iwarp_process_mpa_pkt()
2186 mpa_buf->placement_offset); in qed_iwarp_process_mpa_pkt()
2189 mpa_buf->tcp_payload_len = 0; in qed_iwarp_process_mpa_pkt()
2193 rc = qed_iwarp_win_right_edge(p_hwfn, fpdu); in qed_iwarp_process_mpa_pkt()
2195 if (rc) { in qed_iwarp_process_mpa_pkt()
2197 "Can't send FPDU:reset rc=%d\n", rc); in qed_iwarp_process_mpa_pkt()
2202 mpa_buf->tcp_payload_len = 0; in qed_iwarp_process_mpa_pkt()
2207 mpa_buf->tcp_payload_len, in qed_iwarp_process_mpa_pkt()
2208 mpa_buf->placement_offset); in qed_iwarp_process_mpa_pkt()
2210 rc = qed_iwarp_send_fpdu(p_hwfn, fpdu, curr_pkt, buf, in qed_iwarp_process_mpa_pkt()
2211 mpa_buf->tcp_payload_len, in qed_iwarp_process_mpa_pkt()
2213 if (rc) { in qed_iwarp_process_mpa_pkt()
2215 "Can't send FPDU:reset rc=%d\n", rc); in qed_iwarp_process_mpa_pkt()
2220 mpa_buf->tcp_payload_len -= fpdu->fpdu_length; in qed_iwarp_process_mpa_pkt()
2221 le16_add_cpu(&curr_pkt->first_mpa_offset, in qed_iwarp_process_mpa_pkt()
2222 fpdu->fpdu_length); in qed_iwarp_process_mpa_pkt()
2226 if (mpa_buf->tcp_payload_len < fpdu->incomplete_bytes) { in qed_iwarp_process_mpa_pkt()
2231 rc = qed_iwarp_win_right_edge(p_hwfn, in qed_iwarp_process_mpa_pkt()
2233 /* packet will be re-processed later */ in qed_iwarp_process_mpa_pkt()
2234 if (rc) in qed_iwarp_process_mpa_pkt()
2235 return rc; in qed_iwarp_process_mpa_pkt()
2238 rc = qed_iwarp_cp_pkt(p_hwfn, fpdu, curr_pkt, in qed_iwarp_process_mpa_pkt()
2240 mpa_buf->tcp_payload_len); in qed_iwarp_process_mpa_pkt()
2241 if (rc) /* packet will be re-processed later */ in qed_iwarp_process_mpa_pkt()
2242 return rc; in qed_iwarp_process_mpa_pkt()
2244 mpa_buf->tcp_payload_len = 0; in qed_iwarp_process_mpa_pkt()
2248 rc = qed_iwarp_send_fpdu(p_hwfn, fpdu, curr_pkt, buf, in qed_iwarp_process_mpa_pkt()
2249 mpa_buf->tcp_payload_len, in qed_iwarp_process_mpa_pkt()
2251 if (rc) { in qed_iwarp_process_mpa_pkt()
2253 "Can't send FPDU:delay rc=%d\n", rc); in qed_iwarp_process_mpa_pkt()
2254 /* don't reset fpdu -> we need it for next in qed_iwarp_process_mpa_pkt()
2260 mpa_buf->tcp_payload_len -= fpdu->incomplete_bytes; in qed_iwarp_process_mpa_pkt()
2261 le16_add_cpu(&curr_pkt->first_mpa_offset, in qed_iwarp_process_mpa_pkt()
2262 fpdu->incomplete_bytes); in qed_iwarp_process_mpa_pkt()
2264 /* The framed PDU was sent - no more incomplete bytes */ in qed_iwarp_process_mpa_pkt()
2265 fpdu->incomplete_bytes = 0; in qed_iwarp_process_mpa_pkt()
2268 } while (mpa_buf->tcp_payload_len && !rc); in qed_iwarp_process_mpa_pkt()
2270 return rc; in qed_iwarp_process_mpa_pkt()
2275 p_hwfn->p_rdma_info->iwarp.ll2_mpa_handle); in qed_iwarp_process_mpa_pkt()
2276 return rc; in qed_iwarp_process_mpa_pkt()
2281 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_process_pending_pkts()
2283 int rc; in qed_iwarp_process_pending_pkts() local
2285 while (!list_empty(&iwarp_info->mpa_buf_pending_list)) { in qed_iwarp_process_pending_pkts()
2286 mpa_buf = list_first_entry(&iwarp_info->mpa_buf_pending_list, in qed_iwarp_process_pending_pkts()
2290 rc = qed_iwarp_process_mpa_pkt(p_hwfn, mpa_buf); in qed_iwarp_process_pending_pkts()
2295 if (rc == -EBUSY) in qed_iwarp_process_pending_pkts()
2298 list_move_tail(&mpa_buf->list_entry, in qed_iwarp_process_pending_pkts()
2299 &iwarp_info->mpa_buf_list); in qed_iwarp_process_pending_pkts()
2301 if (rc) { /* different error, don't continue */ in qed_iwarp_process_pending_pkts()
2302 DP_NOTICE(p_hwfn, "process pkts failed rc=%d\n", rc); in qed_iwarp_process_pending_pkts()
2316 iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_ll2_comp_mpa_pkt()
2317 mpa_buf = list_first_entry(&iwarp_info->mpa_buf_list, in qed_iwarp_ll2_comp_mpa_pkt()
2324 list_del(&mpa_buf->list_entry); in qed_iwarp_ll2_comp_mpa_pkt()
2325 qed_iwarp_mpa_get_data(p_hwfn, &mpa_buf->data, in qed_iwarp_ll2_comp_mpa_pkt()
2326 data->opaque_data_0, data->opaque_data_1); in qed_iwarp_ll2_comp_mpa_pkt()
2328 first_mpa_offset = le16_to_cpu(mpa_buf->data.first_mpa_offset); in qed_iwarp_ll2_comp_mpa_pkt()
2332 …"LL2 MPA CompRx payload_len:0x%x\tfirst_mpa_offset:0x%x\ttcp_payload_offset:0x%x\tflags:0x%x\tcid:… in qed_iwarp_ll2_comp_mpa_pkt()
2333 data->length.packet_length, first_mpa_offset, in qed_iwarp_ll2_comp_mpa_pkt()
2334 mpa_buf->data.tcp_payload_offset, mpa_buf->data.flags, in qed_iwarp_ll2_comp_mpa_pkt()
2335 mpa_buf->data.cid); in qed_iwarp_ll2_comp_mpa_pkt()
2337 mpa_buf->ll2_buf = data->cookie; in qed_iwarp_ll2_comp_mpa_pkt()
2338 mpa_buf->tcp_payload_len = data->length.packet_length - in qed_iwarp_ll2_comp_mpa_pkt()
2341 first_mpa_offset += data->u.placement_offset; in qed_iwarp_ll2_comp_mpa_pkt()
2342 mpa_buf->data.first_mpa_offset = cpu_to_le16(first_mpa_offset); in qed_iwarp_ll2_comp_mpa_pkt()
2343 mpa_buf->placement_offset = data->u.placement_offset; in qed_iwarp_ll2_comp_mpa_pkt()
2345 list_add_tail(&mpa_buf->list_entry, &iwarp_info->mpa_buf_pending_list); in qed_iwarp_ll2_comp_mpa_pkt()
2350 qed_iwarp_ll2_post_rx(p_hwfn, data->cookie, in qed_iwarp_ll2_comp_mpa_pkt()
2351 iwarp_info->ll2_mpa_handle); in qed_iwarp_ll2_comp_mpa_pkt()
2357 struct qed_iwarp_ll2_buff *buf = data->cookie; in qed_iwarp_ll2_comp_syn_pkt()
2369 int rc; in qed_iwarp_ll2_comp_syn_pkt() local
2372 ll2_syn_handle = p_hwfn->p_rdma_info->iwarp.ll2_syn_handle; in qed_iwarp_ll2_comp_syn_pkt()
2375 if (data->err_flags) { in qed_iwarp_ll2_comp_syn_pkt()
2376 DP_NOTICE(p_hwfn, "Error received on SYN packet: 0x%x\n", in qed_iwarp_ll2_comp_syn_pkt()
2377 data->err_flags); in qed_iwarp_ll2_comp_syn_pkt()
2381 if (GET_FIELD(data->parse_flags, in qed_iwarp_ll2_comp_syn_pkt()
2383 GET_FIELD(data->parse_flags, PARSING_AND_ERR_FLAGS_L4CHKSMERROR)) { in qed_iwarp_ll2_comp_syn_pkt()
2388 rc = qed_iwarp_parse_rx_pkt(p_hwfn, &cm_info, (u8 *)(buf->data) + in qed_iwarp_ll2_comp_syn_pkt()
2389 data->u.placement_offset, remote_mac_addr, in qed_iwarp_ll2_comp_syn_pkt()
2392 if (rc) in qed_iwarp_ll2_comp_syn_pkt()
2395 /* Check if there is a listener for this 4-tuple+vlan */ in qed_iwarp_ll2_comp_syn_pkt()
2401 data->parse_flags, data->length.packet_length); in qed_iwarp_ll2_comp_syn_pkt()
2405 tx_pkt.l4_hdr_offset_w = (data->length.packet_length) >> 2; in qed_iwarp_ll2_comp_syn_pkt()
2407 tx_pkt.first_frag = buf->data_phys_addr + in qed_iwarp_ll2_comp_syn_pkt()
2408 data->u.placement_offset; in qed_iwarp_ll2_comp_syn_pkt()
2409 tx_pkt.first_frag_len = data->length.packet_length; in qed_iwarp_ll2_comp_syn_pkt()
2412 rc = qed_ll2_prepare_tx_packet(p_hwfn, ll2_syn_handle, in qed_iwarp_ll2_comp_syn_pkt()
2415 if (rc) { in qed_iwarp_ll2_comp_syn_pkt()
2417 "Can't post SYN back to chip rc=%d\n", rc); in qed_iwarp_ll2_comp_syn_pkt()
2434 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_ll2_comp_syn_pkt()
2435 list_add_tail(&ep->list_entry, &p_hwfn->p_rdma_info->iwarp.ep_list); in qed_iwarp_ll2_comp_syn_pkt()
2436 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_ll2_comp_syn_pkt()
2438 ether_addr_copy(ep->remote_mac_addr, remote_mac_addr); in qed_iwarp_ll2_comp_syn_pkt()
2439 ether_addr_copy(ep->local_mac_addr, local_mac_addr); in qed_iwarp_ll2_comp_syn_pkt()
2441 memcpy(&ep->cm_info, &cm_info, sizeof(ep->cm_info)); in qed_iwarp_ll2_comp_syn_pkt()
2444 ep->mss = p_hwfn->p_rdma_info->iwarp.max_mtu - hdr_size; in qed_iwarp_ll2_comp_syn_pkt()
2445 ep->mss = min_t(u16, QED_IWARP_MAX_FW_MSS, ep->mss); in qed_iwarp_ll2_comp_syn_pkt()
2447 ep->event_cb = listener->event_cb; in qed_iwarp_ll2_comp_syn_pkt()
2448 ep->cb_context = listener->cb_context; in qed_iwarp_ll2_comp_syn_pkt()
2449 ep->connect_mode = TCP_CONNECT_PASSIVE; in qed_iwarp_ll2_comp_syn_pkt()
2451 ep->syn = buf; in qed_iwarp_ll2_comp_syn_pkt()
2452 ep->syn_ip_payload_length = (u16)payload_len; in qed_iwarp_ll2_comp_syn_pkt()
2453 ep->syn_phy_addr = buf->data_phys_addr + data->u.placement_offset + in qed_iwarp_ll2_comp_syn_pkt()
2456 rc = qed_iwarp_tcp_offload(p_hwfn, ep); in qed_iwarp_ll2_comp_syn_pkt()
2457 if (rc) { in qed_iwarp_ll2_comp_syn_pkt()
2474 dma_free_coherent(&p_hwfn->cdev->pdev->dev, buffer->buff_size, in qed_iwarp_ll2_rel_rx_pkt()
2475 buffer->data, buffer->data_phys_addr); in qed_iwarp_ll2_rel_rx_pkt()
2491 piggy = buffer->piggy_buf; in qed_iwarp_ll2_comp_tx_pkt()
2493 buffer->piggy_buf = NULL; in qed_iwarp_ll2_comp_tx_pkt()
2499 if (connection_handle == p_hwfn->p_rdma_info->iwarp.ll2_mpa_handle) in qed_iwarp_ll2_comp_tx_pkt()
2515 if (buffer->piggy_buf) { in qed_iwarp_ll2_rel_tx_pkt()
2516 dma_free_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_ll2_rel_tx_pkt()
2517 buffer->piggy_buf->buff_size, in qed_iwarp_ll2_rel_tx_pkt()
2518 buffer->piggy_buf->data, in qed_iwarp_ll2_rel_tx_pkt()
2519 buffer->piggy_buf->data_phys_addr); in qed_iwarp_ll2_rel_tx_pkt()
2521 kfree(buffer->piggy_buf); in qed_iwarp_ll2_rel_tx_pkt()
2524 dma_free_coherent(&p_hwfn->cdev->pdev->dev, buffer->buff_size, in qed_iwarp_ll2_rel_tx_pkt()
2525 buffer->data, buffer->data_phys_addr); in qed_iwarp_ll2_rel_tx_pkt()
2548 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "(0x%x) Flush fpdu\n", cid); in qed_iwarp_ll2_slowpath()
2557 struct qed_iwarp_info *iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_ll2_stop()
2558 int rc = 0; in qed_iwarp_ll2_stop() local
2560 if (iwarp_info->ll2_syn_handle != QED_IWARP_HANDLE_INVAL) { in qed_iwarp_ll2_stop()
2561 rc = qed_ll2_terminate_connection(p_hwfn, in qed_iwarp_ll2_stop()
2562 iwarp_info->ll2_syn_handle); in qed_iwarp_ll2_stop()
2563 if (rc) in qed_iwarp_ll2_stop()
2566 qed_ll2_release_connection(p_hwfn, iwarp_info->ll2_syn_handle); in qed_iwarp_ll2_stop()
2567 iwarp_info->ll2_syn_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_stop()
2570 if (iwarp_info->ll2_ooo_handle != QED_IWARP_HANDLE_INVAL) { in qed_iwarp_ll2_stop()
2571 rc = qed_ll2_terminate_connection(p_hwfn, in qed_iwarp_ll2_stop()
2572 iwarp_info->ll2_ooo_handle); in qed_iwarp_ll2_stop()
2573 if (rc) in qed_iwarp_ll2_stop()
2576 qed_ll2_release_connection(p_hwfn, iwarp_info->ll2_ooo_handle); in qed_iwarp_ll2_stop()
2577 iwarp_info->ll2_ooo_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_stop()
2580 if (iwarp_info->ll2_mpa_handle != QED_IWARP_HANDLE_INVAL) { in qed_iwarp_ll2_stop()
2581 rc = qed_ll2_terminate_connection(p_hwfn, in qed_iwarp_ll2_stop()
2582 iwarp_info->ll2_mpa_handle); in qed_iwarp_ll2_stop()
2583 if (rc) in qed_iwarp_ll2_stop()
2586 qed_ll2_release_connection(p_hwfn, iwarp_info->ll2_mpa_handle); in qed_iwarp_ll2_stop()
2587 iwarp_info->ll2_mpa_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_stop()
2590 qed_llh_remove_mac_filter(p_hwfn->cdev, 0, in qed_iwarp_ll2_stop()
2591 p_hwfn->p_rdma_info->iwarp.mac_addr); in qed_iwarp_ll2_stop()
2593 return rc; in qed_iwarp_ll2_stop()
2601 int rc = 0; in qed_iwarp_ll2_alloc_buffers() local
2607 rc = -ENOMEM; in qed_iwarp_ll2_alloc_buffers()
2611 buffer->data = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, in qed_iwarp_ll2_alloc_buffers()
2613 &buffer->data_phys_addr, in qed_iwarp_ll2_alloc_buffers()
2615 if (!buffer->data) { in qed_iwarp_ll2_alloc_buffers()
2617 rc = -ENOMEM; in qed_iwarp_ll2_alloc_buffers()
2621 buffer->buff_size = buff_size; in qed_iwarp_ll2_alloc_buffers()
2622 rc = qed_iwarp_ll2_post_rx(p_hwfn, buffer, ll2_handle); in qed_iwarp_ll2_alloc_buffers()
2623 if (rc) in qed_iwarp_ll2_alloc_buffers()
2627 return rc; in qed_iwarp_ll2_alloc_buffers()
2644 int rc = 0; in qed_iwarp_ll2_start() local
2647 iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_ll2_start()
2648 iwarp_info->ll2_syn_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_start()
2649 iwarp_info->ll2_ooo_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_start()
2650 iwarp_info->ll2_mpa_handle = QED_IWARP_HANDLE_INVAL; in qed_iwarp_ll2_start()
2652 iwarp_info->max_mtu = params->max_mtu; in qed_iwarp_ll2_start()
2654 ether_addr_copy(p_hwfn->p_rdma_info->iwarp.mac_addr, params->mac_addr); in qed_iwarp_ll2_start()
2656 rc = qed_llh_add_mac_filter(p_hwfn->cdev, 0, params->mac_addr); in qed_iwarp_ll2_start()
2657 if (rc) in qed_iwarp_ll2_start()
2658 return rc; in qed_iwarp_ll2_start()
2672 data.input.mtu = params->max_mtu; in qed_iwarp_ll2_start()
2678 data.p_connection_handle = &iwarp_info->ll2_syn_handle; in qed_iwarp_ll2_start()
2681 rc = qed_ll2_acquire_connection(p_hwfn, &data); in qed_iwarp_ll2_start()
2682 if (rc) { in qed_iwarp_ll2_start()
2684 qed_llh_remove_mac_filter(p_hwfn->cdev, 0, params->mac_addr); in qed_iwarp_ll2_start()
2685 return rc; in qed_iwarp_ll2_start()
2688 rc = qed_ll2_establish_connection(p_hwfn, iwarp_info->ll2_syn_handle); in qed_iwarp_ll2_start()
2689 if (rc) { in qed_iwarp_ll2_start()
2694 buff_size = QED_IWARP_MAX_BUF_SIZE(params->max_mtu); in qed_iwarp_ll2_start()
2695 rc = qed_iwarp_ll2_alloc_buffers(p_hwfn, in qed_iwarp_ll2_start()
2698 iwarp_info->ll2_syn_handle); in qed_iwarp_ll2_start()
2699 if (rc) in qed_iwarp_ll2_start()
2706 data.input.mtu = params->max_mtu; in qed_iwarp_ll2_start()
2709 iwarp_info->max_mtu; in qed_iwarp_ll2_start()
2717 data.p_connection_handle = &iwarp_info->ll2_ooo_handle; in qed_iwarp_ll2_start()
2719 rc = qed_ll2_acquire_connection(p_hwfn, &data); in qed_iwarp_ll2_start()
2720 if (rc) in qed_iwarp_ll2_start()
2723 rc = qed_ll2_establish_connection(p_hwfn, iwarp_info->ll2_ooo_handle); in qed_iwarp_ll2_start()
2724 if (rc) in qed_iwarp_ll2_start()
2733 data.input.mtu = params->max_mtu; in qed_iwarp_ll2_start()
2743 data.p_connection_handle = &iwarp_info->ll2_mpa_handle; in qed_iwarp_ll2_start()
2747 rc = qed_ll2_acquire_connection(p_hwfn, &data); in qed_iwarp_ll2_start()
2748 if (rc) in qed_iwarp_ll2_start()
2751 rc = qed_ll2_establish_connection(p_hwfn, iwarp_info->ll2_mpa_handle); in qed_iwarp_ll2_start()
2752 if (rc) in qed_iwarp_ll2_start()
2755 rc = qed_iwarp_ll2_alloc_buffers(p_hwfn, in qed_iwarp_ll2_start()
2758 iwarp_info->ll2_mpa_handle); in qed_iwarp_ll2_start()
2759 if (rc) in qed_iwarp_ll2_start()
2762 iwarp_info->partial_fpdus = kcalloc((u16)p_hwfn->p_rdma_info->num_qps, in qed_iwarp_ll2_start()
2763 sizeof(*iwarp_info->partial_fpdus), in qed_iwarp_ll2_start()
2765 if (!iwarp_info->partial_fpdus) { in qed_iwarp_ll2_start()
2766 rc = -ENOMEM; in qed_iwarp_ll2_start()
2770 iwarp_info->max_num_partial_fpdus = (u16)p_hwfn->p_rdma_info->num_qps; in qed_iwarp_ll2_start()
2772 iwarp_info->mpa_intermediate_buf = kzalloc(buff_size, GFP_KERNEL); in qed_iwarp_ll2_start()
2773 if (!iwarp_info->mpa_intermediate_buf) { in qed_iwarp_ll2_start()
2774 rc = -ENOMEM; in qed_iwarp_ll2_start()
2783 iwarp_info->mpa_bufs = kcalloc(data.input.rx_num_desc, in qed_iwarp_ll2_start()
2784 sizeof(*iwarp_info->mpa_bufs), in qed_iwarp_ll2_start()
2786 if (!iwarp_info->mpa_bufs) { in qed_iwarp_ll2_start()
2787 rc = -ENOMEM; in qed_iwarp_ll2_start()
2791 INIT_LIST_HEAD(&iwarp_info->mpa_buf_pending_list); in qed_iwarp_ll2_start()
2792 INIT_LIST_HEAD(&iwarp_info->mpa_buf_list); in qed_iwarp_ll2_start()
2794 list_add_tail(&iwarp_info->mpa_bufs[i].list_entry, in qed_iwarp_ll2_start()
2795 &iwarp_info->mpa_buf_list); in qed_iwarp_ll2_start()
2796 return rc; in qed_iwarp_ll2_start()
2800 return rc; in qed_iwarp_ll2_start()
2814 struct qed_dev *cdev = p_hwfn->cdev; in qed_iwarp_setup()
2819 iwarp_info = &p_hwfn->p_rdma_info->iwarp; in qed_iwarp_setup()
2821 iwarp_info->tcp_flags = QED_IWARP_TS_EN; in qed_iwarp_setup()
2829 iwarp_info->rcv_wnd_scale = ilog2(rcv_wnd_size) - in qed_iwarp_setup()
2831 iwarp_info->rcv_wnd_size = rcv_wnd_size >> iwarp_info->rcv_wnd_scale; in qed_iwarp_setup()
2832 iwarp_info->crc_needed = QED_IWARP_PARAM_CRC_NEEDED; in qed_iwarp_setup()
2833 iwarp_info->mpa_rev = MPA_NEGOTIATION_TYPE_ENHANCED; in qed_iwarp_setup()
2835 iwarp_info->peer2peer = QED_IWARP_PARAM_P2P; in qed_iwarp_setup()
2837 iwarp_info->rtr_type = MPA_RTR_TYPE_ZERO_SEND | in qed_iwarp_setup()
2841 spin_lock_init(&p_hwfn->p_rdma_info->iwarp.qp_lock); in qed_iwarp_setup()
2842 INIT_LIST_HEAD(&p_hwfn->p_rdma_info->iwarp.ep_list); in qed_iwarp_setup()
2843 INIT_LIST_HEAD(&p_hwfn->p_rdma_info->iwarp.listen_list); in qed_iwarp_setup()
2854 int rc; in qed_iwarp_stop() local
2857 rc = qed_iwarp_wait_for_all_cids(p_hwfn); in qed_iwarp_stop()
2858 if (rc) in qed_iwarp_stop()
2859 return rc; in qed_iwarp_stop()
2870 qed_iwarp_modify_qp(p_hwfn, ep->qp, QED_IWARP_QP_STATE_ERROR, true); in qed_iwarp_qp_in_error()
2874 params.cm_info = &ep->cm_info; in qed_iwarp_qp_in_error()
2876 0 : -ECONNRESET; in qed_iwarp_qp_in_error()
2879 smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); in qed_iwarp_qp_in_error()
2881 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_qp_in_error()
2882 list_del(&ep->list_entry); in qed_iwarp_qp_in_error()
2883 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_qp_in_error()
2885 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_qp_in_error()
2895 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "EP(0x%x) fw_ret_code=%d\n", in qed_iwarp_exception_received()
2896 ep->cid, fw_ret_code); in qed_iwarp_exception_received()
2905 params.status = -ECONNRESET; in qed_iwarp_exception_received()
2954 params.cm_info = &ep->cm_info; in qed_iwarp_exception_received()
2955 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_exception_received()
2968 params.cm_info = &ep->cm_info; in qed_iwarp_tcp_connect_unsuccessful()
2970 smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); in qed_iwarp_tcp_connect_unsuccessful()
2975 "%s(0x%x) TCP connect got invalid packet\n", in qed_iwarp_tcp_connect_unsuccessful()
2976 QED_IWARP_CONNECT_MODE_STRING(ep), ep->tcp_cid); in qed_iwarp_tcp_connect_unsuccessful()
2977 params.status = -ECONNRESET; in qed_iwarp_tcp_connect_unsuccessful()
2981 "%s(0x%x) TCP Connection Reset\n", in qed_iwarp_tcp_connect_unsuccessful()
2982 QED_IWARP_CONNECT_MODE_STRING(ep), ep->tcp_cid); in qed_iwarp_tcp_connect_unsuccessful()
2983 params.status = -ECONNRESET; in qed_iwarp_tcp_connect_unsuccessful()
2986 DP_NOTICE(p_hwfn, "%s(0x%x) TCP timeout\n", in qed_iwarp_tcp_connect_unsuccessful()
2987 QED_IWARP_CONNECT_MODE_STRING(ep), ep->tcp_cid); in qed_iwarp_tcp_connect_unsuccessful()
2988 params.status = -EBUSY; in qed_iwarp_tcp_connect_unsuccessful()
2991 DP_NOTICE(p_hwfn, "%s(0x%x) MPA not supported VER\n", in qed_iwarp_tcp_connect_unsuccessful()
2992 QED_IWARP_CONNECT_MODE_STRING(ep), ep->tcp_cid); in qed_iwarp_tcp_connect_unsuccessful()
2993 params.status = -ECONNREFUSED; in qed_iwarp_tcp_connect_unsuccessful()
2996 DP_NOTICE(p_hwfn, "%s(0x%x) MPA Invalid Packet\n", in qed_iwarp_tcp_connect_unsuccessful()
2997 QED_IWARP_CONNECT_MODE_STRING(ep), ep->tcp_cid); in qed_iwarp_tcp_connect_unsuccessful()
2998 params.status = -ECONNRESET; in qed_iwarp_tcp_connect_unsuccessful()
3002 "%s(0x%x) Unexpected return code tcp connect: %d\n", in qed_iwarp_tcp_connect_unsuccessful()
3004 ep->tcp_cid, fw_return_code); in qed_iwarp_tcp_connect_unsuccessful()
3005 params.status = -ECONNRESET; in qed_iwarp_tcp_connect_unsuccessful()
3009 if (ep->connect_mode == TCP_CONNECT_PASSIVE) { in qed_iwarp_tcp_connect_unsuccessful()
3010 ep->tcp_cid = QED_IWARP_INVALID_TCP_CID; in qed_iwarp_tcp_connect_unsuccessful()
3013 ep->event_cb(ep->cb_context, ¶ms); in qed_iwarp_tcp_connect_unsuccessful()
3014 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_tcp_connect_unsuccessful()
3015 list_del(&ep->list_entry); in qed_iwarp_tcp_connect_unsuccessful()
3016 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_tcp_connect_unsuccessful()
3024 u8 ll2_syn_handle = p_hwfn->p_rdma_info->iwarp.ll2_syn_handle; in qed_iwarp_connect_complete()
3026 if (ep->connect_mode == TCP_CONNECT_PASSIVE) { in qed_iwarp_connect_complete()
3028 qed_iwarp_ll2_post_rx(p_hwfn, ep->syn, ll2_syn_handle); in qed_iwarp_connect_complete()
3030 ep->syn = NULL; in qed_iwarp_connect_complete()
3032 /* If connect failed - upper layer doesn't know about it */ in qed_iwarp_connect_complete()
3050 if (!ep || (ep->sig != QED_EP_SIG)) { in qed_iwarp_check_ep_ok()
3062 struct qed_rdma_events events = p_hwfn->p_rdma_info->events; in qed_iwarp_async_event()
3063 struct regpair *fw_handle = &data->rdma_data.async_handle; in qed_iwarp_async_event()
3069 ep = (struct qed_iwarp_ep *)(uintptr_t)HILO_64(fw_handle->hi, in qed_iwarp_async_event()
3070 fw_handle->lo); in qed_iwarp_async_event()
3074 /* Async completion after TCP 3-way handshake */ in qed_iwarp_async_event()
3076 return -EINVAL; in qed_iwarp_async_event()
3079 "EP(0x%x) IWARP_EVENT_TYPE_ASYNC_CONNECT_COMPLETE fw_ret_code=%d\n", in qed_iwarp_async_event()
3080 ep->tcp_cid, fw_return_code); in qed_iwarp_async_event()
3085 return -EINVAL; in qed_iwarp_async_event()
3088 "QP(0x%x) IWARP_EVENT_TYPE_ASYNC_EXCEPTION_DETECTED fw_ret_code=%d\n", in qed_iwarp_async_event()
3089 ep->cid, fw_return_code); in qed_iwarp_async_event()
3095 return -EINVAL; in qed_iwarp_async_event()
3098 "QP(0x%x) IWARP_EVENT_TYPE_ASYNC_QP_IN_ERROR_STATE fw_ret_code=%d\n", in qed_iwarp_async_event()
3099 ep->cid, fw_return_code); in qed_iwarp_async_event()
3105 return -EINVAL; in qed_iwarp_async_event()
3108 "QP(0x%x) IWARP_EVENT_TYPE_ASYNC_MPA_HANDSHAKE_MPA_REPLY_ARRIVED fw_ret_code=%d\n", in qed_iwarp_async_event()
3109 ep->cid, fw_return_code); in qed_iwarp_async_event()
3114 return -EINVAL; in qed_iwarp_async_event()
3117 "QP(0x%x) IWARP_EVENT_TYPE_ASYNC_MPA_HANDSHAKE_COMPLETE fw_ret_code=%d\n", in qed_iwarp_async_event()
3118 ep->cid, fw_return_code); in qed_iwarp_async_event()
3122 cid = (u16)le32_to_cpu(fw_handle->lo); in qed_iwarp_async_event()
3124 "(0x%x)IWARP_EVENT_TYPE_ASYNC_CID_CLEANED\n", cid); in qed_iwarp_async_event()
3130 srq_offset = p_hwfn->p_rdma_info->srq_id_offset; in qed_iwarp_async_event()
3132 srq_id = ((u16)le32_to_cpu(fw_handle->lo)) - srq_offset; in qed_iwarp_async_event()
3139 srq_offset = p_hwfn->p_rdma_info->srq_id_offset; in qed_iwarp_async_event()
3141 srq_id = ((u16)le32_to_cpu(fw_handle->lo)) - srq_offset; in qed_iwarp_async_event()
3149 p_hwfn->p_rdma_info->events.affiliated_event( in qed_iwarp_async_event()
3150 p_hwfn->p_rdma_info->events.context, in qed_iwarp_async_event()
3157 return -EINVAL; in qed_iwarp_async_event()
3172 return -ENOMEM; in qed_iwarp_create_listen()
3174 listener->ip_version = iparams->ip_version; in qed_iwarp_create_listen()
3175 memcpy(listener->ip_addr, iparams->ip_addr, sizeof(listener->ip_addr)); in qed_iwarp_create_listen()
3176 listener->port = iparams->port; in qed_iwarp_create_listen()
3177 listener->vlan = iparams->vlan; in qed_iwarp_create_listen()
3179 listener->event_cb = iparams->event_cb; in qed_iwarp_create_listen()
3180 listener->cb_context = iparams->cb_context; in qed_iwarp_create_listen()
3181 listener->max_backlog = iparams->max_backlog; in qed_iwarp_create_listen()
3182 oparams->handle = listener; in qed_iwarp_create_listen()
3184 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_create_listen()
3185 list_add_tail(&listener->list_entry, in qed_iwarp_create_listen()
3186 &p_hwfn->p_rdma_info->iwarp.listen_list); in qed_iwarp_create_listen()
3187 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_create_listen()
3191 "callback=%p handle=%p ip=%x:%x:%x:%x port=0x%x vlan=0x%x\n", in qed_iwarp_create_listen()
3192 listener->event_cb, in qed_iwarp_create_listen()
3194 listener->ip_addr[0], in qed_iwarp_create_listen()
3195 listener->ip_addr[1], in qed_iwarp_create_listen()
3196 listener->ip_addr[2], in qed_iwarp_create_listen()
3197 listener->ip_addr[3], listener->port, listener->vlan); in qed_iwarp_create_listen()
3209 spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_destroy_listen()
3210 list_del(&listener->list_entry); in qed_iwarp_destroy_listen()
3211 spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); in qed_iwarp_destroy_listen()
3225 int rc; in qed_iwarp_send_rtr() local
3227 ep = iparams->ep_context; in qed_iwarp_send_rtr()
3230 return -EINVAL; in qed_iwarp_send_rtr()
3233 qp = ep->qp; in qed_iwarp_send_rtr()
3235 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "QP(0x%x) EP(0x%x)\n", in qed_iwarp_send_rtr()
3236 qp->icid, ep->tcp_cid); in qed_iwarp_send_rtr()
3239 init_data.cid = qp->icid; in qed_iwarp_send_rtr()
3240 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid; in qed_iwarp_send_rtr()
3243 rc = qed_sp_init_request(p_hwfn, &p_ent, in qed_iwarp_send_rtr()
3247 if (rc) in qed_iwarp_send_rtr()
3248 return rc; in qed_iwarp_send_rtr()
3250 rc = qed_spq_post(p_hwfn, p_ent, NULL); in qed_iwarp_send_rtr()
3252 DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "rc = 0x%x\n", rc); in qed_iwarp_send_rtr()
3254 return rc; in qed_iwarp_send_rtr()
3261 out_params->state = qed_iwarp2roce_state(qp->iwarp_state); in qed_iwarp_query_qp()