qlogic/qed/qed_iwarp.c

90 /* We have two cid maps, one for tcp which should be used only from passive
94 static void qed_iwarp_cid_cleaned(struct qed_hwfn *p_hwfn, u32 cid)
96 	cid -= qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto);
100 	if (cid < QED_IWARP_PREALLOC_CNT)
102 				    cid);
104 		qed_bmap_release_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid);
124 static int qed_iwarp_alloc_cid(struct qed_hwfn *p_hwfn, u32 *cid)
129 	rc = qed_rdma_bmap_alloc_id(p_hwfn, &p_hwfn->p_rdma_info->cid_map, cid);
132 		DP_NOTICE(p_hwfn, "Failed in allocating iwarp cid\n");
135 	*cid += qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto);
137 	rc = qed_cxt_dynamic_ilt_alloc(p_hwfn, QED_ELEM_CXT, *cid);
139 		qed_iwarp_cid_cleaned(p_hwfn, *cid);
144 static void qed_iwarp_set_tcp_cid(struct qed_hwfn *p_hwfn, u32 cid)
146 	cid -= qed_cxt_get_proto_cid_start(p_hwfn, p_hwfn->p_rdma_info->proto);
149 	qed_bmap_set_id(p_hwfn, &p_hwfn->p_rdma_info->tcp_cid_map, cid);
153 /* This function allocates a cid for passive tcp (called from syn receive)
154  * the reason it's separate from the regular cid allocation is because it
158 static int qed_iwarp_alloc_tcp_cid(struct qed_hwfn *p_hwfn, u32 *cid)
165 				    &p_hwfn->p_rdma_info->tcp_cid_map, cid);
171 			   "can't allocate iwarp tcp cid max-count=%d\n",
174 		*cid = QED_IWARP_INVALID_TCP_CID;
178 	*cid += qed_cxt_get_proto_cid_start(p_hwfn,
191 	u32 cid;
210 	rc = qed_iwarp_alloc_cid(p_hwfn, &cid);
214 	qp->icid = (u16)cid;
218 	init_data.cid = qp->icid;
279 	qed_iwarp_cid_cleaned(p_hwfn, cid);
298 	init_data.cid = qp->icid;
470 	init_data.cid = qp->icid;
638 	init_data.cid = ep->tcp_cid;
841 	init_data.cid = reject ? ep->tcp_cid : qp->icid;
904 		ep->cid = qp->icid;	/* Now they're migrated. */
1033 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1038 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1042 		DP_NOTICE(p_hwfn, "%s(0x%x) MPA reset(tcp cid: 0x%x)\n",
1043 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid,
1049 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1054 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1059 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1064 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1069 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1074 			  QED_IWARP_CONNECT_MODE_STRING(ep), ep->cid);
1161 	u32 cid;
1177 	rc = qed_iwarp_alloc_cid(p_hwfn, &cid);
1185 	ep->tcp_cid = cid;
1240 	qed_iwarp_cid_cleaned(p_hwfn, cid);
1260 	/* in some cases we could have failed allocating a tcp cid when added
1303 		 * immediately reset without receiving a per-cid indication
1341 	/* Now free the tcp cids from the main cid map */
1380 	u32 cid;
1393 			rc = qed_iwarp_alloc_cid(p_hwfn, &cid);
1396 			qed_iwarp_set_tcp_cid(p_hwfn, cid);
1402 			qed_iwarp_alloc_tcp_cid(p_hwfn, &cid);
1405 		ep->tcp_cid = cid;
1425 	/* Allocate bitmap for tcp cid. These are used by passive side
1426 	 * to ensure it can allocate a tcp cid during dpc that was
1433 			   "Failed to allocate tcp cid, rc = %d\n", rc);
1776 						      u16 cid)
1782 	idx = cid - qed_cxt_get_proto_cid_start(p_hwfn, PROTOCOLID_IWARP);
1784 		DP_ERR(p_hwfn, "Invalid cid %x max_num_partial_fpdus=%x\n", cid,
2160 	u16 cid, first_mpa_offset;
2164 	cid = le32_to_cpu(curr_pkt->cid);
2166 	fpdu = qed_iwarp_get_curr_fpdu(p_hwfn, (u16)cid);
2167 	if (!fpdu) { /* something corrupt with cid, post rx back */
2168 		DP_ERR(p_hwfn, "Invalid cid, drop and post back to rx cid=%x\n",
2169 		       cid);
2335 		   mpa_buf->data.cid);
2541 	u32 cid;
2546 	cid = le32_to_cpu(unalign_data.cid);
2548 	DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "(0x%x) Flush fpdu\n", cid);
2550 	fpdu = qed_iwarp_get_curr_fpdu(p_hwfn, (u16)cid);
2896 		   ep->cid, fw_ret_code);
3067 	u16 cid;
3089 			   ep->cid, fw_return_code);
3099 			   ep->cid, fw_return_code);
3109 			   ep->cid, fw_return_code);
3118 			   ep->cid, fw_return_code);
3122 		cid = (u16)le32_to_cpu(fw_handle->lo);
3124 			   "(0x%x)IWARP_EVENT_TYPE_ASYNC_CID_CLEANED\n", cid);
3125 		qed_iwarp_cid_cleaned(p_hwfn, cid);
3239 	init_data.cid = qp->icid;