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1 | /* QLogic qedr NIC Driver |
2 | * Copyright (c) 2015-2016 QLogic Corporation | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and /or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | */ | |
32 | #ifndef LINUX_QEDR_CM_H_ | |
33 | #define LINUX_QEDR_CM_H_ | |
34 | ||
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35 | #define QEDR_GSI_MAX_RECV_WR (4096) |
36 | #define QEDR_GSI_MAX_SEND_WR (4096) | |
37 | ||
38 | #define QEDR_GSI_MAX_RECV_SGE (1) /* LL2 FW limitation */ | |
39 | ||
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40 | #define QEDR_ROCE_V2_UDP_SPORT (0000) |
41 | ||
d8966fcd | 42 | static inline u32 qedr_get_ipv4_from_gid(const u8 *gid) |
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43 | { |
44 | return *(u32 *)(void *)&gid[12]; | |
45 | } | |
46 | ||
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47 | /* RDMA CM */ |
48 | int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc); | |
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49 | int qedr_gsi_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr, |
50 | const struct ib_recv_wr **bad_wr); | |
51 | int qedr_gsi_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr, | |
52 | const struct ib_send_wr **bad_wr); | |
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53 | struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev, |
54 | struct ib_qp_init_attr *attrs, | |
55 | struct qedr_qp *qp); | |
56 | void qedr_store_gsi_qp_cq(struct qedr_dev *dev, | |
57 | struct qedr_qp *qp, struct ib_qp_init_attr *attrs); | |
58 | int qedr_destroy_gsi_qp(struct qedr_dev *dev); | |
59 | void qedr_inc_sw_gsi_cons(struct qedr_qp_hwq_info *info); | |
cecbcddf | 60 | #endif |