1*4882a593Smuzhiyun /* QLogic qedr NIC Driver
2*4882a593Smuzhiyun * Copyright (c) 2015-2016 QLogic Corporation
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * This software is available to you under a choice of one of two
5*4882a593Smuzhiyun * licenses. You may choose to be licensed under the terms of the GNU
6*4882a593Smuzhiyun * General Public License (GPL) Version 2, available from the file
7*4882a593Smuzhiyun * COPYING in the main directory of this source tree, or the
8*4882a593Smuzhiyun * OpenIB.org BSD license below:
9*4882a593Smuzhiyun *
10*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or
11*4882a593Smuzhiyun * without modification, are permitted provided that the following
12*4882a593Smuzhiyun * conditions are met:
13*4882a593Smuzhiyun *
14*4882a593Smuzhiyun * - Redistributions of source code must retain the above
15*4882a593Smuzhiyun * copyright notice, this list of conditions and the following
16*4882a593Smuzhiyun * disclaimer.
17*4882a593Smuzhiyun *
18*4882a593Smuzhiyun * - Redistributions in binary form must reproduce the above
19*4882a593Smuzhiyun * copyright notice, this list of conditions and the following
20*4882a593Smuzhiyun * disclaimer in the documentation and /or other materials
21*4882a593Smuzhiyun * provided with the distribution.
22*4882a593Smuzhiyun *
23*4882a593Smuzhiyun * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24*4882a593Smuzhiyun * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25*4882a593Smuzhiyun * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26*4882a593Smuzhiyun * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27*4882a593Smuzhiyun * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28*4882a593Smuzhiyun * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29*4882a593Smuzhiyun * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30*4882a593Smuzhiyun * SOFTWARE.
31*4882a593Smuzhiyun */
32*4882a593Smuzhiyun #ifndef LINUX_QEDR_CM_H_
33*4882a593Smuzhiyun #define LINUX_QEDR_CM_H_
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun #define QEDR_GSI_MAX_RECV_WR (4096)
36*4882a593Smuzhiyun #define QEDR_GSI_MAX_SEND_WR (4096)
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun #define QEDR_GSI_MAX_RECV_SGE (1) /* LL2 FW limitation */
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun #define QEDR_ROCE_V2_UDP_SPORT (0000)
41*4882a593Smuzhiyun
qedr_get_ipv4_from_gid(const u8 * gid)42*4882a593Smuzhiyun static inline u32 qedr_get_ipv4_from_gid(const u8 *gid)
43*4882a593Smuzhiyun {
44*4882a593Smuzhiyun return *(u32 *)(void *)&gid[12];
45*4882a593Smuzhiyun }
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun /* RDMA CM */
48*4882a593Smuzhiyun int qedr_gsi_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc);
49*4882a593Smuzhiyun int qedr_gsi_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr,
50*4882a593Smuzhiyun const struct ib_recv_wr **bad_wr);
51*4882a593Smuzhiyun int qedr_gsi_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
52*4882a593Smuzhiyun const struct ib_send_wr **bad_wr);
53*4882a593Smuzhiyun struct ib_qp *qedr_create_gsi_qp(struct qedr_dev *dev,
54*4882a593Smuzhiyun struct ib_qp_init_attr *attrs,
55*4882a593Smuzhiyun struct qedr_qp *qp);
56*4882a593Smuzhiyun void qedr_store_gsi_qp_cq(struct qedr_dev *dev,
57*4882a593Smuzhiyun struct qedr_qp *qp, struct ib_qp_init_attr *attrs);
58*4882a593Smuzhiyun int qedr_destroy_gsi_qp(struct qedr_dev *dev);
59*4882a593Smuzhiyun void qedr_inc_sw_gsi_cons(struct qedr_qp_hwq_info *info);
60*4882a593Smuzhiyun #endif
61