1/* This file is part of the Emulex RoCE Device Driver for
2 * RoCE (RDMA over Converged Ethernet) adapters.
3 * Copyright (C) 2012-2015 Emulex. All rights reserved.
4 * EMULEX and SLI are trademarks of Emulex.
5 * www.emulex.com
6 *
7 * This software is available to you under a choice of one of two licenses.
8 * You may choose to be licensed under the terms of the GNU General Public
9 * License (GPL) Version 2, available from the file COPYING in the main
10 * directory of this source tree, or the BSD license below:
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 *
16 * - Redistributions of source code must retain the above copyright notice,
17 *   this list of conditions and the following disclaimer.
18 *
19 * - Redistributions in binary form must reproduce the above copyright
20 *   notice, this list of conditions and the following disclaimer in
21 *   the documentation and/or other materials provided with the distribution.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
27 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
31 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
32 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
33 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 *
35 * Contact Information:
36 * linux-drivers@emulex.com
37 *
38 * Emulex
39 * 3333 Susan Street
40 * Costa Mesa, CA 92626
41 */
42
43#ifndef __OCRDMA_VERBS_H__
44#define __OCRDMA_VERBS_H__
45
46int ocrdma_post_send(struct ib_qp *, const struct ib_send_wr *,
47		     const struct ib_send_wr **bad_wr);
48int ocrdma_post_recv(struct ib_qp *, const struct ib_recv_wr *,
49		     const struct ib_recv_wr **bad_wr);
50
51int ocrdma_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
52int ocrdma_arm_cq(struct ib_cq *, enum ib_cq_notify_flags flags);
53
54int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props,
55			struct ib_udata *uhw);
56int ocrdma_query_port(struct ib_device *ibdev, u32 port,
57		      struct ib_port_attr *props);
58
59enum rdma_protocol_type
60ocrdma_query_protocol(struct ib_device *device, u32 port_num);
61
62int ocrdma_query_pkey(struct ib_device *ibdev, u32 port, u16 index, u16 *pkey);
63
64int ocrdma_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata);
65void ocrdma_dealloc_ucontext(struct ib_ucontext *uctx);
66
67int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
68
69int ocrdma_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
70int ocrdma_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
71
72int ocrdma_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
73		     struct ib_udata *udata);
74int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
75int ocrdma_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
76
77int ocrdma_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *attrs,
78		     struct ib_udata *udata);
79int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
80		      int attr_mask);
81int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
82		     int attr_mask, struct ib_udata *udata);
83int ocrdma_query_qp(struct ib_qp *,
84		    struct ib_qp_attr *qp_attr,
85		    int qp_attr_mask, struct ib_qp_init_attr *);
86int ocrdma_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
87void ocrdma_del_flush_qp(struct ocrdma_qp *qp);
88
89int ocrdma_create_srq(struct ib_srq *srq, struct ib_srq_init_attr *attr,
90		      struct ib_udata *udata);
91int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *,
92		      enum ib_srq_attr_mask, struct ib_udata *);
93int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *);
94int ocrdma_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
95int ocrdma_post_srq_recv(struct ib_srq *, const struct ib_recv_wr *,
96			 const struct ib_recv_wr **bad_recv_wr);
97
98int ocrdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
99struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc);
100struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length,
101				 u64 virt, int acc, struct ib_udata *);
102struct ib_mr *ocrdma_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
103			      u32 max_num_sg);
104int ocrdma_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg, int sg_nents,
105		     unsigned int *sg_offset);
106
107#endif				/* __OCRDMA_VERBS_H__ */
108