drivers/infiniband/sw/rdmavt/qp.h

   1 #ifndef DEF_RVTQP_H
   2 #define DEF_RVTQP_H
   3
   4 /*
   5  * Copyright(c) 2016 Intel Corporation.
   6  *
   7  * This file is provided under a dual BSD/GPLv2 license.  When using or
   8  * redistributing this file, you may do so under either license.
   9  *
  10  * GPL LICENSE SUMMARY
  11  *
  12  * This program is free software; you can redistribute it and/or modify
  13  * it under the terms of version 2 of the GNU General Public License as
  14  * published by the Free Software Foundation.
  15  *
  16  * This program is distributed in the hope that it will be useful, but
  17  * WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  * General Public License for more details.
  20  *
  21  * BSD LICENSE
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  *
  27  *  - Redistributions of source code must retain the above copyright
  28  *    notice, this list of conditions and the following disclaimer.
  29  *  - Redistributions in binary form must reproduce the above copyright
  30  *    notice, this list of conditions and the following disclaimer in
  31  *    the documentation and/or other materials provided with the
  32  *    distribution.
  33  *  - Neither the name of Intel Corporation nor the names of its
  34  *    contributors may be used to endorse or promote products derived
  35  *    from this software without specific prior written permission.
  36  *
  37  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  38  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  39  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  40  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  41  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  42  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  43  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  44  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  45  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  46  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  47  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  48  *
  49  */
  50
  51 #include <rdma/rdmavt_qp.h>
  52
  53 int rvt_driver_qp_init(struct rvt_dev_info *rdi);
  54 void rvt_qp_exit(struct rvt_dev_info *rdi);
  55 struct ib_qp *rvt_create_qp(struct ib_pd *ibpd,
  56                             struct ib_qp_init_attr *init_attr,
  57                             struct ib_udata *udata);
  58 int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
  59                   int attr_mask, struct ib_udata *udata);
  60 int rvt_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
  61 int rvt_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
  62                  int attr_mask, struct ib_qp_init_attr *init_attr);
  63 int rvt_post_recv(struct ib_qp *ibqp, const struct ib_recv_wr *wr,
  64                   const struct ib_recv_wr **bad_wr);
  65 int rvt_post_send(struct ib_qp *ibqp, const struct ib_send_wr *wr,
  66                   const struct ib_send_wr **bad_wr);
  67 int rvt_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
  68                       const struct ib_recv_wr **bad_wr);
  69 int rvt_wss_init(struct rvt_dev_info *rdi);
  70 void rvt_wss_exit(struct rvt_dev_info *rdi);
  71 int rvt_alloc_rq(struct rvt_rq *rq, u32 size, int node,
  72                  struct ib_udata *udata);
  73 #endif          /* DEF_RVTQP_H */