drivers/infiniband/hw/usnic/usnic_ib_verbs.h

   1 /*
   2  * Copyright (c) 2013, Cisco Systems, Inc. All rights reserved.
   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  * 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  */
  33
  34 #ifndef USNIC_IB_VERBS_H_
  35 #define USNIC_IB_VERBS_H_
  36
  37 #include "usnic_ib.h"
  38
  39 enum rdma_link_layer usnic_ib_port_link_layer(struct ib_device *device,
  40                                                 u8 port_num);
  41 int usnic_ib_query_device(struct ib_device *ibdev,
  42                                 struct ib_device_attr *props,
  43                           struct ib_udata *uhw);
  44 int usnic_ib_query_port(struct ib_device *ibdev, u8 port,
  45                                 struct ib_port_attr *props);
  46 int usnic_ib_query_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr,
  47                                 int qp_attr_mask,
  48                                 struct ib_qp_init_attr *qp_init_attr);
  49 int usnic_ib_query_gid(struct ib_device *ibdev, u8 port, int index,
  50                                 union ib_gid *gid);
  51 struct net_device *usnic_get_netdev(struct ib_device *device, u8 port_num);
  52 int usnic_ib_query_pkey(struct ib_device *ibdev, u8 port, u16 index,
  53                                 u16 *pkey);
  54 struct ib_pd *usnic_ib_alloc_pd(struct ib_device *ibdev,
  55                                 struct ib_ucontext *context,
  56                                 struct ib_udata *udata);
  57 int usnic_ib_dealloc_pd(struct ib_pd *pd);
  58 struct ib_qp *usnic_ib_create_qp(struct ib_pd *pd,
  59                                         struct ib_qp_init_attr *init_attr,
  60                                         struct ib_udata *udata);
  61 int usnic_ib_destroy_qp(struct ib_qp *qp);
  62 int usnic_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
  63                                 int attr_mask, struct ib_udata *udata);
  64 struct ib_cq *usnic_ib_create_cq(struct ib_device *ibdev,
  65                                  const struct ib_cq_init_attr *attr,
  66                                  struct ib_ucontext *context,
  67                                  struct ib_udata *udata);
  68 int usnic_ib_destroy_cq(struct ib_cq *cq);
  69 struct ib_mr *usnic_ib_reg_mr(struct ib_pd *pd, u64 start, u64 length,
  70                                 u64 virt_addr, int access_flags,
  71                                 struct ib_udata *udata);
  72 int usnic_ib_dereg_mr(struct ib_mr *ibmr);
  73 struct ib_ucontext *usnic_ib_alloc_ucontext(struct ib_device *ibdev,
  74                                                 struct ib_udata *udata);
  75 int usnic_ib_dealloc_ucontext(struct ib_ucontext *ibcontext);
  76 int usnic_ib_mmap(struct ib_ucontext *context,
  77                         struct vm_area_struct *vma);
  78 struct ib_ah *usnic_ib_create_ah(struct ib_pd *pd,
  79                                  struct rdma_ah_attr *ah_attr,
  80                                  struct ib_udata *udata);
  81
  82 int usnic_ib_destroy_ah(struct ib_ah *ah);
  83 int usnic_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr,
  84                         struct ib_send_wr **bad_wr);
  85 int usnic_ib_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr,
  86                         struct ib_recv_wr **bad_wr);
  87 int usnic_ib_poll_cq(struct ib_cq *ibcq, int num_entries,
  88                         struct ib_wc *wc);
  89 int usnic_ib_req_notify_cq(struct ib_cq *cq,
  90                                 enum ib_cq_notify_flags flags);
  91 struct ib_mr *usnic_ib_get_dma_mr(struct ib_pd *pd, int acc);
  92 #endif /* !USNIC_IB_VERBS_H */