root/drivers/infiniband/hw/qedr/verbs.h

INCLUDED FROM

   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 __QEDR_VERBS_H__
  33 #define __QEDR_VERBS_H__
  34 
  35 int qedr_query_device(struct ib_device *ibdev,
  36                       struct ib_device_attr *attr, struct ib_udata *udata);
  37 int qedr_query_port(struct ib_device *, u8 port, struct ib_port_attr *props);
  38 int qedr_modify_port(struct ib_device *, u8 port, int mask,
  39                      struct ib_port_modify *props);
  40 
  41 int qedr_iw_query_gid(struct ib_device *ibdev, u8 port,
  42                       int index, union ib_gid *gid);
  43 
  44 int qedr_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey);
  45 
  46 int qedr_alloc_ucontext(struct ib_ucontext *uctx, struct ib_udata *udata);
  47 void qedr_dealloc_ucontext(struct ib_ucontext *uctx);
  48 
  49 int qedr_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
  50 int qedr_alloc_pd(struct ib_pd *pd, struct ib_udata *udata);
  51 void qedr_dealloc_pd(struct ib_pd *pd, struct ib_udata *udata);
  52 
  53 int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
  54                    struct ib_udata *udata);
  55 int qedr_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
  56 void qedr_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);
  57 int qedr_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
  58 struct ib_qp *qedr_create_qp(struct ib_pd *, struct ib_qp_init_attr *attrs,
  59                              struct ib_udata *);
  60 int qedr_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  61                    int attr_mask, struct ib_udata *udata);
  62 int qedr_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr,
  63                   int qp_attr_mask, struct ib_qp_init_attr *);
  64 int qedr_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);
  65 
  66 int qedr_create_srq(struct ib_srq *ibsrq, struct ib_srq_init_attr *attr,
  67                     struct ib_udata *udata);
  68 int qedr_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr,
  69                     enum ib_srq_attr_mask attr_mask, struct ib_udata *udata);
  70 int qedr_query_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr);
  71 void qedr_destroy_srq(struct ib_srq *ibsrq, struct ib_udata *udata);
  72 int qedr_post_srq_recv(struct ib_srq *ibsrq, const struct ib_recv_wr *wr,
  73                        const struct ib_recv_wr **bad_recv_wr);
  74 int qedr_create_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr, u32 flags,
  75                    struct ib_udata *udata);
  76 void qedr_destroy_ah(struct ib_ah *ibah, u32 flags);
  77 
  78 int qedr_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata);
  79 struct ib_mr *qedr_get_dma_mr(struct ib_pd *, int acc);
  80 
  81 struct ib_mr *qedr_reg_user_mr(struct ib_pd *, u64 start, u64 length,
  82                                u64 virt, int acc, struct ib_udata *);
  83 
  84 int qedr_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg,
  85                    int sg_nents, unsigned int *sg_offset);
  86 
  87 struct ib_mr *qedr_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
  88                             u32 max_num_sg, struct ib_udata *udata);
  89 int qedr_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
  90 int qedr_post_send(struct ib_qp *, const struct ib_send_wr *,
  91                    const struct ib_send_wr **bad_wr);
  92 int qedr_post_recv(struct ib_qp *, const struct ib_recv_wr *,
  93                    const struct ib_recv_wr **bad_wr);
  94 int qedr_process_mad(struct ib_device *ibdev, int process_mad_flags,
  95                      u8 port_num, const struct ib_wc *in_wc,
  96                      const struct ib_grh *in_grh,
  97                      const struct ib_mad_hdr *in_mad,
  98                      size_t in_mad_size, struct ib_mad_hdr *out_mad,
  99                      size_t *out_mad_size, u16 *out_mad_pkey_index);
 100 
 101 int qedr_port_immutable(struct ib_device *ibdev, u8 port_num,
 102                         struct ib_port_immutable *immutable);
 103 #endif