drivers/infiniband/hw/qedr/verbs.h

   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_query_gid(struct ib_device *, u8 port, int index, union ib_gid *gid);
  42
  43 int qedr_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey);
  44
  45 struct ib_ucontext *qedr_alloc_ucontext(struct ib_device *, struct ib_udata *);
  46 int qedr_dealloc_ucontext(struct ib_ucontext *);
  47
  48 int qedr_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
  49 int qedr_del_gid(struct ib_device *device, u8 port_num,
  50                  unsigned int index, void **context);
  51 int qedr_add_gid(struct ib_device *device, u8 port_num,
  52                  unsigned int index, const union ib_gid *gid,
  53                  const struct ib_gid_attr *attr, void **context);
  54 struct ib_pd *qedr_alloc_pd(struct ib_device *,
  55                             struct ib_ucontext *, struct ib_udata *);
  56 int qedr_dealloc_pd(struct ib_pd *pd);
  57
  58 struct ib_cq *qedr_create_cq(struct ib_device *ibdev,
  59                              const struct ib_cq_init_attr *attr,
  60                              struct ib_ucontext *ib_ctx,
  61                              struct ib_udata *udata);
  62 int qedr_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
  63 int qedr_destroy_cq(struct ib_cq *);
  64 int qedr_arm_cq(struct ib_cq *ibcq, enum ib_cq_notify_flags flags);
  65 struct ib_qp *qedr_create_qp(struct ib_pd *, struct ib_qp_init_attr *attrs,
  66                              struct ib_udata *);
  67 int qedr_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  68                    int attr_mask, struct ib_udata *udata);
  69 int qedr_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr,
  70                   int qp_attr_mask, struct ib_qp_init_attr *);
  71 int qedr_destroy_qp(struct ib_qp *ibqp);
  72
  73 struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr);
  74 int qedr_destroy_ah(struct ib_ah *ibah);
  75
  76 int qedr_dereg_mr(struct ib_mr *);
  77 struct ib_mr *qedr_get_dma_mr(struct ib_pd *, int acc);
  78
  79 struct ib_mr *qedr_reg_user_mr(struct ib_pd *, u64 start, u64 length,
  80                                u64 virt, int acc, struct ib_udata *);
  81
  82 int qedr_map_mr_sg(struct ib_mr *ibmr, struct scatterlist *sg,
  83                    int sg_nents, unsigned int *sg_offset);
  84
  85 struct ib_mr *qedr_alloc_mr(struct ib_pd *pd, enum ib_mr_type mr_type,
  86                             u32 max_num_sg);
  87 int qedr_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
  88 int qedr_post_send(struct ib_qp *, struct ib_send_wr *,
  89                    struct ib_send_wr **bad_wr);
  90 int qedr_post_recv(struct ib_qp *, struct ib_recv_wr *,
  91                    struct ib_recv_wr **bad_wr);
  92 int qedr_process_mad(struct ib_device *ibdev, int process_mad_flags,
  93                      u8 port_num, const struct ib_wc *in_wc,
  94                      const struct ib_grh *in_grh,
  95                      const struct ib_mad_hdr *in_mad,
  96                      size_t in_mad_size, struct ib_mad_hdr *out_mad,
  97                      size_t *out_mad_size, u16 *out_mad_pkey_index);
  98
  99 int qedr_port_immutable(struct ib_device *ibdev, u8 port_num,
 100                         struct ib_port_immutable *immutable);
 101 #endif