drivers/infiniband/hw/ocrdma/ocrdma_verbs.h

   1 /*******************************************************************
   2  * This file is part of the Emulex RoCE Device Driver for          *
   3  * RoCE (RDMA over Converged Ethernet) adapters.                   *
   4  * Copyright (C) 2008-2012 Emulex. All rights reserved.            *
   5  * EMULEX and SLI are trademarks of Emulex.                        *
   6  * www.emulex.com                                                  *
   7  *                                                                 *
   8  * This program is free software; you can redistribute it and/or   *
   9  * modify it under the terms of version 2 of the GNU General       *
  10  * Public License as published by the Free Software Foundation.    *
  11  * This program is distributed in the hope that it will be useful. *
  12  * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
  13  * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
  14  * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
  15  * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
  16  * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
  17  * more details, a copy of which can be found in the file COPYING  *
  18  * included with this package.                                     *
  19  *
  20  * Contact Information:
  21  * linux-drivers@emulex.com
  22  *
  23  * Emulex
  24  * 3333 Susan Street
  25  * Costa Mesa, CA 92626
  26  *******************************************************************/
  27
  28 #ifndef __OCRDMA_VERBS_H__
  29 #define __OCRDMA_VERBS_H__
  30
  31 int ocrdma_post_send(struct ib_qp *, struct ib_send_wr *,
  32                      struct ib_send_wr **bad_wr);
  33 int ocrdma_post_recv(struct ib_qp *, struct ib_recv_wr *,
  34                      struct ib_recv_wr **bad_wr);
  35
  36 int ocrdma_poll_cq(struct ib_cq *, int num_entries, struct ib_wc *wc);
  37 int ocrdma_arm_cq(struct ib_cq *, enum ib_cq_notify_flags flags);
  38
  39 int ocrdma_query_device(struct ib_device *, struct ib_device_attr *props);
  40 int ocrdma_query_port(struct ib_device *, u8 port, struct ib_port_attr *props);
  41 int ocrdma_modify_port(struct ib_device *, u8 port, int mask,
  42                        struct ib_port_modify *props);
  43
  44 enum rdma_protocol_type
  45 ocrdma_query_protocol(struct ib_device *device, u8 port_num);
  46
  47 void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid);
  48 int ocrdma_query_gid(struct ib_device *, u8 port,
  49                      int index, union ib_gid *gid);
  50 int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey);
  51
  52 struct ib_ucontext *ocrdma_alloc_ucontext(struct ib_device *,
  53                                           struct ib_udata *);
  54 int ocrdma_dealloc_ucontext(struct ib_ucontext *);
  55
  56 int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
  57
  58 struct ib_pd *ocrdma_alloc_pd(struct ib_device *,
  59                               struct ib_ucontext *, struct ib_udata *);
  60 int ocrdma_dealloc_pd(struct ib_pd *pd);
  61
  62 struct ib_cq *ocrdma_create_cq(struct ib_device *ibdev,
  63                                const struct ib_cq_init_attr *attr,
  64                                struct ib_ucontext *ib_ctx,
  65                                struct ib_udata *udata);
  66 int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
  67 int ocrdma_destroy_cq(struct ib_cq *);
  68
  69 struct ib_qp *ocrdma_create_qp(struct ib_pd *,
  70                                struct ib_qp_init_attr *attrs,
  71                                struct ib_udata *);
  72 int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  73                       int attr_mask);
  74 int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  75                      int attr_mask, struct ib_udata *udata);
  76 int ocrdma_query_qp(struct ib_qp *,
  77                     struct ib_qp_attr *qp_attr,
  78                     int qp_attr_mask, struct ib_qp_init_attr *);
  79 int ocrdma_destroy_qp(struct ib_qp *);
  80 void ocrdma_del_flush_qp(struct ocrdma_qp *qp);
  81
  82 struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *,
  83                                  struct ib_udata *);
  84 int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *,
  85                       enum ib_srq_attr_mask, struct ib_udata *);
  86 int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *);
  87 int ocrdma_destroy_srq(struct ib_srq *);
  88 int ocrdma_post_srq_recv(struct ib_srq *, struct ib_recv_wr *,
  89                          struct ib_recv_wr **bad_recv_wr);
  90
  91 int ocrdma_dereg_mr(struct ib_mr *);
  92 struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc);
  93 struct ib_mr *ocrdma_reg_kernel_mr(struct ib_pd *,
  94                                    struct ib_phys_buf *buffer_list,
  95                                    int num_phys_buf, int acc, u64 *iova_start);
  96 struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length,
  97                                  u64 virt, int acc, struct ib_udata *);
  98 struct ib_mr *ocrdma_alloc_frmr(struct ib_pd *pd, int max_page_list_len);
  99 struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device
 100                                                         *ibdev,
 101                                                         int page_list_len);
 102 void ocrdma_free_frmr_page_list(struct ib_fast_reg_page_list *page_list);
 103
 104 #endif                          /* __OCRDMA_VERBS_H__ */