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 void ocrdma_get_guid(struct ocrdma_dev *, u8 *guid);
  45 int ocrdma_query_gid(struct ib_device *, u8 port,
  46                      int index, union ib_gid *gid);
  47 int ocrdma_query_pkey(struct ib_device *, u8 port, u16 index, u16 *pkey);
  48
  49 struct ib_ucontext *ocrdma_alloc_ucontext(struct ib_device *,
  50                                           struct ib_udata *);
  51 int ocrdma_dealloc_ucontext(struct ib_ucontext *);
  52
  53 int ocrdma_mmap(struct ib_ucontext *, struct vm_area_struct *vma);
  54
  55 struct ib_pd *ocrdma_alloc_pd(struct ib_device *,
  56                               struct ib_ucontext *, struct ib_udata *);
  57 int ocrdma_dealloc_pd(struct ib_pd *pd);
  58
  59 struct ib_cq *ocrdma_create_cq(struct ib_device *, int entries, int vector,
  60                                struct ib_ucontext *, struct ib_udata *);
  61 int ocrdma_resize_cq(struct ib_cq *, int cqe, struct ib_udata *);
  62 int ocrdma_destroy_cq(struct ib_cq *);
  63
  64 struct ib_qp *ocrdma_create_qp(struct ib_pd *,
  65                                struct ib_qp_init_attr *attrs,
  66                                struct ib_udata *);
  67 int _ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  68                       int attr_mask);
  69 int ocrdma_modify_qp(struct ib_qp *, struct ib_qp_attr *attr,
  70                      int attr_mask, struct ib_udata *udata);
  71 int ocrdma_query_qp(struct ib_qp *,
  72                     struct ib_qp_attr *qp_attr,
  73                     int qp_attr_mask, struct ib_qp_init_attr *);
  74 int ocrdma_destroy_qp(struct ib_qp *);
  75 void ocrdma_del_flush_qp(struct ocrdma_qp *qp);
  76
  77 struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *,
  78                                  struct ib_udata *);
  79 int ocrdma_modify_srq(struct ib_srq *, struct ib_srq_attr *,
  80                       enum ib_srq_attr_mask, struct ib_udata *);
  81 int ocrdma_query_srq(struct ib_srq *, struct ib_srq_attr *);
  82 int ocrdma_destroy_srq(struct ib_srq *);
  83 int ocrdma_post_srq_recv(struct ib_srq *, struct ib_recv_wr *,
  84                          struct ib_recv_wr **bad_recv_wr);
  85
  86 int ocrdma_dereg_mr(struct ib_mr *);
  87 struct ib_mr *ocrdma_get_dma_mr(struct ib_pd *, int acc);
  88 struct ib_mr *ocrdma_reg_kernel_mr(struct ib_pd *,
  89                                    struct ib_phys_buf *buffer_list,
  90                                    int num_phys_buf, int acc, u64 *iova_start);
  91 struct ib_mr *ocrdma_reg_user_mr(struct ib_pd *, u64 start, u64 length,
  92                                  u64 virt, int acc, struct ib_udata *);
  93 struct ib_mr *ocrdma_alloc_frmr(struct ib_pd *pd, int max_page_list_len);
  94 struct ib_fast_reg_page_list *ocrdma_alloc_frmr_page_list(struct ib_device
  95                                                         *ibdev,
  96                                                         int page_list_len);
  97 void ocrdma_free_frmr_page_list(struct ib_fast_reg_page_list *page_list);
  98
  99 #endif                          /* __OCRDMA_VERBS_H__ */