drivers/infiniband/hw/ocrdma/ocrdma_ah.h

   1 /* This file is part of the Emulex RoCE Device Driver for
   2  * RoCE (RDMA over Converged Ethernet) adapters.
   3  * Copyright (C) 2012-2015 Emulex. All rights reserved.
   4  * EMULEX and SLI are trademarks of Emulex.
   5  * www.emulex.com
   6  *
   7  * This software is available to you under a choice of one of two licenses.
   8  * You may choose to be licensed under the terms of the GNU General Public
   9  * License (GPL) Version 2, available from the file COPYING in the main
  10  * directory of this source tree, or the BSD license below:
  11  *
  12  * Redistribution and use in source and binary forms, with or without
  13  * modification, are permitted provided that the following conditions
  14  * are met:
  15  *
  16  * - Redistributions of source code must retain the above copyright notice,
  17  *   this list of conditions and the following disclaimer.
  18  *
  19  * - Redistributions in binary form must reproduce the above copyright
  20  *   notice, this list of conditions and the following disclaimer in
  21  *   the documentation and/or other materials provided with the distribution.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  24  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
  27  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  28  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  29  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  30  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  31  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  32  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  33  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  34  *
  35  * Contact Information:
  36  * linux-drivers@emulex.com
  37  *
  38  * Emulex
  39  * 3333 Susan Street
  40  * Costa Mesa, CA 92626
  41  */
  42
  43 #ifndef __OCRDMA_AH_H__
  44 #define __OCRDMA_AH_H__
  45
  46 enum {
  47         OCRDMA_AH_ID_MASK               = 0x3FF,
  48         OCRDMA_AH_VLAN_VALID_MASK       = 0x01,
  49         OCRDMA_AH_VLAN_VALID_SHIFT      = 0x1F
  50 };
  51
  52 struct ib_ah *ocrdma_create_ah(struct ib_pd *, struct ib_ah_attr *);
  53 int ocrdma_destroy_ah(struct ib_ah *);
  54 int ocrdma_query_ah(struct ib_ah *, struct ib_ah_attr *);
  55 int ocrdma_modify_ah(struct ib_ah *, struct ib_ah_attr *);
  56
  57 int ocrdma_process_mad(struct ib_device *,
  58                        int process_mad_flags,
  59                        u8 port_num,
  60                        const struct ib_wc *in_wc,
  61                        const struct ib_grh *in_grh,
  62                        const struct ib_mad_hdr *in, size_t in_mad_size,
  63                        struct ib_mad_hdr *out, size_t *out_mad_size,
  64                        u16 *out_mad_pkey_index);
  65 #endif                          /* __OCRDMA_AH_H__ */