LXR linux/include/linux/mlx5/srq.h

   1/*
   2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
   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
  33#ifndef MLX5_SRQ_H
  34#define MLX5_SRQ_H
  35
  36#include <linux/mlx5/driver.h>
  37
  38enum {
  39        MLX5_SRQ_FLAG_ERR    = (1 << 0),
  40        MLX5_SRQ_FLAG_WQ_SIG = (1 << 1),
  41};
  42
  43struct mlx5_srq_attr {
  44        u32 type;
  45        u32 flags;
  46        u32 log_size;
  47        u32 wqe_shift;
  48        u32 log_page_size;
  49        u32 wqe_cnt;
  50        u32 srqn;
  51        u32 xrcd;
  52        u32 page_offset;
  53        u32 cqn;
  54        u32 pd;
  55        u32 lwm;
  56        u32 user_index;
  57        u64 db_record;
  58        __be64 *pas;
  59};
  60
  61struct mlx5_core_dev;
  62
  63void mlx5_init_srq_table(struct mlx5_core_dev *dev);
  64void mlx5_cleanup_srq_table(struct mlx5_core_dev *dev);
  65
  66#endif /* MLX5_SRQ_H */
  67