LXR linux/include/linux/qed/roce

   1/* QLogic qed NIC Driver
   2 * Copyright (c) 2015-2017  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
  33#ifndef __ROCE_COMMON__
  34#define __ROCE_COMMON__
  35
  36/************************/
  37/* ROCE FW CONSTANTS */
  38/************************/
  39
  40#define ROCE_REQ_MAX_INLINE_DATA_SIZE   (256)
  41#define ROCE_REQ_MAX_SINGLE_SQ_WQE_SIZE (288)
  42
  43#define ROCE_MAX_QPS                    (32 * 1024)
  44#define ROCE_DCQCN_NP_MAX_QPS           (64)
  45#define ROCE_DCQCN_RP_MAX_QPS           (64)
  46#define ROCE_LKEY_MW_DIF_EN_BIT         (28)
  47
  48/* Affiliated asynchronous events / errors enumeration */
  49enum roce_async_events_type {
  50        ROCE_ASYNC_EVENT_NONE = 0,
  51        ROCE_ASYNC_EVENT_COMM_EST = 1,
  52        ROCE_ASYNC_EVENT_SQ_DRAINED,
  53        ROCE_ASYNC_EVENT_SRQ_LIMIT,
  54        ROCE_ASYNC_EVENT_LAST_WQE_REACHED,
  55        ROCE_ASYNC_EVENT_CQ_ERR,
  56        ROCE_ASYNC_EVENT_LOCAL_INVALID_REQUEST_ERR,
  57        ROCE_ASYNC_EVENT_LOCAL_CATASTROPHIC_ERR,
  58        ROCE_ASYNC_EVENT_LOCAL_ACCESS_ERR,
  59        ROCE_ASYNC_EVENT_QP_CATASTROPHIC_ERR,
  60        ROCE_ASYNC_EVENT_CQ_OVERFLOW_ERR,
  61        ROCE_ASYNC_EVENT_SRQ_EMPTY,
  62        ROCE_ASYNC_EVENT_DESTROY_QP_DONE,
  63        ROCE_ASYNC_EVENT_XRC_DOMAIN_ERR,
  64        ROCE_ASYNC_EVENT_INVALID_XRCETH_ERR,
  65        ROCE_ASYNC_EVENT_XRC_SRQ_CATASTROPHIC_ERR,
  66        MAX_ROCE_ASYNC_EVENTS_TYPE
  67};
  68
  69#endif /* __ROCE_COMMON__ */
  70