include/linux/qed/roce_common.h

   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
  47 /* Affiliated asynchronous events / errors enumeration */
  48 enum roce_async_events_type {
  49         ROCE_ASYNC_EVENT_NONE = 0,
  50         ROCE_ASYNC_EVENT_COMM_EST = 1,
  51         ROCE_ASYNC_EVENT_SQ_DRAINED,
  52         ROCE_ASYNC_EVENT_SRQ_LIMIT,
  53         ROCE_ASYNC_EVENT_LAST_WQE_REACHED,
  54         ROCE_ASYNC_EVENT_CQ_ERR,
  55         ROCE_ASYNC_EVENT_LOCAL_INVALID_REQUEST_ERR,
  56         ROCE_ASYNC_EVENT_LOCAL_CATASTROPHIC_ERR,
  57         ROCE_ASYNC_EVENT_LOCAL_ACCESS_ERR,
  58         ROCE_ASYNC_EVENT_QP_CATASTROPHIC_ERR,
  59         ROCE_ASYNC_EVENT_CQ_OVERFLOW_ERR,
  60         ROCE_ASYNC_EVENT_SRQ_EMPTY,
  61         ROCE_ASYNC_EVENT_DESTROY_QP_DONE,
  62         MAX_ROCE_ASYNC_EVENTS_TYPE
  63 };
  64
  65 #endif /* __ROCE_COMMON__ */