include/linux/qed/rdma_common.h

   1 /* QLogic qed NIC Driver
   2  * Copyright (c) 2015 QLogic Corporation
   3  *
   4  * This software is available under the terms of the GNU General Public License
   5  * (GPL) Version 2, available from the file COPYING in the main directory of
   6  * this source tree.
   7  */
   8
   9 #ifndef __RDMA_COMMON__
  10 #define __RDMA_COMMON__
  11 /************************/
  12 /* RDMA FW CONSTANTS */
  13 /************************/
  14
  15 #define RDMA_RESERVED_LKEY                      (0)
  16 #define RDMA_RING_PAGE_SIZE                     (0x1000)
  17
  18 #define RDMA_MAX_SGE_PER_SQ_WQE         (4)
  19 #define RDMA_MAX_SGE_PER_RQ_WQE         (4)
  20
  21 #define RDMA_MAX_DATA_SIZE_IN_WQE       (0x7FFFFFFF)
  22
  23 #define RDMA_REQ_RD_ATOMIC_ELM_SIZE             (0x50)
  24 #define RDMA_RESP_RD_ATOMIC_ELM_SIZE    (0x20)
  25
  26 #define RDMA_MAX_CQS                            (64 * 1024)
  27 #define RDMA_MAX_TIDS                           (128 * 1024 - 1)
  28 #define RDMA_MAX_PDS                            (64 * 1024)
  29
  30 #define RDMA_NUM_STATISTIC_COUNTERS                     MAX_NUM_VPORTS
  31 #define RDMA_NUM_STATISTIC_COUNTERS_BB                  MAX_NUM_VPORTS_BB
  32
  33 #define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
  34
  35 struct rdma_srq_id {
  36         __le16 srq_idx;
  37         __le16 opaque_fid;
  38 };
  39
  40 struct rdma_srq_producers {
  41         __le32 sge_prod;
  42         __le32 wqe_prod;
  43 };
  44
  45 #endif /* __RDMA_COMMON__ */