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 __RDMA_COMMON__
34 #define __RDMA_COMMON__
35
36 /************************/
37 /* RDMA FW CONSTANTS */
38 /************************/
39
40 #define RDMA_RESERVED_LKEY (0)
41 #define RDMA_RING_PAGE_SIZE (0x1000)
42
43 #define RDMA_MAX_SGE_PER_SQ_WQE (4)
44 #define RDMA_MAX_SGE_PER_RQ_WQE (4)
45
46 #define RDMA_MAX_DATA_SIZE_IN_WQE (0x80000000)
47
48 #define RDMA_REQ_RD_ATOMIC_ELM_SIZE (0x50)
49 #define RDMA_RESP_RD_ATOMIC_ELM_SIZE (0x20)
50
51 #define RDMA_MAX_CQS (64 * 1024)
52 #define RDMA_MAX_TIDS (128 * 1024 - 1)
53 #define RDMA_MAX_PDS (64 * 1024)
54 #define RDMA_MAX_XRC_SRQS (1024)
55 #define RDMA_MAX_SRQS (32 * 1024)
56
57 #define RDMA_NUM_STATISTIC_COUNTERS MAX_NUM_VPORTS
58 #define RDMA_NUM_STATISTIC_COUNTERS_K2 MAX_NUM_VPORTS_K2
59 #define RDMA_NUM_STATISTIC_COUNTERS_BB MAX_NUM_VPORTS_BB
60
61 #define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
62
63 struct rdma_srq_id {
64 __le16 srq_idx;
65 __le16 opaque_fid;
66 };
67
68 struct rdma_srq_producers {
69 __le32 sge_prod;
70 __le32 wqe_prod;
71 };
72
73 #endif /* __RDMA_COMMON__ */