1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2 /* QLogic qed NIC Driver
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
5 */
6
7 #ifndef __RDMA_COMMON__
8 #define __RDMA_COMMON__
9
10 /************************/
11 /* RDMA FW CONSTANTS */
12 /************************/
13
14 #define RDMA_RESERVED_LKEY (0)
15 #define RDMA_RING_PAGE_SIZE (0x1000)
16
17 #define RDMA_MAX_SGE_PER_SQ_WQE (4)
18 #define RDMA_MAX_SGE_PER_RQ_WQE (4)
19
20 #define RDMA_MAX_DATA_SIZE_IN_WQE (0x80000000)
21
22 #define RDMA_REQ_RD_ATOMIC_ELM_SIZE (0x50)
23 #define RDMA_RESP_RD_ATOMIC_ELM_SIZE (0x20)
24
25 #define RDMA_MAX_CQS (64 * 1024)
26 #define RDMA_MAX_TIDS (128 * 1024 - 1)
27 #define RDMA_MAX_PDS (64 * 1024)
28 #define RDMA_MAX_XRC_SRQS (1024)
29 #define RDMA_MAX_SRQS (32 * 1024)
30 #define RDMA_MAX_IRQ_ELEMS_IN_PAGE (128)
31
32 #define RDMA_NUM_STATISTIC_COUNTERS MAX_NUM_VPORTS
33 #define RDMA_NUM_STATISTIC_COUNTERS_K2 MAX_NUM_VPORTS_K2
34 #define RDMA_NUM_STATISTIC_COUNTERS_BB MAX_NUM_VPORTS_BB
35
36 #define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
37
38 struct rdma_srq_id {
39 __le16 srq_idx;
40 __le16 opaque_fid;
41 };
42
43 struct rdma_srq_producers {
44 __le32 sge_prod;
45 __le32 wqe_prod;
46 };
47
48 #endif /* __RDMA_COMMON__ */
49
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