2 * Copyright (c) 2017-2018 Cavium, Inc.
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31 #ifndef __RDMA_COMMON__
32 #define __RDMA_COMMON__
33 /************************/
34 /* RDMA FW CONSTANTS */
35 /************************/
37 #define RDMA_RESERVED_LKEY (0) //Reserved lkey
38 #define RDMA_RING_PAGE_SIZE (0x1000) //4KB pages
40 #define RDMA_MAX_SGE_PER_SQ_WQE (4) //max number of SGEs in a single request
41 #define RDMA_MAX_SGE_PER_RQ_WQE (4) //max number of SGEs in a single request
43 #define RDMA_MAX_DATA_SIZE_IN_WQE (0x80000000) //max size of data in single request
45 #define RDMA_REQ_RD_ATOMIC_ELM_SIZE (0x50)
46 #define RDMA_RESP_RD_ATOMIC_ELM_SIZE (0x20)
48 #define RDMA_MAX_CQS (64*1024)
49 #define RDMA_MAX_TIDS (128*1024-1)
50 #define RDMA_MAX_PDS (64*1024)
52 #define RDMA_NUM_STATISTIC_COUNTERS MAX_NUM_VPORTS
53 #define RDMA_NUM_STATISTIC_COUNTERS_K2 MAX_NUM_VPORTS_K2
54 #define RDMA_NUM_STATISTIC_COUNTERS_BB MAX_NUM_VPORTS_BB
56 #define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
61 __le16 srq_idx /* SRQ index */;
66 struct rdma_srq_producers
68 __le32 sge_prod /* Current produced sge in SRQ */;
69 __le32 wqe_prod /* Current produced WQE to SRQ */;
72 #endif /* __RDMA_COMMON__ */