xref: /OK3568_Linux_fs/kernel/include/linux/qed/rdma_common.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2*4882a593Smuzhiyun /* QLogic qed NIC Driver
3*4882a593Smuzhiyun  * Copyright (c) 2015-2017  QLogic Corporation
4*4882a593Smuzhiyun  * Copyright (c) 2019-2020 Marvell International Ltd.
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __RDMA_COMMON__
8*4882a593Smuzhiyun #define __RDMA_COMMON__
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun /************************/
11*4882a593Smuzhiyun /* RDMA FW CONSTANTS */
12*4882a593Smuzhiyun /************************/
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun #define RDMA_RESERVED_LKEY		(0)
15*4882a593Smuzhiyun #define RDMA_RING_PAGE_SIZE		(0x1000)
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #define RDMA_MAX_SGE_PER_SQ_WQE		(4)
18*4882a593Smuzhiyun #define RDMA_MAX_SGE_PER_RQ_WQE		(4)
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define RDMA_MAX_DATA_SIZE_IN_WQE	(0x80000000)
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun #define RDMA_REQ_RD_ATOMIC_ELM_SIZE	(0x50)
23*4882a593Smuzhiyun #define RDMA_RESP_RD_ATOMIC_ELM_SIZE	(0x20)
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #define RDMA_MAX_CQS			(64 * 1024)
26*4882a593Smuzhiyun #define RDMA_MAX_TIDS			(128 * 1024 - 1)
27*4882a593Smuzhiyun #define RDMA_MAX_PDS			(64 * 1024)
28*4882a593Smuzhiyun #define RDMA_MAX_XRC_SRQS                       (1024)
29*4882a593Smuzhiyun #define RDMA_MAX_SRQS                           (32 * 1024)
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun #define RDMA_NUM_STATISTIC_COUNTERS	MAX_NUM_VPORTS
32*4882a593Smuzhiyun #define RDMA_NUM_STATISTIC_COUNTERS_K2	MAX_NUM_VPORTS_K2
33*4882a593Smuzhiyun #define RDMA_NUM_STATISTIC_COUNTERS_BB	MAX_NUM_VPORTS_BB
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun #define RDMA_TASK_TYPE (PROTOCOLID_ROCE)
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun struct rdma_srq_id {
38*4882a593Smuzhiyun 	__le16 srq_idx;
39*4882a593Smuzhiyun 	__le16 opaque_fid;
40*4882a593Smuzhiyun };
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun struct rdma_srq_producers {
43*4882a593Smuzhiyun 	__le32 sge_prod;
44*4882a593Smuzhiyun 	__le32 wqe_prod;
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun 
47*4882a593Smuzhiyun #endif /* __RDMA_COMMON__ */
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