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gerrit-public.fairphone.software / kernel / msm-5.4 / fe2caefcdf5869f308c102e3d64d40683bfad711 / . / drivers / infiniband / hw / ocrdma / ocrdma_abi.h
blob: a411a4e3193d33dd7b113210868e1d754ea26af8 [file] [log] [blame]
Parav Panditfe2caef2012-03-21 04:09:06 +0530[diff] [blame^]1/*******************************************************************
2 * This file is part of the Emulex RoCE Device Driver for *
3 * RoCE (RDMA over Converged Ethernet) adapters. *
4 * Copyright (C) 2008-2012 Emulex. All rights reserved. *
5 * EMULEX and SLI are trademarks of Emulex. *
6 * www.emulex.com *
7 * *
8 * This program is free software; you can redistribute it and/or *
9 * modify it under the terms of version 2 of the GNU General *
10 * Public License as published by the Free Software Foundation. *
11 * This program is distributed in the hope that it will be useful. *
12 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
13 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
14 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
15 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
16 * TO BE LEGALLY INVALID. See the GNU General Public License for *
17 * more details, a copy of which can be found in the file COPYING *
18 * included with this package. *
19 *
20 * Contact Information:
21 * linux-drivers@emulex.com
22 *
23 * Emulex
24 * 3333 Susan Street
25 * Costa Mesa, CA 92626
26 *******************************************************************/
27
28#ifndef __OCRDMA_ABI_H__
29#define __OCRDMA_ABI_H__
30
31struct ocrdma_alloc_ucontext_resp {
32 u32 dev_id;
33 u32 wqe_size;
34 u32 max_inline_data;
35 u32 dpp_wqe_size;
36 u64 ah_tbl_page;
37 u32 ah_tbl_len;
38 u32 rsvd;
39 u8 fw_ver[32];
40 u32 rqe_size;
41 u64 rsvd1;
42} __packed;
43
44/* user kernel communication data structures. */
45struct ocrdma_alloc_pd_ureq {
46 u64 rsvd1;
47} __packed;
48
49struct ocrdma_alloc_pd_uresp {
50 u32 id;
51 u32 dpp_enabled;
52 u32 dpp_page_addr_hi;
53 u32 dpp_page_addr_lo;
54 u64 rsvd1;
55} __packed;
56
57struct ocrdma_create_cq_ureq {
58 u32 dpp_cq;
59 u32 rsvd;
60} __packed;
61
62#define MAX_CQ_PAGES 8
63struct ocrdma_create_cq_uresp {
64 u32 cq_id;
65 u32 page_size;
66 u32 num_pages;
67 u32 max_hw_cqe;
68 u64 page_addr[MAX_CQ_PAGES];
69 u64 db_page_addr;
70 u32 db_page_size;
71 u32 phase_change;
72 u64 rsvd1;
73 u64 rsvd2;
74} __packed;
75
76#define MAX_QP_PAGES 8
77#define MAX_UD_AV_PAGES 8
78
79struct ocrdma_create_qp_ureq {
80 u8 enable_dpp_cq;
81 u8 rsvd;
82 u16 dpp_cq_id;
83 u32 rsvd1;
84};
85
86struct ocrdma_create_qp_uresp {
87 u16 qp_id;
88 u16 sq_dbid;
89 u16 rq_dbid;
90 u16 resv0;
91 u32 sq_page_size;
92 u32 rq_page_size;
93 u32 num_sq_pages;
94 u32 num_rq_pages;
95 u64 sq_page_addr[MAX_QP_PAGES];
96 u64 rq_page_addr[MAX_QP_PAGES];
97 u64 db_page_addr;
98 u32 db_page_size;
99 u32 dpp_credit;
100 u32 dpp_offset;
101 u32 rsvd1;
102 u32 num_wqe_allocated;
103 u32 num_rqe_allocated;
104 u32 free_wqe_delta;
105 u32 free_rqe_delta;
106 u32 db_sq_offset;
107 u32 db_rq_offset;
108 u32 db_shift;
109 u64 rsvd2;
110 u64 rsvd3;
111} __packed;
112
113struct ocrdma_create_srq_uresp {
114 u16 rq_dbid;
115 u16 resv0;
116 u32 resv1;
117
118 u32 rq_page_size;
119 u32 num_rq_pages;
120
121 u64 rq_page_addr[MAX_QP_PAGES];
122 u64 db_page_addr;
123
124 u32 db_page_size;
125 u32 num_rqe_allocated;
126 u32 db_rq_offset;
127 u32 db_shift;
128
129 u32 free_rqe_delta;
130 u32 rsvd2;
131 u64 rsvd3;
132} __packed;
133
134#endif /* __OCRDMA_ABI_H__ */