aboutsummaryrefslogtreecommitdiffstats
path: root/contrib/libs/linux-headers/rdma/cxgb4-abi.h
blob: 7aee121e016a8a0fb79c6d3f2d4a16b38b4973bb (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ 
/* 
 * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved. 
 * 
 * This software is available to you under a choice of one of two 
 * licenses.  You may choose to be licensed under the terms of the GNU 
 * General Public License (GPL) Version 2, available from the file 
 * COPYING in the main directory of this source tree, or the 
 * OpenIB.org BSD license below: 
 * 
 *     Redistribution and use in source and binary forms, with or 
 *     without modification, are permitted provided that the following 
 *     conditions are met: 
 * 
 *      - Redistributions of source code must retain the above 
 *        copyright notice, this list of conditions and the following 
 *        disclaimer. 
 * 
 *      - Redistributions in binary form must reproduce the above 
 *        copyright notice, this list of conditions and the following 
 *        disclaimer in the documentation and/or other materials 
 *        provided with the distribution. 
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 
 * SOFTWARE. 
 */ 
#ifndef CXGB4_ABI_USER_H 
#define CXGB4_ABI_USER_H 
 
#include <linux/types.h> 
 
#define C4IW_UVERBS_ABI_VERSION	3 
 
/* 
 * Make sure that all structs defined in this file remain laid out so 
 * that they pack the same way on 32-bit and 64-bit architectures (to 
 * avoid incompatibility between 32-bit userspace and 64-bit kernels). 
 * In particular do not use pointer types -- pass pointers in __aligned_u64 
 * instead. 
 */ 
 
enum { 
	C4IW_64B_CQE = (1 << 0) 
}; 
 
struct c4iw_create_cq { 
	__u32 flags; 
	__u32 reserved; 
}; 
 
struct c4iw_create_cq_resp { 
	__aligned_u64 key; 
	__aligned_u64 gts_key; 
	__aligned_u64 memsize; 
	__u32 cqid; 
	__u32 size; 
	__u32 qid_mask; 
	__u32 flags; 
}; 
 
enum { 
	C4IW_QPF_ONCHIP	= (1 << 0), 
	C4IW_QPF_WRITE_W_IMM = (1 << 1) 
}; 
 
struct c4iw_create_qp_resp { 
	__aligned_u64 ma_sync_key; 
	__aligned_u64 sq_key; 
	__aligned_u64 rq_key; 
	__aligned_u64 sq_db_gts_key; 
	__aligned_u64 rq_db_gts_key; 
	__aligned_u64 sq_memsize; 
	__aligned_u64 rq_memsize; 
	__u32 sqid; 
	__u32 rqid; 
	__u32 sq_size; 
	__u32 rq_size; 
	__u32 qid_mask; 
	__u32 flags; 
}; 
 
struct c4iw_create_srq_resp { 
	__aligned_u64 srq_key; 
	__aligned_u64 srq_db_gts_key; 
	__aligned_u64 srq_memsize; 
	__u32 srqid; 
	__u32 srq_size; 
	__u32 rqt_abs_idx; 
	__u32 qid_mask; 
	__u32 flags; 
	__u32 reserved; /* explicit padding */ 
}; 
 
enum { 
	/* HW supports SRQ_LIMIT_REACHED event */ 
	T4_SRQ_LIMIT_SUPPORT = 1 << 0, 
}; 
 
struct c4iw_alloc_ucontext_resp { 
	__aligned_u64 status_page_key; 
	__u32 status_page_size; 
	__u32 reserved; /* explicit padding (optional for i386) */ 
}; 
 
struct c4iw_alloc_pd_resp { 
	__u32 pdid; 
}; 
 
#endif /* CXGB4_ABI_USER_H */