iw_cxgb_user.h revision 178786 
1/*
2 * Copyright (c) 2007, 2008 Chelsio, Inc. All rights reserved.
3 *
4 * This software is available to you under a choice of one of two
5 * licenses.  You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 *     Redistribution and use in source and binary forms, with or
11 *     without modification, are permitted provided that the following
12 *     conditions are met:
13 *
14 *      - Redistributions of source code must retain the above
15 *        copyright notice, this list of conditions and the following
16 *        disclaimer.
17 *
18 *      - Redistributions in binary form must reproduce the above
19 *        copyright notice, this list of conditions and the following
20 *        disclaimer in the documentation and/or other materials
21 *        provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 *
32 * $FreeBSD: head/sys/dev/cxgb/ulp/iw_cxgb/iw_cxgb_user.h 178786 2008-05-05 18:46:18Z kmacy $
33 */
34#ifndef __IWCH_USER_H__
35#define __IWCH_USER_H__
36
37#define IWCH_UVERBS_ABI_VERSION	1
38
39/*
40 * Make sure that all structs defined in this file remain laid out so
41 * that they pack the same way on 32-bit and 64-bit architectures (to
42 * avoid incompatibility between 32-bit userspace and 64-bit kernels).
43 * In particular do not use pointer types -- pass pointers in uint64_t
44 * instead.
45 */
46struct iwch_create_cq_req {
47	uint64_t user_rptr_addr;
48};
49
50struct iwch_create_cq_resp {
51	uint64_t key;
52	uint32_t cqid;
53	uint32_t size_log2;
54};
55
56struct iwch_create_qp_resp {
57	uint64_t key;
58	uint64_t db_key;
59	uint32_t qpid;
60	uint32_t size_log2;
61	uint32_t sq_size_log2;
62	uint32_t rq_size_log2;
63};
64
65struct iwch_reg_user_mr_resp {
66	uint32_t pbl_addr;
67};
68#endif
69