1 /* QLogic qed NIC Driver
2  * Copyright (c) 2015-2017  QLogic Corporation
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 
33 #ifndef __ROCE_COMMON__
34 #define __ROCE_COMMON__
35 
36 /************************/
37 /* ROCE FW CONSTANTS */
38 /************************/
39 
40 #define ROCE_REQ_MAX_INLINE_DATA_SIZE	(256)
41 #define ROCE_REQ_MAX_SINGLE_SQ_WQE_SIZE	(288)
42 
43 #define ROCE_MAX_QPS			(32 * 1024)
44 #define ROCE_DCQCN_NP_MAX_QPS		(64)
45 #define ROCE_DCQCN_RP_MAX_QPS		(64)
46 #define ROCE_LKEY_MW_DIF_EN_BIT		(28)
47 
48 /* Affiliated asynchronous events / errors enumeration */
49 enum roce_async_events_type {
50 	ROCE_ASYNC_EVENT_NONE = 0,
51 	ROCE_ASYNC_EVENT_COMM_EST = 1,
52 	ROCE_ASYNC_EVENT_SQ_DRAINED,
53 	ROCE_ASYNC_EVENT_SRQ_LIMIT,
54 	ROCE_ASYNC_EVENT_LAST_WQE_REACHED,
55 	ROCE_ASYNC_EVENT_CQ_ERR,
56 	ROCE_ASYNC_EVENT_LOCAL_INVALID_REQUEST_ERR,
57 	ROCE_ASYNC_EVENT_LOCAL_CATASTROPHIC_ERR,
58 	ROCE_ASYNC_EVENT_LOCAL_ACCESS_ERR,
59 	ROCE_ASYNC_EVENT_QP_CATASTROPHIC_ERR,
60 	ROCE_ASYNC_EVENT_CQ_OVERFLOW_ERR,
61 	ROCE_ASYNC_EVENT_SRQ_EMPTY,
62 	ROCE_ASYNC_EVENT_DESTROY_QP_DONE,
63 	ROCE_ASYNC_EVENT_XRC_DOMAIN_ERR,
64 	ROCE_ASYNC_EVENT_INVALID_XRCETH_ERR,
65 	ROCE_ASYNC_EVENT_XRC_SRQ_CATASTROPHIC_ERR,
66 	MAX_ROCE_ASYNC_EVENTS_TYPE
67 };
68 
69 #endif /* __ROCE_COMMON__ */
70