xref: /freebsd/sys/dev/qlnx/qlnxe/roce_common.h (revision f39bffc62c1395bde25d152c7f68fdf7cbaab414)
1 /*
2  * Copyright (c) 2017-2018 Cavium, Inc.
3  * All rights reserved.
4  *
5  *  Redistribution and use in source and binary forms, with or without
6  *  modification, are permitted provided that the following conditions
7  *  are met:
8  *
9  *  1. Redistributions of source code must retain the above copyright
10  *     notice, this list of conditions and the following disclaimer.
11  *  2. Redistributions in binary form must reproduce the above copyright
12  *     notice, this list of conditions and the following disclaimer in the
13  *     documentation and/or other materials provided with the distribution.
14  *
15  *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16  *  AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  *  ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  *  POSSIBILITY OF SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  *
29  */
30 
31 #ifndef __ROCE_COMMON__
32 #define __ROCE_COMMON__
33 /************************************************************************/
34 /* Add include to common rdma target for both eCore and protocol rdma driver */
35 /************************************************************************/
36 #include "rdma_common.h"
37 /************************/
38 /* ROCE FW CONSTANTS */
39 /************************/
40 
41 #define ROCE_REQ_MAX_INLINE_DATA_SIZE (256)	//max size of inline data in single request
42 #define ROCE_REQ_MAX_SINGLE_SQ_WQE_SIZE	(288)	//Maximum size of single SQ WQE (rdma wqe and inline data)
43 
44 #define ROCE_MAX_QPS				(32*1024)
45 #define ROCE_DCQCN_NP_MAX_QPS  (64)	/* notification point max QPs*/
46 #define ROCE_DCQCN_RP_MAX_QPS  (64)		/* reaction point max QPs*/
47 
48 
49 /*
50  * Affiliated asynchronous events / errors enumeration
51  */
52 enum roce_async_events_type
53 {
54 	ROCE_ASYNC_EVENT_NONE=0,
55 	ROCE_ASYNC_EVENT_COMM_EST=1,
56 	ROCE_ASYNC_EVENT_SQ_DRAINED,
57 	ROCE_ASYNC_EVENT_SRQ_LIMIT,
58 	ROCE_ASYNC_EVENT_LAST_WQE_REACHED,
59 	ROCE_ASYNC_EVENT_CQ_ERR,
60 	ROCE_ASYNC_EVENT_LOCAL_INVALID_REQUEST_ERR,
61 	ROCE_ASYNC_EVENT_LOCAL_CATASTROPHIC_ERR,
62 	ROCE_ASYNC_EVENT_LOCAL_ACCESS_ERR,
63 	ROCE_ASYNC_EVENT_QP_CATASTROPHIC_ERR,
64 	ROCE_ASYNC_EVENT_CQ_OVERFLOW_ERR,
65 	ROCE_ASYNC_EVENT_SRQ_EMPTY,
66 	ROCE_ASYNC_EVENT_DESTROY_QP_DONE,
67 	MAX_ROCE_ASYNC_EVENTS_TYPE
68 };
69 
70 #endif /* __ROCE_COMMON__ */
71