xref: /freebsd/sys/dev/qlnx/qlnxe/iwarp_common.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
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  */
28 
29 #ifndef __IWARP_COMMON__
30 #define __IWARP_COMMON__
31 /************************************************************************/
32 /* Add include to common rdma target for both eCore and protocol rdma driver */
33 /************************************************************************/
34 #include "rdma_common.h"
35 /************************/
36 /* IWARP FW CONSTANTS	*/
37 /************************/
38 
39 #define IWARP_ACTIVE_MODE 0
40 #define IWARP_PASSIVE_MODE 1
41 
42 #define IWARP_SHARED_QUEUE_PAGE_SIZE			(0x8000)		//32KB page for Shared Queue Page
43 #define IWARP_SHARED_QUEUE_PAGE_RQ_PBL_OFFSET	(0x4000)		//First 12KB of Shared Queue Page is reserved for FW
44 #define IWARP_SHARED_QUEUE_PAGE_RQ_PBL_MAX_SIZE (0x1000)		//Max RQ PBL Size is 4KB
45 #define IWARP_SHARED_QUEUE_PAGE_SQ_PBL_OFFSET	(0x5000)
46 #define IWARP_SHARED_QUEUE_PAGE_SQ_PBL_MAX_SIZE	(0x3000)		//Max SQ PBL Size is 12KB
47 
48 #define IWARP_REQ_MAX_INLINE_DATA_SIZE		(128)	//max size of inline data in single request
49 #define IWARP_REQ_MAX_SINGLE_SQ_WQE_SIZE	(176)	//Maximum size of single SQ WQE (rdma wqe and inline data)
50 
51 #define IWARP_MAX_QPS				(64*1024)
52 
53 #endif /* __IWARP_COMMON__ */
54