xref: /freebsd/sys/dev/qlnx/qlnxe/ecore_cxt_api.h (revision d0b2dbfa)
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 __ECORE_CXT_API_H__
30 #define __ECORE_CXT_API_H__
31 
32 struct ecore_hwfn;
33 
34 struct ecore_cxt_info {
35 	void			*p_cxt;
36 	u32			iid;
37 	enum protocol_type	type;
38 };
39 
40 #define MAX_TID_BLOCKS			512
41 struct ecore_tid_mem {
42 	u32 tid_size;
43 	u32 num_tids_per_block;
44 	u32 waste;
45 	u8 *blocks[MAX_TID_BLOCKS]; /* 4K */
46 };
47 
48 /**
49 * @brief ecoreo_cid_get_cxt_info - Returns the context info for a specific cid
50 *
51 *
52 * @param p_hwfn
53 * @param p_info in/out
54 *
55 * @return enum _ecore_status_t
56 */
57 enum _ecore_status_t ecore_cxt_get_cid_info(struct ecore_hwfn *p_hwfn,
58 					    struct ecore_cxt_info *p_info);
59 
60 /**
61 * @brief ecore_cxt_get_tid_mem_info
62 *
63 * @param p_hwfn
64 * @param p_info
65 *
66 * @return enum _ecore_status_t
67 */
68 enum _ecore_status_t ecore_cxt_get_tid_mem_info(struct ecore_hwfn *p_hwfn,
69 						struct ecore_tid_mem *p_info);
70 
71 #endif
72