summaryrefslogtreecommitdiffstats
path: root/drivers/infiniband/hw/bnxt_re/qplib_sp.h
blob: 11322582f5e48a8b40fe57a07f526cfca676af0a (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
/*
 * Broadcom NetXtreme-E RoCE driver.
 *
 * Copyright (c) 2016 - 2017, Broadcom. All rights reserved.  The term
 * Broadcom refers to Broadcom Limited and/or its subsidiaries.
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * BSD license below:
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Description: Slow Path Operators (header)
 *
 */

#ifndef __BNXT_QPLIB_SP_H__
#define __BNXT_QPLIB_SP_H__

#define BNXT_QPLIB_RESERVED_QP_WRS	128

#define PCI_EXP_DEVCTL2_ATOMIC_REQ      0x0040

struct bnxt_qplib_dev_attr {
	char				fw_ver[32];
	u16				max_sgid;
	u16				max_mrw;
	u32				max_qp;
#define BNXT_QPLIB_MAX_OUT_RD_ATOM	126
	u32				max_qp_rd_atom;
	u32				max_qp_init_rd_atom;
	u32				max_qp_wqes;
	u32				max_qp_sges;
	u32				max_cq;
	u32				max_cq_wqes;
	u32				max_cq_sges;
	u32				max_mr;
	u64				max_mr_size;
	u32				max_pd;
	u32				max_mw;
	u32				max_raw_ethy_qp;
	u32				max_ah;
	u32				max_fmr;
	u32				max_map_per_fmr;
	u32				max_srq;
	u32				max_srq_wqes;
	u32				max_srq_sges;
	u32				max_pkey;
	u32				max_inline_data;
	u32				l2_db_size;
	u8				tqm_alloc_reqs[MAX_TQM_ALLOC_REQ];
	bool				is_atomic;
};

struct bnxt_qplib_pd {
	u32				id;
};

struct bnxt_qplib_gid {
	u8				data[16];
};

struct bnxt_qplib_ah {
	struct bnxt_qplib_gid		dgid;
	struct bnxt_qplib_pd		*pd;
	u32				id;
	u8				sgid_index;
	/* For Query AH if the hw table and SW table are differnt */
	u8				host_sgid_index;
	u8				traffic_class;
	u32				flow_label;
	u8				hop_limit;
	u8				sl;
	u8				dmac[6];
	u16				vlan_id;
	u8				nw_type;
};

struct bnxt_qplib_mrw {
	struct bnxt_qplib_pd		*pd;
	int				type;
	u32				flags;
#define BNXT_QPLIB_FR_PMR		0x80000000
	u32				lkey;
	u32				rkey;
#define BNXT_QPLIB_RSVD_LKEY		0xFFFFFFFF
	u64				va;
	u64				total_size;
	u32				npages;
	u64				mr_handle;
	struct bnxt_qplib_hwq		hwq;
};

struct bnxt_qplib_frpl {
	int				max_pg_ptrs;
	struct bnxt_qplib_hwq		hwq;
};

#define BNXT_QPLIB_ACCESS_LOCAL_WRITE	BIT(0)
#define BNXT_QPLIB_ACCESS_REMOTE_READ	BIT(1)
#define BNXT_QPLIB_ACCESS_REMOTE_WRITE	BIT(2)
#define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC	BIT(3)
#define BNXT_QPLIB_ACCESS_MW_BIND	BIT(4)
#define BNXT_QPLIB_ACCESS_ZERO_BASED	BIT(5)
#define BNXT_QPLIB_ACCESS_ON_DEMAND	BIT(6)

int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res,
			struct bnxt_qplib_sgid_tbl *sgid_tbl, int index,
			struct bnxt_qplib_gid *gid);
int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
			struct bnxt_qplib_gid *gid, bool update);
int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
			struct bnxt_qplib_gid *gid, u8 *mac, u16 vlan_id,
			bool update, u32 *index);
int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
			   struct bnxt_qplib_gid *gid, u16 gid_idx, u8 *smac);
int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res,
			struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index,
			u16 *pkey);
int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res,
			struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey,
			bool update);
int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res,
			struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey,
			bool update);
int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
			    struct bnxt_qplib_dev_attr *attr);
int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);
int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);
int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
			 struct bnxt_qplib_mrw *mrw);
int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
			 bool block);
int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr,
		      u64 *pbl_tbl, int num_pbls, bool block);
int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr);
int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res,
				 struct bnxt_qplib_mrw *mr, int max);
int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res,
					struct bnxt_qplib_frpl *frpl, int max);
int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res,
				       struct bnxt_qplib_frpl *frpl);
int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids);
#endif /* __BNXT_QPLIB_SP_H__*/
OpenPOWER on IntegriCloud