1 /*
2  * Broadcom NetXtreme-E RoCE driver.
3  *
4  * Copyright (c) 2016 - 2017, Broadcom. All rights reserved.  The term
5  * Broadcom refers to Broadcom Limited and/or its subsidiaries.
6  *
7  * This software is available to you under a choice of one of two
8  * licenses.  You may choose to be licensed under the terms of the GNU
9  * General Public License (GPL) Version 2, available from the file
10  * COPYING in the main directory of this source tree, or the
11  * BSD license below:
12  *
13  * Redistribution and use in source and binary forms, with or without
14  * modification, are permitted provided that the following conditions
15  * are met:
16  *
17  * 1. Redistributions of source code must retain the above copyright
18  *    notice, this list of conditions and the following disclaimer.
19  * 2. Redistributions in binary form must reproduce the above copyright
20  *    notice, this list of conditions and the following disclaimer in
21  *    the documentation and/or other materials provided with the
22  *    distribution.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
25  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
26  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
28  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
31  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
32  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
33  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
34  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35  *
36  * Description: Statistics (header)
37  *
38  */
39 
40 #ifndef __BNXT_RE_HW_STATS_H__
41 #define __BNXT_RE_HW_STATS_H__
42 
43 enum bnxt_re_hw_stats {
44 	BNXT_RE_ACTIVE_PD,
45 	BNXT_RE_ACTIVE_AH,
46 	BNXT_RE_ACTIVE_QP,
47 	BNXT_RE_ACTIVE_RC_QP,
48 	BNXT_RE_ACTIVE_UD_QP,
49 	BNXT_RE_ACTIVE_SRQ,
50 	BNXT_RE_ACTIVE_CQ,
51 	BNXT_RE_ACTIVE_MR,
52 	BNXT_RE_ACTIVE_MW,
53 	BNXT_RE_WATERMARK_PD,
54 	BNXT_RE_WATERMARK_AH,
55 	BNXT_RE_WATERMARK_QP,
56 	BNXT_RE_WATERMARK_RC_QP,
57 	BNXT_RE_WATERMARK_UD_QP,
58 	BNXT_RE_WATERMARK_SRQ,
59 	BNXT_RE_WATERMARK_CQ,
60 	BNXT_RE_WATERMARK_MR,
61 	BNXT_RE_WATERMARK_MW,
62 	BNXT_RE_RESIZE_CQ_CNT,
63 	BNXT_RE_RX_PKTS,
64 	BNXT_RE_RX_BYTES,
65 	BNXT_RE_TX_PKTS,
66 	BNXT_RE_TX_BYTES,
67 	BNXT_RE_RECOVERABLE_ERRORS,
68 	BNXT_RE_TX_ERRORS,
69 	BNXT_RE_TX_DISCARDS,
70 	BNXT_RE_RX_ERRORS,
71 	BNXT_RE_RX_DISCARDS,
72 	BNXT_RE_TO_RETRANSMITS,
73 	BNXT_RE_SEQ_ERR_NAKS_RCVD,
74 	BNXT_RE_MAX_RETRY_EXCEEDED,
75 	BNXT_RE_RNR_NAKS_RCVD,
76 	BNXT_RE_MISSING_RESP,
77 	BNXT_RE_UNRECOVERABLE_ERR,
78 	BNXT_RE_BAD_RESP_ERR,
79 	BNXT_RE_LOCAL_QP_OP_ERR,
80 	BNXT_RE_LOCAL_PROTECTION_ERR,
81 	BNXT_RE_MEM_MGMT_OP_ERR,
82 	BNXT_RE_REMOTE_INVALID_REQ_ERR,
83 	BNXT_RE_REMOTE_ACCESS_ERR,
84 	BNXT_RE_REMOTE_OP_ERR,
85 	BNXT_RE_DUP_REQ,
86 	BNXT_RE_RES_EXCEED_MAX,
87 	BNXT_RE_RES_LENGTH_MISMATCH,
88 	BNXT_RE_RES_EXCEEDS_WQE,
89 	BNXT_RE_RES_OPCODE_ERR,
90 	BNXT_RE_RES_RX_INVALID_RKEY,
91 	BNXT_RE_RES_RX_DOMAIN_ERR,
92 	BNXT_RE_RES_RX_NO_PERM,
93 	BNXT_RE_RES_RX_RANGE_ERR,
94 	BNXT_RE_RES_TX_INVALID_RKEY,
95 	BNXT_RE_RES_TX_DOMAIN_ERR,
96 	BNXT_RE_RES_TX_NO_PERM,
97 	BNXT_RE_RES_TX_RANGE_ERR,
98 	BNXT_RE_RES_IRRQ_OFLOW,
99 	BNXT_RE_RES_UNSUP_OPCODE,
100 	BNXT_RE_RES_UNALIGNED_ATOMIC,
101 	BNXT_RE_RES_REM_INV_ERR,
102 	BNXT_RE_RES_MEM_ERROR,
103 	BNXT_RE_RES_SRQ_ERR,
104 	BNXT_RE_RES_CMP_ERR,
105 	BNXT_RE_RES_INVALID_DUP_RKEY,
106 	BNXT_RE_RES_WQE_FORMAT_ERR,
107 	BNXT_RE_RES_CQ_LOAD_ERR,
108 	BNXT_RE_RES_SRQ_LOAD_ERR,
109 	BNXT_RE_RES_TX_PCI_ERR,
110 	BNXT_RE_RES_RX_PCI_ERR,
111 	BNXT_RE_OUT_OF_SEQ_ERR,
112 	BNXT_RE_TX_ATOMIC_REQ,
113 	BNXT_RE_TX_READ_REQ,
114 	BNXT_RE_TX_READ_RES,
115 	BNXT_RE_TX_WRITE_REQ,
116 	BNXT_RE_TX_SEND_REQ,
117 	BNXT_RE_TX_ROCE_PKTS,
118 	BNXT_RE_TX_ROCE_BYTES,
119 	BNXT_RE_RX_ATOMIC_REQ,
120 	BNXT_RE_RX_READ_REQ,
121 	BNXT_RE_RX_READ_RESP,
122 	BNXT_RE_RX_WRITE_REQ,
123 	BNXT_RE_RX_SEND_REQ,
124 	BNXT_RE_RX_ROCE_PKTS,
125 	BNXT_RE_RX_ROCE_BYTES,
126 	BNXT_RE_RX_ROCE_GOOD_PKTS,
127 	BNXT_RE_RX_ROCE_GOOD_BYTES,
128 	BNXT_RE_OOB,
129 	BNXT_RE_TX_CNP,
130 	BNXT_RE_RX_CNP,
131 	BNXT_RE_RX_ECN,
132 	BNXT_RE_PACING_RESCHED,
133 	BNXT_RE_PACING_CMPL,
134 	BNXT_RE_PACING_ALERT,
135 	BNXT_RE_DB_FIFO_REG,
136 	BNXT_RE_NUM_EXT_COUNTERS
137 };
138 
139 #define BNXT_RE_NUM_STD_COUNTERS (BNXT_RE_OUT_OF_SEQ_ERR + 1)
140 
141 struct bnxt_re_db_pacing_stats {
142 	u64 resched;
143 	u64 complete;
144 	u64 alerts;
145 };
146 
147 struct bnxt_re_res_cntrs {
148 	atomic_t qp_count;
149 	atomic_t rc_qp_count;
150 	atomic_t ud_qp_count;
151 	atomic_t cq_count;
152 	atomic_t srq_count;
153 	atomic_t mr_count;
154 	atomic_t mw_count;
155 	atomic_t ah_count;
156 	atomic_t pd_count;
157 	atomic_t resize_count;
158 	u64 qp_watermark;
159 	u64 rc_qp_watermark;
160 	u64 ud_qp_watermark;
161 	u64 cq_watermark;
162 	u64 srq_watermark;
163 	u64 mr_watermark;
164 	u64 mw_watermark;
165 	u64 ah_watermark;
166 	u64 pd_watermark;
167 };
168 
169 struct bnxt_re_rstat {
170 	struct bnxt_qplib_roce_stats    errs;
171 	struct bnxt_qplib_ext_stat      ext_stat;
172 };
173 
174 struct bnxt_re_stats {
175 	struct bnxt_re_rstat            rstat;
176 	struct bnxt_re_res_cntrs        res;
177 	struct bnxt_re_db_pacing_stats  pacing;
178 };
179 
180 struct rdma_hw_stats *bnxt_re_ib_alloc_hw_port_stats(struct ib_device *ibdev,
181 						     u32 port_num);
182 int bnxt_re_ib_get_hw_stats(struct ib_device *ibdev,
183 			    struct rdma_hw_stats *stats,
184 			    u32 port, int index);
185 #endif /* __BNXT_RE_HW_STATS_H__ */
186