counters.c

  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * Copyright (c) 2024, Microsoft Corporation. All rights reserved.
  4 */
  5
  6#include "counters.h"
  7
  8static const struct rdma_stat_desc mana_ib_port_stats_desc[] = {
  9	[MANA_IB_REQUESTER_TIMEOUT].name = "requester_timeout",
 10	[MANA_IB_REQUESTER_OOS_NAK].name = "requester_oos_nak",
 11	[MANA_IB_REQUESTER_RNR_NAK].name = "requester_rnr_nak",
 12	[MANA_IB_RESPONDER_RNR_NAK].name = "responder_rnr_nak",
 13	[MANA_IB_RESPONDER_OOS].name = "responder_oos",
 14	[MANA_IB_RESPONDER_DUP_REQUEST].name = "responder_dup_request",
 15	[MANA_IB_REQUESTER_IMPLICIT_NAK].name = "requester_implicit_nak",
 16	[MANA_IB_REQUESTER_READRESP_PSN_MISMATCH].name = "requester_readresp_psn_mismatch",
 17	[MANA_IB_NAK_INV_REQ].name = "nak_inv_req",
 18	[MANA_IB_NAK_ACCESS_ERR].name = "nak_access_error",
 19	[MANA_IB_NAK_OPP_ERR].name = "nak_opp_error",
 20	[MANA_IB_NAK_INV_READ].name = "nak_inv_read",
 21	[MANA_IB_RESPONDER_LOCAL_LEN_ERR].name = "responder_local_len_error",
 22	[MANA_IB_REQUESTOR_LOCAL_PROT_ERR].name = "requestor_local_prot_error",
 23	[MANA_IB_RESPONDER_REM_ACCESS_ERR].name = "responder_rem_access_error",
 24	[MANA_IB_RESPONDER_LOCAL_QP_ERR].name = "responder_local_qp_error",
 25	[MANA_IB_RESPONDER_MALFORMED_WQE].name = "responder_malformed_wqe",
 26	[MANA_IB_GENERAL_HW_ERR].name = "general_hw_error",
 27	[MANA_IB_REQUESTER_RNR_NAK_RETRIES_EXCEEDED].name = "requester_rnr_nak_retries_exceeded",
 28	[MANA_IB_REQUESTER_RETRIES_EXCEEDED].name = "requester_retries_exceeded",
 29	[MANA_IB_TOTAL_FATAL_ERR].name = "total_fatal_error",
 30	[MANA_IB_RECEIVED_CNPS].name = "received_cnps",
 31	[MANA_IB_NUM_QPS_CONGESTED].name = "num_qps_congested",
 32	[MANA_IB_RATE_INC_EVENTS].name = "rate_inc_events",
 33	[MANA_IB_NUM_QPS_RECOVERED].name = "num_qps_recovered",
 34	[MANA_IB_CURRENT_RATE].name = "current_rate",
 35	[MANA_IB_DUP_RX_REQ].name = "dup_rx_requests",
 36	[MANA_IB_TX_BYTES].name = "tx_bytes",
 37	[MANA_IB_RX_BYTES].name = "rx_bytes",
 38	[MANA_IB_RX_SEND_REQ].name = "rx_send_requests",
 39	[MANA_IB_RX_WRITE_REQ].name = "rx_write_requests",
 40	[MANA_IB_RX_READ_REQ].name = "rx_read_requests",
 41	[MANA_IB_TX_PKT].name = "tx_packets",
 42	[MANA_IB_RX_PKT].name = "rx_packets",
 43};
 44
 45static const struct rdma_stat_desc mana_ib_device_stats_desc[] = {
 46	[MANA_IB_SENT_CNPS].name = "sent_cnps",
 47	[MANA_IB_RECEIVED_ECNS].name = "received_ecns",
 48	[MANA_IB_RECEIVED_CNP_COUNT].name = "received_cnp_count",
 49	[MANA_IB_QP_CONGESTED_EVENTS].name = "qp_congested_events",
 50	[MANA_IB_QP_RECOVERED_EVENTS].name = "qp_recovered_events",
 51	[MANA_IB_DEV_RATE_INC_EVENTS].name = "rate_inc_events",
 52};
 53
 54struct rdma_hw_stats *mana_ib_alloc_hw_device_stats(struct ib_device *ibdev)
 55{
 56	return rdma_alloc_hw_stats_struct(mana_ib_device_stats_desc,
 57					  ARRAY_SIZE(mana_ib_device_stats_desc),
 58					  RDMA_HW_STATS_DEFAULT_LIFESPAN);
 59}
 60
 61struct rdma_hw_stats *mana_ib_alloc_hw_port_stats(struct ib_device *ibdev,
 62						  u32 port_num)
 63{
 64	return rdma_alloc_hw_stats_struct(mana_ib_port_stats_desc,
 65					  ARRAY_SIZE(mana_ib_port_stats_desc),
 66					  RDMA_HW_STATS_DEFAULT_LIFESPAN);
 67}
 68
 69static int mana_ib_get_hw_device_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats)
 70{
 71	struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev,
 72						ib_dev);
 73	struct mana_rnic_query_device_cntrs_resp resp = {};
 74	struct mana_rnic_query_device_cntrs_req req = {};
 75	int err;
 76
 77	mana_gd_init_req_hdr(&req.hdr, MANA_IB_QUERY_DEVICE_COUNTERS,
 78			     sizeof(req), sizeof(resp));
 79	req.hdr.dev_id = mdev->gdma_dev->dev_id;
 80	req.adapter = mdev->adapter_handle;
 81
 82	err = mana_gd_send_request(mdev_to_gc(mdev), sizeof(req), &req,
 83				   sizeof(resp), &resp);
 84	if (err) {
 85		ibdev_err(&mdev->ib_dev, "Failed to query device counters err %d",
 86			  err);
 87		return err;
 88	}
 89
 90	stats->value[MANA_IB_SENT_CNPS] = resp.sent_cnps;
 91	stats->value[MANA_IB_RECEIVED_ECNS] = resp.received_ecns;
 92	stats->value[MANA_IB_RECEIVED_CNP_COUNT] = resp.received_cnp_count;
 93	stats->value[MANA_IB_QP_CONGESTED_EVENTS] = resp.qp_congested_events;
 94	stats->value[MANA_IB_QP_RECOVERED_EVENTS] = resp.qp_recovered_events;
 95	stats->value[MANA_IB_DEV_RATE_INC_EVENTS] = resp.rate_inc_events;
 96
 97	return ARRAY_SIZE(mana_ib_device_stats_desc);
 98}
 99
100static int mana_ib_get_hw_port_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
101				     u32 port_num)
102{
103	struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev,
104						ib_dev);
105	struct mana_rnic_query_vf_cntrs_resp resp = {};
106	struct mana_rnic_query_vf_cntrs_req req = {};
107	int err;
108
109	mana_gd_init_req_hdr(&req.hdr, MANA_IB_QUERY_VF_COUNTERS,
110			     sizeof(req), sizeof(resp));
111	req.hdr.resp.msg_version = GDMA_MESSAGE_V2;
112	req.hdr.dev_id = mdev->gdma_dev->dev_id;
113	req.adapter = mdev->adapter_handle;
114
115	err = mana_gd_send_request(mdev_to_gc(mdev), sizeof(req), &req,
116				   sizeof(resp), &resp);
117	if (err) {
118		ibdev_err(&mdev->ib_dev, "Failed to query vf counters err %d",
119			  err);
120		return err;
121	}
122
123	stats->value[MANA_IB_REQUESTER_TIMEOUT] = resp.requester_timeout;
124	stats->value[MANA_IB_REQUESTER_OOS_NAK] = resp.requester_oos_nak;
125	stats->value[MANA_IB_REQUESTER_RNR_NAK] = resp.requester_rnr_nak;
126	stats->value[MANA_IB_RESPONDER_RNR_NAK] = resp.responder_rnr_nak;
127	stats->value[MANA_IB_RESPONDER_OOS] = resp.responder_oos;
128	stats->value[MANA_IB_RESPONDER_DUP_REQUEST] = resp.responder_dup_request;
129	stats->value[MANA_IB_REQUESTER_IMPLICIT_NAK] =
130					resp.requester_implicit_nak;
131	stats->value[MANA_IB_REQUESTER_READRESP_PSN_MISMATCH] =
132					resp.requester_readresp_psn_mismatch;
133	stats->value[MANA_IB_NAK_INV_REQ] = resp.nak_inv_req;
134	stats->value[MANA_IB_NAK_ACCESS_ERR] = resp.nak_access_err;
135	stats->value[MANA_IB_NAK_OPP_ERR] = resp.nak_opp_err;
136	stats->value[MANA_IB_NAK_INV_READ] = resp.nak_inv_read;
137	stats->value[MANA_IB_RESPONDER_LOCAL_LEN_ERR] =
138					resp.responder_local_len_err;
139	stats->value[MANA_IB_REQUESTOR_LOCAL_PROT_ERR] =
140					resp.requestor_local_prot_err;
141	stats->value[MANA_IB_RESPONDER_REM_ACCESS_ERR] =
142					resp.responder_rem_access_err;
143	stats->value[MANA_IB_RESPONDER_LOCAL_QP_ERR] =
144					resp.responder_local_qp_err;
145	stats->value[MANA_IB_RESPONDER_MALFORMED_WQE] =
146					resp.responder_malformed_wqe;
147	stats->value[MANA_IB_GENERAL_HW_ERR] = resp.general_hw_err;
148	stats->value[MANA_IB_REQUESTER_RNR_NAK_RETRIES_EXCEEDED] =
149					resp.requester_rnr_nak_retries_exceeded;
150	stats->value[MANA_IB_REQUESTER_RETRIES_EXCEEDED] =
151					resp.requester_retries_exceeded;
152	stats->value[MANA_IB_TOTAL_FATAL_ERR] = resp.total_fatal_err;
153
154	stats->value[MANA_IB_RECEIVED_CNPS] = resp.received_cnps;
155	stats->value[MANA_IB_NUM_QPS_CONGESTED] = resp.num_qps_congested;
156	stats->value[MANA_IB_RATE_INC_EVENTS] = resp.rate_inc_events;
157	stats->value[MANA_IB_NUM_QPS_RECOVERED] = resp.num_qps_recovered;
158	stats->value[MANA_IB_CURRENT_RATE] = resp.current_rate;
159
160	stats->value[MANA_IB_DUP_RX_REQ] = resp.dup_rx_req;
161	stats->value[MANA_IB_TX_BYTES] = resp.tx_bytes;
162	stats->value[MANA_IB_RX_BYTES] = resp.rx_bytes;
163	stats->value[MANA_IB_RX_SEND_REQ] = resp.rx_send_req;
164	stats->value[MANA_IB_RX_WRITE_REQ] = resp.rx_write_req;
165	stats->value[MANA_IB_RX_READ_REQ] = resp.rx_read_req;
166	stats->value[MANA_IB_TX_PKT] = resp.tx_pkt;
167	stats->value[MANA_IB_RX_PKT] = resp.rx_pkt;
168
169	return ARRAY_SIZE(mana_ib_port_stats_desc);
170}
171
172int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats,
173			 u32 port_num, int index)
174{
175	if (!port_num)
176		return mana_ib_get_hw_device_stats(ibdev, stats);
177	else
178		return mana_ib_get_hw_port_stats(ibdev, stats, port_num);
179}