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 8 static 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 }; 36 37 static const struct rdma_stat_desc mana_ib_device_stats_desc[] = { 38 [MANA_IB_SENT_CNPS].name = "sent_cnps", 39 [MANA_IB_RECEIVED_ECNS].name = "received_ecns", 40 [MANA_IB_RECEIVED_CNP_COUNT].name = "received_cnp_count", 41 [MANA_IB_QP_CONGESTED_EVENTS].name = "qp_congested_events", 42 [MANA_IB_QP_RECOVERED_EVENTS].name = "qp_recovered_events", 43 [MANA_IB_DEV_RATE_INC_EVENTS].name = "rate_inc_events", 44 }; 45 46 struct rdma_hw_stats *mana_ib_alloc_hw_device_stats(struct ib_device *ibdev) 47 { 48 return rdma_alloc_hw_stats_struct(mana_ib_device_stats_desc, 49 ARRAY_SIZE(mana_ib_device_stats_desc), 50 RDMA_HW_STATS_DEFAULT_LIFESPAN); 51 } 52 53 struct rdma_hw_stats *mana_ib_alloc_hw_port_stats(struct ib_device *ibdev, 54 u32 port_num) 55 { 56 return rdma_alloc_hw_stats_struct(mana_ib_port_stats_desc, 57 ARRAY_SIZE(mana_ib_port_stats_desc), 58 RDMA_HW_STATS_DEFAULT_LIFESPAN); 59 } 60 61 static int mana_ib_get_hw_device_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats) 62 { 63 struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev, 64 ib_dev); 65 struct mana_rnic_query_device_cntrs_resp resp = {}; 66 struct mana_rnic_query_device_cntrs_req req = {}; 67 int err; 68 69 mana_gd_init_req_hdr(&req.hdr, MANA_IB_QUERY_DEVICE_COUNTERS, 70 sizeof(req), sizeof(resp)); 71 req.hdr.dev_id = mdev->gdma_dev->dev_id; 72 req.adapter = mdev->adapter_handle; 73 74 err = mana_gd_send_request(mdev_to_gc(mdev), sizeof(req), &req, 75 sizeof(resp), &resp); 76 if (err) { 77 ibdev_err(&mdev->ib_dev, "Failed to query device counters err %d", 78 err); 79 return err; 80 } 81 82 stats->value[MANA_IB_SENT_CNPS] = resp.sent_cnps; 83 stats->value[MANA_IB_RECEIVED_ECNS] = resp.received_ecns; 84 stats->value[MANA_IB_RECEIVED_CNP_COUNT] = resp.received_cnp_count; 85 stats->value[MANA_IB_QP_CONGESTED_EVENTS] = resp.qp_congested_events; 86 stats->value[MANA_IB_QP_RECOVERED_EVENTS] = resp.qp_recovered_events; 87 stats->value[MANA_IB_DEV_RATE_INC_EVENTS] = resp.rate_inc_events; 88 89 return ARRAY_SIZE(mana_ib_device_stats_desc); 90 } 91 92 static int mana_ib_get_hw_port_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, 93 u32 port_num) 94 { 95 struct mana_ib_dev *mdev = container_of(ibdev, struct mana_ib_dev, 96 ib_dev); 97 struct mana_rnic_query_vf_cntrs_resp resp = {}; 98 struct mana_rnic_query_vf_cntrs_req req = {}; 99 int err; 100 101 mana_gd_init_req_hdr(&req.hdr, MANA_IB_QUERY_VF_COUNTERS, 102 sizeof(req), sizeof(resp)); 103 req.hdr.dev_id = mdev->gdma_dev->dev_id; 104 req.adapter = mdev->adapter_handle; 105 106 err = mana_gd_send_request(mdev_to_gc(mdev), sizeof(req), &req, 107 sizeof(resp), &resp); 108 if (err) { 109 ibdev_err(&mdev->ib_dev, "Failed to query vf counters err %d", 110 err); 111 return err; 112 } 113 114 stats->value[MANA_IB_REQUESTER_TIMEOUT] = resp.requester_timeout; 115 stats->value[MANA_IB_REQUESTER_OOS_NAK] = resp.requester_oos_nak; 116 stats->value[MANA_IB_REQUESTER_RNR_NAK] = resp.requester_rnr_nak; 117 stats->value[MANA_IB_RESPONDER_RNR_NAK] = resp.responder_rnr_nak; 118 stats->value[MANA_IB_RESPONDER_OOS] = resp.responder_oos; 119 stats->value[MANA_IB_RESPONDER_DUP_REQUEST] = resp.responder_dup_request; 120 stats->value[MANA_IB_REQUESTER_IMPLICIT_NAK] = 121 resp.requester_implicit_nak; 122 stats->value[MANA_IB_REQUESTER_READRESP_PSN_MISMATCH] = 123 resp.requester_readresp_psn_mismatch; 124 stats->value[MANA_IB_NAK_INV_REQ] = resp.nak_inv_req; 125 stats->value[MANA_IB_NAK_ACCESS_ERR] = resp.nak_access_err; 126 stats->value[MANA_IB_NAK_OPP_ERR] = resp.nak_opp_err; 127 stats->value[MANA_IB_NAK_INV_READ] = resp.nak_inv_read; 128 stats->value[MANA_IB_RESPONDER_LOCAL_LEN_ERR] = 129 resp.responder_local_len_err; 130 stats->value[MANA_IB_REQUESTOR_LOCAL_PROT_ERR] = 131 resp.requestor_local_prot_err; 132 stats->value[MANA_IB_RESPONDER_REM_ACCESS_ERR] = 133 resp.responder_rem_access_err; 134 stats->value[MANA_IB_RESPONDER_LOCAL_QP_ERR] = 135 resp.responder_local_qp_err; 136 stats->value[MANA_IB_RESPONDER_MALFORMED_WQE] = 137 resp.responder_malformed_wqe; 138 stats->value[MANA_IB_GENERAL_HW_ERR] = resp.general_hw_err; 139 stats->value[MANA_IB_REQUESTER_RNR_NAK_RETRIES_EXCEEDED] = 140 resp.requester_rnr_nak_retries_exceeded; 141 stats->value[MANA_IB_REQUESTER_RETRIES_EXCEEDED] = 142 resp.requester_retries_exceeded; 143 stats->value[MANA_IB_TOTAL_FATAL_ERR] = resp.total_fatal_err; 144 145 stats->value[MANA_IB_RECEIVED_CNPS] = resp.received_cnps; 146 stats->value[MANA_IB_NUM_QPS_CONGESTED] = resp.num_qps_congested; 147 stats->value[MANA_IB_RATE_INC_EVENTS] = resp.rate_inc_events; 148 stats->value[MANA_IB_NUM_QPS_RECOVERED] = resp.num_qps_recovered; 149 stats->value[MANA_IB_CURRENT_RATE] = resp.current_rate; 150 151 return ARRAY_SIZE(mana_ib_port_stats_desc); 152 } 153 154 int mana_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, 155 u32 port_num, int index) 156 { 157 if (!port_num) 158 return mana_ib_get_hw_device_stats(ibdev, stats); 159 else 160 return mana_ib_get_hw_port_stats(ibdev, stats, port_num); 161 } 162