/* * Copyright (c) 2017 Mellanox Technologies Ltd. All rights reserved. * * 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 * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - 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. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include "rxe.h" #include "rxe_hw_counters.h" const char * const rxe_counter_name[] = { [RXE_CNT_SENT_PKTS] = "sent_pkts", [RXE_CNT_RCVD_PKTS] = "rcvd_pkts", [RXE_CNT_DUP_REQ] = "duplicate_request", [RXE_CNT_OUT_OF_SEQ_REQ] = "out_of_sequence", [RXE_CNT_RCV_RNR] = "rcvd_rnr_err", [RXE_CNT_SND_RNR] = "send_rnr_err", [RXE_CNT_RCV_SEQ_ERR] = "rcvd_seq_err", [RXE_CNT_COMPLETER_SCHED] = "ack_deffered", [RXE_CNT_RETRY_EXCEEDED] = "retry_exceeded_err", [RXE_CNT_RNR_RETRY_EXCEEDED] = "retry_rnr_exceeded_err", [RXE_CNT_COMP_RETRY] = "completer_retry_err", [RXE_CNT_SEND_ERR] = "send_err", }; int rxe_ib_get_hw_stats(struct ib_device *ibdev, struct rdma_hw_stats *stats, u8 port, int index) { struct rxe_dev *dev = to_rdev(ibdev); unsigned int cnt; if (!port || !stats) return -EINVAL; for (cnt = 0; cnt < ARRAY_SIZE(rxe_counter_name); cnt++) stats->value[cnt] = dev->stats_counters[cnt]; return ARRAY_SIZE(rxe_counter_name); } struct rdma_hw_stats *rxe_ib_alloc_hw_stats(struct ib_device *ibdev, u8 port_num) { BUILD_BUG_ON(ARRAY_SIZE(rxe_counter_name) != RXE_NUM_OF_COUNTERS); /* We support only per port stats */ if (!port_num) return NULL; return rdma_alloc_hw_stats_struct(rxe_counter_name, ARRAY_SIZE(rxe_counter_name), RDMA_HW_STATS_DEFAULT_LIFESPAN); }