115 lines
4.1 KiB
C
115 lines
4.1 KiB
C
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/*
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* Broadcom NetXtreme-E RoCE driver.
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*
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* Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term
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* Broadcom refers to Broadcom Limited and/or its subsidiaries.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* BSD license below:
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Description: Statistics
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*
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*/
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#include <linux/interrupt.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <linux/sched.h>
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#include <linux/slab.h>
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#include <linux/pci.h>
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#include <linux/prefetch.h>
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#include <linux/delay.h>
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#include <rdma/ib_addr.h>
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#include "bnxt_ulp.h"
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#include "roce_hsi.h"
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#include "qplib_res.h"
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#include "qplib_sp.h"
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#include "qplib_fp.h"
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#include "qplib_rcfw.h"
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#include "bnxt_re.h"
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#include "hw_counters.h"
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static const char * const bnxt_re_stat_name[] = {
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[BNXT_RE_ACTIVE_QP] = "active_qps",
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[BNXT_RE_ACTIVE_SRQ] = "active_srqs",
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[BNXT_RE_ACTIVE_CQ] = "active_cqs",
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[BNXT_RE_ACTIVE_MR] = "active_mrs",
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[BNXT_RE_ACTIVE_MW] = "active_mws",
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[BNXT_RE_RX_PKTS] = "rx_pkts",
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[BNXT_RE_RX_BYTES] = "rx_bytes",
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[BNXT_RE_TX_PKTS] = "tx_pkts",
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[BNXT_RE_TX_BYTES] = "tx_bytes",
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[BNXT_RE_RECOVERABLE_ERRORS] = "recoverable_errors"
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};
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int bnxt_re_ib_get_hw_stats(struct ib_device *ibdev,
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struct rdma_hw_stats *stats,
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u8 port, int index)
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{
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struct bnxt_re_dev *rdev = to_bnxt_re_dev(ibdev, ibdev);
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struct ctx_hw_stats *bnxt_re_stats = rdev->qplib_ctx.stats.dma;
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if (!port || !stats)
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return -EINVAL;
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stats->value[BNXT_RE_ACTIVE_QP] = atomic_read(&rdev->qp_count);
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stats->value[BNXT_RE_ACTIVE_SRQ] = atomic_read(&rdev->srq_count);
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stats->value[BNXT_RE_ACTIVE_CQ] = atomic_read(&rdev->cq_count);
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stats->value[BNXT_RE_ACTIVE_MR] = atomic_read(&rdev->mr_count);
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stats->value[BNXT_RE_ACTIVE_MW] = atomic_read(&rdev->mw_count);
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if (bnxt_re_stats) {
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stats->value[BNXT_RE_RECOVERABLE_ERRORS] =
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le64_to_cpu(bnxt_re_stats->tx_bcast_pkts);
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stats->value[BNXT_RE_RX_PKTS] =
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le64_to_cpu(bnxt_re_stats->rx_ucast_pkts);
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stats->value[BNXT_RE_RX_BYTES] =
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le64_to_cpu(bnxt_re_stats->rx_ucast_bytes);
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stats->value[BNXT_RE_TX_PKTS] =
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le64_to_cpu(bnxt_re_stats->tx_ucast_pkts);
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stats->value[BNXT_RE_TX_BYTES] =
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le64_to_cpu(bnxt_re_stats->tx_ucast_bytes);
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}
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return ARRAY_SIZE(bnxt_re_stat_name);
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}
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struct rdma_hw_stats *bnxt_re_ib_alloc_hw_stats(struct ib_device *ibdev,
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u8 port_num)
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{
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BUILD_BUG_ON(ARRAY_SIZE(bnxt_re_stat_name) != BNXT_RE_NUM_COUNTERS);
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/* We support only per port stats */
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if (!port_num)
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return NULL;
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return rdma_alloc_hw_stats_struct(bnxt_re_stat_name,
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ARRAY_SIZE(bnxt_re_stat_name),
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RDMA_HW_STATS_DEFAULT_LIFESPAN);
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}
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