0052f3b580
Few counters were imported from the Linux driver and never used, because of differences between the Linux and FreeBSD APIs. Queue stops and resumes are no longer supported by the driver and counters were incremented indicating false events. Submitted by: Michal Krawczyk <mk@semihalf.com> Reviewed by: rlibby Obtained from: Semihalf Sponsored by: Amazon, Inc. Differential Revision: https://reviews.freebsd.org/D12862
249 lines
8.9 KiB
C
249 lines
8.9 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright (c) 2015-2017 Amazon.com, Inc. or its affiliates.
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* All rights reserved.
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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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*
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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 the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "ena_sysctl.h"
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static void ena_sysctl_add_wd(struct ena_adapter *);
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static void ena_sysctl_add_stats(struct ena_adapter *);
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void
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ena_sysctl_add_nodes(struct ena_adapter *adapter)
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{
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ena_sysctl_add_wd(adapter);
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ena_sysctl_add_stats(adapter);
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}
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static void
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ena_sysctl_add_wd(struct ena_adapter *adapter)
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{
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device_t dev;
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struct sysctl_ctx_list *ctx;
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struct sysctl_oid *tree;
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struct sysctl_oid_list *child;
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dev = adapter->pdev;
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ctx = device_get_sysctl_ctx(dev);
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tree = device_get_sysctl_tree(dev);
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child = SYSCTL_CHILDREN(tree);
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/* Sysctl calls for Watchdog service */
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SYSCTL_ADD_INT(ctx, child, OID_AUTO, "wd_active",
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CTLFLAG_RWTUN, &adapter->wd_active, 0,
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"Watchdog is active");
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SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "keep_alive_timeout",
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CTLFLAG_RWTUN, &adapter->keep_alive_timeout,
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"Timeout for Keep Alive messages");
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SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "missing_tx_timeout",
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CTLFLAG_RWTUN, &adapter->missing_tx_timeout,
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"Timeout for TX completion");
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SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_max_queues",
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CTLFLAG_RWTUN, &adapter->missing_tx_max_queues, 0,
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"Number of TX queues to check per run");
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SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_threshold",
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CTLFLAG_RWTUN, &adapter->missing_tx_threshold, 0,
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"Max number of timeouted packets");
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}
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static void
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ena_sysctl_add_stats(struct ena_adapter *adapter)
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{
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device_t dev;
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struct ena_ring *tx_ring;
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struct ena_ring *rx_ring;
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struct ena_hw_stats *hw_stats;
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struct ena_stats_dev *dev_stats;
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struct ena_stats_tx *tx_stats;
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struct ena_stats_rx *rx_stats;
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struct ena_com_stats_admin *admin_stats;
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struct sysctl_ctx_list *ctx;
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struct sysctl_oid *tree;
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struct sysctl_oid_list *child;
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struct sysctl_oid *queue_node, *tx_node, *rx_node, *hw_node;
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struct sysctl_oid *admin_node;
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struct sysctl_oid_list *queue_list, *tx_list, *rx_list, *hw_list;
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struct sysctl_oid_list *admin_list;
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#define QUEUE_NAME_LEN 32
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char namebuf[QUEUE_NAME_LEN];
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int i;
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dev = adapter->pdev;
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ctx = device_get_sysctl_ctx(dev);
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tree = device_get_sysctl_tree(dev);
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child = SYSCTL_CHILDREN(tree);
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tx_ring = adapter->tx_ring;
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rx_ring = adapter->rx_ring;
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hw_stats = &adapter->hw_stats;
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dev_stats = &adapter->dev_stats;
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admin_stats = &adapter->ena_dev->admin_queue.stats;
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SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "wd_expired",
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CTLFLAG_RD, &dev_stats->wd_expired,
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"Watchdog expiry count");
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SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_up",
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CTLFLAG_RD, &dev_stats->interface_up,
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"Network interface up count");
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SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_down",
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CTLFLAG_RD, &dev_stats->interface_down,
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"Network interface down count");
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SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "admin_q_pause",
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CTLFLAG_RD, &dev_stats->admin_q_pause,
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"Admin queue pauses");
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for (i = 0; i < adapter->num_queues; ++i, ++tx_ring, ++rx_ring) {
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snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i);
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queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO,
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namebuf, CTLFLAG_RD, NULL, "Queue Name");
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queue_list = SYSCTL_CHILDREN(queue_node);
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/* TX specific stats */
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tx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO,
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"tx_ring", CTLFLAG_RD, NULL, "TX ring");
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tx_list = SYSCTL_CHILDREN(tx_node);
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tx_stats = &tx_ring->tx_stats;
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"count", CTLFLAG_RD,
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&tx_stats->cnt, "Packets sent");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"bytes", CTLFLAG_RD,
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&tx_stats->bytes, "Bytes sent");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"prepare_ctx_err", CTLFLAG_RD,
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&tx_stats->prepare_ctx_err,
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"TX buffer preparation failures");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"dma_mapping_err", CTLFLAG_RD,
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&tx_stats->dma_mapping_err, "DMA mapping failures");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"doorbells", CTLFLAG_RD,
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&tx_stats->doorbells, "Queue doorbells");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"missing_tx_comp", CTLFLAG_RD,
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&tx_stats->missing_tx_comp, "TX completions missed");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"bad_req_id", CTLFLAG_RD,
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&tx_stats->bad_req_id, "Bad request id count");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"mbuf_collapses", CTLFLAG_RD,
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&tx_stats->collapse,
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"Mbuf collapse count");
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SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
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"mbuf_collapse_err", CTLFLAG_RD,
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&tx_stats->collapse_err,
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"Mbuf collapse failures");
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/* RX specific stats */
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rx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO,
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"rx_ring", CTLFLAG_RD, NULL, "RX ring");
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rx_list = SYSCTL_CHILDREN(rx_node);
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rx_stats = &rx_ring->rx_stats;
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"count", CTLFLAG_RD,
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&rx_stats->cnt, "Packets received");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"bytes", CTLFLAG_RD,
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&rx_stats->bytes, "Bytes received");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"refil_partial", CTLFLAG_RD,
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&rx_stats->refil_partial, "Partial refilled mbufs");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"bad_csum", CTLFLAG_RD,
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&rx_stats->bad_csum, "Bad RX checksum");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"mbuf_alloc_fail", CTLFLAG_RD,
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&rx_stats->mbuf_alloc_fail, "Failed mbuf allocs");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"dma_mapping_err", CTLFLAG_RD,
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&rx_stats->dma_mapping_err, "DMA mapping errors");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"bad_desc_num", CTLFLAG_RD,
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&rx_stats->bad_desc_num, "Bad descriptor count");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"bad_req_id", CTLFLAG_RD,
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&rx_stats->bad_req_id, "Bad request id count");
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SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
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"empty_rx_ring", CTLFLAG_RD,
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&rx_stats->empty_rx_ring, "RX descriptors depletion count");
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}
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/* Stats read from device */
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hw_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "hw_stats",
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CTLFLAG_RD, NULL, "Statistics from hardware");
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hw_list = SYSCTL_CHILDREN(hw_node);
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SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_packets", CTLFLAG_RD,
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&hw_stats->rx_packets, "Packets received");
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SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_packets", CTLFLAG_RD,
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&hw_stats->tx_packets, "Packets transmitted");
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SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_bytes", CTLFLAG_RD,
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&hw_stats->rx_bytes, "Bytes received");
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SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_bytes", CTLFLAG_RD,
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&hw_stats->tx_bytes, "Bytes transmitted");
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SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_drops", CTLFLAG_RD,
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&hw_stats->rx_drops, "Receive packet drops");
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/* ENA Admin queue stats */
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admin_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "admin_stats",
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CTLFLAG_RD, NULL, "ENA Admin Queue statistics");
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admin_list = SYSCTL_CHILDREN(admin_node);
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SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "aborted_cmd", CTLFLAG_RD,
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&admin_stats->aborted_cmd, 0, "Aborted commands");
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SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "sumbitted_cmd", CTLFLAG_RD,
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&admin_stats->submitted_cmd, 0, "Submitted commands");
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SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "completed_cmd", CTLFLAG_RD,
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&admin_stats->completed_cmd, 0, "Completed commands");
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SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "out_of_space", CTLFLAG_RD,
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&admin_stats->out_of_space, 0, "Queue out of space");
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SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "no_completion", CTLFLAG_RD,
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&admin_stats->no_completion, 0, "Commands not completed");
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}
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