ena_sysctl.c

Version: - FREEBSD - FREEBSD-13-STABLE - FREEBSD-13-0 - FREEBSD-12-STABLE - FREEBSD-12-0 - FREEBSD-11-STABLE - FREEBSD-11-0 - FREEBSD-10-STABLE - FREEBSD-10-0 - FREEBSD-9-STABLE - FREEBSD-9-0 - FREEBSD-8-STABLE - FREEBSD-8-0 - FREEBSD-7-STABLE - FREEBSD-7-0 - FREEBSD-6-STABLE - FREEBSD-6-0 - FREEBSD-5-STABLE - FREEBSD-5-0 - FREEBSD-4-STABLE - FREEBSD-3-STABLE - FREEBSD22 - l41 - OPENBSD - linux-2.6 - MK84 - PLAN9 - xnu-8792
SearchContext: - none - 3 - 10
    1 /*-
    2  * BSD LICENSE
    3  *
    4  * Copyright (c) 2015-2017 Amazon.com, Inc. or its affiliates.
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  *
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  *
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  *
   18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   29  */
   30 #include <sys/cdefs.h>
   31 __FBSDID("$FreeBSD: releng/12.0/sys/dev/ena/ena_sysctl.c 325592 2017-11-09 13:36:42Z mw $");
   32 
   33 #include "ena_sysctl.h"
   34 
   35 static void     ena_sysctl_add_wd(struct ena_adapter *);
   36 static void     ena_sysctl_add_stats(struct ena_adapter *);
   37 
   38 void
   39 ena_sysctl_add_nodes(struct ena_adapter *adapter)
   40 {
   41         ena_sysctl_add_wd(adapter);
   42         ena_sysctl_add_stats(adapter);
   43 }
   44 
   45 static void
   46 ena_sysctl_add_wd(struct ena_adapter *adapter)
   47 {
   48         device_t dev;
   49 
   50         struct sysctl_ctx_list *ctx;
   51         struct sysctl_oid *tree;
   52         struct sysctl_oid_list *child;
   53 
   54         dev = adapter->pdev;
   55 
   56         ctx = device_get_sysctl_ctx(dev);
   57         tree = device_get_sysctl_tree(dev);
   58         child = SYSCTL_CHILDREN(tree);
   59 
   60         /* Sysctl calls for Watchdog service */
   61         SYSCTL_ADD_INT(ctx, child, OID_AUTO, "wd_active",
   62             CTLFLAG_RWTUN, &adapter->wd_active, 0,
   63             "Watchdog is active");
   64 
   65         SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "keep_alive_timeout",
   66             CTLFLAG_RWTUN, &adapter->keep_alive_timeout,
   67             "Timeout for Keep Alive messages");
   68 
   69         SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "missing_tx_timeout",
   70             CTLFLAG_RWTUN, &adapter->missing_tx_timeout,
   71             "Timeout for TX completion");
   72 
   73         SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_max_queues",
   74             CTLFLAG_RWTUN, &adapter->missing_tx_max_queues, 0,
   75             "Number of TX queues to check per run");
   76 
   77         SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_threshold",
   78             CTLFLAG_RWTUN, &adapter->missing_tx_threshold, 0,
   79             "Max number of timeouted packets");
   80 }
   81 
   82 static void
   83 ena_sysctl_add_stats(struct ena_adapter *adapter)
   84 {
   85         device_t dev;
   86 
   87         struct ena_ring *tx_ring;
   88         struct ena_ring *rx_ring;
   89 
   90         struct ena_hw_stats *hw_stats;
   91         struct ena_stats_dev *dev_stats;
   92         struct ena_stats_tx *tx_stats;
   93         struct ena_stats_rx *rx_stats;
   94         struct ena_com_stats_admin *admin_stats;
   95 
   96         struct sysctl_ctx_list *ctx;
   97         struct sysctl_oid *tree;
   98         struct sysctl_oid_list *child;
   99 
  100         struct sysctl_oid *queue_node, *tx_node, *rx_node, *hw_node;
  101         struct sysctl_oid *admin_node;
  102         struct sysctl_oid_list *queue_list, *tx_list, *rx_list, *hw_list;
  103         struct sysctl_oid_list *admin_list;
  104 
  105 #define QUEUE_NAME_LEN 32
  106         char namebuf[QUEUE_NAME_LEN];
  107         int i;
  108 
  109         dev = adapter->pdev;
  110 
  111         ctx = device_get_sysctl_ctx(dev);
  112         tree = device_get_sysctl_tree(dev);
  113         child = SYSCTL_CHILDREN(tree);
  114 
  115         tx_ring = adapter->tx_ring;
  116         rx_ring = adapter->rx_ring;
  117 
  118         hw_stats = &adapter->hw_stats;
  119         dev_stats = &adapter->dev_stats;
  120         admin_stats = &adapter->ena_dev->admin_queue.stats;
  121 
  122         SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "wd_expired",
  123             CTLFLAG_RD, &dev_stats->wd_expired,
  124             "Watchdog expiry count");
  125         SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_up",
  126             CTLFLAG_RD, &dev_stats->interface_up,
  127             "Network interface up count");
  128         SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_down",
  129             CTLFLAG_RD, &dev_stats->interface_down,
  130             "Network interface down count");
  131         SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "admin_q_pause",
  132             CTLFLAG_RD, &dev_stats->admin_q_pause,
  133             "Admin queue pauses");
  134 
  135         for (i = 0; i < adapter->num_queues; ++i, ++tx_ring, ++rx_ring) {
  136                 snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i);
  137 
  138                 queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO,
  139                     namebuf, CTLFLAG_RD, NULL, "Queue Name");
  140                 queue_list = SYSCTL_CHILDREN(queue_node);
  141 
  142                 /* TX specific stats */
  143                 tx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO,
  144                     "tx_ring", CTLFLAG_RD, NULL, "TX ring");
  145                 tx_list = SYSCTL_CHILDREN(tx_node);
  146 
  147                 tx_stats = &tx_ring->tx_stats;
  148 
  149                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  150                     "count", CTLFLAG_RD,
  151                     &tx_stats->cnt, "Packets sent");
  152                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  153                     "bytes", CTLFLAG_RD,
  154                     &tx_stats->bytes, "Bytes sent");
  155                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  156                     "prepare_ctx_err", CTLFLAG_RD,
  157                     &tx_stats->prepare_ctx_err,
  158                     "TX buffer preparation failures");
  159                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  160                     "dma_mapping_err", CTLFLAG_RD,
  161                     &tx_stats->dma_mapping_err, "DMA mapping failures");
  162                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  163                     "doorbells", CTLFLAG_RD,
  164                     &tx_stats->doorbells, "Queue doorbells");
  165                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  166                     "missing_tx_comp", CTLFLAG_RD,
  167                     &tx_stats->missing_tx_comp, "TX completions missed");
  168                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  169                     "bad_req_id", CTLFLAG_RD,
  170                     &tx_stats->bad_req_id, "Bad request id count");
  171                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  172                         "mbuf_collapses", CTLFLAG_RD,
  173                         &tx_stats->collapse,
  174                         "Mbuf collapse count");
  175                 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO,
  176                         "mbuf_collapse_err", CTLFLAG_RD,
  177                         &tx_stats->collapse_err,
  178                         "Mbuf collapse failures");
  179 
  180                 /* RX specific stats */
  181                 rx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO,
  182                     "rx_ring", CTLFLAG_RD, NULL, "RX ring");
  183                 rx_list = SYSCTL_CHILDREN(rx_node);
  184 
  185                 rx_stats = &rx_ring->rx_stats;
  186 
  187                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  188                     "count", CTLFLAG_RD,
  189                     &rx_stats->cnt, "Packets received");
  190                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  191                     "bytes", CTLFLAG_RD,
  192                     &rx_stats->bytes, "Bytes received");
  193                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  194                     "refil_partial", CTLFLAG_RD,
  195                     &rx_stats->refil_partial, "Partial refilled mbufs");
  196                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  197                     "bad_csum", CTLFLAG_RD,
  198                     &rx_stats->bad_csum, "Bad RX checksum");
  199                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  200                     "mbuf_alloc_fail", CTLFLAG_RD,
  201                     &rx_stats->mbuf_alloc_fail, "Failed mbuf allocs");
  202                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  203                     "mjum_alloc_fail", CTLFLAG_RD,
  204                     &rx_stats->mjum_alloc_fail, "Failed jumbo mbuf allocs");
  205                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  206                     "dma_mapping_err", CTLFLAG_RD,
  207                     &rx_stats->dma_mapping_err, "DMA mapping errors");
  208                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  209                     "bad_desc_num", CTLFLAG_RD,
  210                     &rx_stats->bad_desc_num, "Bad descriptor count");
  211                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  212                     "bad_req_id", CTLFLAG_RD,
  213                     &rx_stats->bad_req_id, "Bad request id count");
  214                 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO,
  215                     "empty_rx_ring", CTLFLAG_RD,
  216                     &rx_stats->empty_rx_ring, "RX descriptors depletion count");
  217         }
  218 
  219         /* Stats read from device */
  220         hw_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "hw_stats",
  221             CTLFLAG_RD, NULL, "Statistics from hardware");
  222         hw_list = SYSCTL_CHILDREN(hw_node);
  223 
  224         SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_packets", CTLFLAG_RD,
  225             &hw_stats->rx_packets, "Packets received");
  226         SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_packets", CTLFLAG_RD,
  227             &hw_stats->tx_packets, "Packets transmitted");
  228         SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_bytes", CTLFLAG_RD,
  229             &hw_stats->rx_bytes, "Bytes received");
  230         SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_bytes", CTLFLAG_RD,
  231             &hw_stats->tx_bytes, "Bytes transmitted");
  232         SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_drops", CTLFLAG_RD,
  233             &hw_stats->rx_drops, "Receive packet drops");
  234 
  235         /* ENA Admin queue stats */
  236         admin_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "admin_stats",
  237             CTLFLAG_RD, NULL, "ENA Admin Queue statistics");
  238         admin_list = SYSCTL_CHILDREN(admin_node);
  239 
  240         SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "aborted_cmd", CTLFLAG_RD,
  241             &admin_stats->aborted_cmd, 0, "Aborted commands");
  242         SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "sumbitted_cmd", CTLFLAG_RD,
  243             &admin_stats->submitted_cmd, 0, "Submitted commands");
  244         SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "completed_cmd", CTLFLAG_RD,
  245             &admin_stats->completed_cmd, 0, "Completed commands");
  246         SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "out_of_space", CTLFLAG_RD,
  247             &admin_stats->out_of_space, 0, "Queue out of space");
  248         SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "no_completion", CTLFLAG_RD,
  249             &admin_stats->no_completion, 0, "Commands not completed");
  250 }
  251
Cache object: 9ee5834bf488cfda89a61a97c3eb2194
[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]
This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.
FreeBSD/Linux Kernel Cross Reference sys/dev/ena/ena_sysctl.c

FreeBSD/Linux Kernel Cross Reference
sys/dev/ena/ena_sysctl.c
