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("$FreeBSD$"); 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 } 251 252