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 * $FreeBSD: head/sys/dev/ena/ena_sysctl.c 325592 2017-11-09 13:36:42Z mw $ 31 */ 32 33 #include "ena_sysctl.h" 34 35 static void ena_sysctl_add_wd(struct ena_adapter *); 36 #if 0 /* XXX swildner counters */ 37 static void ena_sysctl_add_stats(struct ena_adapter *); 38 #endif 39 40 void 41 ena_sysctl_add_nodes(struct ena_adapter *adapter) 42 { 43 ena_sysctl_add_wd(adapter); 44 #if 0 /* XXX swildner counters */ 45 ena_sysctl_add_stats(adapter); 46 #endif 47 } 48 49 static void 50 ena_sysctl_add_wd(struct ena_adapter *adapter) 51 { 52 device_t dev; 53 54 struct sysctl_ctx_list *ctx; 55 struct sysctl_oid *tree; 56 struct sysctl_oid_list *child; 57 58 dev = adapter->pdev; 59 60 ctx = device_get_sysctl_ctx(dev); 61 tree = device_get_sysctl_tree(dev); 62 child = SYSCTL_CHILDREN(tree); 63 64 /* Sysctl calls for Watchdog service */ 65 SYSCTL_ADD_INT(ctx, child, OID_AUTO, "wd_active", 66 CTLFLAG_RW, &adapter->wd_active, 0, 67 "Watchdog is active"); 68 69 SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "keep_alive_timeout", 70 CTLFLAG_RW, &adapter->keep_alive_timeout, 0, 71 "Timeout for Keep Alive messages"); 72 73 SYSCTL_ADD_QUAD(ctx, child, OID_AUTO, "missing_tx_timeout", 74 CTLFLAG_RW, &adapter->missing_tx_timeout, 0, 75 "Timeout for TX completion"); 76 77 SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_max_queues", 78 CTLFLAG_RW, &adapter->missing_tx_max_queues, 79 "Number of TX queues to check per run"); 80 81 SYSCTL_ADD_U32(ctx, child, OID_AUTO, "missing_tx_threshold", 82 CTLFLAG_RW, &adapter->missing_tx_threshold, 83 "Max number of timeouted packets"); 84 } 85 86 #if 0 /* XXX swildner counters */ 87 static void 88 ena_sysctl_add_stats(struct ena_adapter *adapter) 89 { 90 device_t dev; 91 92 struct ena_ring *tx_ring; 93 struct ena_ring *rx_ring; 94 95 struct ena_hw_stats *hw_stats; 96 struct ena_stats_dev *dev_stats; 97 struct ena_stats_tx *tx_stats; 98 struct ena_stats_rx *rx_stats; 99 struct ena_com_stats_admin *admin_stats; 100 101 struct sysctl_ctx_list *ctx; 102 struct sysctl_oid *tree; 103 struct sysctl_oid_list *child; 104 105 struct sysctl_oid *queue_node, *tx_node, *rx_node, *hw_node; 106 struct sysctl_oid *admin_node; 107 struct sysctl_oid_list *queue_list, *tx_list, *rx_list, *hw_list; 108 struct sysctl_oid_list *admin_list; 109 110 #define QUEUE_NAME_LEN 32 111 char namebuf[QUEUE_NAME_LEN]; 112 int i; 113 114 dev = adapter->pdev; 115 116 ctx = device_get_sysctl_ctx(dev); 117 tree = device_get_sysctl_tree(dev); 118 child = SYSCTL_CHILDREN(tree); 119 120 tx_ring = adapter->tx_ring; 121 rx_ring = adapter->rx_ring; 122 123 hw_stats = &adapter->hw_stats; 124 dev_stats = &adapter->dev_stats; 125 admin_stats = &adapter->ena_dev->admin_queue.stats; 126 127 SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "wd_expired", 128 CTLFLAG_RD, &dev_stats->wd_expired, 129 "Watchdog expiry count"); 130 SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_up", 131 CTLFLAG_RD, &dev_stats->interface_up, 132 "Network interface up count"); 133 SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "interface_down", 134 CTLFLAG_RD, &dev_stats->interface_down, 135 "Network interface down count"); 136 SYSCTL_ADD_COUNTER_U64(ctx, child, OID_AUTO, "admin_q_pause", 137 CTLFLAG_RD, &dev_stats->admin_q_pause, 138 "Admin queue pauses"); 139 140 for (i = 0; i < adapter->num_queues; ++i, ++tx_ring, ++rx_ring) { 141 ksnprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i); 142 143 queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, 144 namebuf, CTLFLAG_RD, NULL, "Queue Name"); 145 queue_list = SYSCTL_CHILDREN(queue_node); 146 147 /* TX specific stats */ 148 tx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO, 149 "tx_ring", CTLFLAG_RD, NULL, "TX ring"); 150 tx_list = SYSCTL_CHILDREN(tx_node); 151 152 tx_stats = &tx_ring->tx_stats; 153 154 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 155 "count", CTLFLAG_RD, 156 &tx_stats->cnt, "Packets sent"); 157 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 158 "bytes", CTLFLAG_RD, 159 &tx_stats->bytes, "Bytes sent"); 160 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 161 "prepare_ctx_err", CTLFLAG_RD, 162 &tx_stats->prepare_ctx_err, 163 "TX buffer preparation failures"); 164 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 165 "dma_mapping_err", CTLFLAG_RD, 166 &tx_stats->dma_mapping_err, "DMA mapping failures"); 167 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 168 "doorbells", CTLFLAG_RD, 169 &tx_stats->doorbells, "Queue doorbells"); 170 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 171 "missing_tx_comp", CTLFLAG_RD, 172 &tx_stats->missing_tx_comp, "TX completions missed"); 173 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 174 "bad_req_id", CTLFLAG_RD, 175 &tx_stats->bad_req_id, "Bad request id count"); 176 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 177 "mbuf_collapses", CTLFLAG_RD, 178 &tx_stats->collapse, 179 "Mbuf collapse count"); 180 SYSCTL_ADD_COUNTER_U64(ctx, tx_list, OID_AUTO, 181 "mbuf_collapse_err", CTLFLAG_RD, 182 &tx_stats->collapse_err, 183 "Mbuf collapse failures"); 184 185 /* RX specific stats */ 186 rx_node = SYSCTL_ADD_NODE(ctx, queue_list, OID_AUTO, 187 "rx_ring", CTLFLAG_RD, NULL, "RX ring"); 188 rx_list = SYSCTL_CHILDREN(rx_node); 189 190 rx_stats = &rx_ring->rx_stats; 191 192 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 193 "count", CTLFLAG_RD, 194 &rx_stats->cnt, "Packets received"); 195 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 196 "bytes", CTLFLAG_RD, 197 &rx_stats->bytes, "Bytes received"); 198 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 199 "refil_partial", CTLFLAG_RD, 200 &rx_stats->refil_partial, "Partial refilled mbufs"); 201 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 202 "bad_csum", CTLFLAG_RD, 203 &rx_stats->bad_csum, "Bad RX checksum"); 204 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 205 "mbuf_alloc_fail", CTLFLAG_RD, 206 &rx_stats->mbuf_alloc_fail, "Failed mbuf allocs"); 207 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 208 "mjum_alloc_fail", CTLFLAG_RD, 209 &rx_stats->mjum_alloc_fail, "Failed jumbo mbuf allocs"); 210 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 211 "dma_mapping_err", CTLFLAG_RD, 212 &rx_stats->dma_mapping_err, "DMA mapping errors"); 213 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 214 "bad_desc_num", CTLFLAG_RD, 215 &rx_stats->bad_desc_num, "Bad descriptor count"); 216 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 217 "bad_req_id", CTLFLAG_RD, 218 &rx_stats->bad_req_id, "Bad request id count"); 219 SYSCTL_ADD_COUNTER_U64(ctx, rx_list, OID_AUTO, 220 "empty_rx_ring", CTLFLAG_RD, 221 &rx_stats->empty_rx_ring, "RX descriptors depletion count"); 222 } 223 224 /* Stats read from device */ 225 hw_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "hw_stats", 226 CTLFLAG_RD, NULL, "Statistics from hardware"); 227 hw_list = SYSCTL_CHILDREN(hw_node); 228 229 SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_packets", CTLFLAG_RD, 230 &hw_stats->rx_packets, "Packets received"); 231 SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_packets", CTLFLAG_RD, 232 &hw_stats->tx_packets, "Packets transmitted"); 233 SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_bytes", CTLFLAG_RD, 234 &hw_stats->rx_bytes, "Bytes received"); 235 SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "tx_bytes", CTLFLAG_RD, 236 &hw_stats->tx_bytes, "Bytes transmitted"); 237 SYSCTL_ADD_COUNTER_U64(ctx, hw_list, OID_AUTO, "rx_drops", CTLFLAG_RD, 238 &hw_stats->rx_drops, "Receive packet drops"); 239 240 /* ENA Admin queue stats */ 241 admin_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "admin_stats", 242 CTLFLAG_RD, NULL, "ENA Admin Queue statistics"); 243 admin_list = SYSCTL_CHILDREN(admin_node); 244 245 SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "aborted_cmd", CTLFLAG_RD, 246 &admin_stats->aborted_cmd, "Aborted commands"); 247 SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "sumbitted_cmd", CTLFLAG_RD, 248 &admin_stats->submitted_cmd, "Submitted commands"); 249 SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "completed_cmd", CTLFLAG_RD, 250 &admin_stats->completed_cmd, "Completed commands"); 251 SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "out_of_space", CTLFLAG_RD, 252 &admin_stats->out_of_space, "Queue out of space"); 253 SYSCTL_ADD_U32(ctx, admin_list, OID_AUTO, "no_completion", CTLFLAG_RD, 254 &admin_stats->no_completion, "Commands not completed"); 255 } 256 #endif 257