1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */ 3 4 #include <linux/kernel.h> 5 #include <linux/mutex.h> 6 #include <linux/netdevice.h> 7 8 #include "ionic.h" 9 #include "ionic_lif.h" 10 #include "ionic_stats.h" 11 12 static const struct ionic_stat_desc ionic_lif_stats_desc[] = { 13 IONIC_LIF_STAT_DESC(tx_packets), 14 IONIC_LIF_STAT_DESC(tx_bytes), 15 IONIC_LIF_STAT_DESC(rx_packets), 16 IONIC_LIF_STAT_DESC(rx_bytes), 17 IONIC_LIF_STAT_DESC(tx_tso), 18 IONIC_LIF_STAT_DESC(tx_tso_bytes), 19 IONIC_LIF_STAT_DESC(tx_csum_none), 20 IONIC_LIF_STAT_DESC(tx_csum), 21 IONIC_LIF_STAT_DESC(rx_csum_none), 22 IONIC_LIF_STAT_DESC(rx_csum_complete), 23 IONIC_LIF_STAT_DESC(rx_csum_error), 24 IONIC_LIF_STAT_DESC(hw_tx_dropped), 25 IONIC_LIF_STAT_DESC(hw_rx_dropped), 26 IONIC_LIF_STAT_DESC(hw_rx_over_errors), 27 IONIC_LIF_STAT_DESC(hw_rx_missed_errors), 28 IONIC_LIF_STAT_DESC(hw_tx_aborted_errors), 29 }; 30 31 static const struct ionic_stat_desc ionic_port_stats_desc[] = { 32 IONIC_PORT_STAT_DESC(frames_rx_ok), 33 IONIC_PORT_STAT_DESC(frames_rx_all), 34 IONIC_PORT_STAT_DESC(frames_rx_bad_fcs), 35 IONIC_PORT_STAT_DESC(frames_rx_bad_all), 36 IONIC_PORT_STAT_DESC(octets_rx_ok), 37 IONIC_PORT_STAT_DESC(octets_rx_all), 38 IONIC_PORT_STAT_DESC(frames_rx_unicast), 39 IONIC_PORT_STAT_DESC(frames_rx_multicast), 40 IONIC_PORT_STAT_DESC(frames_rx_broadcast), 41 IONIC_PORT_STAT_DESC(frames_rx_pause), 42 IONIC_PORT_STAT_DESC(frames_rx_bad_length), 43 IONIC_PORT_STAT_DESC(frames_rx_undersized), 44 IONIC_PORT_STAT_DESC(frames_rx_oversized), 45 IONIC_PORT_STAT_DESC(frames_rx_fragments), 46 IONIC_PORT_STAT_DESC(frames_rx_jabber), 47 IONIC_PORT_STAT_DESC(frames_rx_pripause), 48 IONIC_PORT_STAT_DESC(frames_rx_stomped_crc), 49 IONIC_PORT_STAT_DESC(frames_rx_too_long), 50 IONIC_PORT_STAT_DESC(frames_rx_vlan_good), 51 IONIC_PORT_STAT_DESC(frames_rx_dropped), 52 IONIC_PORT_STAT_DESC(frames_rx_less_than_64b), 53 IONIC_PORT_STAT_DESC(frames_rx_64b), 54 IONIC_PORT_STAT_DESC(frames_rx_65b_127b), 55 IONIC_PORT_STAT_DESC(frames_rx_128b_255b), 56 IONIC_PORT_STAT_DESC(frames_rx_256b_511b), 57 IONIC_PORT_STAT_DESC(frames_rx_512b_1023b), 58 IONIC_PORT_STAT_DESC(frames_rx_1024b_1518b), 59 IONIC_PORT_STAT_DESC(frames_rx_1519b_2047b), 60 IONIC_PORT_STAT_DESC(frames_rx_2048b_4095b), 61 IONIC_PORT_STAT_DESC(frames_rx_4096b_8191b), 62 IONIC_PORT_STAT_DESC(frames_rx_8192b_9215b), 63 IONIC_PORT_STAT_DESC(frames_rx_other), 64 IONIC_PORT_STAT_DESC(frames_tx_ok), 65 IONIC_PORT_STAT_DESC(frames_tx_all), 66 IONIC_PORT_STAT_DESC(frames_tx_bad), 67 IONIC_PORT_STAT_DESC(octets_tx_ok), 68 IONIC_PORT_STAT_DESC(octets_tx_total), 69 IONIC_PORT_STAT_DESC(frames_tx_unicast), 70 IONIC_PORT_STAT_DESC(frames_tx_multicast), 71 IONIC_PORT_STAT_DESC(frames_tx_broadcast), 72 IONIC_PORT_STAT_DESC(frames_tx_pause), 73 IONIC_PORT_STAT_DESC(frames_tx_pripause), 74 IONIC_PORT_STAT_DESC(frames_tx_vlan), 75 IONIC_PORT_STAT_DESC(frames_tx_less_than_64b), 76 IONIC_PORT_STAT_DESC(frames_tx_64b), 77 IONIC_PORT_STAT_DESC(frames_tx_65b_127b), 78 IONIC_PORT_STAT_DESC(frames_tx_128b_255b), 79 IONIC_PORT_STAT_DESC(frames_tx_256b_511b), 80 IONIC_PORT_STAT_DESC(frames_tx_512b_1023b), 81 IONIC_PORT_STAT_DESC(frames_tx_1024b_1518b), 82 IONIC_PORT_STAT_DESC(frames_tx_1519b_2047b), 83 IONIC_PORT_STAT_DESC(frames_tx_2048b_4095b), 84 IONIC_PORT_STAT_DESC(frames_tx_4096b_8191b), 85 IONIC_PORT_STAT_DESC(frames_tx_8192b_9215b), 86 IONIC_PORT_STAT_DESC(frames_tx_other), 87 IONIC_PORT_STAT_DESC(frames_tx_pri_0), 88 IONIC_PORT_STAT_DESC(frames_tx_pri_1), 89 IONIC_PORT_STAT_DESC(frames_tx_pri_2), 90 IONIC_PORT_STAT_DESC(frames_tx_pri_3), 91 IONIC_PORT_STAT_DESC(frames_tx_pri_4), 92 IONIC_PORT_STAT_DESC(frames_tx_pri_5), 93 IONIC_PORT_STAT_DESC(frames_tx_pri_6), 94 IONIC_PORT_STAT_DESC(frames_tx_pri_7), 95 IONIC_PORT_STAT_DESC(frames_rx_pri_0), 96 IONIC_PORT_STAT_DESC(frames_rx_pri_1), 97 IONIC_PORT_STAT_DESC(frames_rx_pri_2), 98 IONIC_PORT_STAT_DESC(frames_rx_pri_3), 99 IONIC_PORT_STAT_DESC(frames_rx_pri_4), 100 IONIC_PORT_STAT_DESC(frames_rx_pri_5), 101 IONIC_PORT_STAT_DESC(frames_rx_pri_6), 102 IONIC_PORT_STAT_DESC(frames_rx_pri_7), 103 IONIC_PORT_STAT_DESC(tx_pripause_0_1us_count), 104 IONIC_PORT_STAT_DESC(tx_pripause_1_1us_count), 105 IONIC_PORT_STAT_DESC(tx_pripause_2_1us_count), 106 IONIC_PORT_STAT_DESC(tx_pripause_3_1us_count), 107 IONIC_PORT_STAT_DESC(tx_pripause_4_1us_count), 108 IONIC_PORT_STAT_DESC(tx_pripause_5_1us_count), 109 IONIC_PORT_STAT_DESC(tx_pripause_6_1us_count), 110 IONIC_PORT_STAT_DESC(tx_pripause_7_1us_count), 111 IONIC_PORT_STAT_DESC(rx_pripause_0_1us_count), 112 IONIC_PORT_STAT_DESC(rx_pripause_1_1us_count), 113 IONIC_PORT_STAT_DESC(rx_pripause_2_1us_count), 114 IONIC_PORT_STAT_DESC(rx_pripause_3_1us_count), 115 IONIC_PORT_STAT_DESC(rx_pripause_4_1us_count), 116 IONIC_PORT_STAT_DESC(rx_pripause_5_1us_count), 117 IONIC_PORT_STAT_DESC(rx_pripause_6_1us_count), 118 IONIC_PORT_STAT_DESC(rx_pripause_7_1us_count), 119 IONIC_PORT_STAT_DESC(rx_pause_1us_count), 120 IONIC_PORT_STAT_DESC(frames_tx_truncated), 121 }; 122 123 static const struct ionic_stat_desc ionic_tx_stats_desc[] = { 124 IONIC_TX_STAT_DESC(pkts), 125 IONIC_TX_STAT_DESC(bytes), 126 IONIC_TX_STAT_DESC(clean), 127 IONIC_TX_STAT_DESC(dma_map_err), 128 IONIC_TX_STAT_DESC(linearize), 129 IONIC_TX_STAT_DESC(frags), 130 IONIC_TX_STAT_DESC(tso), 131 IONIC_TX_STAT_DESC(tso_bytes), 132 IONIC_TX_STAT_DESC(csum_none), 133 IONIC_TX_STAT_DESC(csum), 134 IONIC_TX_STAT_DESC(vlan_inserted), 135 }; 136 137 static const struct ionic_stat_desc ionic_rx_stats_desc[] = { 138 IONIC_RX_STAT_DESC(pkts), 139 IONIC_RX_STAT_DESC(bytes), 140 IONIC_RX_STAT_DESC(dma_map_err), 141 IONIC_RX_STAT_DESC(alloc_err), 142 IONIC_RX_STAT_DESC(csum_none), 143 IONIC_RX_STAT_DESC(csum_complete), 144 IONIC_RX_STAT_DESC(csum_error), 145 IONIC_RX_STAT_DESC(dropped), 146 IONIC_RX_STAT_DESC(vlan_stripped), 147 }; 148 149 static const struct ionic_stat_desc ionic_txq_stats_desc[] = { 150 IONIC_TX_Q_STAT_DESC(stop), 151 IONIC_TX_Q_STAT_DESC(wake), 152 IONIC_TX_Q_STAT_DESC(drop), 153 IONIC_TX_Q_STAT_DESC(dbell_count), 154 }; 155 156 static const struct ionic_stat_desc ionic_dbg_cq_stats_desc[] = { 157 IONIC_CQ_STAT_DESC(compl_count), 158 }; 159 160 static const struct ionic_stat_desc ionic_dbg_intr_stats_desc[] = { 161 IONIC_INTR_STAT_DESC(rearm_count), 162 }; 163 164 static const struct ionic_stat_desc ionic_dbg_napi_stats_desc[] = { 165 IONIC_NAPI_STAT_DESC(poll_count), 166 }; 167 168 #define IONIC_NUM_LIF_STATS ARRAY_SIZE(ionic_lif_stats_desc) 169 #define IONIC_NUM_PORT_STATS ARRAY_SIZE(ionic_port_stats_desc) 170 #define IONIC_NUM_TX_STATS ARRAY_SIZE(ionic_tx_stats_desc) 171 #define IONIC_NUM_RX_STATS ARRAY_SIZE(ionic_rx_stats_desc) 172 #define IONIC_NUM_TX_Q_STATS ARRAY_SIZE(ionic_txq_stats_desc) 173 #define IONIC_NUM_DBG_CQ_STATS ARRAY_SIZE(ionic_dbg_cq_stats_desc) 174 #define IONIC_NUM_DBG_INTR_STATS ARRAY_SIZE(ionic_dbg_intr_stats_desc) 175 #define IONIC_NUM_DBG_NAPI_STATS ARRAY_SIZE(ionic_dbg_napi_stats_desc) 176 177 #define MAX_Q(lif) ((lif)->netdev->real_num_tx_queues) 178 179 static void ionic_get_lif_stats(struct ionic_lif *lif, 180 struct ionic_lif_sw_stats *stats) 181 { 182 struct ionic_tx_stats *txstats; 183 struct ionic_rx_stats *rxstats; 184 struct rtnl_link_stats64 ns; 185 int q_num; 186 187 memset(stats, 0, sizeof(*stats)); 188 189 for (q_num = 0; q_num < MAX_Q(lif); q_num++) { 190 txstats = &lif->txqstats[q_num]; 191 stats->tx_packets += txstats->pkts; 192 stats->tx_bytes += txstats->bytes; 193 stats->tx_tso += txstats->tso; 194 stats->tx_tso_bytes += txstats->tso_bytes; 195 stats->tx_csum_none += txstats->csum_none; 196 stats->tx_csum += txstats->csum; 197 198 rxstats = &lif->rxqstats[q_num]; 199 stats->rx_packets += rxstats->pkts; 200 stats->rx_bytes += rxstats->bytes; 201 stats->rx_csum_none += rxstats->csum_none; 202 stats->rx_csum_complete += rxstats->csum_complete; 203 stats->rx_csum_error += rxstats->csum_error; 204 } 205 206 ionic_get_stats64(lif->netdev, &ns); 207 stats->hw_tx_dropped = ns.tx_dropped; 208 stats->hw_rx_dropped = ns.rx_dropped; 209 stats->hw_rx_over_errors = ns.rx_over_errors; 210 stats->hw_rx_missed_errors = ns.rx_missed_errors; 211 stats->hw_tx_aborted_errors = ns.tx_aborted_errors; 212 } 213 214 static u64 ionic_sw_stats_get_count(struct ionic_lif *lif) 215 { 216 u64 total = 0; 217 218 /* lif stats */ 219 total += IONIC_NUM_LIF_STATS; 220 221 /* tx stats */ 222 total += MAX_Q(lif) * IONIC_NUM_TX_STATS; 223 224 /* rx stats */ 225 total += MAX_Q(lif) * IONIC_NUM_RX_STATS; 226 227 /* port stats */ 228 total += IONIC_NUM_PORT_STATS; 229 230 if (test_bit(IONIC_LIF_F_UP, lif->state) && 231 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) { 232 /* tx debug stats */ 233 total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS + 234 IONIC_NUM_TX_Q_STATS + 235 IONIC_NUM_DBG_INTR_STATS + 236 IONIC_MAX_NUM_SG_CNTR); 237 238 /* rx debug stats */ 239 total += MAX_Q(lif) * (IONIC_NUM_DBG_CQ_STATS + 240 IONIC_NUM_DBG_INTR_STATS + 241 IONIC_NUM_DBG_NAPI_STATS + 242 IONIC_MAX_NUM_NAPI_CNTR); 243 } 244 245 return total; 246 } 247 248 static void ionic_sw_stats_get_strings(struct ionic_lif *lif, u8 **buf) 249 { 250 int i, q_num; 251 252 for (i = 0; i < IONIC_NUM_LIF_STATS; i++) { 253 snprintf(*buf, ETH_GSTRING_LEN, ionic_lif_stats_desc[i].name); 254 *buf += ETH_GSTRING_LEN; 255 } 256 257 for (i = 0; i < IONIC_NUM_PORT_STATS; i++) { 258 snprintf(*buf, ETH_GSTRING_LEN, 259 ionic_port_stats_desc[i].name); 260 *buf += ETH_GSTRING_LEN; 261 } 262 263 for (q_num = 0; q_num < MAX_Q(lif); q_num++) { 264 for (i = 0; i < IONIC_NUM_TX_STATS; i++) { 265 snprintf(*buf, ETH_GSTRING_LEN, "tx_%d_%s", 266 q_num, ionic_tx_stats_desc[i].name); 267 *buf += ETH_GSTRING_LEN; 268 } 269 270 if (test_bit(IONIC_LIF_F_UP, lif->state) && 271 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) { 272 for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) { 273 snprintf(*buf, ETH_GSTRING_LEN, 274 "txq_%d_%s", 275 q_num, 276 ionic_txq_stats_desc[i].name); 277 *buf += ETH_GSTRING_LEN; 278 } 279 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) { 280 snprintf(*buf, ETH_GSTRING_LEN, 281 "txq_%d_cq_%s", 282 q_num, 283 ionic_dbg_cq_stats_desc[i].name); 284 *buf += ETH_GSTRING_LEN; 285 } 286 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) { 287 snprintf(*buf, ETH_GSTRING_LEN, 288 "txq_%d_intr_%s", 289 q_num, 290 ionic_dbg_intr_stats_desc[i].name); 291 *buf += ETH_GSTRING_LEN; 292 } 293 for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) { 294 snprintf(*buf, ETH_GSTRING_LEN, 295 "txq_%d_sg_cntr_%d", 296 q_num, i); 297 *buf += ETH_GSTRING_LEN; 298 } 299 } 300 } 301 for (q_num = 0; q_num < MAX_Q(lif); q_num++) { 302 for (i = 0; i < IONIC_NUM_RX_STATS; i++) { 303 snprintf(*buf, ETH_GSTRING_LEN, 304 "rx_%d_%s", 305 q_num, ionic_rx_stats_desc[i].name); 306 *buf += ETH_GSTRING_LEN; 307 } 308 309 if (test_bit(IONIC_LIF_F_UP, lif->state) && 310 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) { 311 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) { 312 snprintf(*buf, ETH_GSTRING_LEN, 313 "rxq_%d_cq_%s", 314 q_num, 315 ionic_dbg_cq_stats_desc[i].name); 316 *buf += ETH_GSTRING_LEN; 317 } 318 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) { 319 snprintf(*buf, ETH_GSTRING_LEN, 320 "rxq_%d_intr_%s", 321 q_num, 322 ionic_dbg_intr_stats_desc[i].name); 323 *buf += ETH_GSTRING_LEN; 324 } 325 for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) { 326 snprintf(*buf, ETH_GSTRING_LEN, 327 "rxq_%d_napi_%s", 328 q_num, 329 ionic_dbg_napi_stats_desc[i].name); 330 *buf += ETH_GSTRING_LEN; 331 } 332 for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) { 333 snprintf(*buf, ETH_GSTRING_LEN, 334 "rxq_%d_napi_work_done_%d", 335 q_num, i); 336 *buf += ETH_GSTRING_LEN; 337 } 338 } 339 } 340 } 341 342 static void ionic_sw_stats_get_values(struct ionic_lif *lif, u64 **buf) 343 { 344 struct ionic_port_stats *port_stats; 345 struct ionic_lif_sw_stats lif_stats; 346 struct ionic_qcq *txqcq, *rxqcq; 347 struct ionic_tx_stats *txstats; 348 struct ionic_rx_stats *rxstats; 349 int i, q_num; 350 351 ionic_get_lif_stats(lif, &lif_stats); 352 353 for (i = 0; i < IONIC_NUM_LIF_STATS; i++) { 354 **buf = IONIC_READ_STAT64(&lif_stats, &ionic_lif_stats_desc[i]); 355 (*buf)++; 356 } 357 358 port_stats = &lif->ionic->idev.port_info->stats; 359 for (i = 0; i < IONIC_NUM_PORT_STATS; i++) { 360 **buf = IONIC_READ_STAT_LE64(port_stats, 361 &ionic_port_stats_desc[i]); 362 (*buf)++; 363 } 364 365 for (q_num = 0; q_num < MAX_Q(lif); q_num++) { 366 txstats = &lif->txqstats[q_num]; 367 368 for (i = 0; i < IONIC_NUM_TX_STATS; i++) { 369 **buf = IONIC_READ_STAT64(txstats, 370 &ionic_tx_stats_desc[i]); 371 (*buf)++; 372 } 373 374 if (test_bit(IONIC_LIF_F_UP, lif->state) && 375 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) { 376 txqcq = lif->txqcqs[q_num]; 377 for (i = 0; i < IONIC_NUM_TX_Q_STATS; i++) { 378 **buf = IONIC_READ_STAT64(&txqcq->q, 379 &ionic_txq_stats_desc[i]); 380 (*buf)++; 381 } 382 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) { 383 **buf = IONIC_READ_STAT64(&txqcq->cq, 384 &ionic_dbg_cq_stats_desc[i]); 385 (*buf)++; 386 } 387 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) { 388 **buf = IONIC_READ_STAT64(&txqcq->intr, 389 &ionic_dbg_intr_stats_desc[i]); 390 (*buf)++; 391 } 392 for (i = 0; i < IONIC_MAX_NUM_SG_CNTR; i++) { 393 **buf = txstats->sg_cntr[i]; 394 (*buf)++; 395 } 396 } 397 } 398 399 for (q_num = 0; q_num < MAX_Q(lif); q_num++) { 400 rxstats = &lif->rxqstats[q_num]; 401 402 for (i = 0; i < IONIC_NUM_RX_STATS; i++) { 403 **buf = IONIC_READ_STAT64(rxstats, 404 &ionic_rx_stats_desc[i]); 405 (*buf)++; 406 } 407 408 if (test_bit(IONIC_LIF_F_UP, lif->state) && 409 test_bit(IONIC_LIF_F_SW_DEBUG_STATS, lif->state)) { 410 rxqcq = lif->rxqcqs[q_num]; 411 for (i = 0; i < IONIC_NUM_DBG_CQ_STATS; i++) { 412 **buf = IONIC_READ_STAT64(&rxqcq->cq, 413 &ionic_dbg_cq_stats_desc[i]); 414 (*buf)++; 415 } 416 for (i = 0; i < IONIC_NUM_DBG_INTR_STATS; i++) { 417 **buf = IONIC_READ_STAT64(&rxqcq->intr, 418 &ionic_dbg_intr_stats_desc[i]); 419 (*buf)++; 420 } 421 for (i = 0; i < IONIC_NUM_DBG_NAPI_STATS; i++) { 422 **buf = IONIC_READ_STAT64(&rxqcq->napi_stats, 423 &ionic_dbg_napi_stats_desc[i]); 424 (*buf)++; 425 } 426 for (i = 0; i < IONIC_MAX_NUM_NAPI_CNTR; i++) { 427 **buf = rxqcq->napi_stats.work_done_cntr[i]; 428 (*buf)++; 429 } 430 } 431 } 432 } 433 434 const struct ionic_stats_group_intf ionic_stats_groups[] = { 435 /* SW Stats group */ 436 { 437 .get_strings = ionic_sw_stats_get_strings, 438 .get_values = ionic_sw_stats_get_values, 439 .get_count = ionic_sw_stats_get_count, 440 }, 441 /* Add more stat groups here */ 442 }; 443 444 const int ionic_num_stats_grps = ARRAY_SIZE(ionic_stats_groups); 445