1 /* bnx2x_stats.h: Broadcom Everest network driver. 2 * 3 * Copyright (c) 2007-2012 Broadcom Corporation 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation. 8 * 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com> 10 * Written by: Eliezer Tamir 11 * Based on code from Michael Chan's bnx2 driver 12 * UDP CSUM errata workaround by Arik Gendelman 13 * Slowpath and fastpath rework by Vladislav Zolotarov 14 * Statistics and Link management by Yitchak Gertner 15 * 16 */ 17 #ifndef BNX2X_STATS_H 18 #define BNX2X_STATS_H 19 20 #include <linux/types.h> 21 22 struct nig_stats { 23 u32 brb_discard; 24 u32 brb_packet; 25 u32 brb_truncate; 26 u32 flow_ctrl_discard; 27 u32 flow_ctrl_octets; 28 u32 flow_ctrl_packet; 29 u32 mng_discard; 30 u32 mng_octet_inp; 31 u32 mng_octet_out; 32 u32 mng_packet_inp; 33 u32 mng_packet_out; 34 u32 pbf_octets; 35 u32 pbf_packet; 36 u32 safc_inp; 37 u32 egress_mac_pkt0_lo; 38 u32 egress_mac_pkt0_hi; 39 u32 egress_mac_pkt1_lo; 40 u32 egress_mac_pkt1_hi; 41 }; 42 43 44 enum bnx2x_stats_event { 45 STATS_EVENT_PMF = 0, 46 STATS_EVENT_LINK_UP, 47 STATS_EVENT_UPDATE, 48 STATS_EVENT_STOP, 49 STATS_EVENT_MAX 50 }; 51 52 enum bnx2x_stats_state { 53 STATS_STATE_DISABLED = 0, 54 STATS_STATE_ENABLED, 55 STATS_STATE_MAX 56 }; 57 58 struct bnx2x_eth_stats { 59 u32 total_bytes_received_hi; 60 u32 total_bytes_received_lo; 61 u32 total_bytes_transmitted_hi; 62 u32 total_bytes_transmitted_lo; 63 u32 total_unicast_packets_received_hi; 64 u32 total_unicast_packets_received_lo; 65 u32 total_multicast_packets_received_hi; 66 u32 total_multicast_packets_received_lo; 67 u32 total_broadcast_packets_received_hi; 68 u32 total_broadcast_packets_received_lo; 69 u32 total_unicast_packets_transmitted_hi; 70 u32 total_unicast_packets_transmitted_lo; 71 u32 total_multicast_packets_transmitted_hi; 72 u32 total_multicast_packets_transmitted_lo; 73 u32 total_broadcast_packets_transmitted_hi; 74 u32 total_broadcast_packets_transmitted_lo; 75 u32 valid_bytes_received_hi; 76 u32 valid_bytes_received_lo; 77 78 u32 error_bytes_received_hi; 79 u32 error_bytes_received_lo; 80 u32 etherstatsoverrsizepkts_hi; 81 u32 etherstatsoverrsizepkts_lo; 82 u32 no_buff_discard_hi; 83 u32 no_buff_discard_lo; 84 85 u32 rx_stat_ifhcinbadoctets_hi; 86 u32 rx_stat_ifhcinbadoctets_lo; 87 u32 tx_stat_ifhcoutbadoctets_hi; 88 u32 tx_stat_ifhcoutbadoctets_lo; 89 u32 rx_stat_dot3statsfcserrors_hi; 90 u32 rx_stat_dot3statsfcserrors_lo; 91 u32 rx_stat_dot3statsalignmenterrors_hi; 92 u32 rx_stat_dot3statsalignmenterrors_lo; 93 u32 rx_stat_dot3statscarriersenseerrors_hi; 94 u32 rx_stat_dot3statscarriersenseerrors_lo; 95 u32 rx_stat_falsecarriererrors_hi; 96 u32 rx_stat_falsecarriererrors_lo; 97 u32 rx_stat_etherstatsundersizepkts_hi; 98 u32 rx_stat_etherstatsundersizepkts_lo; 99 u32 rx_stat_dot3statsframestoolong_hi; 100 u32 rx_stat_dot3statsframestoolong_lo; 101 u32 rx_stat_etherstatsfragments_hi; 102 u32 rx_stat_etherstatsfragments_lo; 103 u32 rx_stat_etherstatsjabbers_hi; 104 u32 rx_stat_etherstatsjabbers_lo; 105 u32 rx_stat_maccontrolframesreceived_hi; 106 u32 rx_stat_maccontrolframesreceived_lo; 107 u32 rx_stat_bmac_xpf_hi; 108 u32 rx_stat_bmac_xpf_lo; 109 u32 rx_stat_bmac_xcf_hi; 110 u32 rx_stat_bmac_xcf_lo; 111 u32 rx_stat_xoffstateentered_hi; 112 u32 rx_stat_xoffstateentered_lo; 113 u32 rx_stat_xonpauseframesreceived_hi; 114 u32 rx_stat_xonpauseframesreceived_lo; 115 u32 rx_stat_xoffpauseframesreceived_hi; 116 u32 rx_stat_xoffpauseframesreceived_lo; 117 u32 tx_stat_outxonsent_hi; 118 u32 tx_stat_outxonsent_lo; 119 u32 tx_stat_outxoffsent_hi; 120 u32 tx_stat_outxoffsent_lo; 121 u32 tx_stat_flowcontroldone_hi; 122 u32 tx_stat_flowcontroldone_lo; 123 u32 tx_stat_etherstatscollisions_hi; 124 u32 tx_stat_etherstatscollisions_lo; 125 u32 tx_stat_dot3statssinglecollisionframes_hi; 126 u32 tx_stat_dot3statssinglecollisionframes_lo; 127 u32 tx_stat_dot3statsmultiplecollisionframes_hi; 128 u32 tx_stat_dot3statsmultiplecollisionframes_lo; 129 u32 tx_stat_dot3statsdeferredtransmissions_hi; 130 u32 tx_stat_dot3statsdeferredtransmissions_lo; 131 u32 tx_stat_dot3statsexcessivecollisions_hi; 132 u32 tx_stat_dot3statsexcessivecollisions_lo; 133 u32 tx_stat_dot3statslatecollisions_hi; 134 u32 tx_stat_dot3statslatecollisions_lo; 135 u32 tx_stat_etherstatspkts64octets_hi; 136 u32 tx_stat_etherstatspkts64octets_lo; 137 u32 tx_stat_etherstatspkts65octetsto127octets_hi; 138 u32 tx_stat_etherstatspkts65octetsto127octets_lo; 139 u32 tx_stat_etherstatspkts128octetsto255octets_hi; 140 u32 tx_stat_etherstatspkts128octetsto255octets_lo; 141 u32 tx_stat_etherstatspkts256octetsto511octets_hi; 142 u32 tx_stat_etherstatspkts256octetsto511octets_lo; 143 u32 tx_stat_etherstatspkts512octetsto1023octets_hi; 144 u32 tx_stat_etherstatspkts512octetsto1023octets_lo; 145 u32 tx_stat_etherstatspkts1024octetsto1522octets_hi; 146 u32 tx_stat_etherstatspkts1024octetsto1522octets_lo; 147 u32 tx_stat_etherstatspktsover1522octets_hi; 148 u32 tx_stat_etherstatspktsover1522octets_lo; 149 u32 tx_stat_bmac_2047_hi; 150 u32 tx_stat_bmac_2047_lo; 151 u32 tx_stat_bmac_4095_hi; 152 u32 tx_stat_bmac_4095_lo; 153 u32 tx_stat_bmac_9216_hi; 154 u32 tx_stat_bmac_9216_lo; 155 u32 tx_stat_bmac_16383_hi; 156 u32 tx_stat_bmac_16383_lo; 157 u32 tx_stat_dot3statsinternalmactransmiterrors_hi; 158 u32 tx_stat_dot3statsinternalmactransmiterrors_lo; 159 u32 tx_stat_bmac_ufl_hi; 160 u32 tx_stat_bmac_ufl_lo; 161 162 u32 pause_frames_received_hi; 163 u32 pause_frames_received_lo; 164 u32 pause_frames_sent_hi; 165 u32 pause_frames_sent_lo; 166 167 u32 etherstatspkts1024octetsto1522octets_hi; 168 u32 etherstatspkts1024octetsto1522octets_lo; 169 u32 etherstatspktsover1522octets_hi; 170 u32 etherstatspktsover1522octets_lo; 171 172 u32 brb_drop_hi; 173 u32 brb_drop_lo; 174 u32 brb_truncate_hi; 175 u32 brb_truncate_lo; 176 177 u32 mac_filter_discard; 178 u32 mf_tag_discard; 179 u32 brb_truncate_discard; 180 u32 mac_discard; 181 182 u32 driver_xoff; 183 u32 rx_err_discard_pkt; 184 u32 rx_skb_alloc_failed; 185 u32 hw_csum_err; 186 187 u32 nig_timer_max; 188 189 /* TPA */ 190 u32 total_tpa_aggregations_hi; 191 u32 total_tpa_aggregations_lo; 192 u32 total_tpa_aggregated_frames_hi; 193 u32 total_tpa_aggregated_frames_lo; 194 u32 total_tpa_bytes_hi; 195 u32 total_tpa_bytes_lo; 196 197 /* PFC */ 198 u32 pfc_frames_received_hi; 199 u32 pfc_frames_received_lo; 200 u32 pfc_frames_sent_hi; 201 u32 pfc_frames_sent_lo; 202 203 /* Recovery */ 204 u32 recoverable_error; 205 u32 unrecoverable_error; 206 /* src: Clear-on-Read register; Will not survive PMF Migration */ 207 u32 eee_tx_lpi; 208 }; 209 210 211 struct bnx2x_eth_q_stats { 212 u32 total_unicast_bytes_received_hi; 213 u32 total_unicast_bytes_received_lo; 214 u32 total_broadcast_bytes_received_hi; 215 u32 total_broadcast_bytes_received_lo; 216 u32 total_multicast_bytes_received_hi; 217 u32 total_multicast_bytes_received_lo; 218 u32 total_bytes_received_hi; 219 u32 total_bytes_received_lo; 220 u32 total_unicast_bytes_transmitted_hi; 221 u32 total_unicast_bytes_transmitted_lo; 222 u32 total_broadcast_bytes_transmitted_hi; 223 u32 total_broadcast_bytes_transmitted_lo; 224 u32 total_multicast_bytes_transmitted_hi; 225 u32 total_multicast_bytes_transmitted_lo; 226 u32 total_bytes_transmitted_hi; 227 u32 total_bytes_transmitted_lo; 228 u32 total_unicast_packets_received_hi; 229 u32 total_unicast_packets_received_lo; 230 u32 total_multicast_packets_received_hi; 231 u32 total_multicast_packets_received_lo; 232 u32 total_broadcast_packets_received_hi; 233 u32 total_broadcast_packets_received_lo; 234 u32 total_unicast_packets_transmitted_hi; 235 u32 total_unicast_packets_transmitted_lo; 236 u32 total_multicast_packets_transmitted_hi; 237 u32 total_multicast_packets_transmitted_lo; 238 u32 total_broadcast_packets_transmitted_hi; 239 u32 total_broadcast_packets_transmitted_lo; 240 u32 valid_bytes_received_hi; 241 u32 valid_bytes_received_lo; 242 243 u32 etherstatsoverrsizepkts_hi; 244 u32 etherstatsoverrsizepkts_lo; 245 u32 no_buff_discard_hi; 246 u32 no_buff_discard_lo; 247 248 u32 driver_xoff; 249 u32 rx_err_discard_pkt; 250 u32 rx_skb_alloc_failed; 251 u32 hw_csum_err; 252 253 u32 total_packets_received_checksum_discarded_hi; 254 u32 total_packets_received_checksum_discarded_lo; 255 u32 total_packets_received_ttl0_discarded_hi; 256 u32 total_packets_received_ttl0_discarded_lo; 257 u32 total_transmitted_dropped_packets_error_hi; 258 u32 total_transmitted_dropped_packets_error_lo; 259 260 /* TPA */ 261 u32 total_tpa_aggregations_hi; 262 u32 total_tpa_aggregations_lo; 263 u32 total_tpa_aggregated_frames_hi; 264 u32 total_tpa_aggregated_frames_lo; 265 u32 total_tpa_bytes_hi; 266 u32 total_tpa_bytes_lo; 267 }; 268 269 struct bnx2x_eth_stats_old { 270 u32 rx_stat_dot3statsframestoolong_hi; 271 u32 rx_stat_dot3statsframestoolong_lo; 272 }; 273 274 struct bnx2x_eth_q_stats_old { 275 /* Fields to perserve over fw reset*/ 276 u32 total_unicast_bytes_received_hi; 277 u32 total_unicast_bytes_received_lo; 278 u32 total_broadcast_bytes_received_hi; 279 u32 total_broadcast_bytes_received_lo; 280 u32 total_multicast_bytes_received_hi; 281 u32 total_multicast_bytes_received_lo; 282 u32 total_unicast_bytes_transmitted_hi; 283 u32 total_unicast_bytes_transmitted_lo; 284 u32 total_broadcast_bytes_transmitted_hi; 285 u32 total_broadcast_bytes_transmitted_lo; 286 u32 total_multicast_bytes_transmitted_hi; 287 u32 total_multicast_bytes_transmitted_lo; 288 u32 total_tpa_bytes_hi; 289 u32 total_tpa_bytes_lo; 290 291 /* Fields to perserve last of */ 292 u32 total_bytes_received_hi; 293 u32 total_bytes_received_lo; 294 u32 total_bytes_transmitted_hi; 295 u32 total_bytes_transmitted_lo; 296 u32 total_unicast_packets_received_hi; 297 u32 total_unicast_packets_received_lo; 298 u32 total_multicast_packets_received_hi; 299 u32 total_multicast_packets_received_lo; 300 u32 total_broadcast_packets_received_hi; 301 u32 total_broadcast_packets_received_lo; 302 u32 total_unicast_packets_transmitted_hi; 303 u32 total_unicast_packets_transmitted_lo; 304 u32 total_multicast_packets_transmitted_hi; 305 u32 total_multicast_packets_transmitted_lo; 306 u32 total_broadcast_packets_transmitted_hi; 307 u32 total_broadcast_packets_transmitted_lo; 308 u32 valid_bytes_received_hi; 309 u32 valid_bytes_received_lo; 310 311 u32 total_tpa_bytes_hi_old; 312 u32 total_tpa_bytes_lo_old; 313 314 u32 driver_xoff_old; 315 u32 rx_err_discard_pkt_old; 316 u32 rx_skb_alloc_failed_old; 317 u32 hw_csum_err_old; 318 }; 319 320 struct bnx2x_net_stats_old { 321 u32 rx_dropped; 322 }; 323 324 struct bnx2x_fw_port_stats_old { 325 u32 mac_filter_discard; 326 u32 mf_tag_discard; 327 u32 brb_truncate_discard; 328 u32 mac_discard; 329 }; 330 331 332 /**************************************************************************** 333 * Macros 334 ****************************************************************************/ 335 336 /* sum[hi:lo] += add[hi:lo] */ 337 #define ADD_64(s_hi, a_hi, s_lo, a_lo) \ 338 do { \ 339 s_lo += a_lo; \ 340 s_hi += a_hi + ((s_lo < a_lo) ? 1 : 0); \ 341 } while (0) 342 343 #define LE32_0 ((__force __le32) 0) 344 #define LE16_0 ((__force __le16) 0) 345 346 /* The _force is for cases where high value is 0 */ 347 #define ADD_64_LE(s_hi, a_hi_le, s_lo, a_lo_le) \ 348 ADD_64(s_hi, le32_to_cpu(a_hi_le), \ 349 s_lo, le32_to_cpu(a_lo_le)) 350 351 #define ADD_64_LE16(s_hi, a_hi_le, s_lo, a_lo_le) \ 352 ADD_64(s_hi, le16_to_cpu(a_hi_le), \ 353 s_lo, le16_to_cpu(a_lo_le)) 354 355 /* difference = minuend - subtrahend */ 356 #define DIFF_64(d_hi, m_hi, s_hi, d_lo, m_lo, s_lo) \ 357 do { \ 358 if (m_lo < s_lo) { \ 359 /* underflow */ \ 360 d_hi = m_hi - s_hi; \ 361 if (d_hi > 0) { \ 362 /* we can 'loan' 1 */ \ 363 d_hi--; \ 364 d_lo = m_lo + (UINT_MAX - s_lo) + 1; \ 365 } else { \ 366 /* m_hi <= s_hi */ \ 367 d_hi = 0; \ 368 d_lo = 0; \ 369 } \ 370 } else { \ 371 /* m_lo >= s_lo */ \ 372 if (m_hi < s_hi) { \ 373 d_hi = 0; \ 374 d_lo = 0; \ 375 } else { \ 376 /* m_hi >= s_hi */ \ 377 d_hi = m_hi - s_hi; \ 378 d_lo = m_lo - s_lo; \ 379 } \ 380 } \ 381 } while (0) 382 383 #define UPDATE_STAT64(s, t) \ 384 do { \ 385 DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \ 386 diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \ 387 pstats->mac_stx[0].t##_hi = new->s##_hi; \ 388 pstats->mac_stx[0].t##_lo = new->s##_lo; \ 389 ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \ 390 pstats->mac_stx[1].t##_lo, diff.lo); \ 391 } while (0) 392 393 #define UPDATE_STAT64_NIG(s, t) \ 394 do { \ 395 DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \ 396 diff.lo, new->s##_lo, old->s##_lo); \ 397 ADD_64(estats->t##_hi, diff.hi, \ 398 estats->t##_lo, diff.lo); \ 399 } while (0) 400 401 /* sum[hi:lo] += add */ 402 #define ADD_EXTEND_64(s_hi, s_lo, a) \ 403 do { \ 404 s_lo += a; \ 405 s_hi += (s_lo < a) ? 1 : 0; \ 406 } while (0) 407 408 #define ADD_STAT64(diff, t) \ 409 do { \ 410 ADD_64(pstats->mac_stx[1].t##_hi, new->diff##_hi, \ 411 pstats->mac_stx[1].t##_lo, new->diff##_lo); \ 412 } while (0) 413 414 #define UPDATE_EXTEND_STAT(s) \ 415 do { \ 416 ADD_EXTEND_64(pstats->mac_stx[1].s##_hi, \ 417 pstats->mac_stx[1].s##_lo, \ 418 new->s); \ 419 } while (0) 420 421 #define UPDATE_EXTEND_TSTAT(s, t) \ 422 do { \ 423 diff = le32_to_cpu(tclient->s) - le32_to_cpu(old_tclient->s); \ 424 old_tclient->s = tclient->s; \ 425 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ 426 } while (0) 427 428 #define UPDATE_EXTEND_E_TSTAT(s, t) \ 429 do { \ 430 UPDATE_EXTEND_TSTAT(s, t); \ 431 ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \ 432 } while (0) 433 434 #define UPDATE_EXTEND_USTAT(s, t) \ 435 do { \ 436 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ 437 old_uclient->s = uclient->s; \ 438 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ 439 } while (0) 440 441 #define UPDATE_EXTEND_E_USTAT(s, t) \ 442 do { \ 443 UPDATE_EXTEND_USTAT(s, t); \ 444 ADD_EXTEND_64(estats->t##_hi, estats->t##_lo, diff); \ 445 } while (0) 446 447 #define UPDATE_EXTEND_XSTAT(s, t) \ 448 do { \ 449 diff = le32_to_cpu(xclient->s) - le32_to_cpu(old_xclient->s); \ 450 old_xclient->s = xclient->s; \ 451 ADD_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ 452 } while (0) 453 454 #define UPDATE_QSTAT(s, t) \ 455 do { \ 456 qstats->t##_hi = qstats_old->t##_hi + le32_to_cpu(s.hi); \ 457 qstats->t##_lo = qstats_old->t##_lo + le32_to_cpu(s.lo); \ 458 } while (0) 459 460 #define UPDATE_QSTAT_OLD(f) \ 461 do { \ 462 qstats_old->f = qstats->f; \ 463 } while (0) 464 465 #define UPDATE_ESTAT_QSTAT_64(s) \ 466 do { \ 467 ADD_64(estats->s##_hi, qstats->s##_hi, \ 468 estats->s##_lo, qstats->s##_lo); \ 469 SUB_64(estats->s##_hi, qstats_old->s##_hi_old, \ 470 estats->s##_lo, qstats_old->s##_lo_old); \ 471 qstats_old->s##_hi_old = qstats->s##_hi; \ 472 qstats_old->s##_lo_old = qstats->s##_lo; \ 473 } while (0) 474 475 #define UPDATE_ESTAT_QSTAT(s) \ 476 do { \ 477 estats->s += qstats->s; \ 478 estats->s -= qstats_old->s##_old; \ 479 qstats_old->s##_old = qstats->s; \ 480 } while (0) 481 482 #define UPDATE_FSTAT_QSTAT(s) \ 483 do { \ 484 ADD_64(fstats->s##_hi, qstats->s##_hi, \ 485 fstats->s##_lo, qstats->s##_lo); \ 486 SUB_64(fstats->s##_hi, qstats_old->s##_hi, \ 487 fstats->s##_lo, qstats_old->s##_lo); \ 488 estats->s##_hi = fstats->s##_hi; \ 489 estats->s##_lo = fstats->s##_lo; \ 490 qstats_old->s##_hi = qstats->s##_hi; \ 491 qstats_old->s##_lo = qstats->s##_lo; \ 492 } while (0) 493 494 #define UPDATE_FW_STAT(s) \ 495 do { \ 496 estats->s = le32_to_cpu(tport->s) + fwstats->s; \ 497 } while (0) 498 499 #define UPDATE_FW_STAT_OLD(f) \ 500 do { \ 501 fwstats->f = estats->f; \ 502 } while (0) 503 504 #define UPDATE_ESTAT(s, t) \ 505 do { \ 506 SUB_64(estats->s##_hi, estats_old->t##_hi, \ 507 estats->s##_lo, estats_old->t##_lo); \ 508 ADD_64(estats->s##_hi, estats->t##_hi, \ 509 estats->s##_lo, estats->t##_lo); \ 510 estats_old->t##_hi = estats->t##_hi; \ 511 estats_old->t##_lo = estats->t##_lo; \ 512 } while (0) 513 514 /* minuend -= subtrahend */ 515 #define SUB_64(m_hi, s_hi, m_lo, s_lo) \ 516 do { \ 517 DIFF_64(m_hi, m_hi, s_hi, m_lo, m_lo, s_lo); \ 518 } while (0) 519 520 /* minuend[hi:lo] -= subtrahend */ 521 #define SUB_EXTEND_64(m_hi, m_lo, s) \ 522 do { \ 523 SUB_64(m_hi, 0, m_lo, s); \ 524 } while (0) 525 526 #define SUB_EXTEND_USTAT(s, t) \ 527 do { \ 528 diff = le32_to_cpu(uclient->s) - le32_to_cpu(old_uclient->s); \ 529 SUB_EXTEND_64(qstats->t##_hi, qstats->t##_lo, diff); \ 530 } while (0) 531 532 533 /* forward */ 534 struct bnx2x; 535 536 void bnx2x_stats_init(struct bnx2x *bp); 537 538 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); 539 540 /** 541 * bnx2x_save_statistics - save statistics when unloading. 542 * 543 * @bp: driver handle 544 */ 545 void bnx2x_save_statistics(struct bnx2x *bp); 546 547 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats, 548 u32 stats_type); 549 #endif /* BNX2X_STATS_H */ 550