drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c

   1 /* bnx2x_stats.c: Broadcom Everest network driver.
   2  *
   3  * Copyright (c) 2007-2013 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
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include "bnx2x_stats.h"
  21 #include "bnx2x_cmn.h"
  22 #include "bnx2x_sriov.h"
  23
  24 /* Statistics */
  25
  26 /*
  27  * General service functions
  28  */
  29
  30 static inline long bnx2x_hilo(u32 *hiref)
  31 {
  32         u32 lo = *(hiref + 1);
  33 #if (BITS_PER_LONG == 64)
  34         u32 hi = *hiref;
  35
  36         return HILO_U64(hi, lo);
  37 #else
  38         return lo;
  39 #endif
  40 }
  41
  42 static inline u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
  43 {
  44         u16 res = 0;
  45
  46         /* 'newest' convention - shmem2 cotains the size of the port stats */
  47         if (SHMEM2_HAS(bp, sizeof_port_stats)) {
  48                 u32 size = SHMEM2_RD(bp, sizeof_port_stats);
  49                 if (size)
  50                         res = size;
  51
  52                 /* prevent newer BC from causing buffer overflow */
  53                 if (res > sizeof(struct host_port_stats))
  54                         res = sizeof(struct host_port_stats);
  55         }
  56
  57         /* Older convention - all BCs support the port stats' fields up until
  58          * the 'not_used' field
  59          */
  60         if (!res) {
  61                 res = offsetof(struct host_port_stats, not_used) + 4;
  62
  63                 /* if PFC stats are supported by the MFW, DMA them as well */
  64                 if (bp->flags & BC_SUPPORTS_PFC_STATS) {
  65                         res += offsetof(struct host_port_stats,
  66                                         pfc_frames_rx_lo) -
  67                                offsetof(struct host_port_stats,
  68                                         pfc_frames_tx_hi) + 4 ;
  69                 }
  70         }
  71
  72         res >>= 2;
  73
  74         WARN_ON(res > 2 * DMAE_LEN32_RD_MAX);
  75         return res;
  76 }
  77
  78 /*
  79  * Init service functions
  80  */
  81
  82 static void bnx2x_dp_stats(struct bnx2x *bp)
  83 {
  84         int i;
  85
  86         DP(BNX2X_MSG_STATS, "dumping stats:\n"
  87            "fw_stats_req\n"
  88            "    hdr\n"
  89            "        cmd_num %d\n"
  90            "        reserved0 %d\n"
  91            "        drv_stats_counter %d\n"
  92            "        reserved1 %d\n"
  93            "        stats_counters_addrs %x %x\n",
  94            bp->fw_stats_req->hdr.cmd_num,
  95            bp->fw_stats_req->hdr.reserved0,
  96            bp->fw_stats_req->hdr.drv_stats_counter,
  97            bp->fw_stats_req->hdr.reserved1,
  98            bp->fw_stats_req->hdr.stats_counters_addrs.hi,
  99            bp->fw_stats_req->hdr.stats_counters_addrs.lo);
 100
 101         for (i = 0; i < bp->fw_stats_req->hdr.cmd_num; i++) {
 102                 DP(BNX2X_MSG_STATS,
 103                    "query[%d]\n"
 104                    "              kind %d\n"
 105                    "              index %d\n"
 106                    "              funcID %d\n"
 107                    "              reserved %d\n"
 108                    "              address %x %x\n",
 109                    i, bp->fw_stats_req->query[i].kind,
 110                    bp->fw_stats_req->query[i].index,
 111                    bp->fw_stats_req->query[i].funcID,
 112                    bp->fw_stats_req->query[i].reserved,
 113                    bp->fw_stats_req->query[i].address.hi,
 114                    bp->fw_stats_req->query[i].address.lo);
 115         }
 116 }
 117
 118 /* Post the next statistics ramrod. Protect it with the spin in
 119  * order to ensure the strict order between statistics ramrods
 120  * (each ramrod has a sequence number passed in a
 121  * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
 122  * sent in order).
 123  */
 124 static void bnx2x_storm_stats_post(struct bnx2x *bp)
 125 {
 126         if (!bp->stats_pending) {
 127                 int rc;
 128
 129                 spin_lock_bh(&bp->stats_lock);
 130
 131                 if (bp->stats_pending) {
 132                         spin_unlock_bh(&bp->stats_lock);
 133                         return;
 134                 }
 135
 136                 bp->fw_stats_req->hdr.drv_stats_counter =
 137                         cpu_to_le16(bp->stats_counter++);
 138
 139                 DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
 140                         bp->fw_stats_req->hdr.drv_stats_counter);
 141
 142                 /* adjust the ramrod to include VF queues statistics */
 143                 bnx2x_iov_adjust_stats_req(bp);
 144                 bnx2x_dp_stats(bp);
 145
 146                 /* send FW stats ramrod */
 147                 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
 148                                    U64_HI(bp->fw_stats_req_mapping),
 149                                    U64_LO(bp->fw_stats_req_mapping),
 150                                    NONE_CONNECTION_TYPE);
 151                 if (rc == 0)
 152                         bp->stats_pending = 1;
 153
 154                 spin_unlock_bh(&bp->stats_lock);
 155         }
 156 }
 157
 158 static void bnx2x_hw_stats_post(struct bnx2x *bp)
 159 {
 160         struct dmae_command *dmae = &bp->stats_dmae;
 161         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 162
 163         *stats_comp = DMAE_COMP_VAL;
 164         if (CHIP_REV_IS_SLOW(bp))
 165                 return;
 166
 167         /* Update MCP's statistics if possible */
 168         if (bp->func_stx)
 169                 memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
 170                        sizeof(bp->func_stats));
 171
 172         /* loader */
 173         if (bp->executer_idx) {
 174                 int loader_idx = PMF_DMAE_C(bp);
 175                 u32 opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 176                                                  true, DMAE_COMP_GRC);
 177                 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
 178
 179                 memset(dmae, 0, sizeof(struct dmae_command));
 180                 dmae->opcode = opcode;
 181                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
 182                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
 183                 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
 184                                      sizeof(struct dmae_command) *
 185                                      (loader_idx + 1)) >> 2;
 186                 dmae->dst_addr_hi = 0;
 187                 dmae->len = sizeof(struct dmae_command) >> 2;
 188                 if (CHIP_IS_E1(bp))
 189                         dmae->len--;
 190                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
 191                 dmae->comp_addr_hi = 0;
 192                 dmae->comp_val = 1;
 193
 194                 *stats_comp = 0;
 195                 bnx2x_post_dmae(bp, dmae, loader_idx);
 196
 197         } else if (bp->func_stx) {
 198                 *stats_comp = 0;
 199                 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
 200         }
 201 }
 202
 203 static int bnx2x_stats_comp(struct bnx2x *bp)
 204 {
 205         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 206         int cnt = 10;
 207
 208         might_sleep();
 209         while (*stats_comp != DMAE_COMP_VAL) {
 210                 if (!cnt) {
 211                         BNX2X_ERR("timeout waiting for stats finished\n");
 212                         break;
 213                 }
 214                 cnt--;
 215                 usleep_range(1000, 2000);
 216         }
 217         return 1;
 218 }
 219
 220 /*
 221  * Statistics service functions
 222  */
 223
 224 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
 225 {
 226         struct dmae_command *dmae;
 227         u32 opcode;
 228         int loader_idx = PMF_DMAE_C(bp);
 229         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 230
 231         /* sanity */
 232         if (!bp->port.pmf || !bp->port.port_stx) {
 233                 BNX2X_ERR("BUG!\n");
 234                 return;
 235         }
 236
 237         bp->executer_idx = 0;
 238
 239         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
 240
 241         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 242         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
 243         dmae->src_addr_lo = bp->port.port_stx >> 2;
 244         dmae->src_addr_hi = 0;
 245         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 246         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 247         dmae->len = DMAE_LEN32_RD_MAX;
 248         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 249         dmae->comp_addr_hi = 0;
 250         dmae->comp_val = 1;
 251
 252         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 253         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
 254         dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
 255         dmae->src_addr_hi = 0;
 256         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
 257                                    DMAE_LEN32_RD_MAX * 4);
 258         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
 259                                    DMAE_LEN32_RD_MAX * 4);
 260         dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
 261
 262         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 263         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 264         dmae->comp_val = DMAE_COMP_VAL;
 265
 266         *stats_comp = 0;
 267         bnx2x_hw_stats_post(bp);
 268         bnx2x_stats_comp(bp);
 269 }
 270
 271 static void bnx2x_port_stats_init(struct bnx2x *bp)
 272 {
 273         struct dmae_command *dmae;
 274         int port = BP_PORT(bp);
 275         u32 opcode;
 276         int loader_idx = PMF_DMAE_C(bp);
 277         u32 mac_addr;
 278         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 279
 280         /* sanity */
 281         if (!bp->link_vars.link_up || !bp->port.pmf) {
 282                 BNX2X_ERR("BUG!\n");
 283                 return;
 284         }
 285
 286         bp->executer_idx = 0;
 287
 288         /* MCP */
 289         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 290                                     true, DMAE_COMP_GRC);
 291
 292         if (bp->port.port_stx) {
 293
 294                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 295                 dmae->opcode = opcode;
 296                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 297                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 298                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
 299                 dmae->dst_addr_hi = 0;
 300                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
 301                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 302                 dmae->comp_addr_hi = 0;
 303                 dmae->comp_val = 1;
 304         }
 305
 306         if (bp->func_stx) {
 307
 308                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 309                 dmae->opcode = opcode;
 310                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 311                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 312                 dmae->dst_addr_lo = bp->func_stx >> 2;
 313                 dmae->dst_addr_hi = 0;
 314                 dmae->len = sizeof(struct host_func_stats) >> 2;
 315                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 316                 dmae->comp_addr_hi = 0;
 317                 dmae->comp_val = 1;
 318         }
 319
 320         /* MAC */
 321         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 322                                    true, DMAE_COMP_GRC);
 323
 324         /* EMAC is special */
 325         if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
 326                 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
 327
 328                 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
 329                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 330                 dmae->opcode = opcode;
 331                 dmae->src_addr_lo = (mac_addr +
 332                                      EMAC_REG_EMAC_RX_STAT_AC) >> 2;
 333                 dmae->src_addr_hi = 0;
 334                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 335                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 336                 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
 337                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 338                 dmae->comp_addr_hi = 0;
 339                 dmae->comp_val = 1;
 340
 341                 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
 342                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 343                 dmae->opcode = opcode;
 344                 dmae->src_addr_lo = (mac_addr +
 345                                      EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
 346                 dmae->src_addr_hi = 0;
 347                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 348                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 349                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 350                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 351                 dmae->len = 1;
 352                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 353                 dmae->comp_addr_hi = 0;
 354                 dmae->comp_val = 1;
 355
 356                 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
 357                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 358                 dmae->opcode = opcode;
 359                 dmae->src_addr_lo = (mac_addr +
 360                                      EMAC_REG_EMAC_TX_STAT_AC) >> 2;
 361                 dmae->src_addr_hi = 0;
 362                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 363                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 364                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 365                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 366                 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
 367                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 368                 dmae->comp_addr_hi = 0;
 369                 dmae->comp_val = 1;
 370         } else {
 371                 u32 tx_src_addr_lo, rx_src_addr_lo;
 372                 u16 rx_len, tx_len;
 373
 374                 /* configure the params according to MAC type */
 375                 switch (bp->link_vars.mac_type) {
 376                 case MAC_TYPE_BMAC:
 377                         mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
 378                                            NIG_REG_INGRESS_BMAC0_MEM);
 379
 380                         /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
 381                            BIGMAC_REGISTER_TX_STAT_GTBYT */
 382                         if (CHIP_IS_E1x(bp)) {
 383                                 tx_src_addr_lo = (mac_addr +
 384                                         BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 385                                 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
 386                                           BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 387                                 rx_src_addr_lo = (mac_addr +
 388                                         BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 389                                 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
 390                                           BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 391                         } else {
 392                                 tx_src_addr_lo = (mac_addr +
 393                                         BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 394                                 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
 395                                           BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 396                                 rx_src_addr_lo = (mac_addr +
 397                                         BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 398                                 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
 399                                           BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 400                         }
 401                         break;
 402
 403                 case MAC_TYPE_UMAC: /* handled by MSTAT */
 404                 case MAC_TYPE_XMAC: /* handled by MSTAT */
 405                 default:
 406                         mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
 407                         tx_src_addr_lo = (mac_addr +
 408                                           MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
 409                         rx_src_addr_lo = (mac_addr +
 410                                           MSTAT_REG_RX_STAT_GR64_LO) >> 2;
 411                         tx_len = sizeof(bp->slowpath->
 412                                         mac_stats.mstat_stats.stats_tx) >> 2;
 413                         rx_len = sizeof(bp->slowpath->
 414                                         mac_stats.mstat_stats.stats_rx) >> 2;
 415                         break;
 416                 }
 417
 418                 /* TX stats */
 419                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 420                 dmae->opcode = opcode;
 421                 dmae->src_addr_lo = tx_src_addr_lo;
 422                 dmae->src_addr_hi = 0;
 423                 dmae->len = tx_len;
 424                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 425                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 426                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 427                 dmae->comp_addr_hi = 0;
 428                 dmae->comp_val = 1;
 429
 430                 /* RX stats */
 431                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 432                 dmae->opcode = opcode;
 433                 dmae->src_addr_hi = 0;
 434                 dmae->src_addr_lo = rx_src_addr_lo;
 435                 dmae->dst_addr_lo =
 436                         U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 437                 dmae->dst_addr_hi =
 438                         U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 439                 dmae->len = rx_len;
 440                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 441                 dmae->comp_addr_hi = 0;
 442                 dmae->comp_val = 1;
 443         }
 444
 445         /* NIG */
 446         if (!CHIP_IS_E3(bp)) {
 447                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 448                 dmae->opcode = opcode;
 449                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
 450                                             NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
 451                 dmae->src_addr_hi = 0;
 452                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 453                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 454                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 455                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 456                 dmae->len = (2*sizeof(u32)) >> 2;
 457                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 458                 dmae->comp_addr_hi = 0;
 459                 dmae->comp_val = 1;
 460
 461                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 462                 dmae->opcode = opcode;
 463                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
 464                                             NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
 465                 dmae->src_addr_hi = 0;
 466                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 467                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 468                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 469                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 470                 dmae->len = (2*sizeof(u32)) >> 2;
 471                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 472                 dmae->comp_addr_hi = 0;
 473                 dmae->comp_val = 1;
 474         }
 475
 476         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 477         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 478                                                  true, DMAE_COMP_PCI);
 479         dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
 480                                     NIG_REG_STAT0_BRB_DISCARD) >> 2;
 481         dmae->src_addr_hi = 0;
 482         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
 483         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
 484         dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
 485
 486         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 487         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 488         dmae->comp_val = DMAE_COMP_VAL;
 489
 490         *stats_comp = 0;
 491 }
 492
 493 static void bnx2x_func_stats_init(struct bnx2x *bp)
 494 {
 495         struct dmae_command *dmae = &bp->stats_dmae;
 496         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 497
 498         /* sanity */
 499         if (!bp->func_stx) {
 500                 BNX2X_ERR("BUG!\n");
 501                 return;
 502         }
 503
 504         bp->executer_idx = 0;
 505         memset(dmae, 0, sizeof(struct dmae_command));
 506
 507         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 508                                          true, DMAE_COMP_PCI);
 509         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 510         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 511         dmae->dst_addr_lo = bp->func_stx >> 2;
 512         dmae->dst_addr_hi = 0;
 513         dmae->len = sizeof(struct host_func_stats) >> 2;
 514         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 515         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 516         dmae->comp_val = DMAE_COMP_VAL;
 517
 518         *stats_comp = 0;
 519 }
 520
 521 static void bnx2x_stats_start(struct bnx2x *bp)
 522 {
 523         /* vfs travel through here as part of the statistics FSM, but no action
 524          * is required
 525          */
 526         if (IS_VF(bp))
 527                 return;
 528
 529         if (bp->port.pmf)
 530                 bnx2x_port_stats_init(bp);
 531
 532         else if (bp->func_stx)
 533                 bnx2x_func_stats_init(bp);
 534
 535         bnx2x_hw_stats_post(bp);
 536         bnx2x_storm_stats_post(bp);
 537 }
 538
 539 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
 540 {
 541         bnx2x_stats_comp(bp);
 542         bnx2x_stats_pmf_update(bp);
 543         bnx2x_stats_start(bp);
 544 }
 545
 546 static void bnx2x_stats_restart(struct bnx2x *bp)
 547 {
 548         /* vfs travel through here as part of the statistics FSM, but no action
 549          * is required
 550          */
 551         if (IS_VF(bp))
 552                 return;
 553         bnx2x_stats_comp(bp);
 554         bnx2x_stats_start(bp);
 555 }
 556
 557 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
 558 {
 559         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 560         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 561         struct {
 562                 u32 lo;
 563                 u32 hi;
 564         } diff;
 565
 566         if (CHIP_IS_E1x(bp)) {
 567                 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
 568
 569                 /* the macros below will use "bmac1_stats" type */
 570                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 571                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 572                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 573                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 574                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 575                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 576                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 577                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 578                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 579
 580                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 581                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 582                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 583                 UPDATE_STAT64(tx_stat_gt127,
 584                                 tx_stat_etherstatspkts65octetsto127octets);
 585                 UPDATE_STAT64(tx_stat_gt255,
 586                                 tx_stat_etherstatspkts128octetsto255octets);
 587                 UPDATE_STAT64(tx_stat_gt511,
 588                                 tx_stat_etherstatspkts256octetsto511octets);
 589                 UPDATE_STAT64(tx_stat_gt1023,
 590                                 tx_stat_etherstatspkts512octetsto1023octets);
 591                 UPDATE_STAT64(tx_stat_gt1518,
 592                                 tx_stat_etherstatspkts1024octetsto1522octets);
 593                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 594                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 595                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 596                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 597                 UPDATE_STAT64(tx_stat_gterr,
 598                                 tx_stat_dot3statsinternalmactransmiterrors);
 599                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 600
 601         } else {
 602                 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
 603
 604                 /* the macros below will use "bmac2_stats" type */
 605                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 606                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 607                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 608                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 609                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 610                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 611                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 612                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 613                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 614                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 615                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 616                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 617                 UPDATE_STAT64(tx_stat_gt127,
 618                                 tx_stat_etherstatspkts65octetsto127octets);
 619                 UPDATE_STAT64(tx_stat_gt255,
 620                                 tx_stat_etherstatspkts128octetsto255octets);
 621                 UPDATE_STAT64(tx_stat_gt511,
 622                                 tx_stat_etherstatspkts256octetsto511octets);
 623                 UPDATE_STAT64(tx_stat_gt1023,
 624                                 tx_stat_etherstatspkts512octetsto1023octets);
 625                 UPDATE_STAT64(tx_stat_gt1518,
 626                                 tx_stat_etherstatspkts1024octetsto1522octets);
 627                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 628                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 629                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 630                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 631                 UPDATE_STAT64(tx_stat_gterr,
 632                                 tx_stat_dot3statsinternalmactransmiterrors);
 633                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 634
 635                 /* collect PFC stats */
 636                 pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
 637                 pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
 638
 639                 pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
 640                 pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
 641         }
 642
 643         estats->pause_frames_received_hi =
 644                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 645         estats->pause_frames_received_lo =
 646                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 647
 648         estats->pause_frames_sent_hi =
 649                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 650         estats->pause_frames_sent_lo =
 651                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 652
 653         estats->pfc_frames_received_hi =
 654                                 pstats->pfc_frames_rx_hi;
 655         estats->pfc_frames_received_lo =
 656                                 pstats->pfc_frames_rx_lo;
 657         estats->pfc_frames_sent_hi =
 658                                 pstats->pfc_frames_tx_hi;
 659         estats->pfc_frames_sent_lo =
 660                                 pstats->pfc_frames_tx_lo;
 661 }
 662
 663 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
 664 {
 665         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 666         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 667
 668         struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
 669
 670         ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
 671         ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
 672         ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
 673         ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
 674         ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
 675         ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
 676         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
 677         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
 678         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
 679         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
 680
 681         /* collect pfc stats */
 682         ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
 683                 pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
 684         ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
 685                 pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
 686
 687         ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
 688         ADD_STAT64(stats_tx.tx_gt127,
 689                         tx_stat_etherstatspkts65octetsto127octets);
 690         ADD_STAT64(stats_tx.tx_gt255,
 691                         tx_stat_etherstatspkts128octetsto255octets);
 692         ADD_STAT64(stats_tx.tx_gt511,
 693                         tx_stat_etherstatspkts256octetsto511octets);
 694         ADD_STAT64(stats_tx.tx_gt1023,
 695                         tx_stat_etherstatspkts512octetsto1023octets);
 696         ADD_STAT64(stats_tx.tx_gt1518,
 697                         tx_stat_etherstatspkts1024octetsto1522octets);
 698         ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
 699
 700         ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
 701         ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
 702         ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
 703
 704         ADD_STAT64(stats_tx.tx_gterr,
 705                         tx_stat_dot3statsinternalmactransmiterrors);
 706         ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
 707
 708         estats->etherstatspkts1024octetsto1522octets_hi =
 709             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
 710         estats->etherstatspkts1024octetsto1522octets_lo =
 711             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
 712
 713         estats->etherstatspktsover1522octets_hi =
 714             pstats->mac_stx[1].tx_stat_mac_2047_hi;
 715         estats->etherstatspktsover1522octets_lo =
 716             pstats->mac_stx[1].tx_stat_mac_2047_lo;
 717
 718         ADD_64(estats->etherstatspktsover1522octets_hi,
 719                pstats->mac_stx[1].tx_stat_mac_4095_hi,
 720                estats->etherstatspktsover1522octets_lo,
 721                pstats->mac_stx[1].tx_stat_mac_4095_lo);
 722
 723         ADD_64(estats->etherstatspktsover1522octets_hi,
 724                pstats->mac_stx[1].tx_stat_mac_9216_hi,
 725                estats->etherstatspktsover1522octets_lo,
 726                pstats->mac_stx[1].tx_stat_mac_9216_lo);
 727
 728         ADD_64(estats->etherstatspktsover1522octets_hi,
 729                pstats->mac_stx[1].tx_stat_mac_16383_hi,
 730                estats->etherstatspktsover1522octets_lo,
 731                pstats->mac_stx[1].tx_stat_mac_16383_lo);
 732
 733         estats->pause_frames_received_hi =
 734                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 735         estats->pause_frames_received_lo =
 736                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 737
 738         estats->pause_frames_sent_hi =
 739                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 740         estats->pause_frames_sent_lo =
 741                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 742
 743         estats->pfc_frames_received_hi =
 744                                 pstats->pfc_frames_rx_hi;
 745         estats->pfc_frames_received_lo =
 746                                 pstats->pfc_frames_rx_lo;
 747         estats->pfc_frames_sent_hi =
 748                                 pstats->pfc_frames_tx_hi;
 749         estats->pfc_frames_sent_lo =
 750                                 pstats->pfc_frames_tx_lo;
 751 }
 752
 753 static void bnx2x_emac_stats_update(struct bnx2x *bp)
 754 {
 755         struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
 756         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 757         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 758
 759         UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
 760         UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
 761         UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
 762         UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
 763         UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
 764         UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
 765         UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
 766         UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
 767         UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
 768         UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
 769         UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
 770         UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
 771         UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
 772         UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
 773         UPDATE_EXTEND_STAT(tx_stat_outxonsent);
 774         UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
 775         UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
 776         UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
 777         UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
 778         UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
 779         UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
 780         UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
 781         UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
 782         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
 783         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
 784         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
 785         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
 786         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
 787         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
 788         UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
 789         UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
 790
 791         estats->pause_frames_received_hi =
 792                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
 793         estats->pause_frames_received_lo =
 794                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
 795         ADD_64(estats->pause_frames_received_hi,
 796                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
 797                estats->pause_frames_received_lo,
 798                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
 799
 800         estats->pause_frames_sent_hi =
 801                         pstats->mac_stx[1].tx_stat_outxonsent_hi;
 802         estats->pause_frames_sent_lo =
 803                         pstats->mac_stx[1].tx_stat_outxonsent_lo;
 804         ADD_64(estats->pause_frames_sent_hi,
 805                pstats->mac_stx[1].tx_stat_outxoffsent_hi,
 806                estats->pause_frames_sent_lo,
 807                pstats->mac_stx[1].tx_stat_outxoffsent_lo);
 808 }
 809
 810 static int bnx2x_hw_stats_update(struct bnx2x *bp)
 811 {
 812         struct nig_stats *new = bnx2x_sp(bp, nig_stats);
 813         struct nig_stats *old = &(bp->port.old_nig_stats);
 814         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 815         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 816         struct {
 817                 u32 lo;
 818                 u32 hi;
 819         } diff;
 820
 821         switch (bp->link_vars.mac_type) {
 822         case MAC_TYPE_BMAC:
 823                 bnx2x_bmac_stats_update(bp);
 824                 break;
 825
 826         case MAC_TYPE_EMAC:
 827                 bnx2x_emac_stats_update(bp);
 828                 break;
 829
 830         case MAC_TYPE_UMAC:
 831         case MAC_TYPE_XMAC:
 832                 bnx2x_mstat_stats_update(bp);
 833                 break;
 834
 835         case MAC_TYPE_NONE: /* unreached */
 836                 DP(BNX2X_MSG_STATS,
 837                    "stats updated by DMAE but no MAC active\n");
 838                 return -1;
 839
 840         default: /* unreached */
 841                 BNX2X_ERR("Unknown MAC type\n");
 842         }
 843
 844         ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
 845                       new->brb_discard - old->brb_discard);
 846         ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
 847                       new->brb_truncate - old->brb_truncate);
 848
 849         if (!CHIP_IS_E3(bp)) {
 850                 UPDATE_STAT64_NIG(egress_mac_pkt0,
 851                                         etherstatspkts1024octetsto1522octets);
 852                 UPDATE_STAT64_NIG(egress_mac_pkt1,
 853                                         etherstatspktsover1522octets);
 854         }
 855
 856         memcpy(old, new, sizeof(struct nig_stats));
 857
 858         memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
 859                sizeof(struct mac_stx));
 860         estats->brb_drop_hi = pstats->brb_drop_hi;
 861         estats->brb_drop_lo = pstats->brb_drop_lo;
 862
 863         pstats->host_port_stats_counter++;
 864
 865         if (CHIP_IS_E3(bp)) {
 866                 u32 lpi_reg = BP_PORT(bp) ? MISC_REG_CPMU_LP_SM_ENT_CNT_P1
 867                                           : MISC_REG_CPMU_LP_SM_ENT_CNT_P0;
 868                 estats->eee_tx_lpi += REG_RD(bp, lpi_reg);
 869         }
 870
 871         if (!BP_NOMCP(bp)) {
 872                 u32 nig_timer_max =
 873                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
 874                 if (nig_timer_max != estats->nig_timer_max) {
 875                         estats->nig_timer_max = nig_timer_max;
 876                         BNX2X_ERR("NIG timer max (%u)\n",
 877                                   estats->nig_timer_max);
 878                 }
 879         }
 880
 881         return 0;
 882 }
 883
 884 static int bnx2x_storm_stats_validate_counters(struct bnx2x *bp)
 885 {
 886         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
 887         u16 cur_stats_counter;
 888         /* Make sure we use the value of the counter
 889          * used for sending the last stats ramrod.
 890          */
 891         spin_lock_bh(&bp->stats_lock);
 892         cur_stats_counter = bp->stats_counter - 1;
 893         spin_unlock_bh(&bp->stats_lock);
 894
 895         /* are storm stats valid? */
 896         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
 897                 DP(BNX2X_MSG_STATS,
 898                    "stats not updated by xstorm  xstorm counter (0x%x) != stats_counter (0x%x)\n",
 899                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
 900                 return -EAGAIN;
 901         }
 902
 903         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
 904                 DP(BNX2X_MSG_STATS,
 905                    "stats not updated by ustorm  ustorm counter (0x%x) != stats_counter (0x%x)\n",
 906                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
 907                 return -EAGAIN;
 908         }
 909
 910         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
 911                 DP(BNX2X_MSG_STATS,
 912                    "stats not updated by cstorm  cstorm counter (0x%x) != stats_counter (0x%x)\n",
 913                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
 914                 return -EAGAIN;
 915         }
 916
 917         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
 918                 DP(BNX2X_MSG_STATS,
 919                    "stats not updated by tstorm  tstorm counter (0x%x) != stats_counter (0x%x)\n",
 920                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
 921                 return -EAGAIN;
 922         }
 923         return 0;
 924 }
 925
 926 static int bnx2x_storm_stats_update(struct bnx2x *bp)
 927 {
 928         struct tstorm_per_port_stats *tport =
 929                                 &bp->fw_stats_data->port.tstorm_port_statistics;
 930         struct tstorm_per_pf_stats *tfunc =
 931                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
 932         struct host_func_stats *fstats = &bp->func_stats;
 933         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 934         struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
 935         int i;
 936
 937         /* vfs stat counter is managed by pf */
 938         if (IS_PF(bp) && bnx2x_storm_stats_validate_counters(bp))
 939                 return -EAGAIN;
 940
 941         estats->error_bytes_received_hi = 0;
 942         estats->error_bytes_received_lo = 0;
 943
 944         for_each_eth_queue(bp, i) {
 945                 struct bnx2x_fastpath *fp = &bp->fp[i];
 946                 struct tstorm_per_queue_stats *tclient =
 947                         &bp->fw_stats_data->queue_stats[i].
 948                         tstorm_queue_statistics;
 949                 struct tstorm_per_queue_stats *old_tclient =
 950                         &bnx2x_fp_stats(bp, fp)->old_tclient;
 951                 struct ustorm_per_queue_stats *uclient =
 952                         &bp->fw_stats_data->queue_stats[i].
 953                         ustorm_queue_statistics;
 954                 struct ustorm_per_queue_stats *old_uclient =
 955                         &bnx2x_fp_stats(bp, fp)->old_uclient;
 956                 struct xstorm_per_queue_stats *xclient =
 957                         &bp->fw_stats_data->queue_stats[i].
 958                         xstorm_queue_statistics;
 959                 struct xstorm_per_queue_stats *old_xclient =
 960                         &bnx2x_fp_stats(bp, fp)->old_xclient;
 961                 struct bnx2x_eth_q_stats *qstats =
 962                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
 963                 struct bnx2x_eth_q_stats_old *qstats_old =
 964                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
 965
 966                 u32 diff;
 967
 968                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
 969                    i, xclient->ucast_pkts_sent,
 970                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
 971
 972                 DP(BNX2X_MSG_STATS, "---------------\n");
 973
 974                 UPDATE_QSTAT(tclient->rcv_bcast_bytes,
 975                              total_broadcast_bytes_received);
 976                 UPDATE_QSTAT(tclient->rcv_mcast_bytes,
 977                              total_multicast_bytes_received);
 978                 UPDATE_QSTAT(tclient->rcv_ucast_bytes,
 979                              total_unicast_bytes_received);
 980
 981                 /*
 982                  * sum to total_bytes_received all
 983                  * unicast/multicast/broadcast
 984                  */
 985                 qstats->total_bytes_received_hi =
 986                         qstats->total_broadcast_bytes_received_hi;
 987                 qstats->total_bytes_received_lo =
 988                         qstats->total_broadcast_bytes_received_lo;
 989
 990                 ADD_64(qstats->total_bytes_received_hi,
 991                        qstats->total_multicast_bytes_received_hi,
 992                        qstats->total_bytes_received_lo,
 993                        qstats->total_multicast_bytes_received_lo);
 994
 995                 ADD_64(qstats->total_bytes_received_hi,
 996                        qstats->total_unicast_bytes_received_hi,
 997                        qstats->total_bytes_received_lo,
 998                        qstats->total_unicast_bytes_received_lo);
 999
1000                 qstats->valid_bytes_received_hi =
1001                                         qstats->total_bytes_received_hi;
1002                 qstats->valid_bytes_received_lo =
1003                                         qstats->total_bytes_received_lo;
1004
1005
1006                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
1007                                         total_unicast_packets_received);
1008                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
1009                                         total_multicast_packets_received);
1010                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
1011                                         total_broadcast_packets_received);
1012                 UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
1013                                       etherstatsoverrsizepkts, 32);
1014                 UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard, 16);
1015
1016                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
1017                                         total_unicast_packets_received);
1018                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
1019                                         total_multicast_packets_received);
1020                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
1021                                         total_broadcast_packets_received);
1022                 UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
1023                 UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
1024                 UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
1025
1026                 UPDATE_QSTAT(xclient->bcast_bytes_sent,
1027                              total_broadcast_bytes_transmitted);
1028                 UPDATE_QSTAT(xclient->mcast_bytes_sent,
1029                              total_multicast_bytes_transmitted);
1030                 UPDATE_QSTAT(xclient->ucast_bytes_sent,
1031                              total_unicast_bytes_transmitted);
1032
1033                 /*
1034                  * sum to total_bytes_transmitted all
1035                  * unicast/multicast/broadcast
1036                  */
1037                 qstats->total_bytes_transmitted_hi =
1038                                 qstats->total_unicast_bytes_transmitted_hi;
1039                 qstats->total_bytes_transmitted_lo =
1040                                 qstats->total_unicast_bytes_transmitted_lo;
1041
1042                 ADD_64(qstats->total_bytes_transmitted_hi,
1043                        qstats->total_broadcast_bytes_transmitted_hi,
1044                        qstats->total_bytes_transmitted_lo,
1045                        qstats->total_broadcast_bytes_transmitted_lo);
1046
1047                 ADD_64(qstats->total_bytes_transmitted_hi,
1048                        qstats->total_multicast_bytes_transmitted_hi,
1049                        qstats->total_bytes_transmitted_lo,
1050                        qstats->total_multicast_bytes_transmitted_lo);
1051
1052                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
1053                                         total_unicast_packets_transmitted);
1054                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
1055                                         total_multicast_packets_transmitted);
1056                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
1057                                         total_broadcast_packets_transmitted);
1058
1059                 UPDATE_EXTEND_TSTAT(checksum_discard,
1060                                     total_packets_received_checksum_discarded);
1061                 UPDATE_EXTEND_TSTAT(ttl0_discard,
1062                                     total_packets_received_ttl0_discarded);
1063
1064                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
1065                                     total_transmitted_dropped_packets_error);
1066
1067                 /* TPA aggregations completed */
1068                 UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
1069                 /* Number of network frames aggregated by TPA */
1070                 UPDATE_EXTEND_E_USTAT(coalesced_pkts,
1071                                       total_tpa_aggregated_frames);
1072                 /* Total number of bytes in completed TPA aggregations */
1073                 UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
1074
1075                 UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
1076
1077                 UPDATE_FSTAT_QSTAT(total_bytes_received);
1078                 UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
1079                 UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
1080                 UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
1081                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
1082                 UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
1083                 UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
1084                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
1085                 UPDATE_FSTAT_QSTAT(valid_bytes_received);
1086         }
1087
1088         ADD_64(estats->total_bytes_received_hi,
1089                estats->rx_stat_ifhcinbadoctets_hi,
1090                estats->total_bytes_received_lo,
1091                estats->rx_stat_ifhcinbadoctets_lo);
1092
1093         ADD_64_LE(estats->total_bytes_received_hi,
1094                   tfunc->rcv_error_bytes.hi,
1095                   estats->total_bytes_received_lo,
1096                   tfunc->rcv_error_bytes.lo);
1097
1098         ADD_64_LE(estats->error_bytes_received_hi,
1099                   tfunc->rcv_error_bytes.hi,
1100                   estats->error_bytes_received_lo,
1101                   tfunc->rcv_error_bytes.lo);
1102
1103         UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
1104
1105         ADD_64(estats->error_bytes_received_hi,
1106                estats->rx_stat_ifhcinbadoctets_hi,
1107                estats->error_bytes_received_lo,
1108                estats->rx_stat_ifhcinbadoctets_lo);
1109
1110         if (bp->port.pmf) {
1111                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1112                 UPDATE_FW_STAT(mac_filter_discard);
1113                 UPDATE_FW_STAT(mf_tag_discard);
1114                 UPDATE_FW_STAT(brb_truncate_discard);
1115                 UPDATE_FW_STAT(mac_discard);
1116         }
1117
1118         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1119
1120         bp->stats_pending = 0;
1121
1122         return 0;
1123 }
1124
1125 static void bnx2x_net_stats_update(struct bnx2x *bp)
1126 {
1127         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1128         struct net_device_stats *nstats = &bp->dev->stats;
1129         unsigned long tmp;
1130         int i;
1131
1132         nstats->rx_packets =
1133                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1134                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1135                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1136
1137         nstats->tx_packets =
1138                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1139                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1140                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1141
1142         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1143
1144         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1145
1146         tmp = estats->mac_discard;
1147         for_each_rx_queue(bp, i) {
1148                 struct tstorm_per_queue_stats *old_tclient =
1149                         &bp->fp_stats[i].old_tclient;
1150                 tmp += le32_to_cpu(old_tclient->checksum_discard);
1151         }
1152         nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
1153
1154         nstats->tx_dropped = 0;
1155
1156         nstats->multicast =
1157                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1158
1159         nstats->collisions =
1160                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1161
1162         nstats->rx_length_errors =
1163                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1164                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1165         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1166                                  bnx2x_hilo(&estats->brb_truncate_hi);
1167         nstats->rx_crc_errors =
1168                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1169         nstats->rx_frame_errors =
1170                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1171         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1172         nstats->rx_missed_errors = 0;
1173
1174         nstats->rx_errors = nstats->rx_length_errors +
1175                             nstats->rx_over_errors +
1176                             nstats->rx_crc_errors +
1177                             nstats->rx_frame_errors +
1178                             nstats->rx_fifo_errors +
1179                             nstats->rx_missed_errors;
1180
1181         nstats->tx_aborted_errors =
1182                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1183                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1184         nstats->tx_carrier_errors =
1185                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1186         nstats->tx_fifo_errors = 0;
1187         nstats->tx_heartbeat_errors = 0;
1188         nstats->tx_window_errors = 0;
1189
1190         nstats->tx_errors = nstats->tx_aborted_errors +
1191                             nstats->tx_carrier_errors +
1192             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1193 }
1194
1195 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1196 {
1197         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1198         int i;
1199
1200         for_each_queue(bp, i) {
1201                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1202                 struct bnx2x_eth_q_stats_old *qstats_old =
1203                         &bp->fp_stats[i].eth_q_stats_old;
1204
1205                 UPDATE_ESTAT_QSTAT(driver_xoff);
1206                 UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
1207                 UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
1208                 UPDATE_ESTAT_QSTAT(hw_csum_err);
1209                 UPDATE_ESTAT_QSTAT(driver_filtered_tx_pkt);
1210         }
1211 }
1212
1213 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1214 {
1215         u32 val;
1216
1217         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1218                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1219
1220                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1221                         return true;
1222         }
1223
1224         return false;
1225 }
1226
1227 static void bnx2x_stats_update(struct bnx2x *bp)
1228 {
1229         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1230
1231         if (bnx2x_edebug_stats_stopped(bp))
1232                 return;
1233
1234         if (IS_PF(bp)) {
1235                 if (*stats_comp != DMAE_COMP_VAL)
1236                         return;
1237
1238                 if (bp->port.pmf)
1239                         bnx2x_hw_stats_update(bp);
1240
1241                 if (bnx2x_storm_stats_update(bp)) {
1242                         if (bp->stats_pending++ == 3) {
1243                                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1244                                 bnx2x_panic();
1245                         }
1246                         return;
1247                 }
1248         } else {
1249                 /* vf doesn't collect HW statistics, and doesn't get completions
1250                  * perform only update
1251                  */
1252                 bnx2x_storm_stats_update(bp);
1253         }
1254
1255         bnx2x_net_stats_update(bp);
1256         bnx2x_drv_stats_update(bp);
1257
1258         /* vf is done */
1259         if (IS_VF(bp))
1260                 return;
1261
1262         if (netif_msg_timer(bp)) {
1263                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1264
1265                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1266                        estats->brb_drop_lo, estats->brb_truncate_lo);
1267         }
1268
1269         bnx2x_hw_stats_post(bp);
1270         bnx2x_storm_stats_post(bp);
1271 }
1272
1273 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1274 {
1275         struct dmae_command *dmae;
1276         u32 opcode;
1277         int loader_idx = PMF_DMAE_C(bp);
1278         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1279
1280         bp->executer_idx = 0;
1281
1282         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1283
1284         if (bp->port.port_stx) {
1285
1286                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1287                 if (bp->func_stx)
1288                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1289                                                 opcode, DMAE_COMP_GRC);
1290                 else
1291                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1292                                                 opcode, DMAE_COMP_PCI);
1293
1294                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1295                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1296                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1297                 dmae->dst_addr_hi = 0;
1298                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1299                 if (bp->func_stx) {
1300                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1301                         dmae->comp_addr_hi = 0;
1302                         dmae->comp_val = 1;
1303                 } else {
1304                         dmae->comp_addr_lo =
1305                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1306                         dmae->comp_addr_hi =
1307                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1308                         dmae->comp_val = DMAE_COMP_VAL;
1309
1310                         *stats_comp = 0;
1311                 }
1312         }
1313
1314         if (bp->func_stx) {
1315
1316                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1317                 dmae->opcode =
1318                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1319                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1320                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1321                 dmae->dst_addr_lo = bp->func_stx >> 2;
1322                 dmae->dst_addr_hi = 0;
1323                 dmae->len = sizeof(struct host_func_stats) >> 2;
1324                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1325                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1326                 dmae->comp_val = DMAE_COMP_VAL;
1327
1328                 *stats_comp = 0;
1329         }
1330 }
1331
1332 static void bnx2x_stats_stop(struct bnx2x *bp)
1333 {
1334         int update = 0;
1335
1336         bnx2x_stats_comp(bp);
1337
1338         if (bp->port.pmf)
1339                 update = (bnx2x_hw_stats_update(bp) == 0);
1340
1341         update |= (bnx2x_storm_stats_update(bp) == 0);
1342
1343         if (update) {
1344                 bnx2x_net_stats_update(bp);
1345
1346                 if (bp->port.pmf)
1347                         bnx2x_port_stats_stop(bp);
1348
1349                 bnx2x_hw_stats_post(bp);
1350                 bnx2x_stats_comp(bp);
1351         }
1352 }
1353
1354 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1355 {
1356 }
1357
1358 static const struct {
1359         void (*action)(struct bnx2x *bp);
1360         enum bnx2x_stats_state next_state;
1361 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1362 /* state        event   */
1363 {
1364 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1365 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1366 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1367 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1368 },
1369 {
1370 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1371 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1372 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1373 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1374 }
1375 };
1376
1377 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1378 {
1379         enum bnx2x_stats_state state;
1380         if (unlikely(bp->panic))
1381                 return;
1382
1383         spin_lock_bh(&bp->stats_lock);
1384         state = bp->stats_state;
1385         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1386         spin_unlock_bh(&bp->stats_lock);
1387
1388         bnx2x_stats_stm[state][event].action(bp);
1389
1390         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1391                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1392                    state, event, bp->stats_state);
1393 }
1394
1395 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1396 {
1397         struct dmae_command *dmae;
1398         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1399
1400         /* sanity */
1401         if (!bp->port.pmf || !bp->port.port_stx) {
1402                 BNX2X_ERR("BUG!\n");
1403                 return;
1404         }
1405
1406         bp->executer_idx = 0;
1407
1408         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1409         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1410                                          true, DMAE_COMP_PCI);
1411         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1412         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1413         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1414         dmae->dst_addr_hi = 0;
1415         dmae->len = bnx2x_get_port_stats_dma_len(bp);
1416         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1417         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1418         dmae->comp_val = DMAE_COMP_VAL;
1419
1420         *stats_comp = 0;
1421         bnx2x_hw_stats_post(bp);
1422         bnx2x_stats_comp(bp);
1423 }
1424
1425 /* This function will prepare the statistics ramrod data the way
1426  * we will only have to increment the statistics counter and
1427  * send the ramrod each time we have to.
1428  */
1429 static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1430 {
1431         int i;
1432         int first_queue_query_index;
1433         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1434
1435         dma_addr_t cur_data_offset;
1436         struct stats_query_entry *cur_query_entry;
1437
1438         stats_hdr->cmd_num = bp->fw_stats_num;
1439         stats_hdr->drv_stats_counter = 0;
1440
1441         /* storm_counters struct contains the counters of completed
1442          * statistics requests per storm which are incremented by FW
1443          * each time it completes hadning a statistics ramrod. We will
1444          * check these counters in the timer handler and discard a
1445          * (statistics) ramrod completion.
1446          */
1447         cur_data_offset = bp->fw_stats_data_mapping +
1448                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1449
1450         stats_hdr->stats_counters_addrs.hi =
1451                 cpu_to_le32(U64_HI(cur_data_offset));
1452         stats_hdr->stats_counters_addrs.lo =
1453                 cpu_to_le32(U64_LO(cur_data_offset));
1454
1455         /* prepare to the first stats ramrod (will be completed with
1456          * the counters equal to zero) - init counters to somethig different.
1457          */
1458         memset(&bp->fw_stats_data->storm_counters, 0xff,
1459                sizeof(struct stats_counter));
1460
1461         /**** Port FW statistics data ****/
1462         cur_data_offset = bp->fw_stats_data_mapping +
1463                 offsetof(struct bnx2x_fw_stats_data, port);
1464
1465         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1466
1467         cur_query_entry->kind = STATS_TYPE_PORT;
1468         /* For port query index is a DONT CARE */
1469         cur_query_entry->index = BP_PORT(bp);
1470         /* For port query funcID is a DONT CARE */
1471         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1472         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1473         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1474
1475         /**** PF FW statistics data ****/
1476         cur_data_offset = bp->fw_stats_data_mapping +
1477                 offsetof(struct bnx2x_fw_stats_data, pf);
1478
1479         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1480
1481         cur_query_entry->kind = STATS_TYPE_PF;
1482         /* For PF query index is a DONT CARE */
1483         cur_query_entry->index = BP_PORT(bp);
1484         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1485         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1486         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1487
1488         /**** FCoE FW statistics data ****/
1489         if (!NO_FCOE(bp)) {
1490                 cur_data_offset = bp->fw_stats_data_mapping +
1491                         offsetof(struct bnx2x_fw_stats_data, fcoe);
1492
1493                 cur_query_entry =
1494                         &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1495
1496                 cur_query_entry->kind = STATS_TYPE_FCOE;
1497                 /* For FCoE query index is a DONT CARE */
1498                 cur_query_entry->index = BP_PORT(bp);
1499                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1500                 cur_query_entry->address.hi =
1501                         cpu_to_le32(U64_HI(cur_data_offset));
1502                 cur_query_entry->address.lo =
1503                         cpu_to_le32(U64_LO(cur_data_offset));
1504         }
1505
1506         /**** Clients' queries ****/
1507         cur_data_offset = bp->fw_stats_data_mapping +
1508                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1509
1510         /* first queue query index depends whether FCoE offloaded request will
1511          * be included in the ramrod
1512          */
1513         if (!NO_FCOE(bp))
1514                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1515         else
1516                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1517
1518         for_each_eth_queue(bp, i) {
1519                 cur_query_entry =
1520                         &bp->fw_stats_req->
1521                                         query[first_queue_query_index + i];
1522
1523                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1524                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1525                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1526                 cur_query_entry->address.hi =
1527                         cpu_to_le32(U64_HI(cur_data_offset));
1528                 cur_query_entry->address.lo =
1529                         cpu_to_le32(U64_LO(cur_data_offset));
1530
1531                 cur_data_offset += sizeof(struct per_queue_stats);
1532         }
1533
1534         /* add FCoE queue query if needed */
1535         if (!NO_FCOE(bp)) {
1536                 cur_query_entry =
1537                         &bp->fw_stats_req->
1538                                         query[first_queue_query_index + i];
1539
1540                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1541                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX(bp)]);
1542                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1543                 cur_query_entry->address.hi =
1544                         cpu_to_le32(U64_HI(cur_data_offset));
1545                 cur_query_entry->address.lo =
1546                         cpu_to_le32(U64_LO(cur_data_offset));
1547         }
1548 }
1549
1550 void bnx2x_memset_stats(struct bnx2x *bp)
1551 {
1552         int i;
1553
1554         /* function stats */
1555         for_each_queue(bp, i) {
1556                 struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
1557
1558                 memset(&fp_stats->old_tclient, 0,
1559                        sizeof(fp_stats->old_tclient));
1560                 memset(&fp_stats->old_uclient, 0,
1561                        sizeof(fp_stats->old_uclient));
1562                 memset(&fp_stats->old_xclient, 0,
1563                        sizeof(fp_stats->old_xclient));
1564                 if (bp->stats_init) {
1565                         memset(&fp_stats->eth_q_stats, 0,
1566                                sizeof(fp_stats->eth_q_stats));
1567                         memset(&fp_stats->eth_q_stats_old, 0,
1568                                sizeof(fp_stats->eth_q_stats_old));
1569                 }
1570         }
1571
1572         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1573
1574         if (bp->stats_init) {
1575                 memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
1576                 memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
1577                 memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
1578                 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1579                 memset(&bp->func_stats, 0, sizeof(bp->func_stats));
1580         }
1581
1582         bp->stats_state = STATS_STATE_DISABLED;
1583
1584         if (bp->port.pmf && bp->port.port_stx)
1585                 bnx2x_port_stats_base_init(bp);
1586
1587         /* mark the end of statistics initializiation */
1588         bp->stats_init = false;
1589 }
1590
1591 void bnx2x_stats_init(struct bnx2x *bp)
1592 {
1593         int /*abs*/port = BP_PORT(bp);
1594         int mb_idx = BP_FW_MB_IDX(bp);
1595
1596         bp->stats_pending = 0;
1597         bp->executer_idx = 0;
1598         bp->stats_counter = 0;
1599
1600         /* port and func stats for management */
1601         if (!BP_NOMCP(bp)) {
1602                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1603                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1604
1605         } else {
1606                 bp->port.port_stx = 0;
1607                 bp->func_stx = 0;
1608         }
1609         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1610            bp->port.port_stx, bp->func_stx);
1611
1612         /* pmf should retrieve port statistics from SP on a non-init*/
1613         if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
1614                 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
1615
1616         port = BP_PORT(bp);
1617         /* port stats */
1618         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1619         bp->port.old_nig_stats.brb_discard =
1620                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1621         bp->port.old_nig_stats.brb_truncate =
1622                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1623         if (!CHIP_IS_E3(bp)) {
1624                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1625                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1626                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1627                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1628         }
1629
1630         /* Prepare statistics ramrod data */
1631         bnx2x_prep_fw_stats_req(bp);
1632
1633         /* Clean SP from previous statistics */
1634         if (bp->stats_init) {
1635                 if (bp->func_stx) {
1636                         memset(bnx2x_sp(bp, func_stats), 0,
1637                                sizeof(struct host_func_stats));
1638                         bnx2x_func_stats_init(bp);
1639                         bnx2x_hw_stats_post(bp);
1640                         bnx2x_stats_comp(bp);
1641                 }
1642         }
1643
1644         bnx2x_memset_stats(bp);
1645 }
1646
1647 void bnx2x_save_statistics(struct bnx2x *bp)
1648 {
1649         int i;
1650         struct net_device_stats *nstats = &bp->dev->stats;
1651
1652         /* save queue statistics */
1653         for_each_eth_queue(bp, i) {
1654                 struct bnx2x_fastpath *fp = &bp->fp[i];
1655                 struct bnx2x_eth_q_stats *qstats =
1656                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
1657                 struct bnx2x_eth_q_stats_old *qstats_old =
1658                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
1659
1660                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
1661                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
1662                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
1663                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
1664                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
1665                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
1666                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
1667                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
1668                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
1669                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
1670                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
1671                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
1672                 UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
1673                 UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
1674         }
1675
1676         /* save net_device_stats statistics */
1677         bp->net_stats_old.rx_dropped = nstats->rx_dropped;
1678
1679         /* store port firmware statistics */
1680         if (bp->port.pmf && IS_MF(bp)) {
1681                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1682                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1683                 UPDATE_FW_STAT_OLD(mac_filter_discard);
1684                 UPDATE_FW_STAT_OLD(mf_tag_discard);
1685                 UPDATE_FW_STAT_OLD(brb_truncate_discard);
1686                 UPDATE_FW_STAT_OLD(mac_discard);
1687         }
1688 }
1689
1690 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
1691                               u32 stats_type)
1692 {
1693         int i;
1694         struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
1695         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1696         struct per_queue_stats *fcoe_q_stats =
1697                 &bp->fw_stats_data->queue_stats[FCOE_IDX(bp)];
1698
1699         struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
1700                 &fcoe_q_stats->tstorm_queue_statistics;
1701
1702         struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
1703                 &fcoe_q_stats->ustorm_queue_statistics;
1704
1705         struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
1706                 &fcoe_q_stats->xstorm_queue_statistics;
1707
1708         struct fcoe_statistics_params *fw_fcoe_stat =
1709                 &bp->fw_stats_data->fcoe;
1710
1711         memset(afex_stats, 0, sizeof(struct afex_stats));
1712
1713         for_each_eth_queue(bp, i) {
1714                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1715
1716                 ADD_64(afex_stats->rx_unicast_bytes_hi,
1717                        qstats->total_unicast_bytes_received_hi,
1718                        afex_stats->rx_unicast_bytes_lo,
1719                        qstats->total_unicast_bytes_received_lo);
1720
1721                 ADD_64(afex_stats->rx_broadcast_bytes_hi,
1722                        qstats->total_broadcast_bytes_received_hi,
1723                        afex_stats->rx_broadcast_bytes_lo,
1724                        qstats->total_broadcast_bytes_received_lo);
1725
1726                 ADD_64(afex_stats->rx_multicast_bytes_hi,
1727                        qstats->total_multicast_bytes_received_hi,
1728                        afex_stats->rx_multicast_bytes_lo,
1729                        qstats->total_multicast_bytes_received_lo);
1730
1731                 ADD_64(afex_stats->rx_unicast_frames_hi,
1732                        qstats->total_unicast_packets_received_hi,
1733                        afex_stats->rx_unicast_frames_lo,
1734                        qstats->total_unicast_packets_received_lo);
1735
1736                 ADD_64(afex_stats->rx_broadcast_frames_hi,
1737                        qstats->total_broadcast_packets_received_hi,
1738                        afex_stats->rx_broadcast_frames_lo,
1739                        qstats->total_broadcast_packets_received_lo);
1740
1741                 ADD_64(afex_stats->rx_multicast_frames_hi,
1742                        qstats->total_multicast_packets_received_hi,
1743                        afex_stats->rx_multicast_frames_lo,
1744                        qstats->total_multicast_packets_received_lo);
1745
1746                 /* sum to rx_frames_discarded all discraded
1747                  * packets due to size, ttl0 and checksum
1748                  */
1749                 ADD_64(afex_stats->rx_frames_discarded_hi,
1750                        qstats->total_packets_received_checksum_discarded_hi,
1751                        afex_stats->rx_frames_discarded_lo,
1752                        qstats->total_packets_received_checksum_discarded_lo);
1753
1754                 ADD_64(afex_stats->rx_frames_discarded_hi,
1755                        qstats->total_packets_received_ttl0_discarded_hi,
1756                        afex_stats->rx_frames_discarded_lo,
1757                        qstats->total_packets_received_ttl0_discarded_lo);
1758
1759                 ADD_64(afex_stats->rx_frames_discarded_hi,
1760                        qstats->etherstatsoverrsizepkts_hi,
1761                        afex_stats->rx_frames_discarded_lo,
1762                        qstats->etherstatsoverrsizepkts_lo);
1763
1764                 ADD_64(afex_stats->rx_frames_dropped_hi,
1765                        qstats->no_buff_discard_hi,
1766                        afex_stats->rx_frames_dropped_lo,
1767                        qstats->no_buff_discard_lo);
1768
1769                 ADD_64(afex_stats->tx_unicast_bytes_hi,
1770                        qstats->total_unicast_bytes_transmitted_hi,
1771                        afex_stats->tx_unicast_bytes_lo,
1772                        qstats->total_unicast_bytes_transmitted_lo);
1773
1774                 ADD_64(afex_stats->tx_broadcast_bytes_hi,
1775                        qstats->total_broadcast_bytes_transmitted_hi,
1776                        afex_stats->tx_broadcast_bytes_lo,
1777                        qstats->total_broadcast_bytes_transmitted_lo);
1778
1779                 ADD_64(afex_stats->tx_multicast_bytes_hi,
1780                        qstats->total_multicast_bytes_transmitted_hi,
1781                        afex_stats->tx_multicast_bytes_lo,
1782                        qstats->total_multicast_bytes_transmitted_lo);
1783
1784                 ADD_64(afex_stats->tx_unicast_frames_hi,
1785                        qstats->total_unicast_packets_transmitted_hi,
1786                        afex_stats->tx_unicast_frames_lo,
1787                        qstats->total_unicast_packets_transmitted_lo);
1788
1789                 ADD_64(afex_stats->tx_broadcast_frames_hi,
1790                        qstats->total_broadcast_packets_transmitted_hi,
1791                        afex_stats->tx_broadcast_frames_lo,
1792                        qstats->total_broadcast_packets_transmitted_lo);
1793
1794                 ADD_64(afex_stats->tx_multicast_frames_hi,
1795                        qstats->total_multicast_packets_transmitted_hi,
1796                        afex_stats->tx_multicast_frames_lo,
1797                        qstats->total_multicast_packets_transmitted_lo);
1798
1799                 ADD_64(afex_stats->tx_frames_dropped_hi,
1800                        qstats->total_transmitted_dropped_packets_error_hi,
1801                        afex_stats->tx_frames_dropped_lo,
1802                        qstats->total_transmitted_dropped_packets_error_lo);
1803         }
1804
1805         /* now add FCoE statistics which are collected separately
1806          * (both offloaded and non offloaded)
1807          */
1808         if (!NO_FCOE(bp)) {
1809                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1810                           LE32_0,
1811                           afex_stats->rx_unicast_bytes_lo,
1812                           fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
1813
1814                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1815                           fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
1816                           afex_stats->rx_unicast_bytes_lo,
1817                           fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
1818
1819                 ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
1820                           fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
1821                           afex_stats->rx_broadcast_bytes_lo,
1822                           fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
1823
1824                 ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
1825                           fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
1826                           afex_stats->rx_multicast_bytes_lo,
1827                           fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
1828
1829                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1830                           LE32_0,
1831                           afex_stats->rx_unicast_frames_lo,
1832                           fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
1833
1834                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1835                           LE32_0,
1836                           afex_stats->rx_unicast_frames_lo,
1837                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1838
1839                 ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
1840                           LE32_0,
1841                           afex_stats->rx_broadcast_frames_lo,
1842                           fcoe_q_tstorm_stats->rcv_bcast_pkts);
1843
1844                 ADD_64_LE(afex_stats->rx_multicast_frames_hi,
1845                           LE32_0,
1846                           afex_stats->rx_multicast_frames_lo,
1847                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1848
1849                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1850                           LE32_0,
1851                           afex_stats->rx_frames_discarded_lo,
1852                           fcoe_q_tstorm_stats->checksum_discard);
1853
1854                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1855                           LE32_0,
1856                           afex_stats->rx_frames_discarded_lo,
1857                           fcoe_q_tstorm_stats->pkts_too_big_discard);
1858
1859                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1860                           LE32_0,
1861                           afex_stats->rx_frames_discarded_lo,
1862                           fcoe_q_tstorm_stats->ttl0_discard);
1863
1864                 ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
1865                             LE16_0,
1866                             afex_stats->rx_frames_dropped_lo,
1867                             fcoe_q_tstorm_stats->no_buff_discard);
1868
1869                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1870                           LE32_0,
1871                           afex_stats->rx_frames_dropped_lo,
1872                           fcoe_q_ustorm_stats->ucast_no_buff_pkts);
1873
1874                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1875                           LE32_0,
1876                           afex_stats->rx_frames_dropped_lo,
1877                           fcoe_q_ustorm_stats->mcast_no_buff_pkts);
1878
1879                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1880                           LE32_0,
1881                           afex_stats->rx_frames_dropped_lo,
1882                           fcoe_q_ustorm_stats->bcast_no_buff_pkts);
1883
1884                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1885                           LE32_0,
1886                           afex_stats->rx_frames_dropped_lo,
1887                           fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
1888
1889                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1890                           LE32_0,
1891                           afex_stats->rx_frames_dropped_lo,
1892                           fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
1893
1894                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1895                           LE32_0,
1896                           afex_stats->tx_unicast_bytes_lo,
1897                           fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
1898
1899                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1900                           fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
1901                           afex_stats->tx_unicast_bytes_lo,
1902                           fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
1903
1904                 ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
1905                           fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
1906                           afex_stats->tx_broadcast_bytes_lo,
1907                           fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
1908
1909                 ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
1910                           fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
1911                           afex_stats->tx_multicast_bytes_lo,
1912                           fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
1913
1914                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1915                           LE32_0,
1916                           afex_stats->tx_unicast_frames_lo,
1917                           fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
1918
1919                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1920                           LE32_0,
1921                           afex_stats->tx_unicast_frames_lo,
1922                           fcoe_q_xstorm_stats->ucast_pkts_sent);
1923
1924                 ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
1925                           LE32_0,
1926                           afex_stats->tx_broadcast_frames_lo,
1927                           fcoe_q_xstorm_stats->bcast_pkts_sent);
1928
1929                 ADD_64_LE(afex_stats->tx_multicast_frames_hi,
1930                           LE32_0,
1931                           afex_stats->tx_multicast_frames_lo,
1932                           fcoe_q_xstorm_stats->mcast_pkts_sent);
1933
1934                 ADD_64_LE(afex_stats->tx_frames_dropped_hi,
1935                           LE32_0,
1936                           afex_stats->tx_frames_dropped_lo,
1937                           fcoe_q_xstorm_stats->error_drop_pkts);
1938         }
1939
1940         /* if port stats are requested, add them to the PMF
1941          * stats, as anyway they will be accumulated by the
1942          * MCP before sent to the switch
1943          */
1944         if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
1945                 ADD_64(afex_stats->rx_frames_dropped_hi,
1946                        0,
1947                        afex_stats->rx_frames_dropped_lo,
1948                        estats->mac_filter_discard);
1949                 ADD_64(afex_stats->rx_frames_dropped_hi,
1950                        0,
1951                        afex_stats->rx_frames_dropped_lo,
1952                        estats->brb_truncate_discard);
1953                 ADD_64(afex_stats->rx_frames_discarded_hi,
1954                        0,
1955                        afex_stats->rx_frames_discarded_lo,
1956                        estats->mac_discard);
1957         }
1958 }