drivers/net/bnx2x/bnx2x_stats.c

   1 /* bnx2x_stats.c: Broadcom Everest network driver.
   2  *
   3  * Copyright (c) 2007-2011 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 #include "bnx2x_stats.h"
  18 #include "bnx2x_cmn.h"
  19
  20
  21 /* Statistics */
  22
  23 /*
  24  * General service functions
  25  */
  26
  27 static inline long bnx2x_hilo(u32 *hiref)
  28 {
  29         u32 lo = *(hiref + 1);
  30 #if (BITS_PER_LONG == 64)
  31         u32 hi = *hiref;
  32
  33         return HILO_U64(hi, lo);
  34 #else
  35         return lo;
  36 #endif
  37 }
  38
  39 /*
  40  * Init service functions
  41  */
  42
  43 /* Post the next statistics ramrod. Protect it with the spin in
  44  * order to ensure the strict order between statistics ramrods
  45  * (each ramrod has a sequence number passed in a
  46  * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
  47  * sent in order).
  48  */
  49 static void bnx2x_storm_stats_post(struct bnx2x *bp)
  50 {
  51         if (!bp->stats_pending) {
  52                 int rc;
  53
  54                 spin_lock_bh(&bp->stats_lock);
  55
  56                 if (bp->stats_pending) {
  57                         spin_unlock_bh(&bp->stats_lock);
  58                         return;
  59                 }
  60
  61                 bp->fw_stats_req->hdr.drv_stats_counter =
  62                         cpu_to_le16(bp->stats_counter++);
  63
  64                 DP(NETIF_MSG_TIMER, "Sending statistics ramrod %d\n",
  65                         bp->fw_stats_req->hdr.drv_stats_counter);
  66
  67
  68
  69                 /* send FW stats ramrod */
  70                 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
  71                                    U64_HI(bp->fw_stats_req_mapping),
  72                                    U64_LO(bp->fw_stats_req_mapping),
  73                                    NONE_CONNECTION_TYPE);
  74                 if (rc == 0)
  75                         bp->stats_pending = 1;
  76
  77                 spin_unlock_bh(&bp->stats_lock);
  78         }
  79 }
  80
  81 static void bnx2x_hw_stats_post(struct bnx2x *bp)
  82 {
  83         struct dmae_command *dmae = &bp->stats_dmae;
  84         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
  85
  86         *stats_comp = DMAE_COMP_VAL;
  87         if (CHIP_REV_IS_SLOW(bp))
  88                 return;
  89
  90         /* loader */
  91         if (bp->executer_idx) {
  92                 int loader_idx = PMF_DMAE_C(bp);
  93                 u32 opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
  94                                                  true, DMAE_COMP_GRC);
  95                 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
  96
  97                 memset(dmae, 0, sizeof(struct dmae_command));
  98                 dmae->opcode = opcode;
  99                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
 100                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
 101                 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
 102                                      sizeof(struct dmae_command) *
 103                                      (loader_idx + 1)) >> 2;
 104                 dmae->dst_addr_hi = 0;
 105                 dmae->len = sizeof(struct dmae_command) >> 2;
 106                 if (CHIP_IS_E1(bp))
 107                         dmae->len--;
 108                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
 109                 dmae->comp_addr_hi = 0;
 110                 dmae->comp_val = 1;
 111
 112                 *stats_comp = 0;
 113                 bnx2x_post_dmae(bp, dmae, loader_idx);
 114
 115         } else if (bp->func_stx) {
 116                 *stats_comp = 0;
 117                 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
 118         }
 119 }
 120
 121 static int bnx2x_stats_comp(struct bnx2x *bp)
 122 {
 123         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 124         int cnt = 10;
 125
 126         might_sleep();
 127         while (*stats_comp != DMAE_COMP_VAL) {
 128                 if (!cnt) {
 129                         BNX2X_ERR("timeout waiting for stats finished\n");
 130                         break;
 131                 }
 132                 cnt--;
 133                 usleep_range(1000, 1000);
 134         }
 135         return 1;
 136 }
 137
 138 /*
 139  * Statistics service functions
 140  */
 141
 142 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
 143 {
 144         struct dmae_command *dmae;
 145         u32 opcode;
 146         int loader_idx = PMF_DMAE_C(bp);
 147         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 148
 149         /* sanity */
 150         if (!IS_MF(bp) || !bp->port.pmf || !bp->port.port_stx) {
 151                 BNX2X_ERR("BUG!\n");
 152                 return;
 153         }
 154
 155         bp->executer_idx = 0;
 156
 157         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
 158
 159         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 160         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
 161         dmae->src_addr_lo = bp->port.port_stx >> 2;
 162         dmae->src_addr_hi = 0;
 163         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 164         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 165         dmae->len = DMAE_LEN32_RD_MAX;
 166         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 167         dmae->comp_addr_hi = 0;
 168         dmae->comp_val = 1;
 169
 170         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 171         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
 172         dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
 173         dmae->src_addr_hi = 0;
 174         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
 175                                    DMAE_LEN32_RD_MAX * 4);
 176         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
 177                                    DMAE_LEN32_RD_MAX * 4);
 178         dmae->len = (sizeof(struct host_port_stats) >> 2) - DMAE_LEN32_RD_MAX;
 179         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 180         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 181         dmae->comp_val = DMAE_COMP_VAL;
 182
 183         *stats_comp = 0;
 184         bnx2x_hw_stats_post(bp);
 185         bnx2x_stats_comp(bp);
 186 }
 187
 188 static void bnx2x_port_stats_init(struct bnx2x *bp)
 189 {
 190         struct dmae_command *dmae;
 191         int port = BP_PORT(bp);
 192         u32 opcode;
 193         int loader_idx = PMF_DMAE_C(bp);
 194         u32 mac_addr;
 195         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 196
 197         /* sanity */
 198         if (!bp->link_vars.link_up || !bp->port.pmf) {
 199                 BNX2X_ERR("BUG!\n");
 200                 return;
 201         }
 202
 203         bp->executer_idx = 0;
 204
 205         /* MCP */
 206         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 207                                     true, DMAE_COMP_GRC);
 208
 209         if (bp->port.port_stx) {
 210
 211                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 212                 dmae->opcode = opcode;
 213                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 214                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 215                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
 216                 dmae->dst_addr_hi = 0;
 217                 dmae->len = sizeof(struct host_port_stats) >> 2;
 218                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 219                 dmae->comp_addr_hi = 0;
 220                 dmae->comp_val = 1;
 221         }
 222
 223         if (bp->func_stx) {
 224
 225                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 226                 dmae->opcode = opcode;
 227                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 228                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 229                 dmae->dst_addr_lo = bp->func_stx >> 2;
 230                 dmae->dst_addr_hi = 0;
 231                 dmae->len = sizeof(struct host_func_stats) >> 2;
 232                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 233                 dmae->comp_addr_hi = 0;
 234                 dmae->comp_val = 1;
 235         }
 236
 237         /* MAC */
 238         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 239                                    true, DMAE_COMP_GRC);
 240
 241         /* EMAC is special */
 242         if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
 243                 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
 244
 245                 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
 246                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 247                 dmae->opcode = opcode;
 248                 dmae->src_addr_lo = (mac_addr +
 249                                      EMAC_REG_EMAC_RX_STAT_AC) >> 2;
 250                 dmae->src_addr_hi = 0;
 251                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 252                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 253                 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
 254                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 255                 dmae->comp_addr_hi = 0;
 256                 dmae->comp_val = 1;
 257
 258                 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
 259                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 260                 dmae->opcode = opcode;
 261                 dmae->src_addr_lo = (mac_addr +
 262                                      EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
 263                 dmae->src_addr_hi = 0;
 264                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 265                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 266                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 267                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 268                 dmae->len = 1;
 269                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 270                 dmae->comp_addr_hi = 0;
 271                 dmae->comp_val = 1;
 272
 273                 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
 274                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 275                 dmae->opcode = opcode;
 276                 dmae->src_addr_lo = (mac_addr +
 277                                      EMAC_REG_EMAC_TX_STAT_AC) >> 2;
 278                 dmae->src_addr_hi = 0;
 279                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 280                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 281                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 282                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 283                 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
 284                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 285                 dmae->comp_addr_hi = 0;
 286                 dmae->comp_val = 1;
 287         } else {
 288                 u32 tx_src_addr_lo, rx_src_addr_lo;
 289                 u16 rx_len, tx_len;
 290
 291                 /* configure the params according to MAC type */
 292                 switch (bp->link_vars.mac_type) {
 293                 case MAC_TYPE_BMAC:
 294                         mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
 295                                            NIG_REG_INGRESS_BMAC0_MEM);
 296
 297                         /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
 298                            BIGMAC_REGISTER_TX_STAT_GTBYT */
 299                         if (CHIP_IS_E1x(bp)) {
 300                                 tx_src_addr_lo = (mac_addr +
 301                                         BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 302                                 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
 303                                           BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 304                                 rx_src_addr_lo = (mac_addr +
 305                                         BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 306                                 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
 307                                           BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 308                         } else {
 309                                 tx_src_addr_lo = (mac_addr +
 310                                         BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 311                                 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
 312                                           BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 313                                 rx_src_addr_lo = (mac_addr +
 314                                         BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 315                                 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
 316                                           BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 317                         }
 318                         break;
 319
 320                 case MAC_TYPE_UMAC: /* handled by MSTAT */
 321                 case MAC_TYPE_XMAC: /* handled by MSTAT */
 322                 default:
 323                         mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
 324                         tx_src_addr_lo = (mac_addr +
 325                                           MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
 326                         rx_src_addr_lo = (mac_addr +
 327                                           MSTAT_REG_RX_STAT_GR64_LO) >> 2;
 328                         tx_len = sizeof(bp->slowpath->
 329                                         mac_stats.mstat_stats.stats_tx) >> 2;
 330                         rx_len = sizeof(bp->slowpath->
 331                                         mac_stats.mstat_stats.stats_rx) >> 2;
 332                         break;
 333                 }
 334
 335                 /* TX stats */
 336                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 337                 dmae->opcode = opcode;
 338                 dmae->src_addr_lo = tx_src_addr_lo;
 339                 dmae->src_addr_hi = 0;
 340                 dmae->len = tx_len;
 341                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 342                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 343                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 344                 dmae->comp_addr_hi = 0;
 345                 dmae->comp_val = 1;
 346
 347                 /* RX stats */
 348                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 349                 dmae->opcode = opcode;
 350                 dmae->src_addr_hi = 0;
 351                 dmae->src_addr_lo = rx_src_addr_lo;
 352                 dmae->dst_addr_lo =
 353                         U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 354                 dmae->dst_addr_hi =
 355                         U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 356                 dmae->len = rx_len;
 357                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 358                 dmae->comp_addr_hi = 0;
 359                 dmae->comp_val = 1;
 360         }
 361
 362         /* NIG */
 363         if (!CHIP_IS_E3(bp)) {
 364                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 365                 dmae->opcode = opcode;
 366                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
 367                                             NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
 368                 dmae->src_addr_hi = 0;
 369                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 370                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 371                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 372                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 373                 dmae->len = (2*sizeof(u32)) >> 2;
 374                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 375                 dmae->comp_addr_hi = 0;
 376                 dmae->comp_val = 1;
 377
 378                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 379                 dmae->opcode = opcode;
 380                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
 381                                             NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
 382                 dmae->src_addr_hi = 0;
 383                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 384                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 385                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 386                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 387                 dmae->len = (2*sizeof(u32)) >> 2;
 388                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 389                 dmae->comp_addr_hi = 0;
 390                 dmae->comp_val = 1;
 391         }
 392
 393         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 394         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 395                                                  true, DMAE_COMP_PCI);
 396         dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
 397                                     NIG_REG_STAT0_BRB_DISCARD) >> 2;
 398         dmae->src_addr_hi = 0;
 399         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
 400         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
 401         dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
 402
 403         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 404         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 405         dmae->comp_val = DMAE_COMP_VAL;
 406
 407         *stats_comp = 0;
 408 }
 409
 410 static void bnx2x_func_stats_init(struct bnx2x *bp)
 411 {
 412         struct dmae_command *dmae = &bp->stats_dmae;
 413         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 414
 415         /* sanity */
 416         if (!bp->func_stx) {
 417                 BNX2X_ERR("BUG!\n");
 418                 return;
 419         }
 420
 421         bp->executer_idx = 0;
 422         memset(dmae, 0, sizeof(struct dmae_command));
 423
 424         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 425                                          true, DMAE_COMP_PCI);
 426         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 427         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 428         dmae->dst_addr_lo = bp->func_stx >> 2;
 429         dmae->dst_addr_hi = 0;
 430         dmae->len = sizeof(struct host_func_stats) >> 2;
 431         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 432         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 433         dmae->comp_val = DMAE_COMP_VAL;
 434
 435         *stats_comp = 0;
 436 }
 437
 438 static void bnx2x_stats_start(struct bnx2x *bp)
 439 {
 440         if (bp->port.pmf)
 441                 bnx2x_port_stats_init(bp);
 442
 443         else if (bp->func_stx)
 444                 bnx2x_func_stats_init(bp);
 445
 446         bnx2x_hw_stats_post(bp);
 447         bnx2x_storm_stats_post(bp);
 448 }
 449
 450 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
 451 {
 452         bnx2x_stats_comp(bp);
 453         bnx2x_stats_pmf_update(bp);
 454         bnx2x_stats_start(bp);
 455 }
 456
 457 static void bnx2x_stats_restart(struct bnx2x *bp)
 458 {
 459         bnx2x_stats_comp(bp);
 460         bnx2x_stats_start(bp);
 461 }
 462
 463 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
 464 {
 465         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 466         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 467         struct {
 468                 u32 lo;
 469                 u32 hi;
 470         } diff;
 471
 472         if (CHIP_IS_E1x(bp)) {
 473                 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
 474
 475                 /* the macros below will use "bmac1_stats" type */
 476                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 477                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 478                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 479                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 480                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 481                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 482                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 483                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 484                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 485
 486                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 487                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 488                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 489                 UPDATE_STAT64(tx_stat_gt127,
 490                                 tx_stat_etherstatspkts65octetsto127octets);
 491                 UPDATE_STAT64(tx_stat_gt255,
 492                                 tx_stat_etherstatspkts128octetsto255octets);
 493                 UPDATE_STAT64(tx_stat_gt511,
 494                                 tx_stat_etherstatspkts256octetsto511octets);
 495                 UPDATE_STAT64(tx_stat_gt1023,
 496                                 tx_stat_etherstatspkts512octetsto1023octets);
 497                 UPDATE_STAT64(tx_stat_gt1518,
 498                                 tx_stat_etherstatspkts1024octetsto1522octets);
 499                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 500                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 501                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 502                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 503                 UPDATE_STAT64(tx_stat_gterr,
 504                                 tx_stat_dot3statsinternalmactransmiterrors);
 505                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 506
 507         } else {
 508                 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
 509
 510                 /* the macros below will use "bmac2_stats" type */
 511                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 512                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 513                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 514                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 515                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 516                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 517                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 518                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 519                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 520                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 521                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 522                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 523                 UPDATE_STAT64(tx_stat_gt127,
 524                                 tx_stat_etherstatspkts65octetsto127octets);
 525                 UPDATE_STAT64(tx_stat_gt255,
 526                                 tx_stat_etherstatspkts128octetsto255octets);
 527                 UPDATE_STAT64(tx_stat_gt511,
 528                                 tx_stat_etherstatspkts256octetsto511octets);
 529                 UPDATE_STAT64(tx_stat_gt1023,
 530                                 tx_stat_etherstatspkts512octetsto1023octets);
 531                 UPDATE_STAT64(tx_stat_gt1518,
 532                                 tx_stat_etherstatspkts1024octetsto1522octets);
 533                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 534                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 535                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 536                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 537                 UPDATE_STAT64(tx_stat_gterr,
 538                                 tx_stat_dot3statsinternalmactransmiterrors);
 539                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 540         }
 541
 542         estats->pause_frames_received_hi =
 543                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 544         estats->pause_frames_received_lo =
 545                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 546
 547         estats->pause_frames_sent_hi =
 548                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 549         estats->pause_frames_sent_lo =
 550                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 551 }
 552
 553 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
 554 {
 555         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 556         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 557
 558         struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
 559
 560         ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
 561         ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
 562         ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
 563         ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
 564         ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
 565         ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
 566         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
 567         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
 568         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
 569         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
 570
 571
 572         ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
 573         ADD_STAT64(stats_tx.tx_gt127,
 574                         tx_stat_etherstatspkts65octetsto127octets);
 575         ADD_STAT64(stats_tx.tx_gt255,
 576                         tx_stat_etherstatspkts128octetsto255octets);
 577         ADD_STAT64(stats_tx.tx_gt511,
 578                         tx_stat_etherstatspkts256octetsto511octets);
 579         ADD_STAT64(stats_tx.tx_gt1023,
 580                         tx_stat_etherstatspkts512octetsto1023octets);
 581         ADD_STAT64(stats_tx.tx_gt1518,
 582                         tx_stat_etherstatspkts1024octetsto1522octets);
 583         ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
 584
 585         ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
 586         ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
 587         ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
 588
 589         ADD_STAT64(stats_tx.tx_gterr,
 590                         tx_stat_dot3statsinternalmactransmiterrors);
 591         ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
 592
 593         ADD_64(estats->etherstatspkts1024octetsto1522octets_hi,
 594                new->stats_tx.tx_gt1518_hi,
 595                estats->etherstatspkts1024octetsto1522octets_lo,
 596                new->stats_tx.tx_gt1518_lo);
 597
 598         ADD_64(estats->etherstatspktsover1522octets_hi,
 599                new->stats_tx.tx_gt2047_hi,
 600                estats->etherstatspktsover1522octets_lo,
 601                new->stats_tx.tx_gt2047_lo);
 602
 603         ADD_64(estats->etherstatspktsover1522octets_hi,
 604                new->stats_tx.tx_gt4095_hi,
 605                estats->etherstatspktsover1522octets_lo,
 606                new->stats_tx.tx_gt4095_lo);
 607
 608         ADD_64(estats->etherstatspktsover1522octets_hi,
 609                new->stats_tx.tx_gt9216_hi,
 610                estats->etherstatspktsover1522octets_lo,
 611                new->stats_tx.tx_gt9216_lo);
 612
 613
 614         ADD_64(estats->etherstatspktsover1522octets_hi,
 615                new->stats_tx.tx_gt16383_hi,
 616                estats->etherstatspktsover1522octets_lo,
 617                new->stats_tx.tx_gt16383_lo);
 618
 619         estats->pause_frames_received_hi =
 620                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 621         estats->pause_frames_received_lo =
 622                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 623
 624         estats->pause_frames_sent_hi =
 625                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 626         estats->pause_frames_sent_lo =
 627                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 628 }
 629
 630 static void bnx2x_emac_stats_update(struct bnx2x *bp)
 631 {
 632         struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
 633         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 634         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 635
 636         UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
 637         UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
 638         UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
 639         UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
 640         UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
 641         UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
 642         UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
 643         UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
 644         UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
 645         UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
 646         UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
 647         UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
 648         UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
 649         UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
 650         UPDATE_EXTEND_STAT(tx_stat_outxonsent);
 651         UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
 652         UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
 653         UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
 654         UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
 655         UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
 656         UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
 657         UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
 658         UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
 659         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
 660         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
 661         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
 662         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
 663         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
 664         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
 665         UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
 666         UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
 667
 668         estats->pause_frames_received_hi =
 669                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
 670         estats->pause_frames_received_lo =
 671                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
 672         ADD_64(estats->pause_frames_received_hi,
 673                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
 674                estats->pause_frames_received_lo,
 675                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
 676
 677         estats->pause_frames_sent_hi =
 678                         pstats->mac_stx[1].tx_stat_outxonsent_hi;
 679         estats->pause_frames_sent_lo =
 680                         pstats->mac_stx[1].tx_stat_outxonsent_lo;
 681         ADD_64(estats->pause_frames_sent_hi,
 682                pstats->mac_stx[1].tx_stat_outxoffsent_hi,
 683                estats->pause_frames_sent_lo,
 684                pstats->mac_stx[1].tx_stat_outxoffsent_lo);
 685 }
 686
 687 static int bnx2x_hw_stats_update(struct bnx2x *bp)
 688 {
 689         struct nig_stats *new = bnx2x_sp(bp, nig_stats);
 690         struct nig_stats *old = &(bp->port.old_nig_stats);
 691         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 692         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 693         struct {
 694                 u32 lo;
 695                 u32 hi;
 696         } diff;
 697
 698         switch (bp->link_vars.mac_type) {
 699         case MAC_TYPE_BMAC:
 700                 bnx2x_bmac_stats_update(bp);
 701                 break;
 702
 703         case MAC_TYPE_EMAC:
 704                 bnx2x_emac_stats_update(bp);
 705                 break;
 706
 707         case MAC_TYPE_UMAC:
 708         case MAC_TYPE_XMAC:
 709                 bnx2x_mstat_stats_update(bp);
 710                 break;
 711
 712         case MAC_TYPE_NONE: /* unreached */
 713                 DP(BNX2X_MSG_STATS,
 714                    "stats updated by DMAE but no MAC active\n");
 715                 return -1;
 716
 717         default: /* unreached */
 718                 BNX2X_ERR("Unknown MAC type\n");
 719         }
 720
 721         ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
 722                       new->brb_discard - old->brb_discard);
 723         ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
 724                       new->brb_truncate - old->brb_truncate);
 725
 726         if (!CHIP_IS_E3(bp)) {
 727                 UPDATE_STAT64_NIG(egress_mac_pkt0,
 728                                         etherstatspkts1024octetsto1522octets);
 729                 UPDATE_STAT64_NIG(egress_mac_pkt1,
 730                                         etherstatspktsover1522octets);
 731         }
 732
 733         memcpy(old, new, sizeof(struct nig_stats));
 734
 735         memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
 736                sizeof(struct mac_stx));
 737         estats->brb_drop_hi = pstats->brb_drop_hi;
 738         estats->brb_drop_lo = pstats->brb_drop_lo;
 739
 740         pstats->host_port_stats_start = ++pstats->host_port_stats_end;
 741
 742         if (!BP_NOMCP(bp)) {
 743                 u32 nig_timer_max =
 744                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
 745                 if (nig_timer_max != estats->nig_timer_max) {
 746                         estats->nig_timer_max = nig_timer_max;
 747                         BNX2X_ERR("NIG timer max (%u)\n",
 748                                   estats->nig_timer_max);
 749                 }
 750         }
 751
 752         return 0;
 753 }
 754
 755 static int bnx2x_storm_stats_update(struct bnx2x *bp)
 756 {
 757         struct tstorm_per_port_stats *tport =
 758                                 &bp->fw_stats_data->port.tstorm_port_statistics;
 759         struct tstorm_per_pf_stats *tfunc =
 760                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
 761         struct host_func_stats *fstats = bnx2x_sp(bp, func_stats);
 762         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 763         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
 764         int i;
 765         u16 cur_stats_counter;
 766
 767         /* Make sure we use the value of the counter
 768          * used for sending the last stats ramrod.
 769          */
 770         spin_lock_bh(&bp->stats_lock);
 771         cur_stats_counter = bp->stats_counter - 1;
 772         spin_unlock_bh(&bp->stats_lock);
 773
 774         /* are storm stats valid? */
 775         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
 776                 DP(BNX2X_MSG_STATS, "stats not updated by xstorm"
 777                    "  xstorm counter (0x%x) != stats_counter (0x%x)\n",
 778                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
 779                 return -EAGAIN;
 780         }
 781
 782         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
 783                 DP(BNX2X_MSG_STATS, "stats not updated by ustorm"
 784                    "  ustorm counter (0x%x) != stats_counter (0x%x)\n",
 785                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
 786                 return -EAGAIN;
 787         }
 788
 789         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
 790                 DP(BNX2X_MSG_STATS, "stats not updated by cstorm"
 791                    "  cstorm counter (0x%x) != stats_counter (0x%x)\n",
 792                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
 793                 return -EAGAIN;
 794         }
 795
 796         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
 797                 DP(BNX2X_MSG_STATS, "stats not updated by tstorm"
 798                    "  tstorm counter (0x%x) != stats_counter (0x%x)\n",
 799                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
 800                 return -EAGAIN;
 801         }
 802
 803         memcpy(&(fstats->total_bytes_received_hi),
 804                &(bnx2x_sp(bp, func_stats_base)->total_bytes_received_hi),
 805                sizeof(struct host_func_stats) - 2*sizeof(u32));
 806         estats->error_bytes_received_hi = 0;
 807         estats->error_bytes_received_lo = 0;
 808         estats->etherstatsoverrsizepkts_hi = 0;
 809         estats->etherstatsoverrsizepkts_lo = 0;
 810         estats->no_buff_discard_hi = 0;
 811         estats->no_buff_discard_lo = 0;
 812         estats->total_tpa_aggregations_hi = 0;
 813         estats->total_tpa_aggregations_lo = 0;
 814         estats->total_tpa_aggregated_frames_hi = 0;
 815         estats->total_tpa_aggregated_frames_lo = 0;
 816         estats->total_tpa_bytes_hi = 0;
 817         estats->total_tpa_bytes_lo = 0;
 818
 819         for_each_eth_queue(bp, i) {
 820                 struct bnx2x_fastpath *fp = &bp->fp[i];
 821                 struct tstorm_per_queue_stats *tclient =
 822                         &bp->fw_stats_data->queue_stats[i].
 823                         tstorm_queue_statistics;
 824                 struct tstorm_per_queue_stats *old_tclient = &fp->old_tclient;
 825                 struct ustorm_per_queue_stats *uclient =
 826                         &bp->fw_stats_data->queue_stats[i].
 827                         ustorm_queue_statistics;
 828                 struct ustorm_per_queue_stats *old_uclient = &fp->old_uclient;
 829                 struct xstorm_per_queue_stats *xclient =
 830                         &bp->fw_stats_data->queue_stats[i].
 831                         xstorm_queue_statistics;
 832                 struct xstorm_per_queue_stats *old_xclient = &fp->old_xclient;
 833                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
 834                 u32 diff;
 835
 836                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, "
 837                                     "bcast_sent 0x%x mcast_sent 0x%x\n",
 838                    i, xclient->ucast_pkts_sent,
 839                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
 840
 841                 DP(BNX2X_MSG_STATS, "---------------\n");
 842
 843                 qstats->total_broadcast_bytes_received_hi =
 844                         le32_to_cpu(tclient->rcv_bcast_bytes.hi);
 845                 qstats->total_broadcast_bytes_received_lo =
 846                         le32_to_cpu(tclient->rcv_bcast_bytes.lo);
 847
 848                 qstats->total_multicast_bytes_received_hi =
 849                         le32_to_cpu(tclient->rcv_mcast_bytes.hi);
 850                 qstats->total_multicast_bytes_received_lo =
 851                         le32_to_cpu(tclient->rcv_mcast_bytes.lo);
 852
 853                 qstats->total_unicast_bytes_received_hi =
 854                         le32_to_cpu(tclient->rcv_ucast_bytes.hi);
 855                 qstats->total_unicast_bytes_received_lo =
 856                         le32_to_cpu(tclient->rcv_ucast_bytes.lo);
 857
 858                 /*
 859                  * sum to total_bytes_received all
 860                  * unicast/multicast/broadcast
 861                  */
 862                 qstats->total_bytes_received_hi =
 863                         qstats->total_broadcast_bytes_received_hi;
 864                 qstats->total_bytes_received_lo =
 865                         qstats->total_broadcast_bytes_received_lo;
 866
 867                 ADD_64(qstats->total_bytes_received_hi,
 868                        qstats->total_multicast_bytes_received_hi,
 869                        qstats->total_bytes_received_lo,
 870                        qstats->total_multicast_bytes_received_lo);
 871
 872                 ADD_64(qstats->total_bytes_received_hi,
 873                        qstats->total_unicast_bytes_received_hi,
 874                        qstats->total_bytes_received_lo,
 875                        qstats->total_unicast_bytes_received_lo);
 876
 877                 qstats->valid_bytes_received_hi =
 878                                         qstats->total_bytes_received_hi;
 879                 qstats->valid_bytes_received_lo =
 880                                         qstats->total_bytes_received_lo;
 881
 882
 883                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
 884                                         total_unicast_packets_received);
 885                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
 886                                         total_multicast_packets_received);
 887                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
 888                                         total_broadcast_packets_received);
 889                 UPDATE_EXTEND_TSTAT(pkts_too_big_discard,
 890                                         etherstatsoverrsizepkts);
 891                 UPDATE_EXTEND_TSTAT(no_buff_discard, no_buff_discard);
 892
 893                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
 894                                         total_unicast_packets_received);
 895                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
 896                                         total_multicast_packets_received);
 897                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
 898                                         total_broadcast_packets_received);
 899                 UPDATE_EXTEND_USTAT(ucast_no_buff_pkts, no_buff_discard);
 900                 UPDATE_EXTEND_USTAT(mcast_no_buff_pkts, no_buff_discard);
 901                 UPDATE_EXTEND_USTAT(bcast_no_buff_pkts, no_buff_discard);
 902
 903                 qstats->total_broadcast_bytes_transmitted_hi =
 904                         le32_to_cpu(xclient->bcast_bytes_sent.hi);
 905                 qstats->total_broadcast_bytes_transmitted_lo =
 906                         le32_to_cpu(xclient->bcast_bytes_sent.lo);
 907
 908                 qstats->total_multicast_bytes_transmitted_hi =
 909                         le32_to_cpu(xclient->mcast_bytes_sent.hi);
 910                 qstats->total_multicast_bytes_transmitted_lo =
 911                         le32_to_cpu(xclient->mcast_bytes_sent.lo);
 912
 913                 qstats->total_unicast_bytes_transmitted_hi =
 914                         le32_to_cpu(xclient->ucast_bytes_sent.hi);
 915                 qstats->total_unicast_bytes_transmitted_lo =
 916                         le32_to_cpu(xclient->ucast_bytes_sent.lo);
 917                 /*
 918                  * sum to total_bytes_transmitted all
 919                  * unicast/multicast/broadcast
 920                  */
 921                 qstats->total_bytes_transmitted_hi =
 922                                 qstats->total_unicast_bytes_transmitted_hi;
 923                 qstats->total_bytes_transmitted_lo =
 924                                 qstats->total_unicast_bytes_transmitted_lo;
 925
 926                 ADD_64(qstats->total_bytes_transmitted_hi,
 927                        qstats->total_broadcast_bytes_transmitted_hi,
 928                        qstats->total_bytes_transmitted_lo,
 929                        qstats->total_broadcast_bytes_transmitted_lo);
 930
 931                 ADD_64(qstats->total_bytes_transmitted_hi,
 932                        qstats->total_multicast_bytes_transmitted_hi,
 933                        qstats->total_bytes_transmitted_lo,
 934                        qstats->total_multicast_bytes_transmitted_lo);
 935
 936                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
 937                                         total_unicast_packets_transmitted);
 938                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
 939                                         total_multicast_packets_transmitted);
 940                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
 941                                         total_broadcast_packets_transmitted);
 942
 943                 UPDATE_EXTEND_TSTAT(checksum_discard,
 944                                     total_packets_received_checksum_discarded);
 945                 UPDATE_EXTEND_TSTAT(ttl0_discard,
 946                                     total_packets_received_ttl0_discarded);
 947
 948                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
 949                                     total_transmitted_dropped_packets_error);
 950
 951                 /* TPA aggregations completed */
 952                 UPDATE_EXTEND_USTAT(coalesced_events, total_tpa_aggregations);
 953                 /* Number of network frames aggregated by TPA */
 954                 UPDATE_EXTEND_USTAT(coalesced_pkts,
 955                                     total_tpa_aggregated_frames);
 956                 /* Total number of bytes in completed TPA aggregations */
 957                 qstats->total_tpa_bytes_lo =
 958                         le32_to_cpu(uclient->coalesced_bytes.lo);
 959                 qstats->total_tpa_bytes_hi =
 960                         le32_to_cpu(uclient->coalesced_bytes.hi);
 961
 962                 /* TPA stats per-function */
 963                 ADD_64(estats->total_tpa_aggregations_hi,
 964                        qstats->total_tpa_aggregations_hi,
 965                        estats->total_tpa_aggregations_lo,
 966                        qstats->total_tpa_aggregations_lo);
 967                 ADD_64(estats->total_tpa_aggregated_frames_hi,
 968                        qstats->total_tpa_aggregated_frames_hi,
 969                        estats->total_tpa_aggregated_frames_lo,
 970                        qstats->total_tpa_aggregated_frames_lo);
 971                 ADD_64(estats->total_tpa_bytes_hi,
 972                        qstats->total_tpa_bytes_hi,
 973                        estats->total_tpa_bytes_lo,
 974                        qstats->total_tpa_bytes_lo);
 975
 976                 ADD_64(fstats->total_bytes_received_hi,
 977                        qstats->total_bytes_received_hi,
 978                        fstats->total_bytes_received_lo,
 979                        qstats->total_bytes_received_lo);
 980                 ADD_64(fstats->total_bytes_transmitted_hi,
 981                        qstats->total_bytes_transmitted_hi,
 982                        fstats->total_bytes_transmitted_lo,
 983                        qstats->total_bytes_transmitted_lo);
 984                 ADD_64(fstats->total_unicast_packets_received_hi,
 985                        qstats->total_unicast_packets_received_hi,
 986                        fstats->total_unicast_packets_received_lo,
 987                        qstats->total_unicast_packets_received_lo);
 988                 ADD_64(fstats->total_multicast_packets_received_hi,
 989                        qstats->total_multicast_packets_received_hi,
 990                        fstats->total_multicast_packets_received_lo,
 991                        qstats->total_multicast_packets_received_lo);
 992                 ADD_64(fstats->total_broadcast_packets_received_hi,
 993                        qstats->total_broadcast_packets_received_hi,
 994                        fstats->total_broadcast_packets_received_lo,
 995                        qstats->total_broadcast_packets_received_lo);
 996                 ADD_64(fstats->total_unicast_packets_transmitted_hi,
 997                        qstats->total_unicast_packets_transmitted_hi,
 998                        fstats->total_unicast_packets_transmitted_lo,
 999                        qstats->total_unicast_packets_transmitted_lo);
1000                 ADD_64(fstats->total_multicast_packets_transmitted_hi,
1001                        qstats->total_multicast_packets_transmitted_hi,
1002                        fstats->total_multicast_packets_transmitted_lo,
1003                        qstats->total_multicast_packets_transmitted_lo);
1004                 ADD_64(fstats->total_broadcast_packets_transmitted_hi,
1005                        qstats->total_broadcast_packets_transmitted_hi,
1006                        fstats->total_broadcast_packets_transmitted_lo,
1007                        qstats->total_broadcast_packets_transmitted_lo);
1008                 ADD_64(fstats->valid_bytes_received_hi,
1009                        qstats->valid_bytes_received_hi,
1010                        fstats->valid_bytes_received_lo,
1011                        qstats->valid_bytes_received_lo);
1012
1013                 ADD_64(estats->etherstatsoverrsizepkts_hi,
1014                        qstats->etherstatsoverrsizepkts_hi,
1015                        estats->etherstatsoverrsizepkts_lo,
1016                        qstats->etherstatsoverrsizepkts_lo);
1017                 ADD_64(estats->no_buff_discard_hi, qstats->no_buff_discard_hi,
1018                        estats->no_buff_discard_lo, qstats->no_buff_discard_lo);
1019         }
1020
1021         ADD_64(fstats->total_bytes_received_hi,
1022                estats->rx_stat_ifhcinbadoctets_hi,
1023                fstats->total_bytes_received_lo,
1024                estats->rx_stat_ifhcinbadoctets_lo);
1025
1026         ADD_64(fstats->total_bytes_received_hi,
1027                tfunc->rcv_error_bytes.hi,
1028                fstats->total_bytes_received_lo,
1029                tfunc->rcv_error_bytes.lo);
1030
1031         memcpy(estats, &(fstats->total_bytes_received_hi),
1032                sizeof(struct host_func_stats) - 2*sizeof(u32));
1033
1034         ADD_64(estats->error_bytes_received_hi,
1035                tfunc->rcv_error_bytes.hi,
1036                estats->error_bytes_received_lo,
1037                tfunc->rcv_error_bytes.lo);
1038
1039         ADD_64(estats->etherstatsoverrsizepkts_hi,
1040                estats->rx_stat_dot3statsframestoolong_hi,
1041                estats->etherstatsoverrsizepkts_lo,
1042                estats->rx_stat_dot3statsframestoolong_lo);
1043         ADD_64(estats->error_bytes_received_hi,
1044                estats->rx_stat_ifhcinbadoctets_hi,
1045                estats->error_bytes_received_lo,
1046                estats->rx_stat_ifhcinbadoctets_lo);
1047
1048         if (bp->port.pmf) {
1049                 estats->mac_filter_discard =
1050                                 le32_to_cpu(tport->mac_filter_discard);
1051                 estats->mf_tag_discard =
1052                                 le32_to_cpu(tport->mf_tag_discard);
1053                 estats->brb_truncate_discard =
1054                                 le32_to_cpu(tport->brb_truncate_discard);
1055                 estats->mac_discard = le32_to_cpu(tport->mac_discard);
1056         }
1057
1058         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1059
1060         bp->stats_pending = 0;
1061
1062         return 0;
1063 }
1064
1065 static void bnx2x_net_stats_update(struct bnx2x *bp)
1066 {
1067         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1068         struct net_device_stats *nstats = &bp->dev->stats;
1069         unsigned long tmp;
1070         int i;
1071
1072         nstats->rx_packets =
1073                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1074                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1075                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1076
1077         nstats->tx_packets =
1078                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1079                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1080                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1081
1082         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1083
1084         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1085
1086         tmp = estats->mac_discard;
1087         for_each_rx_queue(bp, i)
1088                 tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
1089         nstats->rx_dropped = tmp;
1090
1091         nstats->tx_dropped = 0;
1092
1093         nstats->multicast =
1094                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1095
1096         nstats->collisions =
1097                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1098
1099         nstats->rx_length_errors =
1100                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1101                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1102         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1103                                  bnx2x_hilo(&estats->brb_truncate_hi);
1104         nstats->rx_crc_errors =
1105                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1106         nstats->rx_frame_errors =
1107                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1108         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1109         nstats->rx_missed_errors = 0;
1110
1111         nstats->rx_errors = nstats->rx_length_errors +
1112                             nstats->rx_over_errors +
1113                             nstats->rx_crc_errors +
1114                             nstats->rx_frame_errors +
1115                             nstats->rx_fifo_errors +
1116                             nstats->rx_missed_errors;
1117
1118         nstats->tx_aborted_errors =
1119                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1120                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1121         nstats->tx_carrier_errors =
1122                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1123         nstats->tx_fifo_errors = 0;
1124         nstats->tx_heartbeat_errors = 0;
1125         nstats->tx_window_errors = 0;
1126
1127         nstats->tx_errors = nstats->tx_aborted_errors +
1128                             nstats->tx_carrier_errors +
1129             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1130 }
1131
1132 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1133 {
1134         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1135         int i;
1136
1137         estats->driver_xoff = 0;
1138         estats->rx_err_discard_pkt = 0;
1139         estats->rx_skb_alloc_failed = 0;
1140         estats->hw_csum_err = 0;
1141         for_each_queue(bp, i) {
1142                 struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
1143
1144                 estats->driver_xoff += qstats->driver_xoff;
1145                 estats->rx_err_discard_pkt += qstats->rx_err_discard_pkt;
1146                 estats->rx_skb_alloc_failed += qstats->rx_skb_alloc_failed;
1147                 estats->hw_csum_err += qstats->hw_csum_err;
1148         }
1149 }
1150
1151 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1152 {
1153         u32 val;
1154
1155         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1156                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1157
1158                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1159                         return true;
1160         }
1161
1162         return false;
1163 }
1164
1165 static void bnx2x_stats_update(struct bnx2x *bp)
1166 {
1167         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1168
1169         if (bnx2x_edebug_stats_stopped(bp))
1170                 return;
1171
1172         if (*stats_comp != DMAE_COMP_VAL)
1173                 return;
1174
1175         if (bp->port.pmf)
1176                 bnx2x_hw_stats_update(bp);
1177
1178         if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1179                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1180                 bnx2x_panic();
1181                 return;
1182         }
1183
1184         bnx2x_net_stats_update(bp);
1185         bnx2x_drv_stats_update(bp);
1186
1187         if (netif_msg_timer(bp)) {
1188                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1189                 int i, cos;
1190
1191                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1192                        estats->brb_drop_lo, estats->brb_truncate_lo);
1193
1194                 for_each_eth_queue(bp, i) {
1195                         struct bnx2x_fastpath *fp = &bp->fp[i];
1196                         struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1197
1198                         printk(KERN_DEBUG "%s: rx usage(%4u)  *rx_cons_sb(%u)"
1199                                           "  rx pkt(%lu)  rx calls(%lu %lu)\n",
1200                                fp->name, (le16_to_cpu(*fp->rx_cons_sb) -
1201                                fp->rx_comp_cons),
1202                                le16_to_cpu(*fp->rx_cons_sb),
1203                                bnx2x_hilo(&qstats->
1204                                           total_unicast_packets_received_hi),
1205                                fp->rx_calls, fp->rx_pkt);
1206                 }
1207
1208                 for_each_eth_queue(bp, i) {
1209                         struct bnx2x_fastpath *fp = &bp->fp[i];
1210                         struct bnx2x_fp_txdata *txdata;
1211                         struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1212                         struct netdev_queue *txq;
1213
1214                         printk(KERN_DEBUG "%s: tx pkt(%lu) (Xoff events %u)",
1215                                 fp->name, bnx2x_hilo(
1216                                 &qstats->total_unicast_packets_transmitted_hi),
1217                                 qstats->driver_xoff);
1218
1219                         for_each_cos_in_tx_queue(fp, cos) {
1220                                 txdata = &fp->txdata[cos];
1221                                 txq = netdev_get_tx_queue(bp->dev,
1222                                                 FP_COS_TO_TXQ(fp, cos));
1223
1224                                 printk(KERN_DEBUG "%d: tx avail(%4u)"
1225                                        "  *tx_cons_sb(%u)"
1226                                        "  tx calls (%lu)"
1227                                        "  %s\n",
1228                                        cos,
1229                                        bnx2x_tx_avail(bp, txdata),
1230                                        le16_to_cpu(*txdata->tx_cons_sb),
1231                                        txdata->tx_pkt,
1232                                        (netif_tx_queue_stopped(txq) ?
1233                                         "Xoff" : "Xon")
1234                                        );
1235                         }
1236                 }
1237         }
1238
1239         bnx2x_hw_stats_post(bp);
1240         bnx2x_storm_stats_post(bp);
1241 }
1242
1243 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1244 {
1245         struct dmae_command *dmae;
1246         u32 opcode;
1247         int loader_idx = PMF_DMAE_C(bp);
1248         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1249
1250         bp->executer_idx = 0;
1251
1252         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1253
1254         if (bp->port.port_stx) {
1255
1256                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1257                 if (bp->func_stx)
1258                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1259                                                 opcode, DMAE_COMP_GRC);
1260                 else
1261                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1262                                                 opcode, DMAE_COMP_PCI);
1263
1264                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1265                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1266                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1267                 dmae->dst_addr_hi = 0;
1268                 dmae->len = sizeof(struct host_port_stats) >> 2;
1269                 if (bp->func_stx) {
1270                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1271                         dmae->comp_addr_hi = 0;
1272                         dmae->comp_val = 1;
1273                 } else {
1274                         dmae->comp_addr_lo =
1275                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1276                         dmae->comp_addr_hi =
1277                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1278                         dmae->comp_val = DMAE_COMP_VAL;
1279
1280                         *stats_comp = 0;
1281                 }
1282         }
1283
1284         if (bp->func_stx) {
1285
1286                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1287                 dmae->opcode =
1288                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1289                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1290                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1291                 dmae->dst_addr_lo = bp->func_stx >> 2;
1292                 dmae->dst_addr_hi = 0;
1293                 dmae->len = sizeof(struct host_func_stats) >> 2;
1294                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1295                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1296                 dmae->comp_val = DMAE_COMP_VAL;
1297
1298                 *stats_comp = 0;
1299         }
1300 }
1301
1302 static void bnx2x_stats_stop(struct bnx2x *bp)
1303 {
1304         int update = 0;
1305
1306         bnx2x_stats_comp(bp);
1307
1308         if (bp->port.pmf)
1309                 update = (bnx2x_hw_stats_update(bp) == 0);
1310
1311         update |= (bnx2x_storm_stats_update(bp) == 0);
1312
1313         if (update) {
1314                 bnx2x_net_stats_update(bp);
1315
1316                 if (bp->port.pmf)
1317                         bnx2x_port_stats_stop(bp);
1318
1319                 bnx2x_hw_stats_post(bp);
1320                 bnx2x_stats_comp(bp);
1321         }
1322 }
1323
1324 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1325 {
1326 }
1327
1328 static const struct {
1329         void (*action)(struct bnx2x *bp);
1330         enum bnx2x_stats_state next_state;
1331 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1332 /* state        event   */
1333 {
1334 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1335 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1336 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1337 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1338 },
1339 {
1340 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1341 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1342 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1343 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1344 }
1345 };
1346
1347 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1348 {
1349         enum bnx2x_stats_state state;
1350         if (unlikely(bp->panic))
1351                 return;
1352         bnx2x_stats_stm[bp->stats_state][event].action(bp);
1353         spin_lock_bh(&bp->stats_lock);
1354         state = bp->stats_state;
1355         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1356         spin_unlock_bh(&bp->stats_lock);
1357
1358         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1359                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1360                    state, event, bp->stats_state);
1361 }
1362
1363 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1364 {
1365         struct dmae_command *dmae;
1366         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1367
1368         /* sanity */
1369         if (!bp->port.pmf || !bp->port.port_stx) {
1370                 BNX2X_ERR("BUG!\n");
1371                 return;
1372         }
1373
1374         bp->executer_idx = 0;
1375
1376         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1377         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1378                                          true, DMAE_COMP_PCI);
1379         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1380         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1381         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1382         dmae->dst_addr_hi = 0;
1383         dmae->len = sizeof(struct host_port_stats) >> 2;
1384         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1385         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1386         dmae->comp_val = DMAE_COMP_VAL;
1387
1388         *stats_comp = 0;
1389         bnx2x_hw_stats_post(bp);
1390         bnx2x_stats_comp(bp);
1391 }
1392
1393 static void bnx2x_func_stats_base_init(struct bnx2x *bp)
1394 {
1395         int vn, vn_max = IS_MF(bp) ? BP_MAX_VN_NUM(bp) : E1VN_MAX;
1396         u32 func_stx;
1397
1398         /* sanity */
1399         if (!bp->port.pmf || !bp->func_stx) {
1400                 BNX2X_ERR("BUG!\n");
1401                 return;
1402         }
1403
1404         /* save our func_stx */
1405         func_stx = bp->func_stx;
1406
1407         for (vn = VN_0; vn < vn_max; vn++) {
1408                 int mb_idx = BP_FW_MB_IDX_VN(bp, vn);
1409
1410                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1411                 bnx2x_func_stats_init(bp);
1412                 bnx2x_hw_stats_post(bp);
1413                 bnx2x_stats_comp(bp);
1414         }
1415
1416         /* restore our func_stx */
1417         bp->func_stx = func_stx;
1418 }
1419
1420 static void bnx2x_func_stats_base_update(struct bnx2x *bp)
1421 {
1422         struct dmae_command *dmae = &bp->stats_dmae;
1423         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1424
1425         /* sanity */
1426         if (!bp->func_stx) {
1427                 BNX2X_ERR("BUG!\n");
1428                 return;
1429         }
1430
1431         bp->executer_idx = 0;
1432         memset(dmae, 0, sizeof(struct dmae_command));
1433
1434         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
1435                                          true, DMAE_COMP_PCI);
1436         dmae->src_addr_lo = bp->func_stx >> 2;
1437         dmae->src_addr_hi = 0;
1438         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats_base));
1439         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats_base));
1440         dmae->len = sizeof(struct host_func_stats) >> 2;
1441         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1442         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1443         dmae->comp_val = DMAE_COMP_VAL;
1444
1445         *stats_comp = 0;
1446         bnx2x_hw_stats_post(bp);
1447         bnx2x_stats_comp(bp);
1448 }
1449
1450 /**
1451  * This function will prepare the statistics ramrod data the way
1452  * we will only have to increment the statistics counter and
1453  * send the ramrod each time we have to.
1454  *
1455  * @param bp
1456  */
1457 static inline void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1458 {
1459         int i;
1460         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1461
1462         dma_addr_t cur_data_offset;
1463         struct stats_query_entry *cur_query_entry;
1464
1465         stats_hdr->cmd_num = bp->fw_stats_num;
1466         stats_hdr->drv_stats_counter = 0;
1467
1468         /* storm_counters struct contains the counters of completed
1469          * statistics requests per storm which are incremented by FW
1470          * each time it completes hadning a statistics ramrod. We will
1471          * check these counters in the timer handler and discard a
1472          * (statistics) ramrod completion.
1473          */
1474         cur_data_offset = bp->fw_stats_data_mapping +
1475                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1476
1477         stats_hdr->stats_counters_addrs.hi =
1478                 cpu_to_le32(U64_HI(cur_data_offset));
1479         stats_hdr->stats_counters_addrs.lo =
1480                 cpu_to_le32(U64_LO(cur_data_offset));
1481
1482         /* prepare to the first stats ramrod (will be completed with
1483          * the counters equal to zero) - init counters to somethig different.
1484          */
1485         memset(&bp->fw_stats_data->storm_counters, 0xff,
1486                sizeof(struct stats_counter));
1487
1488         /**** Port FW statistics data ****/
1489         cur_data_offset = bp->fw_stats_data_mapping +
1490                 offsetof(struct bnx2x_fw_stats_data, port);
1491
1492         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1493
1494         cur_query_entry->kind = STATS_TYPE_PORT;
1495         /* For port query index is a DONT CARE */
1496         cur_query_entry->index = BP_PORT(bp);
1497         /* For port query funcID is a DONT CARE */
1498         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1499         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1500         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1501
1502         /**** PF FW statistics data ****/
1503         cur_data_offset = bp->fw_stats_data_mapping +
1504                 offsetof(struct bnx2x_fw_stats_data, pf);
1505
1506         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1507
1508         cur_query_entry->kind = STATS_TYPE_PF;
1509         /* For PF query index is a DONT CARE */
1510         cur_query_entry->index = BP_PORT(bp);
1511         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1512         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1513         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1514
1515         /**** Clients' queries ****/
1516         cur_data_offset = bp->fw_stats_data_mapping +
1517                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1518
1519         for_each_eth_queue(bp, i) {
1520                 cur_query_entry =
1521                         &bp->fw_stats_req->
1522                                         query[BNX2X_FIRST_QUEUE_QUERY_IDX + i];
1523
1524                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1525                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1526                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1527                 cur_query_entry->address.hi =
1528                         cpu_to_le32(U64_HI(cur_data_offset));
1529                 cur_query_entry->address.lo =
1530                         cpu_to_le32(U64_LO(cur_data_offset));
1531
1532                 cur_data_offset += sizeof(struct per_queue_stats);
1533         }
1534 }
1535
1536 void bnx2x_stats_init(struct bnx2x *bp)
1537 {
1538         int /*abs*/port = BP_PORT(bp);
1539         int mb_idx = BP_FW_MB_IDX(bp);
1540         int i;
1541
1542         bp->stats_pending = 0;
1543         bp->executer_idx = 0;
1544         bp->stats_counter = 0;
1545
1546         /* port and func stats for management */
1547         if (!BP_NOMCP(bp)) {
1548                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1549                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1550
1551         } else {
1552                 bp->port.port_stx = 0;
1553                 bp->func_stx = 0;
1554         }
1555         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1556            bp->port.port_stx, bp->func_stx);
1557
1558         port = BP_PORT(bp);
1559         /* port stats */
1560         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1561         bp->port.old_nig_stats.brb_discard =
1562                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1563         bp->port.old_nig_stats.brb_truncate =
1564                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1565         if (!CHIP_IS_E3(bp)) {
1566                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1567                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1568                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1569                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1570         }
1571
1572         /* function stats */
1573         for_each_queue(bp, i) {
1574                 struct bnx2x_fastpath *fp = &bp->fp[i];
1575
1576                 memset(&fp->old_tclient, 0, sizeof(fp->old_tclient));
1577                 memset(&fp->old_uclient, 0, sizeof(fp->old_uclient));
1578                 memset(&fp->old_xclient, 0, sizeof(fp->old_xclient));
1579                 memset(&fp->eth_q_stats, 0, sizeof(fp->eth_q_stats));
1580         }
1581
1582         /* Prepare statistics ramrod data */
1583         bnx2x_prep_fw_stats_req(bp);
1584
1585         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1586         memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1587
1588         bp->stats_state = STATS_STATE_DISABLED;
1589
1590         if (bp->port.pmf) {
1591                 if (bp->port.port_stx)
1592                         bnx2x_port_stats_base_init(bp);
1593
1594                 if (bp->func_stx)
1595                         bnx2x_func_stats_base_init(bp);
1596
1597         } else if (bp->func_stx)
1598                 bnx2x_func_stats_base_update(bp);
1599 }