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

   1 /* bnx2x_stats.c: Broadcom Everest network driver.
   2  *
   3  * Copyright (c) 2007-2012 Broadcom Corporation
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation.
   8  *
   9  * Maintained by: Eilon Greenstein <eilong@broadcom.com>
  10  * Written by: Eliezer Tamir
  11  * Based on code from Michael Chan's bnx2 driver
  12  * UDP CSUM errata workaround by Arik Gendelman
  13  * Slowpath and fastpath rework by Vladislav Zolotarov
  14  * Statistics and Link management by Yitchak Gertner
  15  *
  16  */
  17
  18 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  19
  20 #include "bnx2x_stats.h"
  21 #include "bnx2x_cmn.h"
  22
  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 u16 bnx2x_get_port_stats_dma_len(struct bnx2x *bp)
  43 {
  44         u16 res = sizeof(struct host_port_stats) >> 2;
  45
  46         /* if PFC stats are not supported by the MFW, don't DMA them */
  47         if (!(bp->flags &  BC_SUPPORTS_PFC_STATS))
  48                 res -= (sizeof(u32)*4) >> 2;
  49
  50         return res;
  51 }
  52
  53 /*
  54  * Init service functions
  55  */
  56
  57 /* Post the next statistics ramrod. Protect it with the spin in
  58  * order to ensure the strict order between statistics ramrods
  59  * (each ramrod has a sequence number passed in a
  60  * bp->fw_stats_req->hdr.drv_stats_counter and ramrods must be
  61  * sent in order).
  62  */
  63 static void bnx2x_storm_stats_post(struct bnx2x *bp)
  64 {
  65         if (!bp->stats_pending) {
  66                 int rc;
  67
  68                 spin_lock_bh(&bp->stats_lock);
  69
  70                 if (bp->stats_pending) {
  71                         spin_unlock_bh(&bp->stats_lock);
  72                         return;
  73                 }
  74
  75                 bp->fw_stats_req->hdr.drv_stats_counter =
  76                         cpu_to_le16(bp->stats_counter++);
  77
  78                 DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n",
  79                         bp->fw_stats_req->hdr.drv_stats_counter);
  80
  81
  82
  83                 /* send FW stats ramrod */
  84                 rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0,
  85                                    U64_HI(bp->fw_stats_req_mapping),
  86                                    U64_LO(bp->fw_stats_req_mapping),
  87                                    NONE_CONNECTION_TYPE);
  88                 if (rc == 0)
  89                         bp->stats_pending = 1;
  90
  91                 spin_unlock_bh(&bp->stats_lock);
  92         }
  93 }
  94
  95 static void bnx2x_hw_stats_post(struct bnx2x *bp)
  96 {
  97         struct dmae_command *dmae = &bp->stats_dmae;
  98         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
  99
 100         *stats_comp = DMAE_COMP_VAL;
 101         if (CHIP_REV_IS_SLOW(bp))
 102                 return;
 103
 104         /* loader */
 105         if (bp->executer_idx) {
 106                 int loader_idx = PMF_DMAE_C(bp);
 107                 u32 opcode =  bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 108                                                  true, DMAE_COMP_GRC);
 109                 opcode = bnx2x_dmae_opcode_clr_src_reset(opcode);
 110
 111                 memset(dmae, 0, sizeof(struct dmae_command));
 112                 dmae->opcode = opcode;
 113                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, dmae[0]));
 114                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, dmae[0]));
 115                 dmae->dst_addr_lo = (DMAE_REG_CMD_MEM +
 116                                      sizeof(struct dmae_command) *
 117                                      (loader_idx + 1)) >> 2;
 118                 dmae->dst_addr_hi = 0;
 119                 dmae->len = sizeof(struct dmae_command) >> 2;
 120                 if (CHIP_IS_E1(bp))
 121                         dmae->len--;
 122                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx + 1] >> 2;
 123                 dmae->comp_addr_hi = 0;
 124                 dmae->comp_val = 1;
 125
 126                 *stats_comp = 0;
 127                 bnx2x_post_dmae(bp, dmae, loader_idx);
 128
 129         } else if (bp->func_stx) {
 130                 *stats_comp = 0;
 131                 memcpy(bnx2x_sp(bp, func_stats), &bp->func_stats,
 132                        sizeof(bp->func_stats));
 133                 bnx2x_post_dmae(bp, dmae, INIT_DMAE_C(bp));
 134         }
 135 }
 136
 137 static int bnx2x_stats_comp(struct bnx2x *bp)
 138 {
 139         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 140         int cnt = 10;
 141
 142         might_sleep();
 143         while (*stats_comp != DMAE_COMP_VAL) {
 144                 if (!cnt) {
 145                         BNX2X_ERR("timeout waiting for stats finished\n");
 146                         break;
 147                 }
 148                 cnt--;
 149                 usleep_range(1000, 1000);
 150         }
 151         return 1;
 152 }
 153
 154 /*
 155  * Statistics service functions
 156  */
 157
 158 static void bnx2x_stats_pmf_update(struct bnx2x *bp)
 159 {
 160         struct dmae_command *dmae;
 161         u32 opcode;
 162         int loader_idx = PMF_DMAE_C(bp);
 163         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 164
 165         /* sanity */
 166         if (!bp->port.pmf || !bp->port.port_stx) {
 167                 BNX2X_ERR("BUG!\n");
 168                 return;
 169         }
 170
 171         bp->executer_idx = 0;
 172
 173         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI, false, 0);
 174
 175         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 176         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_GRC);
 177         dmae->src_addr_lo = bp->port.port_stx >> 2;
 178         dmae->src_addr_hi = 0;
 179         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 180         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 181         dmae->len = DMAE_LEN32_RD_MAX;
 182         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 183         dmae->comp_addr_hi = 0;
 184         dmae->comp_val = 1;
 185
 186         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 187         dmae->opcode = bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
 188         dmae->src_addr_lo = (bp->port.port_stx >> 2) + DMAE_LEN32_RD_MAX;
 189         dmae->src_addr_hi = 0;
 190         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats) +
 191                                    DMAE_LEN32_RD_MAX * 4);
 192         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats) +
 193                                    DMAE_LEN32_RD_MAX * 4);
 194         dmae->len = bnx2x_get_port_stats_dma_len(bp) - DMAE_LEN32_RD_MAX;
 195
 196         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 197         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 198         dmae->comp_val = DMAE_COMP_VAL;
 199
 200         *stats_comp = 0;
 201         bnx2x_hw_stats_post(bp);
 202         bnx2x_stats_comp(bp);
 203 }
 204
 205 static void bnx2x_port_stats_init(struct bnx2x *bp)
 206 {
 207         struct dmae_command *dmae;
 208         int port = BP_PORT(bp);
 209         u32 opcode;
 210         int loader_idx = PMF_DMAE_C(bp);
 211         u32 mac_addr;
 212         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 213
 214         /* sanity */
 215         if (!bp->link_vars.link_up || !bp->port.pmf) {
 216                 BNX2X_ERR("BUG!\n");
 217                 return;
 218         }
 219
 220         bp->executer_idx = 0;
 221
 222         /* MCP */
 223         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 224                                     true, DMAE_COMP_GRC);
 225
 226         if (bp->port.port_stx) {
 227
 228                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 229                 dmae->opcode = opcode;
 230                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
 231                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
 232                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
 233                 dmae->dst_addr_hi = 0;
 234                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
 235                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 236                 dmae->comp_addr_hi = 0;
 237                 dmae->comp_val = 1;
 238         }
 239
 240         if (bp->func_stx) {
 241
 242                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 243                 dmae->opcode = opcode;
 244                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 245                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 246                 dmae->dst_addr_lo = bp->func_stx >> 2;
 247                 dmae->dst_addr_hi = 0;
 248                 dmae->len = sizeof(struct host_func_stats) >> 2;
 249                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 250                 dmae->comp_addr_hi = 0;
 251                 dmae->comp_val = 1;
 252         }
 253
 254         /* MAC */
 255         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 256                                    true, DMAE_COMP_GRC);
 257
 258         /* EMAC is special */
 259         if (bp->link_vars.mac_type == MAC_TYPE_EMAC) {
 260                 mac_addr = (port ? GRCBASE_EMAC1 : GRCBASE_EMAC0);
 261
 262                 /* EMAC_REG_EMAC_RX_STAT_AC (EMAC_REG_EMAC_RX_STAT_AC_COUNT)*/
 263                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 264                 dmae->opcode = opcode;
 265                 dmae->src_addr_lo = (mac_addr +
 266                                      EMAC_REG_EMAC_RX_STAT_AC) >> 2;
 267                 dmae->src_addr_hi = 0;
 268                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 269                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 270                 dmae->len = EMAC_REG_EMAC_RX_STAT_AC_COUNT;
 271                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 272                 dmae->comp_addr_hi = 0;
 273                 dmae->comp_val = 1;
 274
 275                 /* EMAC_REG_EMAC_RX_STAT_AC_28 */
 276                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 277                 dmae->opcode = opcode;
 278                 dmae->src_addr_lo = (mac_addr +
 279                                      EMAC_REG_EMAC_RX_STAT_AC_28) >> 2;
 280                 dmae->src_addr_hi = 0;
 281                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 282                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 283                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 284                      offsetof(struct emac_stats, rx_stat_falsecarriererrors));
 285                 dmae->len = 1;
 286                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 287                 dmae->comp_addr_hi = 0;
 288                 dmae->comp_val = 1;
 289
 290                 /* EMAC_REG_EMAC_TX_STAT_AC (EMAC_REG_EMAC_TX_STAT_AC_COUNT)*/
 291                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 292                 dmae->opcode = opcode;
 293                 dmae->src_addr_lo = (mac_addr +
 294                                      EMAC_REG_EMAC_TX_STAT_AC) >> 2;
 295                 dmae->src_addr_hi = 0;
 296                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats) +
 297                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 298                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats) +
 299                         offsetof(struct emac_stats, tx_stat_ifhcoutoctets));
 300                 dmae->len = EMAC_REG_EMAC_TX_STAT_AC_COUNT;
 301                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 302                 dmae->comp_addr_hi = 0;
 303                 dmae->comp_val = 1;
 304         } else {
 305                 u32 tx_src_addr_lo, rx_src_addr_lo;
 306                 u16 rx_len, tx_len;
 307
 308                 /* configure the params according to MAC type */
 309                 switch (bp->link_vars.mac_type) {
 310                 case MAC_TYPE_BMAC:
 311                         mac_addr = (port ? NIG_REG_INGRESS_BMAC1_MEM :
 312                                            NIG_REG_INGRESS_BMAC0_MEM);
 313
 314                         /* BIGMAC_REGISTER_TX_STAT_GTPKT ..
 315                            BIGMAC_REGISTER_TX_STAT_GTBYT */
 316                         if (CHIP_IS_E1x(bp)) {
 317                                 tx_src_addr_lo = (mac_addr +
 318                                         BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 319                                 tx_len = (8 + BIGMAC_REGISTER_TX_STAT_GTBYT -
 320                                           BIGMAC_REGISTER_TX_STAT_GTPKT) >> 2;
 321                                 rx_src_addr_lo = (mac_addr +
 322                                         BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 323                                 rx_len = (8 + BIGMAC_REGISTER_RX_STAT_GRIPJ -
 324                                           BIGMAC_REGISTER_RX_STAT_GR64) >> 2;
 325                         } else {
 326                                 tx_src_addr_lo = (mac_addr +
 327                                         BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 328                                 tx_len = (8 + BIGMAC2_REGISTER_TX_STAT_GTBYT -
 329                                           BIGMAC2_REGISTER_TX_STAT_GTPOK) >> 2;
 330                                 rx_src_addr_lo = (mac_addr +
 331                                         BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 332                                 rx_len = (8 + BIGMAC2_REGISTER_RX_STAT_GRIPJ -
 333                                           BIGMAC2_REGISTER_RX_STAT_GR64) >> 2;
 334                         }
 335                         break;
 336
 337                 case MAC_TYPE_UMAC: /* handled by MSTAT */
 338                 case MAC_TYPE_XMAC: /* handled by MSTAT */
 339                 default:
 340                         mac_addr = port ? GRCBASE_MSTAT1 : GRCBASE_MSTAT0;
 341                         tx_src_addr_lo = (mac_addr +
 342                                           MSTAT_REG_TX_STAT_GTXPOK_LO) >> 2;
 343                         rx_src_addr_lo = (mac_addr +
 344                                           MSTAT_REG_RX_STAT_GR64_LO) >> 2;
 345                         tx_len = sizeof(bp->slowpath->
 346                                         mac_stats.mstat_stats.stats_tx) >> 2;
 347                         rx_len = sizeof(bp->slowpath->
 348                                         mac_stats.mstat_stats.stats_rx) >> 2;
 349                         break;
 350                 }
 351
 352                 /* TX stats */
 353                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 354                 dmae->opcode = opcode;
 355                 dmae->src_addr_lo = tx_src_addr_lo;
 356                 dmae->src_addr_hi = 0;
 357                 dmae->len = tx_len;
 358                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, mac_stats));
 359                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, mac_stats));
 360                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 361                 dmae->comp_addr_hi = 0;
 362                 dmae->comp_val = 1;
 363
 364                 /* RX stats */
 365                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 366                 dmae->opcode = opcode;
 367                 dmae->src_addr_hi = 0;
 368                 dmae->src_addr_lo = rx_src_addr_lo;
 369                 dmae->dst_addr_lo =
 370                         U64_LO(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 371                 dmae->dst_addr_hi =
 372                         U64_HI(bnx2x_sp_mapping(bp, mac_stats) + (tx_len << 2));
 373                 dmae->len = rx_len;
 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
 379         /* NIG */
 380         if (!CHIP_IS_E3(bp)) {
 381                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 382                 dmae->opcode = opcode;
 383                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT0 :
 384                                             NIG_REG_STAT0_EGRESS_MAC_PKT0) >> 2;
 385                 dmae->src_addr_hi = 0;
 386                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 387                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 388                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 389                                 offsetof(struct nig_stats, egress_mac_pkt0_lo));
 390                 dmae->len = (2*sizeof(u32)) >> 2;
 391                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 392                 dmae->comp_addr_hi = 0;
 393                 dmae->comp_val = 1;
 394
 395                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 396                 dmae->opcode = opcode;
 397                 dmae->src_addr_lo = (port ? NIG_REG_STAT1_EGRESS_MAC_PKT1 :
 398                                             NIG_REG_STAT0_EGRESS_MAC_PKT1) >> 2;
 399                 dmae->src_addr_hi = 0;
 400                 dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats) +
 401                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 402                 dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats) +
 403                                 offsetof(struct nig_stats, egress_mac_pkt1_lo));
 404                 dmae->len = (2*sizeof(u32)) >> 2;
 405                 dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
 406                 dmae->comp_addr_hi = 0;
 407                 dmae->comp_val = 1;
 408         }
 409
 410         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
 411         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_GRC, DMAE_DST_PCI,
 412                                                  true, DMAE_COMP_PCI);
 413         dmae->src_addr_lo = (port ? NIG_REG_STAT1_BRB_DISCARD :
 414                                     NIG_REG_STAT0_BRB_DISCARD) >> 2;
 415         dmae->src_addr_hi = 0;
 416         dmae->dst_addr_lo = U64_LO(bnx2x_sp_mapping(bp, nig_stats));
 417         dmae->dst_addr_hi = U64_HI(bnx2x_sp_mapping(bp, nig_stats));
 418         dmae->len = (sizeof(struct nig_stats) - 4*sizeof(u32)) >> 2;
 419
 420         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 421         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 422         dmae->comp_val = DMAE_COMP_VAL;
 423
 424         *stats_comp = 0;
 425 }
 426
 427 static void bnx2x_func_stats_init(struct bnx2x *bp)
 428 {
 429         struct dmae_command *dmae = &bp->stats_dmae;
 430         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
 431
 432         /* sanity */
 433         if (!bp->func_stx) {
 434                 BNX2X_ERR("BUG!\n");
 435                 return;
 436         }
 437
 438         bp->executer_idx = 0;
 439         memset(dmae, 0, sizeof(struct dmae_command));
 440
 441         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
 442                                          true, DMAE_COMP_PCI);
 443         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
 444         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
 445         dmae->dst_addr_lo = bp->func_stx >> 2;
 446         dmae->dst_addr_hi = 0;
 447         dmae->len = sizeof(struct host_func_stats) >> 2;
 448         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
 449         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
 450         dmae->comp_val = DMAE_COMP_VAL;
 451
 452         *stats_comp = 0;
 453 }
 454
 455 static void bnx2x_stats_start(struct bnx2x *bp)
 456 {
 457         if (bp->port.pmf)
 458                 bnx2x_port_stats_init(bp);
 459
 460         else if (bp->func_stx)
 461                 bnx2x_func_stats_init(bp);
 462
 463         bnx2x_hw_stats_post(bp);
 464         bnx2x_storm_stats_post(bp);
 465 }
 466
 467 static void bnx2x_stats_pmf_start(struct bnx2x *bp)
 468 {
 469         bnx2x_stats_comp(bp);
 470         bnx2x_stats_pmf_update(bp);
 471         bnx2x_stats_start(bp);
 472 }
 473
 474 static void bnx2x_stats_restart(struct bnx2x *bp)
 475 {
 476         bnx2x_stats_comp(bp);
 477         bnx2x_stats_start(bp);
 478 }
 479
 480 static void bnx2x_bmac_stats_update(struct bnx2x *bp)
 481 {
 482         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 483         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 484         struct {
 485                 u32 lo;
 486                 u32 hi;
 487         } diff;
 488
 489         if (CHIP_IS_E1x(bp)) {
 490                 struct bmac1_stats *new = bnx2x_sp(bp, mac_stats.bmac1_stats);
 491
 492                 /* the macros below will use "bmac1_stats" type */
 493                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 494                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 495                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 496                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 497                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 498                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 499                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 500                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 501                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 502
 503                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 504                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 505                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 506                 UPDATE_STAT64(tx_stat_gt127,
 507                                 tx_stat_etherstatspkts65octetsto127octets);
 508                 UPDATE_STAT64(tx_stat_gt255,
 509                                 tx_stat_etherstatspkts128octetsto255octets);
 510                 UPDATE_STAT64(tx_stat_gt511,
 511                                 tx_stat_etherstatspkts256octetsto511octets);
 512                 UPDATE_STAT64(tx_stat_gt1023,
 513                                 tx_stat_etherstatspkts512octetsto1023octets);
 514                 UPDATE_STAT64(tx_stat_gt1518,
 515                                 tx_stat_etherstatspkts1024octetsto1522octets);
 516                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 517                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 518                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 519                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 520                 UPDATE_STAT64(tx_stat_gterr,
 521                                 tx_stat_dot3statsinternalmactransmiterrors);
 522                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 523
 524         } else {
 525                 struct bmac2_stats *new = bnx2x_sp(bp, mac_stats.bmac2_stats);
 526
 527                 /* the macros below will use "bmac2_stats" type */
 528                 UPDATE_STAT64(rx_stat_grerb, rx_stat_ifhcinbadoctets);
 529                 UPDATE_STAT64(rx_stat_grfcs, rx_stat_dot3statsfcserrors);
 530                 UPDATE_STAT64(rx_stat_grund, rx_stat_etherstatsundersizepkts);
 531                 UPDATE_STAT64(rx_stat_grovr, rx_stat_dot3statsframestoolong);
 532                 UPDATE_STAT64(rx_stat_grfrg, rx_stat_etherstatsfragments);
 533                 UPDATE_STAT64(rx_stat_grjbr, rx_stat_etherstatsjabbers);
 534                 UPDATE_STAT64(rx_stat_grxcf, rx_stat_maccontrolframesreceived);
 535                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_xoffstateentered);
 536                 UPDATE_STAT64(rx_stat_grxpf, rx_stat_mac_xpf);
 537                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_outxoffsent);
 538                 UPDATE_STAT64(tx_stat_gtxpf, tx_stat_flowcontroldone);
 539                 UPDATE_STAT64(tx_stat_gt64, tx_stat_etherstatspkts64octets);
 540                 UPDATE_STAT64(tx_stat_gt127,
 541                                 tx_stat_etherstatspkts65octetsto127octets);
 542                 UPDATE_STAT64(tx_stat_gt255,
 543                                 tx_stat_etherstatspkts128octetsto255octets);
 544                 UPDATE_STAT64(tx_stat_gt511,
 545                                 tx_stat_etherstatspkts256octetsto511octets);
 546                 UPDATE_STAT64(tx_stat_gt1023,
 547                                 tx_stat_etherstatspkts512octetsto1023octets);
 548                 UPDATE_STAT64(tx_stat_gt1518,
 549                                 tx_stat_etherstatspkts1024octetsto1522octets);
 550                 UPDATE_STAT64(tx_stat_gt2047, tx_stat_mac_2047);
 551                 UPDATE_STAT64(tx_stat_gt4095, tx_stat_mac_4095);
 552                 UPDATE_STAT64(tx_stat_gt9216, tx_stat_mac_9216);
 553                 UPDATE_STAT64(tx_stat_gt16383, tx_stat_mac_16383);
 554                 UPDATE_STAT64(tx_stat_gterr,
 555                                 tx_stat_dot3statsinternalmactransmiterrors);
 556                 UPDATE_STAT64(tx_stat_gtufl, tx_stat_mac_ufl);
 557
 558                 /* collect PFC stats */
 559                 pstats->pfc_frames_tx_hi = new->tx_stat_gtpp_hi;
 560                 pstats->pfc_frames_tx_lo = new->tx_stat_gtpp_lo;
 561
 562                 pstats->pfc_frames_rx_hi = new->rx_stat_grpp_hi;
 563                 pstats->pfc_frames_rx_lo = new->rx_stat_grpp_lo;
 564         }
 565
 566         estats->pause_frames_received_hi =
 567                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 568         estats->pause_frames_received_lo =
 569                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 570
 571         estats->pause_frames_sent_hi =
 572                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 573         estats->pause_frames_sent_lo =
 574                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 575
 576         estats->pfc_frames_received_hi =
 577                                 pstats->pfc_frames_rx_hi;
 578         estats->pfc_frames_received_lo =
 579                                 pstats->pfc_frames_rx_lo;
 580         estats->pfc_frames_sent_hi =
 581                                 pstats->pfc_frames_tx_hi;
 582         estats->pfc_frames_sent_lo =
 583                                 pstats->pfc_frames_tx_lo;
 584 }
 585
 586 static void bnx2x_mstat_stats_update(struct bnx2x *bp)
 587 {
 588         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 589         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 590
 591         struct mstat_stats *new = bnx2x_sp(bp, mac_stats.mstat_stats);
 592
 593         ADD_STAT64(stats_rx.rx_grerb, rx_stat_ifhcinbadoctets);
 594         ADD_STAT64(stats_rx.rx_grfcs, rx_stat_dot3statsfcserrors);
 595         ADD_STAT64(stats_rx.rx_grund, rx_stat_etherstatsundersizepkts);
 596         ADD_STAT64(stats_rx.rx_grovr, rx_stat_dot3statsframestoolong);
 597         ADD_STAT64(stats_rx.rx_grfrg, rx_stat_etherstatsfragments);
 598         ADD_STAT64(stats_rx.rx_grxcf, rx_stat_maccontrolframesreceived);
 599         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_xoffstateentered);
 600         ADD_STAT64(stats_rx.rx_grxpf, rx_stat_mac_xpf);
 601         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_outxoffsent);
 602         ADD_STAT64(stats_tx.tx_gtxpf, tx_stat_flowcontroldone);
 603
 604         /* collect pfc stats */
 605         ADD_64(pstats->pfc_frames_tx_hi, new->stats_tx.tx_gtxpp_hi,
 606                 pstats->pfc_frames_tx_lo, new->stats_tx.tx_gtxpp_lo);
 607         ADD_64(pstats->pfc_frames_rx_hi, new->stats_rx.rx_grxpp_hi,
 608                 pstats->pfc_frames_rx_lo, new->stats_rx.rx_grxpp_lo);
 609
 610         ADD_STAT64(stats_tx.tx_gt64, tx_stat_etherstatspkts64octets);
 611         ADD_STAT64(stats_tx.tx_gt127,
 612                         tx_stat_etherstatspkts65octetsto127octets);
 613         ADD_STAT64(stats_tx.tx_gt255,
 614                         tx_stat_etherstatspkts128octetsto255octets);
 615         ADD_STAT64(stats_tx.tx_gt511,
 616                         tx_stat_etherstatspkts256octetsto511octets);
 617         ADD_STAT64(stats_tx.tx_gt1023,
 618                         tx_stat_etherstatspkts512octetsto1023octets);
 619         ADD_STAT64(stats_tx.tx_gt1518,
 620                         tx_stat_etherstatspkts1024octetsto1522octets);
 621         ADD_STAT64(stats_tx.tx_gt2047, tx_stat_mac_2047);
 622
 623         ADD_STAT64(stats_tx.tx_gt4095, tx_stat_mac_4095);
 624         ADD_STAT64(stats_tx.tx_gt9216, tx_stat_mac_9216);
 625         ADD_STAT64(stats_tx.tx_gt16383, tx_stat_mac_16383);
 626
 627         ADD_STAT64(stats_tx.tx_gterr,
 628                         tx_stat_dot3statsinternalmactransmiterrors);
 629         ADD_STAT64(stats_tx.tx_gtufl, tx_stat_mac_ufl);
 630
 631         estats->etherstatspkts1024octetsto1522octets_hi =
 632             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_hi;
 633         estats->etherstatspkts1024octetsto1522octets_lo =
 634             pstats->mac_stx[1].tx_stat_etherstatspkts1024octetsto1522octets_lo;
 635
 636         estats->etherstatspktsover1522octets_hi =
 637             pstats->mac_stx[1].tx_stat_mac_2047_hi;
 638         estats->etherstatspktsover1522octets_lo =
 639             pstats->mac_stx[1].tx_stat_mac_2047_lo;
 640
 641         ADD_64(estats->etherstatspktsover1522octets_hi,
 642                pstats->mac_stx[1].tx_stat_mac_4095_hi,
 643                estats->etherstatspktsover1522octets_lo,
 644                pstats->mac_stx[1].tx_stat_mac_4095_lo);
 645
 646         ADD_64(estats->etherstatspktsover1522octets_hi,
 647                pstats->mac_stx[1].tx_stat_mac_9216_hi,
 648                estats->etherstatspktsover1522octets_lo,
 649                pstats->mac_stx[1].tx_stat_mac_9216_lo);
 650
 651         ADD_64(estats->etherstatspktsover1522octets_hi,
 652                pstats->mac_stx[1].tx_stat_mac_16383_hi,
 653                estats->etherstatspktsover1522octets_lo,
 654                pstats->mac_stx[1].tx_stat_mac_16383_lo);
 655
 656         estats->pause_frames_received_hi =
 657                                 pstats->mac_stx[1].rx_stat_mac_xpf_hi;
 658         estats->pause_frames_received_lo =
 659                                 pstats->mac_stx[1].rx_stat_mac_xpf_lo;
 660
 661         estats->pause_frames_sent_hi =
 662                                 pstats->mac_stx[1].tx_stat_outxoffsent_hi;
 663         estats->pause_frames_sent_lo =
 664                                 pstats->mac_stx[1].tx_stat_outxoffsent_lo;
 665
 666         estats->pfc_frames_received_hi =
 667                                 pstats->pfc_frames_rx_hi;
 668         estats->pfc_frames_received_lo =
 669                                 pstats->pfc_frames_rx_lo;
 670         estats->pfc_frames_sent_hi =
 671                                 pstats->pfc_frames_tx_hi;
 672         estats->pfc_frames_sent_lo =
 673                                 pstats->pfc_frames_tx_lo;
 674 }
 675
 676 static void bnx2x_emac_stats_update(struct bnx2x *bp)
 677 {
 678         struct emac_stats *new = bnx2x_sp(bp, mac_stats.emac_stats);
 679         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 680         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 681
 682         UPDATE_EXTEND_STAT(rx_stat_ifhcinbadoctets);
 683         UPDATE_EXTEND_STAT(tx_stat_ifhcoutbadoctets);
 684         UPDATE_EXTEND_STAT(rx_stat_dot3statsfcserrors);
 685         UPDATE_EXTEND_STAT(rx_stat_dot3statsalignmenterrors);
 686         UPDATE_EXTEND_STAT(rx_stat_dot3statscarriersenseerrors);
 687         UPDATE_EXTEND_STAT(rx_stat_falsecarriererrors);
 688         UPDATE_EXTEND_STAT(rx_stat_etherstatsundersizepkts);
 689         UPDATE_EXTEND_STAT(rx_stat_dot3statsframestoolong);
 690         UPDATE_EXTEND_STAT(rx_stat_etherstatsfragments);
 691         UPDATE_EXTEND_STAT(rx_stat_etherstatsjabbers);
 692         UPDATE_EXTEND_STAT(rx_stat_maccontrolframesreceived);
 693         UPDATE_EXTEND_STAT(rx_stat_xoffstateentered);
 694         UPDATE_EXTEND_STAT(rx_stat_xonpauseframesreceived);
 695         UPDATE_EXTEND_STAT(rx_stat_xoffpauseframesreceived);
 696         UPDATE_EXTEND_STAT(tx_stat_outxonsent);
 697         UPDATE_EXTEND_STAT(tx_stat_outxoffsent);
 698         UPDATE_EXTEND_STAT(tx_stat_flowcontroldone);
 699         UPDATE_EXTEND_STAT(tx_stat_etherstatscollisions);
 700         UPDATE_EXTEND_STAT(tx_stat_dot3statssinglecollisionframes);
 701         UPDATE_EXTEND_STAT(tx_stat_dot3statsmultiplecollisionframes);
 702         UPDATE_EXTEND_STAT(tx_stat_dot3statsdeferredtransmissions);
 703         UPDATE_EXTEND_STAT(tx_stat_dot3statsexcessivecollisions);
 704         UPDATE_EXTEND_STAT(tx_stat_dot3statslatecollisions);
 705         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts64octets);
 706         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts65octetsto127octets);
 707         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts128octetsto255octets);
 708         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts256octetsto511octets);
 709         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts512octetsto1023octets);
 710         UPDATE_EXTEND_STAT(tx_stat_etherstatspkts1024octetsto1522octets);
 711         UPDATE_EXTEND_STAT(tx_stat_etherstatspktsover1522octets);
 712         UPDATE_EXTEND_STAT(tx_stat_dot3statsinternalmactransmiterrors);
 713
 714         estats->pause_frames_received_hi =
 715                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_hi;
 716         estats->pause_frames_received_lo =
 717                         pstats->mac_stx[1].rx_stat_xonpauseframesreceived_lo;
 718         ADD_64(estats->pause_frames_received_hi,
 719                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_hi,
 720                estats->pause_frames_received_lo,
 721                pstats->mac_stx[1].rx_stat_xoffpauseframesreceived_lo);
 722
 723         estats->pause_frames_sent_hi =
 724                         pstats->mac_stx[1].tx_stat_outxonsent_hi;
 725         estats->pause_frames_sent_lo =
 726                         pstats->mac_stx[1].tx_stat_outxonsent_lo;
 727         ADD_64(estats->pause_frames_sent_hi,
 728                pstats->mac_stx[1].tx_stat_outxoffsent_hi,
 729                estats->pause_frames_sent_lo,
 730                pstats->mac_stx[1].tx_stat_outxoffsent_lo);
 731 }
 732
 733 static int bnx2x_hw_stats_update(struct bnx2x *bp)
 734 {
 735         struct nig_stats *new = bnx2x_sp(bp, nig_stats);
 736         struct nig_stats *old = &(bp->port.old_nig_stats);
 737         struct host_port_stats *pstats = bnx2x_sp(bp, port_stats);
 738         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 739         struct {
 740                 u32 lo;
 741                 u32 hi;
 742         } diff;
 743
 744         switch (bp->link_vars.mac_type) {
 745         case MAC_TYPE_BMAC:
 746                 bnx2x_bmac_stats_update(bp);
 747                 break;
 748
 749         case MAC_TYPE_EMAC:
 750                 bnx2x_emac_stats_update(bp);
 751                 break;
 752
 753         case MAC_TYPE_UMAC:
 754         case MAC_TYPE_XMAC:
 755                 bnx2x_mstat_stats_update(bp);
 756                 break;
 757
 758         case MAC_TYPE_NONE: /* unreached */
 759                 DP(BNX2X_MSG_STATS,
 760                    "stats updated by DMAE but no MAC active\n");
 761                 return -1;
 762
 763         default: /* unreached */
 764                 BNX2X_ERR("Unknown MAC type\n");
 765         }
 766
 767         ADD_EXTEND_64(pstats->brb_drop_hi, pstats->brb_drop_lo,
 768                       new->brb_discard - old->brb_discard);
 769         ADD_EXTEND_64(estats->brb_truncate_hi, estats->brb_truncate_lo,
 770                       new->brb_truncate - old->brb_truncate);
 771
 772         if (!CHIP_IS_E3(bp)) {
 773                 UPDATE_STAT64_NIG(egress_mac_pkt0,
 774                                         etherstatspkts1024octetsto1522octets);
 775                 UPDATE_STAT64_NIG(egress_mac_pkt1,
 776                                         etherstatspktsover1522octets);
 777         }
 778
 779         memcpy(old, new, sizeof(struct nig_stats));
 780
 781         memcpy(&(estats->rx_stat_ifhcinbadoctets_hi), &(pstats->mac_stx[1]),
 782                sizeof(struct mac_stx));
 783         estats->brb_drop_hi = pstats->brb_drop_hi;
 784         estats->brb_drop_lo = pstats->brb_drop_lo;
 785
 786         pstats->host_port_stats_counter++;
 787
 788         if (!BP_NOMCP(bp)) {
 789                 u32 nig_timer_max =
 790                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
 791                 if (nig_timer_max != estats->nig_timer_max) {
 792                         estats->nig_timer_max = nig_timer_max;
 793                         BNX2X_ERR("NIG timer max (%u)\n",
 794                                   estats->nig_timer_max);
 795                 }
 796         }
 797
 798         return 0;
 799 }
 800
 801 static int bnx2x_storm_stats_update(struct bnx2x *bp)
 802 {
 803         struct tstorm_per_port_stats *tport =
 804                                 &bp->fw_stats_data->port.tstorm_port_statistics;
 805         struct tstorm_per_pf_stats *tfunc =
 806                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
 807         struct host_func_stats *fstats = &bp->func_stats;
 808         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 809         struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
 810         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
 811         int i;
 812         u16 cur_stats_counter;
 813
 814         /* Make sure we use the value of the counter
 815          * used for sending the last stats ramrod.
 816          */
 817         spin_lock_bh(&bp->stats_lock);
 818         cur_stats_counter = bp->stats_counter - 1;
 819         spin_unlock_bh(&bp->stats_lock);
 820
 821         /* are storm stats valid? */
 822         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
 823                 DP(BNX2X_MSG_STATS,
 824                    "stats not updated by xstorm  xstorm counter (0x%x) != stats_counter (0x%x)\n",
 825                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
 826                 return -EAGAIN;
 827         }
 828
 829         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
 830                 DP(BNX2X_MSG_STATS,
 831                    "stats not updated by ustorm  ustorm counter (0x%x) != stats_counter (0x%x)\n",
 832                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
 833                 return -EAGAIN;
 834         }
 835
 836         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
 837                 DP(BNX2X_MSG_STATS,
 838                    "stats not updated by cstorm  cstorm counter (0x%x) != stats_counter (0x%x)\n",
 839                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
 840                 return -EAGAIN;
 841         }
 842
 843         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
 844                 DP(BNX2X_MSG_STATS,
 845                    "stats not updated by tstorm  tstorm counter (0x%x) != stats_counter (0x%x)\n",
 846                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
 847                 return -EAGAIN;
 848         }
 849
 850         estats->error_bytes_received_hi = 0;
 851         estats->error_bytes_received_lo = 0;
 852
 853         for_each_eth_queue(bp, i) {
 854                 struct bnx2x_fastpath *fp = &bp->fp[i];
 855                 struct tstorm_per_queue_stats *tclient =
 856                         &bp->fw_stats_data->queue_stats[i].
 857                         tstorm_queue_statistics;
 858                 struct tstorm_per_queue_stats *old_tclient = &fp->old_tclient;
 859                 struct ustorm_per_queue_stats *uclient =
 860                         &bp->fw_stats_data->queue_stats[i].
 861                         ustorm_queue_statistics;
 862                 struct ustorm_per_queue_stats *old_uclient = &fp->old_uclient;
 863                 struct xstorm_per_queue_stats *xclient =
 864                         &bp->fw_stats_data->queue_stats[i].
 865                         xstorm_queue_statistics;
 866                 struct xstorm_per_queue_stats *old_xclient = &fp->old_xclient;
 867                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
 868                 struct bnx2x_eth_q_stats_old *qstats_old = &fp->eth_q_stats_old;
 869
 870                 u32 diff;
 871
 872                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
 873                    i, xclient->ucast_pkts_sent,
 874                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
 875
 876                 DP(BNX2X_MSG_STATS, "---------------\n");
 877
 878                 UPDATE_QSTAT(tclient->rcv_bcast_bytes,
 879                              total_broadcast_bytes_received);
 880                 UPDATE_QSTAT(tclient->rcv_mcast_bytes,
 881                              total_multicast_bytes_received);
 882                 UPDATE_QSTAT(tclient->rcv_ucast_bytes,
 883                              total_unicast_bytes_received);
 884
 885                 /*
 886                  * sum to total_bytes_received all
 887                  * unicast/multicast/broadcast
 888                  */
 889                 qstats->total_bytes_received_hi =
 890                         qstats->total_broadcast_bytes_received_hi;
 891                 qstats->total_bytes_received_lo =
 892                         qstats->total_broadcast_bytes_received_lo;
 893
 894                 ADD_64(qstats->total_bytes_received_hi,
 895                        qstats->total_multicast_bytes_received_hi,
 896                        qstats->total_bytes_received_lo,
 897                        qstats->total_multicast_bytes_received_lo);
 898
 899                 ADD_64(qstats->total_bytes_received_hi,
 900                        qstats->total_unicast_bytes_received_hi,
 901                        qstats->total_bytes_received_lo,
 902                        qstats->total_unicast_bytes_received_lo);
 903
 904                 qstats->valid_bytes_received_hi =
 905                                         qstats->total_bytes_received_hi;
 906                 qstats->valid_bytes_received_lo =
 907                                         qstats->total_bytes_received_lo;
 908
 909
 910                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
 911                                         total_unicast_packets_received);
 912                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
 913                                         total_multicast_packets_received);
 914                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
 915                                         total_broadcast_packets_received);
 916                 UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
 917                                       etherstatsoverrsizepkts);
 918                 UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard);
 919
 920                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
 921                                         total_unicast_packets_received);
 922                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
 923                                         total_multicast_packets_received);
 924                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
 925                                         total_broadcast_packets_received);
 926                 UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
 927                 UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
 928                 UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
 929
 930                 UPDATE_QSTAT(xclient->bcast_bytes_sent,
 931                              total_broadcast_bytes_transmitted);
 932                 UPDATE_QSTAT(xclient->mcast_bytes_sent,
 933                              total_multicast_bytes_transmitted);
 934                 UPDATE_QSTAT(xclient->ucast_bytes_sent,
 935                              total_unicast_bytes_transmitted);
 936
 937                 /*
 938                  * sum to total_bytes_transmitted all
 939                  * unicast/multicast/broadcast
 940                  */
 941                 qstats->total_bytes_transmitted_hi =
 942                                 qstats->total_unicast_bytes_transmitted_hi;
 943                 qstats->total_bytes_transmitted_lo =
 944                                 qstats->total_unicast_bytes_transmitted_lo;
 945
 946                 ADD_64(qstats->total_bytes_transmitted_hi,
 947                        qstats->total_broadcast_bytes_transmitted_hi,
 948                        qstats->total_bytes_transmitted_lo,
 949                        qstats->total_broadcast_bytes_transmitted_lo);
 950
 951                 ADD_64(qstats->total_bytes_transmitted_hi,
 952                        qstats->total_multicast_bytes_transmitted_hi,
 953                        qstats->total_bytes_transmitted_lo,
 954                        qstats->total_multicast_bytes_transmitted_lo);
 955
 956                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
 957                                         total_unicast_packets_transmitted);
 958                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
 959                                         total_multicast_packets_transmitted);
 960                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
 961                                         total_broadcast_packets_transmitted);
 962
 963                 UPDATE_EXTEND_TSTAT(checksum_discard,
 964                                     total_packets_received_checksum_discarded);
 965                 UPDATE_EXTEND_TSTAT(ttl0_discard,
 966                                     total_packets_received_ttl0_discarded);
 967
 968                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
 969                                     total_transmitted_dropped_packets_error);
 970
 971                 /* TPA aggregations completed */
 972                 UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
 973                 /* Number of network frames aggregated by TPA */
 974                 UPDATE_EXTEND_E_USTAT(coalesced_pkts,
 975                                       total_tpa_aggregated_frames);
 976                 /* Total number of bytes in completed TPA aggregations */
 977                 UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
 978
 979                 UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
 980
 981                 UPDATE_FSTAT_QSTAT(total_bytes_received);
 982                 UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
 983                 UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
 984                 UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
 985                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
 986                 UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
 987                 UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
 988                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
 989                 UPDATE_FSTAT_QSTAT(valid_bytes_received);
 990         }
 991
 992         ADD_64(estats->total_bytes_received_hi,
 993                estats->rx_stat_ifhcinbadoctets_hi,
 994                estats->total_bytes_received_lo,
 995                estats->rx_stat_ifhcinbadoctets_lo);
 996
 997         ADD_64(estats->total_bytes_received_hi,
 998                le32_to_cpu(tfunc->rcv_error_bytes.hi),
 999                estats->total_bytes_received_lo,
1000                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1001
1002         ADD_64(estats->error_bytes_received_hi,
1003                le32_to_cpu(tfunc->rcv_error_bytes.hi),
1004                estats->error_bytes_received_lo,
1005                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1006
1007         UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
1008
1009         ADD_64(estats->error_bytes_received_hi,
1010                estats->rx_stat_ifhcinbadoctets_hi,
1011                estats->error_bytes_received_lo,
1012                estats->rx_stat_ifhcinbadoctets_lo);
1013
1014         if (bp->port.pmf) {
1015                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1016                 UPDATE_FW_STAT(mac_filter_discard);
1017                 UPDATE_FW_STAT(mf_tag_discard);
1018                 UPDATE_FW_STAT(brb_truncate_discard);
1019                 UPDATE_FW_STAT(mac_discard);
1020         }
1021
1022         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1023
1024         bp->stats_pending = 0;
1025
1026         return 0;
1027 }
1028
1029 static void bnx2x_net_stats_update(struct bnx2x *bp)
1030 {
1031         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1032         struct net_device_stats *nstats = &bp->dev->stats;
1033         unsigned long tmp;
1034         int i;
1035
1036         nstats->rx_packets =
1037                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1038                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1039                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1040
1041         nstats->tx_packets =
1042                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1043                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1044                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1045
1046         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1047
1048         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1049
1050         tmp = estats->mac_discard;
1051         for_each_rx_queue(bp, i)
1052                 tmp += le32_to_cpu(bp->fp[i].old_tclient.checksum_discard);
1053         nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
1054
1055         nstats->tx_dropped = 0;
1056
1057         nstats->multicast =
1058                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1059
1060         nstats->collisions =
1061                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1062
1063         nstats->rx_length_errors =
1064                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1065                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1066         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1067                                  bnx2x_hilo(&estats->brb_truncate_hi);
1068         nstats->rx_crc_errors =
1069                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1070         nstats->rx_frame_errors =
1071                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1072         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1073         nstats->rx_missed_errors = 0;
1074
1075         nstats->rx_errors = nstats->rx_length_errors +
1076                             nstats->rx_over_errors +
1077                             nstats->rx_crc_errors +
1078                             nstats->rx_frame_errors +
1079                             nstats->rx_fifo_errors +
1080                             nstats->rx_missed_errors;
1081
1082         nstats->tx_aborted_errors =
1083                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1084                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1085         nstats->tx_carrier_errors =
1086                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1087         nstats->tx_fifo_errors = 0;
1088         nstats->tx_heartbeat_errors = 0;
1089         nstats->tx_window_errors = 0;
1090
1091         nstats->tx_errors = nstats->tx_aborted_errors +
1092                             nstats->tx_carrier_errors +
1093             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1094 }
1095
1096 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1097 {
1098         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1099         int i;
1100
1101         for_each_queue(bp, i) {
1102                 struct bnx2x_eth_q_stats *qstats = &bp->fp[i].eth_q_stats;
1103                 struct bnx2x_eth_q_stats_old *qstats_old =
1104                                                 &bp->fp[i].eth_q_stats_old;
1105
1106                 UPDATE_ESTAT_QSTAT(driver_xoff);
1107                 UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
1108                 UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
1109                 UPDATE_ESTAT_QSTAT(hw_csum_err);
1110         }
1111 }
1112
1113 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1114 {
1115         u32 val;
1116
1117         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1118                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1119
1120                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1121                         return true;
1122         }
1123
1124         return false;
1125 }
1126
1127 static void bnx2x_stats_update(struct bnx2x *bp)
1128 {
1129         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1130
1131         if (bnx2x_edebug_stats_stopped(bp))
1132                 return;
1133
1134         if (*stats_comp != DMAE_COMP_VAL)
1135                 return;
1136
1137         if (bp->port.pmf)
1138                 bnx2x_hw_stats_update(bp);
1139
1140         if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1141                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1142                 bnx2x_panic();
1143                 return;
1144         }
1145
1146         bnx2x_net_stats_update(bp);
1147         bnx2x_drv_stats_update(bp);
1148
1149         if (netif_msg_timer(bp)) {
1150                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1151
1152                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1153                        estats->brb_drop_lo, estats->brb_truncate_lo);
1154         }
1155
1156         bnx2x_hw_stats_post(bp);
1157         bnx2x_storm_stats_post(bp);
1158 }
1159
1160 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1161 {
1162         struct dmae_command *dmae;
1163         u32 opcode;
1164         int loader_idx = PMF_DMAE_C(bp);
1165         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1166
1167         bp->executer_idx = 0;
1168
1169         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1170
1171         if (bp->port.port_stx) {
1172
1173                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1174                 if (bp->func_stx)
1175                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1176                                                 opcode, DMAE_COMP_GRC);
1177                 else
1178                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1179                                                 opcode, DMAE_COMP_PCI);
1180
1181                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1182                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1183                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1184                 dmae->dst_addr_hi = 0;
1185                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1186                 if (bp->func_stx) {
1187                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1188                         dmae->comp_addr_hi = 0;
1189                         dmae->comp_val = 1;
1190                 } else {
1191                         dmae->comp_addr_lo =
1192                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1193                         dmae->comp_addr_hi =
1194                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1195                         dmae->comp_val = DMAE_COMP_VAL;
1196
1197                         *stats_comp = 0;
1198                 }
1199         }
1200
1201         if (bp->func_stx) {
1202
1203                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1204                 dmae->opcode =
1205                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1206                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1207                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1208                 dmae->dst_addr_lo = bp->func_stx >> 2;
1209                 dmae->dst_addr_hi = 0;
1210                 dmae->len = sizeof(struct host_func_stats) >> 2;
1211                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1212                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1213                 dmae->comp_val = DMAE_COMP_VAL;
1214
1215                 *stats_comp = 0;
1216         }
1217 }
1218
1219 static void bnx2x_stats_stop(struct bnx2x *bp)
1220 {
1221         int update = 0;
1222
1223         bnx2x_stats_comp(bp);
1224
1225         if (bp->port.pmf)
1226                 update = (bnx2x_hw_stats_update(bp) == 0);
1227
1228         update |= (bnx2x_storm_stats_update(bp) == 0);
1229
1230         if (update) {
1231                 bnx2x_net_stats_update(bp);
1232
1233                 if (bp->port.pmf)
1234                         bnx2x_port_stats_stop(bp);
1235
1236                 bnx2x_hw_stats_post(bp);
1237                 bnx2x_stats_comp(bp);
1238         }
1239 }
1240
1241 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1242 {
1243 }
1244
1245 static const struct {
1246         void (*action)(struct bnx2x *bp);
1247         enum bnx2x_stats_state next_state;
1248 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1249 /* state        event   */
1250 {
1251 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1252 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1253 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1254 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1255 },
1256 {
1257 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1258 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1259 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1260 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1261 }
1262 };
1263
1264 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1265 {
1266         enum bnx2x_stats_state state;
1267         if (unlikely(bp->panic))
1268                 return;
1269
1270         spin_lock_bh(&bp->stats_lock);
1271         state = bp->stats_state;
1272         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1273         spin_unlock_bh(&bp->stats_lock);
1274
1275         bnx2x_stats_stm[state][event].action(bp);
1276
1277         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1278                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1279                    state, event, bp->stats_state);
1280 }
1281
1282 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1283 {
1284         struct dmae_command *dmae;
1285         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1286
1287         /* sanity */
1288         if (!bp->port.pmf || !bp->port.port_stx) {
1289                 BNX2X_ERR("BUG!\n");
1290                 return;
1291         }
1292
1293         bp->executer_idx = 0;
1294
1295         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1296         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1297                                          true, DMAE_COMP_PCI);
1298         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1299         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1300         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1301         dmae->dst_addr_hi = 0;
1302         dmae->len = bnx2x_get_port_stats_dma_len(bp);
1303         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1304         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1305         dmae->comp_val = DMAE_COMP_VAL;
1306
1307         *stats_comp = 0;
1308         bnx2x_hw_stats_post(bp);
1309         bnx2x_stats_comp(bp);
1310 }
1311
1312 /**
1313  * This function will prepare the statistics ramrod data the way
1314  * we will only have to increment the statistics counter and
1315  * send the ramrod each time we have to.
1316  *
1317  * @param bp
1318  */
1319 static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1320 {
1321         int i;
1322         int first_queue_query_index;
1323         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1324
1325         dma_addr_t cur_data_offset;
1326         struct stats_query_entry *cur_query_entry;
1327
1328         stats_hdr->cmd_num = bp->fw_stats_num;
1329         stats_hdr->drv_stats_counter = 0;
1330
1331         /* storm_counters struct contains the counters of completed
1332          * statistics requests per storm which are incremented by FW
1333          * each time it completes hadning a statistics ramrod. We will
1334          * check these counters in the timer handler and discard a
1335          * (statistics) ramrod completion.
1336          */
1337         cur_data_offset = bp->fw_stats_data_mapping +
1338                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1339
1340         stats_hdr->stats_counters_addrs.hi =
1341                 cpu_to_le32(U64_HI(cur_data_offset));
1342         stats_hdr->stats_counters_addrs.lo =
1343                 cpu_to_le32(U64_LO(cur_data_offset));
1344
1345         /* prepare to the first stats ramrod (will be completed with
1346          * the counters equal to zero) - init counters to somethig different.
1347          */
1348         memset(&bp->fw_stats_data->storm_counters, 0xff,
1349                sizeof(struct stats_counter));
1350
1351         /**** Port FW statistics data ****/
1352         cur_data_offset = bp->fw_stats_data_mapping +
1353                 offsetof(struct bnx2x_fw_stats_data, port);
1354
1355         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1356
1357         cur_query_entry->kind = STATS_TYPE_PORT;
1358         /* For port query index is a DONT CARE */
1359         cur_query_entry->index = BP_PORT(bp);
1360         /* For port query funcID is a DONT CARE */
1361         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1362         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1363         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1364
1365         /**** PF FW statistics data ****/
1366         cur_data_offset = bp->fw_stats_data_mapping +
1367                 offsetof(struct bnx2x_fw_stats_data, pf);
1368
1369         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1370
1371         cur_query_entry->kind = STATS_TYPE_PF;
1372         /* For PF query index is a DONT CARE */
1373         cur_query_entry->index = BP_PORT(bp);
1374         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1375         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1376         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1377
1378         /**** FCoE FW statistics data ****/
1379         if (!NO_FCOE(bp)) {
1380                 cur_data_offset = bp->fw_stats_data_mapping +
1381                         offsetof(struct bnx2x_fw_stats_data, fcoe);
1382
1383                 cur_query_entry =
1384                         &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1385
1386                 cur_query_entry->kind = STATS_TYPE_FCOE;
1387                 /* For FCoE query index is a DONT CARE */
1388                 cur_query_entry->index = BP_PORT(bp);
1389                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1390                 cur_query_entry->address.hi =
1391                         cpu_to_le32(U64_HI(cur_data_offset));
1392                 cur_query_entry->address.lo =
1393                         cpu_to_le32(U64_LO(cur_data_offset));
1394         }
1395
1396         /**** Clients' queries ****/
1397         cur_data_offset = bp->fw_stats_data_mapping +
1398                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1399
1400         /* first queue query index depends whether FCoE offloaded request will
1401          * be included in the ramrod
1402          */
1403         if (!NO_FCOE(bp))
1404                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1405         else
1406                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1407
1408         for_each_eth_queue(bp, i) {
1409                 cur_query_entry =
1410                         &bp->fw_stats_req->
1411                                         query[first_queue_query_index + i];
1412
1413                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1414                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1415                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1416                 cur_query_entry->address.hi =
1417                         cpu_to_le32(U64_HI(cur_data_offset));
1418                 cur_query_entry->address.lo =
1419                         cpu_to_le32(U64_LO(cur_data_offset));
1420
1421                 cur_data_offset += sizeof(struct per_queue_stats);
1422         }
1423
1424         /* add FCoE queue query if needed */
1425         if (!NO_FCOE(bp)) {
1426                 cur_query_entry =
1427                         &bp->fw_stats_req->
1428                                         query[first_queue_query_index + i];
1429
1430                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1431                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX]);
1432                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1433                 cur_query_entry->address.hi =
1434                         cpu_to_le32(U64_HI(cur_data_offset));
1435                 cur_query_entry->address.lo =
1436                         cpu_to_le32(U64_LO(cur_data_offset));
1437         }
1438 }
1439
1440 void bnx2x_stats_init(struct bnx2x *bp)
1441 {
1442         int /*abs*/port = BP_PORT(bp);
1443         int mb_idx = BP_FW_MB_IDX(bp);
1444         int i;
1445
1446         bp->stats_pending = 0;
1447         bp->executer_idx = 0;
1448         bp->stats_counter = 0;
1449
1450         /* port and func stats for management */
1451         if (!BP_NOMCP(bp)) {
1452                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1453                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1454
1455         } else {
1456                 bp->port.port_stx = 0;
1457                 bp->func_stx = 0;
1458         }
1459         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1460            bp->port.port_stx, bp->func_stx);
1461
1462         /* pmf should retrieve port statistics from SP on a non-init*/
1463         if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
1464                 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
1465
1466         port = BP_PORT(bp);
1467         /* port stats */
1468         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1469         bp->port.old_nig_stats.brb_discard =
1470                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1471         bp->port.old_nig_stats.brb_truncate =
1472                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1473         if (!CHIP_IS_E3(bp)) {
1474                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1475                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1476                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1477                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1478         }
1479
1480         /* function stats */
1481         for_each_queue(bp, i) {
1482                 struct bnx2x_fastpath *fp = &bp->fp[i];
1483
1484                 memset(&fp->old_tclient, 0, sizeof(fp->old_tclient));
1485                 memset(&fp->old_uclient, 0, sizeof(fp->old_uclient));
1486                 memset(&fp->old_xclient, 0, sizeof(fp->old_xclient));
1487                 if (bp->stats_init) {
1488                         memset(&fp->eth_q_stats, 0, sizeof(fp->eth_q_stats));
1489                         memset(&fp->eth_q_stats_old, 0,
1490                                sizeof(fp->eth_q_stats_old));
1491                 }
1492         }
1493
1494         /* Prepare statistics ramrod data */
1495         bnx2x_prep_fw_stats_req(bp);
1496
1497         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1498         if (bp->stats_init) {
1499                 memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
1500                 memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
1501                 memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
1502                 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1503                 memset(&bp->func_stats, 0, sizeof(bp->func_stats));
1504
1505                 /* Clean SP from previous statistics */
1506                 if (bp->func_stx) {
1507                         memset(bnx2x_sp(bp, func_stats), 0,
1508                                sizeof(struct host_func_stats));
1509                         bnx2x_func_stats_init(bp);
1510                         bnx2x_hw_stats_post(bp);
1511                         bnx2x_stats_comp(bp);
1512                 }
1513         }
1514
1515         bp->stats_state = STATS_STATE_DISABLED;
1516
1517         if (bp->port.pmf && bp->port.port_stx)
1518                 bnx2x_port_stats_base_init(bp);
1519
1520         /* mark the end of statistics initializiation */
1521         bp->stats_init = false;
1522 }
1523
1524 void bnx2x_save_statistics(struct bnx2x *bp)
1525 {
1526         int i;
1527         struct net_device_stats *nstats = &bp->dev->stats;
1528
1529         /* save queue statistics */
1530         for_each_eth_queue(bp, i) {
1531                 struct bnx2x_fastpath *fp = &bp->fp[i];
1532                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1533                 struct bnx2x_eth_q_stats_old *qstats_old = &fp->eth_q_stats_old;
1534
1535                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
1536                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
1537                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
1538                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
1539                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
1540                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
1541                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
1542                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
1543                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
1544                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
1545                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
1546                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
1547                 UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
1548                 UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
1549         }
1550
1551         /* save net_device_stats statistics */
1552         bp->net_stats_old.rx_dropped = nstats->rx_dropped;
1553
1554         /* store port firmware statistics */
1555         if (bp->port.pmf && IS_MF(bp)) {
1556                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1557                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1558                 UPDATE_FW_STAT_OLD(mac_filter_discard);
1559                 UPDATE_FW_STAT_OLD(mf_tag_discard);
1560                 UPDATE_FW_STAT_OLD(brb_truncate_discard);
1561                 UPDATE_FW_STAT_OLD(mac_discard);
1562         }
1563 }
1564
1565 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
1566                               u32 stats_type)
1567 {
1568         int i;
1569         struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
1570         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1571         struct per_queue_stats *fcoe_q_stats =
1572                 &bp->fw_stats_data->queue_stats[FCOE_IDX];
1573
1574         struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
1575                 &fcoe_q_stats->tstorm_queue_statistics;
1576
1577         struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
1578                 &fcoe_q_stats->ustorm_queue_statistics;
1579
1580         struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
1581                 &fcoe_q_stats->xstorm_queue_statistics;
1582
1583         struct fcoe_statistics_params *fw_fcoe_stat =
1584                 &bp->fw_stats_data->fcoe;
1585
1586         memset(afex_stats, 0, sizeof(struct afex_stats));
1587
1588         for_each_eth_queue(bp, i) {
1589                 struct bnx2x_fastpath *fp = &bp->fp[i];
1590                 struct bnx2x_eth_q_stats *qstats = &fp->eth_q_stats;
1591
1592                 ADD_64(afex_stats->rx_unicast_bytes_hi,
1593                        qstats->total_unicast_bytes_received_hi,
1594                        afex_stats->rx_unicast_bytes_lo,
1595                        qstats->total_unicast_bytes_received_lo);
1596
1597                 ADD_64(afex_stats->rx_broadcast_bytes_hi,
1598                        qstats->total_broadcast_bytes_received_hi,
1599                        afex_stats->rx_broadcast_bytes_lo,
1600                        qstats->total_broadcast_bytes_received_lo);
1601
1602                 ADD_64(afex_stats->rx_multicast_bytes_hi,
1603                        qstats->total_multicast_bytes_received_hi,
1604                        afex_stats->rx_multicast_bytes_lo,
1605                        qstats->total_multicast_bytes_received_lo);
1606
1607                 ADD_64(afex_stats->rx_unicast_frames_hi,
1608                        qstats->total_unicast_packets_received_hi,
1609                        afex_stats->rx_unicast_frames_lo,
1610                        qstats->total_unicast_packets_received_lo);
1611
1612                 ADD_64(afex_stats->rx_broadcast_frames_hi,
1613                        qstats->total_broadcast_packets_received_hi,
1614                        afex_stats->rx_broadcast_frames_lo,
1615                        qstats->total_broadcast_packets_received_lo);
1616
1617                 ADD_64(afex_stats->rx_multicast_frames_hi,
1618                        qstats->total_multicast_packets_received_hi,
1619                        afex_stats->rx_multicast_frames_lo,
1620                        qstats->total_multicast_packets_received_lo);
1621
1622                 /* sum to rx_frames_discarded all discraded
1623                  * packets due to size, ttl0 and checksum
1624                  */
1625                 ADD_64(afex_stats->rx_frames_discarded_hi,
1626                        qstats->total_packets_received_checksum_discarded_hi,
1627                        afex_stats->rx_frames_discarded_lo,
1628                        qstats->total_packets_received_checksum_discarded_lo);
1629
1630                 ADD_64(afex_stats->rx_frames_discarded_hi,
1631                        qstats->total_packets_received_ttl0_discarded_hi,
1632                        afex_stats->rx_frames_discarded_lo,
1633                        qstats->total_packets_received_ttl0_discarded_lo);
1634
1635                 ADD_64(afex_stats->rx_frames_discarded_hi,
1636                        qstats->etherstatsoverrsizepkts_hi,
1637                        afex_stats->rx_frames_discarded_lo,
1638                        qstats->etherstatsoverrsizepkts_lo);
1639
1640                 ADD_64(afex_stats->rx_frames_dropped_hi,
1641                        qstats->no_buff_discard_hi,
1642                        afex_stats->rx_frames_dropped_lo,
1643                        qstats->no_buff_discard_lo);
1644
1645                 ADD_64(afex_stats->tx_unicast_bytes_hi,
1646                        qstats->total_unicast_bytes_transmitted_hi,
1647                        afex_stats->tx_unicast_bytes_lo,
1648                        qstats->total_unicast_bytes_transmitted_lo);
1649
1650                 ADD_64(afex_stats->tx_broadcast_bytes_hi,
1651                        qstats->total_broadcast_bytes_transmitted_hi,
1652                        afex_stats->tx_broadcast_bytes_lo,
1653                        qstats->total_broadcast_bytes_transmitted_lo);
1654
1655                 ADD_64(afex_stats->tx_multicast_bytes_hi,
1656                        qstats->total_multicast_bytes_transmitted_hi,
1657                        afex_stats->tx_multicast_bytes_lo,
1658                        qstats->total_multicast_bytes_transmitted_lo);
1659
1660                 ADD_64(afex_stats->tx_unicast_frames_hi,
1661                        qstats->total_unicast_packets_transmitted_hi,
1662                        afex_stats->tx_unicast_frames_lo,
1663                        qstats->total_unicast_packets_transmitted_lo);
1664
1665                 ADD_64(afex_stats->tx_broadcast_frames_hi,
1666                        qstats->total_broadcast_packets_transmitted_hi,
1667                        afex_stats->tx_broadcast_frames_lo,
1668                        qstats->total_broadcast_packets_transmitted_lo);
1669
1670                 ADD_64(afex_stats->tx_multicast_frames_hi,
1671                        qstats->total_multicast_packets_transmitted_hi,
1672                        afex_stats->tx_multicast_frames_lo,
1673                        qstats->total_multicast_packets_transmitted_lo);
1674
1675                 ADD_64(afex_stats->tx_frames_dropped_hi,
1676                        qstats->total_transmitted_dropped_packets_error_hi,
1677                        afex_stats->tx_frames_dropped_lo,
1678                        qstats->total_transmitted_dropped_packets_error_lo);
1679         }
1680
1681         /* now add FCoE statistics which are collected separately
1682          * (both offloaded and non offloaded)
1683          */
1684         if (!NO_FCOE(bp)) {
1685                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1686                           LE32_0,
1687                           afex_stats->rx_unicast_bytes_lo,
1688                           fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
1689
1690                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1691                           fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
1692                           afex_stats->rx_unicast_bytes_lo,
1693                           fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
1694
1695                 ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
1696                           fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
1697                           afex_stats->rx_broadcast_bytes_lo,
1698                           fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
1699
1700                 ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
1701                           fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
1702                           afex_stats->rx_multicast_bytes_lo,
1703                           fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
1704
1705                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1706                           LE32_0,
1707                           afex_stats->rx_unicast_frames_lo,
1708                           fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
1709
1710                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1711                           LE32_0,
1712                           afex_stats->rx_unicast_frames_lo,
1713                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1714
1715                 ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
1716                           LE32_0,
1717                           afex_stats->rx_broadcast_frames_lo,
1718                           fcoe_q_tstorm_stats->rcv_bcast_pkts);
1719
1720                 ADD_64_LE(afex_stats->rx_multicast_frames_hi,
1721                           LE32_0,
1722                           afex_stats->rx_multicast_frames_lo,
1723                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1724
1725                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1726                           LE32_0,
1727                           afex_stats->rx_frames_discarded_lo,
1728                           fcoe_q_tstorm_stats->checksum_discard);
1729
1730                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1731                           LE32_0,
1732                           afex_stats->rx_frames_discarded_lo,
1733                           fcoe_q_tstorm_stats->pkts_too_big_discard);
1734
1735                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1736                           LE32_0,
1737                           afex_stats->rx_frames_discarded_lo,
1738                           fcoe_q_tstorm_stats->ttl0_discard);
1739
1740                 ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
1741                             LE16_0,
1742                             afex_stats->rx_frames_dropped_lo,
1743                             fcoe_q_tstorm_stats->no_buff_discard);
1744
1745                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1746                           LE32_0,
1747                           afex_stats->rx_frames_dropped_lo,
1748                           fcoe_q_ustorm_stats->ucast_no_buff_pkts);
1749
1750                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1751                           LE32_0,
1752                           afex_stats->rx_frames_dropped_lo,
1753                           fcoe_q_ustorm_stats->mcast_no_buff_pkts);
1754
1755                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1756                           LE32_0,
1757                           afex_stats->rx_frames_dropped_lo,
1758                           fcoe_q_ustorm_stats->bcast_no_buff_pkts);
1759
1760                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1761                           LE32_0,
1762                           afex_stats->rx_frames_dropped_lo,
1763                           fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
1764
1765                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1766                           LE32_0,
1767                           afex_stats->rx_frames_dropped_lo,
1768                           fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
1769
1770                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1771                           LE32_0,
1772                           afex_stats->tx_unicast_bytes_lo,
1773                           fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
1774
1775                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1776                           fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
1777                           afex_stats->tx_unicast_bytes_lo,
1778                           fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
1779
1780                 ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
1781                           fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
1782                           afex_stats->tx_broadcast_bytes_lo,
1783                           fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
1784
1785                 ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
1786                           fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
1787                           afex_stats->tx_multicast_bytes_lo,
1788                           fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
1789
1790                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1791                           LE32_0,
1792                           afex_stats->tx_unicast_frames_lo,
1793                           fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
1794
1795                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1796                           LE32_0,
1797                           afex_stats->tx_unicast_frames_lo,
1798                           fcoe_q_xstorm_stats->ucast_pkts_sent);
1799
1800                 ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
1801                           LE32_0,
1802                           afex_stats->tx_broadcast_frames_lo,
1803                           fcoe_q_xstorm_stats->bcast_pkts_sent);
1804
1805                 ADD_64_LE(afex_stats->tx_multicast_frames_hi,
1806                           LE32_0,
1807                           afex_stats->tx_multicast_frames_lo,
1808                           fcoe_q_xstorm_stats->mcast_pkts_sent);
1809
1810                 ADD_64_LE(afex_stats->tx_frames_dropped_hi,
1811                           LE32_0,
1812                           afex_stats->tx_frames_dropped_lo,
1813                           fcoe_q_xstorm_stats->error_drop_pkts);
1814         }
1815
1816         /* if port stats are requested, add them to the PMF
1817          * stats, as anyway they will be accumulated by the
1818          * MCP before sent to the switch
1819          */
1820         if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
1821                 ADD_64(afex_stats->rx_frames_dropped_hi,
1822                        0,
1823                        afex_stats->rx_frames_dropped_lo,
1824                        estats->mac_filter_discard);
1825                 ADD_64(afex_stats->rx_frames_dropped_hi,
1826                        0,
1827                        afex_stats->rx_frames_dropped_lo,
1828                        estats->brb_truncate_discard);
1829                 ADD_64(afex_stats->rx_frames_discarded_hi,
1830                        0,
1831                        afex_stats->rx_frames_discarded_lo,
1832                        estats->mac_discard);
1833         }
1834 }