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