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 (CHIP_IS_E3(bp))
 789                 estats->eee_tx_lpi += REG_RD(bp,
 790                                              MISC_REG_CPMU_LP_SM_ENT_CNT_P0);
 791
 792         if (!BP_NOMCP(bp)) {
 793                 u32 nig_timer_max =
 794                         SHMEM_RD(bp, port_mb[BP_PORT(bp)].stat_nig_timer);
 795                 if (nig_timer_max != estats->nig_timer_max) {
 796                         estats->nig_timer_max = nig_timer_max;
 797                         BNX2X_ERR("NIG timer max (%u)\n",
 798                                   estats->nig_timer_max);
 799                 }
 800         }
 801
 802         return 0;
 803 }
 804
 805 static int bnx2x_storm_stats_update(struct bnx2x *bp)
 806 {
 807         struct tstorm_per_port_stats *tport =
 808                                 &bp->fw_stats_data->port.tstorm_port_statistics;
 809         struct tstorm_per_pf_stats *tfunc =
 810                                 &bp->fw_stats_data->pf.tstorm_pf_statistics;
 811         struct host_func_stats *fstats = &bp->func_stats;
 812         struct bnx2x_eth_stats *estats = &bp->eth_stats;
 813         struct bnx2x_eth_stats_old *estats_old = &bp->eth_stats_old;
 814         struct stats_counter *counters = &bp->fw_stats_data->storm_counters;
 815         int i;
 816         u16 cur_stats_counter;
 817
 818         /* Make sure we use the value of the counter
 819          * used for sending the last stats ramrod.
 820          */
 821         spin_lock_bh(&bp->stats_lock);
 822         cur_stats_counter = bp->stats_counter - 1;
 823         spin_unlock_bh(&bp->stats_lock);
 824
 825         /* are storm stats valid? */
 826         if (le16_to_cpu(counters->xstats_counter) != cur_stats_counter) {
 827                 DP(BNX2X_MSG_STATS,
 828                    "stats not updated by xstorm  xstorm counter (0x%x) != stats_counter (0x%x)\n",
 829                    le16_to_cpu(counters->xstats_counter), bp->stats_counter);
 830                 return -EAGAIN;
 831         }
 832
 833         if (le16_to_cpu(counters->ustats_counter) != cur_stats_counter) {
 834                 DP(BNX2X_MSG_STATS,
 835                    "stats not updated by ustorm  ustorm counter (0x%x) != stats_counter (0x%x)\n",
 836                    le16_to_cpu(counters->ustats_counter), bp->stats_counter);
 837                 return -EAGAIN;
 838         }
 839
 840         if (le16_to_cpu(counters->cstats_counter) != cur_stats_counter) {
 841                 DP(BNX2X_MSG_STATS,
 842                    "stats not updated by cstorm  cstorm counter (0x%x) != stats_counter (0x%x)\n",
 843                    le16_to_cpu(counters->cstats_counter), bp->stats_counter);
 844                 return -EAGAIN;
 845         }
 846
 847         if (le16_to_cpu(counters->tstats_counter) != cur_stats_counter) {
 848                 DP(BNX2X_MSG_STATS,
 849                    "stats not updated by tstorm  tstorm counter (0x%x) != stats_counter (0x%x)\n",
 850                    le16_to_cpu(counters->tstats_counter), bp->stats_counter);
 851                 return -EAGAIN;
 852         }
 853
 854         estats->error_bytes_received_hi = 0;
 855         estats->error_bytes_received_lo = 0;
 856
 857         for_each_eth_queue(bp, i) {
 858                 struct bnx2x_fastpath *fp = &bp->fp[i];
 859                 struct tstorm_per_queue_stats *tclient =
 860                         &bp->fw_stats_data->queue_stats[i].
 861                         tstorm_queue_statistics;
 862                 struct tstorm_per_queue_stats *old_tclient =
 863                         &bnx2x_fp_stats(bp, fp)->old_tclient;
 864                 struct ustorm_per_queue_stats *uclient =
 865                         &bp->fw_stats_data->queue_stats[i].
 866                         ustorm_queue_statistics;
 867                 struct ustorm_per_queue_stats *old_uclient =
 868                         &bnx2x_fp_stats(bp, fp)->old_uclient;
 869                 struct xstorm_per_queue_stats *xclient =
 870                         &bp->fw_stats_data->queue_stats[i].
 871                         xstorm_queue_statistics;
 872                 struct xstorm_per_queue_stats *old_xclient =
 873                         &bnx2x_fp_stats(bp, fp)->old_xclient;
 874                 struct bnx2x_eth_q_stats *qstats =
 875                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
 876                 struct bnx2x_eth_q_stats_old *qstats_old =
 877                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
 878
 879                 u32 diff;
 880
 881                 DP(BNX2X_MSG_STATS, "queue[%d]: ucast_sent 0x%x, bcast_sent 0x%x mcast_sent 0x%x\n",
 882                    i, xclient->ucast_pkts_sent,
 883                    xclient->bcast_pkts_sent, xclient->mcast_pkts_sent);
 884
 885                 DP(BNX2X_MSG_STATS, "---------------\n");
 886
 887                 UPDATE_QSTAT(tclient->rcv_bcast_bytes,
 888                              total_broadcast_bytes_received);
 889                 UPDATE_QSTAT(tclient->rcv_mcast_bytes,
 890                              total_multicast_bytes_received);
 891                 UPDATE_QSTAT(tclient->rcv_ucast_bytes,
 892                              total_unicast_bytes_received);
 893
 894                 /*
 895                  * sum to total_bytes_received all
 896                  * unicast/multicast/broadcast
 897                  */
 898                 qstats->total_bytes_received_hi =
 899                         qstats->total_broadcast_bytes_received_hi;
 900                 qstats->total_bytes_received_lo =
 901                         qstats->total_broadcast_bytes_received_lo;
 902
 903                 ADD_64(qstats->total_bytes_received_hi,
 904                        qstats->total_multicast_bytes_received_hi,
 905                        qstats->total_bytes_received_lo,
 906                        qstats->total_multicast_bytes_received_lo);
 907
 908                 ADD_64(qstats->total_bytes_received_hi,
 909                        qstats->total_unicast_bytes_received_hi,
 910                        qstats->total_bytes_received_lo,
 911                        qstats->total_unicast_bytes_received_lo);
 912
 913                 qstats->valid_bytes_received_hi =
 914                                         qstats->total_bytes_received_hi;
 915                 qstats->valid_bytes_received_lo =
 916                                         qstats->total_bytes_received_lo;
 917
 918
 919                 UPDATE_EXTEND_TSTAT(rcv_ucast_pkts,
 920                                         total_unicast_packets_received);
 921                 UPDATE_EXTEND_TSTAT(rcv_mcast_pkts,
 922                                         total_multicast_packets_received);
 923                 UPDATE_EXTEND_TSTAT(rcv_bcast_pkts,
 924                                         total_broadcast_packets_received);
 925                 UPDATE_EXTEND_E_TSTAT(pkts_too_big_discard,
 926                                       etherstatsoverrsizepkts);
 927                 UPDATE_EXTEND_E_TSTAT(no_buff_discard, no_buff_discard);
 928
 929                 SUB_EXTEND_USTAT(ucast_no_buff_pkts,
 930                                         total_unicast_packets_received);
 931                 SUB_EXTEND_USTAT(mcast_no_buff_pkts,
 932                                         total_multicast_packets_received);
 933                 SUB_EXTEND_USTAT(bcast_no_buff_pkts,
 934                                         total_broadcast_packets_received);
 935                 UPDATE_EXTEND_E_USTAT(ucast_no_buff_pkts, no_buff_discard);
 936                 UPDATE_EXTEND_E_USTAT(mcast_no_buff_pkts, no_buff_discard);
 937                 UPDATE_EXTEND_E_USTAT(bcast_no_buff_pkts, no_buff_discard);
 938
 939                 UPDATE_QSTAT(xclient->bcast_bytes_sent,
 940                              total_broadcast_bytes_transmitted);
 941                 UPDATE_QSTAT(xclient->mcast_bytes_sent,
 942                              total_multicast_bytes_transmitted);
 943                 UPDATE_QSTAT(xclient->ucast_bytes_sent,
 944                              total_unicast_bytes_transmitted);
 945
 946                 /*
 947                  * sum to total_bytes_transmitted all
 948                  * unicast/multicast/broadcast
 949                  */
 950                 qstats->total_bytes_transmitted_hi =
 951                                 qstats->total_unicast_bytes_transmitted_hi;
 952                 qstats->total_bytes_transmitted_lo =
 953                                 qstats->total_unicast_bytes_transmitted_lo;
 954
 955                 ADD_64(qstats->total_bytes_transmitted_hi,
 956                        qstats->total_broadcast_bytes_transmitted_hi,
 957                        qstats->total_bytes_transmitted_lo,
 958                        qstats->total_broadcast_bytes_transmitted_lo);
 959
 960                 ADD_64(qstats->total_bytes_transmitted_hi,
 961                        qstats->total_multicast_bytes_transmitted_hi,
 962                        qstats->total_bytes_transmitted_lo,
 963                        qstats->total_multicast_bytes_transmitted_lo);
 964
 965                 UPDATE_EXTEND_XSTAT(ucast_pkts_sent,
 966                                         total_unicast_packets_transmitted);
 967                 UPDATE_EXTEND_XSTAT(mcast_pkts_sent,
 968                                         total_multicast_packets_transmitted);
 969                 UPDATE_EXTEND_XSTAT(bcast_pkts_sent,
 970                                         total_broadcast_packets_transmitted);
 971
 972                 UPDATE_EXTEND_TSTAT(checksum_discard,
 973                                     total_packets_received_checksum_discarded);
 974                 UPDATE_EXTEND_TSTAT(ttl0_discard,
 975                                     total_packets_received_ttl0_discarded);
 976
 977                 UPDATE_EXTEND_XSTAT(error_drop_pkts,
 978                                     total_transmitted_dropped_packets_error);
 979
 980                 /* TPA aggregations completed */
 981                 UPDATE_EXTEND_E_USTAT(coalesced_events, total_tpa_aggregations);
 982                 /* Number of network frames aggregated by TPA */
 983                 UPDATE_EXTEND_E_USTAT(coalesced_pkts,
 984                                       total_tpa_aggregated_frames);
 985                 /* Total number of bytes in completed TPA aggregations */
 986                 UPDATE_QSTAT(uclient->coalesced_bytes, total_tpa_bytes);
 987
 988                 UPDATE_ESTAT_QSTAT_64(total_tpa_bytes);
 989
 990                 UPDATE_FSTAT_QSTAT(total_bytes_received);
 991                 UPDATE_FSTAT_QSTAT(total_bytes_transmitted);
 992                 UPDATE_FSTAT_QSTAT(total_unicast_packets_received);
 993                 UPDATE_FSTAT_QSTAT(total_multicast_packets_received);
 994                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_received);
 995                 UPDATE_FSTAT_QSTAT(total_unicast_packets_transmitted);
 996                 UPDATE_FSTAT_QSTAT(total_multicast_packets_transmitted);
 997                 UPDATE_FSTAT_QSTAT(total_broadcast_packets_transmitted);
 998                 UPDATE_FSTAT_QSTAT(valid_bytes_received);
 999         }
1000
1001         ADD_64(estats->total_bytes_received_hi,
1002                estats->rx_stat_ifhcinbadoctets_hi,
1003                estats->total_bytes_received_lo,
1004                estats->rx_stat_ifhcinbadoctets_lo);
1005
1006         ADD_64(estats->total_bytes_received_hi,
1007                le32_to_cpu(tfunc->rcv_error_bytes.hi),
1008                estats->total_bytes_received_lo,
1009                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1010
1011         ADD_64(estats->error_bytes_received_hi,
1012                le32_to_cpu(tfunc->rcv_error_bytes.hi),
1013                estats->error_bytes_received_lo,
1014                le32_to_cpu(tfunc->rcv_error_bytes.lo));
1015
1016         UPDATE_ESTAT(etherstatsoverrsizepkts, rx_stat_dot3statsframestoolong);
1017
1018         ADD_64(estats->error_bytes_received_hi,
1019                estats->rx_stat_ifhcinbadoctets_hi,
1020                estats->error_bytes_received_lo,
1021                estats->rx_stat_ifhcinbadoctets_lo);
1022
1023         if (bp->port.pmf) {
1024                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1025                 UPDATE_FW_STAT(mac_filter_discard);
1026                 UPDATE_FW_STAT(mf_tag_discard);
1027                 UPDATE_FW_STAT(brb_truncate_discard);
1028                 UPDATE_FW_STAT(mac_discard);
1029         }
1030
1031         fstats->host_func_stats_start = ++fstats->host_func_stats_end;
1032
1033         bp->stats_pending = 0;
1034
1035         return 0;
1036 }
1037
1038 static void bnx2x_net_stats_update(struct bnx2x *bp)
1039 {
1040         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1041         struct net_device_stats *nstats = &bp->dev->stats;
1042         unsigned long tmp;
1043         int i;
1044
1045         nstats->rx_packets =
1046                 bnx2x_hilo(&estats->total_unicast_packets_received_hi) +
1047                 bnx2x_hilo(&estats->total_multicast_packets_received_hi) +
1048                 bnx2x_hilo(&estats->total_broadcast_packets_received_hi);
1049
1050         nstats->tx_packets =
1051                 bnx2x_hilo(&estats->total_unicast_packets_transmitted_hi) +
1052                 bnx2x_hilo(&estats->total_multicast_packets_transmitted_hi) +
1053                 bnx2x_hilo(&estats->total_broadcast_packets_transmitted_hi);
1054
1055         nstats->rx_bytes = bnx2x_hilo(&estats->total_bytes_received_hi);
1056
1057         nstats->tx_bytes = bnx2x_hilo(&estats->total_bytes_transmitted_hi);
1058
1059         tmp = estats->mac_discard;
1060         for_each_rx_queue(bp, i) {
1061                 struct tstorm_per_queue_stats *old_tclient =
1062                         &bp->fp_stats[i].old_tclient;
1063                 tmp += le32_to_cpu(old_tclient->checksum_discard);
1064         }
1065         nstats->rx_dropped = tmp + bp->net_stats_old.rx_dropped;
1066
1067         nstats->tx_dropped = 0;
1068
1069         nstats->multicast =
1070                 bnx2x_hilo(&estats->total_multicast_packets_received_hi);
1071
1072         nstats->collisions =
1073                 bnx2x_hilo(&estats->tx_stat_etherstatscollisions_hi);
1074
1075         nstats->rx_length_errors =
1076                 bnx2x_hilo(&estats->rx_stat_etherstatsundersizepkts_hi) +
1077                 bnx2x_hilo(&estats->etherstatsoverrsizepkts_hi);
1078         nstats->rx_over_errors = bnx2x_hilo(&estats->brb_drop_hi) +
1079                                  bnx2x_hilo(&estats->brb_truncate_hi);
1080         nstats->rx_crc_errors =
1081                 bnx2x_hilo(&estats->rx_stat_dot3statsfcserrors_hi);
1082         nstats->rx_frame_errors =
1083                 bnx2x_hilo(&estats->rx_stat_dot3statsalignmenterrors_hi);
1084         nstats->rx_fifo_errors = bnx2x_hilo(&estats->no_buff_discard_hi);
1085         nstats->rx_missed_errors = 0;
1086
1087         nstats->rx_errors = nstats->rx_length_errors +
1088                             nstats->rx_over_errors +
1089                             nstats->rx_crc_errors +
1090                             nstats->rx_frame_errors +
1091                             nstats->rx_fifo_errors +
1092                             nstats->rx_missed_errors;
1093
1094         nstats->tx_aborted_errors =
1095                 bnx2x_hilo(&estats->tx_stat_dot3statslatecollisions_hi) +
1096                 bnx2x_hilo(&estats->tx_stat_dot3statsexcessivecollisions_hi);
1097         nstats->tx_carrier_errors =
1098                 bnx2x_hilo(&estats->rx_stat_dot3statscarriersenseerrors_hi);
1099         nstats->tx_fifo_errors = 0;
1100         nstats->tx_heartbeat_errors = 0;
1101         nstats->tx_window_errors = 0;
1102
1103         nstats->tx_errors = nstats->tx_aborted_errors +
1104                             nstats->tx_carrier_errors +
1105             bnx2x_hilo(&estats->tx_stat_dot3statsinternalmactransmiterrors_hi);
1106 }
1107
1108 static void bnx2x_drv_stats_update(struct bnx2x *bp)
1109 {
1110         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1111         int i;
1112
1113         for_each_queue(bp, i) {
1114                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1115                 struct bnx2x_eth_q_stats_old *qstats_old =
1116                         &bp->fp_stats[i].eth_q_stats_old;
1117
1118                 UPDATE_ESTAT_QSTAT(driver_xoff);
1119                 UPDATE_ESTAT_QSTAT(rx_err_discard_pkt);
1120                 UPDATE_ESTAT_QSTAT(rx_skb_alloc_failed);
1121                 UPDATE_ESTAT_QSTAT(hw_csum_err);
1122         }
1123 }
1124
1125 static bool bnx2x_edebug_stats_stopped(struct bnx2x *bp)
1126 {
1127         u32 val;
1128
1129         if (SHMEM2_HAS(bp, edebug_driver_if[1])) {
1130                 val = SHMEM2_RD(bp, edebug_driver_if[1]);
1131
1132                 if (val == EDEBUG_DRIVER_IF_OP_CODE_DISABLE_STAT)
1133                         return true;
1134         }
1135
1136         return false;
1137 }
1138
1139 static void bnx2x_stats_update(struct bnx2x *bp)
1140 {
1141         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1142
1143         if (bnx2x_edebug_stats_stopped(bp))
1144                 return;
1145
1146         if (*stats_comp != DMAE_COMP_VAL)
1147                 return;
1148
1149         if (bp->port.pmf)
1150                 bnx2x_hw_stats_update(bp);
1151
1152         if (bnx2x_storm_stats_update(bp) && (bp->stats_pending++ == 3)) {
1153                 BNX2X_ERR("storm stats were not updated for 3 times\n");
1154                 bnx2x_panic();
1155                 return;
1156         }
1157
1158         bnx2x_net_stats_update(bp);
1159         bnx2x_drv_stats_update(bp);
1160
1161         if (netif_msg_timer(bp)) {
1162                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1163
1164                 netdev_dbg(bp->dev, "brb drops %u  brb truncate %u\n",
1165                        estats->brb_drop_lo, estats->brb_truncate_lo);
1166         }
1167
1168         bnx2x_hw_stats_post(bp);
1169         bnx2x_storm_stats_post(bp);
1170 }
1171
1172 static void bnx2x_port_stats_stop(struct bnx2x *bp)
1173 {
1174         struct dmae_command *dmae;
1175         u32 opcode;
1176         int loader_idx = PMF_DMAE_C(bp);
1177         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1178
1179         bp->executer_idx = 0;
1180
1181         opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC, false, 0);
1182
1183         if (bp->port.port_stx) {
1184
1185                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1186                 if (bp->func_stx)
1187                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1188                                                 opcode, DMAE_COMP_GRC);
1189                 else
1190                         dmae->opcode = bnx2x_dmae_opcode_add_comp(
1191                                                 opcode, DMAE_COMP_PCI);
1192
1193                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1194                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1195                 dmae->dst_addr_lo = bp->port.port_stx >> 2;
1196                 dmae->dst_addr_hi = 0;
1197                 dmae->len = bnx2x_get_port_stats_dma_len(bp);
1198                 if (bp->func_stx) {
1199                         dmae->comp_addr_lo = dmae_reg_go_c[loader_idx] >> 2;
1200                         dmae->comp_addr_hi = 0;
1201                         dmae->comp_val = 1;
1202                 } else {
1203                         dmae->comp_addr_lo =
1204                                 U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1205                         dmae->comp_addr_hi =
1206                                 U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1207                         dmae->comp_val = DMAE_COMP_VAL;
1208
1209                         *stats_comp = 0;
1210                 }
1211         }
1212
1213         if (bp->func_stx) {
1214
1215                 dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1216                 dmae->opcode =
1217                         bnx2x_dmae_opcode_add_comp(opcode, DMAE_COMP_PCI);
1218                 dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, func_stats));
1219                 dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, func_stats));
1220                 dmae->dst_addr_lo = bp->func_stx >> 2;
1221                 dmae->dst_addr_hi = 0;
1222                 dmae->len = sizeof(struct host_func_stats) >> 2;
1223                 dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1224                 dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1225                 dmae->comp_val = DMAE_COMP_VAL;
1226
1227                 *stats_comp = 0;
1228         }
1229 }
1230
1231 static void bnx2x_stats_stop(struct bnx2x *bp)
1232 {
1233         int update = 0;
1234
1235         bnx2x_stats_comp(bp);
1236
1237         if (bp->port.pmf)
1238                 update = (bnx2x_hw_stats_update(bp) == 0);
1239
1240         update |= (bnx2x_storm_stats_update(bp) == 0);
1241
1242         if (update) {
1243                 bnx2x_net_stats_update(bp);
1244
1245                 if (bp->port.pmf)
1246                         bnx2x_port_stats_stop(bp);
1247
1248                 bnx2x_hw_stats_post(bp);
1249                 bnx2x_stats_comp(bp);
1250         }
1251 }
1252
1253 static void bnx2x_stats_do_nothing(struct bnx2x *bp)
1254 {
1255 }
1256
1257 static const struct {
1258         void (*action)(struct bnx2x *bp);
1259         enum bnx2x_stats_state next_state;
1260 } bnx2x_stats_stm[STATS_STATE_MAX][STATS_EVENT_MAX] = {
1261 /* state        event   */
1262 {
1263 /* DISABLED     PMF     */ {bnx2x_stats_pmf_update, STATS_STATE_DISABLED},
1264 /*              LINK_UP */ {bnx2x_stats_start,      STATS_STATE_ENABLED},
1265 /*              UPDATE  */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED},
1266 /*              STOP    */ {bnx2x_stats_do_nothing, STATS_STATE_DISABLED}
1267 },
1268 {
1269 /* ENABLED      PMF     */ {bnx2x_stats_pmf_start,  STATS_STATE_ENABLED},
1270 /*              LINK_UP */ {bnx2x_stats_restart,    STATS_STATE_ENABLED},
1271 /*              UPDATE  */ {bnx2x_stats_update,     STATS_STATE_ENABLED},
1272 /*              STOP    */ {bnx2x_stats_stop,       STATS_STATE_DISABLED}
1273 }
1274 };
1275
1276 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event)
1277 {
1278         enum bnx2x_stats_state state;
1279         if (unlikely(bp->panic))
1280                 return;
1281
1282         spin_lock_bh(&bp->stats_lock);
1283         state = bp->stats_state;
1284         bp->stats_state = bnx2x_stats_stm[state][event].next_state;
1285         spin_unlock_bh(&bp->stats_lock);
1286
1287         bnx2x_stats_stm[state][event].action(bp);
1288
1289         if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp))
1290                 DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n",
1291                    state, event, bp->stats_state);
1292 }
1293
1294 static void bnx2x_port_stats_base_init(struct bnx2x *bp)
1295 {
1296         struct dmae_command *dmae;
1297         u32 *stats_comp = bnx2x_sp(bp, stats_comp);
1298
1299         /* sanity */
1300         if (!bp->port.pmf || !bp->port.port_stx) {
1301                 BNX2X_ERR("BUG!\n");
1302                 return;
1303         }
1304
1305         bp->executer_idx = 0;
1306
1307         dmae = bnx2x_sp(bp, dmae[bp->executer_idx++]);
1308         dmae->opcode = bnx2x_dmae_opcode(bp, DMAE_SRC_PCI, DMAE_DST_GRC,
1309                                          true, DMAE_COMP_PCI);
1310         dmae->src_addr_lo = U64_LO(bnx2x_sp_mapping(bp, port_stats));
1311         dmae->src_addr_hi = U64_HI(bnx2x_sp_mapping(bp, port_stats));
1312         dmae->dst_addr_lo = bp->port.port_stx >> 2;
1313         dmae->dst_addr_hi = 0;
1314         dmae->len = bnx2x_get_port_stats_dma_len(bp);
1315         dmae->comp_addr_lo = U64_LO(bnx2x_sp_mapping(bp, stats_comp));
1316         dmae->comp_addr_hi = U64_HI(bnx2x_sp_mapping(bp, stats_comp));
1317         dmae->comp_val = DMAE_COMP_VAL;
1318
1319         *stats_comp = 0;
1320         bnx2x_hw_stats_post(bp);
1321         bnx2x_stats_comp(bp);
1322 }
1323
1324 /* This function will prepare the statistics ramrod data the way
1325  * we will only have to increment the statistics counter and
1326  * send the ramrod each time we have to.
1327  */
1328 static void bnx2x_prep_fw_stats_req(struct bnx2x *bp)
1329 {
1330         int i;
1331         int first_queue_query_index;
1332         struct stats_query_header *stats_hdr = &bp->fw_stats_req->hdr;
1333
1334         dma_addr_t cur_data_offset;
1335         struct stats_query_entry *cur_query_entry;
1336
1337         stats_hdr->cmd_num = bp->fw_stats_num;
1338         stats_hdr->drv_stats_counter = 0;
1339
1340         /* storm_counters struct contains the counters of completed
1341          * statistics requests per storm which are incremented by FW
1342          * each time it completes hadning a statistics ramrod. We will
1343          * check these counters in the timer handler and discard a
1344          * (statistics) ramrod completion.
1345          */
1346         cur_data_offset = bp->fw_stats_data_mapping +
1347                 offsetof(struct bnx2x_fw_stats_data, storm_counters);
1348
1349         stats_hdr->stats_counters_addrs.hi =
1350                 cpu_to_le32(U64_HI(cur_data_offset));
1351         stats_hdr->stats_counters_addrs.lo =
1352                 cpu_to_le32(U64_LO(cur_data_offset));
1353
1354         /* prepare to the first stats ramrod (will be completed with
1355          * the counters equal to zero) - init counters to somethig different.
1356          */
1357         memset(&bp->fw_stats_data->storm_counters, 0xff,
1358                sizeof(struct stats_counter));
1359
1360         /**** Port FW statistics data ****/
1361         cur_data_offset = bp->fw_stats_data_mapping +
1362                 offsetof(struct bnx2x_fw_stats_data, port);
1363
1364         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PORT_QUERY_IDX];
1365
1366         cur_query_entry->kind = STATS_TYPE_PORT;
1367         /* For port query index is a DONT CARE */
1368         cur_query_entry->index = BP_PORT(bp);
1369         /* For port query funcID is a DONT CARE */
1370         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1371         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1372         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1373
1374         /**** PF FW statistics data ****/
1375         cur_data_offset = bp->fw_stats_data_mapping +
1376                 offsetof(struct bnx2x_fw_stats_data, pf);
1377
1378         cur_query_entry = &bp->fw_stats_req->query[BNX2X_PF_QUERY_IDX];
1379
1380         cur_query_entry->kind = STATS_TYPE_PF;
1381         /* For PF query index is a DONT CARE */
1382         cur_query_entry->index = BP_PORT(bp);
1383         cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1384         cur_query_entry->address.hi = cpu_to_le32(U64_HI(cur_data_offset));
1385         cur_query_entry->address.lo = cpu_to_le32(U64_LO(cur_data_offset));
1386
1387         /**** FCoE FW statistics data ****/
1388         if (!NO_FCOE(bp)) {
1389                 cur_data_offset = bp->fw_stats_data_mapping +
1390                         offsetof(struct bnx2x_fw_stats_data, fcoe);
1391
1392                 cur_query_entry =
1393                         &bp->fw_stats_req->query[BNX2X_FCOE_QUERY_IDX];
1394
1395                 cur_query_entry->kind = STATS_TYPE_FCOE;
1396                 /* For FCoE query index is a DONT CARE */
1397                 cur_query_entry->index = BP_PORT(bp);
1398                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1399                 cur_query_entry->address.hi =
1400                         cpu_to_le32(U64_HI(cur_data_offset));
1401                 cur_query_entry->address.lo =
1402                         cpu_to_le32(U64_LO(cur_data_offset));
1403         }
1404
1405         /**** Clients' queries ****/
1406         cur_data_offset = bp->fw_stats_data_mapping +
1407                 offsetof(struct bnx2x_fw_stats_data, queue_stats);
1408
1409         /* first queue query index depends whether FCoE offloaded request will
1410          * be included in the ramrod
1411          */
1412         if (!NO_FCOE(bp))
1413                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX;
1414         else
1415                 first_queue_query_index = BNX2X_FIRST_QUEUE_QUERY_IDX - 1;
1416
1417         for_each_eth_queue(bp, i) {
1418                 cur_query_entry =
1419                         &bp->fw_stats_req->
1420                                         query[first_queue_query_index + i];
1421
1422                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1423                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[i]);
1424                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1425                 cur_query_entry->address.hi =
1426                         cpu_to_le32(U64_HI(cur_data_offset));
1427                 cur_query_entry->address.lo =
1428                         cpu_to_le32(U64_LO(cur_data_offset));
1429
1430                 cur_data_offset += sizeof(struct per_queue_stats);
1431         }
1432
1433         /* add FCoE queue query if needed */
1434         if (!NO_FCOE(bp)) {
1435                 cur_query_entry =
1436                         &bp->fw_stats_req->
1437                                         query[first_queue_query_index + i];
1438
1439                 cur_query_entry->kind = STATS_TYPE_QUEUE;
1440                 cur_query_entry->index = bnx2x_stats_id(&bp->fp[FCOE_IDX(bp)]);
1441                 cur_query_entry->funcID = cpu_to_le16(BP_FUNC(bp));
1442                 cur_query_entry->address.hi =
1443                         cpu_to_le32(U64_HI(cur_data_offset));
1444                 cur_query_entry->address.lo =
1445                         cpu_to_le32(U64_LO(cur_data_offset));
1446         }
1447 }
1448
1449 void bnx2x_stats_init(struct bnx2x *bp)
1450 {
1451         int /*abs*/port = BP_PORT(bp);
1452         int mb_idx = BP_FW_MB_IDX(bp);
1453         int i;
1454
1455         bp->stats_pending = 0;
1456         bp->executer_idx = 0;
1457         bp->stats_counter = 0;
1458
1459         /* port and func stats for management */
1460         if (!BP_NOMCP(bp)) {
1461                 bp->port.port_stx = SHMEM_RD(bp, port_mb[port].port_stx);
1462                 bp->func_stx = SHMEM_RD(bp, func_mb[mb_idx].fw_mb_param);
1463
1464         } else {
1465                 bp->port.port_stx = 0;
1466                 bp->func_stx = 0;
1467         }
1468         DP(BNX2X_MSG_STATS, "port_stx 0x%x  func_stx 0x%x\n",
1469            bp->port.port_stx, bp->func_stx);
1470
1471         /* pmf should retrieve port statistics from SP on a non-init*/
1472         if (!bp->stats_init && bp->port.pmf && bp->port.port_stx)
1473                 bnx2x_stats_handle(bp, STATS_EVENT_PMF);
1474
1475         port = BP_PORT(bp);
1476         /* port stats */
1477         memset(&(bp->port.old_nig_stats), 0, sizeof(struct nig_stats));
1478         bp->port.old_nig_stats.brb_discard =
1479                         REG_RD(bp, NIG_REG_STAT0_BRB_DISCARD + port*0x38);
1480         bp->port.old_nig_stats.brb_truncate =
1481                         REG_RD(bp, NIG_REG_STAT0_BRB_TRUNCATE + port*0x38);
1482         if (!CHIP_IS_E3(bp)) {
1483                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT0 + port*0x50,
1484                             &(bp->port.old_nig_stats.egress_mac_pkt0_lo), 2);
1485                 REG_RD_DMAE(bp, NIG_REG_STAT0_EGRESS_MAC_PKT1 + port*0x50,
1486                             &(bp->port.old_nig_stats.egress_mac_pkt1_lo), 2);
1487         }
1488
1489         /* function stats */
1490         for_each_queue(bp, i) {
1491                 struct bnx2x_fp_stats *fp_stats = &bp->fp_stats[i];
1492
1493                 memset(&fp_stats->old_tclient, 0,
1494                        sizeof(fp_stats->old_tclient));
1495                 memset(&fp_stats->old_uclient, 0,
1496                        sizeof(fp_stats->old_uclient));
1497                 memset(&fp_stats->old_xclient, 0,
1498                        sizeof(fp_stats->old_xclient));
1499                 if (bp->stats_init) {
1500                         memset(&fp_stats->eth_q_stats, 0,
1501                                sizeof(fp_stats->eth_q_stats));
1502                         memset(&fp_stats->eth_q_stats_old, 0,
1503                                sizeof(fp_stats->eth_q_stats_old));
1504                 }
1505         }
1506
1507         /* Prepare statistics ramrod data */
1508         bnx2x_prep_fw_stats_req(bp);
1509
1510         memset(&bp->dev->stats, 0, sizeof(bp->dev->stats));
1511         if (bp->stats_init) {
1512                 memset(&bp->net_stats_old, 0, sizeof(bp->net_stats_old));
1513                 memset(&bp->fw_stats_old, 0, sizeof(bp->fw_stats_old));
1514                 memset(&bp->eth_stats_old, 0, sizeof(bp->eth_stats_old));
1515                 memset(&bp->eth_stats, 0, sizeof(bp->eth_stats));
1516                 memset(&bp->func_stats, 0, sizeof(bp->func_stats));
1517
1518                 /* Clean SP from previous statistics */
1519                 if (bp->func_stx) {
1520                         memset(bnx2x_sp(bp, func_stats), 0,
1521                                sizeof(struct host_func_stats));
1522                         bnx2x_func_stats_init(bp);
1523                         bnx2x_hw_stats_post(bp);
1524                         bnx2x_stats_comp(bp);
1525                 }
1526         }
1527
1528         bp->stats_state = STATS_STATE_DISABLED;
1529
1530         if (bp->port.pmf && bp->port.port_stx)
1531                 bnx2x_port_stats_base_init(bp);
1532
1533         /* mark the end of statistics initializiation */
1534         bp->stats_init = false;
1535 }
1536
1537 void bnx2x_save_statistics(struct bnx2x *bp)
1538 {
1539         int i;
1540         struct net_device_stats *nstats = &bp->dev->stats;
1541
1542         /* save queue statistics */
1543         for_each_eth_queue(bp, i) {
1544                 struct bnx2x_fastpath *fp = &bp->fp[i];
1545                 struct bnx2x_eth_q_stats *qstats =
1546                         &bnx2x_fp_stats(bp, fp)->eth_q_stats;
1547                 struct bnx2x_eth_q_stats_old *qstats_old =
1548                         &bnx2x_fp_stats(bp, fp)->eth_q_stats_old;
1549
1550                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_hi);
1551                 UPDATE_QSTAT_OLD(total_unicast_bytes_received_lo);
1552                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_hi);
1553                 UPDATE_QSTAT_OLD(total_broadcast_bytes_received_lo);
1554                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_hi);
1555                 UPDATE_QSTAT_OLD(total_multicast_bytes_received_lo);
1556                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_hi);
1557                 UPDATE_QSTAT_OLD(total_unicast_bytes_transmitted_lo);
1558                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_hi);
1559                 UPDATE_QSTAT_OLD(total_broadcast_bytes_transmitted_lo);
1560                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_hi);
1561                 UPDATE_QSTAT_OLD(total_multicast_bytes_transmitted_lo);
1562                 UPDATE_QSTAT_OLD(total_tpa_bytes_hi);
1563                 UPDATE_QSTAT_OLD(total_tpa_bytes_lo);
1564         }
1565
1566         /* save net_device_stats statistics */
1567         bp->net_stats_old.rx_dropped = nstats->rx_dropped;
1568
1569         /* store port firmware statistics */
1570         if (bp->port.pmf && IS_MF(bp)) {
1571                 struct bnx2x_eth_stats *estats = &bp->eth_stats;
1572                 struct bnx2x_fw_port_stats_old *fwstats = &bp->fw_stats_old;
1573                 UPDATE_FW_STAT_OLD(mac_filter_discard);
1574                 UPDATE_FW_STAT_OLD(mf_tag_discard);
1575                 UPDATE_FW_STAT_OLD(brb_truncate_discard);
1576                 UPDATE_FW_STAT_OLD(mac_discard);
1577         }
1578 }
1579
1580 void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
1581                               u32 stats_type)
1582 {
1583         int i;
1584         struct afex_stats *afex_stats = (struct afex_stats *)void_afex_stats;
1585         struct bnx2x_eth_stats *estats = &bp->eth_stats;
1586         struct per_queue_stats *fcoe_q_stats =
1587                 &bp->fw_stats_data->queue_stats[FCOE_IDX(bp)];
1588
1589         struct tstorm_per_queue_stats *fcoe_q_tstorm_stats =
1590                 &fcoe_q_stats->tstorm_queue_statistics;
1591
1592         struct ustorm_per_queue_stats *fcoe_q_ustorm_stats =
1593                 &fcoe_q_stats->ustorm_queue_statistics;
1594
1595         struct xstorm_per_queue_stats *fcoe_q_xstorm_stats =
1596                 &fcoe_q_stats->xstorm_queue_statistics;
1597
1598         struct fcoe_statistics_params *fw_fcoe_stat =
1599                 &bp->fw_stats_data->fcoe;
1600
1601         memset(afex_stats, 0, sizeof(struct afex_stats));
1602
1603         for_each_eth_queue(bp, i) {
1604                 struct bnx2x_eth_q_stats *qstats = &bp->fp_stats[i].eth_q_stats;
1605
1606                 ADD_64(afex_stats->rx_unicast_bytes_hi,
1607                        qstats->total_unicast_bytes_received_hi,
1608                        afex_stats->rx_unicast_bytes_lo,
1609                        qstats->total_unicast_bytes_received_lo);
1610
1611                 ADD_64(afex_stats->rx_broadcast_bytes_hi,
1612                        qstats->total_broadcast_bytes_received_hi,
1613                        afex_stats->rx_broadcast_bytes_lo,
1614                        qstats->total_broadcast_bytes_received_lo);
1615
1616                 ADD_64(afex_stats->rx_multicast_bytes_hi,
1617                        qstats->total_multicast_bytes_received_hi,
1618                        afex_stats->rx_multicast_bytes_lo,
1619                        qstats->total_multicast_bytes_received_lo);
1620
1621                 ADD_64(afex_stats->rx_unicast_frames_hi,
1622                        qstats->total_unicast_packets_received_hi,
1623                        afex_stats->rx_unicast_frames_lo,
1624                        qstats->total_unicast_packets_received_lo);
1625
1626                 ADD_64(afex_stats->rx_broadcast_frames_hi,
1627                        qstats->total_broadcast_packets_received_hi,
1628                        afex_stats->rx_broadcast_frames_lo,
1629                        qstats->total_broadcast_packets_received_lo);
1630
1631                 ADD_64(afex_stats->rx_multicast_frames_hi,
1632                        qstats->total_multicast_packets_received_hi,
1633                        afex_stats->rx_multicast_frames_lo,
1634                        qstats->total_multicast_packets_received_lo);
1635
1636                 /* sum to rx_frames_discarded all discraded
1637                  * packets due to size, ttl0 and checksum
1638                  */
1639                 ADD_64(afex_stats->rx_frames_discarded_hi,
1640                        qstats->total_packets_received_checksum_discarded_hi,
1641                        afex_stats->rx_frames_discarded_lo,
1642                        qstats->total_packets_received_checksum_discarded_lo);
1643
1644                 ADD_64(afex_stats->rx_frames_discarded_hi,
1645                        qstats->total_packets_received_ttl0_discarded_hi,
1646                        afex_stats->rx_frames_discarded_lo,
1647                        qstats->total_packets_received_ttl0_discarded_lo);
1648
1649                 ADD_64(afex_stats->rx_frames_discarded_hi,
1650                        qstats->etherstatsoverrsizepkts_hi,
1651                        afex_stats->rx_frames_discarded_lo,
1652                        qstats->etherstatsoverrsizepkts_lo);
1653
1654                 ADD_64(afex_stats->rx_frames_dropped_hi,
1655                        qstats->no_buff_discard_hi,
1656                        afex_stats->rx_frames_dropped_lo,
1657                        qstats->no_buff_discard_lo);
1658
1659                 ADD_64(afex_stats->tx_unicast_bytes_hi,
1660                        qstats->total_unicast_bytes_transmitted_hi,
1661                        afex_stats->tx_unicast_bytes_lo,
1662                        qstats->total_unicast_bytes_transmitted_lo);
1663
1664                 ADD_64(afex_stats->tx_broadcast_bytes_hi,
1665                        qstats->total_broadcast_bytes_transmitted_hi,
1666                        afex_stats->tx_broadcast_bytes_lo,
1667                        qstats->total_broadcast_bytes_transmitted_lo);
1668
1669                 ADD_64(afex_stats->tx_multicast_bytes_hi,
1670                        qstats->total_multicast_bytes_transmitted_hi,
1671                        afex_stats->tx_multicast_bytes_lo,
1672                        qstats->total_multicast_bytes_transmitted_lo);
1673
1674                 ADD_64(afex_stats->tx_unicast_frames_hi,
1675                        qstats->total_unicast_packets_transmitted_hi,
1676                        afex_stats->tx_unicast_frames_lo,
1677                        qstats->total_unicast_packets_transmitted_lo);
1678
1679                 ADD_64(afex_stats->tx_broadcast_frames_hi,
1680                        qstats->total_broadcast_packets_transmitted_hi,
1681                        afex_stats->tx_broadcast_frames_lo,
1682                        qstats->total_broadcast_packets_transmitted_lo);
1683
1684                 ADD_64(afex_stats->tx_multicast_frames_hi,
1685                        qstats->total_multicast_packets_transmitted_hi,
1686                        afex_stats->tx_multicast_frames_lo,
1687                        qstats->total_multicast_packets_transmitted_lo);
1688
1689                 ADD_64(afex_stats->tx_frames_dropped_hi,
1690                        qstats->total_transmitted_dropped_packets_error_hi,
1691                        afex_stats->tx_frames_dropped_lo,
1692                        qstats->total_transmitted_dropped_packets_error_lo);
1693         }
1694
1695         /* now add FCoE statistics which are collected separately
1696          * (both offloaded and non offloaded)
1697          */
1698         if (!NO_FCOE(bp)) {
1699                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1700                           LE32_0,
1701                           afex_stats->rx_unicast_bytes_lo,
1702                           fw_fcoe_stat->rx_stat0.fcoe_rx_byte_cnt);
1703
1704                 ADD_64_LE(afex_stats->rx_unicast_bytes_hi,
1705                           fcoe_q_tstorm_stats->rcv_ucast_bytes.hi,
1706                           afex_stats->rx_unicast_bytes_lo,
1707                           fcoe_q_tstorm_stats->rcv_ucast_bytes.lo);
1708
1709                 ADD_64_LE(afex_stats->rx_broadcast_bytes_hi,
1710                           fcoe_q_tstorm_stats->rcv_bcast_bytes.hi,
1711                           afex_stats->rx_broadcast_bytes_lo,
1712                           fcoe_q_tstorm_stats->rcv_bcast_bytes.lo);
1713
1714                 ADD_64_LE(afex_stats->rx_multicast_bytes_hi,
1715                           fcoe_q_tstorm_stats->rcv_mcast_bytes.hi,
1716                           afex_stats->rx_multicast_bytes_lo,
1717                           fcoe_q_tstorm_stats->rcv_mcast_bytes.lo);
1718
1719                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1720                           LE32_0,
1721                           afex_stats->rx_unicast_frames_lo,
1722                           fw_fcoe_stat->rx_stat0.fcoe_rx_pkt_cnt);
1723
1724                 ADD_64_LE(afex_stats->rx_unicast_frames_hi,
1725                           LE32_0,
1726                           afex_stats->rx_unicast_frames_lo,
1727                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1728
1729                 ADD_64_LE(afex_stats->rx_broadcast_frames_hi,
1730                           LE32_0,
1731                           afex_stats->rx_broadcast_frames_lo,
1732                           fcoe_q_tstorm_stats->rcv_bcast_pkts);
1733
1734                 ADD_64_LE(afex_stats->rx_multicast_frames_hi,
1735                           LE32_0,
1736                           afex_stats->rx_multicast_frames_lo,
1737                           fcoe_q_tstorm_stats->rcv_ucast_pkts);
1738
1739                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1740                           LE32_0,
1741                           afex_stats->rx_frames_discarded_lo,
1742                           fcoe_q_tstorm_stats->checksum_discard);
1743
1744                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1745                           LE32_0,
1746                           afex_stats->rx_frames_discarded_lo,
1747                           fcoe_q_tstorm_stats->pkts_too_big_discard);
1748
1749                 ADD_64_LE(afex_stats->rx_frames_discarded_hi,
1750                           LE32_0,
1751                           afex_stats->rx_frames_discarded_lo,
1752                           fcoe_q_tstorm_stats->ttl0_discard);
1753
1754                 ADD_64_LE16(afex_stats->rx_frames_dropped_hi,
1755                             LE16_0,
1756                             afex_stats->rx_frames_dropped_lo,
1757                             fcoe_q_tstorm_stats->no_buff_discard);
1758
1759                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1760                           LE32_0,
1761                           afex_stats->rx_frames_dropped_lo,
1762                           fcoe_q_ustorm_stats->ucast_no_buff_pkts);
1763
1764                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1765                           LE32_0,
1766                           afex_stats->rx_frames_dropped_lo,
1767                           fcoe_q_ustorm_stats->mcast_no_buff_pkts);
1768
1769                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1770                           LE32_0,
1771                           afex_stats->rx_frames_dropped_lo,
1772                           fcoe_q_ustorm_stats->bcast_no_buff_pkts);
1773
1774                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1775                           LE32_0,
1776                           afex_stats->rx_frames_dropped_lo,
1777                           fw_fcoe_stat->rx_stat1.fcoe_rx_drop_pkt_cnt);
1778
1779                 ADD_64_LE(afex_stats->rx_frames_dropped_hi,
1780                           LE32_0,
1781                           afex_stats->rx_frames_dropped_lo,
1782                           fw_fcoe_stat->rx_stat2.fcoe_rx_drop_pkt_cnt);
1783
1784                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1785                           LE32_0,
1786                           afex_stats->tx_unicast_bytes_lo,
1787                           fw_fcoe_stat->tx_stat.fcoe_tx_byte_cnt);
1788
1789                 ADD_64_LE(afex_stats->tx_unicast_bytes_hi,
1790                           fcoe_q_xstorm_stats->ucast_bytes_sent.hi,
1791                           afex_stats->tx_unicast_bytes_lo,
1792                           fcoe_q_xstorm_stats->ucast_bytes_sent.lo);
1793
1794                 ADD_64_LE(afex_stats->tx_broadcast_bytes_hi,
1795                           fcoe_q_xstorm_stats->bcast_bytes_sent.hi,
1796                           afex_stats->tx_broadcast_bytes_lo,
1797                           fcoe_q_xstorm_stats->bcast_bytes_sent.lo);
1798
1799                 ADD_64_LE(afex_stats->tx_multicast_bytes_hi,
1800                           fcoe_q_xstorm_stats->mcast_bytes_sent.hi,
1801                           afex_stats->tx_multicast_bytes_lo,
1802                           fcoe_q_xstorm_stats->mcast_bytes_sent.lo);
1803
1804                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1805                           LE32_0,
1806                           afex_stats->tx_unicast_frames_lo,
1807                           fw_fcoe_stat->tx_stat.fcoe_tx_pkt_cnt);
1808
1809                 ADD_64_LE(afex_stats->tx_unicast_frames_hi,
1810                           LE32_0,
1811                           afex_stats->tx_unicast_frames_lo,
1812                           fcoe_q_xstorm_stats->ucast_pkts_sent);
1813
1814                 ADD_64_LE(afex_stats->tx_broadcast_frames_hi,
1815                           LE32_0,
1816                           afex_stats->tx_broadcast_frames_lo,
1817                           fcoe_q_xstorm_stats->bcast_pkts_sent);
1818
1819                 ADD_64_LE(afex_stats->tx_multicast_frames_hi,
1820                           LE32_0,
1821                           afex_stats->tx_multicast_frames_lo,
1822                           fcoe_q_xstorm_stats->mcast_pkts_sent);
1823
1824                 ADD_64_LE(afex_stats->tx_frames_dropped_hi,
1825                           LE32_0,
1826                           afex_stats->tx_frames_dropped_lo,
1827                           fcoe_q_xstorm_stats->error_drop_pkts);
1828         }
1829
1830         /* if port stats are requested, add them to the PMF
1831          * stats, as anyway they will be accumulated by the
1832          * MCP before sent to the switch
1833          */
1834         if ((bp->port.pmf) && (stats_type == VICSTATST_UIF_INDEX)) {
1835                 ADD_64(afex_stats->rx_frames_dropped_hi,
1836                        0,
1837                        afex_stats->rx_frames_dropped_lo,
1838                        estats->mac_filter_discard);
1839                 ADD_64(afex_stats->rx_frames_dropped_hi,
1840                        0,
1841                        afex_stats->rx_frames_dropped_lo,
1842                        estats->brb_truncate_discard);
1843                 ADD_64(afex_stats->rx_frames_discarded_hi,
1844                        0,
1845                        afex_stats->rx_frames_discarded_lo,
1846                        estats->mac_discard);
1847         }
1848 }