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