linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
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   1/* bnx2x.h: Broadcom Everest network driver.
   2 *
   3 * Copyright (c) 2007-2013 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 */
  13
  14#ifndef BNX2X_H
  15#define BNX2X_H
  16
  17#include <linux/pci.h>
  18#include <linux/netdevice.h>
  19#include <linux/dma-mapping.h>
  20#include <linux/types.h>
  21#include <linux/pci_regs.h>
  22
  23/* compilation time flags */
  24
  25/* define this to make the driver freeze on error to allow getting debug info
  26 * (you will need to reboot afterwards) */
  27/* #define BNX2X_STOP_ON_ERROR */
  28
  29#define DRV_MODULE_VERSION      "1.78.17-0"
  30#define DRV_MODULE_RELDATE      "2013/04/11"
  31#define BNX2X_BC_VER            0x040200
  32
  33#if defined(CONFIG_DCB)
  34#define BCM_DCBNL
  35#endif
  36
  37
  38#include "bnx2x_hsi.h"
  39
  40#include "../cnic_if.h"
  41
  42
  43#define BNX2X_MIN_MSIX_VEC_CNT(bp)              ((bp)->min_msix_vec_cnt)
  44
  45#include <linux/mdio.h>
  46
  47#include "bnx2x_reg.h"
  48#include "bnx2x_fw_defs.h"
  49#include "bnx2x_mfw_req.h"
  50#include "bnx2x_link.h"
  51#include "bnx2x_sp.h"
  52#include "bnx2x_dcb.h"
  53#include "bnx2x_stats.h"
  54#include "bnx2x_vfpf.h"
  55
  56enum bnx2x_int_mode {
  57        BNX2X_INT_MODE_MSIX,
  58        BNX2X_INT_MODE_INTX,
  59        BNX2X_INT_MODE_MSI
  60};
  61
  62/* error/debug prints */
  63
  64#define DRV_MODULE_NAME         "bnx2x"
  65
  66/* for messages that are currently off */
  67#define BNX2X_MSG_OFF                   0x0
  68#define BNX2X_MSG_MCP                   0x0010000 /* was: NETIF_MSG_HW */
  69#define BNX2X_MSG_STATS                 0x0020000 /* was: NETIF_MSG_TIMER */
  70#define BNX2X_MSG_NVM                   0x0040000 /* was: NETIF_MSG_HW */
  71#define BNX2X_MSG_DMAE                  0x0080000 /* was: NETIF_MSG_HW */
  72#define BNX2X_MSG_SP                    0x0100000 /* was: NETIF_MSG_INTR */
  73#define BNX2X_MSG_FP                    0x0200000 /* was: NETIF_MSG_INTR */
  74#define BNX2X_MSG_IOV                   0x0800000
  75#define BNX2X_MSG_IDLE                  0x2000000 /* used for idle check*/
  76#define BNX2X_MSG_ETHTOOL               0x4000000
  77#define BNX2X_MSG_DCB                   0x8000000
  78
  79/* regular debug print */
  80#define DP(__mask, fmt, ...)                                    \
  81do {                                                            \
  82        if (unlikely(bp->msg_enable & (__mask)))                \
  83                pr_notice("[%s:%d(%s)]" fmt,                    \
  84                          __func__, __LINE__,                   \
  85                          bp->dev ? (bp->dev->name) : "?",      \
  86                          ##__VA_ARGS__);                       \
  87} while (0)
  88
  89#define DP_CONT(__mask, fmt, ...)                               \
  90do {                                                            \
  91        if (unlikely(bp->msg_enable & (__mask)))                \
  92                pr_cont(fmt, ##__VA_ARGS__);                    \
  93} while (0)
  94
  95/* errors debug print */
  96#define BNX2X_DBG_ERR(fmt, ...)                                 \
  97do {                                                            \
  98        if (unlikely(netif_msg_probe(bp)))                      \
  99                pr_err("[%s:%d(%s)]" fmt,                       \
 100                       __func__, __LINE__,                      \
 101                       bp->dev ? (bp->dev->name) : "?",         \
 102                       ##__VA_ARGS__);                          \
 103} while (0)
 104
 105/* for errors (never masked) */
 106#define BNX2X_ERR(fmt, ...)                                     \
 107do {                                                            \
 108        pr_err("[%s:%d(%s)]" fmt,                               \
 109               __func__, __LINE__,                              \
 110               bp->dev ? (bp->dev->name) : "?",                 \
 111               ##__VA_ARGS__);                                  \
 112} while (0)
 113
 114#define BNX2X_ERROR(fmt, ...)                                   \
 115        pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
 116
 117
 118/* before we have a dev->name use dev_info() */
 119#define BNX2X_DEV_INFO(fmt, ...)                                 \
 120do {                                                             \
 121        if (unlikely(netif_msg_probe(bp)))                       \
 122                dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__);    \
 123} while (0)
 124
 125/* Error handling */
 126void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int);
 127#ifdef BNX2X_STOP_ON_ERROR
 128#define bnx2x_panic()                           \
 129do {                                            \
 130        bp->panic = 1;                          \
 131        BNX2X_ERR("driver assert\n");           \
 132        bnx2x_panic_dump(bp, true);             \
 133} while (0)
 134#else
 135#define bnx2x_panic()                           \
 136do {                                            \
 137        bp->panic = 1;                          \
 138        BNX2X_ERR("driver assert\n");           \
 139        bnx2x_panic_dump(bp, false);            \
 140} while (0)
 141#endif
 142
 143#define bnx2x_mc_addr(ha)      ((ha)->addr)
 144#define bnx2x_uc_addr(ha)      ((ha)->addr)
 145
 146#define U64_LO(x)                       ((u32)(((u64)(x)) & 0xffffffff))
 147#define U64_HI(x)                       ((u32)(((u64)(x)) >> 32))
 148#define HILO_U64(hi, lo)                ((((u64)(hi)) << 32) + (lo))
 149
 150
 151#define REG_ADDR(bp, offset)            ((bp->regview) + (offset))
 152
 153#define REG_RD(bp, offset)              readl(REG_ADDR(bp, offset))
 154#define REG_RD8(bp, offset)             readb(REG_ADDR(bp, offset))
 155#define REG_RD16(bp, offset)            readw(REG_ADDR(bp, offset))
 156
 157#define REG_WR(bp, offset, val)         writel((u32)val, REG_ADDR(bp, offset))
 158#define REG_WR8(bp, offset, val)        writeb((u8)val, REG_ADDR(bp, offset))
 159#define REG_WR16(bp, offset, val)       writew((u16)val, REG_ADDR(bp, offset))
 160
 161#define REG_RD_IND(bp, offset)          bnx2x_reg_rd_ind(bp, offset)
 162#define REG_WR_IND(bp, offset, val)     bnx2x_reg_wr_ind(bp, offset, val)
 163
 164#define REG_RD_DMAE(bp, offset, valp, len32) \
 165        do { \
 166                bnx2x_read_dmae(bp, offset, len32);\
 167                memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
 168        } while (0)
 169
 170#define REG_WR_DMAE(bp, offset, valp, len32) \
 171        do { \
 172                memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
 173                bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
 174                                 offset, len32); \
 175        } while (0)
 176
 177#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
 178        REG_WR_DMAE(bp, offset, valp, len32)
 179
 180#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
 181        do { \
 182                memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
 183                bnx2x_write_big_buf_wb(bp, addr, len32); \
 184        } while (0)
 185
 186#define SHMEM_ADDR(bp, field)           (bp->common.shmem_base + \
 187                                         offsetof(struct shmem_region, field))
 188#define SHMEM_RD(bp, field)             REG_RD(bp, SHMEM_ADDR(bp, field))
 189#define SHMEM_WR(bp, field, val)        REG_WR(bp, SHMEM_ADDR(bp, field), val)
 190
 191#define SHMEM2_ADDR(bp, field)          (bp->common.shmem2_base + \
 192                                         offsetof(struct shmem2_region, field))
 193#define SHMEM2_RD(bp, field)            REG_RD(bp, SHMEM2_ADDR(bp, field))
 194#define SHMEM2_WR(bp, field, val)       REG_WR(bp, SHMEM2_ADDR(bp, field), val)
 195#define MF_CFG_ADDR(bp, field)          (bp->common.mf_cfg_base + \
 196                                         offsetof(struct mf_cfg, field))
 197#define MF2_CFG_ADDR(bp, field)         (bp->common.mf2_cfg_base + \
 198                                         offsetof(struct mf2_cfg, field))
 199
 200#define MF_CFG_RD(bp, field)            REG_RD(bp, MF_CFG_ADDR(bp, field))
 201#define MF_CFG_WR(bp, field, val)       REG_WR(bp,\
 202                                               MF_CFG_ADDR(bp, field), (val))
 203#define MF2_CFG_RD(bp, field)           REG_RD(bp, MF2_CFG_ADDR(bp, field))
 204
 205#define SHMEM2_HAS(bp, field)           ((bp)->common.shmem2_base &&    \
 206                                         (SHMEM2_RD((bp), size) >       \
 207                                         offsetof(struct shmem2_region, field)))
 208
 209#define EMAC_RD(bp, reg)                REG_RD(bp, emac_base + reg)
 210#define EMAC_WR(bp, reg, val)           REG_WR(bp, emac_base + reg, val)
 211
 212/* SP SB indices */
 213
 214/* General SP events - stats query, cfc delete, etc  */
 215#define HC_SP_INDEX_ETH_DEF_CONS                3
 216
 217/* EQ completions */
 218#define HC_SP_INDEX_EQ_CONS                     7
 219
 220/* FCoE L2 connection completions */
 221#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS         6
 222#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS         4
 223/* iSCSI L2 */
 224#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS           5
 225#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS        1
 226
 227/* Special clients parameters */
 228
 229/* SB indices */
 230/* FCoE L2 */
 231#define BNX2X_FCOE_L2_RX_INDEX \
 232        (&bp->def_status_blk->sp_sb.\
 233        index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
 234
 235#define BNX2X_FCOE_L2_TX_INDEX \
 236        (&bp->def_status_blk->sp_sb.\
 237        index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
 238
 239/**
 240 *  CIDs and CLIDs:
 241 *  CLIDs below is a CLID for func 0, then the CLID for other
 242 *  functions will be calculated by the formula:
 243 *
 244 *  FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
 245 *
 246 */
 247enum {
 248        BNX2X_ISCSI_ETH_CL_ID_IDX,
 249        BNX2X_FCOE_ETH_CL_ID_IDX,
 250        BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
 251};
 252
 253#define BNX2X_CNIC_START_ETH_CID(bp)    (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\
 254                                         (bp)->max_cos)
 255        /* iSCSI L2 */
 256#define BNX2X_ISCSI_ETH_CID(bp)         (BNX2X_CNIC_START_ETH_CID(bp))
 257        /* FCoE L2 */
 258#define BNX2X_FCOE_ETH_CID(bp)          (BNX2X_CNIC_START_ETH_CID(bp) + 1)
 259
 260#define CNIC_SUPPORT(bp)                ((bp)->cnic_support)
 261#define CNIC_ENABLED(bp)                ((bp)->cnic_enabled)
 262#define CNIC_LOADED(bp)                 ((bp)->cnic_loaded)
 263#define FCOE_INIT(bp)                   ((bp)->fcoe_init)
 264
 265#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
 266        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
 267
 268#define SM_RX_ID                        0
 269#define SM_TX_ID                        1
 270
 271/* defines for multiple tx priority indices */
 272#define FIRST_TX_ONLY_COS_INDEX         1
 273#define FIRST_TX_COS_INDEX              0
 274
 275/* rules for calculating the cids of tx-only connections */
 276#define CID_TO_FP(cid, bp)              ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
 277#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
 278                                (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
 279
 280/* fp index inside class of service range */
 281#define FP_COS_TO_TXQ(fp, cos, bp) \
 282                        ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
 283
 284/* Indexes for transmission queues array:
 285 * txdata for RSS i CoS j is at location i + (j * num of RSS)
 286 * txdata for FCoE (if exist) is at location max cos * num of RSS
 287 * txdata for FWD (if exist) is one location after FCoE
 288 * txdata for OOO (if exist) is one location after FWD
 289 */
 290enum {
 291        FCOE_TXQ_IDX_OFFSET,
 292        FWD_TXQ_IDX_OFFSET,
 293        OOO_TXQ_IDX_OFFSET,
 294};
 295#define MAX_ETH_TXQ_IDX(bp)     (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
 296#define FCOE_TXQ_IDX(bp)        (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
 297
 298/* fast path */
 299/*
 300 * This driver uses new build_skb() API :
 301 * RX ring buffer contains pointer to kmalloc() data only,
 302 * skb are built only after Hardware filled the frame.
 303 */
 304struct sw_rx_bd {
 305        u8              *data;
 306        DEFINE_DMA_UNMAP_ADDR(mapping);
 307};
 308
 309struct sw_tx_bd {
 310        struct sk_buff  *skb;
 311        u16             first_bd;
 312        u8              flags;
 313/* Set on the first BD descriptor when there is a split BD */
 314#define BNX2X_TSO_SPLIT_BD              (1<<0)
 315};
 316
 317struct sw_rx_page {
 318        struct page     *page;
 319        DEFINE_DMA_UNMAP_ADDR(mapping);
 320};
 321
 322union db_prod {
 323        struct doorbell_set_prod data;
 324        u32             raw;
 325};
 326
 327/* dropless fc FW/HW related params */
 328#define BRB_SIZE(bp)            (CHIP_IS_E3(bp) ? 1024 : 512)
 329#define MAX_AGG_QS(bp)          (CHIP_IS_E1(bp) ? \
 330                                        ETH_MAX_AGGREGATION_QUEUES_E1 :\
 331                                        ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
 332#define FW_DROP_LEVEL(bp)       (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
 333#define FW_PREFETCH_CNT         16
 334#define DROPLESS_FC_HEADROOM    100
 335
 336/* MC hsi */
 337#define BCM_PAGE_SHIFT          12
 338#define BCM_PAGE_SIZE           (1 << BCM_PAGE_SHIFT)
 339#define BCM_PAGE_MASK           (~(BCM_PAGE_SIZE - 1))
 340#define BCM_PAGE_ALIGN(addr)    (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
 341
 342#define PAGES_PER_SGE_SHIFT     0
 343#define PAGES_PER_SGE           (1 << PAGES_PER_SGE_SHIFT)
 344#define SGE_PAGE_SIZE           PAGE_SIZE
 345#define SGE_PAGE_SHIFT          PAGE_SHIFT
 346#define SGE_PAGE_ALIGN(addr)    PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
 347#define SGE_PAGES               (SGE_PAGE_SIZE * PAGES_PER_SGE)
 348#define TPA_AGG_SIZE            min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * \
 349                                            SGE_PAGES), 0xffff)
 350
 351/* SGE ring related macros */
 352#define NUM_RX_SGE_PAGES        2
 353#define RX_SGE_CNT              (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
 354#define NEXT_PAGE_SGE_DESC_CNT  2
 355#define MAX_RX_SGE_CNT          (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
 356/* RX_SGE_CNT is promised to be a power of 2 */
 357#define RX_SGE_MASK             (RX_SGE_CNT - 1)
 358#define NUM_RX_SGE              (RX_SGE_CNT * NUM_RX_SGE_PAGES)
 359#define MAX_RX_SGE              (NUM_RX_SGE - 1)
 360#define NEXT_SGE_IDX(x)         ((((x) & RX_SGE_MASK) == \
 361                                  (MAX_RX_SGE_CNT - 1)) ? \
 362                                        (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
 363                                        (x) + 1)
 364#define RX_SGE(x)               ((x) & MAX_RX_SGE)
 365
 366/*
 367 * Number of required  SGEs is the sum of two:
 368 * 1. Number of possible opened aggregations (next packet for
 369 *    these aggregations will probably consume SGE immidiatelly)
 370 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
 371 *    after placement on BD for new TPA aggregation)
 372 *
 373 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
 374 */
 375#define NUM_SGE_REQ             (MAX_AGG_QS(bp) + \
 376                                        (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
 377#define NUM_SGE_PG_REQ          ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
 378                                                MAX_RX_SGE_CNT)
 379#define SGE_TH_LO(bp)           (NUM_SGE_REQ + \
 380                                 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
 381#define SGE_TH_HI(bp)           (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 382
 383/* Manipulate a bit vector defined as an array of u64 */
 384
 385/* Number of bits in one sge_mask array element */
 386#define BIT_VEC64_ELEM_SZ               64
 387#define BIT_VEC64_ELEM_SHIFT            6
 388#define BIT_VEC64_ELEM_MASK             ((u64)BIT_VEC64_ELEM_SZ - 1)
 389
 390
 391#define __BIT_VEC64_SET_BIT(el, bit) \
 392        do { \
 393                el = ((el) | ((u64)0x1 << (bit))); \
 394        } while (0)
 395
 396#define __BIT_VEC64_CLEAR_BIT(el, bit) \
 397        do { \
 398                el = ((el) & (~((u64)0x1 << (bit)))); \
 399        } while (0)
 400
 401
 402#define BIT_VEC64_SET_BIT(vec64, idx) \
 403        __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 404                           (idx) & BIT_VEC64_ELEM_MASK)
 405
 406#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
 407        __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 408                             (idx) & BIT_VEC64_ELEM_MASK)
 409
 410#define BIT_VEC64_TEST_BIT(vec64, idx) \
 411        (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
 412        ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
 413
 414/* Creates a bitmask of all ones in less significant bits.
 415   idx - index of the most significant bit in the created mask */
 416#define BIT_VEC64_ONES_MASK(idx) \
 417                (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
 418#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
 419
 420/*******************************************************/
 421
 422
 423
 424/* Number of u64 elements in SGE mask array */
 425#define RX_SGE_MASK_LEN                 (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
 426#define RX_SGE_MASK_LEN_MASK            (RX_SGE_MASK_LEN - 1)
 427#define NEXT_SGE_MASK_ELEM(el)          (((el) + 1) & RX_SGE_MASK_LEN_MASK)
 428
 429union host_hc_status_block {
 430        /* pointer to fp status block e1x */
 431        struct host_hc_status_block_e1x *e1x_sb;
 432        /* pointer to fp status block e2 */
 433        struct host_hc_status_block_e2  *e2_sb;
 434};
 435
 436struct bnx2x_agg_info {
 437        /*
 438         * First aggregation buffer is a data buffer, the following - are pages.
 439         * We will preallocate the data buffer for each aggregation when
 440         * we open the interface and will replace the BD at the consumer
 441         * with this one when we receive the TPA_START CQE in order to
 442         * keep the Rx BD ring consistent.
 443         */
 444        struct sw_rx_bd         first_buf;
 445        u8                      tpa_state;
 446#define BNX2X_TPA_START                 1
 447#define BNX2X_TPA_STOP                  2
 448#define BNX2X_TPA_ERROR                 3
 449        u8                      placement_offset;
 450        u16                     parsing_flags;
 451        u16                     vlan_tag;
 452        u16                     len_on_bd;
 453        u32                     rxhash;
 454        bool                    l4_rxhash;
 455        u16                     gro_size;
 456        u16                     full_page;
 457};
 458
 459#define Q_STATS_OFFSET32(stat_name) \
 460                        (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
 461
 462struct bnx2x_fp_txdata {
 463
 464        struct sw_tx_bd         *tx_buf_ring;
 465
 466        union eth_tx_bd_types   *tx_desc_ring;
 467        dma_addr_t              tx_desc_mapping;
 468
 469        u32                     cid;
 470
 471        union db_prod           tx_db;
 472
 473        u16                     tx_pkt_prod;
 474        u16                     tx_pkt_cons;
 475        u16                     tx_bd_prod;
 476        u16                     tx_bd_cons;
 477
 478        unsigned long           tx_pkt;
 479
 480        __le16                  *tx_cons_sb;
 481
 482        int                     txq_index;
 483        struct bnx2x_fastpath   *parent_fp;
 484        int                     tx_ring_size;
 485};
 486
 487enum bnx2x_tpa_mode_t {
 488        TPA_MODE_LRO,
 489        TPA_MODE_GRO
 490};
 491
 492struct bnx2x_fastpath {
 493        struct bnx2x            *bp; /* parent */
 494
 495        struct napi_struct      napi;
 496        union host_hc_status_block      status_blk;
 497        /* chip independed shortcuts into sb structure */
 498        __le16                  *sb_index_values;
 499        __le16                  *sb_running_index;
 500        /* chip independed shortcut into rx_prods_offset memory */
 501        u32                     ustorm_rx_prods_offset;
 502
 503        u32                     rx_buf_size;
 504        u32                     rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */
 505        dma_addr_t              status_blk_mapping;
 506
 507        enum bnx2x_tpa_mode_t   mode;
 508
 509        u8                      max_cos; /* actual number of active tx coses */
 510        struct bnx2x_fp_txdata  *txdata_ptr[BNX2X_MULTI_TX_COS];
 511
 512        struct sw_rx_bd         *rx_buf_ring;   /* BDs mappings ring */
 513        struct sw_rx_page       *rx_page_ring;  /* SGE pages mappings ring */
 514
 515        struct eth_rx_bd        *rx_desc_ring;
 516        dma_addr_t              rx_desc_mapping;
 517
 518        union eth_rx_cqe        *rx_comp_ring;
 519        dma_addr_t              rx_comp_mapping;
 520
 521        /* SGE ring */
 522        struct eth_rx_sge       *rx_sge_ring;
 523        dma_addr_t              rx_sge_mapping;
 524
 525        u64                     sge_mask[RX_SGE_MASK_LEN];
 526
 527        u32                     cid;
 528
 529        __le16                  fp_hc_idx;
 530
 531        u8                      index;          /* number in fp array */
 532        u8                      rx_queue;       /* index for skb_record */
 533        u8                      cl_id;          /* eth client id */
 534        u8                      cl_qzone_id;
 535        u8                      fw_sb_id;       /* status block number in FW */
 536        u8                      igu_sb_id;      /* status block number in HW */
 537
 538        u16                     rx_bd_prod;
 539        u16                     rx_bd_cons;
 540        u16                     rx_comp_prod;
 541        u16                     rx_comp_cons;
 542        u16                     rx_sge_prod;
 543        /* The last maximal completed SGE */
 544        u16                     last_max_sge;
 545        __le16                  *rx_cons_sb;
 546        unsigned long           rx_pkt,
 547                                rx_calls;
 548
 549        /* TPA related */
 550        struct bnx2x_agg_info   *tpa_info;
 551        u8                      disable_tpa;
 552#ifdef BNX2X_STOP_ON_ERROR
 553        u64                     tpa_queue_used;
 554#endif
 555        /* The size is calculated using the following:
 556             sizeof name field from netdev structure +
 557             4 ('-Xx-' string) +
 558             4 (for the digits and to make it DWORD aligned) */
 559#define FP_NAME_SIZE            (sizeof(((struct net_device *)0)->name) + 8)
 560        char                    name[FP_NAME_SIZE];
 561};
 562
 563#define bnx2x_fp(bp, nr, var)   ((bp)->fp[(nr)].var)
 564#define bnx2x_sp_obj(bp, fp)    ((bp)->sp_objs[(fp)->index])
 565#define bnx2x_fp_stats(bp, fp)  (&((bp)->fp_stats[(fp)->index]))
 566#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
 567
 568/* Use 2500 as a mini-jumbo MTU for FCoE */
 569#define BNX2X_FCOE_MINI_JUMBO_MTU       2500
 570
 571#define FCOE_IDX_OFFSET         0
 572
 573#define FCOE_IDX(bp)            (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
 574                                 FCOE_IDX_OFFSET)
 575#define bnx2x_fcoe_fp(bp)       (&bp->fp[FCOE_IDX(bp)])
 576#define bnx2x_fcoe(bp, var)     (bnx2x_fcoe_fp(bp)->var)
 577#define bnx2x_fcoe_inner_sp_obj(bp)     (&bp->sp_objs[FCOE_IDX(bp)])
 578#define bnx2x_fcoe_sp_obj(bp, var)      (bnx2x_fcoe_inner_sp_obj(bp)->var)
 579#define bnx2x_fcoe_tx(bp, var)  (bnx2x_fcoe_fp(bp)-> \
 580                                                txdata_ptr[FIRST_TX_COS_INDEX] \
 581                                                ->var)
 582
 583
 584#define IS_ETH_FP(fp)           ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp))
 585#define IS_FCOE_FP(fp)          ((fp)->index == FCOE_IDX((fp)->bp))
 586#define IS_FCOE_IDX(idx)        ((idx) == FCOE_IDX(bp))
 587
 588
 589/* MC hsi */
 590#define MAX_FETCH_BD            13      /* HW max BDs per packet */
 591#define RX_COPY_THRESH          92
 592
 593#define NUM_TX_RINGS            16
 594#define TX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
 595#define NEXT_PAGE_TX_DESC_CNT   1
 596#define MAX_TX_DESC_CNT         (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
 597#define NUM_TX_BD               (TX_DESC_CNT * NUM_TX_RINGS)
 598#define MAX_TX_BD               (NUM_TX_BD - 1)
 599#define MAX_TX_AVAIL            (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
 600#define NEXT_TX_IDX(x)          ((((x) & MAX_TX_DESC_CNT) == \
 601                                  (MAX_TX_DESC_CNT - 1)) ? \
 602                                        (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
 603                                        (x) + 1)
 604#define TX_BD(x)                ((x) & MAX_TX_BD)
 605#define TX_BD_POFF(x)           ((x) & MAX_TX_DESC_CNT)
 606
 607/* number of NEXT_PAGE descriptors may be required during placement */
 608#define NEXT_CNT_PER_TX_PKT(bds)        \
 609                                (((bds) + MAX_TX_DESC_CNT - 1) / \
 610                                 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
 611/* max BDs per tx packet w/o next_pages:
 612 * START_BD             - describes packed
 613 * START_BD(splitted)   - includes unpaged data segment for GSO
 614 * PARSING_BD           - for TSO and CSUM data
 615 * PARSING_BD2          - for encapsulation data
 616 * Frag BDs             - decribes pages for frags
 617 */
 618#define BDS_PER_TX_PKT          4
 619#define MAX_BDS_PER_TX_PKT      (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
 620/* max BDs per tx packet including next pages */
 621#define MAX_DESC_PER_TX_PKT     (MAX_BDS_PER_TX_PKT + \
 622                                 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
 623
 624/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
 625#define NUM_RX_RINGS            8
 626#define RX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
 627#define NEXT_PAGE_RX_DESC_CNT   2
 628#define MAX_RX_DESC_CNT         (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
 629#define RX_DESC_MASK            (RX_DESC_CNT - 1)
 630#define NUM_RX_BD               (RX_DESC_CNT * NUM_RX_RINGS)
 631#define MAX_RX_BD               (NUM_RX_BD - 1)
 632#define MAX_RX_AVAIL            (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
 633
 634/* dropless fc calculations for BDs
 635 *
 636 * Number of BDs should as number of buffers in BRB:
 637 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
 638 * "next" elements on each page
 639 */
 640#define NUM_BD_REQ              BRB_SIZE(bp)
 641#define NUM_BD_PG_REQ           ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
 642                                              MAX_RX_DESC_CNT)
 643#define BD_TH_LO(bp)            (NUM_BD_REQ + \
 644                                 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
 645                                 FW_DROP_LEVEL(bp))
 646#define BD_TH_HI(bp)            (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 647
 648#define MIN_RX_AVAIL            ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
 649
 650#define MIN_RX_SIZE_TPA_HW      (CHIP_IS_E1(bp) ? \
 651                                        ETH_MIN_RX_CQES_WITH_TPA_E1 : \
 652                                        ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
 653#define MIN_RX_SIZE_NONTPA_HW   ETH_MIN_RX_CQES_WITHOUT_TPA
 654#define MIN_RX_SIZE_TPA         (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
 655#define MIN_RX_SIZE_NONTPA      (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
 656                                                                MIN_RX_AVAIL))
 657
 658#define NEXT_RX_IDX(x)          ((((x) & RX_DESC_MASK) == \
 659                                  (MAX_RX_DESC_CNT - 1)) ? \
 660                                        (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
 661                                        (x) + 1)
 662#define RX_BD(x)                ((x) & MAX_RX_BD)
 663
 664/*
 665 * As long as CQE is X times bigger than BD entry we have to allocate X times
 666 * more pages for CQ ring in order to keep it balanced with BD ring
 667 */
 668#define CQE_BD_REL      (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
 669#define NUM_RCQ_RINGS           (NUM_RX_RINGS * CQE_BD_REL)
 670#define RCQ_DESC_CNT            (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
 671#define NEXT_PAGE_RCQ_DESC_CNT  1
 672#define MAX_RCQ_DESC_CNT        (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
 673#define NUM_RCQ_BD              (RCQ_DESC_CNT * NUM_RCQ_RINGS)
 674#define MAX_RCQ_BD              (NUM_RCQ_BD - 1)
 675#define MAX_RCQ_AVAIL           (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
 676#define NEXT_RCQ_IDX(x)         ((((x) & MAX_RCQ_DESC_CNT) == \
 677                                  (MAX_RCQ_DESC_CNT - 1)) ? \
 678                                        (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
 679                                        (x) + 1)
 680#define RCQ_BD(x)               ((x) & MAX_RCQ_BD)
 681
 682/* dropless fc calculations for RCQs
 683 *
 684 * Number of RCQs should be as number of buffers in BRB:
 685 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
 686 * "next" elements on each page
 687 */
 688#define NUM_RCQ_REQ             BRB_SIZE(bp)
 689#define NUM_RCQ_PG_REQ          ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
 690                                              MAX_RCQ_DESC_CNT)
 691#define RCQ_TH_LO(bp)           (NUM_RCQ_REQ + \
 692                                 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
 693                                 FW_DROP_LEVEL(bp))
 694#define RCQ_TH_HI(bp)           (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 695
 696
 697/* This is needed for determining of last_max */
 698#define SUB_S16(a, b)           (s16)((s16)(a) - (s16)(b))
 699#define SUB_S32(a, b)           (s32)((s32)(a) - (s32)(b))
 700
 701
 702#define BNX2X_SWCID_SHIFT       17
 703#define BNX2X_SWCID_MASK        ((0x1 << BNX2X_SWCID_SHIFT) - 1)
 704
 705/* used on a CID received from the HW */
 706#define SW_CID(x)                       (le32_to_cpu(x) & BNX2X_SWCID_MASK)
 707#define CQE_CMD(x)                      (le32_to_cpu(x) >> \
 708                                        COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
 709
 710#define BD_UNMAP_ADDR(bd)               HILO_U64(le32_to_cpu((bd)->addr_hi), \
 711                                                 le32_to_cpu((bd)->addr_lo))
 712#define BD_UNMAP_LEN(bd)                (le16_to_cpu((bd)->nbytes))
 713
 714#define BNX2X_DB_MIN_SHIFT              3       /* 8 bytes */
 715#define BNX2X_DB_SHIFT                  7       /* 128 bytes*/
 716#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
 717#error "Min DB doorbell stride is 8"
 718#endif
 719#define DPM_TRIGER_TYPE                 0x40
 720#define DOORBELL(bp, cid, val) \
 721        do { \
 722                writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
 723                       DPM_TRIGER_TYPE); \
 724        } while (0)
 725
 726
 727/* TX CSUM helpers */
 728#define SKB_CS_OFF(skb)         (offsetof(struct tcphdr, check) - \
 729                                 skb->csum_offset)
 730#define SKB_CS(skb)             (*(u16 *)(skb_transport_header(skb) + \
 731                                          skb->csum_offset))
 732
 733#define pbd_tcp_flags(tcp_hdr)  (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)
 734
 735#define XMIT_PLAIN              0
 736#define XMIT_CSUM_V4            (1 << 0)
 737#define XMIT_CSUM_V6            (1 << 1)
 738#define XMIT_CSUM_TCP           (1 << 2)
 739#define XMIT_GSO_V4             (1 << 3)
 740#define XMIT_GSO_V6             (1 << 4)
 741#define XMIT_CSUM_ENC_V4        (1 << 5)
 742#define XMIT_CSUM_ENC_V6        (1 << 6)
 743#define XMIT_GSO_ENC_V4         (1 << 7)
 744#define XMIT_GSO_ENC_V6         (1 << 8)
 745
 746#define XMIT_CSUM_ENC           (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6)
 747#define XMIT_GSO_ENC            (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6)
 748
 749#define XMIT_CSUM               (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC)
 750#define XMIT_GSO                (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC)
 751
 752/* stuff added to make the code fit 80Col */
 753#define CQE_TYPE(cqe_fp_flags)   ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
 754#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
 755#define CQE_TYPE_STOP(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
 756#define CQE_TYPE_SLOW(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
 757#define CQE_TYPE_FAST(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
 758
 759#define ETH_RX_ERROR_FALGS              ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
 760
 761#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
 762                                (((le16_to_cpu(flags) & \
 763                                   PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
 764                                  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
 765                                 == PRS_FLAG_OVERETH_IPV4)
 766#define BNX2X_RX_SUM_FIX(cqe) \
 767        BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
 768
 769
 770#define FP_USB_FUNC_OFF \
 771                        offsetof(struct cstorm_status_block_u, func)
 772#define FP_CSB_FUNC_OFF \
 773                        offsetof(struct cstorm_status_block_c, func)
 774
 775#define HC_INDEX_ETH_RX_CQ_CONS         1
 776
 777#define HC_INDEX_OOO_TX_CQ_CONS         4
 778
 779#define HC_INDEX_ETH_TX_CQ_CONS_COS0    5
 780
 781#define HC_INDEX_ETH_TX_CQ_CONS_COS1    6
 782
 783#define HC_INDEX_ETH_TX_CQ_CONS_COS2    7
 784
 785#define HC_INDEX_ETH_FIRST_TX_CQ_CONS   HC_INDEX_ETH_TX_CQ_CONS_COS0
 786
 787#define BNX2X_RX_SB_INDEX \
 788        (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
 789
 790#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
 791
 792#define BNX2X_TX_SB_INDEX_COS0 \
 793        (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
 794
 795/* end of fast path */
 796
 797/* common */
 798
 799struct bnx2x_common {
 800
 801        u32                     chip_id;
 802/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
 803#define CHIP_ID(bp)                     (bp->common.chip_id & 0xfffffff0)
 804
 805#define CHIP_NUM(bp)                    (bp->common.chip_id >> 16)
 806#define CHIP_NUM_57710                  0x164e
 807#define CHIP_NUM_57711                  0x164f
 808#define CHIP_NUM_57711E                 0x1650
 809#define CHIP_NUM_57712                  0x1662
 810#define CHIP_NUM_57712_MF               0x1663
 811#define CHIP_NUM_57712_VF               0x166f
 812#define CHIP_NUM_57713                  0x1651
 813#define CHIP_NUM_57713E                 0x1652
 814#define CHIP_NUM_57800                  0x168a
 815#define CHIP_NUM_57800_MF               0x16a5
 816#define CHIP_NUM_57800_VF               0x16a9
 817#define CHIP_NUM_57810                  0x168e
 818#define CHIP_NUM_57810_MF               0x16ae
 819#define CHIP_NUM_57810_VF               0x16af
 820#define CHIP_NUM_57811                  0x163d
 821#define CHIP_NUM_57811_MF               0x163e
 822#define CHIP_NUM_57811_VF               0x163f
 823#define CHIP_NUM_57840_OBSOLETE         0x168d
 824#define CHIP_NUM_57840_MF_OBSOLETE      0x16ab
 825#define CHIP_NUM_57840_4_10             0x16a1
 826#define CHIP_NUM_57840_2_20             0x16a2
 827#define CHIP_NUM_57840_MF               0x16a4
 828#define CHIP_NUM_57840_VF               0x16ad
 829#define CHIP_IS_E1(bp)                  (CHIP_NUM(bp) == CHIP_NUM_57710)
 830#define CHIP_IS_57711(bp)               (CHIP_NUM(bp) == CHIP_NUM_57711)
 831#define CHIP_IS_57711E(bp)              (CHIP_NUM(bp) == CHIP_NUM_57711E)
 832#define CHIP_IS_57712(bp)               (CHIP_NUM(bp) == CHIP_NUM_57712)
 833#define CHIP_IS_57712_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57712_VF)
 834#define CHIP_IS_57712_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
 835#define CHIP_IS_57800(bp)               (CHIP_NUM(bp) == CHIP_NUM_57800)
 836#define CHIP_IS_57800_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
 837#define CHIP_IS_57800_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57800_VF)
 838#define CHIP_IS_57810(bp)               (CHIP_NUM(bp) == CHIP_NUM_57810)
 839#define CHIP_IS_57810_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
 840#define CHIP_IS_57810_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57810_VF)
 841#define CHIP_IS_57811(bp)               (CHIP_NUM(bp) == CHIP_NUM_57811)
 842#define CHIP_IS_57811_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
 843#define CHIP_IS_57811_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57811_VF)
 844#define CHIP_IS_57840(bp)               \
 845                ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \
 846                 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \
 847                 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE))
 848#define CHIP_IS_57840_MF(bp)    ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \
 849                                 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE))
 850#define CHIP_IS_57840_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57840_VF)
 851#define CHIP_IS_E1H(bp)                 (CHIP_IS_57711(bp) || \
 852                                         CHIP_IS_57711E(bp))
 853#define CHIP_IS_57811xx(bp)             (CHIP_IS_57811(bp) || \
 854                                         CHIP_IS_57811_MF(bp) || \
 855                                         CHIP_IS_57811_VF(bp))
 856#define CHIP_IS_E2(bp)                  (CHIP_IS_57712(bp) || \
 857                                         CHIP_IS_57712_MF(bp) || \
 858                                         CHIP_IS_57712_VF(bp))
 859#define CHIP_IS_E3(bp)                  (CHIP_IS_57800(bp) || \
 860                                         CHIP_IS_57800_MF(bp) || \
 861                                         CHIP_IS_57800_VF(bp) || \
 862                                         CHIP_IS_57810(bp) || \
 863                                         CHIP_IS_57810_MF(bp) || \
 864                                         CHIP_IS_57810_VF(bp) || \
 865                                         CHIP_IS_57811xx(bp) || \
 866                                         CHIP_IS_57840(bp) || \
 867                                         CHIP_IS_57840_MF(bp) || \
 868                                         CHIP_IS_57840_VF(bp))
 869#define CHIP_IS_E1x(bp)                 (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
 870#define USES_WARPCORE(bp)               (CHIP_IS_E3(bp))
 871#define IS_E1H_OFFSET                   (!CHIP_IS_E1(bp))
 872
 873#define CHIP_REV_SHIFT                  12
 874#define CHIP_REV_MASK                   (0xF << CHIP_REV_SHIFT)
 875#define CHIP_REV_VAL(bp)                (bp->common.chip_id & CHIP_REV_MASK)
 876#define CHIP_REV_Ax                     (0x0 << CHIP_REV_SHIFT)
 877#define CHIP_REV_Bx                     (0x1 << CHIP_REV_SHIFT)
 878/* assume maximum 5 revisions */
 879#define CHIP_REV_IS_SLOW(bp)            (CHIP_REV_VAL(bp) > 0x00005000)
 880/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
 881#define CHIP_REV_IS_EMUL(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 882                                         !(CHIP_REV_VAL(bp) & 0x00001000))
 883/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
 884#define CHIP_REV_IS_FPGA(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 885                                         (CHIP_REV_VAL(bp) & 0x00001000))
 886
 887#define CHIP_TIME(bp)                   ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
 888                                        ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
 889
 890#define CHIP_METAL(bp)                  (bp->common.chip_id & 0x00000ff0)
 891#define CHIP_BOND_ID(bp)                (bp->common.chip_id & 0x0000000f)
 892#define CHIP_REV_SIM(bp)                (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
 893                                           (CHIP_REV_SHIFT + 1)) \
 894                                                << CHIP_REV_SHIFT)
 895#define CHIP_REV(bp)                    (CHIP_REV_IS_SLOW(bp) ? \
 896                                                CHIP_REV_SIM(bp) :\
 897                                                CHIP_REV_VAL(bp))
 898#define CHIP_IS_E3B0(bp)                (CHIP_IS_E3(bp) && \
 899                                         (CHIP_REV(bp) == CHIP_REV_Bx))
 900#define CHIP_IS_E3A0(bp)                (CHIP_IS_E3(bp) && \
 901                                         (CHIP_REV(bp) == CHIP_REV_Ax))
 902/* This define is used in two main places:
 903 * 1. In the early stages of nic_load, to know if to configrue Parser / Searcher
 904 * to nic-only mode or to offload mode. Offload mode is configured if either the
 905 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already
 906 * registered for this port (which means that the user wants storage services).
 907 * 2. During cnic-related load, to know if offload mode is already configured in
 908 * the HW or needs to be configrued.
 909 * Since the transition from nic-mode to offload-mode in HW causes traffic
 910 * coruption, nic-mode is configured only in ports on which storage services
 911 * where never requested.
 912 */
 913#define CONFIGURE_NIC_MODE(bp)          (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp))
 914
 915        int                     flash_size;
 916#define BNX2X_NVRAM_1MB_SIZE                    0x20000 /* 1M bit in bytes */
 917#define BNX2X_NVRAM_TIMEOUT_COUNT               30000
 918#define BNX2X_NVRAM_PAGE_SIZE                   256
 919
 920        u32                     shmem_base;
 921        u32                     shmem2_base;
 922        u32                     mf_cfg_base;
 923        u32                     mf2_cfg_base;
 924
 925        u32                     hw_config;
 926
 927        u32                     bc_ver;
 928
 929        u8                      int_block;
 930#define INT_BLOCK_HC                    0
 931#define INT_BLOCK_IGU                   1
 932#define INT_BLOCK_MODE_NORMAL           0
 933#define INT_BLOCK_MODE_BW_COMP          2
 934#define CHIP_INT_MODE_IS_NBC(bp)                \
 935                        (!CHIP_IS_E1x(bp) &&    \
 936                        !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
 937#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
 938
 939        u8                      chip_port_mode;
 940#define CHIP_4_PORT_MODE                        0x0
 941#define CHIP_2_PORT_MODE                        0x1
 942#define CHIP_PORT_MODE_NONE                     0x2
 943#define CHIP_MODE(bp)                   (bp->common.chip_port_mode)
 944#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
 945
 946        u32                     boot_mode;
 947};
 948
 949/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
 950#define BNX2X_IGU_STAS_MSG_VF_CNT 64
 951#define BNX2X_IGU_STAS_MSG_PF_CNT 4
 952
 953#define MAX_IGU_ATTN_ACK_TO       100
 954/* end of common */
 955
 956/* port */
 957
 958struct bnx2x_port {
 959        u32                     pmf;
 960
 961        u32                     link_config[LINK_CONFIG_SIZE];
 962
 963        u32                     supported[LINK_CONFIG_SIZE];
 964/* link settings - missing defines */
 965#define SUPPORTED_2500baseX_Full        (1 << 15)
 966
 967        u32                     advertising[LINK_CONFIG_SIZE];
 968/* link settings - missing defines */
 969#define ADVERTISED_2500baseX_Full       (1 << 15)
 970
 971        u32                     phy_addr;
 972
 973        /* used to synchronize phy accesses */
 974        struct mutex            phy_mutex;
 975
 976        u32                     port_stx;
 977
 978        struct nig_stats        old_nig_stats;
 979};
 980
 981/* end of port */
 982
 983#define STATS_OFFSET32(stat_name) \
 984                        (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
 985
 986/* slow path */
 987
 988/* slow path work-queue */
 989extern struct workqueue_struct *bnx2x_wq;
 990
 991#define BNX2X_MAX_NUM_OF_VFS    64
 992#define BNX2X_VF_CID_WND        0
 993#define BNX2X_CIDS_PER_VF       (1 << BNX2X_VF_CID_WND)
 994#define BNX2X_CLIENTS_PER_VF    1
 995#define BNX2X_FIRST_VF_CID      256
 996#define BNX2X_VF_CIDS           (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF)
 997#define BNX2X_VF_ID_INVALID     0xFF
 998
 999/*
1000 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
1001 * control by the number of fast-path status blocks supported by the
1002 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
1003 * status block represents an independent interrupts context that can
1004 * serve a regular L2 networking queue. However special L2 queues such
1005 * as the FCoE queue do not require a FP-SB and other components like
1006 * the CNIC may consume FP-SB reducing the number of possible L2 queues
1007 *
1008 * If the maximum number of FP-SB available is X then:
1009 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
1010 *    regular L2 queues is Y=X-1
1011 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
1012 * c. If the FCoE L2 queue is supported the actual number of L2 queues
1013 *    is Y+1
1014 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
1015 *    slow-path interrupts) or Y+2 if CNIC is supported (one additional
1016 *    FP interrupt context for the CNIC).
1017 * e. The number of HW context (CID count) is always X or X+1 if FCoE
1018 *    L2 queue is supported. the cid for the FCoE L2 queue is always X.
1019 */
1020
1021/* fast-path interrupt contexts E1x */
1022#define FP_SB_MAX_E1x           16
1023/* fast-path interrupt contexts E2 */
1024#define FP_SB_MAX_E2            HC_SB_MAX_SB_E2
1025
1026union cdu_context {
1027        struct eth_context eth;
1028        char pad[1024];
1029};
1030
1031/* CDU host DB constants */
1032#define CDU_ILT_PAGE_SZ_HW      2
1033#define CDU_ILT_PAGE_SZ         (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
1034#define ILT_PAGE_CIDS           (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
1035
1036#define CNIC_ISCSI_CID_MAX      256
1037#define CNIC_FCOE_CID_MAX       2048
1038#define CNIC_CID_MAX            (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
1039#define CNIC_ILT_LINES          DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
1040
1041#define QM_ILT_PAGE_SZ_HW       0
1042#define QM_ILT_PAGE_SZ          (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
1043#define QM_CID_ROUND            1024
1044
1045/* TM (timers) host DB constants */
1046#define TM_ILT_PAGE_SZ_HW       0
1047#define TM_ILT_PAGE_SZ          (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
1048/* #define TM_CONN_NUM          (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
1049#define TM_CONN_NUM             1024
1050#define TM_ILT_SZ               (8 * TM_CONN_NUM)
1051#define TM_ILT_LINES            DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1052
1053/* SRC (Searcher) host DB constants */
1054#define SRC_ILT_PAGE_SZ_HW      0
1055#define SRC_ILT_PAGE_SZ         (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
1056#define SRC_HASH_BITS           10
1057#define SRC_CONN_NUM            (1 << SRC_HASH_BITS) /* 1024 */
1058#define SRC_ILT_SZ              (sizeof(struct src_ent) * SRC_CONN_NUM)
1059#define SRC_T2_SZ               SRC_ILT_SZ
1060#define SRC_ILT_LINES           DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
1061
1062#define MAX_DMAE_C              8
1063
1064/* DMA memory not used in fastpath */
1065struct bnx2x_slowpath {
1066        union {
1067                struct mac_configuration_cmd            e1x;
1068                struct eth_classify_rules_ramrod_data   e2;
1069        } mac_rdata;
1070
1071
1072        union {
1073                struct tstorm_eth_mac_filter_config     e1x;
1074                struct eth_filter_rules_ramrod_data     e2;
1075        } rx_mode_rdata;
1076
1077        union {
1078                struct mac_configuration_cmd            e1;
1079                struct eth_multicast_rules_ramrod_data  e2;
1080        } mcast_rdata;
1081
1082        struct eth_rss_update_ramrod_data       rss_rdata;
1083
1084        /* Queue State related ramrods are always sent under rtnl_lock */
1085        union {
1086                struct client_init_ramrod_data  init_data;
1087                struct client_update_ramrod_data update_data;
1088        } q_rdata;
1089
1090        union {
1091                struct function_start_data      func_start;
1092                /* pfc configuration for DCBX ramrod */
1093                struct flow_control_configuration pfc_config;
1094        } func_rdata;
1095
1096        /* afex ramrod can not be a part of func_rdata union because these
1097         * events might arrive in parallel to other events from func_rdata.
1098         * Therefore, if they would have been defined in the same union,
1099         * data can get corrupted.
1100         */
1101        struct afex_vif_list_ramrod_data func_afex_rdata;
1102
1103        /* used by dmae command executer */
1104        struct dmae_command             dmae[MAX_DMAE_C];
1105
1106        u32                             stats_comp;
1107        union mac_stats                 mac_stats;
1108        struct nig_stats                nig_stats;
1109        struct host_port_stats          port_stats;
1110        struct host_func_stats          func_stats;
1111
1112        u32                             wb_comp;
1113        u32                             wb_data[4];
1114
1115        union drv_info_to_mcp           drv_info_to_mcp;
1116};
1117
1118#define bnx2x_sp(bp, var)               (&bp->slowpath->var)
1119#define bnx2x_sp_mapping(bp, var) \
1120                (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
1121
1122
1123/* attn group wiring */
1124#define MAX_DYNAMIC_ATTN_GRPS           8
1125
1126struct attn_route {
1127        u32 sig[5];
1128};
1129
1130struct iro {
1131        u32 base;
1132        u16 m1;
1133        u16 m2;
1134        u16 m3;
1135        u16 size;
1136};
1137
1138struct hw_context {
1139        union cdu_context *vcxt;
1140        dma_addr_t cxt_mapping;
1141        size_t size;
1142};
1143
1144/* forward */
1145struct bnx2x_ilt;
1146
1147struct bnx2x_vfdb;
1148
1149enum bnx2x_recovery_state {
1150        BNX2X_RECOVERY_DONE,
1151        BNX2X_RECOVERY_INIT,
1152        BNX2X_RECOVERY_WAIT,
1153        BNX2X_RECOVERY_FAILED,
1154        BNX2X_RECOVERY_NIC_LOADING
1155};
1156
1157/*
1158 * Event queue (EQ or event ring) MC hsi
1159 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1160 */
1161#define NUM_EQ_PAGES            1
1162#define EQ_DESC_CNT_PAGE        (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1163#define EQ_DESC_MAX_PAGE        (EQ_DESC_CNT_PAGE - 1)
1164#define NUM_EQ_DESC             (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1165#define EQ_DESC_MASK            (NUM_EQ_DESC - 1)
1166#define MAX_EQ_AVAIL            (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1167
1168/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1169#define NEXT_EQ_IDX(x)          ((((x) & EQ_DESC_MAX_PAGE) == \
1170                                  (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1171
1172/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1173#define EQ_DESC(x)              ((x) & EQ_DESC_MASK)
1174
1175#define BNX2X_EQ_INDEX \
1176        (&bp->def_status_blk->sp_sb.\
1177        index_values[HC_SP_INDEX_EQ_CONS])
1178
1179/* This is a data that will be used to create a link report message.
1180 * We will keep the data used for the last link report in order
1181 * to prevent reporting the same link parameters twice.
1182 */
1183struct bnx2x_link_report_data {
1184        u16 line_speed;                 /* Effective line speed */
1185        unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1186};
1187
1188enum {
1189        BNX2X_LINK_REPORT_FD,           /* Full DUPLEX */
1190        BNX2X_LINK_REPORT_LINK_DOWN,
1191        BNX2X_LINK_REPORT_RX_FC_ON,
1192        BNX2X_LINK_REPORT_TX_FC_ON,
1193};
1194
1195enum {
1196        BNX2X_PORT_QUERY_IDX,
1197        BNX2X_PF_QUERY_IDX,
1198        BNX2X_FCOE_QUERY_IDX,
1199        BNX2X_FIRST_QUEUE_QUERY_IDX,
1200};
1201
1202struct bnx2x_fw_stats_req {
1203        struct stats_query_header hdr;
1204        struct stats_query_entry query[FP_SB_MAX_E1x+
1205                BNX2X_FIRST_QUEUE_QUERY_IDX];
1206};
1207
1208struct bnx2x_fw_stats_data {
1209        struct stats_counter            storm_counters;
1210        struct per_port_stats           port;
1211        struct per_pf_stats             pf;
1212        struct fcoe_statistics_params   fcoe;
1213        struct per_queue_stats          queue_stats[1];
1214};
1215
1216/* Public slow path states */
1217enum {
1218        BNX2X_SP_RTNL_SETUP_TC,
1219        BNX2X_SP_RTNL_TX_TIMEOUT,
1220        BNX2X_SP_RTNL_FAN_FAILURE,
1221        BNX2X_SP_RTNL_AFEX_F_UPDATE,
1222        BNX2X_SP_RTNL_ENABLE_SRIOV,
1223        BNX2X_SP_RTNL_VFPF_MCAST,
1224        BNX2X_SP_RTNL_VFPF_STORM_RX_MODE,
1225        BNX2X_SP_RTNL_HYPERVISOR_VLAN,
1226};
1227
1228
1229struct bnx2x_prev_path_list {
1230        struct list_head list;
1231        u8 bus;
1232        u8 slot;
1233        u8 path;
1234        u8 aer;
1235        u8 undi;
1236};
1237
1238struct bnx2x_sp_objs {
1239        /* MACs object */
1240        struct bnx2x_vlan_mac_obj mac_obj;
1241
1242        /* Queue State object */
1243        struct bnx2x_queue_sp_obj q_obj;
1244};
1245
1246struct bnx2x_fp_stats {
1247        struct tstorm_per_queue_stats old_tclient;
1248        struct ustorm_per_queue_stats old_uclient;
1249        struct xstorm_per_queue_stats old_xclient;
1250        struct bnx2x_eth_q_stats eth_q_stats;
1251        struct bnx2x_eth_q_stats_old eth_q_stats_old;
1252};
1253
1254struct bnx2x {
1255        /* Fields used in the tx and intr/napi performance paths
1256         * are grouped together in the beginning of the structure
1257         */
1258        struct bnx2x_fastpath   *fp;
1259        struct bnx2x_sp_objs    *sp_objs;
1260        struct bnx2x_fp_stats   *fp_stats;
1261        struct bnx2x_fp_txdata  *bnx2x_txq;
1262        void __iomem            *regview;
1263        void __iomem            *doorbells;
1264        u16                     db_size;
1265
1266        u8                      pf_num; /* absolute PF number */
1267        u8                      pfid;   /* per-path PF number */
1268        int                     base_fw_ndsb; /**/
1269#define BP_PATH(bp)                     (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1270#define BP_PORT(bp)                     (bp->pfid & 1)
1271#define BP_FUNC(bp)                     (bp->pfid)
1272#define BP_ABS_FUNC(bp)                 (bp->pf_num)
1273#define BP_VN(bp)                       ((bp)->pfid >> 1)
1274#define BP_MAX_VN_NUM(bp)               (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1275#define BP_L_ID(bp)                     (BP_VN(bp) << 2)
1276#define BP_FW_MB_IDX_VN(bp, vn)         (BP_PORT(bp) +\
1277          (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2  : 1))
1278#define BP_FW_MB_IDX(bp)                BP_FW_MB_IDX_VN(bp, BP_VN(bp))
1279
1280#ifdef CONFIG_BNX2X_SRIOV
1281        /* protects vf2pf mailbox from simultaneous access */
1282        struct mutex            vf2pf_mutex;
1283        /* vf pf channel mailbox contains request and response buffers */
1284        struct bnx2x_vf_mbx_msg *vf2pf_mbox;
1285        dma_addr_t              vf2pf_mbox_mapping;
1286
1287        /* we set aside a copy of the acquire response */
1288        struct pfvf_acquire_resp_tlv acquire_resp;
1289
1290        /* bulletin board for messages from pf to vf */
1291        union pf_vf_bulletin   *pf2vf_bulletin;
1292        dma_addr_t              pf2vf_bulletin_mapping;
1293
1294        struct pf_vf_bulletin_content   old_bulletin;
1295
1296        u16 requested_nr_virtfn;
1297#endif /* CONFIG_BNX2X_SRIOV */
1298
1299        struct net_device       *dev;
1300        struct pci_dev          *pdev;
1301
1302        const struct iro        *iro_arr;
1303#define IRO (bp->iro_arr)
1304
1305        enum bnx2x_recovery_state recovery_state;
1306        int                     is_leader;
1307        struct msix_entry       *msix_table;
1308
1309        int                     tx_ring_size;
1310
1311/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1312#define ETH_OVREHEAD            (ETH_HLEN + 8 + 8)
1313#define ETH_MIN_PACKET_SIZE             60
1314#define ETH_MAX_PACKET_SIZE             1500
1315#define ETH_MAX_JUMBO_PACKET_SIZE       9600
1316/* TCP with Timestamp Option (32) + IPv6 (40) */
1317#define ETH_MAX_TPA_HEADER_SIZE         72
1318
1319        /* Max supported alignment is 256 (8 shift) */
1320#define BNX2X_RX_ALIGN_SHIFT            min(8, L1_CACHE_SHIFT)
1321
1322        /* FW uses 2 Cache lines Alignment for start packet and size
1323         *
1324         * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1325         * at the end of skb->data, to avoid wasting a full cache line.
1326         * This reduces memory use (skb->truesize).
1327         */
1328#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1329
1330#define BNX2X_FW_RX_ALIGN_END                                   \
1331        max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT,                 \
1332            SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1333
1334#define BNX2X_PXP_DRAM_ALIGN            (BNX2X_RX_ALIGN_SHIFT - 5)
1335
1336        struct host_sp_status_block *def_status_blk;
1337#define DEF_SB_IGU_ID                   16
1338#define DEF_SB_ID                       HC_SP_SB_ID
1339        __le16                  def_idx;
1340        __le16                  def_att_idx;
1341        u32                     attn_state;
1342        struct attn_route       attn_group[MAX_DYNAMIC_ATTN_GRPS];
1343
1344        /* slow path ring */
1345        struct eth_spe          *spq;
1346        dma_addr_t              spq_mapping;
1347        u16                     spq_prod_idx;
1348        struct eth_spe          *spq_prod_bd;
1349        struct eth_spe          *spq_last_bd;
1350        __le16                  *dsb_sp_prod;
1351        atomic_t                cq_spq_left; /* ETH_XXX ramrods credit */
1352        /* used to synchronize spq accesses */
1353        spinlock_t              spq_lock;
1354
1355        /* event queue */
1356        union event_ring_elem   *eq_ring;
1357        dma_addr_t              eq_mapping;
1358        u16                     eq_prod;
1359        u16                     eq_cons;
1360        __le16                  *eq_cons_sb;
1361        atomic_t                eq_spq_left; /* COMMON_XXX ramrods credit */
1362
1363        /* Counter for marking that there is a STAT_QUERY ramrod pending */
1364        u16                     stats_pending;
1365        /*  Counter for completed statistics ramrods */
1366        u16                     stats_comp;
1367
1368        /* End of fields used in the performance code paths */
1369
1370        int                     panic;
1371        int                     msg_enable;
1372
1373        u32                     flags;
1374#define PCIX_FLAG                       (1 << 0)
1375#define PCI_32BIT_FLAG                  (1 << 1)
1376#define ONE_PORT_FLAG                   (1 << 2)
1377#define NO_WOL_FLAG                     (1 << 3)
1378#define USING_DAC_FLAG                  (1 << 4)
1379#define USING_MSIX_FLAG                 (1 << 5)
1380#define USING_MSI_FLAG                  (1 << 6)
1381#define DISABLE_MSI_FLAG                (1 << 7)
1382#define TPA_ENABLE_FLAG                 (1 << 8)
1383#define NO_MCP_FLAG                     (1 << 9)
1384#define GRO_ENABLE_FLAG                 (1 << 10)
1385#define MF_FUNC_DIS                     (1 << 11)
1386#define OWN_CNIC_IRQ                    (1 << 12)
1387#define NO_ISCSI_OOO_FLAG               (1 << 13)
1388#define NO_ISCSI_FLAG                   (1 << 14)
1389#define NO_FCOE_FLAG                    (1 << 15)
1390#define BC_SUPPORTS_PFC_STATS           (1 << 17)
1391#define BC_SUPPORTS_FCOE_FEATURES       (1 << 19)
1392#define USING_SINGLE_MSIX_FLAG          (1 << 20)
1393#define BC_SUPPORTS_DCBX_MSG_NON_PMF    (1 << 21)
1394#define IS_VF_FLAG                      (1 << 22)
1395
1396#define BP_NOMCP(bp)                    ((bp)->flags & NO_MCP_FLAG)
1397
1398#ifdef CONFIG_BNX2X_SRIOV
1399#define IS_VF(bp)                       ((bp)->flags & IS_VF_FLAG)
1400#define IS_PF(bp)                       (!((bp)->flags & IS_VF_FLAG))
1401#else
1402#define IS_VF(bp)                       false
1403#define IS_PF(bp)                       true
1404#endif
1405
1406#define NO_ISCSI(bp)            ((bp)->flags & NO_ISCSI_FLAG)
1407#define NO_ISCSI_OOO(bp)        ((bp)->flags & NO_ISCSI_OOO_FLAG)
1408#define NO_FCOE(bp)             ((bp)->flags & NO_FCOE_FLAG)
1409
1410        u8                      cnic_support;
1411        bool                    cnic_enabled;
1412        bool                    cnic_loaded;
1413        struct cnic_eth_dev     *(*cnic_probe)(struct net_device *);
1414
1415        /* Flag that indicates that we can start looking for FCoE L2 queue
1416         * completions in the default status block.
1417         */
1418        bool                    fcoe_init;
1419
1420        int                     pm_cap;
1421        int                     mrrs;
1422
1423        struct delayed_work     sp_task;
1424        atomic_t                interrupt_occurred;
1425        struct delayed_work     sp_rtnl_task;
1426
1427        struct delayed_work     period_task;
1428        struct timer_list       timer;
1429        int                     current_interval;
1430
1431        u16                     fw_seq;
1432        u16                     fw_drv_pulse_wr_seq;
1433        u32                     func_stx;
1434
1435        struct link_params      link_params;
1436        struct link_vars        link_vars;
1437        u32                     link_cnt;
1438        struct bnx2x_link_report_data last_reported_link;
1439
1440        struct mdio_if_info     mdio;
1441
1442        struct bnx2x_common     common;
1443        struct bnx2x_port       port;
1444
1445        struct cmng_init        cmng;
1446
1447        u32                     mf_config[E1HVN_MAX];
1448        u32                     mf_ext_config;
1449        u32                     path_has_ovlan; /* E3 */
1450        u16                     mf_ov;
1451        u8                      mf_mode;
1452#define IS_MF(bp)               (bp->mf_mode != 0)
1453#define IS_MF_SI(bp)            (bp->mf_mode == MULTI_FUNCTION_SI)
1454#define IS_MF_SD(bp)            (bp->mf_mode == MULTI_FUNCTION_SD)
1455#define IS_MF_AFEX(bp)          (bp->mf_mode == MULTI_FUNCTION_AFEX)
1456
1457        u8                      wol;
1458
1459        int                     rx_ring_size;
1460
1461        u16                     tx_quick_cons_trip_int;
1462        u16                     tx_quick_cons_trip;
1463        u16                     tx_ticks_int;
1464        u16                     tx_ticks;
1465
1466        u16                     rx_quick_cons_trip_int;
1467        u16                     rx_quick_cons_trip;
1468        u16                     rx_ticks_int;
1469        u16                     rx_ticks;
1470/* Maximal coalescing timeout in us */
1471#define BNX2X_MAX_COALESCE_TOUT         (0xf0*12)
1472
1473        u32                     lin_cnt;
1474
1475        u16                     state;
1476#define BNX2X_STATE_CLOSED              0
1477#define BNX2X_STATE_OPENING_WAIT4_LOAD  0x1000
1478#define BNX2X_STATE_OPENING_WAIT4_PORT  0x2000
1479#define BNX2X_STATE_OPEN                0x3000
1480#define BNX2X_STATE_CLOSING_WAIT4_HALT  0x4000
1481#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
1482
1483#define BNX2X_STATE_DIAG                0xe000
1484#define BNX2X_STATE_ERROR               0xf000
1485
1486#define BNX2X_MAX_PRIORITY              8
1487#define BNX2X_MAX_ENTRIES_PER_PRI       16
1488#define BNX2X_MAX_COS                   3
1489#define BNX2X_MAX_TX_COS                2
1490        int                     num_queues;
1491        uint                    num_ethernet_queues;
1492        uint                    num_cnic_queues;
1493        int                     num_napi_queues;
1494        int                     disable_tpa;
1495
1496        u32                     rx_mode;
1497#define BNX2X_RX_MODE_NONE              0
1498#define BNX2X_RX_MODE_NORMAL            1
1499#define BNX2X_RX_MODE_ALLMULTI          2
1500#define BNX2X_RX_MODE_PROMISC           3
1501#define BNX2X_MAX_MULTICAST             64
1502
1503        u8                      igu_dsb_id;
1504        u8                      igu_base_sb;
1505        u8                      igu_sb_cnt;
1506        u8                      min_msix_vec_cnt;
1507
1508        u32                     igu_base_addr;
1509        dma_addr_t              def_status_blk_mapping;
1510
1511        struct bnx2x_slowpath   *slowpath;
1512        dma_addr_t              slowpath_mapping;
1513
1514        /* Total number of FW statistics requests */
1515        u8                      fw_stats_num;
1516
1517        /*
1518         * This is a memory buffer that will contain both statistics
1519         * ramrod request and data.
1520         */
1521        void                    *fw_stats;
1522        dma_addr_t              fw_stats_mapping;
1523
1524        /*
1525         * FW statistics request shortcut (points at the
1526         * beginning of fw_stats buffer).
1527         */
1528        struct bnx2x_fw_stats_req       *fw_stats_req;
1529        dma_addr_t                      fw_stats_req_mapping;
1530        int                             fw_stats_req_sz;
1531
1532        /*
1533         * FW statistics data shortcut (points at the beginning of
1534         * fw_stats buffer + fw_stats_req_sz).
1535         */
1536        struct bnx2x_fw_stats_data      *fw_stats_data;
1537        dma_addr_t                      fw_stats_data_mapping;
1538        int                             fw_stats_data_sz;
1539
1540        /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB
1541         * context size we need 8 ILT entries.
1542         */
1543#define ILT_MAX_L2_LINES        8
1544        struct hw_context       context[ILT_MAX_L2_LINES];
1545
1546        struct bnx2x_ilt        *ilt;
1547#define BP_ILT(bp)              ((bp)->ilt)
1548#define ILT_MAX_LINES           256
1549/*
1550 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1551 * to CNIC.
1552 */
1553#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp))
1554
1555/*
1556 * Maximum CID count that might be required by the bnx2x:
1557 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
1558 */
1559#define BNX2X_L2_CID_COUNT(bp)  (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
1560                                + 2 * CNIC_SUPPORT(bp))
1561#define BNX2X_L2_MAX_CID(bp)    (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
1562                                + 2 * CNIC_SUPPORT(bp))
1563#define L2_ILT_LINES(bp)        (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1564                                        ILT_PAGE_CIDS))
1565
1566        int                     qm_cid_count;
1567
1568        bool                    dropless_fc;
1569
1570        void                    *t2;
1571        dma_addr_t              t2_mapping;
1572        struct cnic_ops __rcu   *cnic_ops;
1573        void                    *cnic_data;
1574        u32                     cnic_tag;
1575        struct cnic_eth_dev     cnic_eth_dev;
1576        union host_hc_status_block cnic_sb;
1577        dma_addr_t              cnic_sb_mapping;
1578        struct eth_spe          *cnic_kwq;
1579        struct eth_spe          *cnic_kwq_prod;
1580        struct eth_spe          *cnic_kwq_cons;
1581        struct eth_spe          *cnic_kwq_last;
1582        u16                     cnic_kwq_pending;
1583        u16                     cnic_spq_pending;
1584        u8                      fip_mac[ETH_ALEN];
1585        struct mutex            cnic_mutex;
1586        struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1587
1588        /* Start index of the "special" (CNIC related) L2 cleints */
1589        u8                              cnic_base_cl_id;
1590
1591        int                     dmae_ready;
1592        /* used to synchronize dmae accesses */
1593        spinlock_t              dmae_lock;
1594
1595        /* used to protect the FW mail box */
1596        struct mutex            fw_mb_mutex;
1597
1598        /* used to synchronize stats collecting */
1599        int                     stats_state;
1600
1601        /* used for synchronization of concurrent threads statistics handling */
1602        spinlock_t              stats_lock;
1603
1604        /* used by dmae command loader */
1605        struct dmae_command     stats_dmae;
1606        int                     executer_idx;
1607
1608        u16                     stats_counter;
1609        struct bnx2x_eth_stats  eth_stats;
1610        struct host_func_stats          func_stats;
1611        struct bnx2x_eth_stats_old      eth_stats_old;
1612        struct bnx2x_net_stats_old      net_stats_old;
1613        struct bnx2x_fw_port_stats_old  fw_stats_old;
1614        bool                    stats_init;
1615
1616        struct z_stream_s       *strm;
1617        void                    *gunzip_buf;
1618        dma_addr_t              gunzip_mapping;
1619        int                     gunzip_outlen;
1620#define FW_BUF_SIZE                     0x8000
1621#define GUNZIP_BUF(bp)                  (bp->gunzip_buf)
1622#define GUNZIP_PHYS(bp)                 (bp->gunzip_mapping)
1623#define GUNZIP_OUTLEN(bp)               (bp->gunzip_outlen)
1624
1625        struct raw_op           *init_ops;
1626        /* Init blocks offsets inside init_ops */
1627        u16                     *init_ops_offsets;
1628        /* Data blob - has 32 bit granularity */
1629        u32                     *init_data;
1630        u32                     init_mode_flags;
1631#define INIT_MODE_FLAGS(bp)     (bp->init_mode_flags)
1632        /* Zipped PRAM blobs - raw data */
1633        const u8                *tsem_int_table_data;
1634        const u8                *tsem_pram_data;
1635        const u8                *usem_int_table_data;
1636        const u8                *usem_pram_data;
1637        const u8                *xsem_int_table_data;
1638        const u8                *xsem_pram_data;
1639        const u8                *csem_int_table_data;
1640        const u8                *csem_pram_data;
1641#define INIT_OPS(bp)                    (bp->init_ops)
1642#define INIT_OPS_OFFSETS(bp)            (bp->init_ops_offsets)
1643#define INIT_DATA(bp)                   (bp->init_data)
1644#define INIT_TSEM_INT_TABLE_DATA(bp)    (bp->tsem_int_table_data)
1645#define INIT_TSEM_PRAM_DATA(bp)         (bp->tsem_pram_data)
1646#define INIT_USEM_INT_TABLE_DATA(bp)    (bp->usem_int_table_data)
1647#define INIT_USEM_PRAM_DATA(bp)         (bp->usem_pram_data)
1648#define INIT_XSEM_INT_TABLE_DATA(bp)    (bp->xsem_int_table_data)
1649#define INIT_XSEM_PRAM_DATA(bp)         (bp->xsem_pram_data)
1650#define INIT_CSEM_INT_TABLE_DATA(bp)    (bp->csem_int_table_data)
1651#define INIT_CSEM_PRAM_DATA(bp)         (bp->csem_pram_data)
1652
1653#define PHY_FW_VER_LEN                  20
1654        char                    fw_ver[32];
1655        const struct firmware   *firmware;
1656
1657        struct bnx2x_vfdb       *vfdb;
1658#define IS_SRIOV(bp)            ((bp)->vfdb)
1659
1660        /* DCB support on/off */
1661        u16 dcb_state;
1662#define BNX2X_DCB_STATE_OFF                     0
1663#define BNX2X_DCB_STATE_ON                      1
1664
1665        /* DCBX engine mode */
1666        int dcbx_enabled;
1667#define BNX2X_DCBX_ENABLED_OFF                  0
1668#define BNX2X_DCBX_ENABLED_ON_NEG_OFF           1
1669#define BNX2X_DCBX_ENABLED_ON_NEG_ON            2
1670#define BNX2X_DCBX_ENABLED_INVALID              (-1)
1671
1672        bool dcbx_mode_uset;
1673
1674        struct bnx2x_config_dcbx_params         dcbx_config_params;
1675        struct bnx2x_dcbx_port_params           dcbx_port_params;
1676        int                                     dcb_version;
1677
1678        /* CAM credit pools */
1679
1680        /* used only in sriov */
1681        struct bnx2x_credit_pool_obj            vlans_pool;
1682
1683        struct bnx2x_credit_pool_obj            macs_pool;
1684
1685        /* RX_MODE object */
1686        struct bnx2x_rx_mode_obj                rx_mode_obj;
1687
1688        /* MCAST object */
1689        struct bnx2x_mcast_obj                  mcast_obj;
1690
1691        /* RSS configuration object */
1692        struct bnx2x_rss_config_obj             rss_conf_obj;
1693
1694        /* Function State controlling object */
1695        struct bnx2x_func_sp_obj                func_obj;
1696
1697        unsigned long                           sp_state;
1698
1699        /* operation indication for the sp_rtnl task */
1700        unsigned long                           sp_rtnl_state;
1701
1702        /* DCBX Negotation results */
1703        struct dcbx_features                    dcbx_local_feat;
1704        u32                                     dcbx_error;
1705
1706#ifdef BCM_DCBNL
1707        struct dcbx_features                    dcbx_remote_feat;
1708        u32                                     dcbx_remote_flags;
1709#endif
1710        /* AFEX: store default vlan used */
1711        int                                     afex_def_vlan_tag;
1712        enum mf_cfg_afex_vlan_mode              afex_vlan_mode;
1713        u32                                     pending_max;
1714
1715        /* multiple tx classes of service */
1716        u8                                      max_cos;
1717
1718        /* priority to cos mapping */
1719        u8                                      prio_to_cos[8];
1720
1721        int fp_array_size;
1722        u32 dump_preset_idx;
1723};
1724
1725/* Tx queues may be less or equal to Rx queues */
1726extern int num_queues;
1727#define BNX2X_NUM_QUEUES(bp)    (bp->num_queues)
1728#define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues)
1729#define BNX2X_NUM_NON_CNIC_QUEUES(bp)   (BNX2X_NUM_QUEUES(bp) - \
1730                                         (bp)->num_cnic_queues)
1731#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
1732
1733#define is_multi(bp)            (BNX2X_NUM_QUEUES(bp) > 1)
1734
1735#define BNX2X_MAX_QUEUES(bp)    BNX2X_MAX_RSS_COUNT(bp)
1736/* #define is_eth_multi(bp)     (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
1737
1738#define RSS_IPV4_CAP_MASK                                               \
1739        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1740
1741#define RSS_IPV4_TCP_CAP_MASK                                           \
1742        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1743
1744#define RSS_IPV6_CAP_MASK                                               \
1745        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1746
1747#define RSS_IPV6_TCP_CAP_MASK                                           \
1748        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1749
1750/* func init flags */
1751#define FUNC_FLG_RSS            0x0001
1752#define FUNC_FLG_STATS          0x0002
1753/* removed  FUNC_FLG_UNMATCHED  0x0004 */
1754#define FUNC_FLG_TPA            0x0008
1755#define FUNC_FLG_SPQ            0x0010
1756#define FUNC_FLG_LEADING        0x0020  /* PF only */
1757
1758
1759struct bnx2x_func_init_params {
1760        /* dma */
1761        dma_addr_t      fw_stat_map;    /* valid iff FUNC_FLG_STATS */
1762        dma_addr_t      spq_map;        /* valid iff FUNC_FLG_SPQ */
1763
1764        u16             func_flgs;
1765        u16             func_id;        /* abs fid */
1766        u16             pf_id;
1767        u16             spq_prod;       /* valid iff FUNC_FLG_SPQ */
1768};
1769
1770#define for_each_cnic_queue(bp, var) \
1771        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1772             (var)++) \
1773                if (skip_queue(bp, var))        \
1774                        continue;               \
1775                else
1776
1777#define for_each_eth_queue(bp, var) \
1778        for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1779
1780#define for_each_nondefault_eth_queue(bp, var) \
1781        for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1782
1783#define for_each_queue(bp, var) \
1784        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1785                if (skip_queue(bp, var))        \
1786                        continue;               \
1787                else
1788
1789/* Skip forwarding FP */
1790#define for_each_valid_rx_queue(bp, var)                        \
1791        for ((var) = 0;                                         \
1792             (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) :  \
1793                      BNX2X_NUM_ETH_QUEUES(bp));                \
1794             (var)++)                                           \
1795                if (skip_rx_queue(bp, var))                     \
1796                        continue;                               \
1797                else
1798
1799#define for_each_rx_queue_cnic(bp, var) \
1800        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1801             (var)++) \
1802                if (skip_rx_queue(bp, var))     \
1803                        continue;               \
1804                else
1805
1806#define for_each_rx_queue(bp, var) \
1807        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1808                if (skip_rx_queue(bp, var))     \
1809                        continue;               \
1810                else
1811
1812/* Skip OOO FP */
1813#define for_each_valid_tx_queue(bp, var)                        \
1814        for ((var) = 0;                                         \
1815             (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) :  \
1816                      BNX2X_NUM_ETH_QUEUES(bp));                \
1817             (var)++)                                           \
1818                if (skip_tx_queue(bp, var))                     \
1819                        continue;                               \
1820                else
1821
1822#define for_each_tx_queue_cnic(bp, var) \
1823        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1824             (var)++) \
1825                if (skip_tx_queue(bp, var))     \
1826                        continue;               \
1827                else
1828
1829#define for_each_tx_queue(bp, var) \
1830        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1831                if (skip_tx_queue(bp, var))     \
1832                        continue;               \
1833                else
1834
1835#define for_each_nondefault_queue(bp, var) \
1836        for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1837                if (skip_queue(bp, var))        \
1838                        continue;               \
1839                else
1840
1841#define for_each_cos_in_tx_queue(fp, var) \
1842        for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1843
1844/* skip rx queue
1845 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1846 */
1847#define skip_rx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1848
1849/* skip tx queue
1850 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1851 */
1852#define skip_tx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1853
1854#define skip_queue(bp, idx)     (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1855
1856
1857
1858
1859/**
1860 * bnx2x_set_mac_one - configure a single MAC address
1861 *
1862 * @bp:                 driver handle
1863 * @mac:                MAC to configure
1864 * @obj:                MAC object handle
1865 * @set:                if 'true' add a new MAC, otherwise - delete
1866 * @mac_type:           the type of the MAC to configure (e.g. ETH, UC list)
1867 * @ramrod_flags:       RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1868 *
1869 * Configures one MAC according to provided parameters or continues the
1870 * execution of previously scheduled commands if RAMROD_CONT is set in
1871 * ramrod_flags.
1872 *
1873 * Returns zero if operation has successfully completed, a positive value if the
1874 * operation has been successfully scheduled and a negative - if a requested
1875 * operations has failed.
1876 */
1877int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1878                      struct bnx2x_vlan_mac_obj *obj, bool set,
1879                      int mac_type, unsigned long *ramrod_flags);
1880/**
1881 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1882 *
1883 * @bp:                 driver handle
1884 * @mac_obj:            MAC object handle
1885 * @mac_type:           type of the MACs to clear (BNX2X_XXX_MAC)
1886 * @wait_for_comp:      if 'true' block until completion
1887 *
1888 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1889 *
1890 * Returns zero if operation has successfully completed, a positive value if the
1891 * operation has been successfully scheduled and a negative - if a requested
1892 * operations has failed.
1893 */
1894int bnx2x_del_all_macs(struct bnx2x *bp,
1895                       struct bnx2x_vlan_mac_obj *mac_obj,
1896                       int mac_type, bool wait_for_comp);
1897
1898/* Init Function API  */
1899void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1900void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
1901                    u8 vf_valid, int fw_sb_id, int igu_sb_id);
1902u32 bnx2x_get_pretend_reg(struct bnx2x *bp);
1903int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1904int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1905int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1906int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1907void bnx2x_read_mf_cfg(struct bnx2x *bp);
1908
1909int bnx2x_pretend_func(struct bnx2x *bp, u16 pretend_func_val);
1910
1911/* dmae */
1912void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1913void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1914                      u32 len32);
1915void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1916u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1917u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1918u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1919                      bool with_comp, u8 comp_type);
1920
1921void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
1922                               u8 src_type, u8 dst_type);
1923int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae);
1924void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl);
1925
1926/* FLR related routines */
1927u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp);
1928void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count);
1929int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt);
1930u8 bnx2x_is_pcie_pending(struct pci_dev *dev);
1931int bnx2x_flr_clnup_poll_hw_counter(struct bnx2x *bp, u32 reg,
1932                                    char *msg, u32 poll_cnt);
1933
1934void bnx2x_calc_fc_adv(struct bnx2x *bp);
1935int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
1936                  u32 data_hi, u32 data_lo, int cmd_type);
1937void bnx2x_update_coalesce(struct bnx2x *bp);
1938int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
1939
1940static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1941                           int wait)
1942{
1943        u32 val;
1944
1945        do {
1946                val = REG_RD(bp, reg);
1947                if (val == expected)
1948                        break;
1949                ms -= wait;
1950                msleep(wait);
1951
1952        } while (ms > 0);
1953
1954        return val;
1955}
1956
1957void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
1958                            bool is_pf);
1959
1960#define BNX2X_ILT_ZALLOC(x, y, size)                            \
1961        x = dma_alloc_coherent(&bp->pdev->dev, size, y,         \
1962                               GFP_KERNEL | __GFP_ZERO)
1963
1964#define BNX2X_ILT_FREE(x, y, size) \
1965        do { \
1966                if (x) { \
1967                        dma_free_coherent(&bp->pdev->dev, size, x, y); \
1968                        x = NULL; \
1969                        y = 0; \
1970                } \
1971        } while (0)
1972
1973#define ILOG2(x)        (ilog2((x)))
1974
1975#define ILT_NUM_PAGE_ENTRIES    (3072)
1976/* In 57710/11 we use whole table since we have 8 func
1977 * In 57712 we have only 4 func, but use same size per func, then only half of
1978 * the table in use
1979 */
1980#define ILT_PER_FUNC            (ILT_NUM_PAGE_ENTRIES/8)
1981
1982#define FUNC_ILT_BASE(func)     (func * ILT_PER_FUNC)
1983/*
1984 * the phys address is shifted right 12 bits and has an added
1985 * 1=valid bit added to the 53rd bit
1986 * then since this is a wide register(TM)
1987 * we split it into two 32 bit writes
1988 */
1989#define ONCHIP_ADDR1(x)         ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1990#define ONCHIP_ADDR2(x)         ((u32)((1 << 20) | ((u64)x >> 44)))
1991
1992/* load/unload mode */
1993#define LOAD_NORMAL                     0
1994#define LOAD_OPEN                       1
1995#define LOAD_DIAG                       2
1996#define LOAD_LOOPBACK_EXT               3
1997#define UNLOAD_NORMAL                   0
1998#define UNLOAD_CLOSE                    1
1999#define UNLOAD_RECOVERY                 2
2000
2001
2002/* DMAE command defines */
2003#define DMAE_TIMEOUT                    -1
2004#define DMAE_PCI_ERROR                  -2      /* E2 and onward */
2005#define DMAE_NOT_RDY                    -3
2006#define DMAE_PCI_ERR_FLAG               0x80000000
2007
2008#define DMAE_SRC_PCI                    0
2009#define DMAE_SRC_GRC                    1
2010
2011#define DMAE_DST_NONE                   0
2012#define DMAE_DST_PCI                    1
2013#define DMAE_DST_GRC                    2
2014
2015#define DMAE_COMP_PCI                   0
2016#define DMAE_COMP_GRC                   1
2017
2018/* E2 and onward - PCI error handling in the completion */
2019
2020#define DMAE_COMP_REGULAR               0
2021#define DMAE_COM_SET_ERR                1
2022
2023#define DMAE_CMD_SRC_PCI                (DMAE_SRC_PCI << \
2024                                                DMAE_COMMAND_SRC_SHIFT)
2025#define DMAE_CMD_SRC_GRC                (DMAE_SRC_GRC << \
2026                                                DMAE_COMMAND_SRC_SHIFT)
2027
2028#define DMAE_CMD_DST_PCI                (DMAE_DST_PCI << \
2029                                                DMAE_COMMAND_DST_SHIFT)
2030#define DMAE_CMD_DST_GRC                (DMAE_DST_GRC << \
2031                                                DMAE_COMMAND_DST_SHIFT)
2032
2033#define DMAE_CMD_C_DST_PCI              (DMAE_COMP_PCI << \
2034                                                DMAE_COMMAND_C_DST_SHIFT)
2035#define DMAE_CMD_C_DST_GRC              (DMAE_COMP_GRC << \
2036                                                DMAE_COMMAND_C_DST_SHIFT)
2037
2038#define DMAE_CMD_C_ENABLE               DMAE_COMMAND_C_TYPE_ENABLE
2039
2040#define DMAE_CMD_ENDIANITY_NO_SWAP      (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
2041#define DMAE_CMD_ENDIANITY_B_SWAP       (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
2042#define DMAE_CMD_ENDIANITY_DW_SWAP      (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
2043#define DMAE_CMD_ENDIANITY_B_DW_SWAP    (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
2044
2045#define DMAE_CMD_PORT_0                 0
2046#define DMAE_CMD_PORT_1                 DMAE_COMMAND_PORT
2047
2048#define DMAE_CMD_SRC_RESET              DMAE_COMMAND_SRC_RESET
2049#define DMAE_CMD_DST_RESET              DMAE_COMMAND_DST_RESET
2050#define DMAE_CMD_E1HVN_SHIFT            DMAE_COMMAND_E1HVN_SHIFT
2051
2052#define DMAE_SRC_PF                     0
2053#define DMAE_SRC_VF                     1
2054
2055#define DMAE_DST_PF                     0
2056#define DMAE_DST_VF                     1
2057
2058#define DMAE_C_SRC                      0
2059#define DMAE_C_DST                      1
2060
2061#define DMAE_LEN32_RD_MAX               0x80
2062#define DMAE_LEN32_WR_MAX(bp)           (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
2063
2064#define DMAE_COMP_VAL                   0x60d0d0ae /* E2 and on - upper bit
2065                                                        indicates eror */
2066
2067#define MAX_DMAE_C_PER_PORT             8
2068#define INIT_DMAE_C(bp)                 (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2069                                         BP_VN(bp))
2070#define PMF_DMAE_C(bp)                  (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2071                                         E1HVN_MAX)
2072
2073/* PCIE link and speed */
2074#define PCICFG_LINK_WIDTH               0x1f00000
2075#define PCICFG_LINK_WIDTH_SHIFT         20
2076#define PCICFG_LINK_SPEED               0xf0000
2077#define PCICFG_LINK_SPEED_SHIFT         16
2078
2079#define BNX2X_NUM_TESTS_SF              7
2080#define BNX2X_NUM_TESTS_MF              3
2081#define BNX2X_NUM_TESTS(bp)             (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
2082                                                     BNX2X_NUM_TESTS_SF)
2083
2084#define BNX2X_PHY_LOOPBACK              0
2085#define BNX2X_MAC_LOOPBACK              1
2086#define BNX2X_EXT_LOOPBACK              2
2087#define BNX2X_PHY_LOOPBACK_FAILED       1
2088#define BNX2X_MAC_LOOPBACK_FAILED       2
2089#define BNX2X_EXT_LOOPBACK_FAILED       3
2090#define BNX2X_LOOPBACK_FAILED           (BNX2X_MAC_LOOPBACK_FAILED | \
2091                                         BNX2X_PHY_LOOPBACK_FAILED)
2092
2093#define STROM_ASSERT_ARRAY_SIZE         50
2094
2095/* must be used on a CID before placing it on a HW ring */
2096#define HW_CID(bp, x)                   ((BP_PORT(bp) << 23) | \
2097                                         (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
2098                                         (x))
2099
2100#define SP_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_spe))
2101#define MAX_SP_DESC_CNT                 (SP_DESC_CNT - 1)
2102
2103
2104#define BNX2X_BTR                       4
2105#define MAX_SPQ_PENDING                 8
2106
2107/* CMNG constants, as derived from system spec calculations */
2108/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
2109#define DEF_MIN_RATE                                    100
2110/* resolution of the rate shaping timer - 400 usec */
2111#define RS_PERIODIC_TIMEOUT_USEC                        400
2112/* number of bytes in single QM arbitration cycle -
2113 * coefficient for calculating the fairness timer */
2114#define QM_ARB_BYTES                                    160000
2115/* resolution of Min algorithm 1:100 */
2116#define MIN_RES                                         100
2117/* how many bytes above threshold for the minimal credit of Min algorithm*/
2118#define MIN_ABOVE_THRESH                                32768
2119/* Fairness algorithm integration time coefficient -
2120 * for calculating the actual Tfair */
2121#define T_FAIR_COEF     ((MIN_ABOVE_THRESH +  QM_ARB_BYTES) * 8 * MIN_RES)
2122/* Memory of fairness algorithm . 2 cycles */
2123#define FAIR_MEM                                        2
2124
2125#define ATTN_NIG_FOR_FUNC               (1L << 8)
2126#define ATTN_SW_TIMER_4_FUNC            (1L << 9)
2127#define GPIO_2_FUNC                     (1L << 10)
2128#define GPIO_3_FUNC                     (1L << 11)
2129#define GPIO_4_FUNC                     (1L << 12)
2130#define ATTN_GENERAL_ATTN_1             (1L << 13)
2131#define ATTN_GENERAL_ATTN_2             (1L << 14)
2132#define ATTN_GENERAL_ATTN_3             (1L << 15)
2133#define ATTN_GENERAL_ATTN_4             (1L << 13)
2134#define ATTN_GENERAL_ATTN_5             (1L << 14)
2135#define ATTN_GENERAL_ATTN_6             (1L << 15)
2136
2137#define ATTN_HARD_WIRED_MASK            0xff00
2138#define ATTENTION_ID                    4
2139
2140
2141/* stuff added to make the code fit 80Col */
2142
2143#define BNX2X_PMF_LINK_ASSERT \
2144        GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
2145
2146#define BNX2X_MC_ASSERT_BITS \
2147        (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2148         GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2149         GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2150         GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2151
2152#define BNX2X_MCP_ASSERT \
2153        GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2154
2155#define BNX2X_GRC_TIMEOUT       GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2156#define BNX2X_GRC_RSV           (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2157                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2158                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2159                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2160                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2161                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2162
2163#define HW_INTERRUT_ASSERT_SET_0 \
2164                                (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2165                                 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2166                                 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
2167                                 AEU_INPUTS_ATTN_BITS_BRB_HW_INTERRUPT | \
2168                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
2169#define HW_PRTY_ASSERT_SET_0    (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
2170                                 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2171                                 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2172                                 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
2173                                 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2174                                 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2175                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
2176#define HW_INTERRUT_ASSERT_SET_1 \
2177                                (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2178                                 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2179                                 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2180                                 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2181                                 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2182                                 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2183                                 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2184                                 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2185                                 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2186                                 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2187                                 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
2188#define HW_PRTY_ASSERT_SET_1    (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
2189                                 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
2190                                 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
2191                                 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
2192                                 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
2193                                 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
2194                                 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
2195                                 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
2196                             AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
2197                                 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2198                                 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
2199                                 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
2200                                 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2201                                 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
2202                                 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2203                                 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
2204#define HW_INTERRUT_ASSERT_SET_2 \
2205                                (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2206                                 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2207                                 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2208                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2209                                 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
2210#define HW_PRTY_ASSERT_SET_2    (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
2211                                 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2212                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2213                                 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2214                                 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
2215                                 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
2216                                 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2217                                 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2218
2219#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2220                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2221                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2222                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
2223
2224#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2225                              AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2226
2227#define MULTI_MASK                      0x7f
2228
2229#define DEF_USB_FUNC_OFF        offsetof(struct cstorm_def_status_block_u, func)
2230#define DEF_CSB_FUNC_OFF        offsetof(struct cstorm_def_status_block_c, func)
2231#define DEF_XSB_FUNC_OFF        offsetof(struct xstorm_def_status_block, func)
2232#define DEF_TSB_FUNC_OFF        offsetof(struct tstorm_def_status_block, func)
2233
2234#define DEF_USB_IGU_INDEX_OFF \
2235                        offsetof(struct cstorm_def_status_block_u, igu_index)
2236#define DEF_CSB_IGU_INDEX_OFF \
2237                        offsetof(struct cstorm_def_status_block_c, igu_index)
2238#define DEF_XSB_IGU_INDEX_OFF \
2239                        offsetof(struct xstorm_def_status_block, igu_index)
2240#define DEF_TSB_IGU_INDEX_OFF \
2241                        offsetof(struct tstorm_def_status_block, igu_index)
2242
2243#define DEF_USB_SEGMENT_OFF \
2244                        offsetof(struct cstorm_def_status_block_u, segment)
2245#define DEF_CSB_SEGMENT_OFF \
2246                        offsetof(struct cstorm_def_status_block_c, segment)
2247#define DEF_XSB_SEGMENT_OFF \
2248                        offsetof(struct xstorm_def_status_block, segment)
2249#define DEF_TSB_SEGMENT_OFF \
2250                        offsetof(struct tstorm_def_status_block, segment)
2251
2252#define BNX2X_SP_DSB_INDEX \
2253                (&bp->def_status_blk->sp_sb.\
2254                                        index_values[HC_SP_INDEX_ETH_DEF_CONS])
2255
2256#define CAM_IS_INVALID(x) \
2257        (GET_FLAG(x.flags, \
2258        MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2259        (T_ETH_MAC_COMMAND_INVALIDATE))
2260
2261/* Number of u32 elements in MC hash array */
2262#define MC_HASH_SIZE                    8
2263#define MC_HASH_OFFSET(bp, i)           (BAR_TSTRORM_INTMEM + \
2264        TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2265
2266#ifndef PXP2_REG_PXP2_INT_STS
2267#define PXP2_REG_PXP2_INT_STS           PXP2_REG_PXP2_INT_STS_0
2268#endif
2269
2270#ifndef ETH_MAX_RX_CLIENTS_E2
2271#define ETH_MAX_RX_CLIENTS_E2           ETH_MAX_RX_CLIENTS_E1H
2272#endif
2273
2274#define BNX2X_VPD_LEN                   128
2275#define VENDOR_ID_LEN                   4
2276
2277#define VF_ACQUIRE_THRESH               3
2278#define VF_ACQUIRE_MAC_FILTERS          1
2279#define VF_ACQUIRE_MC_FILTERS           10
2280
2281#define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \
2282                            (!((me_reg) & ME_REG_VF_ERR)))
2283int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code);
2284/* Congestion management fairness mode */
2285#define CMNG_FNS_NONE                   0
2286#define CMNG_FNS_MINMAX                 1
2287
2288#define HC_SEG_ACCESS_DEF               0   /*Driver decision 0-3*/
2289#define HC_SEG_ACCESS_ATTN              4
2290#define HC_SEG_ACCESS_NORM              0   /*Driver decision 0-1*/
2291
2292static const u32 dmae_reg_go_c[] = {
2293        DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2294        DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2295        DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2296        DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2297};
2298
2299void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev);
2300void bnx2x_notify_link_changed(struct bnx2x *bp);
2301
2302#define BNX2X_MF_SD_PROTOCOL(bp) \
2303        ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2304
2305#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2306        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2307
2308#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2309        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2310
2311#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2312#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2313
2314#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp)  ((bp)->mf_ext_config & \
2315                                         MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2316
2317#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp))
2318#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2319                                (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2320                                 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
2321
2322#define SET_FLAG(value, mask, flag) \
2323        do {\
2324                (value) &= ~(mask);\
2325                (value) |= ((flag) << (mask##_SHIFT));\
2326        } while (0)
2327
2328#define GET_FLAG(value, mask) \
2329        (((value) & (mask)) >> (mask##_SHIFT))
2330
2331#define GET_FIELD(value, fname) \
2332        (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2333
2334enum {
2335        SWITCH_UPDATE,
2336        AFEX_UPDATE,
2337};
2338
2339#define NUM_MACS        8
2340
2341#endif /* bnx2x.h */
2342