linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
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   1/* bnx2x.h: Broadcom Everest network driver.
   2 *
   3 * Copyright (c) 2007-2012 Broadcom Corporation
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation.
   8 *
   9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
  10 * Written by: Eliezer Tamir
  11 * Based on code from Michael Chan's bnx2 driver
  12 */
  13
  14#ifndef BNX2X_H
  15#define BNX2X_H
  16#include <linux/netdevice.h>
  17#include <linux/dma-mapping.h>
  18#include <linux/types.h>
  19
  20/* compilation time flags */
  21
  22/* define this to make the driver freeze on error to allow getting debug info
  23 * (you will need to reboot afterwards) */
  24/* #define BNX2X_STOP_ON_ERROR */
  25
  26#define DRV_MODULE_VERSION      "1.72.10-0"
  27#define DRV_MODULE_RELDATE      "2012/02/20"
  28#define BNX2X_BC_VER            0x040200
  29
  30#if defined(CONFIG_DCB)
  31#define BCM_DCBNL
  32#endif
  33#if defined(CONFIG_CNIC) || defined(CONFIG_CNIC_MODULE)
  34#define BCM_CNIC 1
  35#include "../cnic_if.h"
  36#endif
  37
  38#ifdef BCM_CNIC
  39#define BNX2X_MIN_MSIX_VEC_CNT 3
  40#define BNX2X_MSIX_VEC_FP_START 2
  41#else
  42#define BNX2X_MIN_MSIX_VEC_CNT 2
  43#define BNX2X_MSIX_VEC_FP_START 1
  44#endif
  45
  46#include <linux/mdio.h>
  47
  48#include "bnx2x_reg.h"
  49#include "bnx2x_fw_defs.h"
  50#include "bnx2x_hsi.h"
  51#include "bnx2x_link.h"
  52#include "bnx2x_sp.h"
  53#include "bnx2x_dcb.h"
  54#include "bnx2x_stats.h"
  55
  56/* error/debug prints */
  57
  58#define DRV_MODULE_NAME         "bnx2x"
  59
  60/* for messages that are currently off */
  61#define BNX2X_MSG_OFF                   0x0
  62#define BNX2X_MSG_MCP                   0x0010000 /* was: NETIF_MSG_HW */
  63#define BNX2X_MSG_STATS                 0x0020000 /* was: NETIF_MSG_TIMER */
  64#define BNX2X_MSG_NVM                   0x0040000 /* was: NETIF_MSG_HW */
  65#define BNX2X_MSG_DMAE                  0x0080000 /* was: NETIF_MSG_HW */
  66#define BNX2X_MSG_SP                    0x0100000 /* was: NETIF_MSG_INTR */
  67#define BNX2X_MSG_FP                    0x0200000 /* was: NETIF_MSG_INTR */
  68#define BNX2X_MSG_IOV                   0x0800000
  69#define BNX2X_MSG_IDLE                  0x2000000 /* used for idle check*/
  70#define BNX2X_MSG_ETHTOOL               0x4000000
  71#define BNX2X_MSG_DCB                   0x8000000
  72
  73/* regular debug print */
  74#define DP(__mask, fmt, ...)                                    \
  75do {                                                            \
  76        if (unlikely(bp->msg_enable & (__mask)))                \
  77                pr_notice("[%s:%d(%s)]" fmt,                    \
  78                          __func__, __LINE__,                   \
  79                          bp->dev ? (bp->dev->name) : "?",      \
  80                          ##__VA_ARGS__);                       \
  81} while (0)
  82
  83#define DP_CONT(__mask, fmt, ...)                               \
  84do {                                                            \
  85        if (unlikely(bp->msg_enable & (__mask)))                \
  86                pr_cont(fmt, ##__VA_ARGS__);                    \
  87} while (0)
  88
  89/* errors debug print */
  90#define BNX2X_DBG_ERR(fmt, ...)                                 \
  91do {                                                            \
  92        if (unlikely(netif_msg_probe(bp)))                      \
  93                pr_err("[%s:%d(%s)]" fmt,                       \
  94                       __func__, __LINE__,                      \
  95                       bp->dev ? (bp->dev->name) : "?",         \
  96                       ##__VA_ARGS__);                          \
  97} while (0)
  98
  99/* for errors (never masked) */
 100#define BNX2X_ERR(fmt, ...)                                     \
 101do {                                                            \
 102        pr_err("[%s:%d(%s)]" fmt,                               \
 103               __func__, __LINE__,                              \
 104               bp->dev ? (bp->dev->name) : "?",                 \
 105               ##__VA_ARGS__);                                  \
 106} while (0)
 107
 108#define BNX2X_ERROR(fmt, ...)                                   \
 109        pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
 110
 111
 112/* before we have a dev->name use dev_info() */
 113#define BNX2X_DEV_INFO(fmt, ...)                                 \
 114do {                                                             \
 115        if (unlikely(netif_msg_probe(bp)))                       \
 116                dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__);    \
 117} while (0)
 118
 119#ifdef BNX2X_STOP_ON_ERROR
 120void bnx2x_int_disable(struct bnx2x *bp);
 121#define bnx2x_panic()                           \
 122do {                                            \
 123        bp->panic = 1;                          \
 124        BNX2X_ERR("driver assert\n");           \
 125        bnx2x_int_disable(bp);                  \
 126        bnx2x_panic_dump(bp);                   \
 127} while (0)
 128#else
 129#define bnx2x_panic()                           \
 130do {                                            \
 131        bp->panic = 1;                          \
 132        BNX2X_ERR("driver assert\n");           \
 133        bnx2x_panic_dump(bp);                   \
 134} while (0)
 135#endif
 136
 137#define bnx2x_mc_addr(ha)      ((ha)->addr)
 138#define bnx2x_uc_addr(ha)      ((ha)->addr)
 139
 140#define U64_LO(x)                       (u32)(((u64)(x)) & 0xffffffff)
 141#define U64_HI(x)                       (u32)(((u64)(x)) >> 32)
 142#define HILO_U64(hi, lo)                ((((u64)(hi)) << 32) + (lo))
 143
 144
 145#define REG_ADDR(bp, offset)            ((bp->regview) + (offset))
 146
 147#define REG_RD(bp, offset)              readl(REG_ADDR(bp, offset))
 148#define REG_RD8(bp, offset)             readb(REG_ADDR(bp, offset))
 149#define REG_RD16(bp, offset)            readw(REG_ADDR(bp, offset))
 150
 151#define REG_WR(bp, offset, val)         writel((u32)val, REG_ADDR(bp, offset))
 152#define REG_WR8(bp, offset, val)        writeb((u8)val, REG_ADDR(bp, offset))
 153#define REG_WR16(bp, offset, val)       writew((u16)val, REG_ADDR(bp, offset))
 154
 155#define REG_RD_IND(bp, offset)          bnx2x_reg_rd_ind(bp, offset)
 156#define REG_WR_IND(bp, offset, val)     bnx2x_reg_wr_ind(bp, offset, val)
 157
 158#define REG_RD_DMAE(bp, offset, valp, len32) \
 159        do { \
 160                bnx2x_read_dmae(bp, offset, len32);\
 161                memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
 162        } while (0)
 163
 164#define REG_WR_DMAE(bp, offset, valp, len32) \
 165        do { \
 166                memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
 167                bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
 168                                 offset, len32); \
 169        } while (0)
 170
 171#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
 172        REG_WR_DMAE(bp, offset, valp, len32)
 173
 174#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
 175        do { \
 176                memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
 177                bnx2x_write_big_buf_wb(bp, addr, len32); \
 178        } while (0)
 179
 180#define SHMEM_ADDR(bp, field)           (bp->common.shmem_base + \
 181                                         offsetof(struct shmem_region, field))
 182#define SHMEM_RD(bp, field)             REG_RD(bp, SHMEM_ADDR(bp, field))
 183#define SHMEM_WR(bp, field, val)        REG_WR(bp, SHMEM_ADDR(bp, field), val)
 184
 185#define SHMEM2_ADDR(bp, field)          (bp->common.shmem2_base + \
 186                                         offsetof(struct shmem2_region, field))
 187#define SHMEM2_RD(bp, field)            REG_RD(bp, SHMEM2_ADDR(bp, field))
 188#define SHMEM2_WR(bp, field, val)       REG_WR(bp, SHMEM2_ADDR(bp, field), val)
 189#define MF_CFG_ADDR(bp, field)          (bp->common.mf_cfg_base + \
 190                                         offsetof(struct mf_cfg, field))
 191#define MF2_CFG_ADDR(bp, field)         (bp->common.mf2_cfg_base + \
 192                                         offsetof(struct mf2_cfg, field))
 193
 194#define MF_CFG_RD(bp, field)            REG_RD(bp, MF_CFG_ADDR(bp, field))
 195#define MF_CFG_WR(bp, field, val)       REG_WR(bp,\
 196                                               MF_CFG_ADDR(bp, field), (val))
 197#define MF2_CFG_RD(bp, field)           REG_RD(bp, MF2_CFG_ADDR(bp, field))
 198
 199#define SHMEM2_HAS(bp, field)           ((bp)->common.shmem2_base &&    \
 200                                         (SHMEM2_RD((bp), size) >       \
 201                                         offsetof(struct shmem2_region, field)))
 202
 203#define EMAC_RD(bp, reg)                REG_RD(bp, emac_base + reg)
 204#define EMAC_WR(bp, reg, val)           REG_WR(bp, emac_base + reg, val)
 205
 206/* SP SB indices */
 207
 208/* General SP events - stats query, cfc delete, etc  */
 209#define HC_SP_INDEX_ETH_DEF_CONS                3
 210
 211/* EQ completions */
 212#define HC_SP_INDEX_EQ_CONS                     7
 213
 214/* FCoE L2 connection completions */
 215#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS         6
 216#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS         4
 217/* iSCSI L2 */
 218#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS           5
 219#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS        1
 220
 221/* Special clients parameters */
 222
 223/* SB indices */
 224/* FCoE L2 */
 225#define BNX2X_FCOE_L2_RX_INDEX \
 226        (&bp->def_status_blk->sp_sb.\
 227        index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
 228
 229#define BNX2X_FCOE_L2_TX_INDEX \
 230        (&bp->def_status_blk->sp_sb.\
 231        index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
 232
 233/**
 234 *  CIDs and CLIDs:
 235 *  CLIDs below is a CLID for func 0, then the CLID for other
 236 *  functions will be calculated by the formula:
 237 *
 238 *  FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
 239 *
 240 */
 241enum {
 242        BNX2X_ISCSI_ETH_CL_ID_IDX,
 243        BNX2X_FCOE_ETH_CL_ID_IDX,
 244        BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
 245};
 246
 247#define BNX2X_CNIC_START_ETH_CID        48
 248enum {
 249        /* iSCSI L2 */
 250        BNX2X_ISCSI_ETH_CID = BNX2X_CNIC_START_ETH_CID,
 251        /* FCoE L2 */
 252        BNX2X_FCOE_ETH_CID,
 253};
 254
 255/** Additional rings budgeting */
 256#ifdef BCM_CNIC
 257#define CNIC_PRESENT                    1
 258#define FCOE_PRESENT                    1
 259#else
 260#define CNIC_PRESENT                    0
 261#define FCOE_PRESENT                    0
 262#endif /* BCM_CNIC */
 263#define NON_ETH_CONTEXT_USE     (FCOE_PRESENT)
 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/* defines for decodeing the fastpath index and the cos index out of the
 276 * transmission queue index
 277 */
 278#define MAX_TXQS_PER_COS        FP_SB_MAX_E1x
 279
 280#define TXQ_TO_FP(txq_index)    ((txq_index) % MAX_TXQS_PER_COS)
 281#define TXQ_TO_COS(txq_index)   ((txq_index) / MAX_TXQS_PER_COS)
 282
 283/* rules for calculating the cids of tx-only connections */
 284#define CID_TO_FP(cid)          ((cid) % MAX_TXQS_PER_COS)
 285#define CID_COS_TO_TX_ONLY_CID(cid, cos)        (cid + cos * MAX_TXQS_PER_COS)
 286
 287/* fp index inside class of service range */
 288#define FP_COS_TO_TXQ(fp, cos)    ((fp)->index + cos * MAX_TXQS_PER_COS)
 289
 290/*
 291 * 0..15 eth cos0
 292 * 16..31 eth cos1 if applicable
 293 * 32..47 eth cos2 If applicable
 294 * fcoe queue follows eth queues (16, 32, 48 depending on cos)
 295 */
 296#define MAX_ETH_TXQ_IDX(bp)     (MAX_TXQS_PER_COS * (bp)->max_cos)
 297#define FCOE_TXQ_IDX(bp)        (MAX_ETH_TXQ_IDX(bp))
 298
 299/* fast path */
 300/*
 301 * This driver uses new build_skb() API :
 302 * RX ring buffer contains pointer to kmalloc() data only,
 303 * skb are built only after Hardware filled the frame.
 304 */
 305struct sw_rx_bd {
 306        u8              *data;
 307        DEFINE_DMA_UNMAP_ADDR(mapping);
 308};
 309
 310struct sw_tx_bd {
 311        struct sk_buff  *skb;
 312        u16             first_bd;
 313        u8              flags;
 314/* Set on the first BD descriptor when there is a split BD */
 315#define BNX2X_TSO_SPLIT_BD              (1<<0)
 316};
 317
 318struct sw_rx_page {
 319        struct page     *page;
 320        DEFINE_DMA_UNMAP_ADDR(mapping);
 321};
 322
 323union db_prod {
 324        struct doorbell_set_prod data;
 325        u32             raw;
 326};
 327
 328/* dropless fc FW/HW related params */
 329#define BRB_SIZE(bp)            (CHIP_IS_E3(bp) ? 1024 : 512)
 330#define MAX_AGG_QS(bp)          (CHIP_IS_E1(bp) ? \
 331                                        ETH_MAX_AGGREGATION_QUEUES_E1 :\
 332                                        ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
 333#define FW_DROP_LEVEL(bp)       (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
 334#define FW_PREFETCH_CNT         16
 335#define DROPLESS_FC_HEADROOM    100
 336
 337/* MC hsi */
 338#define BCM_PAGE_SHIFT          12
 339#define BCM_PAGE_SIZE           (1 << BCM_PAGE_SHIFT)
 340#define BCM_PAGE_MASK           (~(BCM_PAGE_SIZE - 1))
 341#define BCM_PAGE_ALIGN(addr)    (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
 342
 343#define PAGES_PER_SGE_SHIFT     0
 344#define PAGES_PER_SGE           (1 << PAGES_PER_SGE_SHIFT)
 345#define SGE_PAGE_SIZE           PAGE_SIZE
 346#define SGE_PAGE_SHIFT          PAGE_SHIFT
 347#define SGE_PAGE_ALIGN(addr)    PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
 348#define SGE_PAGES               (SGE_PAGE_SIZE * PAGES_PER_SGE)
 349
 350/* SGE ring related macros */
 351#define NUM_RX_SGE_PAGES        2
 352#define RX_SGE_CNT              (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
 353#define NEXT_PAGE_SGE_DESC_CNT  2
 354#define MAX_RX_SGE_CNT          (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
 355/* RX_SGE_CNT is promised to be a power of 2 */
 356#define RX_SGE_MASK             (RX_SGE_CNT - 1)
 357#define NUM_RX_SGE              (RX_SGE_CNT * NUM_RX_SGE_PAGES)
 358#define MAX_RX_SGE              (NUM_RX_SGE - 1)
 359#define NEXT_SGE_IDX(x)         ((((x) & RX_SGE_MASK) == \
 360                                  (MAX_RX_SGE_CNT - 1)) ? \
 361                                        (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
 362                                        (x) + 1)
 363#define RX_SGE(x)               ((x) & MAX_RX_SGE)
 364
 365/*
 366 * Number of required  SGEs is the sum of two:
 367 * 1. Number of possible opened aggregations (next packet for
 368 *    these aggregations will probably consume SGE immidiatelly)
 369 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
 370 *    after placement on BD for new TPA aggregation)
 371 *
 372 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
 373 */
 374#define NUM_SGE_REQ             (MAX_AGG_QS(bp) + \
 375                                        (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
 376#define NUM_SGE_PG_REQ          ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
 377                                                MAX_RX_SGE_CNT)
 378#define SGE_TH_LO(bp)           (NUM_SGE_REQ + \
 379                                 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
 380#define SGE_TH_HI(bp)           (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 381
 382/* Manipulate a bit vector defined as an array of u64 */
 383
 384/* Number of bits in one sge_mask array element */
 385#define BIT_VEC64_ELEM_SZ               64
 386#define BIT_VEC64_ELEM_SHIFT            6
 387#define BIT_VEC64_ELEM_MASK             ((u64)BIT_VEC64_ELEM_SZ - 1)
 388
 389
 390#define __BIT_VEC64_SET_BIT(el, bit) \
 391        do { \
 392                el = ((el) | ((u64)0x1 << (bit))); \
 393        } while (0)
 394
 395#define __BIT_VEC64_CLEAR_BIT(el, bit) \
 396        do { \
 397                el = ((el) & (~((u64)0x1 << (bit)))); \
 398        } while (0)
 399
 400
 401#define BIT_VEC64_SET_BIT(vec64, idx) \
 402        __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 403                           (idx) & BIT_VEC64_ELEM_MASK)
 404
 405#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
 406        __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 407                             (idx) & BIT_VEC64_ELEM_MASK)
 408
 409#define BIT_VEC64_TEST_BIT(vec64, idx) \
 410        (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
 411        ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
 412
 413/* Creates a bitmask of all ones in less significant bits.
 414   idx - index of the most significant bit in the created mask */
 415#define BIT_VEC64_ONES_MASK(idx) \
 416                (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
 417#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
 418
 419/*******************************************************/
 420
 421
 422
 423/* Number of u64 elements in SGE mask array */
 424#define RX_SGE_MASK_LEN                 (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
 425#define RX_SGE_MASK_LEN_MASK            (RX_SGE_MASK_LEN - 1)
 426#define NEXT_SGE_MASK_ELEM(el)          (((el) + 1) & RX_SGE_MASK_LEN_MASK)
 427
 428union host_hc_status_block {
 429        /* pointer to fp status block e1x */
 430        struct host_hc_status_block_e1x *e1x_sb;
 431        /* pointer to fp status block e2 */
 432        struct host_hc_status_block_e2  *e2_sb;
 433};
 434
 435struct bnx2x_agg_info {
 436        /*
 437         * First aggregation buffer is a data buffer, the following - are pages.
 438         * We will preallocate the data buffer for each aggregation when
 439         * we open the interface and will replace the BD at the consumer
 440         * with this one when we receive the TPA_START CQE in order to
 441         * keep the Rx BD ring consistent.
 442         */
 443        struct sw_rx_bd         first_buf;
 444        u8                      tpa_state;
 445#define BNX2X_TPA_START                 1
 446#define BNX2X_TPA_STOP                  2
 447#define BNX2X_TPA_ERROR                 3
 448        u8                      placement_offset;
 449        u16                     parsing_flags;
 450        u16                     vlan_tag;
 451        u16                     len_on_bd;
 452        u32                     rxhash;
 453        u16                     gro_size;
 454        u16                     full_page;
 455};
 456
 457#define Q_STATS_OFFSET32(stat_name) \
 458                        (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
 459
 460struct bnx2x_fp_txdata {
 461
 462        struct sw_tx_bd         *tx_buf_ring;
 463
 464        union eth_tx_bd_types   *tx_desc_ring;
 465        dma_addr_t              tx_desc_mapping;
 466
 467        u32                     cid;
 468
 469        union db_prod           tx_db;
 470
 471        u16                     tx_pkt_prod;
 472        u16                     tx_pkt_cons;
 473        u16                     tx_bd_prod;
 474        u16                     tx_bd_cons;
 475
 476        unsigned long           tx_pkt;
 477
 478        __le16                  *tx_cons_sb;
 479
 480        int                     txq_index;
 481};
 482
 483enum bnx2x_tpa_mode_t {
 484        TPA_MODE_LRO,
 485        TPA_MODE_GRO
 486};
 487
 488struct bnx2x_fastpath {
 489        struct bnx2x            *bp; /* parent */
 490
 491#define BNX2X_NAPI_WEIGHT       128
 492        struct napi_struct      napi;
 493        union host_hc_status_block      status_blk;
 494        /* chip independed shortcuts into sb structure */
 495        __le16                  *sb_index_values;
 496        __le16                  *sb_running_index;
 497        /* chip independed shortcut into rx_prods_offset memory */
 498        u32                     ustorm_rx_prods_offset;
 499
 500        u32                     rx_buf_size;
 501
 502        dma_addr_t              status_blk_mapping;
 503
 504        enum bnx2x_tpa_mode_t   mode;
 505
 506        u8                      max_cos; /* actual number of active tx coses */
 507        struct bnx2x_fp_txdata  txdata[BNX2X_MULTI_TX_COS];
 508
 509        struct sw_rx_bd         *rx_buf_ring;   /* BDs mappings ring */
 510        struct sw_rx_page       *rx_page_ring;  /* SGE pages mappings ring */
 511
 512        struct eth_rx_bd        *rx_desc_ring;
 513        dma_addr_t              rx_desc_mapping;
 514
 515        union eth_rx_cqe        *rx_comp_ring;
 516        dma_addr_t              rx_comp_mapping;
 517
 518        /* SGE ring */
 519        struct eth_rx_sge       *rx_sge_ring;
 520        dma_addr_t              rx_sge_mapping;
 521
 522        u64                     sge_mask[RX_SGE_MASK_LEN];
 523
 524        u32                     cid;
 525
 526        __le16                  fp_hc_idx;
 527
 528        u8                      index;          /* number in fp array */
 529        u8                      rx_queue;       /* index for skb_record */
 530        u8                      cl_id;          /* eth client id */
 531        u8                      cl_qzone_id;
 532        u8                      fw_sb_id;       /* status block number in FW */
 533        u8                      igu_sb_id;      /* status block number in HW */
 534
 535        u16                     rx_bd_prod;
 536        u16                     rx_bd_cons;
 537        u16                     rx_comp_prod;
 538        u16                     rx_comp_cons;
 539        u16                     rx_sge_prod;
 540        /* The last maximal completed SGE */
 541        u16                     last_max_sge;
 542        __le16                  *rx_cons_sb;
 543        unsigned long           rx_pkt,
 544                                rx_calls;
 545
 546        /* TPA related */
 547        struct bnx2x_agg_info   tpa_info[ETH_MAX_AGGREGATION_QUEUES_E1H_E2];
 548        u8                      disable_tpa;
 549#ifdef BNX2X_STOP_ON_ERROR
 550        u64                     tpa_queue_used;
 551#endif
 552
 553        struct tstorm_per_queue_stats old_tclient;
 554        struct ustorm_per_queue_stats old_uclient;
 555        struct xstorm_per_queue_stats old_xclient;
 556        struct bnx2x_eth_q_stats eth_q_stats;
 557        struct bnx2x_eth_q_stats_old eth_q_stats_old;
 558
 559        /* The size is calculated using the following:
 560             sizeof name field from netdev structure +
 561             4 ('-Xx-' string) +
 562             4 (for the digits and to make it DWORD aligned) */
 563#define FP_NAME_SIZE            (sizeof(((struct net_device *)0)->name) + 8)
 564        char                    name[FP_NAME_SIZE];
 565
 566        /* MACs object */
 567        struct bnx2x_vlan_mac_obj mac_obj;
 568
 569        /* Queue State object */
 570        struct bnx2x_queue_sp_obj q_obj;
 571
 572};
 573
 574#define bnx2x_fp(bp, nr, var)           (bp->fp[nr].var)
 575
 576/* Use 2500 as a mini-jumbo MTU for FCoE */
 577#define BNX2X_FCOE_MINI_JUMBO_MTU       2500
 578
 579/* FCoE L2 `fastpath' entry is right after the eth entries */
 580#define FCOE_IDX                        BNX2X_NUM_ETH_QUEUES(bp)
 581#define bnx2x_fcoe_fp(bp)               (&bp->fp[FCOE_IDX])
 582#define bnx2x_fcoe(bp, var)             (bnx2x_fcoe_fp(bp)->var)
 583#define bnx2x_fcoe_tx(bp, var)          (bnx2x_fcoe_fp(bp)-> \
 584                                                txdata[FIRST_TX_COS_INDEX].var)
 585
 586
 587#define IS_ETH_FP(fp)                   (fp->index < \
 588                                         BNX2X_NUM_ETH_QUEUES(fp->bp))
 589#ifdef BCM_CNIC
 590#define IS_FCOE_FP(fp)                  (fp->index == FCOE_IDX)
 591#define IS_FCOE_IDX(idx)                ((idx) == FCOE_IDX)
 592#else
 593#define IS_FCOE_FP(fp)          false
 594#define IS_FCOE_IDX(idx)        false
 595#endif
 596
 597
 598/* MC hsi */
 599#define MAX_FETCH_BD            13      /* HW max BDs per packet */
 600#define RX_COPY_THRESH          92
 601
 602#define NUM_TX_RINGS            16
 603#define TX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
 604#define NEXT_PAGE_TX_DESC_CNT   1
 605#define MAX_TX_DESC_CNT         (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
 606#define NUM_TX_BD               (TX_DESC_CNT * NUM_TX_RINGS)
 607#define MAX_TX_BD               (NUM_TX_BD - 1)
 608#define MAX_TX_AVAIL            (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
 609#define NEXT_TX_IDX(x)          ((((x) & MAX_TX_DESC_CNT) == \
 610                                  (MAX_TX_DESC_CNT - 1)) ? \
 611                                        (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
 612                                        (x) + 1)
 613#define TX_BD(x)                ((x) & MAX_TX_BD)
 614#define TX_BD_POFF(x)           ((x) & MAX_TX_DESC_CNT)
 615
 616/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
 617#define NUM_RX_RINGS            8
 618#define RX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
 619#define NEXT_PAGE_RX_DESC_CNT   2
 620#define MAX_RX_DESC_CNT         (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
 621#define RX_DESC_MASK            (RX_DESC_CNT - 1)
 622#define NUM_RX_BD               (RX_DESC_CNT * NUM_RX_RINGS)
 623#define MAX_RX_BD               (NUM_RX_BD - 1)
 624#define MAX_RX_AVAIL            (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
 625
 626/* dropless fc calculations for BDs
 627 *
 628 * Number of BDs should as number of buffers in BRB:
 629 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
 630 * "next" elements on each page
 631 */
 632#define NUM_BD_REQ              BRB_SIZE(bp)
 633#define NUM_BD_PG_REQ           ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
 634                                              MAX_RX_DESC_CNT)
 635#define BD_TH_LO(bp)            (NUM_BD_REQ + \
 636                                 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
 637                                 FW_DROP_LEVEL(bp))
 638#define BD_TH_HI(bp)            (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 639
 640#define MIN_RX_AVAIL            ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
 641
 642#define MIN_RX_SIZE_TPA_HW      (CHIP_IS_E1(bp) ? \
 643                                        ETH_MIN_RX_CQES_WITH_TPA_E1 : \
 644                                        ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
 645#define MIN_RX_SIZE_NONTPA_HW   ETH_MIN_RX_CQES_WITHOUT_TPA
 646#define MIN_RX_SIZE_TPA         (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
 647#define MIN_RX_SIZE_NONTPA      (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
 648                                                                MIN_RX_AVAIL))
 649
 650#define NEXT_RX_IDX(x)          ((((x) & RX_DESC_MASK) == \
 651                                  (MAX_RX_DESC_CNT - 1)) ? \
 652                                        (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
 653                                        (x) + 1)
 654#define RX_BD(x)                ((x) & MAX_RX_BD)
 655
 656/*
 657 * As long as CQE is X times bigger than BD entry we have to allocate X times
 658 * more pages for CQ ring in order to keep it balanced with BD ring
 659 */
 660#define CQE_BD_REL      (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
 661#define NUM_RCQ_RINGS           (NUM_RX_RINGS * CQE_BD_REL)
 662#define RCQ_DESC_CNT            (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
 663#define NEXT_PAGE_RCQ_DESC_CNT  1
 664#define MAX_RCQ_DESC_CNT        (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
 665#define NUM_RCQ_BD              (RCQ_DESC_CNT * NUM_RCQ_RINGS)
 666#define MAX_RCQ_BD              (NUM_RCQ_BD - 1)
 667#define MAX_RCQ_AVAIL           (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
 668#define NEXT_RCQ_IDX(x)         ((((x) & MAX_RCQ_DESC_CNT) == \
 669                                  (MAX_RCQ_DESC_CNT - 1)) ? \
 670                                        (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
 671                                        (x) + 1)
 672#define RCQ_BD(x)               ((x) & MAX_RCQ_BD)
 673
 674/* dropless fc calculations for RCQs
 675 *
 676 * Number of RCQs should be as number of buffers in BRB:
 677 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
 678 * "next" elements on each page
 679 */
 680#define NUM_RCQ_REQ             BRB_SIZE(bp)
 681#define NUM_RCQ_PG_REQ          ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
 682                                              MAX_RCQ_DESC_CNT)
 683#define RCQ_TH_LO(bp)           (NUM_RCQ_REQ + \
 684                                 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
 685                                 FW_DROP_LEVEL(bp))
 686#define RCQ_TH_HI(bp)           (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 687
 688
 689/* This is needed for determining of last_max */
 690#define SUB_S16(a, b)           (s16)((s16)(a) - (s16)(b))
 691#define SUB_S32(a, b)           (s32)((s32)(a) - (s32)(b))
 692
 693
 694#define BNX2X_SWCID_SHIFT       17
 695#define BNX2X_SWCID_MASK        ((0x1 << BNX2X_SWCID_SHIFT) - 1)
 696
 697/* used on a CID received from the HW */
 698#define SW_CID(x)                       (le32_to_cpu(x) & BNX2X_SWCID_MASK)
 699#define CQE_CMD(x)                      (le32_to_cpu(x) >> \
 700                                        COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
 701
 702#define BD_UNMAP_ADDR(bd)               HILO_U64(le32_to_cpu((bd)->addr_hi), \
 703                                                 le32_to_cpu((bd)->addr_lo))
 704#define BD_UNMAP_LEN(bd)                (le16_to_cpu((bd)->nbytes))
 705
 706#define BNX2X_DB_MIN_SHIFT              3       /* 8 bytes */
 707#define BNX2X_DB_SHIFT                  7       /* 128 bytes*/
 708#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
 709#error "Min DB doorbell stride is 8"
 710#endif
 711#define DPM_TRIGER_TYPE                 0x40
 712#define DOORBELL(bp, cid, val) \
 713        do { \
 714                writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \
 715                       DPM_TRIGER_TYPE); \
 716        } while (0)
 717
 718
 719/* TX CSUM helpers */
 720#define SKB_CS_OFF(skb)         (offsetof(struct tcphdr, check) - \
 721                                 skb->csum_offset)
 722#define SKB_CS(skb)             (*(u16 *)(skb_transport_header(skb) + \
 723                                          skb->csum_offset))
 724
 725#define pbd_tcp_flags(skb)      (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
 726
 727#define XMIT_PLAIN                      0
 728#define XMIT_CSUM_V4                    0x1
 729#define XMIT_CSUM_V6                    0x2
 730#define XMIT_CSUM_TCP                   0x4
 731#define XMIT_GSO_V4                     0x8
 732#define XMIT_GSO_V6                     0x10
 733
 734#define XMIT_CSUM                       (XMIT_CSUM_V4 | XMIT_CSUM_V6)
 735#define XMIT_GSO                        (XMIT_GSO_V4 | XMIT_GSO_V6)
 736
 737
 738/* stuff added to make the code fit 80Col */
 739#define CQE_TYPE(cqe_fp_flags)   ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
 740#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
 741#define CQE_TYPE_STOP(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
 742#define CQE_TYPE_SLOW(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
 743#define CQE_TYPE_FAST(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
 744
 745#define ETH_RX_ERROR_FALGS              ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
 746
 747#define BNX2X_IP_CSUM_ERR(cqe) \
 748                        (!((cqe)->fast_path_cqe.status_flags & \
 749                           ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
 750                         ((cqe)->fast_path_cqe.type_error_flags & \
 751                          ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
 752
 753#define BNX2X_L4_CSUM_ERR(cqe) \
 754                        (!((cqe)->fast_path_cqe.status_flags & \
 755                           ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
 756                         ((cqe)->fast_path_cqe.type_error_flags & \
 757                          ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
 758
 759#define BNX2X_RX_CSUM_OK(cqe) \
 760                        (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
 761
 762#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
 763                                (((le16_to_cpu(flags) & \
 764                                   PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
 765                                  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
 766                                 == PRS_FLAG_OVERETH_IPV4)
 767#define BNX2X_RX_SUM_FIX(cqe) \
 768        BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
 769
 770
 771#define FP_USB_FUNC_OFF \
 772                        offsetof(struct cstorm_status_block_u, func)
 773#define FP_CSB_FUNC_OFF \
 774                        offsetof(struct cstorm_status_block_c, func)
 775
 776#define HC_INDEX_ETH_RX_CQ_CONS         1
 777
 778#define HC_INDEX_OOO_TX_CQ_CONS         4
 779
 780#define HC_INDEX_ETH_TX_CQ_CONS_COS0    5
 781
 782#define HC_INDEX_ETH_TX_CQ_CONS_COS1    6
 783
 784#define HC_INDEX_ETH_TX_CQ_CONS_COS2    7
 785
 786#define HC_INDEX_ETH_FIRST_TX_CQ_CONS   HC_INDEX_ETH_TX_CQ_CONS_COS0
 787
 788#define BNX2X_RX_SB_INDEX \
 789        (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
 790
 791#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
 792
 793#define BNX2X_TX_SB_INDEX_COS0 \
 794        (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
 795
 796/* end of fast path */
 797
 798/* common */
 799
 800struct bnx2x_common {
 801
 802        u32                     chip_id;
 803/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
 804#define CHIP_ID(bp)                     (bp->common.chip_id & 0xfffffff0)
 805
 806#define CHIP_NUM(bp)                    (bp->common.chip_id >> 16)
 807#define CHIP_NUM_57710                  0x164e
 808#define CHIP_NUM_57711                  0x164f
 809#define CHIP_NUM_57711E                 0x1650
 810#define CHIP_NUM_57712                  0x1662
 811#define CHIP_NUM_57712_MF               0x1663
 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_57810                  0x168e
 817#define CHIP_NUM_57810_MF               0x16ae
 818#define CHIP_NUM_57840                  0x168d
 819#define CHIP_NUM_57840_MF               0x16ab
 820#define CHIP_IS_E1(bp)                  (CHIP_NUM(bp) == CHIP_NUM_57710)
 821#define CHIP_IS_57711(bp)               (CHIP_NUM(bp) == CHIP_NUM_57711)
 822#define CHIP_IS_57711E(bp)              (CHIP_NUM(bp) == CHIP_NUM_57711E)
 823#define CHIP_IS_57712(bp)               (CHIP_NUM(bp) == CHIP_NUM_57712)
 824#define CHIP_IS_57712_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
 825#define CHIP_IS_57800(bp)               (CHIP_NUM(bp) == CHIP_NUM_57800)
 826#define CHIP_IS_57800_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
 827#define CHIP_IS_57810(bp)               (CHIP_NUM(bp) == CHIP_NUM_57810)
 828#define CHIP_IS_57810_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
 829#define CHIP_IS_57840(bp)               (CHIP_NUM(bp) == CHIP_NUM_57840)
 830#define CHIP_IS_57840_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57840_MF)
 831#define CHIP_IS_E1H(bp)                 (CHIP_IS_57711(bp) || \
 832                                         CHIP_IS_57711E(bp))
 833#define CHIP_IS_E2(bp)                  (CHIP_IS_57712(bp) || \
 834                                         CHIP_IS_57712_MF(bp))
 835#define CHIP_IS_E3(bp)                  (CHIP_IS_57800(bp) || \
 836                                         CHIP_IS_57800_MF(bp) || \
 837                                         CHIP_IS_57810(bp) || \
 838                                         CHIP_IS_57810_MF(bp) || \
 839                                         CHIP_IS_57840(bp) || \
 840                                         CHIP_IS_57840_MF(bp))
 841#define CHIP_IS_E1x(bp)                 (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
 842#define USES_WARPCORE(bp)               (CHIP_IS_E3(bp))
 843#define IS_E1H_OFFSET                   (!CHIP_IS_E1(bp))
 844
 845#define CHIP_REV_SHIFT                  12
 846#define CHIP_REV_MASK                   (0xF << CHIP_REV_SHIFT)
 847#define CHIP_REV_VAL(bp)                (bp->common.chip_id & CHIP_REV_MASK)
 848#define CHIP_REV_Ax                     (0x0 << CHIP_REV_SHIFT)
 849#define CHIP_REV_Bx                     (0x1 << CHIP_REV_SHIFT)
 850/* assume maximum 5 revisions */
 851#define CHIP_REV_IS_SLOW(bp)            (CHIP_REV_VAL(bp) > 0x00005000)
 852/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
 853#define CHIP_REV_IS_EMUL(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 854                                         !(CHIP_REV_VAL(bp) & 0x00001000))
 855/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
 856#define CHIP_REV_IS_FPGA(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 857                                         (CHIP_REV_VAL(bp) & 0x00001000))
 858
 859#define CHIP_TIME(bp)                   ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
 860                                        ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
 861
 862#define CHIP_METAL(bp)                  (bp->common.chip_id & 0x00000ff0)
 863#define CHIP_BOND_ID(bp)                (bp->common.chip_id & 0x0000000f)
 864#define CHIP_REV_SIM(bp)                (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
 865                                           (CHIP_REV_SHIFT + 1)) \
 866                                                << CHIP_REV_SHIFT)
 867#define CHIP_REV(bp)                    (CHIP_REV_IS_SLOW(bp) ? \
 868                                                CHIP_REV_SIM(bp) :\
 869                                                CHIP_REV_VAL(bp))
 870#define CHIP_IS_E3B0(bp)                (CHIP_IS_E3(bp) && \
 871                                         (CHIP_REV(bp) == CHIP_REV_Bx))
 872#define CHIP_IS_E3A0(bp)                (CHIP_IS_E3(bp) && \
 873                                         (CHIP_REV(bp) == CHIP_REV_Ax))
 874
 875        int                     flash_size;
 876#define BNX2X_NVRAM_1MB_SIZE                    0x20000 /* 1M bit in bytes */
 877#define BNX2X_NVRAM_TIMEOUT_COUNT               30000
 878#define BNX2X_NVRAM_PAGE_SIZE                   256
 879
 880        u32                     shmem_base;
 881        u32                     shmem2_base;
 882        u32                     mf_cfg_base;
 883        u32                     mf2_cfg_base;
 884
 885        u32                     hw_config;
 886
 887        u32                     bc_ver;
 888
 889        u8                      int_block;
 890#define INT_BLOCK_HC                    0
 891#define INT_BLOCK_IGU                   1
 892#define INT_BLOCK_MODE_NORMAL           0
 893#define INT_BLOCK_MODE_BW_COMP          2
 894#define CHIP_INT_MODE_IS_NBC(bp)                \
 895                        (!CHIP_IS_E1x(bp) &&    \
 896                        !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
 897#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
 898
 899        u8                      chip_port_mode;
 900#define CHIP_4_PORT_MODE                        0x0
 901#define CHIP_2_PORT_MODE                        0x1
 902#define CHIP_PORT_MODE_NONE                     0x2
 903#define CHIP_MODE(bp)                   (bp->common.chip_port_mode)
 904#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
 905
 906        u32                     boot_mode;
 907};
 908
 909/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
 910#define BNX2X_IGU_STAS_MSG_VF_CNT 64
 911#define BNX2X_IGU_STAS_MSG_PF_CNT 4
 912
 913/* end of common */
 914
 915/* port */
 916
 917struct bnx2x_port {
 918        u32                     pmf;
 919
 920        u32                     link_config[LINK_CONFIG_SIZE];
 921
 922        u32                     supported[LINK_CONFIG_SIZE];
 923/* link settings - missing defines */
 924#define SUPPORTED_2500baseX_Full        (1 << 15)
 925
 926        u32                     advertising[LINK_CONFIG_SIZE];
 927/* link settings - missing defines */
 928#define ADVERTISED_2500baseX_Full       (1 << 15)
 929
 930        u32                     phy_addr;
 931
 932        /* used to synchronize phy accesses */
 933        struct mutex            phy_mutex;
 934        int                     need_hw_lock;
 935
 936        u32                     port_stx;
 937
 938        struct nig_stats        old_nig_stats;
 939};
 940
 941/* end of port */
 942
 943#define STATS_OFFSET32(stat_name) \
 944                        (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
 945
 946/* slow path */
 947
 948/* slow path work-queue */
 949extern struct workqueue_struct *bnx2x_wq;
 950
 951#define BNX2X_MAX_NUM_OF_VFS    64
 952#define BNX2X_VF_ID_INVALID     0xFF
 953
 954/*
 955 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
 956 * control by the number of fast-path status blocks supported by the
 957 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
 958 * status block represents an independent interrupts context that can
 959 * serve a regular L2 networking queue. However special L2 queues such
 960 * as the FCoE queue do not require a FP-SB and other components like
 961 * the CNIC may consume FP-SB reducing the number of possible L2 queues
 962 *
 963 * If the maximum number of FP-SB available is X then:
 964 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
 965 *    regular L2 queues is Y=X-1
 966 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
 967 * c. If the FCoE L2 queue is supported the actual number of L2 queues
 968 *    is Y+1
 969 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
 970 *    slow-path interrupts) or Y+2 if CNIC is supported (one additional
 971 *    FP interrupt context for the CNIC).
 972 * e. The number of HW context (CID count) is always X or X+1 if FCoE
 973 *    L2 queue is supported. the cid for the FCoE L2 queue is always X.
 974 */
 975
 976/* fast-path interrupt contexts E1x */
 977#define FP_SB_MAX_E1x           16
 978/* fast-path interrupt contexts E2 */
 979#define FP_SB_MAX_E2            HC_SB_MAX_SB_E2
 980
 981union cdu_context {
 982        struct eth_context eth;
 983        char pad[1024];
 984};
 985
 986/* CDU host DB constants */
 987#define CDU_ILT_PAGE_SZ_HW      3
 988#define CDU_ILT_PAGE_SZ         (8192 << CDU_ILT_PAGE_SZ_HW) /* 64K */
 989#define ILT_PAGE_CIDS           (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
 990
 991#ifdef BCM_CNIC
 992#define CNIC_ISCSI_CID_MAX      256
 993#define CNIC_FCOE_CID_MAX       2048
 994#define CNIC_CID_MAX            (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
 995#define CNIC_ILT_LINES          DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
 996#endif
 997
 998#define QM_ILT_PAGE_SZ_HW       0
 999#define QM_ILT_PAGE_SZ          (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
1000#define QM_CID_ROUND            1024
1001
1002#ifdef BCM_CNIC
1003/* TM (timers) host DB constants */
1004#define TM_ILT_PAGE_SZ_HW       0
1005#define TM_ILT_PAGE_SZ          (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
1006/* #define TM_CONN_NUM          (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */
1007#define TM_CONN_NUM             1024
1008#define TM_ILT_SZ               (8 * TM_CONN_NUM)
1009#define TM_ILT_LINES            DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1010
1011/* SRC (Searcher) host DB constants */
1012#define SRC_ILT_PAGE_SZ_HW      0
1013#define SRC_ILT_PAGE_SZ         (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
1014#define SRC_HASH_BITS           10
1015#define SRC_CONN_NUM            (1 << SRC_HASH_BITS) /* 1024 */
1016#define SRC_ILT_SZ              (sizeof(struct src_ent) * SRC_CONN_NUM)
1017#define SRC_T2_SZ               SRC_ILT_SZ
1018#define SRC_ILT_LINES           DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
1019
1020#endif
1021
1022#define MAX_DMAE_C              8
1023
1024/* DMA memory not used in fastpath */
1025struct bnx2x_slowpath {
1026        union {
1027                struct mac_configuration_cmd            e1x;
1028                struct eth_classify_rules_ramrod_data   e2;
1029        } mac_rdata;
1030
1031
1032        union {
1033                struct tstorm_eth_mac_filter_config     e1x;
1034                struct eth_filter_rules_ramrod_data     e2;
1035        } rx_mode_rdata;
1036
1037        union {
1038                struct mac_configuration_cmd            e1;
1039                struct eth_multicast_rules_ramrod_data  e2;
1040        } mcast_rdata;
1041
1042        struct eth_rss_update_ramrod_data       rss_rdata;
1043
1044        /* Queue State related ramrods are always sent under rtnl_lock */
1045        union {
1046                struct client_init_ramrod_data  init_data;
1047                struct client_update_ramrod_data update_data;
1048        } q_rdata;
1049
1050        union {
1051                struct function_start_data      func_start;
1052                /* pfc configuration for DCBX ramrod */
1053                struct flow_control_configuration pfc_config;
1054        } func_rdata;
1055
1056        /* used by dmae command executer */
1057        struct dmae_command             dmae[MAX_DMAE_C];
1058
1059        u32                             stats_comp;
1060        union mac_stats                 mac_stats;
1061        struct nig_stats                nig_stats;
1062        struct host_port_stats          port_stats;
1063        struct host_func_stats          func_stats;
1064
1065        u32                             wb_comp;
1066        u32                             wb_data[4];
1067
1068        union drv_info_to_mcp           drv_info_to_mcp;
1069};
1070
1071#define bnx2x_sp(bp, var)               (&bp->slowpath->var)
1072#define bnx2x_sp_mapping(bp, var) \
1073                (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
1074
1075
1076/* attn group wiring */
1077#define MAX_DYNAMIC_ATTN_GRPS           8
1078
1079struct attn_route {
1080        u32 sig[5];
1081};
1082
1083struct iro {
1084        u32 base;
1085        u16 m1;
1086        u16 m2;
1087        u16 m3;
1088        u16 size;
1089};
1090
1091struct hw_context {
1092        union cdu_context *vcxt;
1093        dma_addr_t cxt_mapping;
1094        size_t size;
1095};
1096
1097/* forward */
1098struct bnx2x_ilt;
1099
1100
1101enum bnx2x_recovery_state {
1102        BNX2X_RECOVERY_DONE,
1103        BNX2X_RECOVERY_INIT,
1104        BNX2X_RECOVERY_WAIT,
1105        BNX2X_RECOVERY_FAILED,
1106        BNX2X_RECOVERY_NIC_LOADING
1107};
1108
1109/*
1110 * Event queue (EQ or event ring) MC hsi
1111 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1112 */
1113#define NUM_EQ_PAGES            1
1114#define EQ_DESC_CNT_PAGE        (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1115#define EQ_DESC_MAX_PAGE        (EQ_DESC_CNT_PAGE - 1)
1116#define NUM_EQ_DESC             (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1117#define EQ_DESC_MASK            (NUM_EQ_DESC - 1)
1118#define MAX_EQ_AVAIL            (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1119
1120/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1121#define NEXT_EQ_IDX(x)          ((((x) & EQ_DESC_MAX_PAGE) == \
1122                                  (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1123
1124/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1125#define EQ_DESC(x)              ((x) & EQ_DESC_MASK)
1126
1127#define BNX2X_EQ_INDEX \
1128        (&bp->def_status_blk->sp_sb.\
1129        index_values[HC_SP_INDEX_EQ_CONS])
1130
1131/* This is a data that will be used to create a link report message.
1132 * We will keep the data used for the last link report in order
1133 * to prevent reporting the same link parameters twice.
1134 */
1135struct bnx2x_link_report_data {
1136        u16 line_speed;                 /* Effective line speed */
1137        unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1138};
1139
1140enum {
1141        BNX2X_LINK_REPORT_FD,           /* Full DUPLEX */
1142        BNX2X_LINK_REPORT_LINK_DOWN,
1143        BNX2X_LINK_REPORT_RX_FC_ON,
1144        BNX2X_LINK_REPORT_TX_FC_ON,
1145};
1146
1147enum {
1148        BNX2X_PORT_QUERY_IDX,
1149        BNX2X_PF_QUERY_IDX,
1150        BNX2X_FCOE_QUERY_IDX,
1151        BNX2X_FIRST_QUEUE_QUERY_IDX,
1152};
1153
1154struct bnx2x_fw_stats_req {
1155        struct stats_query_header hdr;
1156        struct stats_query_entry query[FP_SB_MAX_E1x+
1157                BNX2X_FIRST_QUEUE_QUERY_IDX];
1158};
1159
1160struct bnx2x_fw_stats_data {
1161        struct stats_counter    storm_counters;
1162        struct per_port_stats   port;
1163        struct per_pf_stats     pf;
1164        struct fcoe_statistics_params   fcoe;
1165        struct per_queue_stats  queue_stats[1];
1166};
1167
1168/* Public slow path states */
1169enum {
1170        BNX2X_SP_RTNL_SETUP_TC,
1171        BNX2X_SP_RTNL_TX_TIMEOUT,
1172        BNX2X_SP_RTNL_FAN_FAILURE,
1173};
1174
1175
1176struct bnx2x_prev_path_list {
1177        u8 bus;
1178        u8 slot;
1179        u8 path;
1180        struct list_head list;
1181};
1182
1183struct bnx2x {
1184        /* Fields used in the tx and intr/napi performance paths
1185         * are grouped together in the beginning of the structure
1186         */
1187        struct bnx2x_fastpath   *fp;
1188        void __iomem            *regview;
1189        void __iomem            *doorbells;
1190        u16                     db_size;
1191
1192        u8                      pf_num; /* absolute PF number */
1193        u8                      pfid;   /* per-path PF number */
1194        int                     base_fw_ndsb; /**/
1195#define BP_PATH(bp)                     (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1196#define BP_PORT(bp)                     (bp->pfid & 1)
1197#define BP_FUNC(bp)                     (bp->pfid)
1198#define BP_ABS_FUNC(bp)                 (bp->pf_num)
1199#define BP_VN(bp)                       ((bp)->pfid >> 1)
1200#define BP_MAX_VN_NUM(bp)               (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1201#define BP_L_ID(bp)                     (BP_VN(bp) << 2)
1202#define BP_FW_MB_IDX_VN(bp, vn)         (BP_PORT(bp) +\
1203          (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2  : 1))
1204#define BP_FW_MB_IDX(bp)                BP_FW_MB_IDX_VN(bp, BP_VN(bp))
1205
1206        struct net_device       *dev;
1207        struct pci_dev          *pdev;
1208
1209        const struct iro        *iro_arr;
1210#define IRO (bp->iro_arr)
1211
1212        enum bnx2x_recovery_state recovery_state;
1213        int                     is_leader;
1214        struct msix_entry       *msix_table;
1215
1216        int                     tx_ring_size;
1217
1218/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1219#define ETH_OVREHEAD            (ETH_HLEN + 8 + 8)
1220#define ETH_MIN_PACKET_SIZE             60
1221#define ETH_MAX_PACKET_SIZE             1500
1222#define ETH_MAX_JUMBO_PACKET_SIZE       9600
1223/* TCP with Timestamp Option (32) + IPv6 (40) */
1224#define ETH_MAX_TPA_HEADER_SIZE         72
1225#define ETH_MIN_TPA_HEADER_SIZE         40
1226
1227        /* Max supported alignment is 256 (8 shift) */
1228#define BNX2X_RX_ALIGN_SHIFT            min(8, L1_CACHE_SHIFT)
1229
1230        /* FW uses 2 Cache lines Alignment for start packet and size
1231         *
1232         * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1233         * at the end of skb->data, to avoid wasting a full cache line.
1234         * This reduces memory use (skb->truesize).
1235         */
1236#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1237
1238#define BNX2X_FW_RX_ALIGN_END                                   \
1239        max(1UL << BNX2X_RX_ALIGN_SHIFT,                        \
1240            SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1241
1242#define BNX2X_PXP_DRAM_ALIGN            (BNX2X_RX_ALIGN_SHIFT - 5)
1243
1244        struct host_sp_status_block *def_status_blk;
1245#define DEF_SB_IGU_ID                   16
1246#define DEF_SB_ID                       HC_SP_SB_ID
1247        __le16                  def_idx;
1248        __le16                  def_att_idx;
1249        u32                     attn_state;
1250        struct attn_route       attn_group[MAX_DYNAMIC_ATTN_GRPS];
1251
1252        /* slow path ring */
1253        struct eth_spe          *spq;
1254        dma_addr_t              spq_mapping;
1255        u16                     spq_prod_idx;
1256        struct eth_spe          *spq_prod_bd;
1257        struct eth_spe          *spq_last_bd;
1258        __le16                  *dsb_sp_prod;
1259        atomic_t                cq_spq_left; /* ETH_XXX ramrods credit */
1260        /* used to synchronize spq accesses */
1261        spinlock_t              spq_lock;
1262
1263        /* event queue */
1264        union event_ring_elem   *eq_ring;
1265        dma_addr_t              eq_mapping;
1266        u16                     eq_prod;
1267        u16                     eq_cons;
1268        __le16                  *eq_cons_sb;
1269        atomic_t                eq_spq_left; /* COMMON_XXX ramrods credit */
1270
1271
1272
1273        /* Counter for marking that there is a STAT_QUERY ramrod pending */
1274        u16                     stats_pending;
1275        /*  Counter for completed statistics ramrods */
1276        u16                     stats_comp;
1277
1278        /* End of fields used in the performance code paths */
1279
1280        int                     panic;
1281        int                     msg_enable;
1282
1283        u32                     flags;
1284#define PCIX_FLAG                       (1 << 0)
1285#define PCI_32BIT_FLAG                  (1 << 1)
1286#define ONE_PORT_FLAG                   (1 << 2)
1287#define NO_WOL_FLAG                     (1 << 3)
1288#define USING_DAC_FLAG                  (1 << 4)
1289#define USING_MSIX_FLAG                 (1 << 5)
1290#define USING_MSI_FLAG                  (1 << 6)
1291#define DISABLE_MSI_FLAG                (1 << 7)
1292#define TPA_ENABLE_FLAG                 (1 << 8)
1293#define NO_MCP_FLAG                     (1 << 9)
1294
1295#define BP_NOMCP(bp)                    (bp->flags & NO_MCP_FLAG)
1296#define GRO_ENABLE_FLAG                 (1 << 10)
1297#define MF_FUNC_DIS                     (1 << 11)
1298#define OWN_CNIC_IRQ                    (1 << 12)
1299#define NO_ISCSI_OOO_FLAG               (1 << 13)
1300#define NO_ISCSI_FLAG                   (1 << 14)
1301#define NO_FCOE_FLAG                    (1 << 15)
1302#define BC_SUPPORTS_PFC_STATS           (1 << 17)
1303
1304#define NO_ISCSI(bp)            ((bp)->flags & NO_ISCSI_FLAG)
1305#define NO_ISCSI_OOO(bp)        ((bp)->flags & NO_ISCSI_OOO_FLAG)
1306#define NO_FCOE(bp)             ((bp)->flags & NO_FCOE_FLAG)
1307
1308        int                     pm_cap;
1309        int                     mrrs;
1310
1311        struct delayed_work     sp_task;
1312        struct delayed_work     sp_rtnl_task;
1313
1314        struct delayed_work     period_task;
1315        struct timer_list       timer;
1316        int                     current_interval;
1317
1318        u16                     fw_seq;
1319        u16                     fw_drv_pulse_wr_seq;
1320        u32                     func_stx;
1321
1322        struct link_params      link_params;
1323        struct link_vars        link_vars;
1324        u32                     link_cnt;
1325        struct bnx2x_link_report_data last_reported_link;
1326
1327        struct mdio_if_info     mdio;
1328
1329        struct bnx2x_common     common;
1330        struct bnx2x_port       port;
1331
1332        struct cmng_struct_per_port cmng;
1333        u32                     vn_weight_sum;
1334        u32                     mf_config[E1HVN_MAX];
1335        u32                     mf2_config[E2_FUNC_MAX];
1336        u32                     path_has_ovlan; /* E3 */
1337        u16                     mf_ov;
1338        u8                      mf_mode;
1339#define IS_MF(bp)               (bp->mf_mode != 0)
1340#define IS_MF_SI(bp)            (bp->mf_mode == MULTI_FUNCTION_SI)
1341#define IS_MF_SD(bp)            (bp->mf_mode == MULTI_FUNCTION_SD)
1342
1343        u8                      wol;
1344
1345        bool                    gro_check;
1346
1347        int                     rx_ring_size;
1348
1349        u16                     tx_quick_cons_trip_int;
1350        u16                     tx_quick_cons_trip;
1351        u16                     tx_ticks_int;
1352        u16                     tx_ticks;
1353
1354        u16                     rx_quick_cons_trip_int;
1355        u16                     rx_quick_cons_trip;
1356        u16                     rx_ticks_int;
1357        u16                     rx_ticks;
1358/* Maximal coalescing timeout in us */
1359#define BNX2X_MAX_COALESCE_TOUT         (0xf0*12)
1360
1361        u32                     lin_cnt;
1362
1363        u16                     state;
1364#define BNX2X_STATE_CLOSED              0
1365#define BNX2X_STATE_OPENING_WAIT4_LOAD  0x1000
1366#define BNX2X_STATE_OPENING_WAIT4_PORT  0x2000
1367#define BNX2X_STATE_OPEN                0x3000
1368#define BNX2X_STATE_CLOSING_WAIT4_HALT  0x4000
1369#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
1370
1371#define BNX2X_STATE_DIAG                0xe000
1372#define BNX2X_STATE_ERROR               0xf000
1373
1374        int                     multi_mode;
1375#define BNX2X_MAX_PRIORITY              8
1376#define BNX2X_MAX_ENTRIES_PER_PRI       16
1377#define BNX2X_MAX_COS                   3
1378#define BNX2X_MAX_TX_COS                2
1379        int                     num_queues;
1380        int                     disable_tpa;
1381
1382        u32                     rx_mode;
1383#define BNX2X_RX_MODE_NONE              0
1384#define BNX2X_RX_MODE_NORMAL            1
1385#define BNX2X_RX_MODE_ALLMULTI          2
1386#define BNX2X_RX_MODE_PROMISC           3
1387#define BNX2X_MAX_MULTICAST             64
1388
1389        u8                      igu_dsb_id;
1390        u8                      igu_base_sb;
1391        u8                      igu_sb_cnt;
1392        dma_addr_t              def_status_blk_mapping;
1393
1394        struct bnx2x_slowpath   *slowpath;
1395        dma_addr_t              slowpath_mapping;
1396
1397        /* Total number of FW statistics requests */
1398        u8                      fw_stats_num;
1399
1400        /*
1401         * This is a memory buffer that will contain both statistics
1402         * ramrod request and data.
1403         */
1404        void                    *fw_stats;
1405        dma_addr_t              fw_stats_mapping;
1406
1407        /*
1408         * FW statistics request shortcut (points at the
1409         * beginning of fw_stats buffer).
1410         */
1411        struct bnx2x_fw_stats_req       *fw_stats_req;
1412        dma_addr_t                      fw_stats_req_mapping;
1413        int                             fw_stats_req_sz;
1414
1415        /*
1416         * FW statistics data shortcut (points at the begining of
1417         * fw_stats buffer + fw_stats_req_sz).
1418         */
1419        struct bnx2x_fw_stats_data      *fw_stats_data;
1420        dma_addr_t                      fw_stats_data_mapping;
1421        int                             fw_stats_data_sz;
1422
1423        struct hw_context       context;
1424
1425        struct bnx2x_ilt        *ilt;
1426#define BP_ILT(bp)              ((bp)->ilt)
1427#define ILT_MAX_LINES           256
1428/*
1429 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1430 * to CNIC.
1431 */
1432#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_PRESENT)
1433
1434/*
1435 * Maximum CID count that might be required by the bnx2x:
1436 * Max Tss * Max_Tx_Multi_Cos + CNIC L2 Clients (FCoE and iSCSI related)
1437 */
1438#define BNX2X_L2_CID_COUNT(bp)  (MAX_TXQS_PER_COS * BNX2X_MULTI_TX_COS +\
1439                                        NON_ETH_CONTEXT_USE + CNIC_PRESENT)
1440#define L2_ILT_LINES(bp)        (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1441                                        ILT_PAGE_CIDS))
1442#define BNX2X_DB_SIZE(bp)       (BNX2X_L2_CID_COUNT(bp) * (1 << BNX2X_DB_SHIFT))
1443
1444        int                     qm_cid_count;
1445
1446        int                     dropless_fc;
1447
1448#ifdef BCM_CNIC
1449        u32                     cnic_flags;
1450#define BNX2X_CNIC_FLAG_MAC_SET         1
1451        void                    *t2;
1452        dma_addr_t              t2_mapping;
1453        struct cnic_ops __rcu   *cnic_ops;
1454        void                    *cnic_data;
1455        u32                     cnic_tag;
1456        struct cnic_eth_dev     cnic_eth_dev;
1457        union host_hc_status_block cnic_sb;
1458        dma_addr_t              cnic_sb_mapping;
1459        struct eth_spe          *cnic_kwq;
1460        struct eth_spe          *cnic_kwq_prod;
1461        struct eth_spe          *cnic_kwq_cons;
1462        struct eth_spe          *cnic_kwq_last;
1463        u16                     cnic_kwq_pending;
1464        u16                     cnic_spq_pending;
1465        u8                      fip_mac[ETH_ALEN];
1466        struct mutex            cnic_mutex;
1467        struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1468
1469        /* Start index of the "special" (CNIC related) L2 cleints */
1470        u8                              cnic_base_cl_id;
1471#endif
1472
1473        int                     dmae_ready;
1474        /* used to synchronize dmae accesses */
1475        spinlock_t              dmae_lock;
1476
1477        /* used to protect the FW mail box */
1478        struct mutex            fw_mb_mutex;
1479
1480        /* used to synchronize stats collecting */
1481        int                     stats_state;
1482
1483        /* used for synchronization of concurrent threads statistics handling */
1484        spinlock_t              stats_lock;
1485
1486        /* used by dmae command loader */
1487        struct dmae_command     stats_dmae;
1488        int                     executer_idx;
1489
1490        u16                     stats_counter;
1491        struct bnx2x_eth_stats  eth_stats;
1492        struct host_func_stats          func_stats;
1493        struct bnx2x_eth_stats_old      eth_stats_old;
1494        struct bnx2x_net_stats_old      net_stats_old;
1495        struct bnx2x_fw_port_stats_old  fw_stats_old;
1496        bool                    stats_init;
1497
1498        struct z_stream_s       *strm;
1499        void                    *gunzip_buf;
1500        dma_addr_t              gunzip_mapping;
1501        int                     gunzip_outlen;
1502#define FW_BUF_SIZE                     0x8000
1503#define GUNZIP_BUF(bp)                  (bp->gunzip_buf)
1504#define GUNZIP_PHYS(bp)                 (bp->gunzip_mapping)
1505#define GUNZIP_OUTLEN(bp)               (bp->gunzip_outlen)
1506
1507        struct raw_op           *init_ops;
1508        /* Init blocks offsets inside init_ops */
1509        u16                     *init_ops_offsets;
1510        /* Data blob - has 32 bit granularity */
1511        u32                     *init_data;
1512        u32                     init_mode_flags;
1513#define INIT_MODE_FLAGS(bp)     (bp->init_mode_flags)
1514        /* Zipped PRAM blobs - raw data */
1515        const u8                *tsem_int_table_data;
1516        const u8                *tsem_pram_data;
1517        const u8                *usem_int_table_data;
1518        const u8                *usem_pram_data;
1519        const u8                *xsem_int_table_data;
1520        const u8                *xsem_pram_data;
1521        const u8                *csem_int_table_data;
1522        const u8                *csem_pram_data;
1523#define INIT_OPS(bp)                    (bp->init_ops)
1524#define INIT_OPS_OFFSETS(bp)            (bp->init_ops_offsets)
1525#define INIT_DATA(bp)                   (bp->init_data)
1526#define INIT_TSEM_INT_TABLE_DATA(bp)    (bp->tsem_int_table_data)
1527#define INIT_TSEM_PRAM_DATA(bp)         (bp->tsem_pram_data)
1528#define INIT_USEM_INT_TABLE_DATA(bp)    (bp->usem_int_table_data)
1529#define INIT_USEM_PRAM_DATA(bp)         (bp->usem_pram_data)
1530#define INIT_XSEM_INT_TABLE_DATA(bp)    (bp->xsem_int_table_data)
1531#define INIT_XSEM_PRAM_DATA(bp)         (bp->xsem_pram_data)
1532#define INIT_CSEM_INT_TABLE_DATA(bp)    (bp->csem_int_table_data)
1533#define INIT_CSEM_PRAM_DATA(bp)         (bp->csem_pram_data)
1534
1535#define PHY_FW_VER_LEN                  20
1536        char                    fw_ver[32];
1537        const struct firmware   *firmware;
1538
1539        /* DCB support on/off */
1540        u16 dcb_state;
1541#define BNX2X_DCB_STATE_OFF                     0
1542#define BNX2X_DCB_STATE_ON                      1
1543
1544        /* DCBX engine mode */
1545        int dcbx_enabled;
1546#define BNX2X_DCBX_ENABLED_OFF                  0
1547#define BNX2X_DCBX_ENABLED_ON_NEG_OFF           1
1548#define BNX2X_DCBX_ENABLED_ON_NEG_ON            2
1549#define BNX2X_DCBX_ENABLED_INVALID              (-1)
1550
1551        bool dcbx_mode_uset;
1552
1553        struct bnx2x_config_dcbx_params         dcbx_config_params;
1554        struct bnx2x_dcbx_port_params           dcbx_port_params;
1555        int                                     dcb_version;
1556
1557        /* CAM credit pools */
1558        struct bnx2x_credit_pool_obj            macs_pool;
1559
1560        /* RX_MODE object */
1561        struct bnx2x_rx_mode_obj                rx_mode_obj;
1562
1563        /* MCAST object */
1564        struct bnx2x_mcast_obj                  mcast_obj;
1565
1566        /* RSS configuration object */
1567        struct bnx2x_rss_config_obj             rss_conf_obj;
1568
1569        /* Function State controlling object */
1570        struct bnx2x_func_sp_obj                func_obj;
1571
1572        unsigned long                           sp_state;
1573
1574        /* operation indication for the sp_rtnl task */
1575        unsigned long                           sp_rtnl_state;
1576
1577        /* DCBX Negotation results */
1578        struct dcbx_features                    dcbx_local_feat;
1579        u32                                     dcbx_error;
1580
1581#ifdef BCM_DCBNL
1582        struct dcbx_features                    dcbx_remote_feat;
1583        u32                                     dcbx_remote_flags;
1584#endif
1585        u32                                     pending_max;
1586
1587        /* multiple tx classes of service */
1588        u8                                      max_cos;
1589
1590        /* priority to cos mapping */
1591        u8                                      prio_to_cos[8];
1592};
1593
1594/* Tx queues may be less or equal to Rx queues */
1595extern int num_queues;
1596#define BNX2X_NUM_QUEUES(bp)    (bp->num_queues)
1597#define BNX2X_NUM_ETH_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - NON_ETH_CONTEXT_USE)
1598#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
1599
1600#define is_multi(bp)            (BNX2X_NUM_QUEUES(bp) > 1)
1601
1602#define BNX2X_MAX_QUEUES(bp)    BNX2X_MAX_RSS_COUNT(bp)
1603/* #define is_eth_multi(bp)     (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
1604
1605#define RSS_IPV4_CAP_MASK                                               \
1606        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1607
1608#define RSS_IPV4_TCP_CAP_MASK                                           \
1609        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1610
1611#define RSS_IPV6_CAP_MASK                                               \
1612        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1613
1614#define RSS_IPV6_TCP_CAP_MASK                                           \
1615        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1616
1617/* func init flags */
1618#define FUNC_FLG_RSS            0x0001
1619#define FUNC_FLG_STATS          0x0002
1620/* removed  FUNC_FLG_UNMATCHED  0x0004 */
1621#define FUNC_FLG_TPA            0x0008
1622#define FUNC_FLG_SPQ            0x0010
1623#define FUNC_FLG_LEADING        0x0020  /* PF only */
1624
1625
1626struct bnx2x_func_init_params {
1627        /* dma */
1628        dma_addr_t      fw_stat_map;    /* valid iff FUNC_FLG_STATS */
1629        dma_addr_t      spq_map;        /* valid iff FUNC_FLG_SPQ */
1630
1631        u16             func_flgs;
1632        u16             func_id;        /* abs fid */
1633        u16             pf_id;
1634        u16             spq_prod;       /* valid iff FUNC_FLG_SPQ */
1635};
1636
1637#define for_each_eth_queue(bp, var) \
1638        for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1639
1640#define for_each_nondefault_eth_queue(bp, var) \
1641        for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1642
1643#define for_each_queue(bp, var) \
1644        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1645                if (skip_queue(bp, var))        \
1646                        continue;               \
1647                else
1648
1649/* Skip forwarding FP */
1650#define for_each_rx_queue(bp, var) \
1651        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1652                if (skip_rx_queue(bp, var))     \
1653                        continue;               \
1654                else
1655
1656/* Skip OOO FP */
1657#define for_each_tx_queue(bp, var) \
1658        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1659                if (skip_tx_queue(bp, var))     \
1660                        continue;               \
1661                else
1662
1663#define for_each_nondefault_queue(bp, var) \
1664        for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
1665                if (skip_queue(bp, var))        \
1666                        continue;               \
1667                else
1668
1669#define for_each_cos_in_tx_queue(fp, var) \
1670        for ((var) = 0; (var) < (fp)->max_cos; (var)++)
1671
1672/* skip rx queue
1673 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1674 */
1675#define skip_rx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1676
1677/* skip tx queue
1678 * if FCOE l2 support is disabled and this is the fcoe L2 queue
1679 */
1680#define skip_tx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1681
1682#define skip_queue(bp, idx)     (NO_FCOE(bp) && IS_FCOE_IDX(idx))
1683
1684
1685
1686
1687/**
1688 * bnx2x_set_mac_one - configure a single MAC address
1689 *
1690 * @bp:                 driver handle
1691 * @mac:                MAC to configure
1692 * @obj:                MAC object handle
1693 * @set:                if 'true' add a new MAC, otherwise - delete
1694 * @mac_type:           the type of the MAC to configure (e.g. ETH, UC list)
1695 * @ramrod_flags:       RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
1696 *
1697 * Configures one MAC according to provided parameters or continues the
1698 * execution of previously scheduled commands if RAMROD_CONT is set in
1699 * ramrod_flags.
1700 *
1701 * Returns zero if operation has successfully completed, a positive value if the
1702 * operation has been successfully scheduled and a negative - if a requested
1703 * operations has failed.
1704 */
1705int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
1706                      struct bnx2x_vlan_mac_obj *obj, bool set,
1707                      int mac_type, unsigned long *ramrod_flags);
1708/**
1709 * Deletes all MACs configured for the specific MAC object.
1710 *
1711 * @param bp Function driver instance
1712 * @param mac_obj MAC object to cleanup
1713 *
1714 * @return zero if all MACs were cleaned
1715 */
1716
1717/**
1718 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
1719 *
1720 * @bp:                 driver handle
1721 * @mac_obj:            MAC object handle
1722 * @mac_type:           type of the MACs to clear (BNX2X_XXX_MAC)
1723 * @wait_for_comp:      if 'true' block until completion
1724 *
1725 * Deletes all MACs of the specific type (e.g. ETH, UC list).
1726 *
1727 * Returns zero if operation has successfully completed, a positive value if the
1728 * operation has been successfully scheduled and a negative - if a requested
1729 * operations has failed.
1730 */
1731int bnx2x_del_all_macs(struct bnx2x *bp,
1732                       struct bnx2x_vlan_mac_obj *mac_obj,
1733                       int mac_type, bool wait_for_comp);
1734
1735/* Init Function API  */
1736void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
1737int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1738int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1739int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
1740int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1741void bnx2x_read_mf_cfg(struct bnx2x *bp);
1742
1743
1744/* dmae */
1745void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1746void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1747                      u32 len32);
1748void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
1749u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
1750u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
1751u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
1752                      bool with_comp, u8 comp_type);
1753
1754
1755void bnx2x_calc_fc_adv(struct bnx2x *bp);
1756int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
1757                  u32 data_hi, u32 data_lo, int cmd_type);
1758void bnx2x_update_coalesce(struct bnx2x *bp);
1759int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
1760
1761static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1762                           int wait)
1763{
1764        u32 val;
1765
1766        do {
1767                val = REG_RD(bp, reg);
1768                if (val == expected)
1769                        break;
1770                ms -= wait;
1771                msleep(wait);
1772
1773        } while (ms > 0);
1774
1775        return val;
1776}
1777
1778#define BNX2X_ILT_ZALLOC(x, y, size) \
1779        do { \
1780                x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \
1781                if (x) \
1782                        memset(x, 0, size); \
1783        } while (0)
1784
1785#define BNX2X_ILT_FREE(x, y, size) \
1786        do { \
1787                if (x) { \
1788                        dma_free_coherent(&bp->pdev->dev, size, x, y); \
1789                        x = NULL; \
1790                        y = 0; \
1791                } \
1792        } while (0)
1793
1794#define ILOG2(x)        (ilog2((x)))
1795
1796#define ILT_NUM_PAGE_ENTRIES    (3072)
1797/* In 57710/11 we use whole table since we have 8 func
1798 * In 57712 we have only 4 func, but use same size per func, then only half of
1799 * the table in use
1800 */
1801#define ILT_PER_FUNC            (ILT_NUM_PAGE_ENTRIES/8)
1802
1803#define FUNC_ILT_BASE(func)     (func * ILT_PER_FUNC)
1804/*
1805 * the phys address is shifted right 12 bits and has an added
1806 * 1=valid bit added to the 53rd bit
1807 * then since this is a wide register(TM)
1808 * we split it into two 32 bit writes
1809 */
1810#define ONCHIP_ADDR1(x)         ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
1811#define ONCHIP_ADDR2(x)         ((u32)((1 << 20) | ((u64)x >> 44)))
1812
1813/* load/unload mode */
1814#define LOAD_NORMAL                     0
1815#define LOAD_OPEN                       1
1816#define LOAD_DIAG                       2
1817#define UNLOAD_NORMAL                   0
1818#define UNLOAD_CLOSE                    1
1819#define UNLOAD_RECOVERY                 2
1820
1821
1822/* DMAE command defines */
1823#define DMAE_TIMEOUT                    -1
1824#define DMAE_PCI_ERROR                  -2      /* E2 and onward */
1825#define DMAE_NOT_RDY                    -3
1826#define DMAE_PCI_ERR_FLAG               0x80000000
1827
1828#define DMAE_SRC_PCI                    0
1829#define DMAE_SRC_GRC                    1
1830
1831#define DMAE_DST_NONE                   0
1832#define DMAE_DST_PCI                    1
1833#define DMAE_DST_GRC                    2
1834
1835#define DMAE_COMP_PCI                   0
1836#define DMAE_COMP_GRC                   1
1837
1838/* E2 and onward - PCI error handling in the completion */
1839
1840#define DMAE_COMP_REGULAR               0
1841#define DMAE_COM_SET_ERR                1
1842
1843#define DMAE_CMD_SRC_PCI                (DMAE_SRC_PCI << \
1844                                                DMAE_COMMAND_SRC_SHIFT)
1845#define DMAE_CMD_SRC_GRC                (DMAE_SRC_GRC << \
1846                                                DMAE_COMMAND_SRC_SHIFT)
1847
1848#define DMAE_CMD_DST_PCI                (DMAE_DST_PCI << \
1849                                                DMAE_COMMAND_DST_SHIFT)
1850#define DMAE_CMD_DST_GRC                (DMAE_DST_GRC << \
1851                                                DMAE_COMMAND_DST_SHIFT)
1852
1853#define DMAE_CMD_C_DST_PCI              (DMAE_COMP_PCI << \
1854                                                DMAE_COMMAND_C_DST_SHIFT)
1855#define DMAE_CMD_C_DST_GRC              (DMAE_COMP_GRC << \
1856                                                DMAE_COMMAND_C_DST_SHIFT)
1857
1858#define DMAE_CMD_C_ENABLE               DMAE_COMMAND_C_TYPE_ENABLE
1859
1860#define DMAE_CMD_ENDIANITY_NO_SWAP      (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1861#define DMAE_CMD_ENDIANITY_B_SWAP       (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1862#define DMAE_CMD_ENDIANITY_DW_SWAP      (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1863#define DMAE_CMD_ENDIANITY_B_DW_SWAP    (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1864
1865#define DMAE_CMD_PORT_0                 0
1866#define DMAE_CMD_PORT_1                 DMAE_COMMAND_PORT
1867
1868#define DMAE_CMD_SRC_RESET              DMAE_COMMAND_SRC_RESET
1869#define DMAE_CMD_DST_RESET              DMAE_COMMAND_DST_RESET
1870#define DMAE_CMD_E1HVN_SHIFT            DMAE_COMMAND_E1HVN_SHIFT
1871
1872#define DMAE_SRC_PF                     0
1873#define DMAE_SRC_VF                     1
1874
1875#define DMAE_DST_PF                     0
1876#define DMAE_DST_VF                     1
1877
1878#define DMAE_C_SRC                      0
1879#define DMAE_C_DST                      1
1880
1881#define DMAE_LEN32_RD_MAX               0x80
1882#define DMAE_LEN32_WR_MAX(bp)           (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
1883
1884#define DMAE_COMP_VAL                   0x60d0d0ae /* E2 and on - upper bit
1885                                                        indicates eror */
1886
1887#define MAX_DMAE_C_PER_PORT             8
1888#define INIT_DMAE_C(bp)                 (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
1889                                         BP_VN(bp))
1890#define PMF_DMAE_C(bp)                  (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
1891                                         E1HVN_MAX)
1892
1893/* PCIE link and speed */
1894#define PCICFG_LINK_WIDTH               0x1f00000
1895#define PCICFG_LINK_WIDTH_SHIFT         20
1896#define PCICFG_LINK_SPEED               0xf0000
1897#define PCICFG_LINK_SPEED_SHIFT         16
1898
1899
1900#define BNX2X_NUM_TESTS                 7
1901
1902#define BNX2X_PHY_LOOPBACK              0
1903#define BNX2X_MAC_LOOPBACK              1
1904#define BNX2X_PHY_LOOPBACK_FAILED       1
1905#define BNX2X_MAC_LOOPBACK_FAILED       2
1906#define BNX2X_LOOPBACK_FAILED           (BNX2X_MAC_LOOPBACK_FAILED | \
1907                                         BNX2X_PHY_LOOPBACK_FAILED)
1908
1909
1910#define STROM_ASSERT_ARRAY_SIZE         50
1911
1912
1913/* must be used on a CID before placing it on a HW ring */
1914#define HW_CID(bp, x)                   ((BP_PORT(bp) << 23) | \
1915                                         (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
1916                                         (x))
1917
1918#define SP_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1919#define MAX_SP_DESC_CNT                 (SP_DESC_CNT - 1)
1920
1921
1922#define BNX2X_BTR                       4
1923#define MAX_SPQ_PENDING                 8
1924
1925/* CMNG constants, as derived from system spec calculations */
1926/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
1927#define DEF_MIN_RATE                                    100
1928/* resolution of the rate shaping timer - 400 usec */
1929#define RS_PERIODIC_TIMEOUT_USEC                        400
1930/* number of bytes in single QM arbitration cycle -
1931 * coefficient for calculating the fairness timer */
1932#define QM_ARB_BYTES                                    160000
1933/* resolution of Min algorithm 1:100 */
1934#define MIN_RES                                         100
1935/* how many bytes above threshold for the minimal credit of Min algorithm*/
1936#define MIN_ABOVE_THRESH                                32768
1937/* Fairness algorithm integration time coefficient -
1938 * for calculating the actual Tfair */
1939#define T_FAIR_COEF     ((MIN_ABOVE_THRESH +  QM_ARB_BYTES) * 8 * MIN_RES)
1940/* Memory of fairness algorithm . 2 cycles */
1941#define FAIR_MEM                                        2
1942
1943
1944#define ATTN_NIG_FOR_FUNC               (1L << 8)
1945#define ATTN_SW_TIMER_4_FUNC            (1L << 9)
1946#define GPIO_2_FUNC                     (1L << 10)
1947#define GPIO_3_FUNC                     (1L << 11)
1948#define GPIO_4_FUNC                     (1L << 12)
1949#define ATTN_GENERAL_ATTN_1             (1L << 13)
1950#define ATTN_GENERAL_ATTN_2             (1L << 14)
1951#define ATTN_GENERAL_ATTN_3             (1L << 15)
1952#define ATTN_GENERAL_ATTN_4             (1L << 13)
1953#define ATTN_GENERAL_ATTN_5             (1L << 14)
1954#define ATTN_GENERAL_ATTN_6             (1L << 15)
1955
1956#define ATTN_HARD_WIRED_MASK            0xff00
1957#define ATTENTION_ID                    4
1958
1959
1960/* stuff added to make the code fit 80Col */
1961
1962#define BNX2X_PMF_LINK_ASSERT \
1963        GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1964
1965#define BNX2X_MC_ASSERT_BITS \
1966        (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1967         GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1968         GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1969         GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
1970
1971#define BNX2X_MCP_ASSERT \
1972        GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
1973
1974#define BNX2X_GRC_TIMEOUT       GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
1975#define BNX2X_GRC_RSV           (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
1976                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
1977                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
1978                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
1979                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
1980                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
1981
1982#define HW_INTERRUT_ASSERT_SET_0 \
1983                                (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
1984                                 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
1985                                 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
1986                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
1987#define HW_PRTY_ASSERT_SET_0    (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
1988                                 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
1989                                 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
1990                                 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
1991                                 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
1992                                 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
1993                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
1994#define HW_INTERRUT_ASSERT_SET_1 \
1995                                (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
1996                                 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
1997                                 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
1998                                 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
1999                                 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2000                                 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2001                                 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2002                                 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2003                                 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2004                                 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2005                                 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
2006#define HW_PRTY_ASSERT_SET_1    (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
2007                                 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
2008                                 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
2009                                 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
2010                                 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
2011                                 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
2012                                 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
2013                                 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
2014                             AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
2015                                 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2016                                 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
2017                                 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
2018                                 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2019                                 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
2020                                 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2021                                 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
2022#define HW_INTERRUT_ASSERT_SET_2 \
2023                                (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2024                                 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2025                                 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2026                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2027                                 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
2028#define HW_PRTY_ASSERT_SET_2    (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
2029                                 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2030                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2031                                 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2032                                 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
2033                                 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
2034                                 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2035                                 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2036
2037#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2038                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2039                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \
2040                AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
2041
2042#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2043                              AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2044
2045#define MULTI_MASK                      0x7f
2046
2047
2048#define DEF_USB_FUNC_OFF        offsetof(struct cstorm_def_status_block_u, func)
2049#define DEF_CSB_FUNC_OFF        offsetof(struct cstorm_def_status_block_c, func)
2050#define DEF_XSB_FUNC_OFF        offsetof(struct xstorm_def_status_block, func)
2051#define DEF_TSB_FUNC_OFF        offsetof(struct tstorm_def_status_block, func)
2052
2053#define DEF_USB_IGU_INDEX_OFF \
2054                        offsetof(struct cstorm_def_status_block_u, igu_index)
2055#define DEF_CSB_IGU_INDEX_OFF \
2056                        offsetof(struct cstorm_def_status_block_c, igu_index)
2057#define DEF_XSB_IGU_INDEX_OFF \
2058                        offsetof(struct xstorm_def_status_block, igu_index)
2059#define DEF_TSB_IGU_INDEX_OFF \
2060                        offsetof(struct tstorm_def_status_block, igu_index)
2061
2062#define DEF_USB_SEGMENT_OFF \
2063                        offsetof(struct cstorm_def_status_block_u, segment)
2064#define DEF_CSB_SEGMENT_OFF \
2065                        offsetof(struct cstorm_def_status_block_c, segment)
2066#define DEF_XSB_SEGMENT_OFF \
2067                        offsetof(struct xstorm_def_status_block, segment)
2068#define DEF_TSB_SEGMENT_OFF \
2069                        offsetof(struct tstorm_def_status_block, segment)
2070
2071#define BNX2X_SP_DSB_INDEX \
2072                (&bp->def_status_blk->sp_sb.\
2073                                        index_values[HC_SP_INDEX_ETH_DEF_CONS])
2074
2075#define SET_FLAG(value, mask, flag) \
2076        do {\
2077                (value) &= ~(mask);\
2078                (value) |= ((flag) << (mask##_SHIFT));\
2079        } while (0)
2080
2081#define GET_FLAG(value, mask) \
2082        (((value) & (mask)) >> (mask##_SHIFT))
2083
2084#define GET_FIELD(value, fname) \
2085        (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2086
2087#define CAM_IS_INVALID(x) \
2088        (GET_FLAG(x.flags, \
2089        MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2090        (T_ETH_MAC_COMMAND_INVALIDATE))
2091
2092/* Number of u32 elements in MC hash array */
2093#define MC_HASH_SIZE                    8
2094#define MC_HASH_OFFSET(bp, i)           (BAR_TSTRORM_INTMEM + \
2095        TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2096
2097
2098#ifndef PXP2_REG_PXP2_INT_STS
2099#define PXP2_REG_PXP2_INT_STS           PXP2_REG_PXP2_INT_STS_0
2100#endif
2101
2102#ifndef ETH_MAX_RX_CLIENTS_E2
2103#define ETH_MAX_RX_CLIENTS_E2           ETH_MAX_RX_CLIENTS_E1H
2104#endif
2105
2106#define BNX2X_VPD_LEN                   128
2107#define VENDOR_ID_LEN                   4
2108
2109/* Congestion management fairness mode */
2110#define CMNG_FNS_NONE           0
2111#define CMNG_FNS_MINMAX         1
2112
2113#define HC_SEG_ACCESS_DEF               0   /*Driver decision 0-3*/
2114#define HC_SEG_ACCESS_ATTN              4
2115#define HC_SEG_ACCESS_NORM              0   /*Driver decision 0-1*/
2116
2117static const u32 dmae_reg_go_c[] = {
2118        DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2119        DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2120        DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2121        DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2122};
2123
2124void bnx2x_set_ethtool_ops(struct net_device *netdev);
2125void bnx2x_notify_link_changed(struct bnx2x *bp);
2126
2127
2128#define BNX2X_MF_SD_PROTOCOL(bp) \
2129        ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2130
2131#ifdef BCM_CNIC
2132#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2133        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2134
2135#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2136        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2137
2138#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2139#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2140
2141#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \
2142                                (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \
2143                                 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
2144#endif
2145
2146#endif /* bnx2x.h */
2147