linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h
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   1/* bnx2x.h: QLogic Everest network driver.
   2 *
   3 * Copyright (c) 2007-2013 Broadcom Corporation
   4 * Copyright (c) 2014 QLogic Corporation
   5 * All rights reserved
   6 *
   7 * This program is free software; you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation.
  10 *
  11 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
  12 * Written by: Eliezer Tamir
  13 * Based on code from Michael Chan's bnx2 driver
  14 */
  15
  16#ifndef BNX2X_H
  17#define BNX2X_H
  18
  19#include <linux/pci.h>
  20#include <linux/netdevice.h>
  21#include <linux/dma-mapping.h>
  22#include <linux/types.h>
  23#include <linux/pci_regs.h>
  24
  25#include <linux/ptp_clock_kernel.h>
  26#include <linux/net_tstamp.h>
  27#include <linux/timecounter.h>
  28
  29/* compilation time flags */
  30
  31/* define this to make the driver freeze on error to allow getting debug info
  32 * (you will need to reboot afterwards) */
  33/* #define BNX2X_STOP_ON_ERROR */
  34
  35#define DRV_MODULE_VERSION      "1.712.30-0"
  36#define DRV_MODULE_RELDATE      "2014/02/10"
  37#define BNX2X_BC_VER            0x040200
  38
  39#if defined(CONFIG_DCB)
  40#define BCM_DCBNL
  41#endif
  42
  43#include "bnx2x_hsi.h"
  44
  45#include "../cnic_if.h"
  46
  47#define BNX2X_MIN_MSIX_VEC_CNT(bp)              ((bp)->min_msix_vec_cnt)
  48
  49#include <linux/mdio.h>
  50
  51#include "bnx2x_reg.h"
  52#include "bnx2x_fw_defs.h"
  53#include "bnx2x_mfw_req.h"
  54#include "bnx2x_link.h"
  55#include "bnx2x_sp.h"
  56#include "bnx2x_dcb.h"
  57#include "bnx2x_stats.h"
  58#include "bnx2x_vfpf.h"
  59
  60enum bnx2x_int_mode {
  61        BNX2X_INT_MODE_MSIX,
  62        BNX2X_INT_MODE_INTX,
  63        BNX2X_INT_MODE_MSI
  64};
  65
  66/* error/debug prints */
  67
  68#define DRV_MODULE_NAME         "bnx2x"
  69
  70/* for messages that are currently off */
  71#define BNX2X_MSG_OFF                   0x0
  72#define BNX2X_MSG_MCP                   0x0010000 /* was: NETIF_MSG_HW */
  73#define BNX2X_MSG_STATS                 0x0020000 /* was: NETIF_MSG_TIMER */
  74#define BNX2X_MSG_NVM                   0x0040000 /* was: NETIF_MSG_HW */
  75#define BNX2X_MSG_DMAE                  0x0080000 /* was: NETIF_MSG_HW */
  76#define BNX2X_MSG_SP                    0x0100000 /* was: NETIF_MSG_INTR */
  77#define BNX2X_MSG_FP                    0x0200000 /* was: NETIF_MSG_INTR */
  78#define BNX2X_MSG_IOV                   0x0800000
  79#define BNX2X_MSG_PTP                   0x1000000
  80#define BNX2X_MSG_IDLE                  0x2000000 /* used for idle check*/
  81#define BNX2X_MSG_ETHTOOL               0x4000000
  82#define BNX2X_MSG_DCB                   0x8000000
  83
  84/* regular debug print */
  85#define DP_INNER(fmt, ...)                                      \
  86        pr_notice("[%s:%d(%s)]" fmt,                            \
  87                  __func__, __LINE__,                           \
  88                  bp->dev ? (bp->dev->name) : "?",              \
  89                  ##__VA_ARGS__);
  90
  91#define DP(__mask, fmt, ...)                                    \
  92do {                                                            \
  93        if (unlikely(bp->msg_enable & (__mask)))                \
  94                DP_INNER(fmt, ##__VA_ARGS__);                   \
  95} while (0)
  96
  97#define DP_AND(__mask, fmt, ...)                                \
  98do {                                                            \
  99        if (unlikely((bp->msg_enable & (__mask)) == __mask))    \
 100                DP_INNER(fmt, ##__VA_ARGS__);                   \
 101} while (0)
 102
 103#define DP_CONT(__mask, fmt, ...)                               \
 104do {                                                            \
 105        if (unlikely(bp->msg_enable & (__mask)))                \
 106                pr_cont(fmt, ##__VA_ARGS__);                    \
 107} while (0)
 108
 109/* errors debug print */
 110#define BNX2X_DBG_ERR(fmt, ...)                                 \
 111do {                                                            \
 112        if (unlikely(netif_msg_probe(bp)))                      \
 113                pr_err("[%s:%d(%s)]" fmt,                       \
 114                       __func__, __LINE__,                      \
 115                       bp->dev ? (bp->dev->name) : "?",         \
 116                       ##__VA_ARGS__);                          \
 117} while (0)
 118
 119/* for errors (never masked) */
 120#define BNX2X_ERR(fmt, ...)                                     \
 121do {                                                            \
 122        pr_err("[%s:%d(%s)]" fmt,                               \
 123               __func__, __LINE__,                              \
 124               bp->dev ? (bp->dev->name) : "?",                 \
 125               ##__VA_ARGS__);                                  \
 126} while (0)
 127
 128#define BNX2X_ERROR(fmt, ...)                                   \
 129        pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__)
 130
 131/* before we have a dev->name use dev_info() */
 132#define BNX2X_DEV_INFO(fmt, ...)                                 \
 133do {                                                             \
 134        if (unlikely(netif_msg_probe(bp)))                       \
 135                dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__);    \
 136} while (0)
 137
 138/* Error handling */
 139void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int);
 140#ifdef BNX2X_STOP_ON_ERROR
 141#define bnx2x_panic()                           \
 142do {                                            \
 143        bp->panic = 1;                          \
 144        BNX2X_ERR("driver assert\n");           \
 145        bnx2x_panic_dump(bp, true);             \
 146} while (0)
 147#else
 148#define bnx2x_panic()                           \
 149do {                                            \
 150        bp->panic = 1;                          \
 151        BNX2X_ERR("driver assert\n");           \
 152        bnx2x_panic_dump(bp, false);            \
 153} while (0)
 154#endif
 155
 156#define bnx2x_mc_addr(ha)      ((ha)->addr)
 157#define bnx2x_uc_addr(ha)      ((ha)->addr)
 158
 159#define U64_LO(x)                       ((u32)(((u64)(x)) & 0xffffffff))
 160#define U64_HI(x)                       ((u32)(((u64)(x)) >> 32))
 161#define HILO_U64(hi, lo)                ((((u64)(hi)) << 32) + (lo))
 162
 163#define REG_ADDR(bp, offset)            ((bp->regview) + (offset))
 164
 165#define REG_RD(bp, offset)              readl(REG_ADDR(bp, offset))
 166#define REG_RD8(bp, offset)             readb(REG_ADDR(bp, offset))
 167#define REG_RD16(bp, offset)            readw(REG_ADDR(bp, offset))
 168
 169#define REG_WR(bp, offset, val)         writel((u32)val, REG_ADDR(bp, offset))
 170#define REG_WR8(bp, offset, val)        writeb((u8)val, REG_ADDR(bp, offset))
 171#define REG_WR16(bp, offset, val)       writew((u16)val, REG_ADDR(bp, offset))
 172
 173#define REG_RD_IND(bp, offset)          bnx2x_reg_rd_ind(bp, offset)
 174#define REG_WR_IND(bp, offset, val)     bnx2x_reg_wr_ind(bp, offset, val)
 175
 176#define REG_RD_DMAE(bp, offset, valp, len32) \
 177        do { \
 178                bnx2x_read_dmae(bp, offset, len32);\
 179                memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
 180        } while (0)
 181
 182#define REG_WR_DMAE(bp, offset, valp, len32) \
 183        do { \
 184                memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
 185                bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
 186                                 offset, len32); \
 187        } while (0)
 188
 189#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \
 190        REG_WR_DMAE(bp, offset, valp, len32)
 191
 192#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \
 193        do { \
 194                memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
 195                bnx2x_write_big_buf_wb(bp, addr, len32); \
 196        } while (0)
 197
 198#define SHMEM_ADDR(bp, field)           (bp->common.shmem_base + \
 199                                         offsetof(struct shmem_region, field))
 200#define SHMEM_RD(bp, field)             REG_RD(bp, SHMEM_ADDR(bp, field))
 201#define SHMEM_WR(bp, field, val)        REG_WR(bp, SHMEM_ADDR(bp, field), val)
 202
 203#define SHMEM2_ADDR(bp, field)          (bp->common.shmem2_base + \
 204                                         offsetof(struct shmem2_region, field))
 205#define SHMEM2_RD(bp, field)            REG_RD(bp, SHMEM2_ADDR(bp, field))
 206#define SHMEM2_WR(bp, field, val)       REG_WR(bp, SHMEM2_ADDR(bp, field), val)
 207#define MF_CFG_ADDR(bp, field)          (bp->common.mf_cfg_base + \
 208                                         offsetof(struct mf_cfg, field))
 209#define MF2_CFG_ADDR(bp, field)         (bp->common.mf2_cfg_base + \
 210                                         offsetof(struct mf2_cfg, field))
 211
 212#define MF_CFG_RD(bp, field)            REG_RD(bp, MF_CFG_ADDR(bp, field))
 213#define MF_CFG_WR(bp, field, val)       REG_WR(bp,\
 214                                               MF_CFG_ADDR(bp, field), (val))
 215#define MF2_CFG_RD(bp, field)           REG_RD(bp, MF2_CFG_ADDR(bp, field))
 216
 217#define SHMEM2_HAS(bp, field)           ((bp)->common.shmem2_base &&    \
 218                                         (SHMEM2_RD((bp), size) >       \
 219                                         offsetof(struct shmem2_region, field)))
 220
 221#define EMAC_RD(bp, reg)                REG_RD(bp, emac_base + reg)
 222#define EMAC_WR(bp, reg, val)           REG_WR(bp, emac_base + reg, val)
 223
 224/* SP SB indices */
 225
 226/* General SP events - stats query, cfc delete, etc  */
 227#define HC_SP_INDEX_ETH_DEF_CONS                3
 228
 229/* EQ completions */
 230#define HC_SP_INDEX_EQ_CONS                     7
 231
 232/* FCoE L2 connection completions */
 233#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS         6
 234#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS         4
 235/* iSCSI L2 */
 236#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS           5
 237#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS        1
 238
 239/* Special clients parameters */
 240
 241/* SB indices */
 242/* FCoE L2 */
 243#define BNX2X_FCOE_L2_RX_INDEX \
 244        (&bp->def_status_blk->sp_sb.\
 245        index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS])
 246
 247#define BNX2X_FCOE_L2_TX_INDEX \
 248        (&bp->def_status_blk->sp_sb.\
 249        index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS])
 250
 251/**
 252 *  CIDs and CLIDs:
 253 *  CLIDs below is a CLID for func 0, then the CLID for other
 254 *  functions will be calculated by the formula:
 255 *
 256 *  FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X
 257 *
 258 */
 259enum {
 260        BNX2X_ISCSI_ETH_CL_ID_IDX,
 261        BNX2X_FCOE_ETH_CL_ID_IDX,
 262        BNX2X_MAX_CNIC_ETH_CL_ID_IDX,
 263};
 264
 265/* use a value high enough to be above all the PFs, which has least significant
 266 * nibble as 8, so when cnic needs to come up with a CID for UIO to use to
 267 * calculate doorbell address according to old doorbell configuration scheme
 268 * (db_msg_sz 1 << 7 * cid + 0x40 DPM offset) it can come up with a valid number
 269 * We must avoid coming up with cid 8 for iscsi since according to this method
 270 * the designated UIO cid will come out 0 and it has a special handling for that
 271 * case which doesn't suit us. Therefore will will cieling to closes cid which
 272 * has least signigifcant nibble 8 and if it is 8 we will move forward to 0x18.
 273 */
 274
 275#define BNX2X_1st_NON_L2_ETH_CID(bp)    (BNX2X_NUM_NON_CNIC_QUEUES(bp) * \
 276                                         (bp)->max_cos)
 277/* amount of cids traversed by UIO's DPM addition to doorbell */
 278#define UIO_DPM                         8
 279/* roundup to DPM offset */
 280#define UIO_ROUNDUP(bp)                 (roundup(BNX2X_1st_NON_L2_ETH_CID(bp), \
 281                                         UIO_DPM))
 282/* offset to nearest value which has lsb nibble matching DPM */
 283#define UIO_CID_OFFSET(bp)              ((UIO_ROUNDUP(bp) + UIO_DPM) % \
 284                                         (UIO_DPM * 2))
 285/* add offset to rounded-up cid to get a value which could be used with UIO */
 286#define UIO_DPM_ALIGN(bp)               (UIO_ROUNDUP(bp) + UIO_CID_OFFSET(bp))
 287/* but wait - avoid UIO special case for cid 0 */
 288#define UIO_DPM_CID0_OFFSET(bp)         ((UIO_DPM * 2) * \
 289                                         (UIO_DPM_ALIGN(bp) == UIO_DPM))
 290/* Properly DPM aligned CID dajusted to cid 0 secal case */
 291#define BNX2X_CNIC_START_ETH_CID(bp)    (UIO_DPM_ALIGN(bp) + \
 292                                         (UIO_DPM_CID0_OFFSET(bp)))
 293/* how many cids were wasted  - need this value for cid allocation */
 294#define UIO_CID_PAD(bp)                 (BNX2X_CNIC_START_ETH_CID(bp) - \
 295                                         BNX2X_1st_NON_L2_ETH_CID(bp))
 296        /* iSCSI L2 */
 297#define BNX2X_ISCSI_ETH_CID(bp)         (BNX2X_CNIC_START_ETH_CID(bp))
 298        /* FCoE L2 */
 299#define BNX2X_FCOE_ETH_CID(bp)          (BNX2X_CNIC_START_ETH_CID(bp) + 1)
 300
 301#define CNIC_SUPPORT(bp)                ((bp)->cnic_support)
 302#define CNIC_ENABLED(bp)                ((bp)->cnic_enabled)
 303#define CNIC_LOADED(bp)                 ((bp)->cnic_loaded)
 304#define FCOE_INIT(bp)                   ((bp)->fcoe_init)
 305
 306#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \
 307        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR
 308
 309#define SM_RX_ID                        0
 310#define SM_TX_ID                        1
 311
 312/* defines for multiple tx priority indices */
 313#define FIRST_TX_ONLY_COS_INDEX         1
 314#define FIRST_TX_COS_INDEX              0
 315
 316/* rules for calculating the cids of tx-only connections */
 317#define CID_TO_FP(cid, bp)              ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp))
 318#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \
 319                                (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
 320
 321/* fp index inside class of service range */
 322#define FP_COS_TO_TXQ(fp, cos, bp) \
 323                        ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp))
 324
 325/* Indexes for transmission queues array:
 326 * txdata for RSS i CoS j is at location i + (j * num of RSS)
 327 * txdata for FCoE (if exist) is at location max cos * num of RSS
 328 * txdata for FWD (if exist) is one location after FCoE
 329 * txdata for OOO (if exist) is one location after FWD
 330 */
 331enum {
 332        FCOE_TXQ_IDX_OFFSET,
 333        FWD_TXQ_IDX_OFFSET,
 334        OOO_TXQ_IDX_OFFSET,
 335};
 336#define MAX_ETH_TXQ_IDX(bp)     (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos)
 337#define FCOE_TXQ_IDX(bp)        (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET)
 338
 339/* fast path */
 340/*
 341 * This driver uses new build_skb() API :
 342 * RX ring buffer contains pointer to kmalloc() data only,
 343 * skb are built only after Hardware filled the frame.
 344 */
 345struct sw_rx_bd {
 346        u8              *data;
 347        DEFINE_DMA_UNMAP_ADDR(mapping);
 348};
 349
 350struct sw_tx_bd {
 351        struct sk_buff  *skb;
 352        u16             first_bd;
 353        u8              flags;
 354/* Set on the first BD descriptor when there is a split BD */
 355#define BNX2X_TSO_SPLIT_BD              (1<<0)
 356#define BNX2X_HAS_SECOND_PBD            (1<<1)
 357};
 358
 359struct sw_rx_page {
 360        struct page     *page;
 361        DEFINE_DMA_UNMAP_ADDR(mapping);
 362        unsigned int    offset;
 363};
 364
 365union db_prod {
 366        struct doorbell_set_prod data;
 367        u32             raw;
 368};
 369
 370/* dropless fc FW/HW related params */
 371#define BRB_SIZE(bp)            (CHIP_IS_E3(bp) ? 1024 : 512)
 372#define MAX_AGG_QS(bp)          (CHIP_IS_E1(bp) ? \
 373                                        ETH_MAX_AGGREGATION_QUEUES_E1 :\
 374                                        ETH_MAX_AGGREGATION_QUEUES_E1H_E2)
 375#define FW_DROP_LEVEL(bp)       (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp))
 376#define FW_PREFETCH_CNT         16
 377#define DROPLESS_FC_HEADROOM    100
 378
 379/* MC hsi */
 380#define BCM_PAGE_SHIFT          12
 381#define BCM_PAGE_SIZE           (1 << BCM_PAGE_SHIFT)
 382#define BCM_PAGE_MASK           (~(BCM_PAGE_SIZE - 1))
 383#define BCM_PAGE_ALIGN(addr)    (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
 384
 385#define PAGES_PER_SGE_SHIFT     0
 386#define PAGES_PER_SGE           (1 << PAGES_PER_SGE_SHIFT)
 387#define SGE_PAGE_SHIFT          12
 388#define SGE_PAGE_SIZE           (1 << SGE_PAGE_SHIFT)
 389#define SGE_PAGE_MASK           (~(SGE_PAGE_SIZE - 1))
 390#define SGE_PAGE_ALIGN(addr)    (((addr) + SGE_PAGE_SIZE - 1) & SGE_PAGE_MASK)
 391#define SGE_PAGES               (SGE_PAGE_SIZE * PAGES_PER_SGE)
 392#define TPA_AGG_SIZE            min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * \
 393                                            SGE_PAGES), 0xffff)
 394
 395/* SGE ring related macros */
 396#define NUM_RX_SGE_PAGES        2
 397#define RX_SGE_CNT              (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
 398#define NEXT_PAGE_SGE_DESC_CNT  2
 399#define MAX_RX_SGE_CNT          (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT)
 400/* RX_SGE_CNT is promised to be a power of 2 */
 401#define RX_SGE_MASK             (RX_SGE_CNT - 1)
 402#define NUM_RX_SGE              (RX_SGE_CNT * NUM_RX_SGE_PAGES)
 403#define MAX_RX_SGE              (NUM_RX_SGE - 1)
 404#define NEXT_SGE_IDX(x)         ((((x) & RX_SGE_MASK) == \
 405                                  (MAX_RX_SGE_CNT - 1)) ? \
 406                                        (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \
 407                                        (x) + 1)
 408#define RX_SGE(x)               ((x) & MAX_RX_SGE)
 409
 410/*
 411 * Number of required  SGEs is the sum of two:
 412 * 1. Number of possible opened aggregations (next packet for
 413 *    these aggregations will probably consume SGE immediately)
 414 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only
 415 *    after placement on BD for new TPA aggregation)
 416 *
 417 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page
 418 */
 419#define NUM_SGE_REQ             (MAX_AGG_QS(bp) + \
 420                                        (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2)
 421#define NUM_SGE_PG_REQ          ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \
 422                                                MAX_RX_SGE_CNT)
 423#define SGE_TH_LO(bp)           (NUM_SGE_REQ + \
 424                                 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT)
 425#define SGE_TH_HI(bp)           (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 426
 427/* Manipulate a bit vector defined as an array of u64 */
 428
 429/* Number of bits in one sge_mask array element */
 430#define BIT_VEC64_ELEM_SZ               64
 431#define BIT_VEC64_ELEM_SHIFT            6
 432#define BIT_VEC64_ELEM_MASK             ((u64)BIT_VEC64_ELEM_SZ - 1)
 433
 434#define __BIT_VEC64_SET_BIT(el, bit) \
 435        do { \
 436                el = ((el) | ((u64)0x1 << (bit))); \
 437        } while (0)
 438
 439#define __BIT_VEC64_CLEAR_BIT(el, bit) \
 440        do { \
 441                el = ((el) & (~((u64)0x1 << (bit)))); \
 442        } while (0)
 443
 444#define BIT_VEC64_SET_BIT(vec64, idx) \
 445        __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 446                           (idx) & BIT_VEC64_ELEM_MASK)
 447
 448#define BIT_VEC64_CLEAR_BIT(vec64, idx) \
 449        __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \
 450                             (idx) & BIT_VEC64_ELEM_MASK)
 451
 452#define BIT_VEC64_TEST_BIT(vec64, idx) \
 453        (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \
 454        ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1)
 455
 456/* Creates a bitmask of all ones in less significant bits.
 457   idx - index of the most significant bit in the created mask */
 458#define BIT_VEC64_ONES_MASK(idx) \
 459                (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1)
 460#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0))
 461
 462/*******************************************************/
 463
 464/* Number of u64 elements in SGE mask array */
 465#define RX_SGE_MASK_LEN                 (NUM_RX_SGE / BIT_VEC64_ELEM_SZ)
 466#define RX_SGE_MASK_LEN_MASK            (RX_SGE_MASK_LEN - 1)
 467#define NEXT_SGE_MASK_ELEM(el)          (((el) + 1) & RX_SGE_MASK_LEN_MASK)
 468
 469union host_hc_status_block {
 470        /* pointer to fp status block e1x */
 471        struct host_hc_status_block_e1x *e1x_sb;
 472        /* pointer to fp status block e2 */
 473        struct host_hc_status_block_e2  *e2_sb;
 474};
 475
 476struct bnx2x_agg_info {
 477        /*
 478         * First aggregation buffer is a data buffer, the following - are pages.
 479         * We will preallocate the data buffer for each aggregation when
 480         * we open the interface and will replace the BD at the consumer
 481         * with this one when we receive the TPA_START CQE in order to
 482         * keep the Rx BD ring consistent.
 483         */
 484        struct sw_rx_bd         first_buf;
 485        u8                      tpa_state;
 486#define BNX2X_TPA_START                 1
 487#define BNX2X_TPA_STOP                  2
 488#define BNX2X_TPA_ERROR                 3
 489        u8                      placement_offset;
 490        u16                     parsing_flags;
 491        u16                     vlan_tag;
 492        u16                     len_on_bd;
 493        u32                     rxhash;
 494        enum pkt_hash_types     rxhash_type;
 495        u16                     gro_size;
 496        u16                     full_page;
 497};
 498
 499#define Q_STATS_OFFSET32(stat_name) \
 500                        (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
 501
 502struct bnx2x_fp_txdata {
 503
 504        struct sw_tx_bd         *tx_buf_ring;
 505
 506        union eth_tx_bd_types   *tx_desc_ring;
 507        dma_addr_t              tx_desc_mapping;
 508
 509        u32                     cid;
 510
 511        union db_prod           tx_db;
 512
 513        u16                     tx_pkt_prod;
 514        u16                     tx_pkt_cons;
 515        u16                     tx_bd_prod;
 516        u16                     tx_bd_cons;
 517
 518        unsigned long           tx_pkt;
 519
 520        __le16                  *tx_cons_sb;
 521
 522        int                     txq_index;
 523        struct bnx2x_fastpath   *parent_fp;
 524        int                     tx_ring_size;
 525};
 526
 527enum bnx2x_tpa_mode_t {
 528        TPA_MODE_DISABLED,
 529        TPA_MODE_LRO,
 530        TPA_MODE_GRO
 531};
 532
 533struct bnx2x_alloc_pool {
 534        struct page     *page;
 535        unsigned int    offset;
 536};
 537
 538struct bnx2x_fastpath {
 539        struct bnx2x            *bp; /* parent */
 540
 541        struct napi_struct      napi;
 542
 543#ifdef CONFIG_NET_RX_BUSY_POLL
 544        unsigned long           busy_poll_state;
 545#endif
 546
 547        union host_hc_status_block      status_blk;
 548        /* chip independent shortcuts into sb structure */
 549        __le16                  *sb_index_values;
 550        __le16                  *sb_running_index;
 551        /* chip independent shortcut into rx_prods_offset memory */
 552        u32                     ustorm_rx_prods_offset;
 553
 554        u32                     rx_buf_size;
 555        u32                     rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */
 556        dma_addr_t              status_blk_mapping;
 557
 558        enum bnx2x_tpa_mode_t   mode;
 559
 560        u8                      max_cos; /* actual number of active tx coses */
 561        struct bnx2x_fp_txdata  *txdata_ptr[BNX2X_MULTI_TX_COS];
 562
 563        struct sw_rx_bd         *rx_buf_ring;   /* BDs mappings ring */
 564        struct sw_rx_page       *rx_page_ring;  /* SGE pages mappings ring */
 565
 566        struct eth_rx_bd        *rx_desc_ring;
 567        dma_addr_t              rx_desc_mapping;
 568
 569        union eth_rx_cqe        *rx_comp_ring;
 570        dma_addr_t              rx_comp_mapping;
 571
 572        /* SGE ring */
 573        struct eth_rx_sge       *rx_sge_ring;
 574        dma_addr_t              rx_sge_mapping;
 575
 576        u64                     sge_mask[RX_SGE_MASK_LEN];
 577
 578        u32                     cid;
 579
 580        __le16                  fp_hc_idx;
 581
 582        u8                      index;          /* number in fp array */
 583        u8                      rx_queue;       /* index for skb_record */
 584        u8                      cl_id;          /* eth client id */
 585        u8                      cl_qzone_id;
 586        u8                      fw_sb_id;       /* status block number in FW */
 587        u8                      igu_sb_id;      /* status block number in HW */
 588
 589        u16                     rx_bd_prod;
 590        u16                     rx_bd_cons;
 591        u16                     rx_comp_prod;
 592        u16                     rx_comp_cons;
 593        u16                     rx_sge_prod;
 594        /* The last maximal completed SGE */
 595        u16                     last_max_sge;
 596        __le16                  *rx_cons_sb;
 597        unsigned long           rx_pkt,
 598                                rx_calls;
 599
 600        /* TPA related */
 601        struct bnx2x_agg_info   *tpa_info;
 602#ifdef BNX2X_STOP_ON_ERROR
 603        u64                     tpa_queue_used;
 604#endif
 605        /* The size is calculated using the following:
 606             sizeof name field from netdev structure +
 607             4 ('-Xx-' string) +
 608             4 (for the digits and to make it DWORD aligned) */
 609#define FP_NAME_SIZE            (sizeof(((struct net_device *)0)->name) + 8)
 610        char                    name[FP_NAME_SIZE];
 611
 612        struct bnx2x_alloc_pool page_pool;
 613};
 614
 615#define bnx2x_fp(bp, nr, var)   ((bp)->fp[(nr)].var)
 616#define bnx2x_sp_obj(bp, fp)    ((bp)->sp_objs[(fp)->index])
 617#define bnx2x_fp_stats(bp, fp)  (&((bp)->fp_stats[(fp)->index]))
 618#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats))
 619
 620#ifdef CONFIG_NET_RX_BUSY_POLL
 621
 622enum bnx2x_fp_state {
 623        BNX2X_STATE_FP_NAPI     = BIT(0), /* NAPI handler owns the queue */
 624
 625        BNX2X_STATE_FP_NAPI_REQ_BIT = 1, /* NAPI would like to own the queue */
 626        BNX2X_STATE_FP_NAPI_REQ = BIT(1),
 627
 628        BNX2X_STATE_FP_POLL_BIT = 2,
 629        BNX2X_STATE_FP_POLL     = BIT(2), /* busy_poll owns the queue */
 630
 631        BNX2X_STATE_FP_DISABLE_BIT = 3, /* queue is dismantled */
 632};
 633
 634static inline void bnx2x_fp_busy_poll_init(struct bnx2x_fastpath *fp)
 635{
 636        WRITE_ONCE(fp->busy_poll_state, 0);
 637}
 638
 639/* called from the device poll routine to get ownership of a FP */
 640static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp)
 641{
 642        unsigned long prev, old = READ_ONCE(fp->busy_poll_state);
 643
 644        while (1) {
 645                switch (old) {
 646                case BNX2X_STATE_FP_POLL:
 647                        /* make sure bnx2x_fp_lock_poll() wont starve us */
 648                        set_bit(BNX2X_STATE_FP_NAPI_REQ_BIT,
 649                                &fp->busy_poll_state);
 650                        /* fallthrough */
 651                case BNX2X_STATE_FP_POLL | BNX2X_STATE_FP_NAPI_REQ:
 652                        return false;
 653                default:
 654                        break;
 655                }
 656                prev = cmpxchg(&fp->busy_poll_state, old, BNX2X_STATE_FP_NAPI);
 657                if (unlikely(prev != old)) {
 658                        old = prev;
 659                        continue;
 660                }
 661                return true;
 662        }
 663}
 664
 665static inline void bnx2x_fp_unlock_napi(struct bnx2x_fastpath *fp)
 666{
 667        smp_wmb();
 668        fp->busy_poll_state = 0;
 669}
 670
 671/* called from bnx2x_low_latency_poll() */
 672static inline bool bnx2x_fp_lock_poll(struct bnx2x_fastpath *fp)
 673{
 674        return cmpxchg(&fp->busy_poll_state, 0, BNX2X_STATE_FP_POLL) == 0;
 675}
 676
 677static inline void bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp)
 678{
 679        smp_mb__before_atomic();
 680        clear_bit(BNX2X_STATE_FP_POLL_BIT, &fp->busy_poll_state);
 681}
 682
 683/* true if a socket is polling */
 684static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp)
 685{
 686        return READ_ONCE(fp->busy_poll_state) & BNX2X_STATE_FP_POLL;
 687}
 688
 689/* false if fp is currently owned */
 690static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp)
 691{
 692        set_bit(BNX2X_STATE_FP_DISABLE_BIT, &fp->busy_poll_state);
 693        return !bnx2x_fp_ll_polling(fp);
 694
 695}
 696#else
 697static inline void bnx2x_fp_busy_poll_init(struct bnx2x_fastpath *fp)
 698{
 699}
 700
 701static inline bool bnx2x_fp_lock_napi(struct bnx2x_fastpath *fp)
 702{
 703        return true;
 704}
 705
 706static inline void bnx2x_fp_unlock_napi(struct bnx2x_fastpath *fp)
 707{
 708}
 709
 710static inline bool bnx2x_fp_lock_poll(struct bnx2x_fastpath *fp)
 711{
 712        return false;
 713}
 714
 715static inline void bnx2x_fp_unlock_poll(struct bnx2x_fastpath *fp)
 716{
 717}
 718
 719static inline bool bnx2x_fp_ll_polling(struct bnx2x_fastpath *fp)
 720{
 721        return false;
 722}
 723static inline bool bnx2x_fp_ll_disable(struct bnx2x_fastpath *fp)
 724{
 725        return true;
 726}
 727#endif /* CONFIG_NET_RX_BUSY_POLL */
 728
 729/* Use 2500 as a mini-jumbo MTU for FCoE */
 730#define BNX2X_FCOE_MINI_JUMBO_MTU       2500
 731
 732#define FCOE_IDX_OFFSET         0
 733
 734#define FCOE_IDX(bp)            (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \
 735                                 FCOE_IDX_OFFSET)
 736#define bnx2x_fcoe_fp(bp)       (&bp->fp[FCOE_IDX(bp)])
 737#define bnx2x_fcoe(bp, var)     (bnx2x_fcoe_fp(bp)->var)
 738#define bnx2x_fcoe_inner_sp_obj(bp)     (&bp->sp_objs[FCOE_IDX(bp)])
 739#define bnx2x_fcoe_sp_obj(bp, var)      (bnx2x_fcoe_inner_sp_obj(bp)->var)
 740#define bnx2x_fcoe_tx(bp, var)  (bnx2x_fcoe_fp(bp)-> \
 741                                                txdata_ptr[FIRST_TX_COS_INDEX] \
 742                                                ->var)
 743
 744#define IS_ETH_FP(fp)           ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp))
 745#define IS_FCOE_FP(fp)          ((fp)->index == FCOE_IDX((fp)->bp))
 746#define IS_FCOE_IDX(idx)        ((idx) == FCOE_IDX(bp))
 747
 748/* MC hsi */
 749#define MAX_FETCH_BD            13      /* HW max BDs per packet */
 750#define RX_COPY_THRESH          92
 751
 752#define NUM_TX_RINGS            16
 753#define TX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
 754#define NEXT_PAGE_TX_DESC_CNT   1
 755#define MAX_TX_DESC_CNT         (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT)
 756#define NUM_TX_BD               (TX_DESC_CNT * NUM_TX_RINGS)
 757#define MAX_TX_BD               (NUM_TX_BD - 1)
 758#define MAX_TX_AVAIL            (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
 759#define NEXT_TX_IDX(x)          ((((x) & MAX_TX_DESC_CNT) == \
 760                                  (MAX_TX_DESC_CNT - 1)) ? \
 761                                        (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \
 762                                        (x) + 1)
 763#define TX_BD(x)                ((x) & MAX_TX_BD)
 764#define TX_BD_POFF(x)           ((x) & MAX_TX_DESC_CNT)
 765
 766/* number of NEXT_PAGE descriptors may be required during placement */
 767#define NEXT_CNT_PER_TX_PKT(bds)        \
 768                                (((bds) + MAX_TX_DESC_CNT - 1) / \
 769                                 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT)
 770/* max BDs per tx packet w/o next_pages:
 771 * START_BD             - describes packed
 772 * START_BD(splitted)   - includes unpaged data segment for GSO
 773 * PARSING_BD           - for TSO and CSUM data
 774 * PARSING_BD2          - for encapsulation data
 775 * Frag BDs             - describes pages for frags
 776 */
 777#define BDS_PER_TX_PKT          4
 778#define MAX_BDS_PER_TX_PKT      (MAX_SKB_FRAGS + BDS_PER_TX_PKT)
 779/* max BDs per tx packet including next pages */
 780#define MAX_DESC_PER_TX_PKT     (MAX_BDS_PER_TX_PKT + \
 781                                 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT))
 782
 783/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
 784#define NUM_RX_RINGS            8
 785#define RX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
 786#define NEXT_PAGE_RX_DESC_CNT   2
 787#define MAX_RX_DESC_CNT         (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT)
 788#define RX_DESC_MASK            (RX_DESC_CNT - 1)
 789#define NUM_RX_BD               (RX_DESC_CNT * NUM_RX_RINGS)
 790#define MAX_RX_BD               (NUM_RX_BD - 1)
 791#define MAX_RX_AVAIL            (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
 792
 793/* dropless fc calculations for BDs
 794 *
 795 * Number of BDs should as number of buffers in BRB:
 796 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT
 797 * "next" elements on each page
 798 */
 799#define NUM_BD_REQ              BRB_SIZE(bp)
 800#define NUM_BD_PG_REQ           ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \
 801                                              MAX_RX_DESC_CNT)
 802#define BD_TH_LO(bp)            (NUM_BD_REQ + \
 803                                 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \
 804                                 FW_DROP_LEVEL(bp))
 805#define BD_TH_HI(bp)            (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 806
 807#define MIN_RX_AVAIL            ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128)
 808
 809#define MIN_RX_SIZE_TPA_HW      (CHIP_IS_E1(bp) ? \
 810                                        ETH_MIN_RX_CQES_WITH_TPA_E1 : \
 811                                        ETH_MIN_RX_CQES_WITH_TPA_E1H_E2)
 812#define MIN_RX_SIZE_NONTPA_HW   ETH_MIN_RX_CQES_WITHOUT_TPA
 813#define MIN_RX_SIZE_TPA         (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL))
 814#define MIN_RX_SIZE_NONTPA      (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\
 815                                                                MIN_RX_AVAIL))
 816
 817#define NEXT_RX_IDX(x)          ((((x) & RX_DESC_MASK) == \
 818                                  (MAX_RX_DESC_CNT - 1)) ? \
 819                                        (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \
 820                                        (x) + 1)
 821#define RX_BD(x)                ((x) & MAX_RX_BD)
 822
 823/*
 824 * As long as CQE is X times bigger than BD entry we have to allocate X times
 825 * more pages for CQ ring in order to keep it balanced with BD ring
 826 */
 827#define CQE_BD_REL      (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd))
 828#define NUM_RCQ_RINGS           (NUM_RX_RINGS * CQE_BD_REL)
 829#define RCQ_DESC_CNT            (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
 830#define NEXT_PAGE_RCQ_DESC_CNT  1
 831#define MAX_RCQ_DESC_CNT        (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT)
 832#define NUM_RCQ_BD              (RCQ_DESC_CNT * NUM_RCQ_RINGS)
 833#define MAX_RCQ_BD              (NUM_RCQ_BD - 1)
 834#define MAX_RCQ_AVAIL           (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
 835#define NEXT_RCQ_IDX(x)         ((((x) & MAX_RCQ_DESC_CNT) == \
 836                                  (MAX_RCQ_DESC_CNT - 1)) ? \
 837                                        (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \
 838                                        (x) + 1)
 839#define RCQ_BD(x)               ((x) & MAX_RCQ_BD)
 840
 841/* dropless fc calculations for RCQs
 842 *
 843 * Number of RCQs should be as number of buffers in BRB:
 844 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT
 845 * "next" elements on each page
 846 */
 847#define NUM_RCQ_REQ             BRB_SIZE(bp)
 848#define NUM_RCQ_PG_REQ          ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \
 849                                              MAX_RCQ_DESC_CNT)
 850#define RCQ_TH_LO(bp)           (NUM_RCQ_REQ + \
 851                                 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \
 852                                 FW_DROP_LEVEL(bp))
 853#define RCQ_TH_HI(bp)           (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM)
 854
 855/* This is needed for determining of last_max */
 856#define SUB_S16(a, b)           (s16)((s16)(a) - (s16)(b))
 857#define SUB_S32(a, b)           (s32)((s32)(a) - (s32)(b))
 858
 859#define BNX2X_SWCID_SHIFT       17
 860#define BNX2X_SWCID_MASK        ((0x1 << BNX2X_SWCID_SHIFT) - 1)
 861
 862/* used on a CID received from the HW */
 863#define SW_CID(x)                       (le32_to_cpu(x) & BNX2X_SWCID_MASK)
 864#define CQE_CMD(x)                      (le32_to_cpu(x) >> \
 865                                        COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
 866
 867#define BD_UNMAP_ADDR(bd)               HILO_U64(le32_to_cpu((bd)->addr_hi), \
 868                                                 le32_to_cpu((bd)->addr_lo))
 869#define BD_UNMAP_LEN(bd)                (le16_to_cpu((bd)->nbytes))
 870
 871#define BNX2X_DB_MIN_SHIFT              3       /* 8 bytes */
 872#define BNX2X_DB_SHIFT                  3       /* 8 bytes*/
 873#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT)
 874#error "Min DB doorbell stride is 8"
 875#endif
 876#define DOORBELL(bp, cid, val) \
 877        do { \
 878                writel((u32)(val), bp->doorbells + (bp->db_size * (cid))); \
 879        } while (0)
 880
 881/* TX CSUM helpers */
 882#define SKB_CS_OFF(skb)         (offsetof(struct tcphdr, check) - \
 883                                 skb->csum_offset)
 884#define SKB_CS(skb)             (*(u16 *)(skb_transport_header(skb) + \
 885                                          skb->csum_offset))
 886
 887#define pbd_tcp_flags(tcp_hdr)  (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff)
 888
 889#define XMIT_PLAIN              0
 890#define XMIT_CSUM_V4            (1 << 0)
 891#define XMIT_CSUM_V6            (1 << 1)
 892#define XMIT_CSUM_TCP           (1 << 2)
 893#define XMIT_GSO_V4             (1 << 3)
 894#define XMIT_GSO_V6             (1 << 4)
 895#define XMIT_CSUM_ENC_V4        (1 << 5)
 896#define XMIT_CSUM_ENC_V6        (1 << 6)
 897#define XMIT_GSO_ENC_V4         (1 << 7)
 898#define XMIT_GSO_ENC_V6         (1 << 8)
 899
 900#define XMIT_CSUM_ENC           (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6)
 901#define XMIT_GSO_ENC            (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6)
 902
 903#define XMIT_CSUM               (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC)
 904#define XMIT_GSO                (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC)
 905
 906/* stuff added to make the code fit 80Col */
 907#define CQE_TYPE(cqe_fp_flags)   ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
 908#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG)
 909#define CQE_TYPE_STOP(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG)
 910#define CQE_TYPE_SLOW(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD)
 911#define CQE_TYPE_FAST(cqe_type)  ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH)
 912
 913#define ETH_RX_ERROR_FALGS              ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
 914
 915#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
 916                                (((le16_to_cpu(flags) & \
 917                                   PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
 918                                  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
 919                                 == PRS_FLAG_OVERETH_IPV4)
 920#define BNX2X_RX_SUM_FIX(cqe) \
 921        BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
 922
 923#define FP_USB_FUNC_OFF \
 924                        offsetof(struct cstorm_status_block_u, func)
 925#define FP_CSB_FUNC_OFF \
 926                        offsetof(struct cstorm_status_block_c, func)
 927
 928#define HC_INDEX_ETH_RX_CQ_CONS         1
 929
 930#define HC_INDEX_OOO_TX_CQ_CONS         4
 931
 932#define HC_INDEX_ETH_TX_CQ_CONS_COS0    5
 933
 934#define HC_INDEX_ETH_TX_CQ_CONS_COS1    6
 935
 936#define HC_INDEX_ETH_TX_CQ_CONS_COS2    7
 937
 938#define HC_INDEX_ETH_FIRST_TX_CQ_CONS   HC_INDEX_ETH_TX_CQ_CONS_COS0
 939
 940#define BNX2X_RX_SB_INDEX \
 941        (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS])
 942
 943#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0
 944
 945#define BNX2X_TX_SB_INDEX_COS0 \
 946        (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0])
 947
 948/* end of fast path */
 949
 950/* common */
 951
 952struct bnx2x_common {
 953
 954        u32                     chip_id;
 955/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
 956#define CHIP_ID(bp)                     (bp->common.chip_id & 0xfffffff0)
 957
 958#define CHIP_NUM(bp)                    (bp->common.chip_id >> 16)
 959#define CHIP_NUM_57710                  0x164e
 960#define CHIP_NUM_57711                  0x164f
 961#define CHIP_NUM_57711E                 0x1650
 962#define CHIP_NUM_57712                  0x1662
 963#define CHIP_NUM_57712_MF               0x1663
 964#define CHIP_NUM_57712_VF               0x166f
 965#define CHIP_NUM_57713                  0x1651
 966#define CHIP_NUM_57713E                 0x1652
 967#define CHIP_NUM_57800                  0x168a
 968#define CHIP_NUM_57800_MF               0x16a5
 969#define CHIP_NUM_57800_VF               0x16a9
 970#define CHIP_NUM_57810                  0x168e
 971#define CHIP_NUM_57810_MF               0x16ae
 972#define CHIP_NUM_57810_VF               0x16af
 973#define CHIP_NUM_57811                  0x163d
 974#define CHIP_NUM_57811_MF               0x163e
 975#define CHIP_NUM_57811_VF               0x163f
 976#define CHIP_NUM_57840_OBSOLETE         0x168d
 977#define CHIP_NUM_57840_MF_OBSOLETE      0x16ab
 978#define CHIP_NUM_57840_4_10             0x16a1
 979#define CHIP_NUM_57840_2_20             0x16a2
 980#define CHIP_NUM_57840_MF               0x16a4
 981#define CHIP_NUM_57840_VF               0x16ad
 982#define CHIP_IS_E1(bp)                  (CHIP_NUM(bp) == CHIP_NUM_57710)
 983#define CHIP_IS_57711(bp)               (CHIP_NUM(bp) == CHIP_NUM_57711)
 984#define CHIP_IS_57711E(bp)              (CHIP_NUM(bp) == CHIP_NUM_57711E)
 985#define CHIP_IS_57712(bp)               (CHIP_NUM(bp) == CHIP_NUM_57712)
 986#define CHIP_IS_57712_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57712_VF)
 987#define CHIP_IS_57712_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57712_MF)
 988#define CHIP_IS_57800(bp)               (CHIP_NUM(bp) == CHIP_NUM_57800)
 989#define CHIP_IS_57800_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57800_MF)
 990#define CHIP_IS_57800_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57800_VF)
 991#define CHIP_IS_57810(bp)               (CHIP_NUM(bp) == CHIP_NUM_57810)
 992#define CHIP_IS_57810_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57810_MF)
 993#define CHIP_IS_57810_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57810_VF)
 994#define CHIP_IS_57811(bp)               (CHIP_NUM(bp) == CHIP_NUM_57811)
 995#define CHIP_IS_57811_MF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57811_MF)
 996#define CHIP_IS_57811_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57811_VF)
 997#define CHIP_IS_57840(bp)               \
 998                ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \
 999                 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \
1000                 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE))
1001#define CHIP_IS_57840_MF(bp)    ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \
1002                                 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE))
1003#define CHIP_IS_57840_VF(bp)            (CHIP_NUM(bp) == CHIP_NUM_57840_VF)
1004#define CHIP_IS_E1H(bp)                 (CHIP_IS_57711(bp) || \
1005                                         CHIP_IS_57711E(bp))
1006#define CHIP_IS_57811xx(bp)             (CHIP_IS_57811(bp) || \
1007                                         CHIP_IS_57811_MF(bp) || \
1008                                         CHIP_IS_57811_VF(bp))
1009#define CHIP_IS_E2(bp)                  (CHIP_IS_57712(bp) || \
1010                                         CHIP_IS_57712_MF(bp) || \
1011                                         CHIP_IS_57712_VF(bp))
1012#define CHIP_IS_E3(bp)                  (CHIP_IS_57800(bp) || \
1013                                         CHIP_IS_57800_MF(bp) || \
1014                                         CHIP_IS_57800_VF(bp) || \
1015                                         CHIP_IS_57810(bp) || \
1016                                         CHIP_IS_57810_MF(bp) || \
1017                                         CHIP_IS_57810_VF(bp) || \
1018                                         CHIP_IS_57811xx(bp) || \
1019                                         CHIP_IS_57840(bp) || \
1020                                         CHIP_IS_57840_MF(bp) || \
1021                                         CHIP_IS_57840_VF(bp))
1022#define CHIP_IS_E1x(bp)                 (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp)))
1023#define USES_WARPCORE(bp)               (CHIP_IS_E3(bp))
1024#define IS_E1H_OFFSET                   (!CHIP_IS_E1(bp))
1025
1026#define CHIP_REV_SHIFT                  12
1027#define CHIP_REV_MASK                   (0xF << CHIP_REV_SHIFT)
1028#define CHIP_REV_VAL(bp)                (bp->common.chip_id & CHIP_REV_MASK)
1029#define CHIP_REV_Ax                     (0x0 << CHIP_REV_SHIFT)
1030#define CHIP_REV_Bx                     (0x1 << CHIP_REV_SHIFT)
1031/* assume maximum 5 revisions */
1032#define CHIP_REV_IS_SLOW(bp)            (CHIP_REV_VAL(bp) > 0x00005000)
1033/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
1034#define CHIP_REV_IS_EMUL(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
1035                                         !(CHIP_REV_VAL(bp) & 0x00001000))
1036/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
1037#define CHIP_REV_IS_FPGA(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
1038                                         (CHIP_REV_VAL(bp) & 0x00001000))
1039
1040#define CHIP_TIME(bp)                   ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
1041                                        ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
1042
1043#define CHIP_METAL(bp)                  (bp->common.chip_id & 0x00000ff0)
1044#define CHIP_BOND_ID(bp)                (bp->common.chip_id & 0x0000000f)
1045#define CHIP_REV_SIM(bp)                (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\
1046                                           (CHIP_REV_SHIFT + 1)) \
1047                                                << CHIP_REV_SHIFT)
1048#define CHIP_REV(bp)                    (CHIP_REV_IS_SLOW(bp) ? \
1049                                                CHIP_REV_SIM(bp) :\
1050                                                CHIP_REV_VAL(bp))
1051#define CHIP_IS_E3B0(bp)                (CHIP_IS_E3(bp) && \
1052                                         (CHIP_REV(bp) == CHIP_REV_Bx))
1053#define CHIP_IS_E3A0(bp)                (CHIP_IS_E3(bp) && \
1054                                         (CHIP_REV(bp) == CHIP_REV_Ax))
1055/* This define is used in two main places:
1056 * 1. In the early stages of nic_load, to know if to configure Parser / Searcher
1057 * to nic-only mode or to offload mode. Offload mode is configured if either the
1058 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already
1059 * registered for this port (which means that the user wants storage services).
1060 * 2. During cnic-related load, to know if offload mode is already configured in
1061 * the HW or needs to be configured.
1062 * Since the transition from nic-mode to offload-mode in HW causes traffic
1063 * corruption, nic-mode is configured only in ports on which storage services
1064 * where never requested.
1065 */
1066#define CONFIGURE_NIC_MODE(bp)          (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp))
1067
1068        int                     flash_size;
1069#define BNX2X_NVRAM_1MB_SIZE                    0x20000 /* 1M bit in bytes */
1070#define BNX2X_NVRAM_TIMEOUT_COUNT               30000
1071#define BNX2X_NVRAM_PAGE_SIZE                   256
1072
1073        u32                     shmem_base;
1074        u32                     shmem2_base;
1075        u32                     mf_cfg_base;
1076        u32                     mf2_cfg_base;
1077
1078        u32                     hw_config;
1079
1080        u32                     bc_ver;
1081
1082        u8                      int_block;
1083#define INT_BLOCK_HC                    0
1084#define INT_BLOCK_IGU                   1
1085#define INT_BLOCK_MODE_NORMAL           0
1086#define INT_BLOCK_MODE_BW_COMP          2
1087#define CHIP_INT_MODE_IS_NBC(bp)                \
1088                        (!CHIP_IS_E1x(bp) &&    \
1089                        !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP))
1090#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp))
1091
1092        u8                      chip_port_mode;
1093#define CHIP_4_PORT_MODE                        0x0
1094#define CHIP_2_PORT_MODE                        0x1
1095#define CHIP_PORT_MODE_NONE                     0x2
1096#define CHIP_MODE(bp)                   (bp->common.chip_port_mode)
1097#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE)
1098
1099        u32                     boot_mode;
1100};
1101
1102/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */
1103#define BNX2X_IGU_STAS_MSG_VF_CNT 64
1104#define BNX2X_IGU_STAS_MSG_PF_CNT 4
1105
1106#define MAX_IGU_ATTN_ACK_TO       100
1107/* end of common */
1108
1109/* port */
1110
1111struct bnx2x_port {
1112        u32                     pmf;
1113
1114        u32                     link_config[LINK_CONFIG_SIZE];
1115
1116        u32                     supported[LINK_CONFIG_SIZE];
1117
1118        u32                     advertising[LINK_CONFIG_SIZE];
1119
1120        u32                     phy_addr;
1121
1122        /* used to synchronize phy accesses */
1123        struct mutex            phy_mutex;
1124
1125        u32                     port_stx;
1126
1127        struct nig_stats        old_nig_stats;
1128};
1129
1130/* end of port */
1131
1132#define STATS_OFFSET32(stat_name) \
1133                        (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
1134
1135/* slow path */
1136#define BNX2X_MAX_NUM_OF_VFS    64
1137#define BNX2X_VF_CID_WND        4 /* log num of queues per VF. HW config. */
1138#define BNX2X_CIDS_PER_VF       (1 << BNX2X_VF_CID_WND)
1139
1140/* We need to reserve doorbell addresses for all VF and queue combinations */
1141#define BNX2X_VF_CIDS           (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF)
1142
1143/* The doorbell is configured to have the same number of CIDs for PFs and for
1144 * VFs. For this reason the PF CID zone is as large as the VF zone.
1145 */
1146#define BNX2X_FIRST_VF_CID      BNX2X_VF_CIDS
1147#define BNX2X_MAX_NUM_VF_QUEUES 64
1148#define BNX2X_VF_ID_INVALID     0xFF
1149
1150/* the number of VF CIDS multiplied by the amount of bytes reserved for each
1151 * cid must not exceed the size of the VF doorbell
1152 */
1153#define BNX2X_VF_BAR_SIZE       512
1154#if (BNX2X_VF_BAR_SIZE < BNX2X_CIDS_PER_VF * (1 << BNX2X_DB_SHIFT))
1155#error "VF doorbell bar size is 512"
1156#endif
1157
1158/*
1159 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is
1160 * control by the number of fast-path status blocks supported by the
1161 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default
1162 * status block represents an independent interrupts context that can
1163 * serve a regular L2 networking queue. However special L2 queues such
1164 * as the FCoE queue do not require a FP-SB and other components like
1165 * the CNIC may consume FP-SB reducing the number of possible L2 queues
1166 *
1167 * If the maximum number of FP-SB available is X then:
1168 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of
1169 *    regular L2 queues is Y=X-1
1170 * b. In MF mode the actual number of L2 queues is Y= (X-1/MF_factor)
1171 * c. If the FCoE L2 queue is supported the actual number of L2 queues
1172 *    is Y+1
1173 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for
1174 *    slow-path interrupts) or Y+2 if CNIC is supported (one additional
1175 *    FP interrupt context for the CNIC).
1176 * e. The number of HW context (CID count) is always X or X+1 if FCoE
1177 *    L2 queue is supported. The cid for the FCoE L2 queue is always X.
1178 */
1179
1180/* fast-path interrupt contexts E1x */
1181#define FP_SB_MAX_E1x           16
1182/* fast-path interrupt contexts E2 */
1183#define FP_SB_MAX_E2            HC_SB_MAX_SB_E2
1184
1185union cdu_context {
1186        struct eth_context eth;
1187        char pad[1024];
1188};
1189
1190/* CDU host DB constants */
1191#define CDU_ILT_PAGE_SZ_HW      2
1192#define CDU_ILT_PAGE_SZ         (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */
1193#define ILT_PAGE_CIDS           (CDU_ILT_PAGE_SZ / sizeof(union cdu_context))
1194
1195#define CNIC_ISCSI_CID_MAX      256
1196#define CNIC_FCOE_CID_MAX       2048
1197#define CNIC_CID_MAX            (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX)
1198#define CNIC_ILT_LINES          DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS)
1199
1200#define QM_ILT_PAGE_SZ_HW       0
1201#define QM_ILT_PAGE_SZ          (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */
1202#define QM_CID_ROUND            1024
1203
1204/* TM (timers) host DB constants */
1205#define TM_ILT_PAGE_SZ_HW       0
1206#define TM_ILT_PAGE_SZ          (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */
1207#define TM_CONN_NUM             (BNX2X_FIRST_VF_CID + \
1208                                 BNX2X_VF_CIDS + \
1209                                 CNIC_ISCSI_CID_MAX)
1210#define TM_ILT_SZ               (8 * TM_CONN_NUM)
1211#define TM_ILT_LINES            DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ)
1212
1213/* SRC (Searcher) host DB constants */
1214#define SRC_ILT_PAGE_SZ_HW      0
1215#define SRC_ILT_PAGE_SZ         (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */
1216#define SRC_HASH_BITS           10
1217#define SRC_CONN_NUM            (1 << SRC_HASH_BITS) /* 1024 */
1218#define SRC_ILT_SZ              (sizeof(struct src_ent) * SRC_CONN_NUM)
1219#define SRC_T2_SZ               SRC_ILT_SZ
1220#define SRC_ILT_LINES           DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ)
1221
1222#define MAX_DMAE_C              8
1223
1224/* DMA memory not used in fastpath */
1225struct bnx2x_slowpath {
1226        union {
1227                struct mac_configuration_cmd            e1x;
1228                struct eth_classify_rules_ramrod_data   e2;
1229        } mac_rdata;
1230
1231        union {
1232                struct eth_classify_rules_ramrod_data   e2;
1233        } vlan_rdata;
1234
1235        union {
1236                struct tstorm_eth_mac_filter_config     e1x;
1237                struct eth_filter_rules_ramrod_data     e2;
1238        } rx_mode_rdata;
1239
1240        union {
1241                struct mac_configuration_cmd            e1;
1242                struct eth_multicast_rules_ramrod_data  e2;
1243        } mcast_rdata;
1244
1245        struct eth_rss_update_ramrod_data       rss_rdata;
1246
1247        /* Queue State related ramrods are always sent under rtnl_lock */
1248        union {
1249                struct client_init_ramrod_data  init_data;
1250                struct client_update_ramrod_data update_data;
1251                struct tpa_update_ramrod_data tpa_data;
1252        } q_rdata;
1253
1254        union {
1255                struct function_start_data      func_start;
1256                /* pfc configuration for DCBX ramrod */
1257                struct flow_control_configuration pfc_config;
1258        } func_rdata;
1259
1260        /* afex ramrod can not be a part of func_rdata union because these
1261         * events might arrive in parallel to other events from func_rdata.
1262         * Therefore, if they would have been defined in the same union,
1263         * data can get corrupted.
1264         */
1265        union {
1266                struct afex_vif_list_ramrod_data        viflist_data;
1267                struct function_update_data             func_update;
1268        } func_afex_rdata;
1269
1270        /* used by dmae command executer */
1271        struct dmae_command             dmae[MAX_DMAE_C];
1272
1273        u32                             stats_comp;
1274        union mac_stats                 mac_stats;
1275        struct nig_stats                nig_stats;
1276        struct host_port_stats          port_stats;
1277        struct host_func_stats          func_stats;
1278
1279        u32                             wb_comp;
1280        u32                             wb_data[4];
1281
1282        union drv_info_to_mcp           drv_info_to_mcp;
1283};
1284
1285#define bnx2x_sp(bp, var)               (&bp->slowpath->var)
1286#define bnx2x_sp_mapping(bp, var) \
1287                (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
1288
1289/* attn group wiring */
1290#define MAX_DYNAMIC_ATTN_GRPS           8
1291
1292struct attn_route {
1293        u32 sig[5];
1294};
1295
1296struct iro {
1297        u32 base;
1298        u16 m1;
1299        u16 m2;
1300        u16 m3;
1301        u16 size;
1302};
1303
1304struct hw_context {
1305        union cdu_context *vcxt;
1306        dma_addr_t cxt_mapping;
1307        size_t size;
1308};
1309
1310/* forward */
1311struct bnx2x_ilt;
1312
1313struct bnx2x_vfdb;
1314
1315enum bnx2x_recovery_state {
1316        BNX2X_RECOVERY_DONE,
1317        BNX2X_RECOVERY_INIT,
1318        BNX2X_RECOVERY_WAIT,
1319        BNX2X_RECOVERY_FAILED,
1320        BNX2X_RECOVERY_NIC_LOADING
1321};
1322
1323/*
1324 * Event queue (EQ or event ring) MC hsi
1325 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2
1326 */
1327#define NUM_EQ_PAGES            1
1328#define EQ_DESC_CNT_PAGE        (BCM_PAGE_SIZE / sizeof(union event_ring_elem))
1329#define EQ_DESC_MAX_PAGE        (EQ_DESC_CNT_PAGE - 1)
1330#define NUM_EQ_DESC             (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES)
1331#define EQ_DESC_MASK            (NUM_EQ_DESC - 1)
1332#define MAX_EQ_AVAIL            (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2)
1333
1334/* depends on EQ_DESC_CNT_PAGE being a power of 2 */
1335#define NEXT_EQ_IDX(x)          ((((x) & EQ_DESC_MAX_PAGE) == \
1336                                  (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1)
1337
1338/* depends on the above and on NUM_EQ_PAGES being a power of 2 */
1339#define EQ_DESC(x)              ((x) & EQ_DESC_MASK)
1340
1341#define BNX2X_EQ_INDEX \
1342        (&bp->def_status_blk->sp_sb.\
1343        index_values[HC_SP_INDEX_EQ_CONS])
1344
1345/* This is a data that will be used to create a link report message.
1346 * We will keep the data used for the last link report in order
1347 * to prevent reporting the same link parameters twice.
1348 */
1349struct bnx2x_link_report_data {
1350        u16 line_speed;                 /* Effective line speed */
1351        unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */
1352};
1353
1354enum {
1355        BNX2X_LINK_REPORT_FD,           /* Full DUPLEX */
1356        BNX2X_LINK_REPORT_LINK_DOWN,
1357        BNX2X_LINK_REPORT_RX_FC_ON,
1358        BNX2X_LINK_REPORT_TX_FC_ON,
1359};
1360
1361enum {
1362        BNX2X_PORT_QUERY_IDX,
1363        BNX2X_PF_QUERY_IDX,
1364        BNX2X_FCOE_QUERY_IDX,
1365        BNX2X_FIRST_QUEUE_QUERY_IDX,
1366};
1367
1368struct bnx2x_fw_stats_req {
1369        struct stats_query_header hdr;
1370        struct stats_query_entry query[FP_SB_MAX_E1x+
1371                BNX2X_FIRST_QUEUE_QUERY_IDX];
1372};
1373
1374struct bnx2x_fw_stats_data {
1375        struct stats_counter            storm_counters;
1376        struct per_port_stats           port;
1377        struct per_pf_stats             pf;
1378        struct fcoe_statistics_params   fcoe;
1379        struct per_queue_stats          queue_stats[1];
1380};
1381
1382/* Public slow path states */
1383enum sp_rtnl_flag {
1384        BNX2X_SP_RTNL_SETUP_TC,
1385        BNX2X_SP_RTNL_TX_TIMEOUT,
1386        BNX2X_SP_RTNL_FAN_FAILURE,
1387        BNX2X_SP_RTNL_AFEX_F_UPDATE,
1388        BNX2X_SP_RTNL_ENABLE_SRIOV,
1389        BNX2X_SP_RTNL_VFPF_MCAST,
1390        BNX2X_SP_RTNL_VFPF_CHANNEL_DOWN,
1391        BNX2X_SP_RTNL_RX_MODE,
1392        BNX2X_SP_RTNL_HYPERVISOR_VLAN,
1393        BNX2X_SP_RTNL_TX_STOP,
1394        BNX2X_SP_RTNL_GET_DRV_VERSION,
1395        BNX2X_SP_RTNL_ADD_VXLAN_PORT,
1396        BNX2X_SP_RTNL_DEL_VXLAN_PORT,
1397};
1398
1399enum bnx2x_iov_flag {
1400        BNX2X_IOV_HANDLE_VF_MSG,
1401        BNX2X_IOV_HANDLE_FLR,
1402};
1403
1404struct bnx2x_prev_path_list {
1405        struct list_head list;
1406        u8 bus;
1407        u8 slot;
1408        u8 path;
1409        u8 aer;
1410        u8 undi;
1411};
1412
1413struct bnx2x_sp_objs {
1414        /* MACs object */
1415        struct bnx2x_vlan_mac_obj mac_obj;
1416
1417        /* Queue State object */
1418        struct bnx2x_queue_sp_obj q_obj;
1419
1420        /* VLANs object */
1421        struct bnx2x_vlan_mac_obj vlan_obj;
1422};
1423
1424struct bnx2x_fp_stats {
1425        struct tstorm_per_queue_stats old_tclient;
1426        struct ustorm_per_queue_stats old_uclient;
1427        struct xstorm_per_queue_stats old_xclient;
1428        struct bnx2x_eth_q_stats eth_q_stats;
1429        struct bnx2x_eth_q_stats_old eth_q_stats_old;
1430};
1431
1432enum {
1433        SUB_MF_MODE_UNKNOWN = 0,
1434        SUB_MF_MODE_UFP,
1435        SUB_MF_MODE_NPAR1_DOT_5,
1436        SUB_MF_MODE_BD,
1437};
1438
1439struct bnx2x_vlan_entry {
1440        struct list_head link;
1441        u16 vid;
1442        bool hw;
1443};
1444
1445struct bnx2x {
1446        /* Fields used in the tx and intr/napi performance paths
1447         * are grouped together in the beginning of the structure
1448         */
1449        struct bnx2x_fastpath   *fp;
1450        struct bnx2x_sp_objs    *sp_objs;
1451        struct bnx2x_fp_stats   *fp_stats;
1452        struct bnx2x_fp_txdata  *bnx2x_txq;
1453        void __iomem            *regview;
1454        void __iomem            *doorbells;
1455        u16                     db_size;
1456
1457        u8                      pf_num; /* absolute PF number */
1458        u8                      pfid;   /* per-path PF number */
1459        int                     base_fw_ndsb; /**/
1460#define BP_PATH(bp)                     (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1))
1461#define BP_PORT(bp)                     (bp->pfid & 1)
1462#define BP_FUNC(bp)                     (bp->pfid)
1463#define BP_ABS_FUNC(bp)                 (bp->pf_num)
1464#define BP_VN(bp)                       ((bp)->pfid >> 1)
1465#define BP_MAX_VN_NUM(bp)               (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4)
1466#define BP_L_ID(bp)                     (BP_VN(bp) << 2)
1467#define BP_FW_MB_IDX_VN(bp, vn)         (BP_PORT(bp) +\
1468          (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2  : 1))
1469#define BP_FW_MB_IDX(bp)                BP_FW_MB_IDX_VN(bp, BP_VN(bp))
1470
1471#ifdef CONFIG_BNX2X_SRIOV
1472        /* protects vf2pf mailbox from simultaneous access */
1473        struct mutex            vf2pf_mutex;
1474        /* vf pf channel mailbox contains request and response buffers */
1475        struct bnx2x_vf_mbx_msg *vf2pf_mbox;
1476        dma_addr_t              vf2pf_mbox_mapping;
1477
1478        /* we set aside a copy of the acquire response */
1479        struct pfvf_acquire_resp_tlv acquire_resp;
1480
1481        /* bulletin board for messages from pf to vf */
1482        union pf_vf_bulletin   *pf2vf_bulletin;
1483        dma_addr_t              pf2vf_bulletin_mapping;
1484
1485        union pf_vf_bulletin            shadow_bulletin;
1486        struct pf_vf_bulletin_content   old_bulletin;
1487
1488        u16 requested_nr_virtfn;
1489#endif /* CONFIG_BNX2X_SRIOV */
1490
1491        struct net_device       *dev;
1492        struct pci_dev          *pdev;
1493
1494        const struct iro        *iro_arr;
1495#define IRO (bp->iro_arr)
1496
1497        enum bnx2x_recovery_state recovery_state;
1498        int                     is_leader;
1499        struct msix_entry       *msix_table;
1500
1501        int                     tx_ring_size;
1502
1503/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */
1504#define ETH_OVREHEAD            (ETH_HLEN + 8 + 8)
1505#define ETH_MIN_PACKET_SIZE             60
1506#define ETH_MAX_PACKET_SIZE             1500
1507#define ETH_MAX_JUMBO_PACKET_SIZE       9600
1508/* TCP with Timestamp Option (32) + IPv6 (40) */
1509#define ETH_MAX_TPA_HEADER_SIZE         72
1510
1511        /* Max supported alignment is 256 (8 shift)
1512         * minimal alignment shift 6 is optimal for 57xxx HW performance
1513         */
1514#define BNX2X_RX_ALIGN_SHIFT            max(6, min(8, L1_CACHE_SHIFT))
1515
1516        /* FW uses 2 Cache lines Alignment for start packet and size
1517         *
1518         * We assume skb_build() uses sizeof(struct skb_shared_info) bytes
1519         * at the end of skb->data, to avoid wasting a full cache line.
1520         * This reduces memory use (skb->truesize).
1521         */
1522#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT)
1523
1524#define BNX2X_FW_RX_ALIGN_END                                   \
1525        max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT,                 \
1526            SKB_DATA_ALIGN(sizeof(struct skb_shared_info)))
1527
1528#define BNX2X_PXP_DRAM_ALIGN            (BNX2X_RX_ALIGN_SHIFT - 5)
1529
1530        struct host_sp_status_block *def_status_blk;
1531#define DEF_SB_IGU_ID                   16
1532#define DEF_SB_ID                       HC_SP_SB_ID
1533        __le16                  def_idx;
1534        __le16                  def_att_idx;
1535        u32                     attn_state;
1536        struct attn_route       attn_group[MAX_DYNAMIC_ATTN_GRPS];
1537
1538        /* slow path ring */
1539        struct eth_spe          *spq;
1540        dma_addr_t              spq_mapping;
1541        u16                     spq_prod_idx;
1542        struct eth_spe          *spq_prod_bd;
1543        struct eth_spe          *spq_last_bd;
1544        __le16                  *dsb_sp_prod;
1545        atomic_t                cq_spq_left; /* ETH_XXX ramrods credit */
1546        /* used to synchronize spq accesses */
1547        spinlock_t              spq_lock;
1548
1549        /* event queue */
1550        union event_ring_elem   *eq_ring;
1551        dma_addr_t              eq_mapping;
1552        u16                     eq_prod;
1553        u16                     eq_cons;
1554        __le16                  *eq_cons_sb;
1555        atomic_t                eq_spq_left; /* COMMON_XXX ramrods credit */
1556
1557        /* Counter for marking that there is a STAT_QUERY ramrod pending */
1558        u16                     stats_pending;
1559        /*  Counter for completed statistics ramrods */
1560        u16                     stats_comp;
1561
1562        /* End of fields used in the performance code paths */
1563
1564        int                     panic;
1565        int                     msg_enable;
1566
1567        u32                     flags;
1568#define PCIX_FLAG                       (1 << 0)
1569#define PCI_32BIT_FLAG                  (1 << 1)
1570#define ONE_PORT_FLAG                   (1 << 2)
1571#define NO_WOL_FLAG                     (1 << 3)
1572#define USING_MSIX_FLAG                 (1 << 5)
1573#define USING_MSI_FLAG                  (1 << 6)
1574#define DISABLE_MSI_FLAG                (1 << 7)
1575#define NO_MCP_FLAG                     (1 << 9)
1576#define MF_FUNC_DIS                     (1 << 11)
1577#define OWN_CNIC_IRQ                    (1 << 12)
1578#define NO_ISCSI_OOO_FLAG               (1 << 13)
1579#define NO_ISCSI_FLAG                   (1 << 14)
1580#define NO_FCOE_FLAG                    (1 << 15)
1581#define BC_SUPPORTS_PFC_STATS           (1 << 17)
1582#define TX_SWITCHING                    (1 << 18)
1583#define BC_SUPPORTS_FCOE_FEATURES       (1 << 19)
1584#define USING_SINGLE_MSIX_FLAG          (1 << 20)
1585#define BC_SUPPORTS_DCBX_MSG_NON_PMF    (1 << 21)
1586#define IS_VF_FLAG                      (1 << 22)
1587#define BC_SUPPORTS_RMMOD_CMD           (1 << 23)
1588#define HAS_PHYS_PORT_ID                (1 << 24)
1589#define AER_ENABLED                     (1 << 25)
1590#define PTP_SUPPORTED                   (1 << 26)
1591#define TX_TIMESTAMPING_EN              (1 << 27)
1592
1593#define BP_NOMCP(bp)                    ((bp)->flags & NO_MCP_FLAG)
1594
1595#ifdef CONFIG_BNX2X_SRIOV
1596#define IS_VF(bp)                       ((bp)->flags & IS_VF_FLAG)
1597#define IS_PF(bp)                       (!((bp)->flags & IS_VF_FLAG))
1598#else
1599#define IS_VF(bp)                       false
1600#define IS_PF(bp)                       true
1601#endif
1602
1603#define NO_ISCSI(bp)            ((bp)->flags & NO_ISCSI_FLAG)
1604#define NO_ISCSI_OOO(bp)        ((bp)->flags & NO_ISCSI_OOO_FLAG)
1605#define NO_FCOE(bp)             ((bp)->flags & NO_FCOE_FLAG)
1606
1607        u8                      cnic_support;
1608        bool                    cnic_enabled;
1609        bool                    cnic_loaded;
1610        struct cnic_eth_dev     *(*cnic_probe)(struct net_device *);
1611
1612        /* Flag that indicates that we can start looking for FCoE L2 queue
1613         * completions in the default status block.
1614         */
1615        bool                    fcoe_init;
1616
1617        int                     mrrs;
1618
1619        struct delayed_work     sp_task;
1620        struct delayed_work     iov_task;
1621
1622        atomic_t                interrupt_occurred;
1623        struct delayed_work     sp_rtnl_task;
1624
1625        struct delayed_work     period_task;
1626        struct timer_list       timer;
1627        int                     current_interval;
1628
1629        u16                     fw_seq;
1630        u16                     fw_drv_pulse_wr_seq;
1631        u32                     func_stx;
1632
1633        struct link_params      link_params;
1634        struct link_vars        link_vars;
1635        u32                     link_cnt;
1636        struct bnx2x_link_report_data last_reported_link;
1637
1638        struct mdio_if_info     mdio;
1639
1640        struct bnx2x_common     common;
1641        struct bnx2x_port       port;
1642
1643        struct cmng_init        cmng;
1644
1645        u32                     mf_config[E1HVN_MAX];
1646        u32                     mf_ext_config;
1647        u32                     path_has_ovlan; /* E3 */
1648        u16                     mf_ov;
1649        u8                      mf_mode;
1650#define IS_MF(bp)               (bp->mf_mode != 0)
1651#define IS_MF_SI(bp)            (bp->mf_mode == MULTI_FUNCTION_SI)
1652#define IS_MF_SD(bp)            (bp->mf_mode == MULTI_FUNCTION_SD)
1653#define IS_MF_AFEX(bp)          (bp->mf_mode == MULTI_FUNCTION_AFEX)
1654        u8                      mf_sub_mode;
1655#define IS_MF_UFP(bp)           (IS_MF_SD(bp) && \
1656                                 bp->mf_sub_mode == SUB_MF_MODE_UFP)
1657#define IS_MF_BD(bp)            (IS_MF_SD(bp) && \
1658                                 bp->mf_sub_mode == SUB_MF_MODE_BD)
1659
1660        u8                      wol;
1661
1662        int                     rx_ring_size;
1663
1664        u16                     tx_quick_cons_trip_int;
1665        u16                     tx_quick_cons_trip;
1666        u16                     tx_ticks_int;
1667        u16                     tx_ticks;
1668
1669        u16                     rx_quick_cons_trip_int;
1670        u16                     rx_quick_cons_trip;
1671        u16                     rx_ticks_int;
1672        u16                     rx_ticks;
1673/* Maximal coalescing timeout in us */
1674#define BNX2X_MAX_COALESCE_TOUT         (0xff*BNX2X_BTR)
1675
1676        u32                     lin_cnt;
1677
1678        u16                     state;
1679#define BNX2X_STATE_CLOSED              0
1680#define BNX2X_STATE_OPENING_WAIT4_LOAD  0x1000
1681#define BNX2X_STATE_OPENING_WAIT4_PORT  0x2000
1682#define BNX2X_STATE_OPEN                0x3000
1683#define BNX2X_STATE_CLOSING_WAIT4_HALT  0x4000
1684#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
1685
1686#define BNX2X_STATE_DIAG                0xe000
1687#define BNX2X_STATE_ERROR               0xf000
1688
1689#define BNX2X_MAX_PRIORITY              8
1690        int                     num_queues;
1691        uint                    num_ethernet_queues;
1692        uint                    num_cnic_queues;
1693        int                     disable_tpa;
1694
1695        u32                     rx_mode;
1696#define BNX2X_RX_MODE_NONE              0
1697#define BNX2X_RX_MODE_NORMAL            1
1698#define BNX2X_RX_MODE_ALLMULTI          2
1699#define BNX2X_RX_MODE_PROMISC           3
1700#define BNX2X_MAX_MULTICAST             64
1701
1702        u8                      igu_dsb_id;
1703        u8                      igu_base_sb;
1704        u8                      igu_sb_cnt;
1705        u8                      min_msix_vec_cnt;
1706
1707        u32                     igu_base_addr;
1708        dma_addr_t              def_status_blk_mapping;
1709
1710        struct bnx2x_slowpath   *slowpath;
1711        dma_addr_t              slowpath_mapping;
1712
1713        /* Mechanism protecting the drv_info_to_mcp */
1714        struct mutex            drv_info_mutex;
1715        bool                    drv_info_mng_owner;
1716
1717        /* Total number of FW statistics requests */
1718        u8                      fw_stats_num;
1719
1720        /*
1721         * This is a memory buffer that will contain both statistics
1722         * ramrod request and data.
1723         */
1724        void                    *fw_stats;
1725        dma_addr_t              fw_stats_mapping;
1726
1727        /*
1728         * FW statistics request shortcut (points at the
1729         * beginning of fw_stats buffer).
1730         */
1731        struct bnx2x_fw_stats_req       *fw_stats_req;
1732        dma_addr_t                      fw_stats_req_mapping;
1733        int                             fw_stats_req_sz;
1734
1735        /*
1736         * FW statistics data shortcut (points at the beginning of
1737         * fw_stats buffer + fw_stats_req_sz).
1738         */
1739        struct bnx2x_fw_stats_data      *fw_stats_data;
1740        dma_addr_t                      fw_stats_data_mapping;
1741        int                             fw_stats_data_sz;
1742
1743        /* For max 1024 cids (VF RSS), 32KB ILT page size and 1KB
1744         * context size we need 8 ILT entries.
1745         */
1746#define ILT_MAX_L2_LINES        32
1747        struct hw_context       context[ILT_MAX_L2_LINES];
1748
1749        struct bnx2x_ilt        *ilt;
1750#define BP_ILT(bp)              ((bp)->ilt)
1751#define ILT_MAX_LINES           256
1752/*
1753 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes
1754 * to CNIC.
1755 */
1756#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp))
1757
1758/*
1759 * Maximum CID count that might be required by the bnx2x:
1760 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI
1761 */
1762
1763#define BNX2X_L2_CID_COUNT(bp)  (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \
1764                                + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp)))
1765#define BNX2X_L2_MAX_CID(bp)    (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \
1766                                + CNIC_SUPPORT(bp) * (2 + UIO_CID_PAD(bp)))
1767#define L2_ILT_LINES(bp)        (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\
1768                                        ILT_PAGE_CIDS))
1769
1770        int                     qm_cid_count;
1771
1772        bool                    dropless_fc;
1773
1774        void                    *t2;
1775        dma_addr_t              t2_mapping;
1776        struct cnic_ops __rcu   *cnic_ops;
1777        void                    *cnic_data;
1778        u32                     cnic_tag;
1779        struct cnic_eth_dev     cnic_eth_dev;
1780        union host_hc_status_block cnic_sb;
1781        dma_addr_t              cnic_sb_mapping;
1782        struct eth_spe          *cnic_kwq;
1783        struct eth_spe          *cnic_kwq_prod;
1784        struct eth_spe          *cnic_kwq_cons;
1785        struct eth_spe          *cnic_kwq_last;
1786        u16                     cnic_kwq_pending;
1787        u16                     cnic_spq_pending;
1788        u8                      fip_mac[ETH_ALEN];
1789        struct mutex            cnic_mutex;
1790        struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj;
1791
1792        /* Start index of the "special" (CNIC related) L2 clients */
1793        u8                              cnic_base_cl_id;
1794
1795        int                     dmae_ready;
1796        /* used to synchronize dmae accesses */
1797        spinlock_t              dmae_lock;
1798
1799        /* used to protect the FW mail box */
1800        struct mutex            fw_mb_mutex;
1801
1802        /* used to synchronize stats collecting */
1803        int                     stats_state;
1804
1805        /* used for synchronization of concurrent threads statistics handling */
1806        struct semaphore        stats_lock;
1807
1808        /* used by dmae command loader */
1809        struct dmae_command     stats_dmae;
1810        int                     executer_idx;
1811
1812        u16                     stats_counter;
1813        struct bnx2x_eth_stats  eth_stats;
1814        struct host_func_stats          func_stats;
1815        struct bnx2x_eth_stats_old      eth_stats_old;
1816        struct bnx2x_net_stats_old      net_stats_old;
1817        struct bnx2x_fw_port_stats_old  fw_stats_old;
1818        bool                    stats_init;
1819
1820        struct z_stream_s       *strm;
1821        void                    *gunzip_buf;
1822        dma_addr_t              gunzip_mapping;
1823        int                     gunzip_outlen;
1824#define FW_BUF_SIZE                     0x8000
1825#define GUNZIP_BUF(bp)                  (bp->gunzip_buf)
1826#define GUNZIP_PHYS(bp)                 (bp->gunzip_mapping)
1827#define GUNZIP_OUTLEN(bp)               (bp->gunzip_outlen)
1828
1829        struct raw_op           *init_ops;
1830        /* Init blocks offsets inside init_ops */
1831        u16                     *init_ops_offsets;
1832        /* Data blob - has 32 bit granularity */
1833        u32                     *init_data;
1834        u32                     init_mode_flags;
1835#define INIT_MODE_FLAGS(bp)     (bp->init_mode_flags)
1836        /* Zipped PRAM blobs - raw data */
1837        const u8                *tsem_int_table_data;
1838        const u8                *tsem_pram_data;
1839        const u8                *usem_int_table_data;
1840        const u8                *usem_pram_data;
1841        const u8                *xsem_int_table_data;
1842        const u8                *xsem_pram_data;
1843        const u8                *csem_int_table_data;
1844        const u8                *csem_pram_data;
1845#define INIT_OPS(bp)                    (bp->init_ops)
1846#define INIT_OPS_OFFSETS(bp)            (bp->init_ops_offsets)
1847#define INIT_DATA(bp)                   (bp->init_data)
1848#define INIT_TSEM_INT_TABLE_DATA(bp)    (bp->tsem_int_table_data)
1849#define INIT_TSEM_PRAM_DATA(bp)         (bp->tsem_pram_data)
1850#define INIT_USEM_INT_TABLE_DATA(bp)    (bp->usem_int_table_data)
1851#define INIT_USEM_PRAM_DATA(bp)         (bp->usem_pram_data)
1852#define INIT_XSEM_INT_TABLE_DATA(bp)    (bp->xsem_int_table_data)
1853#define INIT_XSEM_PRAM_DATA(bp)         (bp->xsem_pram_data)
1854#define INIT_CSEM_INT_TABLE_DATA(bp)    (bp->csem_int_table_data)
1855#define INIT_CSEM_PRAM_DATA(bp)         (bp->csem_pram_data)
1856
1857#define PHY_FW_VER_LEN                  20
1858        char                    fw_ver[32];
1859        const struct firmware   *firmware;
1860
1861        struct bnx2x_vfdb       *vfdb;
1862#define IS_SRIOV(bp)            ((bp)->vfdb)
1863
1864        /* DCB support on/off */
1865        u16 dcb_state;
1866#define BNX2X_DCB_STATE_OFF                     0
1867#define BNX2X_DCB_STATE_ON                      1
1868
1869        /* DCBX engine mode */
1870        int dcbx_enabled;
1871#define BNX2X_DCBX_ENABLED_OFF                  0
1872#define BNX2X_DCBX_ENABLED_ON_NEG_OFF           1
1873#define BNX2X_DCBX_ENABLED_ON_NEG_ON            2
1874#define BNX2X_DCBX_ENABLED_INVALID              (-1)
1875
1876        bool dcbx_mode_uset;
1877
1878        struct bnx2x_config_dcbx_params         dcbx_config_params;
1879        struct bnx2x_dcbx_port_params           dcbx_port_params;
1880        int                                     dcb_version;
1881
1882        /* CAM credit pools */
1883        struct bnx2x_credit_pool_obj            vlans_pool;
1884
1885        struct bnx2x_credit_pool_obj            macs_pool;
1886
1887        /* RX_MODE object */
1888        struct bnx2x_rx_mode_obj                rx_mode_obj;
1889
1890        /* MCAST object */
1891        struct bnx2x_mcast_obj                  mcast_obj;
1892
1893        /* RSS configuration object */
1894        struct bnx2x_rss_config_obj             rss_conf_obj;
1895
1896        /* Function State controlling object */
1897        struct bnx2x_func_sp_obj                func_obj;
1898
1899        unsigned long                           sp_state;
1900
1901        /* operation indication for the sp_rtnl task */
1902        unsigned long                           sp_rtnl_state;
1903
1904        /* Indication of the IOV tasks */
1905        unsigned long                           iov_task_state;
1906
1907        /* DCBX Negotiation results */
1908        struct dcbx_features                    dcbx_local_feat;
1909        u32                                     dcbx_error;
1910
1911#ifdef BCM_DCBNL
1912        struct dcbx_features                    dcbx_remote_feat;
1913        u32                                     dcbx_remote_flags;
1914#endif
1915        /* AFEX: store default vlan used */
1916        int                                     afex_def_vlan_tag;
1917        enum mf_cfg_afex_vlan_mode              afex_vlan_mode;
1918        u32                                     pending_max;
1919
1920        /* multiple tx classes of service */
1921        u8                                      max_cos;
1922
1923        /* priority to cos mapping */
1924        u8                                      prio_to_cos[8];
1925
1926        int fp_array_size;
1927        u32 dump_preset_idx;
1928
1929        u8                                      phys_port_id[ETH_ALEN];
1930
1931        /* PTP related context */
1932        struct ptp_clock *ptp_clock;
1933        struct ptp_clock_info ptp_clock_info;
1934        struct work_struct ptp_task;
1935        struct cyclecounter cyclecounter;
1936        struct timecounter timecounter;
1937        bool timecounter_init_done;
1938        struct sk_buff *ptp_tx_skb;
1939        unsigned long ptp_tx_start;
1940        bool hwtstamp_ioctl_called;
1941        u16 tx_type;
1942        u16 rx_filter;
1943
1944        struct bnx2x_link_report_data           vf_link_vars;
1945        struct list_head vlan_reg;
1946        u16 vlan_cnt;
1947        u16 vlan_credit;
1948        u16 vxlan_dst_port;
1949        u8 vxlan_dst_port_count;
1950        bool accept_any_vlan;
1951};
1952
1953/* Tx queues may be less or equal to Rx queues */
1954extern int num_queues;
1955#define BNX2X_NUM_QUEUES(bp)    (bp->num_queues)
1956#define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues)
1957#define BNX2X_NUM_NON_CNIC_QUEUES(bp)   (BNX2X_NUM_QUEUES(bp) - \
1958                                         (bp)->num_cnic_queues)
1959#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp)
1960
1961#define is_multi(bp)            (BNX2X_NUM_QUEUES(bp) > 1)
1962
1963#define BNX2X_MAX_QUEUES(bp)    BNX2X_MAX_RSS_COUNT(bp)
1964/* #define is_eth_multi(bp)     (BNX2X_NUM_ETH_QUEUES(bp) > 1) */
1965
1966#define RSS_IPV4_CAP_MASK                                               \
1967        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY
1968
1969#define RSS_IPV4_TCP_CAP_MASK                                           \
1970        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY
1971
1972#define RSS_IPV6_CAP_MASK                                               \
1973        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY
1974
1975#define RSS_IPV6_TCP_CAP_MASK                                           \
1976        TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY
1977
1978struct bnx2x_func_init_params {
1979        /* dma */
1980        bool            spq_active;
1981        dma_addr_t      spq_map;
1982        u16             spq_prod;
1983
1984        u16             func_id;        /* abs fid */
1985        u16             pf_id;
1986};
1987
1988#define for_each_cnic_queue(bp, var) \
1989        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
1990             (var)++) \
1991                if (skip_queue(bp, var))        \
1992                        continue;               \
1993                else
1994
1995#define for_each_eth_queue(bp, var) \
1996        for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
1997
1998#define for_each_nondefault_eth_queue(bp, var) \
1999        for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++)
2000
2001#define for_each_queue(bp, var) \
2002        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
2003                if (skip_queue(bp, var))        \
2004                        continue;               \
2005                else
2006
2007/* Skip forwarding FP */
2008#define for_each_valid_rx_queue(bp, var)                        \
2009        for ((var) = 0;                                         \
2010             (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) :  \
2011                      BNX2X_NUM_ETH_QUEUES(bp));                \
2012             (var)++)                                           \
2013                if (skip_rx_queue(bp, var))                     \
2014                        continue;                               \
2015                else
2016
2017#define for_each_rx_queue_cnic(bp, var) \
2018        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
2019             (var)++) \
2020                if (skip_rx_queue(bp, var))     \
2021                        continue;               \
2022                else
2023
2024#define for_each_rx_queue(bp, var) \
2025        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
2026                if (skip_rx_queue(bp, var))     \
2027                        continue;               \
2028                else
2029
2030/* Skip OOO FP */
2031#define for_each_valid_tx_queue(bp, var)                        \
2032        for ((var) = 0;                                         \
2033             (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) :  \
2034                      BNX2X_NUM_ETH_QUEUES(bp));                \
2035             (var)++)                                           \
2036                if (skip_tx_queue(bp, var))                     \
2037                        continue;                               \
2038                else
2039
2040#define for_each_tx_queue_cnic(bp, var) \
2041        for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \
2042             (var)++) \
2043                if (skip_tx_queue(bp, var))     \
2044                        continue;               \
2045                else
2046
2047#define for_each_tx_queue(bp, var) \
2048        for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
2049                if (skip_tx_queue(bp, var))     \
2050                        continue;               \
2051                else
2052
2053#define for_each_nondefault_queue(bp, var) \
2054        for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \
2055                if (skip_queue(bp, var))        \
2056                        continue;               \
2057                else
2058
2059#define for_each_cos_in_tx_queue(fp, var) \
2060        for ((var) = 0; (var) < (fp)->max_cos; (var)++)
2061
2062/* skip rx queue
2063 * if FCOE l2 support is disabled and this is the fcoe L2 queue
2064 */
2065#define skip_rx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
2066
2067/* skip tx queue
2068 * if FCOE l2 support is disabled and this is the fcoe L2 queue
2069 */
2070#define skip_tx_queue(bp, idx)  (NO_FCOE(bp) && IS_FCOE_IDX(idx))
2071
2072#define skip_queue(bp, idx)     (NO_FCOE(bp) && IS_FCOE_IDX(idx))
2073
2074/**
2075 * bnx2x_set_mac_one - configure a single MAC address
2076 *
2077 * @bp:                 driver handle
2078 * @mac:                MAC to configure
2079 * @obj:                MAC object handle
2080 * @set:                if 'true' add a new MAC, otherwise - delete
2081 * @mac_type:           the type of the MAC to configure (e.g. ETH, UC list)
2082 * @ramrod_flags:       RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT)
2083 *
2084 * Configures one MAC according to provided parameters or continues the
2085 * execution of previously scheduled commands if RAMROD_CONT is set in
2086 * ramrod_flags.
2087 *
2088 * Returns zero if operation has successfully completed, a positive value if the
2089 * operation has been successfully scheduled and a negative - if a requested
2090 * operations has failed.
2091 */
2092int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac,
2093                      struct bnx2x_vlan_mac_obj *obj, bool set,
2094                      int mac_type, unsigned long *ramrod_flags);
2095
2096int bnx2x_set_vlan_one(struct bnx2x *bp, u16 vlan,
2097                       struct bnx2x_vlan_mac_obj *obj, bool set,
2098                       unsigned long *ramrod_flags);
2099
2100/**
2101 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object
2102 *
2103 * @bp:                 driver handle
2104 * @mac_obj:            MAC object handle
2105 * @mac_type:           type of the MACs to clear (BNX2X_XXX_MAC)
2106 * @wait_for_comp:      if 'true' block until completion
2107 *
2108 * Deletes all MACs of the specific type (e.g. ETH, UC list).
2109 *
2110 * Returns zero if operation has successfully completed, a positive value if the
2111 * operation has been successfully scheduled and a negative - if a requested
2112 * operations has failed.
2113 */
2114int bnx2x_del_all_macs(struct bnx2x *bp,
2115                       struct bnx2x_vlan_mac_obj *mac_obj,
2116                       int mac_type, bool wait_for_comp);
2117
2118/* Init Function API  */
2119void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p);
2120void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid,
2121                    u8 vf_valid, int fw_sb_id, int igu_sb_id);
2122int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
2123int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
2124int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode);
2125int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
2126void bnx2x_read_mf_cfg(struct bnx2x *bp);
2127
2128int bnx2x_pretend_func(struct bnx2x *bp, u16 pretend_func_val);
2129
2130/* dmae */
2131void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
2132void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
2133                      u32 len32);
2134void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx);
2135u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type);
2136u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode);
2137u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type,
2138                      bool with_comp, u8 comp_type);
2139
2140void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
2141                               u8 src_type, u8 dst_type);
2142int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae,
2143                               u32 *comp);
2144
2145/* FLR related routines */
2146u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp);
2147void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count);
2148int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt);
2149u8 bnx2x_is_pcie_pending(struct pci_dev *dev);
2150int bnx2x_flr_clnup_poll_hw_counter(struct bnx2x *bp, u32 reg,
2151                                    char *msg, u32 poll_cnt);
2152
2153void bnx2x_calc_fc_adv(struct bnx2x *bp);
2154int bnx2x_sp_post(struct bnx2x *bp, int command, int cid,
2155                  u32 data_hi, u32 data_lo, int cmd_type);
2156void bnx2x_update_coalesce(struct bnx2x *bp);
2157int bnx2x_get_cur_phy_idx(struct bnx2x *bp);
2158
2159bool bnx2x_port_after_undi(struct bnx2x *bp);
2160
2161static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
2162                           int wait)
2163{
2164        u32 val;
2165
2166        do {
2167                val = REG_RD(bp, reg);
2168                if (val == expected)
2169                        break;
2170                ms -= wait;
2171                msleep(wait);
2172
2173        } while (ms > 0);
2174
2175        return val;
2176}
2177
2178void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id,
2179                            bool is_pf);
2180
2181#define BNX2X_ILT_ZALLOC(x, y, size)                                    \
2182        x = dma_zalloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL)
2183
2184#define BNX2X_ILT_FREE(x, y, size) \
2185        do { \
2186                if (x) { \
2187                        dma_free_coherent(&bp->pdev->dev, size, x, y); \
2188                        x = NULL; \
2189                        y = 0; \
2190                } \
2191        } while (0)
2192
2193#define ILOG2(x)        (ilog2((x)))
2194
2195#define ILT_NUM_PAGE_ENTRIES    (3072)
2196/* In 57710/11 we use whole table since we have 8 func
2197 * In 57712 we have only 4 func, but use same size per func, then only half of
2198 * the table in use
2199 */
2200#define ILT_PER_FUNC            (ILT_NUM_PAGE_ENTRIES/8)
2201
2202#define FUNC_ILT_BASE(func)     (func * ILT_PER_FUNC)
2203/*
2204 * the phys address is shifted right 12 bits and has an added
2205 * 1=valid bit added to the 53rd bit
2206 * then since this is a wide register(TM)
2207 * we split it into two 32 bit writes
2208 */
2209#define ONCHIP_ADDR1(x)         ((u32)(((u64)x >> 12) & 0xFFFFFFFF))
2210#define ONCHIP_ADDR2(x)         ((u32)((1 << 20) | ((u64)x >> 44)))
2211
2212/* load/unload mode */
2213#define LOAD_NORMAL                     0
2214#define LOAD_OPEN                       1
2215#define LOAD_DIAG                       2
2216#define LOAD_LOOPBACK_EXT               3
2217#define UNLOAD_NORMAL                   0
2218#define UNLOAD_CLOSE                    1
2219#define UNLOAD_RECOVERY                 2
2220
2221/* DMAE command defines */
2222#define DMAE_TIMEOUT                    -1
2223#define DMAE_PCI_ERROR                  -2      /* E2 and onward */
2224#define DMAE_NOT_RDY                    -3
2225#define DMAE_PCI_ERR_FLAG               0x80000000
2226
2227#define DMAE_SRC_PCI                    0
2228#define DMAE_SRC_GRC                    1
2229
2230#define DMAE_DST_NONE                   0
2231#define DMAE_DST_PCI                    1
2232#define DMAE_DST_GRC                    2
2233
2234#define DMAE_COMP_PCI                   0
2235#define DMAE_COMP_GRC                   1
2236
2237/* E2 and onward - PCI error handling in the completion */
2238
2239#define DMAE_COMP_REGULAR               0
2240#define DMAE_COM_SET_ERR                1
2241
2242#define DMAE_CMD_SRC_PCI                (DMAE_SRC_PCI << \
2243                                                DMAE_COMMAND_SRC_SHIFT)
2244#define DMAE_CMD_SRC_GRC                (DMAE_SRC_GRC << \
2245                                                DMAE_COMMAND_SRC_SHIFT)
2246
2247#define DMAE_CMD_DST_PCI                (DMAE_DST_PCI << \
2248                                                DMAE_COMMAND_DST_SHIFT)
2249#define DMAE_CMD_DST_GRC                (DMAE_DST_GRC << \
2250                                                DMAE_COMMAND_DST_SHIFT)
2251
2252#define DMAE_CMD_C_DST_PCI              (DMAE_COMP_PCI << \
2253                                                DMAE_COMMAND_C_DST_SHIFT)
2254#define DMAE_CMD_C_DST_GRC              (DMAE_COMP_GRC << \
2255                                                DMAE_COMMAND_C_DST_SHIFT)
2256
2257#define DMAE_CMD_C_ENABLE               DMAE_COMMAND_C_TYPE_ENABLE
2258
2259#define DMAE_CMD_ENDIANITY_NO_SWAP      (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
2260#define DMAE_CMD_ENDIANITY_B_SWAP       (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
2261#define DMAE_CMD_ENDIANITY_DW_SWAP      (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
2262#define DMAE_CMD_ENDIANITY_B_DW_SWAP    (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
2263
2264#define DMAE_CMD_PORT_0                 0
2265#define DMAE_CMD_PORT_1                 DMAE_COMMAND_PORT
2266
2267#define DMAE_CMD_SRC_RESET              DMAE_COMMAND_SRC_RESET
2268#define DMAE_CMD_DST_RESET              DMAE_COMMAND_DST_RESET
2269#define DMAE_CMD_E1HVN_SHIFT            DMAE_COMMAND_E1HVN_SHIFT
2270
2271#define DMAE_SRC_PF                     0
2272#define DMAE_SRC_VF                     1
2273
2274#define DMAE_DST_PF                     0
2275#define DMAE_DST_VF                     1
2276
2277#define DMAE_C_SRC                      0
2278#define DMAE_C_DST                      1
2279
2280#define DMAE_LEN32_RD_MAX               0x80
2281#define DMAE_LEN32_WR_MAX(bp)           (CHIP_IS_E1(bp) ? 0x400 : 0x2000)
2282
2283#define DMAE_COMP_VAL                   0x60d0d0ae /* E2 and on - upper bit
2284                                                    * indicates error
2285                                                    */
2286
2287#define MAX_DMAE_C_PER_PORT             8
2288#define INIT_DMAE_C(bp)                 (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2289                                         BP_VN(bp))
2290#define PMF_DMAE_C(bp)                  (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
2291                                         E1HVN_MAX)
2292
2293/* PCIE link and speed */
2294#define PCICFG_LINK_WIDTH               0x1f00000
2295#define PCICFG_LINK_WIDTH_SHIFT         20
2296#define PCICFG_LINK_SPEED               0xf0000
2297#define PCICFG_LINK_SPEED_SHIFT         16
2298
2299#define BNX2X_NUM_TESTS_SF              7
2300#define BNX2X_NUM_TESTS_MF              3
2301#define BNX2X_NUM_TESTS(bp)             (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \
2302                                             IS_VF(bp) ? 0 : BNX2X_NUM_TESTS_SF)
2303
2304#define BNX2X_PHY_LOOPBACK              0
2305#define BNX2X_MAC_LOOPBACK              1
2306#define BNX2X_EXT_LOOPBACK              2
2307#define BNX2X_PHY_LOOPBACK_FAILED       1
2308#define BNX2X_MAC_LOOPBACK_FAILED       2
2309#define BNX2X_EXT_LOOPBACK_FAILED       3
2310#define BNX2X_LOOPBACK_FAILED           (BNX2X_MAC_LOOPBACK_FAILED | \
2311                                         BNX2X_PHY_LOOPBACK_FAILED)
2312
2313#define STROM_ASSERT_ARRAY_SIZE         50
2314
2315/* must be used on a CID before placing it on a HW ring */
2316#define HW_CID(bp, x)                   ((BP_PORT(bp) << 23) | \
2317                                         (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \
2318                                         (x))
2319
2320#define SP_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_spe))
2321#define MAX_SP_DESC_CNT                 (SP_DESC_CNT - 1)
2322
2323#define BNX2X_BTR                       4
2324#define MAX_SPQ_PENDING                 8
2325
2326/* CMNG constants, as derived from system spec calculations */
2327/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */
2328#define DEF_MIN_RATE                                    100
2329/* resolution of the rate shaping timer - 400 usec */
2330#define RS_PERIODIC_TIMEOUT_USEC                        400
2331/* number of bytes in single QM arbitration cycle -
2332 * coefficient for calculating the fairness timer */
2333#define QM_ARB_BYTES                                    160000
2334/* resolution of Min algorithm 1:100 */
2335#define MIN_RES                                         100
2336/* how many bytes above threshold for the minimal credit of Min algorithm*/
2337#define MIN_ABOVE_THRESH                                32768
2338/* Fairness algorithm integration time coefficient -
2339 * for calculating the actual Tfair */
2340#define T_FAIR_COEF     ((MIN_ABOVE_THRESH +  QM_ARB_BYTES) * 8 * MIN_RES)
2341/* Memory of fairness algorithm . 2 cycles */
2342#define FAIR_MEM                                        2
2343
2344#define ATTN_NIG_FOR_FUNC               (1L << 8)
2345#define ATTN_SW_TIMER_4_FUNC            (1L << 9)
2346#define GPIO_2_FUNC                     (1L << 10)
2347#define GPIO_3_FUNC                     (1L << 11)
2348#define GPIO_4_FUNC                     (1L << 12)
2349#define ATTN_GENERAL_ATTN_1             (1L << 13)
2350#define ATTN_GENERAL_ATTN_2             (1L << 14)
2351#define ATTN_GENERAL_ATTN_3             (1L << 15)
2352#define ATTN_GENERAL_ATTN_4             (1L << 13)
2353#define ATTN_GENERAL_ATTN_5             (1L << 14)
2354#define ATTN_GENERAL_ATTN_6             (1L << 15)
2355
2356#define ATTN_HARD_WIRED_MASK            0xff00
2357#define ATTENTION_ID                    4
2358
2359#define IS_MF_STORAGE_ONLY(bp) (IS_MF_STORAGE_PERSONALITY_ONLY(bp) || \
2360                                 IS_MF_FCOE_AFEX(bp))
2361
2362/* stuff added to make the code fit 80Col */
2363
2364#define BNX2X_PMF_LINK_ASSERT \
2365        GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
2366
2367#define BNX2X_MC_ASSERT_BITS \
2368        (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2369         GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2370         GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
2371         GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
2372
2373#define BNX2X_MCP_ASSERT \
2374        GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
2375
2376#define BNX2X_GRC_TIMEOUT       GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
2377#define BNX2X_GRC_RSV           (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
2378                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
2379                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
2380                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
2381                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
2382                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
2383
2384#define HW_INTERRUT_ASSERT_SET_0 \
2385                                (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
2386                                 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
2387                                 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
2388                                 AEU_INPUTS_ATTN_BITS_BRB_HW_INTERRUPT | \
2389                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT)
2390#define HW_PRTY_ASSERT_SET_0    (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
2391                                 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
2392                                 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
2393                                 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
2394                                 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\
2395                                 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\
2396                                 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR)
2397#define HW_INTERRUT_ASSERT_SET_1 \
2398                                (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
2399                                 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
2400                                 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
2401                                 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
2402                                 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
2403                                 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
2404                                 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
2405                                 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
2406                                 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
2407                                 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
2408                                 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
2409#define HW_PRTY_ASSERT_SET_1    (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\
2410                                 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
2411                                 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\
2412                                 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
2413                                 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\
2414                                 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
2415                                 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
2416                                 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\
2417                             AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
2418                                 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
2419                                 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
2420                                 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\
2421                                 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
2422                                 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
2423                                 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\
2424                                 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR)
2425#define HW_INTERRUT_ASSERT_SET_2 \
2426                                (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
2427                                 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
2428                                 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
2429                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
2430                                 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
2431#define HW_PRTY_ASSERT_SET_2    (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
2432                                 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
2433                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
2434                                 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
2435                                 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
2436                                 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\
2437                                 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
2438                                 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
2439
2440#define HW_PRTY_ASSERT_SET_3_WITHOUT_SCPAD \
2441                (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \
2442                 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \
2443                 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY)
2444
2445#define HW_PRTY_ASSERT_SET_3 (HW_PRTY_ASSERT_SET_3_WITHOUT_SCPAD | \
2446                              AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY)
2447
2448#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \
2449                              AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR)
2450
2451#define MULTI_MASK                      0x7f
2452
2453#define DEF_USB_FUNC_OFF        offsetof(struct cstorm_def_status_block_u, func)
2454#define DEF_CSB_FUNC_OFF        offsetof(struct cstorm_def_status_block_c, func)
2455#define DEF_XSB_FUNC_OFF        offsetof(struct xstorm_def_status_block, func)
2456#define DEF_TSB_FUNC_OFF        offsetof(struct tstorm_def_status_block, func)
2457
2458#define DEF_USB_IGU_INDEX_OFF \
2459                        offsetof(struct cstorm_def_status_block_u, igu_index)
2460#define DEF_CSB_IGU_INDEX_OFF \
2461                        offsetof(struct cstorm_def_status_block_c, igu_index)
2462#define DEF_XSB_IGU_INDEX_OFF \
2463                        offsetof(struct xstorm_def_status_block, igu_index)
2464#define DEF_TSB_IGU_INDEX_OFF \
2465                        offsetof(struct tstorm_def_status_block, igu_index)
2466
2467#define DEF_USB_SEGMENT_OFF \
2468                        offsetof(struct cstorm_def_status_block_u, segment)
2469#define DEF_CSB_SEGMENT_OFF \
2470                        offsetof(struct cstorm_def_status_block_c, segment)
2471#define DEF_XSB_SEGMENT_OFF \
2472                        offsetof(struct xstorm_def_status_block, segment)
2473#define DEF_TSB_SEGMENT_OFF \
2474                        offsetof(struct tstorm_def_status_block, segment)
2475
2476#define BNX2X_SP_DSB_INDEX \
2477                (&bp->def_status_blk->sp_sb.\
2478                                        index_values[HC_SP_INDEX_ETH_DEF_CONS])
2479
2480#define CAM_IS_INVALID(x) \
2481        (GET_FLAG(x.flags, \
2482        MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \
2483        (T_ETH_MAC_COMMAND_INVALIDATE))
2484
2485/* Number of u32 elements in MC hash array */
2486#define MC_HASH_SIZE                    8
2487#define MC_HASH_OFFSET(bp, i)           (BAR_TSTRORM_INTMEM + \
2488        TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
2489
2490#ifndef PXP2_REG_PXP2_INT_STS
2491#define PXP2_REG_PXP2_INT_STS           PXP2_REG_PXP2_INT_STS_0
2492#endif
2493
2494#ifndef ETH_MAX_RX_CLIENTS_E2
2495#define ETH_MAX_RX_CLIENTS_E2           ETH_MAX_RX_CLIENTS_E1H
2496#endif
2497
2498#define BNX2X_VPD_LEN                   128
2499#define VENDOR_ID_LEN                   4
2500
2501#define VF_ACQUIRE_THRESH               3
2502#define VF_ACQUIRE_MAC_FILTERS          1
2503#define VF_ACQUIRE_MC_FILTERS           10
2504#define VF_ACQUIRE_VLAN_FILTERS         2 /* VLAN0 + 'real' VLAN */
2505
2506#define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \
2507                            (!((me_reg) & ME_REG_VF_ERR)))
2508int bnx2x_compare_fw_ver(struct bnx2x *bp, u32 load_code, bool print_err);
2509
2510/* Congestion management fairness mode */
2511#define CMNG_FNS_NONE                   0
2512#define CMNG_FNS_MINMAX                 1
2513
2514#define HC_SEG_ACCESS_DEF               0   /*Driver decision 0-3*/
2515#define HC_SEG_ACCESS_ATTN              4
2516#define HC_SEG_ACCESS_NORM              0   /*Driver decision 0-1*/
2517
2518static const u32 dmae_reg_go_c[] = {
2519        DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3,
2520        DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7,
2521        DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11,
2522        DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15
2523};
2524
2525void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev);
2526void bnx2x_notify_link_changed(struct bnx2x *bp);
2527
2528#define BNX2X_MF_SD_PROTOCOL(bp) \
2529        ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK)
2530
2531#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \
2532        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI)
2533
2534#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \
2535        (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE)
2536
2537#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp))
2538#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))
2539#define IS_MF_ISCSI_SI(bp) (IS_MF_SI(bp) && BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp))
2540
2541#define IS_MF_ISCSI_ONLY(bp)    (IS_MF_ISCSI_SD(bp) ||  IS_MF_ISCSI_SI(bp))
2542
2543#define BNX2X_MF_EXT_PROTOCOL_MASK                                      \
2544                                (MACP_FUNC_CFG_FLAGS_ETHERNET |         \
2545                                 MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD |    \
2546                                 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2547
2548#define BNX2X_MF_EXT_PROT(bp)   ((bp)->mf_ext_config &                  \
2549                                 BNX2X_MF_EXT_PROTOCOL_MASK)
2550
2551#define BNX2X_HAS_MF_EXT_PROTOCOL_FCOE(bp)                              \
2552                (BNX2X_MF_EXT_PROT(bp) & MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2553
2554#define BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp)                               \
2555                (BNX2X_MF_EXT_PROT(bp) == MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD)
2556
2557#define BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp)                              \
2558                (BNX2X_MF_EXT_PROT(bp) == MACP_FUNC_CFG_FLAGS_ISCSI_OFFLOAD)
2559
2560#define IS_MF_FCOE_AFEX(bp)                                             \
2561                (IS_MF_AFEX(bp) && BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp))
2562
2563#define IS_MF_SD_STORAGE_PERSONALITY_ONLY(bp)                           \
2564                                (IS_MF_SD(bp) &&                        \
2565                                 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) ||  \
2566                                  BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)))
2567
2568#define IS_MF_SI_STORAGE_PERSONALITY_ONLY(bp)                           \
2569                                (IS_MF_SI(bp) &&                        \
2570                                 (BNX2X_IS_MF_EXT_PROTOCOL_ISCSI(bp) || \
2571                                  BNX2X_IS_MF_EXT_PROTOCOL_FCOE(bp)))
2572
2573#define IS_MF_STORAGE_PERSONALITY_ONLY(bp)                              \
2574                        (IS_MF_SD_STORAGE_PERSONALITY_ONLY(bp) ||       \
2575                         IS_MF_SI_STORAGE_PERSONALITY_ONLY(bp))
2576
2577/* Determines whether BW configuration arrives in 100Mb units or in
2578 * percentages from actual physical link speed.
2579 */
2580#define IS_MF_PERCENT_BW(bp) (IS_MF_SI(bp) || IS_MF_UFP(bp) || IS_MF_BD(bp))
2581
2582#define SET_FLAG(value, mask, flag) \
2583        do {\
2584                (value) &= ~(mask);\
2585                (value) |= ((flag) << (mask##_SHIFT));\
2586        } while (0)
2587
2588#define GET_FLAG(value, mask) \
2589        (((value) & (mask)) >> (mask##_SHIFT))
2590
2591#define GET_FIELD(value, fname) \
2592        (((value) & (fname##_MASK)) >> (fname##_SHIFT))
2593
2594enum {
2595        SWITCH_UPDATE,
2596        AFEX_UPDATE,
2597};
2598
2599#define NUM_MACS        8
2600
2601void bnx2x_set_local_cmng(struct bnx2x *bp);
2602
2603void bnx2x_update_mng_version(struct bnx2x *bp);
2604
2605void bnx2x_update_mfw_dump(struct bnx2x *bp);
2606
2607#define MCPR_SCRATCH_BASE(bp) \
2608        (CHIP_IS_E1x(bp) ? MCP_REG_MCPR_SCRATCH : MCP_A_REG_MCPR_SCRATCH)
2609
2610#define E1H_MAX_MF_SB_COUNT (HC_SB_MAX_SB_E1X/(E1HVN_MAX * PORT_MAX))
2611
2612void bnx2x_init_ptp(struct bnx2x *bp);
2613int bnx2x_configure_ptp_filters(struct bnx2x *bp);
2614void bnx2x_set_rx_ts(struct bnx2x *bp, struct sk_buff *skb);
2615
2616#define BNX2X_MAX_PHC_DRIFT 31000000
2617#define BNX2X_PTP_TX_TIMEOUT
2618
2619/* Re-configure all previously configured vlan filters.
2620 * Meant for implicit re-load flows.
2621 */
2622int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp);
2623
2624#endif /* bnx2x.h */
2625