linux/drivers/net/bnx2x.h
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   1/* bnx2x.h: Broadcom Everest network driver.
   2 *
   3 * Copyright (c) 2007-2009 Broadcom Corporation
   4 *
   5 * This program is free software; you can redistribute it and/or modify
   6 * it under the terms of the GNU General Public License as published by
   7 * the Free Software Foundation.
   8 *
   9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
  10 * Written by: Eliezer Tamir
  11 * Based on code from Michael Chan's bnx2 driver
  12 */
  13
  14#ifndef BNX2X_H
  15#define BNX2X_H
  16
  17/* compilation time flags */
  18
  19/* define this to make the driver freeze on error to allow getting debug info
  20 * (you will need to reboot afterwards) */
  21/* #define BNX2X_STOP_ON_ERROR */
  22
  23#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
  24#define BCM_VLAN                        1
  25#endif
  26
  27
  28#define BNX2X_MULTI_QUEUE
  29
  30#define BNX2X_NEW_NAPI
  31
  32
  33
  34#include <linux/mdio.h>
  35#include "bnx2x_reg.h"
  36#include "bnx2x_fw_defs.h"
  37#include "bnx2x_hsi.h"
  38#include "bnx2x_link.h"
  39
  40/* error/debug prints */
  41
  42#define DRV_MODULE_NAME         "bnx2x"
  43#define PFX DRV_MODULE_NAME     ": "
  44
  45/* for messages that are currently off */
  46#define BNX2X_MSG_OFF                   0
  47#define BNX2X_MSG_MCP                   0x010000 /* was: NETIF_MSG_HW */
  48#define BNX2X_MSG_STATS                 0x020000 /* was: NETIF_MSG_TIMER */
  49#define BNX2X_MSG_NVM                   0x040000 /* was: NETIF_MSG_HW */
  50#define BNX2X_MSG_DMAE                  0x080000 /* was: NETIF_MSG_HW */
  51#define BNX2X_MSG_SP                    0x100000 /* was: NETIF_MSG_INTR */
  52#define BNX2X_MSG_FP                    0x200000 /* was: NETIF_MSG_INTR */
  53
  54#define DP_LEVEL                        KERN_NOTICE     /* was: KERN_DEBUG */
  55
  56/* regular debug print */
  57#define DP(__mask, __fmt, __args...) do { \
  58        if (bp->msglevel & (__mask)) \
  59                printk(DP_LEVEL "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
  60                        bp->dev ? (bp->dev->name) : "?", ##__args); \
  61        } while (0)
  62
  63/* errors debug print */
  64#define BNX2X_DBG_ERR(__fmt, __args...) do { \
  65        if (bp->msglevel & NETIF_MSG_PROBE) \
  66                printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
  67                        bp->dev ? (bp->dev->name) : "?", ##__args); \
  68        } while (0)
  69
  70/* for errors (never masked) */
  71#define BNX2X_ERR(__fmt, __args...) do { \
  72        printk(KERN_ERR "[%s:%d(%s)]" __fmt, __func__, __LINE__, \
  73                bp->dev ? (bp->dev->name) : "?", ##__args); \
  74        } while (0)
  75
  76/* before we have a dev->name use dev_info() */
  77#define BNX2X_DEV_INFO(__fmt, __args...) do { \
  78        if (bp->msglevel & NETIF_MSG_PROBE) \
  79                dev_info(&bp->pdev->dev, __fmt, ##__args); \
  80        } while (0)
  81
  82
  83#ifdef BNX2X_STOP_ON_ERROR
  84#define bnx2x_panic() do { \
  85                bp->panic = 1; \
  86                BNX2X_ERR("driver assert\n"); \
  87                bnx2x_int_disable(bp); \
  88                bnx2x_panic_dump(bp); \
  89        } while (0)
  90#else
  91#define bnx2x_panic() do { \
  92                bp->panic = 1; \
  93                BNX2X_ERR("driver assert\n"); \
  94                bnx2x_panic_dump(bp); \
  95        } while (0)
  96#endif
  97
  98
  99#define U64_LO(x)                       (u32)(((u64)(x)) & 0xffffffff)
 100#define U64_HI(x)                       (u32)(((u64)(x)) >> 32)
 101#define HILO_U64(hi, lo)                ((((u64)(hi)) << 32) + (lo))
 102
 103
 104#define REG_ADDR(bp, offset)            (bp->regview + offset)
 105
 106#define REG_RD(bp, offset)              readl(REG_ADDR(bp, offset))
 107#define REG_RD8(bp, offset)             readb(REG_ADDR(bp, offset))
 108
 109#define REG_WR(bp, offset, val)         writel((u32)val, REG_ADDR(bp, offset))
 110#define REG_WR8(bp, offset, val)        writeb((u8)val, REG_ADDR(bp, offset))
 111#define REG_WR16(bp, offset, val)       writew((u16)val, REG_ADDR(bp, offset))
 112
 113#define REG_RD_IND(bp, offset)          bnx2x_reg_rd_ind(bp, offset)
 114#define REG_WR_IND(bp, offset, val)     bnx2x_reg_wr_ind(bp, offset, val)
 115
 116#define REG_RD_DMAE(bp, offset, valp, len32) \
 117        do { \
 118                bnx2x_read_dmae(bp, offset, len32);\
 119                memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \
 120        } while (0)
 121
 122#define REG_WR_DMAE(bp, offset, valp, len32) \
 123        do { \
 124                memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \
 125                bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \
 126                                 offset, len32); \
 127        } while (0)
 128
 129#define VIRT_WR_DMAE_LEN(bp, data, addr, len32) \
 130        do { \
 131                memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \
 132                bnx2x_write_big_buf_wb(bp, addr, len32); \
 133        } while (0)
 134
 135#define SHMEM_ADDR(bp, field)           (bp->common.shmem_base + \
 136                                         offsetof(struct shmem_region, field))
 137#define SHMEM_RD(bp, field)             REG_RD(bp, SHMEM_ADDR(bp, field))
 138#define SHMEM_WR(bp, field, val)        REG_WR(bp, SHMEM_ADDR(bp, field), val)
 139
 140#define SHMEM2_ADDR(bp, field)          (bp->common.shmem2_base + \
 141                                         offsetof(struct shmem2_region, field))
 142#define SHMEM2_RD(bp, field)            REG_RD(bp, SHMEM2_ADDR(bp, field))
 143#define SHMEM2_WR(bp, field, val)       REG_WR(bp, SHMEM2_ADDR(bp, field), val)
 144
 145#define EMAC_RD(bp, reg)                REG_RD(bp, emac_base + reg)
 146#define EMAC_WR(bp, reg, val)           REG_WR(bp, emac_base + reg, val)
 147
 148
 149/* fast path */
 150
 151struct sw_rx_bd {
 152        struct sk_buff  *skb;
 153        DECLARE_PCI_UNMAP_ADDR(mapping)
 154};
 155
 156struct sw_tx_bd {
 157        struct sk_buff  *skb;
 158        u16             first_bd;
 159        u8              flags;
 160/* Set on the first BD descriptor when there is a split BD */
 161#define BNX2X_TSO_SPLIT_BD              (1<<0)
 162};
 163
 164struct sw_rx_page {
 165        struct page     *page;
 166        DECLARE_PCI_UNMAP_ADDR(mapping)
 167};
 168
 169union db_prod {
 170        struct doorbell_set_prod data;
 171        u32             raw;
 172};
 173
 174
 175/* MC hsi */
 176#define BCM_PAGE_SHIFT                  12
 177#define BCM_PAGE_SIZE                   (1 << BCM_PAGE_SHIFT)
 178#define BCM_PAGE_MASK                   (~(BCM_PAGE_SIZE - 1))
 179#define BCM_PAGE_ALIGN(addr)    (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK)
 180
 181#define PAGES_PER_SGE_SHIFT             0
 182#define PAGES_PER_SGE                   (1 << PAGES_PER_SGE_SHIFT)
 183#define SGE_PAGE_SIZE                   PAGE_SIZE
 184#define SGE_PAGE_SHIFT                  PAGE_SHIFT
 185#define SGE_PAGE_ALIGN(addr)            PAGE_ALIGN((typeof(PAGE_SIZE))(addr))
 186
 187/* SGE ring related macros */
 188#define NUM_RX_SGE_PAGES                2
 189#define RX_SGE_CNT              (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge))
 190#define MAX_RX_SGE_CNT                  (RX_SGE_CNT - 2)
 191/* RX_SGE_CNT is promised to be a power of 2 */
 192#define RX_SGE_MASK                     (RX_SGE_CNT - 1)
 193#define NUM_RX_SGE                      (RX_SGE_CNT * NUM_RX_SGE_PAGES)
 194#define MAX_RX_SGE                      (NUM_RX_SGE - 1)
 195#define NEXT_SGE_IDX(x)         ((((x) & RX_SGE_MASK) == \
 196                                  (MAX_RX_SGE_CNT - 1)) ? (x) + 3 : (x) + 1)
 197#define RX_SGE(x)                       ((x) & MAX_RX_SGE)
 198
 199/* SGE producer mask related macros */
 200/* Number of bits in one sge_mask array element */
 201#define RX_SGE_MASK_ELEM_SZ             64
 202#define RX_SGE_MASK_ELEM_SHIFT          6
 203#define RX_SGE_MASK_ELEM_MASK           ((u64)RX_SGE_MASK_ELEM_SZ - 1)
 204
 205/* Creates a bitmask of all ones in less significant bits.
 206   idx - index of the most significant bit in the created mask */
 207#define RX_SGE_ONES_MASK(idx) \
 208                (((u64)0x1 << (((idx) & RX_SGE_MASK_ELEM_MASK) + 1)) - 1)
 209#define RX_SGE_MASK_ELEM_ONE_MASK       ((u64)(~0))
 210
 211/* Number of u64 elements in SGE mask array */
 212#define RX_SGE_MASK_LEN                 ((NUM_RX_SGE_PAGES * RX_SGE_CNT) / \
 213                                         RX_SGE_MASK_ELEM_SZ)
 214#define RX_SGE_MASK_LEN_MASK            (RX_SGE_MASK_LEN - 1)
 215#define NEXT_SGE_MASK_ELEM(el)          (((el) + 1) & RX_SGE_MASK_LEN_MASK)
 216
 217
 218struct bnx2x_eth_q_stats {
 219        u32 total_bytes_received_hi;
 220        u32 total_bytes_received_lo;
 221        u32 total_bytes_transmitted_hi;
 222        u32 total_bytes_transmitted_lo;
 223        u32 total_unicast_packets_received_hi;
 224        u32 total_unicast_packets_received_lo;
 225        u32 total_multicast_packets_received_hi;
 226        u32 total_multicast_packets_received_lo;
 227        u32 total_broadcast_packets_received_hi;
 228        u32 total_broadcast_packets_received_lo;
 229        u32 total_unicast_packets_transmitted_hi;
 230        u32 total_unicast_packets_transmitted_lo;
 231        u32 total_multicast_packets_transmitted_hi;
 232        u32 total_multicast_packets_transmitted_lo;
 233        u32 total_broadcast_packets_transmitted_hi;
 234        u32 total_broadcast_packets_transmitted_lo;
 235        u32 valid_bytes_received_hi;
 236        u32 valid_bytes_received_lo;
 237
 238        u32 error_bytes_received_hi;
 239        u32 error_bytes_received_lo;
 240        u32 etherstatsoverrsizepkts_hi;
 241        u32 etherstatsoverrsizepkts_lo;
 242        u32 no_buff_discard_hi;
 243        u32 no_buff_discard_lo;
 244
 245        u32 driver_xoff;
 246        u32 rx_err_discard_pkt;
 247        u32 rx_skb_alloc_failed;
 248        u32 hw_csum_err;
 249};
 250
 251#define BNX2X_NUM_Q_STATS               11
 252#define Q_STATS_OFFSET32(stat_name) \
 253                        (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4)
 254
 255struct bnx2x_fastpath {
 256
 257        struct napi_struct      napi;
 258
 259        u8                      is_rx_queue;
 260
 261        struct host_status_block *status_blk;
 262        dma_addr_t              status_blk_mapping;
 263
 264        struct sw_tx_bd         *tx_buf_ring;
 265
 266        union eth_tx_bd_types   *tx_desc_ring;
 267        dma_addr_t              tx_desc_mapping;
 268
 269        struct sw_rx_bd         *rx_buf_ring;   /* BDs mappings ring */
 270        struct sw_rx_page       *rx_page_ring;  /* SGE pages mappings ring */
 271
 272        struct eth_rx_bd        *rx_desc_ring;
 273        dma_addr_t              rx_desc_mapping;
 274
 275        union eth_rx_cqe        *rx_comp_ring;
 276        dma_addr_t              rx_comp_mapping;
 277
 278        /* SGE ring */
 279        struct eth_rx_sge       *rx_sge_ring;
 280        dma_addr_t              rx_sge_mapping;
 281
 282        u64                     sge_mask[RX_SGE_MASK_LEN];
 283
 284        int                     state;
 285#define BNX2X_FP_STATE_CLOSED           0
 286#define BNX2X_FP_STATE_IRQ              0x80000
 287#define BNX2X_FP_STATE_OPENING          0x90000
 288#define BNX2X_FP_STATE_OPEN             0xa0000
 289#define BNX2X_FP_STATE_HALTING          0xb0000
 290#define BNX2X_FP_STATE_HALTED           0xc0000
 291
 292        u8                      index;  /* number in fp array */
 293        u8                      cl_id;  /* eth client id */
 294        u8                      sb_id;  /* status block number in HW */
 295
 296        union db_prod           tx_db;
 297
 298        u16                     tx_pkt_prod;
 299        u16                     tx_pkt_cons;
 300        u16                     tx_bd_prod;
 301        u16                     tx_bd_cons;
 302        __le16                  *tx_cons_sb;
 303
 304        __le16                  fp_c_idx;
 305        __le16                  fp_u_idx;
 306
 307        u16                     rx_bd_prod;
 308        u16                     rx_bd_cons;
 309        u16                     rx_comp_prod;
 310        u16                     rx_comp_cons;
 311        u16                     rx_sge_prod;
 312        /* The last maximal completed SGE */
 313        u16                     last_max_sge;
 314        __le16                  *rx_cons_sb;
 315        __le16                  *rx_bd_cons_sb;
 316
 317
 318        unsigned long           tx_pkt,
 319                                rx_pkt,
 320                                rx_calls;
 321
 322        /* TPA related */
 323        struct sw_rx_bd         tpa_pool[ETH_MAX_AGGREGATION_QUEUES_E1H];
 324        u8                      tpa_state[ETH_MAX_AGGREGATION_QUEUES_E1H];
 325#define BNX2X_TPA_START                 1
 326#define BNX2X_TPA_STOP                  2
 327        u8                      disable_tpa;
 328#ifdef BNX2X_STOP_ON_ERROR
 329        u64                     tpa_queue_used;
 330#endif
 331
 332        struct tstorm_per_client_stats old_tclient;
 333        struct ustorm_per_client_stats old_uclient;
 334        struct xstorm_per_client_stats old_xclient;
 335        struct bnx2x_eth_q_stats eth_q_stats;
 336
 337        /* The size is calculated using the following:
 338             sizeof name field from netdev structure +
 339             4 ('-Xx-' string) +
 340             4 (for the digits and to make it DWORD aligned) */
 341#define FP_NAME_SIZE            (sizeof(((struct net_device *)0)->name) + 8)
 342        char                    name[FP_NAME_SIZE];
 343        struct bnx2x            *bp; /* parent */
 344};
 345
 346#define bnx2x_fp(bp, nr, var)           (bp->fp[nr].var)
 347
 348
 349/* MC hsi */
 350#define MAX_FETCH_BD                    13      /* HW max BDs per packet */
 351#define RX_COPY_THRESH                  92
 352
 353#define NUM_TX_RINGS                    16
 354#define TX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types))
 355#define MAX_TX_DESC_CNT                 (TX_DESC_CNT - 1)
 356#define NUM_TX_BD                       (TX_DESC_CNT * NUM_TX_RINGS)
 357#define MAX_TX_BD                       (NUM_TX_BD - 1)
 358#define MAX_TX_AVAIL                    (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2)
 359#define NEXT_TX_IDX(x)          ((((x) & MAX_TX_DESC_CNT) == \
 360                                  (MAX_TX_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
 361#define TX_BD(x)                        ((x) & MAX_TX_BD)
 362#define TX_BD_POFF(x)                   ((x) & MAX_TX_DESC_CNT)
 363
 364/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */
 365#define NUM_RX_RINGS                    8
 366#define RX_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd))
 367#define MAX_RX_DESC_CNT                 (RX_DESC_CNT - 2)
 368#define RX_DESC_MASK                    (RX_DESC_CNT - 1)
 369#define NUM_RX_BD                       (RX_DESC_CNT * NUM_RX_RINGS)
 370#define MAX_RX_BD                       (NUM_RX_BD - 1)
 371#define MAX_RX_AVAIL                    (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2)
 372#define NEXT_RX_IDX(x)          ((((x) & RX_DESC_MASK) == \
 373                                  (MAX_RX_DESC_CNT - 1)) ? (x) + 3 : (x) + 1)
 374#define RX_BD(x)                        ((x) & MAX_RX_BD)
 375
 376/* As long as CQE is 4 times bigger than BD entry we have to allocate
 377   4 times more pages for CQ ring in order to keep it balanced with
 378   BD ring */
 379#define NUM_RCQ_RINGS                   (NUM_RX_RINGS * 4)
 380#define RCQ_DESC_CNT            (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe))
 381#define MAX_RCQ_DESC_CNT                (RCQ_DESC_CNT - 1)
 382#define NUM_RCQ_BD                      (RCQ_DESC_CNT * NUM_RCQ_RINGS)
 383#define MAX_RCQ_BD                      (NUM_RCQ_BD - 1)
 384#define MAX_RCQ_AVAIL                   (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2)
 385#define NEXT_RCQ_IDX(x)         ((((x) & MAX_RCQ_DESC_CNT) == \
 386                                  (MAX_RCQ_DESC_CNT - 1)) ? (x) + 2 : (x) + 1)
 387#define RCQ_BD(x)                       ((x) & MAX_RCQ_BD)
 388
 389
 390/* This is needed for determining of last_max */
 391#define SUB_S16(a, b)                   (s16)((s16)(a) - (s16)(b))
 392
 393#define __SGE_MASK_SET_BIT(el, bit) \
 394        do { \
 395                el = ((el) | ((u64)0x1 << (bit))); \
 396        } while (0)
 397
 398#define __SGE_MASK_CLEAR_BIT(el, bit) \
 399        do { \
 400                el = ((el) & (~((u64)0x1 << (bit)))); \
 401        } while (0)
 402
 403#define SGE_MASK_SET_BIT(fp, idx) \
 404        __SGE_MASK_SET_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
 405                           ((idx) & RX_SGE_MASK_ELEM_MASK))
 406
 407#define SGE_MASK_CLEAR_BIT(fp, idx) \
 408        __SGE_MASK_CLEAR_BIT(fp->sge_mask[(idx) >> RX_SGE_MASK_ELEM_SHIFT], \
 409                             ((idx) & RX_SGE_MASK_ELEM_MASK))
 410
 411
 412/* used on a CID received from the HW */
 413#define SW_CID(x)                       (le32_to_cpu(x) & \
 414                                         (COMMON_RAMROD_ETH_RX_CQE_CID >> 7))
 415#define CQE_CMD(x)                      (le32_to_cpu(x) >> \
 416                                        COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT)
 417
 418#define BD_UNMAP_ADDR(bd)               HILO_U64(le32_to_cpu((bd)->addr_hi), \
 419                                                 le32_to_cpu((bd)->addr_lo))
 420#define BD_UNMAP_LEN(bd)                (le16_to_cpu((bd)->nbytes))
 421
 422
 423#define DPM_TRIGER_TYPE                 0x40
 424#define DOORBELL(bp, cid, val) \
 425        do { \
 426                writel((u32)(val), bp->doorbells + (BCM_PAGE_SIZE * (cid)) + \
 427                       DPM_TRIGER_TYPE); \
 428        } while (0)
 429
 430
 431/* TX CSUM helpers */
 432#define SKB_CS_OFF(skb)         (offsetof(struct tcphdr, check) - \
 433                                 skb->csum_offset)
 434#define SKB_CS(skb)             (*(u16 *)(skb_transport_header(skb) + \
 435                                          skb->csum_offset))
 436
 437#define pbd_tcp_flags(skb)      (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff)
 438
 439#define XMIT_PLAIN                      0
 440#define XMIT_CSUM_V4                    0x1
 441#define XMIT_CSUM_V6                    0x2
 442#define XMIT_CSUM_TCP                   0x4
 443#define XMIT_GSO_V4                     0x8
 444#define XMIT_GSO_V6                     0x10
 445
 446#define XMIT_CSUM                       (XMIT_CSUM_V4 | XMIT_CSUM_V6)
 447#define XMIT_GSO                        (XMIT_GSO_V4 | XMIT_GSO_V6)
 448
 449
 450/* stuff added to make the code fit 80Col */
 451
 452#define CQE_TYPE(cqe_fp_flags)  ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE)
 453
 454#define TPA_TYPE_START                  ETH_FAST_PATH_RX_CQE_START_FLG
 455#define TPA_TYPE_END                    ETH_FAST_PATH_RX_CQE_END_FLG
 456#define TPA_TYPE(cqe_fp_flags)          ((cqe_fp_flags) & \
 457                                         (TPA_TYPE_START | TPA_TYPE_END))
 458
 459#define ETH_RX_ERROR_FALGS              ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG
 460
 461#define BNX2X_IP_CSUM_ERR(cqe) \
 462                        (!((cqe)->fast_path_cqe.status_flags & \
 463                           ETH_FAST_PATH_RX_CQE_IP_XSUM_NO_VALIDATION_FLG) && \
 464                         ((cqe)->fast_path_cqe.type_error_flags & \
 465                          ETH_FAST_PATH_RX_CQE_IP_BAD_XSUM_FLG))
 466
 467#define BNX2X_L4_CSUM_ERR(cqe) \
 468                        (!((cqe)->fast_path_cqe.status_flags & \
 469                           ETH_FAST_PATH_RX_CQE_L4_XSUM_NO_VALIDATION_FLG) && \
 470                         ((cqe)->fast_path_cqe.type_error_flags & \
 471                          ETH_FAST_PATH_RX_CQE_L4_BAD_XSUM_FLG))
 472
 473#define BNX2X_RX_CSUM_OK(cqe) \
 474                        (!(BNX2X_L4_CSUM_ERR(cqe) || BNX2X_IP_CSUM_ERR(cqe)))
 475
 476#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \
 477                                (((le16_to_cpu(flags) & \
 478                                   PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \
 479                                  PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \
 480                                 == PRS_FLAG_OVERETH_IPV4)
 481#define BNX2X_RX_SUM_FIX(cqe) \
 482        BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags)
 483
 484
 485#define FP_USB_FUNC_OFF                 (2 + 2*HC_USTORM_SB_NUM_INDICES)
 486#define FP_CSB_FUNC_OFF                 (2 + 2*HC_CSTORM_SB_NUM_INDICES)
 487
 488#define U_SB_ETH_RX_CQ_INDEX            HC_INDEX_U_ETH_RX_CQ_CONS
 489#define U_SB_ETH_RX_BD_INDEX            HC_INDEX_U_ETH_RX_BD_CONS
 490#define C_SB_ETH_TX_CQ_INDEX            HC_INDEX_C_ETH_TX_CQ_CONS
 491
 492#define BNX2X_RX_SB_INDEX \
 493        (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_CQ_INDEX])
 494
 495#define BNX2X_RX_SB_BD_INDEX \
 496        (&fp->status_blk->u_status_block.index_values[U_SB_ETH_RX_BD_INDEX])
 497
 498#define BNX2X_RX_SB_INDEX_NUM \
 499                (((U_SB_ETH_RX_CQ_INDEX << \
 500                   USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER_SHIFT) & \
 501                  USTORM_ETH_ST_CONTEXT_CONFIG_CQE_SB_INDEX_NUMBER) | \
 502                 ((U_SB_ETH_RX_BD_INDEX << \
 503                   USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER_SHIFT) & \
 504                  USTORM_ETH_ST_CONTEXT_CONFIG_BD_SB_INDEX_NUMBER))
 505
 506#define BNX2X_TX_SB_INDEX \
 507        (&fp->status_blk->c_status_block.index_values[C_SB_ETH_TX_CQ_INDEX])
 508
 509
 510/* end of fast path */
 511
 512/* common */
 513
 514struct bnx2x_common {
 515
 516        u32                     chip_id;
 517/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */
 518#define CHIP_ID(bp)                     (bp->common.chip_id & 0xfffffff0)
 519
 520#define CHIP_NUM(bp)                    (bp->common.chip_id >> 16)
 521#define CHIP_NUM_57710                  0x164e
 522#define CHIP_NUM_57711                  0x164f
 523#define CHIP_NUM_57711E                 0x1650
 524#define CHIP_IS_E1(bp)                  (CHIP_NUM(bp) == CHIP_NUM_57710)
 525#define CHIP_IS_57711(bp)               (CHIP_NUM(bp) == CHIP_NUM_57711)
 526#define CHIP_IS_57711E(bp)              (CHIP_NUM(bp) == CHIP_NUM_57711E)
 527#define CHIP_IS_E1H(bp)                 (CHIP_IS_57711(bp) || \
 528                                         CHIP_IS_57711E(bp))
 529#define IS_E1H_OFFSET                   CHIP_IS_E1H(bp)
 530
 531#define CHIP_REV(bp)                    (bp->common.chip_id & 0x0000f000)
 532#define CHIP_REV_Ax                     0x00000000
 533/* assume maximum 5 revisions */
 534#define CHIP_REV_IS_SLOW(bp)            (CHIP_REV(bp) > 0x00005000)
 535/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */
 536#define CHIP_REV_IS_EMUL(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 537                                         !(CHIP_REV(bp) & 0x00001000))
 538/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */
 539#define CHIP_REV_IS_FPGA(bp)            ((CHIP_REV_IS_SLOW(bp)) && \
 540                                         (CHIP_REV(bp) & 0x00001000))
 541
 542#define CHIP_TIME(bp)                   ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \
 543                                        ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1))
 544
 545#define CHIP_METAL(bp)                  (bp->common.chip_id & 0x00000ff0)
 546#define CHIP_BOND_ID(bp)                (bp->common.chip_id & 0x0000000f)
 547
 548        int                     flash_size;
 549#define NVRAM_1MB_SIZE                  0x20000 /* 1M bit in bytes */
 550#define NVRAM_TIMEOUT_COUNT             30000
 551#define NVRAM_PAGE_SIZE                 256
 552
 553        u32                     shmem_base;
 554        u32                     shmem2_base;
 555
 556        u32                     hw_config;
 557
 558        u32                     bc_ver;
 559};
 560
 561
 562/* end of common */
 563
 564/* port */
 565
 566struct nig_stats {
 567        u32 brb_discard;
 568        u32 brb_packet;
 569        u32 brb_truncate;
 570        u32 flow_ctrl_discard;
 571        u32 flow_ctrl_octets;
 572        u32 flow_ctrl_packet;
 573        u32 mng_discard;
 574        u32 mng_octet_inp;
 575        u32 mng_octet_out;
 576        u32 mng_packet_inp;
 577        u32 mng_packet_out;
 578        u32 pbf_octets;
 579        u32 pbf_packet;
 580        u32 safc_inp;
 581        u32 egress_mac_pkt0_lo;
 582        u32 egress_mac_pkt0_hi;
 583        u32 egress_mac_pkt1_lo;
 584        u32 egress_mac_pkt1_hi;
 585};
 586
 587struct bnx2x_port {
 588        u32                     pmf;
 589
 590        u32                     link_config;
 591
 592        u32                     supported;
 593/* link settings - missing defines */
 594#define SUPPORTED_2500baseX_Full        (1 << 15)
 595
 596        u32                     advertising;
 597/* link settings - missing defines */
 598#define ADVERTISED_2500baseX_Full       (1 << 15)
 599
 600        u32                     phy_addr;
 601
 602        /* used to synchronize phy accesses */
 603        struct mutex            phy_mutex;
 604        int                     need_hw_lock;
 605
 606        u32                     port_stx;
 607
 608        struct nig_stats        old_nig_stats;
 609};
 610
 611/* end of port */
 612
 613
 614enum bnx2x_stats_event {
 615        STATS_EVENT_PMF = 0,
 616        STATS_EVENT_LINK_UP,
 617        STATS_EVENT_UPDATE,
 618        STATS_EVENT_STOP,
 619        STATS_EVENT_MAX
 620};
 621
 622enum bnx2x_stats_state {
 623        STATS_STATE_DISABLED = 0,
 624        STATS_STATE_ENABLED,
 625        STATS_STATE_MAX
 626};
 627
 628struct bnx2x_eth_stats {
 629        u32 total_bytes_received_hi;
 630        u32 total_bytes_received_lo;
 631        u32 total_bytes_transmitted_hi;
 632        u32 total_bytes_transmitted_lo;
 633        u32 total_unicast_packets_received_hi;
 634        u32 total_unicast_packets_received_lo;
 635        u32 total_multicast_packets_received_hi;
 636        u32 total_multicast_packets_received_lo;
 637        u32 total_broadcast_packets_received_hi;
 638        u32 total_broadcast_packets_received_lo;
 639        u32 total_unicast_packets_transmitted_hi;
 640        u32 total_unicast_packets_transmitted_lo;
 641        u32 total_multicast_packets_transmitted_hi;
 642        u32 total_multicast_packets_transmitted_lo;
 643        u32 total_broadcast_packets_transmitted_hi;
 644        u32 total_broadcast_packets_transmitted_lo;
 645        u32 valid_bytes_received_hi;
 646        u32 valid_bytes_received_lo;
 647
 648        u32 error_bytes_received_hi;
 649        u32 error_bytes_received_lo;
 650        u32 etherstatsoverrsizepkts_hi;
 651        u32 etherstatsoverrsizepkts_lo;
 652        u32 no_buff_discard_hi;
 653        u32 no_buff_discard_lo;
 654
 655        u32 rx_stat_ifhcinbadoctets_hi;
 656        u32 rx_stat_ifhcinbadoctets_lo;
 657        u32 tx_stat_ifhcoutbadoctets_hi;
 658        u32 tx_stat_ifhcoutbadoctets_lo;
 659        u32 rx_stat_dot3statsfcserrors_hi;
 660        u32 rx_stat_dot3statsfcserrors_lo;
 661        u32 rx_stat_dot3statsalignmenterrors_hi;
 662        u32 rx_stat_dot3statsalignmenterrors_lo;
 663        u32 rx_stat_dot3statscarriersenseerrors_hi;
 664        u32 rx_stat_dot3statscarriersenseerrors_lo;
 665        u32 rx_stat_falsecarriererrors_hi;
 666        u32 rx_stat_falsecarriererrors_lo;
 667        u32 rx_stat_etherstatsundersizepkts_hi;
 668        u32 rx_stat_etherstatsundersizepkts_lo;
 669        u32 rx_stat_dot3statsframestoolong_hi;
 670        u32 rx_stat_dot3statsframestoolong_lo;
 671        u32 rx_stat_etherstatsfragments_hi;
 672        u32 rx_stat_etherstatsfragments_lo;
 673        u32 rx_stat_etherstatsjabbers_hi;
 674        u32 rx_stat_etherstatsjabbers_lo;
 675        u32 rx_stat_maccontrolframesreceived_hi;
 676        u32 rx_stat_maccontrolframesreceived_lo;
 677        u32 rx_stat_bmac_xpf_hi;
 678        u32 rx_stat_bmac_xpf_lo;
 679        u32 rx_stat_bmac_xcf_hi;
 680        u32 rx_stat_bmac_xcf_lo;
 681        u32 rx_stat_xoffstateentered_hi;
 682        u32 rx_stat_xoffstateentered_lo;
 683        u32 rx_stat_xonpauseframesreceived_hi;
 684        u32 rx_stat_xonpauseframesreceived_lo;
 685        u32 rx_stat_xoffpauseframesreceived_hi;
 686        u32 rx_stat_xoffpauseframesreceived_lo;
 687        u32 tx_stat_outxonsent_hi;
 688        u32 tx_stat_outxonsent_lo;
 689        u32 tx_stat_outxoffsent_hi;
 690        u32 tx_stat_outxoffsent_lo;
 691        u32 tx_stat_flowcontroldone_hi;
 692        u32 tx_stat_flowcontroldone_lo;
 693        u32 tx_stat_etherstatscollisions_hi;
 694        u32 tx_stat_etherstatscollisions_lo;
 695        u32 tx_stat_dot3statssinglecollisionframes_hi;
 696        u32 tx_stat_dot3statssinglecollisionframes_lo;
 697        u32 tx_stat_dot3statsmultiplecollisionframes_hi;
 698        u32 tx_stat_dot3statsmultiplecollisionframes_lo;
 699        u32 tx_stat_dot3statsdeferredtransmissions_hi;
 700        u32 tx_stat_dot3statsdeferredtransmissions_lo;
 701        u32 tx_stat_dot3statsexcessivecollisions_hi;
 702        u32 tx_stat_dot3statsexcessivecollisions_lo;
 703        u32 tx_stat_dot3statslatecollisions_hi;
 704        u32 tx_stat_dot3statslatecollisions_lo;
 705        u32 tx_stat_etherstatspkts64octets_hi;
 706        u32 tx_stat_etherstatspkts64octets_lo;
 707        u32 tx_stat_etherstatspkts65octetsto127octets_hi;
 708        u32 tx_stat_etherstatspkts65octetsto127octets_lo;
 709        u32 tx_stat_etherstatspkts128octetsto255octets_hi;
 710        u32 tx_stat_etherstatspkts128octetsto255octets_lo;
 711        u32 tx_stat_etherstatspkts256octetsto511octets_hi;
 712        u32 tx_stat_etherstatspkts256octetsto511octets_lo;
 713        u32 tx_stat_etherstatspkts512octetsto1023octets_hi;
 714        u32 tx_stat_etherstatspkts512octetsto1023octets_lo;
 715        u32 tx_stat_etherstatspkts1024octetsto1522octets_hi;
 716        u32 tx_stat_etherstatspkts1024octetsto1522octets_lo;
 717        u32 tx_stat_etherstatspktsover1522octets_hi;
 718        u32 tx_stat_etherstatspktsover1522octets_lo;
 719        u32 tx_stat_bmac_2047_hi;
 720        u32 tx_stat_bmac_2047_lo;
 721        u32 tx_stat_bmac_4095_hi;
 722        u32 tx_stat_bmac_4095_lo;
 723        u32 tx_stat_bmac_9216_hi;
 724        u32 tx_stat_bmac_9216_lo;
 725        u32 tx_stat_bmac_16383_hi;
 726        u32 tx_stat_bmac_16383_lo;
 727        u32 tx_stat_dot3statsinternalmactransmiterrors_hi;
 728        u32 tx_stat_dot3statsinternalmactransmiterrors_lo;
 729        u32 tx_stat_bmac_ufl_hi;
 730        u32 tx_stat_bmac_ufl_lo;
 731
 732        u32 pause_frames_received_hi;
 733        u32 pause_frames_received_lo;
 734        u32 pause_frames_sent_hi;
 735        u32 pause_frames_sent_lo;
 736
 737        u32 etherstatspkts1024octetsto1522octets_hi;
 738        u32 etherstatspkts1024octetsto1522octets_lo;
 739        u32 etherstatspktsover1522octets_hi;
 740        u32 etherstatspktsover1522octets_lo;
 741
 742        u32 brb_drop_hi;
 743        u32 brb_drop_lo;
 744        u32 brb_truncate_hi;
 745        u32 brb_truncate_lo;
 746
 747        u32 mac_filter_discard;
 748        u32 xxoverflow_discard;
 749        u32 brb_truncate_discard;
 750        u32 mac_discard;
 751
 752        u32 driver_xoff;
 753        u32 rx_err_discard_pkt;
 754        u32 rx_skb_alloc_failed;
 755        u32 hw_csum_err;
 756
 757        u32 nig_timer_max;
 758};
 759
 760#define BNX2X_NUM_STATS                 41
 761#define STATS_OFFSET32(stat_name) \
 762                        (offsetof(struct bnx2x_eth_stats, stat_name) / 4)
 763
 764
 765#define MAX_CONTEXT                     16
 766
 767union cdu_context {
 768        struct eth_context eth;
 769        char pad[1024];
 770};
 771
 772#define MAX_DMAE_C                      8
 773
 774/* DMA memory not used in fastpath */
 775struct bnx2x_slowpath {
 776        union cdu_context               context[MAX_CONTEXT];
 777        struct eth_stats_query          fw_stats;
 778        struct mac_configuration_cmd    mac_config;
 779        struct mac_configuration_cmd    mcast_config;
 780
 781        /* used by dmae command executer */
 782        struct dmae_command             dmae[MAX_DMAE_C];
 783
 784        u32                             stats_comp;
 785        union mac_stats                 mac_stats;
 786        struct nig_stats                nig_stats;
 787        struct host_port_stats          port_stats;
 788        struct host_func_stats          func_stats;
 789        struct host_func_stats          func_stats_base;
 790
 791        u32                             wb_comp;
 792        u32                             wb_data[4];
 793};
 794
 795#define bnx2x_sp(bp, var)               (&bp->slowpath->var)
 796#define bnx2x_sp_mapping(bp, var) \
 797                (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var))
 798
 799
 800/* attn group wiring */
 801#define MAX_DYNAMIC_ATTN_GRPS           8
 802
 803struct attn_route {
 804        u32     sig[4];
 805};
 806
 807struct bnx2x {
 808        /* Fields used in the tx and intr/napi performance paths
 809         * are grouped together in the beginning of the structure
 810         */
 811        struct bnx2x_fastpath   fp[MAX_CONTEXT];
 812        void __iomem            *regview;
 813        void __iomem            *doorbells;
 814#define BNX2X_DB_SIZE           (16*BCM_PAGE_SIZE)
 815
 816        struct net_device       *dev;
 817        struct pci_dev          *pdev;
 818
 819        atomic_t                intr_sem;
 820        struct msix_entry       msix_table[MAX_CONTEXT+1];
 821#define INT_MODE_INTx                   1
 822#define INT_MODE_MSI                    2
 823#define INT_MODE_MSIX                   3
 824
 825        int                     tx_ring_size;
 826
 827#ifdef BCM_VLAN
 828        struct vlan_group       *vlgrp;
 829#endif
 830
 831        u32                     rx_csum;
 832        u32                     rx_buf_size;
 833#define ETH_OVREHEAD                    (ETH_HLEN + 8)  /* 8 for CRC + VLAN */
 834#define ETH_MIN_PACKET_SIZE             60
 835#define ETH_MAX_PACKET_SIZE             1500
 836#define ETH_MAX_JUMBO_PACKET_SIZE       9600
 837
 838        /* Max supported alignment is 256 (8 shift) */
 839#define BNX2X_RX_ALIGN_SHIFT            ((L1_CACHE_SHIFT < 8) ? \
 840                                         L1_CACHE_SHIFT : 8)
 841#define BNX2X_RX_ALIGN                  (1 << BNX2X_RX_ALIGN_SHIFT)
 842
 843        struct host_def_status_block *def_status_blk;
 844#define DEF_SB_ID                       16
 845        __le16                  def_c_idx;
 846        __le16                  def_u_idx;
 847        __le16                  def_x_idx;
 848        __le16                  def_t_idx;
 849        __le16                  def_att_idx;
 850        u32                     attn_state;
 851        struct attn_route       attn_group[MAX_DYNAMIC_ATTN_GRPS];
 852
 853        /* slow path ring */
 854        struct eth_spe          *spq;
 855        dma_addr_t              spq_mapping;
 856        u16                     spq_prod_idx;
 857        struct eth_spe          *spq_prod_bd;
 858        struct eth_spe          *spq_last_bd;
 859        __le16                  *dsb_sp_prod;
 860        u16                     spq_left; /* serialize spq */
 861        /* used to synchronize spq accesses */
 862        spinlock_t              spq_lock;
 863
 864        /* Flags for marking that there is a STAT_QUERY or
 865           SET_MAC ramrod pending */
 866        u8                      stats_pending;
 867        u8                      set_mac_pending;
 868
 869        /* End of fields used in the performance code paths */
 870
 871        int                     panic;
 872        int                     msglevel;
 873
 874        u32                     flags;
 875#define PCIX_FLAG                       1
 876#define PCI_32BIT_FLAG                  2
 877#define ONE_PORT_FLAG                   4
 878#define NO_WOL_FLAG                     8
 879#define USING_DAC_FLAG                  0x10
 880#define USING_MSIX_FLAG                 0x20
 881#define USING_MSI_FLAG                  0x40
 882#define TPA_ENABLE_FLAG                 0x80
 883#define NO_MCP_FLAG                     0x100
 884#define BP_NOMCP(bp)                    (bp->flags & NO_MCP_FLAG)
 885#define HW_VLAN_TX_FLAG                 0x400
 886#define HW_VLAN_RX_FLAG                 0x800
 887
 888        int                     func;
 889#define BP_PORT(bp)                     (bp->func % PORT_MAX)
 890#define BP_FUNC(bp)                     (bp->func)
 891#define BP_E1HVN(bp)                    (bp->func >> 1)
 892#define BP_L_ID(bp)                     (BP_E1HVN(bp) << 2)
 893
 894        int                     pm_cap;
 895        int                     pcie_cap;
 896        int                     mrrs;
 897
 898        struct delayed_work     sp_task;
 899        struct work_struct      reset_task;
 900
 901        struct timer_list       timer;
 902        int                     current_interval;
 903
 904        u16                     fw_seq;
 905        u16                     fw_drv_pulse_wr_seq;
 906        u32                     func_stx;
 907
 908        struct link_params      link_params;
 909        struct link_vars        link_vars;
 910        struct mdio_if_info     mdio;
 911
 912        struct bnx2x_common     common;
 913        struct bnx2x_port       port;
 914
 915        struct cmng_struct_per_port cmng;
 916        u32                     vn_weight_sum;
 917
 918        u32                     mf_config;
 919        u16                     e1hov;
 920        u8                      e1hmf;
 921#define IS_E1HMF(bp)                    (bp->e1hmf != 0)
 922
 923        u8                      wol;
 924
 925        int                     rx_ring_size;
 926
 927        u16                     tx_quick_cons_trip_int;
 928        u16                     tx_quick_cons_trip;
 929        u16                     tx_ticks_int;
 930        u16                     tx_ticks;
 931
 932        u16                     rx_quick_cons_trip_int;
 933        u16                     rx_quick_cons_trip;
 934        u16                     rx_ticks_int;
 935        u16                     rx_ticks;
 936
 937        u32                     lin_cnt;
 938
 939        int                     state;
 940#define BNX2X_STATE_CLOSED              0
 941#define BNX2X_STATE_OPENING_WAIT4_LOAD  0x1000
 942#define BNX2X_STATE_OPENING_WAIT4_PORT  0x2000
 943#define BNX2X_STATE_OPEN                0x3000
 944#define BNX2X_STATE_CLOSING_WAIT4_HALT  0x4000
 945#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000
 946#define BNX2X_STATE_CLOSING_WAIT4_UNLOAD 0x6000
 947#define BNX2X_STATE_DISABLED            0xd000
 948#define BNX2X_STATE_DIAG                0xe000
 949#define BNX2X_STATE_ERROR               0xf000
 950
 951        int                     multi_mode;
 952        int                     num_rx_queues;
 953        int                     num_tx_queues;
 954
 955        u32                     rx_mode;
 956#define BNX2X_RX_MODE_NONE              0
 957#define BNX2X_RX_MODE_NORMAL            1
 958#define BNX2X_RX_MODE_ALLMULTI          2
 959#define BNX2X_RX_MODE_PROMISC           3
 960#define BNX2X_MAX_MULTICAST             64
 961#define BNX2X_MAX_EMUL_MULTI            16
 962
 963        dma_addr_t              def_status_blk_mapping;
 964
 965        struct bnx2x_slowpath   *slowpath;
 966        dma_addr_t              slowpath_mapping;
 967
 968#ifdef BCM_ISCSI
 969        void                    *t1;
 970        dma_addr_t              t1_mapping;
 971        void                    *t2;
 972        dma_addr_t              t2_mapping;
 973        void                    *timers;
 974        dma_addr_t              timers_mapping;
 975        void                    *qm;
 976        dma_addr_t              qm_mapping;
 977#endif
 978
 979        int                     dropless_fc;
 980
 981        int                     dmae_ready;
 982        /* used to synchronize dmae accesses */
 983        struct mutex            dmae_mutex;
 984
 985        /* used to synchronize stats collecting */
 986        int                     stats_state;
 987        /* used by dmae command loader */
 988        struct dmae_command     stats_dmae;
 989        int                     executer_idx;
 990
 991        u16                     stats_counter;
 992        struct bnx2x_eth_stats  eth_stats;
 993
 994        struct z_stream_s       *strm;
 995        void                    *gunzip_buf;
 996        dma_addr_t              gunzip_mapping;
 997        int                     gunzip_outlen;
 998#define FW_BUF_SIZE                     0x8000
 999#define GUNZIP_BUF(bp)                  (bp->gunzip_buf)
1000#define GUNZIP_PHYS(bp)                 (bp->gunzip_mapping)
1001#define GUNZIP_OUTLEN(bp)               (bp->gunzip_outlen)
1002
1003        struct raw_op           *init_ops;
1004        /* Init blocks offsets inside init_ops */
1005        u16                     *init_ops_offsets;
1006        /* Data blob - has 32 bit granularity */
1007        u32                     *init_data;
1008        /* Zipped PRAM blobs - raw data */
1009        const u8                *tsem_int_table_data;
1010        const u8                *tsem_pram_data;
1011        const u8                *usem_int_table_data;
1012        const u8                *usem_pram_data;
1013        const u8                *xsem_int_table_data;
1014        const u8                *xsem_pram_data;
1015        const u8                *csem_int_table_data;
1016        const u8                *csem_pram_data;
1017#define INIT_OPS(bp)                    (bp->init_ops)
1018#define INIT_OPS_OFFSETS(bp)            (bp->init_ops_offsets)
1019#define INIT_DATA(bp)                   (bp->init_data)
1020#define INIT_TSEM_INT_TABLE_DATA(bp)    (bp->tsem_int_table_data)
1021#define INIT_TSEM_PRAM_DATA(bp)         (bp->tsem_pram_data)
1022#define INIT_USEM_INT_TABLE_DATA(bp)    (bp->usem_int_table_data)
1023#define INIT_USEM_PRAM_DATA(bp)         (bp->usem_pram_data)
1024#define INIT_XSEM_INT_TABLE_DATA(bp)    (bp->xsem_int_table_data)
1025#define INIT_XSEM_PRAM_DATA(bp)         (bp->xsem_pram_data)
1026#define INIT_CSEM_INT_TABLE_DATA(bp)    (bp->csem_int_table_data)
1027#define INIT_CSEM_PRAM_DATA(bp)         (bp->csem_pram_data)
1028
1029        const struct firmware   *firmware;
1030};
1031
1032
1033#define BNX2X_MAX_QUEUES(bp)    (IS_E1HMF(bp) ? (MAX_CONTEXT/(2 * E1HVN_MAX)) \
1034                                              : (MAX_CONTEXT/2))
1035#define BNX2X_NUM_QUEUES(bp)    (bp->num_rx_queues + bp->num_tx_queues)
1036#define is_multi(bp)            (BNX2X_NUM_QUEUES(bp) > 2)
1037
1038#define for_each_rx_queue(bp, var) \
1039                        for (var = 0; var < bp->num_rx_queues; var++)
1040#define for_each_tx_queue(bp, var) \
1041                        for (var = bp->num_rx_queues; \
1042                             var < BNX2X_NUM_QUEUES(bp); var++)
1043#define for_each_queue(bp, var) \
1044                        for (var = 0; var < BNX2X_NUM_QUEUES(bp); var++)
1045#define for_each_nondefault_queue(bp, var) \
1046                        for (var = 1; var < bp->num_rx_queues; var++)
1047
1048
1049void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32);
1050void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr,
1051                      u32 len32);
1052int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port);
1053int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1054int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port);
1055u32 bnx2x_fw_command(struct bnx2x *bp, u32 command);
1056void bnx2x_reg_wr_ind(struct bnx2x *bp, u32 addr, u32 val);
1057void bnx2x_write_dmae_phys_len(struct bnx2x *bp, dma_addr_t phys_addr,
1058                               u32 addr, u32 len);
1059
1060static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms,
1061                           int wait)
1062{
1063        u32 val;
1064
1065        do {
1066                val = REG_RD(bp, reg);
1067                if (val == expected)
1068                        break;
1069                ms -= wait;
1070                msleep(wait);
1071
1072        } while (ms > 0);
1073
1074        return val;
1075}
1076
1077
1078/* load/unload mode */
1079#define LOAD_NORMAL                     0
1080#define LOAD_OPEN                       1
1081#define LOAD_DIAG                       2
1082#define UNLOAD_NORMAL                   0
1083#define UNLOAD_CLOSE                    1
1084
1085
1086/* DMAE command defines */
1087#define DMAE_CMD_SRC_PCI                0
1088#define DMAE_CMD_SRC_GRC                DMAE_COMMAND_SRC
1089
1090#define DMAE_CMD_DST_PCI                (1 << DMAE_COMMAND_DST_SHIFT)
1091#define DMAE_CMD_DST_GRC                (2 << DMAE_COMMAND_DST_SHIFT)
1092
1093#define DMAE_CMD_C_DST_PCI              0
1094#define DMAE_CMD_C_DST_GRC              (1 << DMAE_COMMAND_C_DST_SHIFT)
1095
1096#define DMAE_CMD_C_ENABLE               DMAE_COMMAND_C_TYPE_ENABLE
1097
1098#define DMAE_CMD_ENDIANITY_NO_SWAP      (0 << DMAE_COMMAND_ENDIANITY_SHIFT)
1099#define DMAE_CMD_ENDIANITY_B_SWAP       (1 << DMAE_COMMAND_ENDIANITY_SHIFT)
1100#define DMAE_CMD_ENDIANITY_DW_SWAP      (2 << DMAE_COMMAND_ENDIANITY_SHIFT)
1101#define DMAE_CMD_ENDIANITY_B_DW_SWAP    (3 << DMAE_COMMAND_ENDIANITY_SHIFT)
1102
1103#define DMAE_CMD_PORT_0                 0
1104#define DMAE_CMD_PORT_1                 DMAE_COMMAND_PORT
1105
1106#define DMAE_CMD_SRC_RESET              DMAE_COMMAND_SRC_RESET
1107#define DMAE_CMD_DST_RESET              DMAE_COMMAND_DST_RESET
1108#define DMAE_CMD_E1HVN_SHIFT            DMAE_COMMAND_E1HVN_SHIFT
1109
1110#define DMAE_LEN32_RD_MAX               0x80
1111#define DMAE_LEN32_WR_MAX               0x400
1112
1113#define DMAE_COMP_VAL                   0xe0d0d0ae
1114
1115#define MAX_DMAE_C_PER_PORT             8
1116#define INIT_DMAE_C(bp)                 (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
1117                                         BP_E1HVN(bp))
1118#define PMF_DMAE_C(bp)                  (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \
1119                                         E1HVN_MAX)
1120
1121
1122/* PCIE link and speed */
1123#define PCICFG_LINK_WIDTH               0x1f00000
1124#define PCICFG_LINK_WIDTH_SHIFT         20
1125#define PCICFG_LINK_SPEED               0xf0000
1126#define PCICFG_LINK_SPEED_SHIFT         16
1127
1128
1129#define BNX2X_NUM_TESTS                 7
1130
1131#define BNX2X_PHY_LOOPBACK              0
1132#define BNX2X_MAC_LOOPBACK              1
1133#define BNX2X_PHY_LOOPBACK_FAILED       1
1134#define BNX2X_MAC_LOOPBACK_FAILED       2
1135#define BNX2X_LOOPBACK_FAILED           (BNX2X_MAC_LOOPBACK_FAILED | \
1136                                         BNX2X_PHY_LOOPBACK_FAILED)
1137
1138
1139#define STROM_ASSERT_ARRAY_SIZE         50
1140
1141
1142/* must be used on a CID before placing it on a HW ring */
1143#define HW_CID(bp, x)                   ((BP_PORT(bp) << 23) | \
1144                                         (BP_E1HVN(bp) << 17) | (x))
1145
1146#define SP_DESC_CNT             (BCM_PAGE_SIZE / sizeof(struct eth_spe))
1147#define MAX_SP_DESC_CNT                 (SP_DESC_CNT - 1)
1148
1149
1150#define BNX2X_BTR                       3
1151#define MAX_SPQ_PENDING                 8
1152
1153
1154/* CMNG constants
1155   derived from lab experiments, and not from system spec calculations !!! */
1156#define DEF_MIN_RATE                    100
1157/* resolution of the rate shaping timer - 100 usec */
1158#define RS_PERIODIC_TIMEOUT_USEC        100
1159/* resolution of fairness algorithm in usecs -
1160   coefficient for calculating the actual t fair */
1161#define T_FAIR_COEF                     10000000
1162/* number of bytes in single QM arbitration cycle -
1163   coefficient for calculating the fairness timer */
1164#define QM_ARB_BYTES                    40000
1165#define FAIR_MEM                        2
1166
1167
1168#define ATTN_NIG_FOR_FUNC               (1L << 8)
1169#define ATTN_SW_TIMER_4_FUNC            (1L << 9)
1170#define GPIO_2_FUNC                     (1L << 10)
1171#define GPIO_3_FUNC                     (1L << 11)
1172#define GPIO_4_FUNC                     (1L << 12)
1173#define ATTN_GENERAL_ATTN_1             (1L << 13)
1174#define ATTN_GENERAL_ATTN_2             (1L << 14)
1175#define ATTN_GENERAL_ATTN_3             (1L << 15)
1176#define ATTN_GENERAL_ATTN_4             (1L << 13)
1177#define ATTN_GENERAL_ATTN_5             (1L << 14)
1178#define ATTN_GENERAL_ATTN_6             (1L << 15)
1179
1180#define ATTN_HARD_WIRED_MASK            0xff00
1181#define ATTENTION_ID                    4
1182
1183
1184/* stuff added to make the code fit 80Col */
1185
1186#define BNX2X_PMF_LINK_ASSERT \
1187        GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp))
1188
1189#define BNX2X_MC_ASSERT_BITS \
1190        (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1191         GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1192         GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \
1193         GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT))
1194
1195#define BNX2X_MCP_ASSERT \
1196        GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT)
1197
1198#define BNX2X_GRC_TIMEOUT       GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC)
1199#define BNX2X_GRC_RSV           (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \
1200                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \
1201                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \
1202                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \
1203                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \
1204                                 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC))
1205
1206#define HW_INTERRUT_ASSERT_SET_0 \
1207                                (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \
1208                                 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \
1209                                 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \
1210                                 AEU_INPUTS_ATTN_BITS_PBF_HW_INTERRUPT)
1211#define HW_PRTY_ASSERT_SET_0    (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \
1212                                 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \
1213                                 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \
1214                                 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\
1215                                 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR)
1216#define HW_INTERRUT_ASSERT_SET_1 \
1217                                (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \
1218                                 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \
1219                                 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \
1220                                 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \
1221                                 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \
1222                                 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \
1223                                 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \
1224                                 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \
1225                                 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \
1226                                 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \
1227                                 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT)
1228#define HW_PRTY_ASSERT_SET_1    (AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR |\
1229                                 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \
1230                                 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \
1231                                 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \
1232                                 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\
1233                             AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\
1234                                 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \
1235                                 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \
1236                                 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \
1237                                 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \
1238                                 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR)
1239#define HW_INTERRUT_ASSERT_SET_2 \
1240                                (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \
1241                                 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \
1242                                 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \
1243                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\
1244                                 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT)
1245#define HW_PRTY_ASSERT_SET_2    (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \
1246                                 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \
1247                        AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\
1248                                 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \
1249                                 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \
1250                                 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \
1251                                 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR)
1252
1253
1254#define MULTI_FLAGS(bp) \
1255                (TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY | \
1256                 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY | \
1257                 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY | \
1258                 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY | \
1259                 (bp->multi_mode << \
1260                  TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_MODE_SHIFT))
1261#define MULTI_MASK                      0x7f
1262
1263
1264#define DEF_USB_FUNC_OFF                (2 + 2*HC_USTORM_DEF_SB_NUM_INDICES)
1265#define DEF_CSB_FUNC_OFF                (2 + 2*HC_CSTORM_DEF_SB_NUM_INDICES)
1266#define DEF_XSB_FUNC_OFF                (2 + 2*HC_XSTORM_DEF_SB_NUM_INDICES)
1267#define DEF_TSB_FUNC_OFF                (2 + 2*HC_TSTORM_DEF_SB_NUM_INDICES)
1268
1269#define C_DEF_SB_SP_INDEX               HC_INDEX_DEF_C_ETH_SLOW_PATH
1270
1271#define BNX2X_SP_DSB_INDEX \
1272(&bp->def_status_blk->c_def_status_block.index_values[C_DEF_SB_SP_INDEX])
1273
1274
1275#define CAM_IS_INVALID(x) \
1276(x.target_table_entry.flags == TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)
1277
1278#define CAM_INVALIDATE(x) \
1279        (x.target_table_entry.flags = TSTORM_CAM_TARGET_TABLE_ENTRY_ACTION_TYPE)
1280
1281
1282/* Number of u32 elements in MC hash array */
1283#define MC_HASH_SIZE                    8
1284#define MC_HASH_OFFSET(bp, i)           (BAR_TSTRORM_INTMEM + \
1285        TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4)
1286
1287
1288#ifndef PXP2_REG_PXP2_INT_STS
1289#define PXP2_REG_PXP2_INT_STS           PXP2_REG_PXP2_INT_STS_0
1290#endif
1291
1292/* MISC_REG_RESET_REG - this is here for the hsi to work don't touch */
1293
1294#endif /* bnx2x.h */
1295