bnx2x.h revision ca1ee4b259ea8c4f91c84ee4c737338658711272
1/* bnx2x.h: Broadcom Everest network driver. 2 * 3 * Copyright (c) 2007-2013 Broadcom Corporation 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation. 8 * 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com> 10 * Written by: Eliezer Tamir 11 * Based on code from Michael Chan's bnx2 driver 12 */ 13 14#ifndef BNX2X_H 15#define BNX2X_H 16 17#include <linux/pci.h> 18#include <linux/netdevice.h> 19#include <linux/dma-mapping.h> 20#include <linux/types.h> 21#include <linux/pci_regs.h> 22 23/* compilation time flags */ 24 25/* define this to make the driver freeze on error to allow getting debug info 26 * (you will need to reboot afterwards) */ 27/* #define BNX2X_STOP_ON_ERROR */ 28 29#define DRV_MODULE_VERSION "1.78.17-0" 30#define DRV_MODULE_RELDATE "2013/04/11" 31#define BNX2X_BC_VER 0x040200 32 33#if defined(CONFIG_DCB) 34#define BCM_DCBNL 35#endif 36 37 38#include "bnx2x_hsi.h" 39 40#include "../cnic_if.h" 41 42 43#define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt) 44 45#include <linux/mdio.h> 46 47#include "bnx2x_reg.h" 48#include "bnx2x_fw_defs.h" 49#include "bnx2x_mfw_req.h" 50#include "bnx2x_link.h" 51#include "bnx2x_sp.h" 52#include "bnx2x_dcb.h" 53#include "bnx2x_stats.h" 54#include "bnx2x_vfpf.h" 55 56enum bnx2x_int_mode { 57 BNX2X_INT_MODE_MSIX, 58 BNX2X_INT_MODE_INTX, 59 BNX2X_INT_MODE_MSI 60}; 61 62/* error/debug prints */ 63 64#define DRV_MODULE_NAME "bnx2x" 65 66/* for messages that are currently off */ 67#define BNX2X_MSG_OFF 0x0 68#define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */ 69#define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */ 70#define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */ 71#define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */ 72#define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */ 73#define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */ 74#define BNX2X_MSG_IOV 0x0800000 75#define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/ 76#define BNX2X_MSG_ETHTOOL 0x4000000 77#define BNX2X_MSG_DCB 0x8000000 78 79/* regular debug print */ 80#define DP(__mask, fmt, ...) \ 81do { \ 82 if (unlikely(bp->msg_enable & (__mask))) \ 83 pr_notice("[%s:%d(%s)]" fmt, \ 84 __func__, __LINE__, \ 85 bp->dev ? (bp->dev->name) : "?", \ 86 ##__VA_ARGS__); \ 87} while (0) 88 89#define DP_CONT(__mask, fmt, ...) \ 90do { \ 91 if (unlikely(bp->msg_enable & (__mask))) \ 92 pr_cont(fmt, ##__VA_ARGS__); \ 93} while (0) 94 95/* errors debug print */ 96#define BNX2X_DBG_ERR(fmt, ...) \ 97do { \ 98 if (unlikely(netif_msg_probe(bp))) \ 99 pr_err("[%s:%d(%s)]" fmt, \ 100 __func__, __LINE__, \ 101 bp->dev ? (bp->dev->name) : "?", \ 102 ##__VA_ARGS__); \ 103} while (0) 104 105/* for errors (never masked) */ 106#define BNX2X_ERR(fmt, ...) \ 107do { \ 108 pr_err("[%s:%d(%s)]" fmt, \ 109 __func__, __LINE__, \ 110 bp->dev ? (bp->dev->name) : "?", \ 111 ##__VA_ARGS__); \ 112} while (0) 113 114#define BNX2X_ERROR(fmt, ...) \ 115 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__) 116 117 118/* before we have a dev->name use dev_info() */ 119#define BNX2X_DEV_INFO(fmt, ...) \ 120do { \ 121 if (unlikely(netif_msg_probe(bp))) \ 122 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \ 123} while (0) 124 125/* Error handling */ 126void bnx2x_panic_dump(struct bnx2x *bp, bool disable_int); 127#ifdef BNX2X_STOP_ON_ERROR 128#define bnx2x_panic() \ 129do { \ 130 bp->panic = 1; \ 131 BNX2X_ERR("driver assert\n"); \ 132 bnx2x_panic_dump(bp, true); \ 133} while (0) 134#else 135#define bnx2x_panic() \ 136do { \ 137 bp->panic = 1; \ 138 BNX2X_ERR("driver assert\n"); \ 139 bnx2x_panic_dump(bp, false); \ 140} while (0) 141#endif 142 143#define bnx2x_mc_addr(ha) ((ha)->addr) 144#define bnx2x_uc_addr(ha) ((ha)->addr) 145 146#define U64_LO(x) ((u32)(((u64)(x)) & 0xffffffff)) 147#define U64_HI(x) ((u32)(((u64)(x)) >> 32)) 148#define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) 149 150 151#define REG_ADDR(bp, offset) ((bp->regview) + (offset)) 152 153#define REG_RD(bp, offset) readl(REG_ADDR(bp, offset)) 154#define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset)) 155#define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset)) 156 157#define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset)) 158#define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset)) 159#define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset)) 160 161#define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset) 162#define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val) 163 164#define REG_RD_DMAE(bp, offset, valp, len32) \ 165 do { \ 166 bnx2x_read_dmae(bp, offset, len32);\ 167 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \ 168 } while (0) 169 170#define REG_WR_DMAE(bp, offset, valp, len32) \ 171 do { \ 172 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \ 173 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \ 174 offset, len32); \ 175 } while (0) 176 177#define REG_WR_DMAE_LEN(bp, offset, valp, len32) \ 178 REG_WR_DMAE(bp, offset, valp, len32) 179 180#define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \ 181 do { \ 182 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \ 183 bnx2x_write_big_buf_wb(bp, addr, len32); \ 184 } while (0) 185 186#define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \ 187 offsetof(struct shmem_region, field)) 188#define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field)) 189#define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val) 190 191#define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \ 192 offsetof(struct shmem2_region, field)) 193#define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field)) 194#define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val) 195#define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \ 196 offsetof(struct mf_cfg, field)) 197#define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \ 198 offsetof(struct mf2_cfg, field)) 199 200#define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field)) 201#define MF_CFG_WR(bp, field, val) REG_WR(bp,\ 202 MF_CFG_ADDR(bp, field), (val)) 203#define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field)) 204 205#define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \ 206 (SHMEM2_RD((bp), size) > \ 207 offsetof(struct shmem2_region, field))) 208 209#define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg) 210#define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val) 211 212/* SP SB indices */ 213 214/* General SP events - stats query, cfc delete, etc */ 215#define HC_SP_INDEX_ETH_DEF_CONS 3 216 217/* EQ completions */ 218#define HC_SP_INDEX_EQ_CONS 7 219 220/* FCoE L2 connection completions */ 221#define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6 222#define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4 223/* iSCSI L2 */ 224#define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5 225#define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1 226 227/* Special clients parameters */ 228 229/* SB indices */ 230/* FCoE L2 */ 231#define BNX2X_FCOE_L2_RX_INDEX \ 232 (&bp->def_status_blk->sp_sb.\ 233 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS]) 234 235#define BNX2X_FCOE_L2_TX_INDEX \ 236 (&bp->def_status_blk->sp_sb.\ 237 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS]) 238 239/** 240 * CIDs and CLIDs: 241 * CLIDs below is a CLID for func 0, then the CLID for other 242 * functions will be calculated by the formula: 243 * 244 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X 245 * 246 */ 247enum { 248 BNX2X_ISCSI_ETH_CL_ID_IDX, 249 BNX2X_FCOE_ETH_CL_ID_IDX, 250 BNX2X_MAX_CNIC_ETH_CL_ID_IDX, 251}; 252 253#define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\ 254 (bp)->max_cos) 255 /* iSCSI L2 */ 256#define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp)) 257 /* FCoE L2 */ 258#define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1) 259 260#define CNIC_SUPPORT(bp) ((bp)->cnic_support) 261#define CNIC_ENABLED(bp) ((bp)->cnic_enabled) 262#define CNIC_LOADED(bp) ((bp)->cnic_loaded) 263#define FCOE_INIT(bp) ((bp)->fcoe_init) 264 265#define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \ 266 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR 267 268#define SM_RX_ID 0 269#define SM_TX_ID 1 270 271/* defines for multiple tx priority indices */ 272#define FIRST_TX_ONLY_COS_INDEX 1 273#define FIRST_TX_COS_INDEX 0 274 275/* rules for calculating the cids of tx-only connections */ 276#define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp)) 277#define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \ 278 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp)) 279 280/* fp index inside class of service range */ 281#define FP_COS_TO_TXQ(fp, cos, bp) \ 282 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp)) 283 284/* Indexes for transmission queues array: 285 * txdata for RSS i CoS j is at location i + (j * num of RSS) 286 * txdata for FCoE (if exist) is at location max cos * num of RSS 287 * txdata for FWD (if exist) is one location after FCoE 288 * txdata for OOO (if exist) is one location after FWD 289 */ 290enum { 291 FCOE_TXQ_IDX_OFFSET, 292 FWD_TXQ_IDX_OFFSET, 293 OOO_TXQ_IDX_OFFSET, 294}; 295#define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos) 296#define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET) 297 298/* fast path */ 299/* 300 * This driver uses new build_skb() API : 301 * RX ring buffer contains pointer to kmalloc() data only, 302 * skb are built only after Hardware filled the frame. 303 */ 304struct sw_rx_bd { 305 u8 *data; 306 DEFINE_DMA_UNMAP_ADDR(mapping); 307}; 308 309struct sw_tx_bd { 310 struct sk_buff *skb; 311 u16 first_bd; 312 u8 flags; 313/* Set on the first BD descriptor when there is a split BD */ 314#define BNX2X_TSO_SPLIT_BD (1<<0) 315}; 316 317struct sw_rx_page { 318 struct page *page; 319 DEFINE_DMA_UNMAP_ADDR(mapping); 320}; 321 322union db_prod { 323 struct doorbell_set_prod data; 324 u32 raw; 325}; 326 327/* dropless fc FW/HW related params */ 328#define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512) 329#define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \ 330 ETH_MAX_AGGREGATION_QUEUES_E1 :\ 331 ETH_MAX_AGGREGATION_QUEUES_E1H_E2) 332#define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp)) 333#define FW_PREFETCH_CNT 16 334#define DROPLESS_FC_HEADROOM 100 335 336/* MC hsi */ 337#define BCM_PAGE_SHIFT 12 338#define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT) 339#define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1)) 340#define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK) 341 342#define PAGES_PER_SGE_SHIFT 0 343#define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT) 344#define SGE_PAGE_SIZE PAGE_SIZE 345#define SGE_PAGE_SHIFT PAGE_SHIFT 346#define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr)) 347#define SGE_PAGES (SGE_PAGE_SIZE * PAGES_PER_SGE) 348#define TPA_AGG_SIZE min_t(u32, (min_t(u32, 8, MAX_SKB_FRAGS) * \ 349 SGE_PAGES), 0xffff) 350 351/* SGE ring related macros */ 352#define NUM_RX_SGE_PAGES 2 353#define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge)) 354#define NEXT_PAGE_SGE_DESC_CNT 2 355#define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT) 356/* RX_SGE_CNT is promised to be a power of 2 */ 357#define RX_SGE_MASK (RX_SGE_CNT - 1) 358#define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES) 359#define MAX_RX_SGE (NUM_RX_SGE - 1) 360#define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \ 361 (MAX_RX_SGE_CNT - 1)) ? \ 362 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \ 363 (x) + 1) 364#define RX_SGE(x) ((x) & MAX_RX_SGE) 365 366/* 367 * Number of required SGEs is the sum of two: 368 * 1. Number of possible opened aggregations (next packet for 369 * these aggregations will probably consume SGE immidiatelly) 370 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only 371 * after placement on BD for new TPA aggregation) 372 * 373 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page 374 */ 375#define NUM_SGE_REQ (MAX_AGG_QS(bp) + \ 376 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2) 377#define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \ 378 MAX_RX_SGE_CNT) 379#define SGE_TH_LO(bp) (NUM_SGE_REQ + \ 380 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT) 381#define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM) 382 383/* Manipulate a bit vector defined as an array of u64 */ 384 385/* Number of bits in one sge_mask array element */ 386#define BIT_VEC64_ELEM_SZ 64 387#define BIT_VEC64_ELEM_SHIFT 6 388#define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1) 389 390 391#define __BIT_VEC64_SET_BIT(el, bit) \ 392 do { \ 393 el = ((el) | ((u64)0x1 << (bit))); \ 394 } while (0) 395 396#define __BIT_VEC64_CLEAR_BIT(el, bit) \ 397 do { \ 398 el = ((el) & (~((u64)0x1 << (bit)))); \ 399 } while (0) 400 401 402#define BIT_VEC64_SET_BIT(vec64, idx) \ 403 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \ 404 (idx) & BIT_VEC64_ELEM_MASK) 405 406#define BIT_VEC64_CLEAR_BIT(vec64, idx) \ 407 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \ 408 (idx) & BIT_VEC64_ELEM_MASK) 409 410#define BIT_VEC64_TEST_BIT(vec64, idx) \ 411 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \ 412 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1) 413 414/* Creates a bitmask of all ones in less significant bits. 415 idx - index of the most significant bit in the created mask */ 416#define BIT_VEC64_ONES_MASK(idx) \ 417 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1) 418#define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0)) 419 420/*******************************************************/ 421 422 423 424/* Number of u64 elements in SGE mask array */ 425#define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ) 426#define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1) 427#define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK) 428 429union host_hc_status_block { 430 /* pointer to fp status block e1x */ 431 struct host_hc_status_block_e1x *e1x_sb; 432 /* pointer to fp status block e2 */ 433 struct host_hc_status_block_e2 *e2_sb; 434}; 435 436struct bnx2x_agg_info { 437 /* 438 * First aggregation buffer is a data buffer, the following - are pages. 439 * We will preallocate the data buffer for each aggregation when 440 * we open the interface and will replace the BD at the consumer 441 * with this one when we receive the TPA_START CQE in order to 442 * keep the Rx BD ring consistent. 443 */ 444 struct sw_rx_bd first_buf; 445 u8 tpa_state; 446#define BNX2X_TPA_START 1 447#define BNX2X_TPA_STOP 2 448#define BNX2X_TPA_ERROR 3 449 u8 placement_offset; 450 u16 parsing_flags; 451 u16 vlan_tag; 452 u16 len_on_bd; 453 u32 rxhash; 454 bool l4_rxhash; 455 u16 gro_size; 456 u16 full_page; 457}; 458 459#define Q_STATS_OFFSET32(stat_name) \ 460 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4) 461 462struct bnx2x_fp_txdata { 463 464 struct sw_tx_bd *tx_buf_ring; 465 466 union eth_tx_bd_types *tx_desc_ring; 467 dma_addr_t tx_desc_mapping; 468 469 u32 cid; 470 471 union db_prod tx_db; 472 473 u16 tx_pkt_prod; 474 u16 tx_pkt_cons; 475 u16 tx_bd_prod; 476 u16 tx_bd_cons; 477 478 unsigned long tx_pkt; 479 480 __le16 *tx_cons_sb; 481 482 int txq_index; 483 struct bnx2x_fastpath *parent_fp; 484 int tx_ring_size; 485}; 486 487enum bnx2x_tpa_mode_t { 488 TPA_MODE_LRO, 489 TPA_MODE_GRO 490}; 491 492struct bnx2x_fastpath { 493 struct bnx2x *bp; /* parent */ 494 495 struct napi_struct napi; 496 union host_hc_status_block status_blk; 497 /* chip independed shortcuts into sb structure */ 498 __le16 *sb_index_values; 499 __le16 *sb_running_index; 500 /* chip independed shortcut into rx_prods_offset memory */ 501 u32 ustorm_rx_prods_offset; 502 503 u32 rx_buf_size; 504 u32 rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */ 505 dma_addr_t status_blk_mapping; 506 507 enum bnx2x_tpa_mode_t mode; 508 509 u8 max_cos; /* actual number of active tx coses */ 510 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS]; 511 512 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */ 513 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */ 514 515 struct eth_rx_bd *rx_desc_ring; 516 dma_addr_t rx_desc_mapping; 517 518 union eth_rx_cqe *rx_comp_ring; 519 dma_addr_t rx_comp_mapping; 520 521 /* SGE ring */ 522 struct eth_rx_sge *rx_sge_ring; 523 dma_addr_t rx_sge_mapping; 524 525 u64 sge_mask[RX_SGE_MASK_LEN]; 526 527 u32 cid; 528 529 __le16 fp_hc_idx; 530 531 u8 index; /* number in fp array */ 532 u8 rx_queue; /* index for skb_record */ 533 u8 cl_id; /* eth client id */ 534 u8 cl_qzone_id; 535 u8 fw_sb_id; /* status block number in FW */ 536 u8 igu_sb_id; /* status block number in HW */ 537 538 u16 rx_bd_prod; 539 u16 rx_bd_cons; 540 u16 rx_comp_prod; 541 u16 rx_comp_cons; 542 u16 rx_sge_prod; 543 /* The last maximal completed SGE */ 544 u16 last_max_sge; 545 __le16 *rx_cons_sb; 546 unsigned long rx_pkt, 547 rx_calls; 548 549 /* TPA related */ 550 struct bnx2x_agg_info *tpa_info; 551 u8 disable_tpa; 552#ifdef BNX2X_STOP_ON_ERROR 553 u64 tpa_queue_used; 554#endif 555 /* The size is calculated using the following: 556 sizeof name field from netdev structure + 557 4 ('-Xx-' string) + 558 4 (for the digits and to make it DWORD aligned) */ 559#define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8) 560 char name[FP_NAME_SIZE]; 561}; 562 563#define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var) 564#define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index]) 565#define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index])) 566#define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats)) 567 568/* Use 2500 as a mini-jumbo MTU for FCoE */ 569#define BNX2X_FCOE_MINI_JUMBO_MTU 2500 570 571#define FCOE_IDX_OFFSET 0 572 573#define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \ 574 FCOE_IDX_OFFSET) 575#define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)]) 576#define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var) 577#define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)]) 578#define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var) 579#define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \ 580 txdata_ptr[FIRST_TX_COS_INDEX] \ 581 ->var) 582 583 584#define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp)) 585#define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp)) 586#define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp)) 587 588 589/* MC hsi */ 590#define MAX_FETCH_BD 13 /* HW max BDs per packet */ 591#define RX_COPY_THRESH 92 592 593#define NUM_TX_RINGS 16 594#define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types)) 595#define NEXT_PAGE_TX_DESC_CNT 1 596#define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT) 597#define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS) 598#define MAX_TX_BD (NUM_TX_BD - 1) 599#define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2) 600#define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \ 601 (MAX_TX_DESC_CNT - 1)) ? \ 602 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \ 603 (x) + 1) 604#define TX_BD(x) ((x) & MAX_TX_BD) 605#define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT) 606 607/* number of NEXT_PAGE descriptors may be required during placement */ 608#define NEXT_CNT_PER_TX_PKT(bds) \ 609 (((bds) + MAX_TX_DESC_CNT - 1) / \ 610 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT) 611/* max BDs per tx packet w/o next_pages: 612 * START_BD - describes packed 613 * START_BD(splitted) - includes unpaged data segment for GSO 614 * PARSING_BD - for TSO and CSUM data 615 * PARSING_BD2 - for encapsulation data 616 * Frag BDs - decribes pages for frags 617 */ 618#define BDS_PER_TX_PKT 4 619#define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT) 620/* max BDs per tx packet including next pages */ 621#define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \ 622 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT)) 623 624/* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */ 625#define NUM_RX_RINGS 8 626#define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd)) 627#define NEXT_PAGE_RX_DESC_CNT 2 628#define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT) 629#define RX_DESC_MASK (RX_DESC_CNT - 1) 630#define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS) 631#define MAX_RX_BD (NUM_RX_BD - 1) 632#define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2) 633 634/* dropless fc calculations for BDs 635 * 636 * Number of BDs should as number of buffers in BRB: 637 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT 638 * "next" elements on each page 639 */ 640#define NUM_BD_REQ BRB_SIZE(bp) 641#define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \ 642 MAX_RX_DESC_CNT) 643#define BD_TH_LO(bp) (NUM_BD_REQ + \ 644 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \ 645 FW_DROP_LEVEL(bp)) 646#define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM) 647 648#define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128) 649 650#define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \ 651 ETH_MIN_RX_CQES_WITH_TPA_E1 : \ 652 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2) 653#define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA 654#define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL)) 655#define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\ 656 MIN_RX_AVAIL)) 657 658#define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \ 659 (MAX_RX_DESC_CNT - 1)) ? \ 660 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \ 661 (x) + 1) 662#define RX_BD(x) ((x) & MAX_RX_BD) 663 664/* 665 * As long as CQE is X times bigger than BD entry we have to allocate X times 666 * more pages for CQ ring in order to keep it balanced with BD ring 667 */ 668#define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd)) 669#define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL) 670#define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe)) 671#define NEXT_PAGE_RCQ_DESC_CNT 1 672#define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT) 673#define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS) 674#define MAX_RCQ_BD (NUM_RCQ_BD - 1) 675#define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2) 676#define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \ 677 (MAX_RCQ_DESC_CNT - 1)) ? \ 678 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \ 679 (x) + 1) 680#define RCQ_BD(x) ((x) & MAX_RCQ_BD) 681 682/* dropless fc calculations for RCQs 683 * 684 * Number of RCQs should be as number of buffers in BRB: 685 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT 686 * "next" elements on each page 687 */ 688#define NUM_RCQ_REQ BRB_SIZE(bp) 689#define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \ 690 MAX_RCQ_DESC_CNT) 691#define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \ 692 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \ 693 FW_DROP_LEVEL(bp)) 694#define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM) 695 696 697/* This is needed for determining of last_max */ 698#define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b)) 699#define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b)) 700 701 702#define BNX2X_SWCID_SHIFT 17 703#define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1) 704 705/* used on a CID received from the HW */ 706#define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK) 707#define CQE_CMD(x) (le32_to_cpu(x) >> \ 708 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT) 709 710#define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \ 711 le32_to_cpu((bd)->addr_lo)) 712#define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) 713 714#define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */ 715#define BNX2X_DB_SHIFT 7 /* 128 bytes*/ 716#if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT) 717#error "Min DB doorbell stride is 8" 718#endif 719#define DPM_TRIGER_TYPE 0x40 720#define DOORBELL(bp, cid, val) \ 721 do { \ 722 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \ 723 DPM_TRIGER_TYPE); \ 724 } while (0) 725 726 727/* TX CSUM helpers */ 728#define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \ 729 skb->csum_offset) 730#define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \ 731 skb->csum_offset)) 732 733#define pbd_tcp_flags(tcp_hdr) (ntohl(tcp_flag_word(tcp_hdr))>>16 & 0xff) 734 735#define XMIT_PLAIN 0 736#define XMIT_CSUM_V4 (1 << 0) 737#define XMIT_CSUM_V6 (1 << 1) 738#define XMIT_CSUM_TCP (1 << 2) 739#define XMIT_GSO_V4 (1 << 3) 740#define XMIT_GSO_V6 (1 << 4) 741#define XMIT_CSUM_ENC_V4 (1 << 5) 742#define XMIT_CSUM_ENC_V6 (1 << 6) 743#define XMIT_GSO_ENC_V4 (1 << 7) 744#define XMIT_GSO_ENC_V6 (1 << 8) 745 746#define XMIT_CSUM_ENC (XMIT_CSUM_ENC_V4 | XMIT_CSUM_ENC_V6) 747#define XMIT_GSO_ENC (XMIT_GSO_ENC_V4 | XMIT_GSO_ENC_V6) 748 749#define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6 | XMIT_CSUM_ENC) 750#define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6 | XMIT_GSO_ENC) 751 752/* stuff added to make the code fit 80Col */ 753#define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE) 754#define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG) 755#define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG) 756#define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD) 757#define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH) 758 759#define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG 760 761#define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \ 762 (((le16_to_cpu(flags) & \ 763 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \ 764 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \ 765 == PRS_FLAG_OVERETH_IPV4) 766#define BNX2X_RX_SUM_FIX(cqe) \ 767 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags) 768 769 770#define FP_USB_FUNC_OFF \ 771 offsetof(struct cstorm_status_block_u, func) 772#define FP_CSB_FUNC_OFF \ 773 offsetof(struct cstorm_status_block_c, func) 774 775#define HC_INDEX_ETH_RX_CQ_CONS 1 776 777#define HC_INDEX_OOO_TX_CQ_CONS 4 778 779#define HC_INDEX_ETH_TX_CQ_CONS_COS0 5 780 781#define HC_INDEX_ETH_TX_CQ_CONS_COS1 6 782 783#define HC_INDEX_ETH_TX_CQ_CONS_COS2 7 784 785#define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0 786 787#define BNX2X_RX_SB_INDEX \ 788 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS]) 789 790#define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0 791 792#define BNX2X_TX_SB_INDEX_COS0 \ 793 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0]) 794 795/* end of fast path */ 796 797/* common */ 798 799struct bnx2x_common { 800 801 u32 chip_id; 802/* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ 803#define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0) 804 805#define CHIP_NUM(bp) (bp->common.chip_id >> 16) 806#define CHIP_NUM_57710 0x164e 807#define CHIP_NUM_57711 0x164f 808#define CHIP_NUM_57711E 0x1650 809#define CHIP_NUM_57712 0x1662 810#define CHIP_NUM_57712_MF 0x1663 811#define CHIP_NUM_57712_VF 0x166f 812#define CHIP_NUM_57713 0x1651 813#define CHIP_NUM_57713E 0x1652 814#define CHIP_NUM_57800 0x168a 815#define CHIP_NUM_57800_MF 0x16a5 816#define CHIP_NUM_57800_VF 0x16a9 817#define CHIP_NUM_57810 0x168e 818#define CHIP_NUM_57810_MF 0x16ae 819#define CHIP_NUM_57810_VF 0x16af 820#define CHIP_NUM_57811 0x163d 821#define CHIP_NUM_57811_MF 0x163e 822#define CHIP_NUM_57811_VF 0x163f 823#define CHIP_NUM_57840_OBSOLETE 0x168d 824#define CHIP_NUM_57840_MF_OBSOLETE 0x16ab 825#define CHIP_NUM_57840_4_10 0x16a1 826#define CHIP_NUM_57840_2_20 0x16a2 827#define CHIP_NUM_57840_MF 0x16a4 828#define CHIP_NUM_57840_VF 0x16ad 829#define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710) 830#define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711) 831#define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E) 832#define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712) 833#define CHIP_IS_57712_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_VF) 834#define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF) 835#define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800) 836#define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF) 837#define CHIP_IS_57800_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_VF) 838#define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810) 839#define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF) 840#define CHIP_IS_57810_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_VF) 841#define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811) 842#define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF) 843#define CHIP_IS_57811_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_VF) 844#define CHIP_IS_57840(bp) \ 845 ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \ 846 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \ 847 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE)) 848#define CHIP_IS_57840_MF(bp) ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \ 849 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE)) 850#define CHIP_IS_57840_VF(bp) (CHIP_NUM(bp) == CHIP_NUM_57840_VF) 851#define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \ 852 CHIP_IS_57711E(bp)) 853#define CHIP_IS_57811xx(bp) (CHIP_IS_57811(bp) || \ 854 CHIP_IS_57811_MF(bp) || \ 855 CHIP_IS_57811_VF(bp)) 856#define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \ 857 CHIP_IS_57712_MF(bp) || \ 858 CHIP_IS_57712_VF(bp)) 859#define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \ 860 CHIP_IS_57800_MF(bp) || \ 861 CHIP_IS_57800_VF(bp) || \ 862 CHIP_IS_57810(bp) || \ 863 CHIP_IS_57810_MF(bp) || \ 864 CHIP_IS_57810_VF(bp) || \ 865 CHIP_IS_57811xx(bp) || \ 866 CHIP_IS_57840(bp) || \ 867 CHIP_IS_57840_MF(bp) || \ 868 CHIP_IS_57840_VF(bp)) 869#define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp))) 870#define USES_WARPCORE(bp) (CHIP_IS_E3(bp)) 871#define IS_E1H_OFFSET (!CHIP_IS_E1(bp)) 872 873#define CHIP_REV_SHIFT 12 874#define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT) 875#define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK) 876#define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT) 877#define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT) 878/* assume maximum 5 revisions */ 879#define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000) 880/* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */ 881#define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \ 882 !(CHIP_REV_VAL(bp) & 0x00001000)) 883/* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */ 884#define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \ 885 (CHIP_REV_VAL(bp) & 0x00001000)) 886 887#define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \ 888 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1)) 889 890#define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0) 891#define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f) 892#define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\ 893 (CHIP_REV_SHIFT + 1)) \ 894 << CHIP_REV_SHIFT) 895#define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \ 896 CHIP_REV_SIM(bp) :\ 897 CHIP_REV_VAL(bp)) 898#define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \ 899 (CHIP_REV(bp) == CHIP_REV_Bx)) 900#define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \ 901 (CHIP_REV(bp) == CHIP_REV_Ax)) 902/* This define is used in two main places: 903 * 1. In the early stages of nic_load, to know if to configrue Parser / Searcher 904 * to nic-only mode or to offload mode. Offload mode is configured if either the 905 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already 906 * registered for this port (which means that the user wants storage services). 907 * 2. During cnic-related load, to know if offload mode is already configured in 908 * the HW or needs to be configrued. 909 * Since the transition from nic-mode to offload-mode in HW causes traffic 910 * coruption, nic-mode is configured only in ports on which storage services 911 * where never requested. 912 */ 913#define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp)) 914 915 int flash_size; 916#define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */ 917#define BNX2X_NVRAM_TIMEOUT_COUNT 30000 918#define BNX2X_NVRAM_PAGE_SIZE 256 919 920 u32 shmem_base; 921 u32 shmem2_base; 922 u32 mf_cfg_base; 923 u32 mf2_cfg_base; 924 925 u32 hw_config; 926 927 u32 bc_ver; 928 929 u8 int_block; 930#define INT_BLOCK_HC 0 931#define INT_BLOCK_IGU 1 932#define INT_BLOCK_MODE_NORMAL 0 933#define INT_BLOCK_MODE_BW_COMP 2 934#define CHIP_INT_MODE_IS_NBC(bp) \ 935 (!CHIP_IS_E1x(bp) && \ 936 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP)) 937#define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp)) 938 939 u8 chip_port_mode; 940#define CHIP_4_PORT_MODE 0x0 941#define CHIP_2_PORT_MODE 0x1 942#define CHIP_PORT_MODE_NONE 0x2 943#define CHIP_MODE(bp) (bp->common.chip_port_mode) 944#define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE) 945 946 u32 boot_mode; 947}; 948 949/* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */ 950#define BNX2X_IGU_STAS_MSG_VF_CNT 64 951#define BNX2X_IGU_STAS_MSG_PF_CNT 4 952 953#define MAX_IGU_ATTN_ACK_TO 100 954/* end of common */ 955 956/* port */ 957 958struct bnx2x_port { 959 u32 pmf; 960 961 u32 link_config[LINK_CONFIG_SIZE]; 962 963 u32 supported[LINK_CONFIG_SIZE]; 964/* link settings - missing defines */ 965#define SUPPORTED_2500baseX_Full (1 << 15) 966 967 u32 advertising[LINK_CONFIG_SIZE]; 968/* link settings - missing defines */ 969#define ADVERTISED_2500baseX_Full (1 << 15) 970 971 u32 phy_addr; 972 973 /* used to synchronize phy accesses */ 974 struct mutex phy_mutex; 975 976 u32 port_stx; 977 978 struct nig_stats old_nig_stats; 979}; 980 981/* end of port */ 982 983#define STATS_OFFSET32(stat_name) \ 984 (offsetof(struct bnx2x_eth_stats, stat_name) / 4) 985 986/* slow path */ 987 988/* slow path work-queue */ 989extern struct workqueue_struct *bnx2x_wq; 990 991#define BNX2X_MAX_NUM_OF_VFS 64 992#define BNX2X_VF_CID_WND 0 993#define BNX2X_CIDS_PER_VF (1 << BNX2X_VF_CID_WND) 994#define BNX2X_CLIENTS_PER_VF 1 995#define BNX2X_FIRST_VF_CID 256 996#define BNX2X_VF_CIDS (BNX2X_MAX_NUM_OF_VFS * BNX2X_CIDS_PER_VF) 997#define BNX2X_VF_ID_INVALID 0xFF 998 999/* 1000 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is 1001 * control by the number of fast-path status blocks supported by the 1002 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default 1003 * status block represents an independent interrupts context that can 1004 * serve a regular L2 networking queue. However special L2 queues such 1005 * as the FCoE queue do not require a FP-SB and other components like 1006 * the CNIC may consume FP-SB reducing the number of possible L2 queues 1007 * 1008 * If the maximum number of FP-SB available is X then: 1009 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of 1010 * regular L2 queues is Y=X-1 1011 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor) 1012 * c. If the FCoE L2 queue is supported the actual number of L2 queues 1013 * is Y+1 1014 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for 1015 * slow-path interrupts) or Y+2 if CNIC is supported (one additional 1016 * FP interrupt context for the CNIC). 1017 * e. The number of HW context (CID count) is always X or X+1 if FCoE 1018 * L2 queue is supported. the cid for the FCoE L2 queue is always X. 1019 */ 1020 1021/* fast-path interrupt contexts E1x */ 1022#define FP_SB_MAX_E1x 16 1023/* fast-path interrupt contexts E2 */ 1024#define FP_SB_MAX_E2 HC_SB_MAX_SB_E2 1025 1026union cdu_context { 1027 struct eth_context eth; 1028 char pad[1024]; 1029}; 1030 1031/* CDU host DB constants */ 1032#define CDU_ILT_PAGE_SZ_HW 2 1033#define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */ 1034#define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context)) 1035 1036#define CNIC_ISCSI_CID_MAX 256 1037#define CNIC_FCOE_CID_MAX 2048 1038#define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX) 1039#define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS) 1040 1041#define QM_ILT_PAGE_SZ_HW 0 1042#define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */ 1043#define QM_CID_ROUND 1024 1044 1045/* TM (timers) host DB constants */ 1046#define TM_ILT_PAGE_SZ_HW 0 1047#define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */ 1048/* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */ 1049#define TM_CONN_NUM 1024 1050#define TM_ILT_SZ (8 * TM_CONN_NUM) 1051#define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ) 1052 1053/* SRC (Searcher) host DB constants */ 1054#define SRC_ILT_PAGE_SZ_HW 0 1055#define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */ 1056#define SRC_HASH_BITS 10 1057#define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */ 1058#define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM) 1059#define SRC_T2_SZ SRC_ILT_SZ 1060#define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ) 1061 1062#define MAX_DMAE_C 8 1063 1064/* DMA memory not used in fastpath */ 1065struct bnx2x_slowpath { 1066 union { 1067 struct mac_configuration_cmd e1x; 1068 struct eth_classify_rules_ramrod_data e2; 1069 } mac_rdata; 1070 1071 1072 union { 1073 struct tstorm_eth_mac_filter_config e1x; 1074 struct eth_filter_rules_ramrod_data e2; 1075 } rx_mode_rdata; 1076 1077 union { 1078 struct mac_configuration_cmd e1; 1079 struct eth_multicast_rules_ramrod_data e2; 1080 } mcast_rdata; 1081 1082 struct eth_rss_update_ramrod_data rss_rdata; 1083 1084 /* Queue State related ramrods are always sent under rtnl_lock */ 1085 union { 1086 struct client_init_ramrod_data init_data; 1087 struct client_update_ramrod_data update_data; 1088 } q_rdata; 1089 1090 union { 1091 struct function_start_data func_start; 1092 /* pfc configuration for DCBX ramrod */ 1093 struct flow_control_configuration pfc_config; 1094 } func_rdata; 1095 1096 /* afex ramrod can not be a part of func_rdata union because these 1097 * events might arrive in parallel to other events from func_rdata. 1098 * Therefore, if they would have been defined in the same union, 1099 * data can get corrupted. 1100 */ 1101 struct afex_vif_list_ramrod_data func_afex_rdata; 1102 1103 /* used by dmae command executer */ 1104 struct dmae_command dmae[MAX_DMAE_C]; 1105 1106 u32 stats_comp; 1107 union mac_stats mac_stats; 1108 struct nig_stats nig_stats; 1109 struct host_port_stats port_stats; 1110 struct host_func_stats func_stats; 1111 1112 u32 wb_comp; 1113 u32 wb_data[4]; 1114 1115 union drv_info_to_mcp drv_info_to_mcp; 1116}; 1117 1118#define bnx2x_sp(bp, var) (&bp->slowpath->var) 1119#define bnx2x_sp_mapping(bp, var) \ 1120 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var)) 1121 1122 1123/* attn group wiring */ 1124#define MAX_DYNAMIC_ATTN_GRPS 8 1125 1126struct attn_route { 1127 u32 sig[5]; 1128}; 1129 1130struct iro { 1131 u32 base; 1132 u16 m1; 1133 u16 m2; 1134 u16 m3; 1135 u16 size; 1136}; 1137 1138struct hw_context { 1139 union cdu_context *vcxt; 1140 dma_addr_t cxt_mapping; 1141 size_t size; 1142}; 1143 1144/* forward */ 1145struct bnx2x_ilt; 1146 1147struct bnx2x_vfdb; 1148 1149enum bnx2x_recovery_state { 1150 BNX2X_RECOVERY_DONE, 1151 BNX2X_RECOVERY_INIT, 1152 BNX2X_RECOVERY_WAIT, 1153 BNX2X_RECOVERY_FAILED, 1154 BNX2X_RECOVERY_NIC_LOADING 1155}; 1156 1157/* 1158 * Event queue (EQ or event ring) MC hsi 1159 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2 1160 */ 1161#define NUM_EQ_PAGES 1 1162#define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem)) 1163#define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1) 1164#define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES) 1165#define EQ_DESC_MASK (NUM_EQ_DESC - 1) 1166#define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2) 1167 1168/* depends on EQ_DESC_CNT_PAGE being a power of 2 */ 1169#define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \ 1170 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1) 1171 1172/* depends on the above and on NUM_EQ_PAGES being a power of 2 */ 1173#define EQ_DESC(x) ((x) & EQ_DESC_MASK) 1174 1175#define BNX2X_EQ_INDEX \ 1176 (&bp->def_status_blk->sp_sb.\ 1177 index_values[HC_SP_INDEX_EQ_CONS]) 1178 1179/* This is a data that will be used to create a link report message. 1180 * We will keep the data used for the last link report in order 1181 * to prevent reporting the same link parameters twice. 1182 */ 1183struct bnx2x_link_report_data { 1184 u16 line_speed; /* Effective line speed */ 1185 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */ 1186}; 1187 1188enum { 1189 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */ 1190 BNX2X_LINK_REPORT_LINK_DOWN, 1191 BNX2X_LINK_REPORT_RX_FC_ON, 1192 BNX2X_LINK_REPORT_TX_FC_ON, 1193}; 1194 1195enum { 1196 BNX2X_PORT_QUERY_IDX, 1197 BNX2X_PF_QUERY_IDX, 1198 BNX2X_FCOE_QUERY_IDX, 1199 BNX2X_FIRST_QUEUE_QUERY_IDX, 1200}; 1201 1202struct bnx2x_fw_stats_req { 1203 struct stats_query_header hdr; 1204 struct stats_query_entry query[FP_SB_MAX_E1x+ 1205 BNX2X_FIRST_QUEUE_QUERY_IDX]; 1206}; 1207 1208struct bnx2x_fw_stats_data { 1209 struct stats_counter storm_counters; 1210 struct per_port_stats port; 1211 struct per_pf_stats pf; 1212 struct fcoe_statistics_params fcoe; 1213 struct per_queue_stats queue_stats[1]; 1214}; 1215 1216/* Public slow path states */ 1217enum { 1218 BNX2X_SP_RTNL_SETUP_TC, 1219 BNX2X_SP_RTNL_TX_TIMEOUT, 1220 BNX2X_SP_RTNL_FAN_FAILURE, 1221 BNX2X_SP_RTNL_AFEX_F_UPDATE, 1222 BNX2X_SP_RTNL_ENABLE_SRIOV, 1223 BNX2X_SP_RTNL_VFPF_MCAST, 1224 BNX2X_SP_RTNL_VFPF_STORM_RX_MODE, 1225 BNX2X_SP_RTNL_HYPERVISOR_VLAN, 1226}; 1227 1228 1229struct bnx2x_prev_path_list { 1230 struct list_head list; 1231 u8 bus; 1232 u8 slot; 1233 u8 path; 1234 u8 aer; 1235 u8 undi; 1236}; 1237 1238struct bnx2x_sp_objs { 1239 /* MACs object */ 1240 struct bnx2x_vlan_mac_obj mac_obj; 1241 1242 /* Queue State object */ 1243 struct bnx2x_queue_sp_obj q_obj; 1244}; 1245 1246struct bnx2x_fp_stats { 1247 struct tstorm_per_queue_stats old_tclient; 1248 struct ustorm_per_queue_stats old_uclient; 1249 struct xstorm_per_queue_stats old_xclient; 1250 struct bnx2x_eth_q_stats eth_q_stats; 1251 struct bnx2x_eth_q_stats_old eth_q_stats_old; 1252}; 1253 1254struct bnx2x { 1255 /* Fields used in the tx and intr/napi performance paths 1256 * are grouped together in the beginning of the structure 1257 */ 1258 struct bnx2x_fastpath *fp; 1259 struct bnx2x_sp_objs *sp_objs; 1260 struct bnx2x_fp_stats *fp_stats; 1261 struct bnx2x_fp_txdata *bnx2x_txq; 1262 void __iomem *regview; 1263 void __iomem *doorbells; 1264 u16 db_size; 1265 1266 u8 pf_num; /* absolute PF number */ 1267 u8 pfid; /* per-path PF number */ 1268 int base_fw_ndsb; /**/ 1269#define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1)) 1270#define BP_PORT(bp) (bp->pfid & 1) 1271#define BP_FUNC(bp) (bp->pfid) 1272#define BP_ABS_FUNC(bp) (bp->pf_num) 1273#define BP_VN(bp) ((bp)->pfid >> 1) 1274#define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4) 1275#define BP_L_ID(bp) (BP_VN(bp) << 2) 1276#define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\ 1277 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1)) 1278#define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp)) 1279 1280#ifdef CONFIG_BNX2X_SRIOV 1281 /* protects vf2pf mailbox from simultaneous access */ 1282 struct mutex vf2pf_mutex; 1283 /* vf pf channel mailbox contains request and response buffers */ 1284 struct bnx2x_vf_mbx_msg *vf2pf_mbox; 1285 dma_addr_t vf2pf_mbox_mapping; 1286 1287 /* we set aside a copy of the acquire response */ 1288 struct pfvf_acquire_resp_tlv acquire_resp; 1289 1290 /* bulletin board for messages from pf to vf */ 1291 union pf_vf_bulletin *pf2vf_bulletin; 1292 dma_addr_t pf2vf_bulletin_mapping; 1293 1294 struct pf_vf_bulletin_content old_bulletin; 1295 1296 u16 requested_nr_virtfn; 1297#endif /* CONFIG_BNX2X_SRIOV */ 1298 1299 struct net_device *dev; 1300 struct pci_dev *pdev; 1301 1302 const struct iro *iro_arr; 1303#define IRO (bp->iro_arr) 1304 1305 enum bnx2x_recovery_state recovery_state; 1306 int is_leader; 1307 struct msix_entry *msix_table; 1308 1309 int tx_ring_size; 1310 1311/* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ 1312#define ETH_OVREHEAD (ETH_HLEN + 8 + 8) 1313#define ETH_MIN_PACKET_SIZE 60 1314#define ETH_MAX_PACKET_SIZE 1500 1315#define ETH_MAX_JUMBO_PACKET_SIZE 9600 1316/* TCP with Timestamp Option (32) + IPv6 (40) */ 1317#define ETH_MAX_TPA_HEADER_SIZE 72 1318 1319 /* Max supported alignment is 256 (8 shift) */ 1320#define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT) 1321 1322 /* FW uses 2 Cache lines Alignment for start packet and size 1323 * 1324 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes 1325 * at the end of skb->data, to avoid wasting a full cache line. 1326 * This reduces memory use (skb->truesize). 1327 */ 1328#define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT) 1329 1330#define BNX2X_FW_RX_ALIGN_END \ 1331 max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT, \ 1332 SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) 1333 1334#define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5) 1335 1336 struct host_sp_status_block *def_status_blk; 1337#define DEF_SB_IGU_ID 16 1338#define DEF_SB_ID HC_SP_SB_ID 1339 __le16 def_idx; 1340 __le16 def_att_idx; 1341 u32 attn_state; 1342 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS]; 1343 1344 /* slow path ring */ 1345 struct eth_spe *spq; 1346 dma_addr_t spq_mapping; 1347 u16 spq_prod_idx; 1348 struct eth_spe *spq_prod_bd; 1349 struct eth_spe *spq_last_bd; 1350 __le16 *dsb_sp_prod; 1351 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */ 1352 /* used to synchronize spq accesses */ 1353 spinlock_t spq_lock; 1354 1355 /* event queue */ 1356 union event_ring_elem *eq_ring; 1357 dma_addr_t eq_mapping; 1358 u16 eq_prod; 1359 u16 eq_cons; 1360 __le16 *eq_cons_sb; 1361 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */ 1362 1363 /* Counter for marking that there is a STAT_QUERY ramrod pending */ 1364 u16 stats_pending; 1365 /* Counter for completed statistics ramrods */ 1366 u16 stats_comp; 1367 1368 /* End of fields used in the performance code paths */ 1369 1370 int panic; 1371 int msg_enable; 1372 1373 u32 flags; 1374#define PCIX_FLAG (1 << 0) 1375#define PCI_32BIT_FLAG (1 << 1) 1376#define ONE_PORT_FLAG (1 << 2) 1377#define NO_WOL_FLAG (1 << 3) 1378#define USING_DAC_FLAG (1 << 4) 1379#define USING_MSIX_FLAG (1 << 5) 1380#define USING_MSI_FLAG (1 << 6) 1381#define DISABLE_MSI_FLAG (1 << 7) 1382#define TPA_ENABLE_FLAG (1 << 8) 1383#define NO_MCP_FLAG (1 << 9) 1384#define GRO_ENABLE_FLAG (1 << 10) 1385#define MF_FUNC_DIS (1 << 11) 1386#define OWN_CNIC_IRQ (1 << 12) 1387#define NO_ISCSI_OOO_FLAG (1 << 13) 1388#define NO_ISCSI_FLAG (1 << 14) 1389#define NO_FCOE_FLAG (1 << 15) 1390#define BC_SUPPORTS_PFC_STATS (1 << 17) 1391#define BC_SUPPORTS_FCOE_FEATURES (1 << 19) 1392#define USING_SINGLE_MSIX_FLAG (1 << 20) 1393#define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21) 1394#define IS_VF_FLAG (1 << 22) 1395 1396#define BP_NOMCP(bp) ((bp)->flags & NO_MCP_FLAG) 1397 1398#ifdef CONFIG_BNX2X_SRIOV 1399#define IS_VF(bp) ((bp)->flags & IS_VF_FLAG) 1400#define IS_PF(bp) (!((bp)->flags & IS_VF_FLAG)) 1401#else 1402#define IS_VF(bp) false 1403#define IS_PF(bp) true 1404#endif 1405 1406#define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG) 1407#define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG) 1408#define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG) 1409 1410 u8 cnic_support; 1411 bool cnic_enabled; 1412 bool cnic_loaded; 1413 struct cnic_eth_dev *(*cnic_probe)(struct net_device *); 1414 1415 /* Flag that indicates that we can start looking for FCoE L2 queue 1416 * completions in the default status block. 1417 */ 1418 bool fcoe_init; 1419 1420 int pm_cap; 1421 int mrrs; 1422 1423 struct delayed_work sp_task; 1424 atomic_t interrupt_occurred; 1425 struct delayed_work sp_rtnl_task; 1426 1427 struct delayed_work period_task; 1428 struct timer_list timer; 1429 int current_interval; 1430 1431 u16 fw_seq; 1432 u16 fw_drv_pulse_wr_seq; 1433 u32 func_stx; 1434 1435 struct link_params link_params; 1436 struct link_vars link_vars; 1437 u32 link_cnt; 1438 struct bnx2x_link_report_data last_reported_link; 1439 1440 struct mdio_if_info mdio; 1441 1442 struct bnx2x_common common; 1443 struct bnx2x_port port; 1444 1445 struct cmng_init cmng; 1446 1447 u32 mf_config[E1HVN_MAX]; 1448 u32 mf_ext_config; 1449 u32 path_has_ovlan; /* E3 */ 1450 u16 mf_ov; 1451 u8 mf_mode; 1452#define IS_MF(bp) (bp->mf_mode != 0) 1453#define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI) 1454#define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD) 1455#define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX) 1456 1457 u8 wol; 1458 1459 int rx_ring_size; 1460 1461 u16 tx_quick_cons_trip_int; 1462 u16 tx_quick_cons_trip; 1463 u16 tx_ticks_int; 1464 u16 tx_ticks; 1465 1466 u16 rx_quick_cons_trip_int; 1467 u16 rx_quick_cons_trip; 1468 u16 rx_ticks_int; 1469 u16 rx_ticks; 1470/* Maximal coalescing timeout in us */ 1471#define BNX2X_MAX_COALESCE_TOUT (0xf0*12) 1472 1473 u32 lin_cnt; 1474 1475 u16 state; 1476#define BNX2X_STATE_CLOSED 0 1477#define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000 1478#define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000 1479#define BNX2X_STATE_OPEN 0x3000 1480#define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000 1481#define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000 1482 1483#define BNX2X_STATE_DIAG 0xe000 1484#define BNX2X_STATE_ERROR 0xf000 1485 1486#define BNX2X_MAX_PRIORITY 8 1487#define BNX2X_MAX_ENTRIES_PER_PRI 16 1488#define BNX2X_MAX_COS 3 1489#define BNX2X_MAX_TX_COS 2 1490 int num_queues; 1491 uint num_ethernet_queues; 1492 uint num_cnic_queues; 1493 int num_napi_queues; 1494 int disable_tpa; 1495 1496 u32 rx_mode; 1497#define BNX2X_RX_MODE_NONE 0 1498#define BNX2X_RX_MODE_NORMAL 1 1499#define BNX2X_RX_MODE_ALLMULTI 2 1500#define BNX2X_RX_MODE_PROMISC 3 1501#define BNX2X_MAX_MULTICAST 64 1502 1503 u8 igu_dsb_id; 1504 u8 igu_base_sb; 1505 u8 igu_sb_cnt; 1506 u8 min_msix_vec_cnt; 1507 1508 u32 igu_base_addr; 1509 dma_addr_t def_status_blk_mapping; 1510 1511 struct bnx2x_slowpath *slowpath; 1512 dma_addr_t slowpath_mapping; 1513 1514 /* Total number of FW statistics requests */ 1515 u8 fw_stats_num; 1516 1517 /* 1518 * This is a memory buffer that will contain both statistics 1519 * ramrod request and data. 1520 */ 1521 void *fw_stats; 1522 dma_addr_t fw_stats_mapping; 1523 1524 /* 1525 * FW statistics request shortcut (points at the 1526 * beginning of fw_stats buffer). 1527 */ 1528 struct bnx2x_fw_stats_req *fw_stats_req; 1529 dma_addr_t fw_stats_req_mapping; 1530 int fw_stats_req_sz; 1531 1532 /* 1533 * FW statistics data shortcut (points at the beginning of 1534 * fw_stats buffer + fw_stats_req_sz). 1535 */ 1536 struct bnx2x_fw_stats_data *fw_stats_data; 1537 dma_addr_t fw_stats_data_mapping; 1538 int fw_stats_data_sz; 1539 1540 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB 1541 * context size we need 8 ILT entries. 1542 */ 1543#define ILT_MAX_L2_LINES 8 1544 struct hw_context context[ILT_MAX_L2_LINES]; 1545 1546 struct bnx2x_ilt *ilt; 1547#define BP_ILT(bp) ((bp)->ilt) 1548#define ILT_MAX_LINES 256 1549/* 1550 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes 1551 * to CNIC. 1552 */ 1553#define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp)) 1554 1555/* 1556 * Maximum CID count that might be required by the bnx2x: 1557 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI 1558 */ 1559#define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \ 1560 + 2 * CNIC_SUPPORT(bp)) 1561#define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \ 1562 + 2 * CNIC_SUPPORT(bp)) 1563#define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\ 1564 ILT_PAGE_CIDS)) 1565 1566 int qm_cid_count; 1567 1568 bool dropless_fc; 1569 1570 void *t2; 1571 dma_addr_t t2_mapping; 1572 struct cnic_ops __rcu *cnic_ops; 1573 void *cnic_data; 1574 u32 cnic_tag; 1575 struct cnic_eth_dev cnic_eth_dev; 1576 union host_hc_status_block cnic_sb; 1577 dma_addr_t cnic_sb_mapping; 1578 struct eth_spe *cnic_kwq; 1579 struct eth_spe *cnic_kwq_prod; 1580 struct eth_spe *cnic_kwq_cons; 1581 struct eth_spe *cnic_kwq_last; 1582 u16 cnic_kwq_pending; 1583 u16 cnic_spq_pending; 1584 u8 fip_mac[ETH_ALEN]; 1585 struct mutex cnic_mutex; 1586 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj; 1587 1588 /* Start index of the "special" (CNIC related) L2 cleints */ 1589 u8 cnic_base_cl_id; 1590 1591 int dmae_ready; 1592 /* used to synchronize dmae accesses */ 1593 spinlock_t dmae_lock; 1594 1595 /* used to protect the FW mail box */ 1596 struct mutex fw_mb_mutex; 1597 1598 /* used to synchronize stats collecting */ 1599 int stats_state; 1600 1601 /* used for synchronization of concurrent threads statistics handling */ 1602 spinlock_t stats_lock; 1603 1604 /* used by dmae command loader */ 1605 struct dmae_command stats_dmae; 1606 int executer_idx; 1607 1608 u16 stats_counter; 1609 struct bnx2x_eth_stats eth_stats; 1610 struct host_func_stats func_stats; 1611 struct bnx2x_eth_stats_old eth_stats_old; 1612 struct bnx2x_net_stats_old net_stats_old; 1613 struct bnx2x_fw_port_stats_old fw_stats_old; 1614 bool stats_init; 1615 1616 struct z_stream_s *strm; 1617 void *gunzip_buf; 1618 dma_addr_t gunzip_mapping; 1619 int gunzip_outlen; 1620#define FW_BUF_SIZE 0x8000 1621#define GUNZIP_BUF(bp) (bp->gunzip_buf) 1622#define GUNZIP_PHYS(bp) (bp->gunzip_mapping) 1623#define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen) 1624 1625 struct raw_op *init_ops; 1626 /* Init blocks offsets inside init_ops */ 1627 u16 *init_ops_offsets; 1628 /* Data blob - has 32 bit granularity */ 1629 u32 *init_data; 1630 u32 init_mode_flags; 1631#define INIT_MODE_FLAGS(bp) (bp->init_mode_flags) 1632 /* Zipped PRAM blobs - raw data */ 1633 const u8 *tsem_int_table_data; 1634 const u8 *tsem_pram_data; 1635 const u8 *usem_int_table_data; 1636 const u8 *usem_pram_data; 1637 const u8 *xsem_int_table_data; 1638 const u8 *xsem_pram_data; 1639 const u8 *csem_int_table_data; 1640 const u8 *csem_pram_data; 1641#define INIT_OPS(bp) (bp->init_ops) 1642#define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets) 1643#define INIT_DATA(bp) (bp->init_data) 1644#define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data) 1645#define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data) 1646#define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data) 1647#define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data) 1648#define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data) 1649#define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data) 1650#define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data) 1651#define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data) 1652 1653#define PHY_FW_VER_LEN 20 1654 char fw_ver[32]; 1655 const struct firmware *firmware; 1656 1657 struct bnx2x_vfdb *vfdb; 1658#define IS_SRIOV(bp) ((bp)->vfdb) 1659 1660 /* DCB support on/off */ 1661 u16 dcb_state; 1662#define BNX2X_DCB_STATE_OFF 0 1663#define BNX2X_DCB_STATE_ON 1 1664 1665 /* DCBX engine mode */ 1666 int dcbx_enabled; 1667#define BNX2X_DCBX_ENABLED_OFF 0 1668#define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1 1669#define BNX2X_DCBX_ENABLED_ON_NEG_ON 2 1670#define BNX2X_DCBX_ENABLED_INVALID (-1) 1671 1672 bool dcbx_mode_uset; 1673 1674 struct bnx2x_config_dcbx_params dcbx_config_params; 1675 struct bnx2x_dcbx_port_params dcbx_port_params; 1676 int dcb_version; 1677 1678 /* CAM credit pools */ 1679 1680 /* used only in sriov */ 1681 struct bnx2x_credit_pool_obj vlans_pool; 1682 1683 struct bnx2x_credit_pool_obj macs_pool; 1684 1685 /* RX_MODE object */ 1686 struct bnx2x_rx_mode_obj rx_mode_obj; 1687 1688 /* MCAST object */ 1689 struct bnx2x_mcast_obj mcast_obj; 1690 1691 /* RSS configuration object */ 1692 struct bnx2x_rss_config_obj rss_conf_obj; 1693 1694 /* Function State controlling object */ 1695 struct bnx2x_func_sp_obj func_obj; 1696 1697 unsigned long sp_state; 1698 1699 /* operation indication for the sp_rtnl task */ 1700 unsigned long sp_rtnl_state; 1701 1702 /* DCBX Negotation results */ 1703 struct dcbx_features dcbx_local_feat; 1704 u32 dcbx_error; 1705 1706#ifdef BCM_DCBNL 1707 struct dcbx_features dcbx_remote_feat; 1708 u32 dcbx_remote_flags; 1709#endif 1710 /* AFEX: store default vlan used */ 1711 int afex_def_vlan_tag; 1712 enum mf_cfg_afex_vlan_mode afex_vlan_mode; 1713 u32 pending_max; 1714 1715 /* multiple tx classes of service */ 1716 u8 max_cos; 1717 1718 /* priority to cos mapping */ 1719 u8 prio_to_cos[8]; 1720 1721 int fp_array_size; 1722 u32 dump_preset_idx; 1723}; 1724 1725/* Tx queues may be less or equal to Rx queues */ 1726extern int num_queues; 1727#define BNX2X_NUM_QUEUES(bp) (bp->num_queues) 1728#define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues) 1729#define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \ 1730 (bp)->num_cnic_queues) 1731#define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp) 1732 1733#define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1) 1734 1735#define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp) 1736/* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */ 1737 1738#define RSS_IPV4_CAP_MASK \ 1739 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY 1740 1741#define RSS_IPV4_TCP_CAP_MASK \ 1742 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY 1743 1744#define RSS_IPV6_CAP_MASK \ 1745 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY 1746 1747#define RSS_IPV6_TCP_CAP_MASK \ 1748 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY 1749 1750/* func init flags */ 1751#define FUNC_FLG_RSS 0x0001 1752#define FUNC_FLG_STATS 0x0002 1753/* removed FUNC_FLG_UNMATCHED 0x0004 */ 1754#define FUNC_FLG_TPA 0x0008 1755#define FUNC_FLG_SPQ 0x0010 1756#define FUNC_FLG_LEADING 0x0020 /* PF only */ 1757 1758 1759struct bnx2x_func_init_params { 1760 /* dma */ 1761 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */ 1762 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */ 1763 1764 u16 func_flgs; 1765 u16 func_id; /* abs fid */ 1766 u16 pf_id; 1767 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */ 1768}; 1769 1770#define for_each_cnic_queue(bp, var) \ 1771 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1772 (var)++) \ 1773 if (skip_queue(bp, var)) \ 1774 continue; \ 1775 else 1776 1777#define for_each_eth_queue(bp, var) \ 1778 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) 1779 1780#define for_each_nondefault_eth_queue(bp, var) \ 1781 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) 1782 1783#define for_each_queue(bp, var) \ 1784 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1785 if (skip_queue(bp, var)) \ 1786 continue; \ 1787 else 1788 1789/* Skip forwarding FP */ 1790#define for_each_valid_rx_queue(bp, var) \ 1791 for ((var) = 0; \ 1792 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \ 1793 BNX2X_NUM_ETH_QUEUES(bp)); \ 1794 (var)++) \ 1795 if (skip_rx_queue(bp, var)) \ 1796 continue; \ 1797 else 1798 1799#define for_each_rx_queue_cnic(bp, var) \ 1800 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1801 (var)++) \ 1802 if (skip_rx_queue(bp, var)) \ 1803 continue; \ 1804 else 1805 1806#define for_each_rx_queue(bp, var) \ 1807 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1808 if (skip_rx_queue(bp, var)) \ 1809 continue; \ 1810 else 1811 1812/* Skip OOO FP */ 1813#define for_each_valid_tx_queue(bp, var) \ 1814 for ((var) = 0; \ 1815 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \ 1816 BNX2X_NUM_ETH_QUEUES(bp)); \ 1817 (var)++) \ 1818 if (skip_tx_queue(bp, var)) \ 1819 continue; \ 1820 else 1821 1822#define for_each_tx_queue_cnic(bp, var) \ 1823 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1824 (var)++) \ 1825 if (skip_tx_queue(bp, var)) \ 1826 continue; \ 1827 else 1828 1829#define for_each_tx_queue(bp, var) \ 1830 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1831 if (skip_tx_queue(bp, var)) \ 1832 continue; \ 1833 else 1834 1835#define for_each_nondefault_queue(bp, var) \ 1836 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1837 if (skip_queue(bp, var)) \ 1838 continue; \ 1839 else 1840 1841#define for_each_cos_in_tx_queue(fp, var) \ 1842 for ((var) = 0; (var) < (fp)->max_cos; (var)++) 1843 1844/* skip rx queue 1845 * if FCOE l2 support is disabled and this is the fcoe L2 queue 1846 */ 1847#define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1848 1849/* skip tx queue 1850 * if FCOE l2 support is disabled and this is the fcoe L2 queue 1851 */ 1852#define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1853 1854#define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1855 1856 1857 1858 1859/** 1860 * bnx2x_set_mac_one - configure a single MAC address 1861 * 1862 * @bp: driver handle 1863 * @mac: MAC to configure 1864 * @obj: MAC object handle 1865 * @set: if 'true' add a new MAC, otherwise - delete 1866 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list) 1867 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT) 1868 * 1869 * Configures one MAC according to provided parameters or continues the 1870 * execution of previously scheduled commands if RAMROD_CONT is set in 1871 * ramrod_flags. 1872 * 1873 * Returns zero if operation has successfully completed, a positive value if the 1874 * operation has been successfully scheduled and a negative - if a requested 1875 * operations has failed. 1876 */ 1877int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac, 1878 struct bnx2x_vlan_mac_obj *obj, bool set, 1879 int mac_type, unsigned long *ramrod_flags); 1880/** 1881 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object 1882 * 1883 * @bp: driver handle 1884 * @mac_obj: MAC object handle 1885 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC) 1886 * @wait_for_comp: if 'true' block until completion 1887 * 1888 * Deletes all MACs of the specific type (e.g. ETH, UC list). 1889 * 1890 * Returns zero if operation has successfully completed, a positive value if the 1891 * operation has been successfully scheduled and a negative - if a requested 1892 * operations has failed. 1893 */ 1894int bnx2x_del_all_macs(struct bnx2x *bp, 1895 struct bnx2x_vlan_mac_obj *mac_obj, 1896 int mac_type, bool wait_for_comp); 1897 1898/* Init Function API */ 1899void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p); 1900void bnx2x_init_sb(struct bnx2x *bp, dma_addr_t mapping, int vfid, 1901 u8 vf_valid, int fw_sb_id, int igu_sb_id); 1902u32 bnx2x_get_pretend_reg(struct bnx2x *bp); 1903int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port); 1904int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); 1905int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode); 1906int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); 1907void bnx2x_read_mf_cfg(struct bnx2x *bp); 1908 1909int bnx2x_pretend_func(struct bnx2x *bp, u16 pretend_func_val); 1910 1911/* dmae */ 1912void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32); 1913void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, 1914 u32 len32); 1915void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx); 1916u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type); 1917u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode); 1918u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, 1919 bool with_comp, u8 comp_type); 1920 1921void bnx2x_prep_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae, 1922 u8 src_type, u8 dst_type); 1923int bnx2x_issue_dmae_with_comp(struct bnx2x *bp, struct dmae_command *dmae); 1924void bnx2x_dp_dmae(struct bnx2x *bp, struct dmae_command *dmae, int msglvl); 1925 1926/* FLR related routines */ 1927u32 bnx2x_flr_clnup_poll_count(struct bnx2x *bp); 1928void bnx2x_tx_hw_flushed(struct bnx2x *bp, u32 poll_count); 1929int bnx2x_send_final_clnup(struct bnx2x *bp, u8 clnup_func, u32 poll_cnt); 1930u8 bnx2x_is_pcie_pending(struct pci_dev *dev); 1931int bnx2x_flr_clnup_poll_hw_counter(struct bnx2x *bp, u32 reg, 1932 char *msg, u32 poll_cnt); 1933 1934void bnx2x_calc_fc_adv(struct bnx2x *bp); 1935int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, 1936 u32 data_hi, u32 data_lo, int cmd_type); 1937void bnx2x_update_coalesce(struct bnx2x *bp); 1938int bnx2x_get_cur_phy_idx(struct bnx2x *bp); 1939 1940bool bnx2x_port_after_undi(struct bnx2x *bp); 1941 1942static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, 1943 int wait) 1944{ 1945 u32 val; 1946 1947 do { 1948 val = REG_RD(bp, reg); 1949 if (val == expected) 1950 break; 1951 ms -= wait; 1952 msleep(wait); 1953 1954 } while (ms > 0); 1955 1956 return val; 1957} 1958 1959void bnx2x_igu_clear_sb_gen(struct bnx2x *bp, u8 func, u8 idu_sb_id, 1960 bool is_pf); 1961 1962#define BNX2X_ILT_ZALLOC(x, y, size) \ 1963 x = dma_alloc_coherent(&bp->pdev->dev, size, y, \ 1964 GFP_KERNEL | __GFP_ZERO) 1965 1966#define BNX2X_ILT_FREE(x, y, size) \ 1967 do { \ 1968 if (x) { \ 1969 dma_free_coherent(&bp->pdev->dev, size, x, y); \ 1970 x = NULL; \ 1971 y = 0; \ 1972 } \ 1973 } while (0) 1974 1975#define ILOG2(x) (ilog2((x))) 1976 1977#define ILT_NUM_PAGE_ENTRIES (3072) 1978/* In 57710/11 we use whole table since we have 8 func 1979 * In 57712 we have only 4 func, but use same size per func, then only half of 1980 * the table in use 1981 */ 1982#define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8) 1983 1984#define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) 1985/* 1986 * the phys address is shifted right 12 bits and has an added 1987 * 1=valid bit added to the 53rd bit 1988 * then since this is a wide register(TM) 1989 * we split it into two 32 bit writes 1990 */ 1991#define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) 1992#define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) 1993 1994/* load/unload mode */ 1995#define LOAD_NORMAL 0 1996#define LOAD_OPEN 1 1997#define LOAD_DIAG 2 1998#define LOAD_LOOPBACK_EXT 3 1999#define UNLOAD_NORMAL 0 2000#define UNLOAD_CLOSE 1 2001#define UNLOAD_RECOVERY 2 2002 2003 2004/* DMAE command defines */ 2005#define DMAE_TIMEOUT -1 2006#define DMAE_PCI_ERROR -2 /* E2 and onward */ 2007#define DMAE_NOT_RDY -3 2008#define DMAE_PCI_ERR_FLAG 0x80000000 2009 2010#define DMAE_SRC_PCI 0 2011#define DMAE_SRC_GRC 1 2012 2013#define DMAE_DST_NONE 0 2014#define DMAE_DST_PCI 1 2015#define DMAE_DST_GRC 2 2016 2017#define DMAE_COMP_PCI 0 2018#define DMAE_COMP_GRC 1 2019 2020/* E2 and onward - PCI error handling in the completion */ 2021 2022#define DMAE_COMP_REGULAR 0 2023#define DMAE_COM_SET_ERR 1 2024 2025#define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \ 2026 DMAE_COMMAND_SRC_SHIFT) 2027#define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \ 2028 DMAE_COMMAND_SRC_SHIFT) 2029 2030#define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \ 2031 DMAE_COMMAND_DST_SHIFT) 2032#define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \ 2033 DMAE_COMMAND_DST_SHIFT) 2034 2035#define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \ 2036 DMAE_COMMAND_C_DST_SHIFT) 2037#define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \ 2038 DMAE_COMMAND_C_DST_SHIFT) 2039 2040#define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE 2041 2042#define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT) 2043#define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT) 2044#define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT) 2045#define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT) 2046 2047#define DMAE_CMD_PORT_0 0 2048#define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT 2049 2050#define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET 2051#define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET 2052#define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT 2053 2054#define DMAE_SRC_PF 0 2055#define DMAE_SRC_VF 1 2056 2057#define DMAE_DST_PF 0 2058#define DMAE_DST_VF 1 2059 2060#define DMAE_C_SRC 0 2061#define DMAE_C_DST 1 2062 2063#define DMAE_LEN32_RD_MAX 0x80 2064#define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000) 2065 2066#define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit 2067 indicates eror */ 2068 2069#define MAX_DMAE_C_PER_PORT 8 2070#define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ 2071 BP_VN(bp)) 2072#define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ 2073 E1HVN_MAX) 2074 2075/* PCIE link and speed */ 2076#define PCICFG_LINK_WIDTH 0x1f00000 2077#define PCICFG_LINK_WIDTH_SHIFT 20 2078#define PCICFG_LINK_SPEED 0xf0000 2079#define PCICFG_LINK_SPEED_SHIFT 16 2080 2081#define BNX2X_NUM_TESTS_SF 7 2082#define BNX2X_NUM_TESTS_MF 3 2083#define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \ 2084 BNX2X_NUM_TESTS_SF) 2085 2086#define BNX2X_PHY_LOOPBACK 0 2087#define BNX2X_MAC_LOOPBACK 1 2088#define BNX2X_EXT_LOOPBACK 2 2089#define BNX2X_PHY_LOOPBACK_FAILED 1 2090#define BNX2X_MAC_LOOPBACK_FAILED 2 2091#define BNX2X_EXT_LOOPBACK_FAILED 3 2092#define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \ 2093 BNX2X_PHY_LOOPBACK_FAILED) 2094 2095#define STROM_ASSERT_ARRAY_SIZE 50 2096 2097/* must be used on a CID before placing it on a HW ring */ 2098#define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \ 2099 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \ 2100 (x)) 2101 2102#define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe)) 2103#define MAX_SP_DESC_CNT (SP_DESC_CNT - 1) 2104 2105 2106#define BNX2X_BTR 4 2107#define MAX_SPQ_PENDING 8 2108 2109/* CMNG constants, as derived from system spec calculations */ 2110/* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */ 2111#define DEF_MIN_RATE 100 2112/* resolution of the rate shaping timer - 400 usec */ 2113#define RS_PERIODIC_TIMEOUT_USEC 400 2114/* number of bytes in single QM arbitration cycle - 2115 * coefficient for calculating the fairness timer */ 2116#define QM_ARB_BYTES 160000 2117/* resolution of Min algorithm 1:100 */ 2118#define MIN_RES 100 2119/* how many bytes above threshold for the minimal credit of Min algorithm*/ 2120#define MIN_ABOVE_THRESH 32768 2121/* Fairness algorithm integration time coefficient - 2122 * for calculating the actual Tfair */ 2123#define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES) 2124/* Memory of fairness algorithm . 2 cycles */ 2125#define FAIR_MEM 2 2126 2127#define ATTN_NIG_FOR_FUNC (1L << 8) 2128#define ATTN_SW_TIMER_4_FUNC (1L << 9) 2129#define GPIO_2_FUNC (1L << 10) 2130#define GPIO_3_FUNC (1L << 11) 2131#define GPIO_4_FUNC (1L << 12) 2132#define ATTN_GENERAL_ATTN_1 (1L << 13) 2133#define ATTN_GENERAL_ATTN_2 (1L << 14) 2134#define ATTN_GENERAL_ATTN_3 (1L << 15) 2135#define ATTN_GENERAL_ATTN_4 (1L << 13) 2136#define ATTN_GENERAL_ATTN_5 (1L << 14) 2137#define ATTN_GENERAL_ATTN_6 (1L << 15) 2138 2139#define ATTN_HARD_WIRED_MASK 0xff00 2140#define ATTENTION_ID 4 2141 2142#define IS_MF_STORAGE_ONLY(bp) (IS_MF_STORAGE_SD(bp) || \ 2143 IS_MF_FCOE_AFEX(bp)) 2144 2145/* stuff added to make the code fit 80Col */ 2146 2147#define BNX2X_PMF_LINK_ASSERT \ 2148 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp)) 2149 2150#define BNX2X_MC_ASSERT_BITS \ 2151 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2152 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2153 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2154 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT)) 2155 2156#define BNX2X_MCP_ASSERT \ 2157 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT) 2158 2159#define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC) 2160#define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \ 2161 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \ 2162 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \ 2163 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \ 2164 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \ 2165 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC)) 2166 2167#define HW_INTERRUT_ASSERT_SET_0 \ 2168 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \ 2169 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \ 2170 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \ 2171 AEU_INPUTS_ATTN_BITS_BRB_HW_INTERRUPT | \ 2172 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT) 2173#define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \ 2174 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \ 2175 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \ 2176 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\ 2177 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\ 2178 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\ 2179 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR) 2180#define HW_INTERRUT_ASSERT_SET_1 \ 2181 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \ 2182 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \ 2183 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \ 2184 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \ 2185 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \ 2186 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \ 2187 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \ 2188 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \ 2189 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \ 2190 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \ 2191 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT) 2192#define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\ 2193 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \ 2194 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\ 2195 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \ 2196 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\ 2197 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \ 2198 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\ 2199 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\ 2200 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\ 2201 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \ 2202 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \ 2203 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\ 2204 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \ 2205 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \ 2206 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\ 2207 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR) 2208#define HW_INTERRUT_ASSERT_SET_2 \ 2209 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \ 2210 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \ 2211 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \ 2212 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\ 2213 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT) 2214#define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \ 2215 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \ 2216 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\ 2217 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \ 2218 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \ 2219 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\ 2220 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \ 2221 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR) 2222 2223#define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \ 2224 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \ 2225 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \ 2226 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY) 2227 2228#define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \ 2229 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR) 2230 2231#define MULTI_MASK 0x7f 2232 2233#define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func) 2234#define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func) 2235#define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func) 2236#define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func) 2237 2238#define DEF_USB_IGU_INDEX_OFF \ 2239 offsetof(struct cstorm_def_status_block_u, igu_index) 2240#define DEF_CSB_IGU_INDEX_OFF \ 2241 offsetof(struct cstorm_def_status_block_c, igu_index) 2242#define DEF_XSB_IGU_INDEX_OFF \ 2243 offsetof(struct xstorm_def_status_block, igu_index) 2244#define DEF_TSB_IGU_INDEX_OFF \ 2245 offsetof(struct tstorm_def_status_block, igu_index) 2246 2247#define DEF_USB_SEGMENT_OFF \ 2248 offsetof(struct cstorm_def_status_block_u, segment) 2249#define DEF_CSB_SEGMENT_OFF \ 2250 offsetof(struct cstorm_def_status_block_c, segment) 2251#define DEF_XSB_SEGMENT_OFF \ 2252 offsetof(struct xstorm_def_status_block, segment) 2253#define DEF_TSB_SEGMENT_OFF \ 2254 offsetof(struct tstorm_def_status_block, segment) 2255 2256#define BNX2X_SP_DSB_INDEX \ 2257 (&bp->def_status_blk->sp_sb.\ 2258 index_values[HC_SP_INDEX_ETH_DEF_CONS]) 2259 2260#define CAM_IS_INVALID(x) \ 2261 (GET_FLAG(x.flags, \ 2262 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \ 2263 (T_ETH_MAC_COMMAND_INVALIDATE)) 2264 2265/* Number of u32 elements in MC hash array */ 2266#define MC_HASH_SIZE 8 2267#define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \ 2268 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4) 2269 2270#ifndef PXP2_REG_PXP2_INT_STS 2271#define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0 2272#endif 2273 2274#ifndef ETH_MAX_RX_CLIENTS_E2 2275#define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H 2276#endif 2277 2278#define BNX2X_VPD_LEN 128 2279#define VENDOR_ID_LEN 4 2280 2281#define VF_ACQUIRE_THRESH 3 2282#define VF_ACQUIRE_MAC_FILTERS 1 2283#define VF_ACQUIRE_MC_FILTERS 10 2284 2285#define GOOD_ME_REG(me_reg) (((me_reg) & ME_REG_VF_VALID) && \ 2286 (!((me_reg) & ME_REG_VF_ERR))) 2287int bnx2x_nic_load_analyze_req(struct bnx2x *bp, u32 load_code); 2288/* Congestion management fairness mode */ 2289#define CMNG_FNS_NONE 0 2290#define CMNG_FNS_MINMAX 1 2291 2292#define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/ 2293#define HC_SEG_ACCESS_ATTN 4 2294#define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/ 2295 2296static const u32 dmae_reg_go_c[] = { 2297 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, 2298 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, 2299 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, 2300 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 2301}; 2302 2303void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev); 2304void bnx2x_notify_link_changed(struct bnx2x *bp); 2305 2306#define BNX2X_MF_SD_PROTOCOL(bp) \ 2307 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK) 2308 2309#define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \ 2310 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI) 2311 2312#define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \ 2313 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE) 2314 2315#define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp)) 2316#define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)) 2317 2318#define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \ 2319 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) 2320 2321#define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp)) 2322#define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \ 2323 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \ 2324 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))) 2325 2326#define SET_FLAG(value, mask, flag) \ 2327 do {\ 2328 (value) &= ~(mask);\ 2329 (value) |= ((flag) << (mask##_SHIFT));\ 2330 } while (0) 2331 2332#define GET_FLAG(value, mask) \ 2333 (((value) & (mask)) >> (mask##_SHIFT)) 2334 2335#define GET_FIELD(value, fname) \ 2336 (((value) & (fname##_MASK)) >> (fname##_SHIFT)) 2337 2338enum { 2339 SWITCH_UPDATE, 2340 AFEX_UPDATE, 2341}; 2342 2343#define NUM_MACS 8 2344 2345enum bnx2x_pci_bus_speed { 2346 BNX2X_PCI_LINK_SPEED_2500 = 2500, 2347 BNX2X_PCI_LINK_SPEED_5000 = 5000, 2348 BNX2X_PCI_LINK_SPEED_8000 = 8000 2349}; 2350#endif /* bnx2x.h */ 2351