1 /* bnx2x.h: Broadcom Everest network driver. 2 * 3 * Copyright (c) 2007-2012 Broadcom Corporation 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation. 8 * 9 * Maintained by: Eilon Greenstein <eilong@broadcom.com> 10 * Written by: Eliezer Tamir 11 * Based on code from Michael Chan's bnx2 driver 12 */ 13 14 #ifndef BNX2X_H 15 #define BNX2X_H 16 #include <linux/netdevice.h> 17 #include <linux/dma-mapping.h> 18 #include <linux/types.h> 19 20 /* compilation time flags */ 21 22 /* define this to make the driver freeze on error to allow getting debug info 23 * (you will need to reboot afterwards) */ 24 /* #define BNX2X_STOP_ON_ERROR */ 25 26 #define DRV_MODULE_VERSION "1.78.00-0" 27 #define DRV_MODULE_RELDATE "2012/09/27" 28 #define BNX2X_BC_VER 0x040200 29 30 #if defined(CONFIG_DCB) 31 #define BCM_DCBNL 32 #endif 33 34 35 #include "bnx2x_hsi.h" 36 37 #include "../cnic_if.h" 38 39 40 #define BNX2X_MIN_MSIX_VEC_CNT(bp) ((bp)->min_msix_vec_cnt) 41 42 #include <linux/mdio.h> 43 44 #include "bnx2x_reg.h" 45 #include "bnx2x_fw_defs.h" 46 #include "bnx2x_mfw_req.h" 47 #include "bnx2x_link.h" 48 #include "bnx2x_sp.h" 49 #include "bnx2x_dcb.h" 50 #include "bnx2x_stats.h" 51 52 /* error/debug prints */ 53 54 #define DRV_MODULE_NAME "bnx2x" 55 56 /* for messages that are currently off */ 57 #define BNX2X_MSG_OFF 0x0 58 #define BNX2X_MSG_MCP 0x0010000 /* was: NETIF_MSG_HW */ 59 #define BNX2X_MSG_STATS 0x0020000 /* was: NETIF_MSG_TIMER */ 60 #define BNX2X_MSG_NVM 0x0040000 /* was: NETIF_MSG_HW */ 61 #define BNX2X_MSG_DMAE 0x0080000 /* was: NETIF_MSG_HW */ 62 #define BNX2X_MSG_SP 0x0100000 /* was: NETIF_MSG_INTR */ 63 #define BNX2X_MSG_FP 0x0200000 /* was: NETIF_MSG_INTR */ 64 #define BNX2X_MSG_IOV 0x0800000 65 #define BNX2X_MSG_IDLE 0x2000000 /* used for idle check*/ 66 #define BNX2X_MSG_ETHTOOL 0x4000000 67 #define BNX2X_MSG_DCB 0x8000000 68 69 /* regular debug print */ 70 #define DP(__mask, fmt, ...) \ 71 do { \ 72 if (unlikely(bp->msg_enable & (__mask))) \ 73 pr_notice("[%s:%d(%s)]" fmt, \ 74 __func__, __LINE__, \ 75 bp->dev ? (bp->dev->name) : "?", \ 76 ##__VA_ARGS__); \ 77 } while (0) 78 79 #define DP_CONT(__mask, fmt, ...) \ 80 do { \ 81 if (unlikely(bp->msg_enable & (__mask))) \ 82 pr_cont(fmt, ##__VA_ARGS__); \ 83 } while (0) 84 85 /* errors debug print */ 86 #define BNX2X_DBG_ERR(fmt, ...) \ 87 do { \ 88 if (unlikely(netif_msg_probe(bp))) \ 89 pr_err("[%s:%d(%s)]" fmt, \ 90 __func__, __LINE__, \ 91 bp->dev ? (bp->dev->name) : "?", \ 92 ##__VA_ARGS__); \ 93 } while (0) 94 95 /* for errors (never masked) */ 96 #define BNX2X_ERR(fmt, ...) \ 97 do { \ 98 pr_err("[%s:%d(%s)]" fmt, \ 99 __func__, __LINE__, \ 100 bp->dev ? (bp->dev->name) : "?", \ 101 ##__VA_ARGS__); \ 102 } while (0) 103 104 #define BNX2X_ERROR(fmt, ...) \ 105 pr_err("[%s:%d]" fmt, __func__, __LINE__, ##__VA_ARGS__) 106 107 108 /* before we have a dev->name use dev_info() */ 109 #define BNX2X_DEV_INFO(fmt, ...) \ 110 do { \ 111 if (unlikely(netif_msg_probe(bp))) \ 112 dev_info(&bp->pdev->dev, fmt, ##__VA_ARGS__); \ 113 } while (0) 114 115 #ifdef BNX2X_STOP_ON_ERROR 116 void bnx2x_int_disable(struct bnx2x *bp); 117 #define bnx2x_panic() \ 118 do { \ 119 bp->panic = 1; \ 120 BNX2X_ERR("driver assert\n"); \ 121 bnx2x_int_disable(bp); \ 122 bnx2x_panic_dump(bp); \ 123 } while (0) 124 #else 125 #define bnx2x_panic() \ 126 do { \ 127 bp->panic = 1; \ 128 BNX2X_ERR("driver assert\n"); \ 129 bnx2x_panic_dump(bp); \ 130 } while (0) 131 #endif 132 133 #define bnx2x_mc_addr(ha) ((ha)->addr) 134 #define bnx2x_uc_addr(ha) ((ha)->addr) 135 136 #define U64_LO(x) (u32)(((u64)(x)) & 0xffffffff) 137 #define U64_HI(x) (u32)(((u64)(x)) >> 32) 138 #define HILO_U64(hi, lo) ((((u64)(hi)) << 32) + (lo)) 139 140 141 #define REG_ADDR(bp, offset) ((bp->regview) + (offset)) 142 143 #define REG_RD(bp, offset) readl(REG_ADDR(bp, offset)) 144 #define REG_RD8(bp, offset) readb(REG_ADDR(bp, offset)) 145 #define REG_RD16(bp, offset) readw(REG_ADDR(bp, offset)) 146 147 #define REG_WR(bp, offset, val) writel((u32)val, REG_ADDR(bp, offset)) 148 #define REG_WR8(bp, offset, val) writeb((u8)val, REG_ADDR(bp, offset)) 149 #define REG_WR16(bp, offset, val) writew((u16)val, REG_ADDR(bp, offset)) 150 151 #define REG_RD_IND(bp, offset) bnx2x_reg_rd_ind(bp, offset) 152 #define REG_WR_IND(bp, offset, val) bnx2x_reg_wr_ind(bp, offset, val) 153 154 #define REG_RD_DMAE(bp, offset, valp, len32) \ 155 do { \ 156 bnx2x_read_dmae(bp, offset, len32);\ 157 memcpy(valp, bnx2x_sp(bp, wb_data[0]), (len32) * 4); \ 158 } while (0) 159 160 #define REG_WR_DMAE(bp, offset, valp, len32) \ 161 do { \ 162 memcpy(bnx2x_sp(bp, wb_data[0]), valp, (len32) * 4); \ 163 bnx2x_write_dmae(bp, bnx2x_sp_mapping(bp, wb_data), \ 164 offset, len32); \ 165 } while (0) 166 167 #define REG_WR_DMAE_LEN(bp, offset, valp, len32) \ 168 REG_WR_DMAE(bp, offset, valp, len32) 169 170 #define VIRT_WR_DMAE_LEN(bp, data, addr, len32, le32_swap) \ 171 do { \ 172 memcpy(GUNZIP_BUF(bp), data, (len32) * 4); \ 173 bnx2x_write_big_buf_wb(bp, addr, len32); \ 174 } while (0) 175 176 #define SHMEM_ADDR(bp, field) (bp->common.shmem_base + \ 177 offsetof(struct shmem_region, field)) 178 #define SHMEM_RD(bp, field) REG_RD(bp, SHMEM_ADDR(bp, field)) 179 #define SHMEM_WR(bp, field, val) REG_WR(bp, SHMEM_ADDR(bp, field), val) 180 181 #define SHMEM2_ADDR(bp, field) (bp->common.shmem2_base + \ 182 offsetof(struct shmem2_region, field)) 183 #define SHMEM2_RD(bp, field) REG_RD(bp, SHMEM2_ADDR(bp, field)) 184 #define SHMEM2_WR(bp, field, val) REG_WR(bp, SHMEM2_ADDR(bp, field), val) 185 #define MF_CFG_ADDR(bp, field) (bp->common.mf_cfg_base + \ 186 offsetof(struct mf_cfg, field)) 187 #define MF2_CFG_ADDR(bp, field) (bp->common.mf2_cfg_base + \ 188 offsetof(struct mf2_cfg, field)) 189 190 #define MF_CFG_RD(bp, field) REG_RD(bp, MF_CFG_ADDR(bp, field)) 191 #define MF_CFG_WR(bp, field, val) REG_WR(bp,\ 192 MF_CFG_ADDR(bp, field), (val)) 193 #define MF2_CFG_RD(bp, field) REG_RD(bp, MF2_CFG_ADDR(bp, field)) 194 195 #define SHMEM2_HAS(bp, field) ((bp)->common.shmem2_base && \ 196 (SHMEM2_RD((bp), size) > \ 197 offsetof(struct shmem2_region, field))) 198 199 #define EMAC_RD(bp, reg) REG_RD(bp, emac_base + reg) 200 #define EMAC_WR(bp, reg, val) REG_WR(bp, emac_base + reg, val) 201 202 /* SP SB indices */ 203 204 /* General SP events - stats query, cfc delete, etc */ 205 #define HC_SP_INDEX_ETH_DEF_CONS 3 206 207 /* EQ completions */ 208 #define HC_SP_INDEX_EQ_CONS 7 209 210 /* FCoE L2 connection completions */ 211 #define HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS 6 212 #define HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS 4 213 /* iSCSI L2 */ 214 #define HC_SP_INDEX_ETH_ISCSI_CQ_CONS 5 215 #define HC_SP_INDEX_ETH_ISCSI_RX_CQ_CONS 1 216 217 /* Special clients parameters */ 218 219 /* SB indices */ 220 /* FCoE L2 */ 221 #define BNX2X_FCOE_L2_RX_INDEX \ 222 (&bp->def_status_blk->sp_sb.\ 223 index_values[HC_SP_INDEX_ETH_FCOE_RX_CQ_CONS]) 224 225 #define BNX2X_FCOE_L2_TX_INDEX \ 226 (&bp->def_status_blk->sp_sb.\ 227 index_values[HC_SP_INDEX_ETH_FCOE_TX_CQ_CONS]) 228 229 /** 230 * CIDs and CLIDs: 231 * CLIDs below is a CLID for func 0, then the CLID for other 232 * functions will be calculated by the formula: 233 * 234 * FUNC_N_CLID_X = N * NUM_SPECIAL_CLIENTS + FUNC_0_CLID_X 235 * 236 */ 237 enum { 238 BNX2X_ISCSI_ETH_CL_ID_IDX, 239 BNX2X_FCOE_ETH_CL_ID_IDX, 240 BNX2X_MAX_CNIC_ETH_CL_ID_IDX, 241 }; 242 243 #define BNX2X_CNIC_START_ETH_CID(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) *\ 244 (bp)->max_cos) 245 /* iSCSI L2 */ 246 #define BNX2X_ISCSI_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp)) 247 /* FCoE L2 */ 248 #define BNX2X_FCOE_ETH_CID(bp) (BNX2X_CNIC_START_ETH_CID(bp) + 1) 249 250 #define CNIC_SUPPORT(bp) ((bp)->cnic_support) 251 #define CNIC_ENABLED(bp) ((bp)->cnic_enabled) 252 #define CNIC_LOADED(bp) ((bp)->cnic_loaded) 253 #define FCOE_INIT(bp) ((bp)->fcoe_init) 254 255 #define AEU_IN_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR \ 256 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR 257 258 #define SM_RX_ID 0 259 #define SM_TX_ID 1 260 261 /* defines for multiple tx priority indices */ 262 #define FIRST_TX_ONLY_COS_INDEX 1 263 #define FIRST_TX_COS_INDEX 0 264 265 /* rules for calculating the cids of tx-only connections */ 266 #define CID_TO_FP(cid, bp) ((cid) % BNX2X_NUM_NON_CNIC_QUEUES(bp)) 267 #define CID_COS_TO_TX_ONLY_CID(cid, cos, bp) \ 268 (cid + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp)) 269 270 /* fp index inside class of service range */ 271 #define FP_COS_TO_TXQ(fp, cos, bp) \ 272 ((fp)->index + cos * BNX2X_NUM_NON_CNIC_QUEUES(bp)) 273 274 /* Indexes for transmission queues array: 275 * txdata for RSS i CoS j is at location i + (j * num of RSS) 276 * txdata for FCoE (if exist) is at location max cos * num of RSS 277 * txdata for FWD (if exist) is one location after FCoE 278 * txdata for OOO (if exist) is one location after FWD 279 */ 280 enum { 281 FCOE_TXQ_IDX_OFFSET, 282 FWD_TXQ_IDX_OFFSET, 283 OOO_TXQ_IDX_OFFSET, 284 }; 285 #define MAX_ETH_TXQ_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) * (bp)->max_cos) 286 #define FCOE_TXQ_IDX(bp) (MAX_ETH_TXQ_IDX(bp) + FCOE_TXQ_IDX_OFFSET) 287 288 /* fast path */ 289 /* 290 * This driver uses new build_skb() API : 291 * RX ring buffer contains pointer to kmalloc() data only, 292 * skb are built only after Hardware filled the frame. 293 */ 294 struct sw_rx_bd { 295 u8 *data; 296 DEFINE_DMA_UNMAP_ADDR(mapping); 297 }; 298 299 struct sw_tx_bd { 300 struct sk_buff *skb; 301 u16 first_bd; 302 u8 flags; 303 /* Set on the first BD descriptor when there is a split BD */ 304 #define BNX2X_TSO_SPLIT_BD (1<<0) 305 }; 306 307 struct sw_rx_page { 308 struct page *page; 309 DEFINE_DMA_UNMAP_ADDR(mapping); 310 }; 311 312 union db_prod { 313 struct doorbell_set_prod data; 314 u32 raw; 315 }; 316 317 /* dropless fc FW/HW related params */ 318 #define BRB_SIZE(bp) (CHIP_IS_E3(bp) ? 1024 : 512) 319 #define MAX_AGG_QS(bp) (CHIP_IS_E1(bp) ? \ 320 ETH_MAX_AGGREGATION_QUEUES_E1 :\ 321 ETH_MAX_AGGREGATION_QUEUES_E1H_E2) 322 #define FW_DROP_LEVEL(bp) (3 + MAX_SPQ_PENDING + MAX_AGG_QS(bp)) 323 #define FW_PREFETCH_CNT 16 324 #define DROPLESS_FC_HEADROOM 100 325 326 /* MC hsi */ 327 #define BCM_PAGE_SHIFT 12 328 #define BCM_PAGE_SIZE (1 << BCM_PAGE_SHIFT) 329 #define BCM_PAGE_MASK (~(BCM_PAGE_SIZE - 1)) 330 #define BCM_PAGE_ALIGN(addr) (((addr) + BCM_PAGE_SIZE - 1) & BCM_PAGE_MASK) 331 332 #define PAGES_PER_SGE_SHIFT 0 333 #define PAGES_PER_SGE (1 << PAGES_PER_SGE_SHIFT) 334 #define SGE_PAGE_SIZE PAGE_SIZE 335 #define SGE_PAGE_SHIFT PAGE_SHIFT 336 #define SGE_PAGE_ALIGN(addr) PAGE_ALIGN((typeof(PAGE_SIZE))(addr)) 337 338 /* SGE ring related macros */ 339 #define NUM_RX_SGE_PAGES 2 340 #define RX_SGE_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_sge)) 341 #define NEXT_PAGE_SGE_DESC_CNT 2 342 #define MAX_RX_SGE_CNT (RX_SGE_CNT - NEXT_PAGE_SGE_DESC_CNT) 343 /* RX_SGE_CNT is promised to be a power of 2 */ 344 #define RX_SGE_MASK (RX_SGE_CNT - 1) 345 #define NUM_RX_SGE (RX_SGE_CNT * NUM_RX_SGE_PAGES) 346 #define MAX_RX_SGE (NUM_RX_SGE - 1) 347 #define NEXT_SGE_IDX(x) ((((x) & RX_SGE_MASK) == \ 348 (MAX_RX_SGE_CNT - 1)) ? \ 349 (x) + 1 + NEXT_PAGE_SGE_DESC_CNT : \ 350 (x) + 1) 351 #define RX_SGE(x) ((x) & MAX_RX_SGE) 352 353 /* 354 * Number of required SGEs is the sum of two: 355 * 1. Number of possible opened aggregations (next packet for 356 * these aggregations will probably consume SGE immidiatelly) 357 * 2. Rest of BRB blocks divided by 2 (block will consume new SGE only 358 * after placement on BD for new TPA aggregation) 359 * 360 * Takes into account NEXT_PAGE_SGE_DESC_CNT "next" elements on each page 361 */ 362 #define NUM_SGE_REQ (MAX_AGG_QS(bp) + \ 363 (BRB_SIZE(bp) - MAX_AGG_QS(bp)) / 2) 364 #define NUM_SGE_PG_REQ ((NUM_SGE_REQ + MAX_RX_SGE_CNT - 1) / \ 365 MAX_RX_SGE_CNT) 366 #define SGE_TH_LO(bp) (NUM_SGE_REQ + \ 367 NUM_SGE_PG_REQ * NEXT_PAGE_SGE_DESC_CNT) 368 #define SGE_TH_HI(bp) (SGE_TH_LO(bp) + DROPLESS_FC_HEADROOM) 369 370 /* Manipulate a bit vector defined as an array of u64 */ 371 372 /* Number of bits in one sge_mask array element */ 373 #define BIT_VEC64_ELEM_SZ 64 374 #define BIT_VEC64_ELEM_SHIFT 6 375 #define BIT_VEC64_ELEM_MASK ((u64)BIT_VEC64_ELEM_SZ - 1) 376 377 378 #define __BIT_VEC64_SET_BIT(el, bit) \ 379 do { \ 380 el = ((el) | ((u64)0x1 << (bit))); \ 381 } while (0) 382 383 #define __BIT_VEC64_CLEAR_BIT(el, bit) \ 384 do { \ 385 el = ((el) & (~((u64)0x1 << (bit)))); \ 386 } while (0) 387 388 389 #define BIT_VEC64_SET_BIT(vec64, idx) \ 390 __BIT_VEC64_SET_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \ 391 (idx) & BIT_VEC64_ELEM_MASK) 392 393 #define BIT_VEC64_CLEAR_BIT(vec64, idx) \ 394 __BIT_VEC64_CLEAR_BIT((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT], \ 395 (idx) & BIT_VEC64_ELEM_MASK) 396 397 #define BIT_VEC64_TEST_BIT(vec64, idx) \ 398 (((vec64)[(idx) >> BIT_VEC64_ELEM_SHIFT] >> \ 399 ((idx) & BIT_VEC64_ELEM_MASK)) & 0x1) 400 401 /* Creates a bitmask of all ones in less significant bits. 402 idx - index of the most significant bit in the created mask */ 403 #define BIT_VEC64_ONES_MASK(idx) \ 404 (((u64)0x1 << (((idx) & BIT_VEC64_ELEM_MASK) + 1)) - 1) 405 #define BIT_VEC64_ELEM_ONE_MASK ((u64)(~0)) 406 407 /*******************************************************/ 408 409 410 411 /* Number of u64 elements in SGE mask array */ 412 #define RX_SGE_MASK_LEN (NUM_RX_SGE / BIT_VEC64_ELEM_SZ) 413 #define RX_SGE_MASK_LEN_MASK (RX_SGE_MASK_LEN - 1) 414 #define NEXT_SGE_MASK_ELEM(el) (((el) + 1) & RX_SGE_MASK_LEN_MASK) 415 416 union host_hc_status_block { 417 /* pointer to fp status block e1x */ 418 struct host_hc_status_block_e1x *e1x_sb; 419 /* pointer to fp status block e2 */ 420 struct host_hc_status_block_e2 *e2_sb; 421 }; 422 423 struct bnx2x_agg_info { 424 /* 425 * First aggregation buffer is a data buffer, the following - are pages. 426 * We will preallocate the data buffer for each aggregation when 427 * we open the interface and will replace the BD at the consumer 428 * with this one when we receive the TPA_START CQE in order to 429 * keep the Rx BD ring consistent. 430 */ 431 struct sw_rx_bd first_buf; 432 u8 tpa_state; 433 #define BNX2X_TPA_START 1 434 #define BNX2X_TPA_STOP 2 435 #define BNX2X_TPA_ERROR 3 436 u8 placement_offset; 437 u16 parsing_flags; 438 u16 vlan_tag; 439 u16 len_on_bd; 440 u32 rxhash; 441 bool l4_rxhash; 442 u16 gro_size; 443 u16 full_page; 444 }; 445 446 #define Q_STATS_OFFSET32(stat_name) \ 447 (offsetof(struct bnx2x_eth_q_stats, stat_name) / 4) 448 449 struct bnx2x_fp_txdata { 450 451 struct sw_tx_bd *tx_buf_ring; 452 453 union eth_tx_bd_types *tx_desc_ring; 454 dma_addr_t tx_desc_mapping; 455 456 u32 cid; 457 458 union db_prod tx_db; 459 460 u16 tx_pkt_prod; 461 u16 tx_pkt_cons; 462 u16 tx_bd_prod; 463 u16 tx_bd_cons; 464 465 unsigned long tx_pkt; 466 467 __le16 *tx_cons_sb; 468 469 int txq_index; 470 struct bnx2x_fastpath *parent_fp; 471 int tx_ring_size; 472 }; 473 474 enum bnx2x_tpa_mode_t { 475 TPA_MODE_LRO, 476 TPA_MODE_GRO 477 }; 478 479 struct bnx2x_fastpath { 480 struct bnx2x *bp; /* parent */ 481 482 #define BNX2X_NAPI_WEIGHT 128 483 struct napi_struct napi; 484 union host_hc_status_block status_blk; 485 /* chip independed shortcuts into sb structure */ 486 __le16 *sb_index_values; 487 __le16 *sb_running_index; 488 /* chip independed shortcut into rx_prods_offset memory */ 489 u32 ustorm_rx_prods_offset; 490 491 u32 rx_buf_size; 492 u32 rx_frag_size; /* 0 if kmalloced(), or rx_buf_size + NET_SKB_PAD */ 493 dma_addr_t status_blk_mapping; 494 495 enum bnx2x_tpa_mode_t mode; 496 497 u8 max_cos; /* actual number of active tx coses */ 498 struct bnx2x_fp_txdata *txdata_ptr[BNX2X_MULTI_TX_COS]; 499 500 struct sw_rx_bd *rx_buf_ring; /* BDs mappings ring */ 501 struct sw_rx_page *rx_page_ring; /* SGE pages mappings ring */ 502 503 struct eth_rx_bd *rx_desc_ring; 504 dma_addr_t rx_desc_mapping; 505 506 union eth_rx_cqe *rx_comp_ring; 507 dma_addr_t rx_comp_mapping; 508 509 /* SGE ring */ 510 struct eth_rx_sge *rx_sge_ring; 511 dma_addr_t rx_sge_mapping; 512 513 u64 sge_mask[RX_SGE_MASK_LEN]; 514 515 u32 cid; 516 517 __le16 fp_hc_idx; 518 519 u8 index; /* number in fp array */ 520 u8 rx_queue; /* index for skb_record */ 521 u8 cl_id; /* eth client id */ 522 u8 cl_qzone_id; 523 u8 fw_sb_id; /* status block number in FW */ 524 u8 igu_sb_id; /* status block number in HW */ 525 526 u16 rx_bd_prod; 527 u16 rx_bd_cons; 528 u16 rx_comp_prod; 529 u16 rx_comp_cons; 530 u16 rx_sge_prod; 531 /* The last maximal completed SGE */ 532 u16 last_max_sge; 533 __le16 *rx_cons_sb; 534 unsigned long rx_pkt, 535 rx_calls; 536 537 /* TPA related */ 538 struct bnx2x_agg_info *tpa_info; 539 u8 disable_tpa; 540 #ifdef BNX2X_STOP_ON_ERROR 541 u64 tpa_queue_used; 542 #endif 543 /* The size is calculated using the following: 544 sizeof name field from netdev structure + 545 4 ('-Xx-' string) + 546 4 (for the digits and to make it DWORD aligned) */ 547 #define FP_NAME_SIZE (sizeof(((struct net_device *)0)->name) + 8) 548 char name[FP_NAME_SIZE]; 549 }; 550 551 #define bnx2x_fp(bp, nr, var) ((bp)->fp[(nr)].var) 552 #define bnx2x_sp_obj(bp, fp) ((bp)->sp_objs[(fp)->index]) 553 #define bnx2x_fp_stats(bp, fp) (&((bp)->fp_stats[(fp)->index])) 554 #define bnx2x_fp_qstats(bp, fp) (&((bp)->fp_stats[(fp)->index].eth_q_stats)) 555 556 /* Use 2500 as a mini-jumbo MTU for FCoE */ 557 #define BNX2X_FCOE_MINI_JUMBO_MTU 2500 558 559 #define FCOE_IDX_OFFSET 0 560 561 #define FCOE_IDX(bp) (BNX2X_NUM_NON_CNIC_QUEUES(bp) + \ 562 FCOE_IDX_OFFSET) 563 #define bnx2x_fcoe_fp(bp) (&bp->fp[FCOE_IDX(bp)]) 564 #define bnx2x_fcoe(bp, var) (bnx2x_fcoe_fp(bp)->var) 565 #define bnx2x_fcoe_inner_sp_obj(bp) (&bp->sp_objs[FCOE_IDX(bp)]) 566 #define bnx2x_fcoe_sp_obj(bp, var) (bnx2x_fcoe_inner_sp_obj(bp)->var) 567 #define bnx2x_fcoe_tx(bp, var) (bnx2x_fcoe_fp(bp)-> \ 568 txdata_ptr[FIRST_TX_COS_INDEX] \ 569 ->var) 570 571 572 #define IS_ETH_FP(fp) ((fp)->index < BNX2X_NUM_ETH_QUEUES((fp)->bp)) 573 #define IS_FCOE_FP(fp) ((fp)->index == FCOE_IDX((fp)->bp)) 574 #define IS_FCOE_IDX(idx) ((idx) == FCOE_IDX(bp)) 575 576 577 /* MC hsi */ 578 #define MAX_FETCH_BD 13 /* HW max BDs per packet */ 579 #define RX_COPY_THRESH 92 580 581 #define NUM_TX_RINGS 16 582 #define TX_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_tx_bd_types)) 583 #define NEXT_PAGE_TX_DESC_CNT 1 584 #define MAX_TX_DESC_CNT (TX_DESC_CNT - NEXT_PAGE_TX_DESC_CNT) 585 #define NUM_TX_BD (TX_DESC_CNT * NUM_TX_RINGS) 586 #define MAX_TX_BD (NUM_TX_BD - 1) 587 #define MAX_TX_AVAIL (MAX_TX_DESC_CNT * NUM_TX_RINGS - 2) 588 #define NEXT_TX_IDX(x) ((((x) & MAX_TX_DESC_CNT) == \ 589 (MAX_TX_DESC_CNT - 1)) ? \ 590 (x) + 1 + NEXT_PAGE_TX_DESC_CNT : \ 591 (x) + 1) 592 #define TX_BD(x) ((x) & MAX_TX_BD) 593 #define TX_BD_POFF(x) ((x) & MAX_TX_DESC_CNT) 594 595 /* number of NEXT_PAGE descriptors may be required during placement */ 596 #define NEXT_CNT_PER_TX_PKT(bds) \ 597 (((bds) + MAX_TX_DESC_CNT - 1) / \ 598 MAX_TX_DESC_CNT * NEXT_PAGE_TX_DESC_CNT) 599 /* max BDs per tx packet w/o next_pages: 600 * START_BD - describes packed 601 * START_BD(splitted) - includes unpaged data segment for GSO 602 * PARSING_BD - for TSO and CSUM data 603 * Frag BDs - decribes pages for frags 604 */ 605 #define BDS_PER_TX_PKT 3 606 #define MAX_BDS_PER_TX_PKT (MAX_SKB_FRAGS + BDS_PER_TX_PKT) 607 /* max BDs per tx packet including next pages */ 608 #define MAX_DESC_PER_TX_PKT (MAX_BDS_PER_TX_PKT + \ 609 NEXT_CNT_PER_TX_PKT(MAX_BDS_PER_TX_PKT)) 610 611 /* The RX BD ring is special, each bd is 8 bytes but the last one is 16 */ 612 #define NUM_RX_RINGS 8 613 #define RX_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_rx_bd)) 614 #define NEXT_PAGE_RX_DESC_CNT 2 615 #define MAX_RX_DESC_CNT (RX_DESC_CNT - NEXT_PAGE_RX_DESC_CNT) 616 #define RX_DESC_MASK (RX_DESC_CNT - 1) 617 #define NUM_RX_BD (RX_DESC_CNT * NUM_RX_RINGS) 618 #define MAX_RX_BD (NUM_RX_BD - 1) 619 #define MAX_RX_AVAIL (MAX_RX_DESC_CNT * NUM_RX_RINGS - 2) 620 621 /* dropless fc calculations for BDs 622 * 623 * Number of BDs should as number of buffers in BRB: 624 * Low threshold takes into account NEXT_PAGE_RX_DESC_CNT 625 * "next" elements on each page 626 */ 627 #define NUM_BD_REQ BRB_SIZE(bp) 628 #define NUM_BD_PG_REQ ((NUM_BD_REQ + MAX_RX_DESC_CNT - 1) / \ 629 MAX_RX_DESC_CNT) 630 #define BD_TH_LO(bp) (NUM_BD_REQ + \ 631 NUM_BD_PG_REQ * NEXT_PAGE_RX_DESC_CNT + \ 632 FW_DROP_LEVEL(bp)) 633 #define BD_TH_HI(bp) (BD_TH_LO(bp) + DROPLESS_FC_HEADROOM) 634 635 #define MIN_RX_AVAIL ((bp)->dropless_fc ? BD_TH_HI(bp) + 128 : 128) 636 637 #define MIN_RX_SIZE_TPA_HW (CHIP_IS_E1(bp) ? \ 638 ETH_MIN_RX_CQES_WITH_TPA_E1 : \ 639 ETH_MIN_RX_CQES_WITH_TPA_E1H_E2) 640 #define MIN_RX_SIZE_NONTPA_HW ETH_MIN_RX_CQES_WITHOUT_TPA 641 #define MIN_RX_SIZE_TPA (max_t(u32, MIN_RX_SIZE_TPA_HW, MIN_RX_AVAIL)) 642 #define MIN_RX_SIZE_NONTPA (max_t(u32, MIN_RX_SIZE_NONTPA_HW,\ 643 MIN_RX_AVAIL)) 644 645 #define NEXT_RX_IDX(x) ((((x) & RX_DESC_MASK) == \ 646 (MAX_RX_DESC_CNT - 1)) ? \ 647 (x) + 1 + NEXT_PAGE_RX_DESC_CNT : \ 648 (x) + 1) 649 #define RX_BD(x) ((x) & MAX_RX_BD) 650 651 /* 652 * As long as CQE is X times bigger than BD entry we have to allocate X times 653 * more pages for CQ ring in order to keep it balanced with BD ring 654 */ 655 #define CQE_BD_REL (sizeof(union eth_rx_cqe) / sizeof(struct eth_rx_bd)) 656 #define NUM_RCQ_RINGS (NUM_RX_RINGS * CQE_BD_REL) 657 #define RCQ_DESC_CNT (BCM_PAGE_SIZE / sizeof(union eth_rx_cqe)) 658 #define NEXT_PAGE_RCQ_DESC_CNT 1 659 #define MAX_RCQ_DESC_CNT (RCQ_DESC_CNT - NEXT_PAGE_RCQ_DESC_CNT) 660 #define NUM_RCQ_BD (RCQ_DESC_CNT * NUM_RCQ_RINGS) 661 #define MAX_RCQ_BD (NUM_RCQ_BD - 1) 662 #define MAX_RCQ_AVAIL (MAX_RCQ_DESC_CNT * NUM_RCQ_RINGS - 2) 663 #define NEXT_RCQ_IDX(x) ((((x) & MAX_RCQ_DESC_CNT) == \ 664 (MAX_RCQ_DESC_CNT - 1)) ? \ 665 (x) + 1 + NEXT_PAGE_RCQ_DESC_CNT : \ 666 (x) + 1) 667 #define RCQ_BD(x) ((x) & MAX_RCQ_BD) 668 669 /* dropless fc calculations for RCQs 670 * 671 * Number of RCQs should be as number of buffers in BRB: 672 * Low threshold takes into account NEXT_PAGE_RCQ_DESC_CNT 673 * "next" elements on each page 674 */ 675 #define NUM_RCQ_REQ BRB_SIZE(bp) 676 #define NUM_RCQ_PG_REQ ((NUM_BD_REQ + MAX_RCQ_DESC_CNT - 1) / \ 677 MAX_RCQ_DESC_CNT) 678 #define RCQ_TH_LO(bp) (NUM_RCQ_REQ + \ 679 NUM_RCQ_PG_REQ * NEXT_PAGE_RCQ_DESC_CNT + \ 680 FW_DROP_LEVEL(bp)) 681 #define RCQ_TH_HI(bp) (RCQ_TH_LO(bp) + DROPLESS_FC_HEADROOM) 682 683 684 /* This is needed for determining of last_max */ 685 #define SUB_S16(a, b) (s16)((s16)(a) - (s16)(b)) 686 #define SUB_S32(a, b) (s32)((s32)(a) - (s32)(b)) 687 688 689 #define BNX2X_SWCID_SHIFT 17 690 #define BNX2X_SWCID_MASK ((0x1 << BNX2X_SWCID_SHIFT) - 1) 691 692 /* used on a CID received from the HW */ 693 #define SW_CID(x) (le32_to_cpu(x) & BNX2X_SWCID_MASK) 694 #define CQE_CMD(x) (le32_to_cpu(x) >> \ 695 COMMON_RAMROD_ETH_RX_CQE_CMD_ID_SHIFT) 696 697 #define BD_UNMAP_ADDR(bd) HILO_U64(le32_to_cpu((bd)->addr_hi), \ 698 le32_to_cpu((bd)->addr_lo)) 699 #define BD_UNMAP_LEN(bd) (le16_to_cpu((bd)->nbytes)) 700 701 #define BNX2X_DB_MIN_SHIFT 3 /* 8 bytes */ 702 #define BNX2X_DB_SHIFT 7 /* 128 bytes*/ 703 #if (BNX2X_DB_SHIFT < BNX2X_DB_MIN_SHIFT) 704 #error "Min DB doorbell stride is 8" 705 #endif 706 #define DPM_TRIGER_TYPE 0x40 707 #define DOORBELL(bp, cid, val) \ 708 do { \ 709 writel((u32)(val), bp->doorbells + (bp->db_size * (cid)) + \ 710 DPM_TRIGER_TYPE); \ 711 } while (0) 712 713 714 /* TX CSUM helpers */ 715 #define SKB_CS_OFF(skb) (offsetof(struct tcphdr, check) - \ 716 skb->csum_offset) 717 #define SKB_CS(skb) (*(u16 *)(skb_transport_header(skb) + \ 718 skb->csum_offset)) 719 720 #define pbd_tcp_flags(skb) (ntohl(tcp_flag_word(tcp_hdr(skb)))>>16 & 0xff) 721 722 #define XMIT_PLAIN 0 723 #define XMIT_CSUM_V4 0x1 724 #define XMIT_CSUM_V6 0x2 725 #define XMIT_CSUM_TCP 0x4 726 #define XMIT_GSO_V4 0x8 727 #define XMIT_GSO_V6 0x10 728 729 #define XMIT_CSUM (XMIT_CSUM_V4 | XMIT_CSUM_V6) 730 #define XMIT_GSO (XMIT_GSO_V4 | XMIT_GSO_V6) 731 732 733 /* stuff added to make the code fit 80Col */ 734 #define CQE_TYPE(cqe_fp_flags) ((cqe_fp_flags) & ETH_FAST_PATH_RX_CQE_TYPE) 735 #define CQE_TYPE_START(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_START_AGG) 736 #define CQE_TYPE_STOP(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_STOP_AGG) 737 #define CQE_TYPE_SLOW(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_RAMROD) 738 #define CQE_TYPE_FAST(cqe_type) ((cqe_type) == RX_ETH_CQE_TYPE_ETH_FASTPATH) 739 740 #define ETH_RX_ERROR_FALGS ETH_FAST_PATH_RX_CQE_PHY_DECODE_ERR_FLG 741 742 #define BNX2X_PRS_FLAG_OVERETH_IPV4(flags) \ 743 (((le16_to_cpu(flags) & \ 744 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL) >> \ 745 PARSING_FLAGS_OVER_ETHERNET_PROTOCOL_SHIFT) \ 746 == PRS_FLAG_OVERETH_IPV4) 747 #define BNX2X_RX_SUM_FIX(cqe) \ 748 BNX2X_PRS_FLAG_OVERETH_IPV4(cqe->fast_path_cqe.pars_flags.flags) 749 750 751 #define FP_USB_FUNC_OFF \ 752 offsetof(struct cstorm_status_block_u, func) 753 #define FP_CSB_FUNC_OFF \ 754 offsetof(struct cstorm_status_block_c, func) 755 756 #define HC_INDEX_ETH_RX_CQ_CONS 1 757 758 #define HC_INDEX_OOO_TX_CQ_CONS 4 759 760 #define HC_INDEX_ETH_TX_CQ_CONS_COS0 5 761 762 #define HC_INDEX_ETH_TX_CQ_CONS_COS1 6 763 764 #define HC_INDEX_ETH_TX_CQ_CONS_COS2 7 765 766 #define HC_INDEX_ETH_FIRST_TX_CQ_CONS HC_INDEX_ETH_TX_CQ_CONS_COS0 767 768 #define BNX2X_RX_SB_INDEX \ 769 (&fp->sb_index_values[HC_INDEX_ETH_RX_CQ_CONS]) 770 771 #define BNX2X_TX_SB_INDEX_BASE BNX2X_TX_SB_INDEX_COS0 772 773 #define BNX2X_TX_SB_INDEX_COS0 \ 774 (&fp->sb_index_values[HC_INDEX_ETH_TX_CQ_CONS_COS0]) 775 776 /* end of fast path */ 777 778 /* common */ 779 780 struct bnx2x_common { 781 782 u32 chip_id; 783 /* chip num:16-31, rev:12-15, metal:4-11, bond_id:0-3 */ 784 #define CHIP_ID(bp) (bp->common.chip_id & 0xfffffff0) 785 786 #define CHIP_NUM(bp) (bp->common.chip_id >> 16) 787 #define CHIP_NUM_57710 0x164e 788 #define CHIP_NUM_57711 0x164f 789 #define CHIP_NUM_57711E 0x1650 790 #define CHIP_NUM_57712 0x1662 791 #define CHIP_NUM_57712_MF 0x1663 792 #define CHIP_NUM_57713 0x1651 793 #define CHIP_NUM_57713E 0x1652 794 #define CHIP_NUM_57800 0x168a 795 #define CHIP_NUM_57800_MF 0x16a5 796 #define CHIP_NUM_57810 0x168e 797 #define CHIP_NUM_57810_MF 0x16ae 798 #define CHIP_NUM_57811 0x163d 799 #define CHIP_NUM_57811_MF 0x163e 800 #define CHIP_NUM_57840_OBSOLETE 0x168d 801 #define CHIP_NUM_57840_MF_OBSOLETE 0x16ab 802 #define CHIP_NUM_57840_4_10 0x16a1 803 #define CHIP_NUM_57840_2_20 0x16a2 804 #define CHIP_NUM_57840_MF 0x16a4 805 #define CHIP_IS_E1(bp) (CHIP_NUM(bp) == CHIP_NUM_57710) 806 #define CHIP_IS_57711(bp) (CHIP_NUM(bp) == CHIP_NUM_57711) 807 #define CHIP_IS_57711E(bp) (CHIP_NUM(bp) == CHIP_NUM_57711E) 808 #define CHIP_IS_57712(bp) (CHIP_NUM(bp) == CHIP_NUM_57712) 809 #define CHIP_IS_57712_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57712_MF) 810 #define CHIP_IS_57800(bp) (CHIP_NUM(bp) == CHIP_NUM_57800) 811 #define CHIP_IS_57800_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57800_MF) 812 #define CHIP_IS_57810(bp) (CHIP_NUM(bp) == CHIP_NUM_57810) 813 #define CHIP_IS_57810_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57810_MF) 814 #define CHIP_IS_57811(bp) (CHIP_NUM(bp) == CHIP_NUM_57811) 815 #define CHIP_IS_57811_MF(bp) (CHIP_NUM(bp) == CHIP_NUM_57811_MF) 816 #define CHIP_IS_57840(bp) \ 817 ((CHIP_NUM(bp) == CHIP_NUM_57840_4_10) || \ 818 (CHIP_NUM(bp) == CHIP_NUM_57840_2_20) || \ 819 (CHIP_NUM(bp) == CHIP_NUM_57840_OBSOLETE)) 820 #define CHIP_IS_57840_MF(bp) ((CHIP_NUM(bp) == CHIP_NUM_57840_MF) || \ 821 (CHIP_NUM(bp) == CHIP_NUM_57840_MF_OBSOLETE)) 822 #define CHIP_IS_E1H(bp) (CHIP_IS_57711(bp) || \ 823 CHIP_IS_57711E(bp)) 824 #define CHIP_IS_E2(bp) (CHIP_IS_57712(bp) || \ 825 CHIP_IS_57712_MF(bp)) 826 #define CHIP_IS_E3(bp) (CHIP_IS_57800(bp) || \ 827 CHIP_IS_57800_MF(bp) || \ 828 CHIP_IS_57810(bp) || \ 829 CHIP_IS_57810_MF(bp) || \ 830 CHIP_IS_57811(bp) || \ 831 CHIP_IS_57811_MF(bp) || \ 832 CHIP_IS_57840(bp) || \ 833 CHIP_IS_57840_MF(bp)) 834 #define CHIP_IS_E1x(bp) (CHIP_IS_E1((bp)) || CHIP_IS_E1H((bp))) 835 #define USES_WARPCORE(bp) (CHIP_IS_E3(bp)) 836 #define IS_E1H_OFFSET (!CHIP_IS_E1(bp)) 837 838 #define CHIP_REV_SHIFT 12 839 #define CHIP_REV_MASK (0xF << CHIP_REV_SHIFT) 840 #define CHIP_REV_VAL(bp) (bp->common.chip_id & CHIP_REV_MASK) 841 #define CHIP_REV_Ax (0x0 << CHIP_REV_SHIFT) 842 #define CHIP_REV_Bx (0x1 << CHIP_REV_SHIFT) 843 /* assume maximum 5 revisions */ 844 #define CHIP_REV_IS_SLOW(bp) (CHIP_REV_VAL(bp) > 0x00005000) 845 /* Emul versions are A=>0xe, B=>0xc, C=>0xa, D=>8, E=>6 */ 846 #define CHIP_REV_IS_EMUL(bp) ((CHIP_REV_IS_SLOW(bp)) && \ 847 !(CHIP_REV_VAL(bp) & 0x00001000)) 848 /* FPGA versions are A=>0xf, B=>0xd, C=>0xb, D=>9, E=>7 */ 849 #define CHIP_REV_IS_FPGA(bp) ((CHIP_REV_IS_SLOW(bp)) && \ 850 (CHIP_REV_VAL(bp) & 0x00001000)) 851 852 #define CHIP_TIME(bp) ((CHIP_REV_IS_EMUL(bp)) ? 2000 : \ 853 ((CHIP_REV_IS_FPGA(bp)) ? 200 : 1)) 854 855 #define CHIP_METAL(bp) (bp->common.chip_id & 0x00000ff0) 856 #define CHIP_BOND_ID(bp) (bp->common.chip_id & 0x0000000f) 857 #define CHIP_REV_SIM(bp) (((CHIP_REV_MASK - CHIP_REV_VAL(bp)) >>\ 858 (CHIP_REV_SHIFT + 1)) \ 859 << CHIP_REV_SHIFT) 860 #define CHIP_REV(bp) (CHIP_REV_IS_SLOW(bp) ? \ 861 CHIP_REV_SIM(bp) :\ 862 CHIP_REV_VAL(bp)) 863 #define CHIP_IS_E3B0(bp) (CHIP_IS_E3(bp) && \ 864 (CHIP_REV(bp) == CHIP_REV_Bx)) 865 #define CHIP_IS_E3A0(bp) (CHIP_IS_E3(bp) && \ 866 (CHIP_REV(bp) == CHIP_REV_Ax)) 867 /* This define is used in two main places: 868 * 1. In the early stages of nic_load, to know if to configrue Parser / Searcher 869 * to nic-only mode or to offload mode. Offload mode is configured if either the 870 * chip is E1x (where MIC_MODE register is not applicable), or if cnic already 871 * registered for this port (which means that the user wants storage services). 872 * 2. During cnic-related load, to know if offload mode is already configured in 873 * the HW or needs to be configrued. 874 * Since the transition from nic-mode to offload-mode in HW causes traffic 875 * coruption, nic-mode is configured only in ports on which storage services 876 * where never requested. 877 */ 878 #define CONFIGURE_NIC_MODE(bp) (!CHIP_IS_E1x(bp) && !CNIC_ENABLED(bp)) 879 880 int flash_size; 881 #define BNX2X_NVRAM_1MB_SIZE 0x20000 /* 1M bit in bytes */ 882 #define BNX2X_NVRAM_TIMEOUT_COUNT 30000 883 #define BNX2X_NVRAM_PAGE_SIZE 256 884 885 u32 shmem_base; 886 u32 shmem2_base; 887 u32 mf_cfg_base; 888 u32 mf2_cfg_base; 889 890 u32 hw_config; 891 892 u32 bc_ver; 893 894 u8 int_block; 895 #define INT_BLOCK_HC 0 896 #define INT_BLOCK_IGU 1 897 #define INT_BLOCK_MODE_NORMAL 0 898 #define INT_BLOCK_MODE_BW_COMP 2 899 #define CHIP_INT_MODE_IS_NBC(bp) \ 900 (!CHIP_IS_E1x(bp) && \ 901 !((bp)->common.int_block & INT_BLOCK_MODE_BW_COMP)) 902 #define CHIP_INT_MODE_IS_BC(bp) (!CHIP_INT_MODE_IS_NBC(bp)) 903 904 u8 chip_port_mode; 905 #define CHIP_4_PORT_MODE 0x0 906 #define CHIP_2_PORT_MODE 0x1 907 #define CHIP_PORT_MODE_NONE 0x2 908 #define CHIP_MODE(bp) (bp->common.chip_port_mode) 909 #define CHIP_MODE_IS_4_PORT(bp) (CHIP_MODE(bp) == CHIP_4_PORT_MODE) 910 911 u32 boot_mode; 912 }; 913 914 /* IGU MSIX STATISTICS on 57712: 64 for VFs; 4 for PFs; 4 for Attentions */ 915 #define BNX2X_IGU_STAS_MSG_VF_CNT 64 916 #define BNX2X_IGU_STAS_MSG_PF_CNT 4 917 918 #define MAX_IGU_ATTN_ACK_TO 100 919 /* end of common */ 920 921 /* port */ 922 923 struct bnx2x_port { 924 u32 pmf; 925 926 u32 link_config[LINK_CONFIG_SIZE]; 927 928 u32 supported[LINK_CONFIG_SIZE]; 929 /* link settings - missing defines */ 930 #define SUPPORTED_2500baseX_Full (1 << 15) 931 932 u32 advertising[LINK_CONFIG_SIZE]; 933 /* link settings - missing defines */ 934 #define ADVERTISED_2500baseX_Full (1 << 15) 935 936 u32 phy_addr; 937 938 /* used to synchronize phy accesses */ 939 struct mutex phy_mutex; 940 941 u32 port_stx; 942 943 struct nig_stats old_nig_stats; 944 }; 945 946 /* end of port */ 947 948 #define STATS_OFFSET32(stat_name) \ 949 (offsetof(struct bnx2x_eth_stats, stat_name) / 4) 950 951 /* slow path */ 952 953 /* slow path work-queue */ 954 extern struct workqueue_struct *bnx2x_wq; 955 956 #define BNX2X_MAX_NUM_OF_VFS 64 957 #define BNX2X_VF_ID_INVALID 0xFF 958 959 /* 960 * The total number of L2 queues, MSIX vectors and HW contexts (CIDs) is 961 * control by the number of fast-path status blocks supported by the 962 * device (HW/FW). Each fast-path status block (FP-SB) aka non-default 963 * status block represents an independent interrupts context that can 964 * serve a regular L2 networking queue. However special L2 queues such 965 * as the FCoE queue do not require a FP-SB and other components like 966 * the CNIC may consume FP-SB reducing the number of possible L2 queues 967 * 968 * If the maximum number of FP-SB available is X then: 969 * a. If CNIC is supported it consumes 1 FP-SB thus the max number of 970 * regular L2 queues is Y=X-1 971 * b. in MF mode the actual number of L2 queues is Y= (X-1/MF_factor) 972 * c. If the FCoE L2 queue is supported the actual number of L2 queues 973 * is Y+1 974 * d. The number of irqs (MSIX vectors) is either Y+1 (one extra for 975 * slow-path interrupts) or Y+2 if CNIC is supported (one additional 976 * FP interrupt context for the CNIC). 977 * e. The number of HW context (CID count) is always X or X+1 if FCoE 978 * L2 queue is supported. the cid for the FCoE L2 queue is always X. 979 */ 980 981 /* fast-path interrupt contexts E1x */ 982 #define FP_SB_MAX_E1x 16 983 /* fast-path interrupt contexts E2 */ 984 #define FP_SB_MAX_E2 HC_SB_MAX_SB_E2 985 986 union cdu_context { 987 struct eth_context eth; 988 char pad[1024]; 989 }; 990 991 /* CDU host DB constants */ 992 #define CDU_ILT_PAGE_SZ_HW 2 993 #define CDU_ILT_PAGE_SZ (8192 << CDU_ILT_PAGE_SZ_HW) /* 32K */ 994 #define ILT_PAGE_CIDS (CDU_ILT_PAGE_SZ / sizeof(union cdu_context)) 995 996 #define CNIC_ISCSI_CID_MAX 256 997 #define CNIC_FCOE_CID_MAX 2048 998 #define CNIC_CID_MAX (CNIC_ISCSI_CID_MAX + CNIC_FCOE_CID_MAX) 999 #define CNIC_ILT_LINES DIV_ROUND_UP(CNIC_CID_MAX, ILT_PAGE_CIDS) 1000 1001 #define QM_ILT_PAGE_SZ_HW 0 1002 #define QM_ILT_PAGE_SZ (4096 << QM_ILT_PAGE_SZ_HW) /* 4K */ 1003 #define QM_CID_ROUND 1024 1004 1005 /* TM (timers) host DB constants */ 1006 #define TM_ILT_PAGE_SZ_HW 0 1007 #define TM_ILT_PAGE_SZ (4096 << TM_ILT_PAGE_SZ_HW) /* 4K */ 1008 /* #define TM_CONN_NUM (CNIC_STARTING_CID+CNIC_ISCSI_CXT_MAX) */ 1009 #define TM_CONN_NUM 1024 1010 #define TM_ILT_SZ (8 * TM_CONN_NUM) 1011 #define TM_ILT_LINES DIV_ROUND_UP(TM_ILT_SZ, TM_ILT_PAGE_SZ) 1012 1013 /* SRC (Searcher) host DB constants */ 1014 #define SRC_ILT_PAGE_SZ_HW 0 1015 #define SRC_ILT_PAGE_SZ (4096 << SRC_ILT_PAGE_SZ_HW) /* 4K */ 1016 #define SRC_HASH_BITS 10 1017 #define SRC_CONN_NUM (1 << SRC_HASH_BITS) /* 1024 */ 1018 #define SRC_ILT_SZ (sizeof(struct src_ent) * SRC_CONN_NUM) 1019 #define SRC_T2_SZ SRC_ILT_SZ 1020 #define SRC_ILT_LINES DIV_ROUND_UP(SRC_ILT_SZ, SRC_ILT_PAGE_SZ) 1021 1022 #define MAX_DMAE_C 8 1023 1024 /* DMA memory not used in fastpath */ 1025 struct bnx2x_slowpath { 1026 union { 1027 struct mac_configuration_cmd e1x; 1028 struct eth_classify_rules_ramrod_data e2; 1029 } mac_rdata; 1030 1031 1032 union { 1033 struct tstorm_eth_mac_filter_config e1x; 1034 struct eth_filter_rules_ramrod_data e2; 1035 } rx_mode_rdata; 1036 1037 union { 1038 struct mac_configuration_cmd e1; 1039 struct eth_multicast_rules_ramrod_data e2; 1040 } mcast_rdata; 1041 1042 struct eth_rss_update_ramrod_data rss_rdata; 1043 1044 /* Queue State related ramrods are always sent under rtnl_lock */ 1045 union { 1046 struct client_init_ramrod_data init_data; 1047 struct client_update_ramrod_data update_data; 1048 } q_rdata; 1049 1050 union { 1051 struct function_start_data func_start; 1052 /* pfc configuration for DCBX ramrod */ 1053 struct flow_control_configuration pfc_config; 1054 } func_rdata; 1055 1056 /* afex ramrod can not be a part of func_rdata union because these 1057 * events might arrive in parallel to other events from func_rdata. 1058 * Therefore, if they would have been defined in the same union, 1059 * data can get corrupted. 1060 */ 1061 struct afex_vif_list_ramrod_data func_afex_rdata; 1062 1063 /* used by dmae command executer */ 1064 struct dmae_command dmae[MAX_DMAE_C]; 1065 1066 u32 stats_comp; 1067 union mac_stats mac_stats; 1068 struct nig_stats nig_stats; 1069 struct host_port_stats port_stats; 1070 struct host_func_stats func_stats; 1071 1072 u32 wb_comp; 1073 u32 wb_data[4]; 1074 1075 union drv_info_to_mcp drv_info_to_mcp; 1076 }; 1077 1078 #define bnx2x_sp(bp, var) (&bp->slowpath->var) 1079 #define bnx2x_sp_mapping(bp, var) \ 1080 (bp->slowpath_mapping + offsetof(struct bnx2x_slowpath, var)) 1081 1082 1083 /* attn group wiring */ 1084 #define MAX_DYNAMIC_ATTN_GRPS 8 1085 1086 struct attn_route { 1087 u32 sig[5]; 1088 }; 1089 1090 struct iro { 1091 u32 base; 1092 u16 m1; 1093 u16 m2; 1094 u16 m3; 1095 u16 size; 1096 }; 1097 1098 struct hw_context { 1099 union cdu_context *vcxt; 1100 dma_addr_t cxt_mapping; 1101 size_t size; 1102 }; 1103 1104 /* forward */ 1105 struct bnx2x_ilt; 1106 1107 1108 enum bnx2x_recovery_state { 1109 BNX2X_RECOVERY_DONE, 1110 BNX2X_RECOVERY_INIT, 1111 BNX2X_RECOVERY_WAIT, 1112 BNX2X_RECOVERY_FAILED, 1113 BNX2X_RECOVERY_NIC_LOADING 1114 }; 1115 1116 /* 1117 * Event queue (EQ or event ring) MC hsi 1118 * NUM_EQ_PAGES and EQ_DESC_CNT_PAGE must be power of 2 1119 */ 1120 #define NUM_EQ_PAGES 1 1121 #define EQ_DESC_CNT_PAGE (BCM_PAGE_SIZE / sizeof(union event_ring_elem)) 1122 #define EQ_DESC_MAX_PAGE (EQ_DESC_CNT_PAGE - 1) 1123 #define NUM_EQ_DESC (EQ_DESC_CNT_PAGE * NUM_EQ_PAGES) 1124 #define EQ_DESC_MASK (NUM_EQ_DESC - 1) 1125 #define MAX_EQ_AVAIL (EQ_DESC_MAX_PAGE * NUM_EQ_PAGES - 2) 1126 1127 /* depends on EQ_DESC_CNT_PAGE being a power of 2 */ 1128 #define NEXT_EQ_IDX(x) ((((x) & EQ_DESC_MAX_PAGE) == \ 1129 (EQ_DESC_MAX_PAGE - 1)) ? (x) + 2 : (x) + 1) 1130 1131 /* depends on the above and on NUM_EQ_PAGES being a power of 2 */ 1132 #define EQ_DESC(x) ((x) & EQ_DESC_MASK) 1133 1134 #define BNX2X_EQ_INDEX \ 1135 (&bp->def_status_blk->sp_sb.\ 1136 index_values[HC_SP_INDEX_EQ_CONS]) 1137 1138 /* This is a data that will be used to create a link report message. 1139 * We will keep the data used for the last link report in order 1140 * to prevent reporting the same link parameters twice. 1141 */ 1142 struct bnx2x_link_report_data { 1143 u16 line_speed; /* Effective line speed */ 1144 unsigned long link_report_flags;/* BNX2X_LINK_REPORT_XXX flags */ 1145 }; 1146 1147 enum { 1148 BNX2X_LINK_REPORT_FD, /* Full DUPLEX */ 1149 BNX2X_LINK_REPORT_LINK_DOWN, 1150 BNX2X_LINK_REPORT_RX_FC_ON, 1151 BNX2X_LINK_REPORT_TX_FC_ON, 1152 }; 1153 1154 enum { 1155 BNX2X_PORT_QUERY_IDX, 1156 BNX2X_PF_QUERY_IDX, 1157 BNX2X_FCOE_QUERY_IDX, 1158 BNX2X_FIRST_QUEUE_QUERY_IDX, 1159 }; 1160 1161 struct bnx2x_fw_stats_req { 1162 struct stats_query_header hdr; 1163 struct stats_query_entry query[FP_SB_MAX_E1x+ 1164 BNX2X_FIRST_QUEUE_QUERY_IDX]; 1165 }; 1166 1167 struct bnx2x_fw_stats_data { 1168 struct stats_counter storm_counters; 1169 struct per_port_stats port; 1170 struct per_pf_stats pf; 1171 struct fcoe_statistics_params fcoe; 1172 struct per_queue_stats queue_stats[1]; 1173 }; 1174 1175 /* Public slow path states */ 1176 enum { 1177 BNX2X_SP_RTNL_SETUP_TC, 1178 BNX2X_SP_RTNL_TX_TIMEOUT, 1179 BNX2X_SP_RTNL_AFEX_F_UPDATE, 1180 BNX2X_SP_RTNL_FAN_FAILURE, 1181 }; 1182 1183 1184 struct bnx2x_prev_path_list { 1185 u8 bus; 1186 u8 slot; 1187 u8 path; 1188 struct list_head list; 1189 u8 undi; 1190 }; 1191 1192 struct bnx2x_sp_objs { 1193 /* MACs object */ 1194 struct bnx2x_vlan_mac_obj mac_obj; 1195 1196 /* Queue State object */ 1197 struct bnx2x_queue_sp_obj q_obj; 1198 }; 1199 1200 struct bnx2x_fp_stats { 1201 struct tstorm_per_queue_stats old_tclient; 1202 struct ustorm_per_queue_stats old_uclient; 1203 struct xstorm_per_queue_stats old_xclient; 1204 struct bnx2x_eth_q_stats eth_q_stats; 1205 struct bnx2x_eth_q_stats_old eth_q_stats_old; 1206 }; 1207 1208 struct bnx2x { 1209 /* Fields used in the tx and intr/napi performance paths 1210 * are grouped together in the beginning of the structure 1211 */ 1212 struct bnx2x_fastpath *fp; 1213 struct bnx2x_sp_objs *sp_objs; 1214 struct bnx2x_fp_stats *fp_stats; 1215 struct bnx2x_fp_txdata *bnx2x_txq; 1216 void __iomem *regview; 1217 void __iomem *doorbells; 1218 u16 db_size; 1219 1220 u8 pf_num; /* absolute PF number */ 1221 u8 pfid; /* per-path PF number */ 1222 int base_fw_ndsb; /**/ 1223 #define BP_PATH(bp) (CHIP_IS_E1x(bp) ? 0 : (bp->pf_num & 1)) 1224 #define BP_PORT(bp) (bp->pfid & 1) 1225 #define BP_FUNC(bp) (bp->pfid) 1226 #define BP_ABS_FUNC(bp) (bp->pf_num) 1227 #define BP_VN(bp) ((bp)->pfid >> 1) 1228 #define BP_MAX_VN_NUM(bp) (CHIP_MODE_IS_4_PORT(bp) ? 2 : 4) 1229 #define BP_L_ID(bp) (BP_VN(bp) << 2) 1230 #define BP_FW_MB_IDX_VN(bp, vn) (BP_PORT(bp) +\ 1231 (vn) * ((CHIP_IS_E1x(bp) || (CHIP_MODE_IS_4_PORT(bp))) ? 2 : 1)) 1232 #define BP_FW_MB_IDX(bp) BP_FW_MB_IDX_VN(bp, BP_VN(bp)) 1233 1234 struct net_device *dev; 1235 struct pci_dev *pdev; 1236 1237 const struct iro *iro_arr; 1238 #define IRO (bp->iro_arr) 1239 1240 enum bnx2x_recovery_state recovery_state; 1241 int is_leader; 1242 struct msix_entry *msix_table; 1243 1244 int tx_ring_size; 1245 1246 /* L2 header size + 2*VLANs (8 bytes) + LLC SNAP (8 bytes) */ 1247 #define ETH_OVREHEAD (ETH_HLEN + 8 + 8) 1248 #define ETH_MIN_PACKET_SIZE 60 1249 #define ETH_MAX_PACKET_SIZE 1500 1250 #define ETH_MAX_JUMBO_PACKET_SIZE 9600 1251 /* TCP with Timestamp Option (32) + IPv6 (40) */ 1252 #define ETH_MAX_TPA_HEADER_SIZE 72 1253 1254 /* Max supported alignment is 256 (8 shift) */ 1255 #define BNX2X_RX_ALIGN_SHIFT min(8, L1_CACHE_SHIFT) 1256 1257 /* FW uses 2 Cache lines Alignment for start packet and size 1258 * 1259 * We assume skb_build() uses sizeof(struct skb_shared_info) bytes 1260 * at the end of skb->data, to avoid wasting a full cache line. 1261 * This reduces memory use (skb->truesize). 1262 */ 1263 #define BNX2X_FW_RX_ALIGN_START (1UL << BNX2X_RX_ALIGN_SHIFT) 1264 1265 #define BNX2X_FW_RX_ALIGN_END \ 1266 max_t(u64, 1UL << BNX2X_RX_ALIGN_SHIFT, \ 1267 SKB_DATA_ALIGN(sizeof(struct skb_shared_info))) 1268 1269 #define BNX2X_PXP_DRAM_ALIGN (BNX2X_RX_ALIGN_SHIFT - 5) 1270 1271 struct host_sp_status_block *def_status_blk; 1272 #define DEF_SB_IGU_ID 16 1273 #define DEF_SB_ID HC_SP_SB_ID 1274 __le16 def_idx; 1275 __le16 def_att_idx; 1276 u32 attn_state; 1277 struct attn_route attn_group[MAX_DYNAMIC_ATTN_GRPS]; 1278 1279 /* slow path ring */ 1280 struct eth_spe *spq; 1281 dma_addr_t spq_mapping; 1282 u16 spq_prod_idx; 1283 struct eth_spe *spq_prod_bd; 1284 struct eth_spe *spq_last_bd; 1285 __le16 *dsb_sp_prod; 1286 atomic_t cq_spq_left; /* ETH_XXX ramrods credit */ 1287 /* used to synchronize spq accesses */ 1288 spinlock_t spq_lock; 1289 1290 /* event queue */ 1291 union event_ring_elem *eq_ring; 1292 dma_addr_t eq_mapping; 1293 u16 eq_prod; 1294 u16 eq_cons; 1295 __le16 *eq_cons_sb; 1296 atomic_t eq_spq_left; /* COMMON_XXX ramrods credit */ 1297 1298 1299 1300 /* Counter for marking that there is a STAT_QUERY ramrod pending */ 1301 u16 stats_pending; 1302 /* Counter for completed statistics ramrods */ 1303 u16 stats_comp; 1304 1305 /* End of fields used in the performance code paths */ 1306 1307 int panic; 1308 int msg_enable; 1309 1310 u32 flags; 1311 #define PCIX_FLAG (1 << 0) 1312 #define PCI_32BIT_FLAG (1 << 1) 1313 #define ONE_PORT_FLAG (1 << 2) 1314 #define NO_WOL_FLAG (1 << 3) 1315 #define USING_DAC_FLAG (1 << 4) 1316 #define USING_MSIX_FLAG (1 << 5) 1317 #define USING_MSI_FLAG (1 << 6) 1318 #define DISABLE_MSI_FLAG (1 << 7) 1319 #define TPA_ENABLE_FLAG (1 << 8) 1320 #define NO_MCP_FLAG (1 << 9) 1321 1322 #define BP_NOMCP(bp) (bp->flags & NO_MCP_FLAG) 1323 #define GRO_ENABLE_FLAG (1 << 10) 1324 #define MF_FUNC_DIS (1 << 11) 1325 #define OWN_CNIC_IRQ (1 << 12) 1326 #define NO_ISCSI_OOO_FLAG (1 << 13) 1327 #define NO_ISCSI_FLAG (1 << 14) 1328 #define NO_FCOE_FLAG (1 << 15) 1329 #define BC_SUPPORTS_PFC_STATS (1 << 17) 1330 #define BC_SUPPORTS_FCOE_FEATURES (1 << 19) 1331 #define USING_SINGLE_MSIX_FLAG (1 << 20) 1332 #define BC_SUPPORTS_DCBX_MSG_NON_PMF (1 << 21) 1333 1334 #define NO_ISCSI(bp) ((bp)->flags & NO_ISCSI_FLAG) 1335 #define NO_ISCSI_OOO(bp) ((bp)->flags & NO_ISCSI_OOO_FLAG) 1336 #define NO_FCOE(bp) ((bp)->flags & NO_FCOE_FLAG) 1337 1338 u8 cnic_support; 1339 bool cnic_enabled; 1340 bool cnic_loaded; 1341 struct cnic_eth_dev *(*cnic_probe)(struct net_device *); 1342 1343 /* Flag that indicates that we can start looking for FCoE L2 queue 1344 * completions in the default status block. 1345 */ 1346 bool fcoe_init; 1347 1348 int pm_cap; 1349 int mrrs; 1350 1351 struct delayed_work sp_task; 1352 struct delayed_work sp_rtnl_task; 1353 1354 struct delayed_work period_task; 1355 struct timer_list timer; 1356 int current_interval; 1357 1358 u16 fw_seq; 1359 u16 fw_drv_pulse_wr_seq; 1360 u32 func_stx; 1361 1362 struct link_params link_params; 1363 struct link_vars link_vars; 1364 u32 link_cnt; 1365 struct bnx2x_link_report_data last_reported_link; 1366 1367 struct mdio_if_info mdio; 1368 1369 struct bnx2x_common common; 1370 struct bnx2x_port port; 1371 1372 struct cmng_init cmng; 1373 1374 u32 mf_config[E1HVN_MAX]; 1375 u32 mf_ext_config; 1376 u32 path_has_ovlan; /* E3 */ 1377 u16 mf_ov; 1378 u8 mf_mode; 1379 #define IS_MF(bp) (bp->mf_mode != 0) 1380 #define IS_MF_SI(bp) (bp->mf_mode == MULTI_FUNCTION_SI) 1381 #define IS_MF_SD(bp) (bp->mf_mode == MULTI_FUNCTION_SD) 1382 #define IS_MF_AFEX(bp) (bp->mf_mode == MULTI_FUNCTION_AFEX) 1383 1384 u8 wol; 1385 1386 int rx_ring_size; 1387 1388 u16 tx_quick_cons_trip_int; 1389 u16 tx_quick_cons_trip; 1390 u16 tx_ticks_int; 1391 u16 tx_ticks; 1392 1393 u16 rx_quick_cons_trip_int; 1394 u16 rx_quick_cons_trip; 1395 u16 rx_ticks_int; 1396 u16 rx_ticks; 1397 /* Maximal coalescing timeout in us */ 1398 #define BNX2X_MAX_COALESCE_TOUT (0xf0*12) 1399 1400 u32 lin_cnt; 1401 1402 u16 state; 1403 #define BNX2X_STATE_CLOSED 0 1404 #define BNX2X_STATE_OPENING_WAIT4_LOAD 0x1000 1405 #define BNX2X_STATE_OPENING_WAIT4_PORT 0x2000 1406 #define BNX2X_STATE_OPEN 0x3000 1407 #define BNX2X_STATE_CLOSING_WAIT4_HALT 0x4000 1408 #define BNX2X_STATE_CLOSING_WAIT4_DELETE 0x5000 1409 1410 #define BNX2X_STATE_DIAG 0xe000 1411 #define BNX2X_STATE_ERROR 0xf000 1412 1413 #define BNX2X_MAX_PRIORITY 8 1414 #define BNX2X_MAX_ENTRIES_PER_PRI 16 1415 #define BNX2X_MAX_COS 3 1416 #define BNX2X_MAX_TX_COS 2 1417 int num_queues; 1418 uint num_ethernet_queues; 1419 uint num_cnic_queues; 1420 int num_napi_queues; 1421 int disable_tpa; 1422 1423 u32 rx_mode; 1424 #define BNX2X_RX_MODE_NONE 0 1425 #define BNX2X_RX_MODE_NORMAL 1 1426 #define BNX2X_RX_MODE_ALLMULTI 2 1427 #define BNX2X_RX_MODE_PROMISC 3 1428 #define BNX2X_MAX_MULTICAST 64 1429 1430 u8 igu_dsb_id; 1431 u8 igu_base_sb; 1432 u8 igu_sb_cnt; 1433 u8 min_msix_vec_cnt; 1434 1435 dma_addr_t def_status_blk_mapping; 1436 1437 struct bnx2x_slowpath *slowpath; 1438 dma_addr_t slowpath_mapping; 1439 1440 /* Total number of FW statistics requests */ 1441 u8 fw_stats_num; 1442 1443 /* 1444 * This is a memory buffer that will contain both statistics 1445 * ramrod request and data. 1446 */ 1447 void *fw_stats; 1448 dma_addr_t fw_stats_mapping; 1449 1450 /* 1451 * FW statistics request shortcut (points at the 1452 * beginning of fw_stats buffer). 1453 */ 1454 struct bnx2x_fw_stats_req *fw_stats_req; 1455 dma_addr_t fw_stats_req_mapping; 1456 int fw_stats_req_sz; 1457 1458 /* 1459 * FW statistics data shortcut (points at the beginning of 1460 * fw_stats buffer + fw_stats_req_sz). 1461 */ 1462 struct bnx2x_fw_stats_data *fw_stats_data; 1463 dma_addr_t fw_stats_data_mapping; 1464 int fw_stats_data_sz; 1465 1466 /* For max 196 cids (64*3 + non-eth), 32KB ILT page size and 1KB 1467 * context size we need 8 ILT entries. 1468 */ 1469 #define ILT_MAX_L2_LINES 8 1470 struct hw_context context[ILT_MAX_L2_LINES]; 1471 1472 struct bnx2x_ilt *ilt; 1473 #define BP_ILT(bp) ((bp)->ilt) 1474 #define ILT_MAX_LINES 256 1475 /* 1476 * Maximum supported number of RSS queues: number of IGU SBs minus one that goes 1477 * to CNIC. 1478 */ 1479 #define BNX2X_MAX_RSS_COUNT(bp) ((bp)->igu_sb_cnt - CNIC_SUPPORT(bp)) 1480 1481 /* 1482 * Maximum CID count that might be required by the bnx2x: 1483 * Max RSS * Max_Tx_Multi_Cos + FCoE + iSCSI 1484 */ 1485 #define BNX2X_L2_CID_COUNT(bp) (BNX2X_NUM_ETH_QUEUES(bp) * BNX2X_MULTI_TX_COS \ 1486 + 2 * CNIC_SUPPORT(bp)) 1487 #define BNX2X_L2_MAX_CID(bp) (BNX2X_MAX_RSS_COUNT(bp) * BNX2X_MULTI_TX_COS \ 1488 + 2 * CNIC_SUPPORT(bp)) 1489 #define L2_ILT_LINES(bp) (DIV_ROUND_UP(BNX2X_L2_CID_COUNT(bp),\ 1490 ILT_PAGE_CIDS)) 1491 1492 int qm_cid_count; 1493 1494 bool dropless_fc; 1495 1496 void *t2; 1497 dma_addr_t t2_mapping; 1498 struct cnic_ops __rcu *cnic_ops; 1499 void *cnic_data; 1500 u32 cnic_tag; 1501 struct cnic_eth_dev cnic_eth_dev; 1502 union host_hc_status_block cnic_sb; 1503 dma_addr_t cnic_sb_mapping; 1504 struct eth_spe *cnic_kwq; 1505 struct eth_spe *cnic_kwq_prod; 1506 struct eth_spe *cnic_kwq_cons; 1507 struct eth_spe *cnic_kwq_last; 1508 u16 cnic_kwq_pending; 1509 u16 cnic_spq_pending; 1510 u8 fip_mac[ETH_ALEN]; 1511 struct mutex cnic_mutex; 1512 struct bnx2x_vlan_mac_obj iscsi_l2_mac_obj; 1513 1514 /* Start index of the "special" (CNIC related) L2 cleints */ 1515 u8 cnic_base_cl_id; 1516 1517 int dmae_ready; 1518 /* used to synchronize dmae accesses */ 1519 spinlock_t dmae_lock; 1520 1521 /* used to protect the FW mail box */ 1522 struct mutex fw_mb_mutex; 1523 1524 /* used to synchronize stats collecting */ 1525 int stats_state; 1526 1527 /* used for synchronization of concurrent threads statistics handling */ 1528 spinlock_t stats_lock; 1529 1530 /* used by dmae command loader */ 1531 struct dmae_command stats_dmae; 1532 int executer_idx; 1533 1534 u16 stats_counter; 1535 struct bnx2x_eth_stats eth_stats; 1536 struct host_func_stats func_stats; 1537 struct bnx2x_eth_stats_old eth_stats_old; 1538 struct bnx2x_net_stats_old net_stats_old; 1539 struct bnx2x_fw_port_stats_old fw_stats_old; 1540 bool stats_init; 1541 1542 struct z_stream_s *strm; 1543 void *gunzip_buf; 1544 dma_addr_t gunzip_mapping; 1545 int gunzip_outlen; 1546 #define FW_BUF_SIZE 0x8000 1547 #define GUNZIP_BUF(bp) (bp->gunzip_buf) 1548 #define GUNZIP_PHYS(bp) (bp->gunzip_mapping) 1549 #define GUNZIP_OUTLEN(bp) (bp->gunzip_outlen) 1550 1551 struct raw_op *init_ops; 1552 /* Init blocks offsets inside init_ops */ 1553 u16 *init_ops_offsets; 1554 /* Data blob - has 32 bit granularity */ 1555 u32 *init_data; 1556 u32 init_mode_flags; 1557 #define INIT_MODE_FLAGS(bp) (bp->init_mode_flags) 1558 /* Zipped PRAM blobs - raw data */ 1559 const u8 *tsem_int_table_data; 1560 const u8 *tsem_pram_data; 1561 const u8 *usem_int_table_data; 1562 const u8 *usem_pram_data; 1563 const u8 *xsem_int_table_data; 1564 const u8 *xsem_pram_data; 1565 const u8 *csem_int_table_data; 1566 const u8 *csem_pram_data; 1567 #define INIT_OPS(bp) (bp->init_ops) 1568 #define INIT_OPS_OFFSETS(bp) (bp->init_ops_offsets) 1569 #define INIT_DATA(bp) (bp->init_data) 1570 #define INIT_TSEM_INT_TABLE_DATA(bp) (bp->tsem_int_table_data) 1571 #define INIT_TSEM_PRAM_DATA(bp) (bp->tsem_pram_data) 1572 #define INIT_USEM_INT_TABLE_DATA(bp) (bp->usem_int_table_data) 1573 #define INIT_USEM_PRAM_DATA(bp) (bp->usem_pram_data) 1574 #define INIT_XSEM_INT_TABLE_DATA(bp) (bp->xsem_int_table_data) 1575 #define INIT_XSEM_PRAM_DATA(bp) (bp->xsem_pram_data) 1576 #define INIT_CSEM_INT_TABLE_DATA(bp) (bp->csem_int_table_data) 1577 #define INIT_CSEM_PRAM_DATA(bp) (bp->csem_pram_data) 1578 1579 #define PHY_FW_VER_LEN 20 1580 char fw_ver[32]; 1581 const struct firmware *firmware; 1582 1583 /* DCB support on/off */ 1584 u16 dcb_state; 1585 #define BNX2X_DCB_STATE_OFF 0 1586 #define BNX2X_DCB_STATE_ON 1 1587 1588 /* DCBX engine mode */ 1589 int dcbx_enabled; 1590 #define BNX2X_DCBX_ENABLED_OFF 0 1591 #define BNX2X_DCBX_ENABLED_ON_NEG_OFF 1 1592 #define BNX2X_DCBX_ENABLED_ON_NEG_ON 2 1593 #define BNX2X_DCBX_ENABLED_INVALID (-1) 1594 1595 bool dcbx_mode_uset; 1596 1597 struct bnx2x_config_dcbx_params dcbx_config_params; 1598 struct bnx2x_dcbx_port_params dcbx_port_params; 1599 int dcb_version; 1600 1601 /* CAM credit pools */ 1602 struct bnx2x_credit_pool_obj macs_pool; 1603 1604 /* RX_MODE object */ 1605 struct bnx2x_rx_mode_obj rx_mode_obj; 1606 1607 /* MCAST object */ 1608 struct bnx2x_mcast_obj mcast_obj; 1609 1610 /* RSS configuration object */ 1611 struct bnx2x_rss_config_obj rss_conf_obj; 1612 1613 /* Function State controlling object */ 1614 struct bnx2x_func_sp_obj func_obj; 1615 1616 unsigned long sp_state; 1617 1618 /* operation indication for the sp_rtnl task */ 1619 unsigned long sp_rtnl_state; 1620 1621 /* DCBX Negotation results */ 1622 struct dcbx_features dcbx_local_feat; 1623 u32 dcbx_error; 1624 1625 #ifdef BCM_DCBNL 1626 struct dcbx_features dcbx_remote_feat; 1627 u32 dcbx_remote_flags; 1628 #endif 1629 /* AFEX: store default vlan used */ 1630 int afex_def_vlan_tag; 1631 enum mf_cfg_afex_vlan_mode afex_vlan_mode; 1632 u32 pending_max; 1633 1634 /* multiple tx classes of service */ 1635 u8 max_cos; 1636 1637 /* priority to cos mapping */ 1638 u8 prio_to_cos[8]; 1639 }; 1640 1641 /* Tx queues may be less or equal to Rx queues */ 1642 extern int num_queues; 1643 #define BNX2X_NUM_QUEUES(bp) (bp->num_queues) 1644 #define BNX2X_NUM_ETH_QUEUES(bp) ((bp)->num_ethernet_queues) 1645 #define BNX2X_NUM_NON_CNIC_QUEUES(bp) (BNX2X_NUM_QUEUES(bp) - \ 1646 (bp)->num_cnic_queues) 1647 #define BNX2X_NUM_RX_QUEUES(bp) BNX2X_NUM_QUEUES(bp) 1648 1649 #define is_multi(bp) (BNX2X_NUM_QUEUES(bp) > 1) 1650 1651 #define BNX2X_MAX_QUEUES(bp) BNX2X_MAX_RSS_COUNT(bp) 1652 /* #define is_eth_multi(bp) (BNX2X_NUM_ETH_QUEUES(bp) > 1) */ 1653 1654 #define RSS_IPV4_CAP_MASK \ 1655 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_CAPABILITY 1656 1657 #define RSS_IPV4_TCP_CAP_MASK \ 1658 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV4_TCP_CAPABILITY 1659 1660 #define RSS_IPV6_CAP_MASK \ 1661 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_CAPABILITY 1662 1663 #define RSS_IPV6_TCP_CAP_MASK \ 1664 TSTORM_ETH_FUNCTION_COMMON_CONFIG_RSS_IPV6_TCP_CAPABILITY 1665 1666 /* func init flags */ 1667 #define FUNC_FLG_RSS 0x0001 1668 #define FUNC_FLG_STATS 0x0002 1669 /* removed FUNC_FLG_UNMATCHED 0x0004 */ 1670 #define FUNC_FLG_TPA 0x0008 1671 #define FUNC_FLG_SPQ 0x0010 1672 #define FUNC_FLG_LEADING 0x0020 /* PF only */ 1673 1674 1675 struct bnx2x_func_init_params { 1676 /* dma */ 1677 dma_addr_t fw_stat_map; /* valid iff FUNC_FLG_STATS */ 1678 dma_addr_t spq_map; /* valid iff FUNC_FLG_SPQ */ 1679 1680 u16 func_flgs; 1681 u16 func_id; /* abs fid */ 1682 u16 pf_id; 1683 u16 spq_prod; /* valid iff FUNC_FLG_SPQ */ 1684 }; 1685 1686 #define for_each_cnic_queue(bp, var) \ 1687 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1688 (var)++) \ 1689 if (skip_queue(bp, var)) \ 1690 continue; \ 1691 else 1692 1693 #define for_each_eth_queue(bp, var) \ 1694 for ((var) = 0; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) 1695 1696 #define for_each_nondefault_eth_queue(bp, var) \ 1697 for ((var) = 1; (var) < BNX2X_NUM_ETH_QUEUES(bp); (var)++) 1698 1699 #define for_each_queue(bp, var) \ 1700 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1701 if (skip_queue(bp, var)) \ 1702 continue; \ 1703 else 1704 1705 /* Skip forwarding FP */ 1706 #define for_each_valid_rx_queue(bp, var) \ 1707 for ((var) = 0; \ 1708 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \ 1709 BNX2X_NUM_ETH_QUEUES(bp)); \ 1710 (var)++) \ 1711 if (skip_rx_queue(bp, var)) \ 1712 continue; \ 1713 else 1714 1715 #define for_each_rx_queue_cnic(bp, var) \ 1716 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1717 (var)++) \ 1718 if (skip_rx_queue(bp, var)) \ 1719 continue; \ 1720 else 1721 1722 #define for_each_rx_queue(bp, var) \ 1723 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1724 if (skip_rx_queue(bp, var)) \ 1725 continue; \ 1726 else 1727 1728 /* Skip OOO FP */ 1729 #define for_each_valid_tx_queue(bp, var) \ 1730 for ((var) = 0; \ 1731 (var) < (CNIC_LOADED(bp) ? BNX2X_NUM_QUEUES(bp) : \ 1732 BNX2X_NUM_ETH_QUEUES(bp)); \ 1733 (var)++) \ 1734 if (skip_tx_queue(bp, var)) \ 1735 continue; \ 1736 else 1737 1738 #define for_each_tx_queue_cnic(bp, var) \ 1739 for ((var) = BNX2X_NUM_ETH_QUEUES(bp); (var) < BNX2X_NUM_QUEUES(bp); \ 1740 (var)++) \ 1741 if (skip_tx_queue(bp, var)) \ 1742 continue; \ 1743 else 1744 1745 #define for_each_tx_queue(bp, var) \ 1746 for ((var) = 0; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1747 if (skip_tx_queue(bp, var)) \ 1748 continue; \ 1749 else 1750 1751 #define for_each_nondefault_queue(bp, var) \ 1752 for ((var) = 1; (var) < BNX2X_NUM_QUEUES(bp); (var)++) \ 1753 if (skip_queue(bp, var)) \ 1754 continue; \ 1755 else 1756 1757 #define for_each_cos_in_tx_queue(fp, var) \ 1758 for ((var) = 0; (var) < (fp)->max_cos; (var)++) 1759 1760 /* skip rx queue 1761 * if FCOE l2 support is disabled and this is the fcoe L2 queue 1762 */ 1763 #define skip_rx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1764 1765 /* skip tx queue 1766 * if FCOE l2 support is disabled and this is the fcoe L2 queue 1767 */ 1768 #define skip_tx_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1769 1770 #define skip_queue(bp, idx) (NO_FCOE(bp) && IS_FCOE_IDX(idx)) 1771 1772 1773 1774 1775 /** 1776 * bnx2x_set_mac_one - configure a single MAC address 1777 * 1778 * @bp: driver handle 1779 * @mac: MAC to configure 1780 * @obj: MAC object handle 1781 * @set: if 'true' add a new MAC, otherwise - delete 1782 * @mac_type: the type of the MAC to configure (e.g. ETH, UC list) 1783 * @ramrod_flags: RAMROD_XXX flags (e.g. RAMROD_CONT, RAMROD_COMP_WAIT) 1784 * 1785 * Configures one MAC according to provided parameters or continues the 1786 * execution of previously scheduled commands if RAMROD_CONT is set in 1787 * ramrod_flags. 1788 * 1789 * Returns zero if operation has successfully completed, a positive value if the 1790 * operation has been successfully scheduled and a negative - if a requested 1791 * operations has failed. 1792 */ 1793 int bnx2x_set_mac_one(struct bnx2x *bp, u8 *mac, 1794 struct bnx2x_vlan_mac_obj *obj, bool set, 1795 int mac_type, unsigned long *ramrod_flags); 1796 /** 1797 * bnx2x_del_all_macs - delete all MACs configured for the specific MAC object 1798 * 1799 * @bp: driver handle 1800 * @mac_obj: MAC object handle 1801 * @mac_type: type of the MACs to clear (BNX2X_XXX_MAC) 1802 * @wait_for_comp: if 'true' block until completion 1803 * 1804 * Deletes all MACs of the specific type (e.g. ETH, UC list). 1805 * 1806 * Returns zero if operation has successfully completed, a positive value if the 1807 * operation has been successfully scheduled and a negative - if a requested 1808 * operations has failed. 1809 */ 1810 int bnx2x_del_all_macs(struct bnx2x *bp, 1811 struct bnx2x_vlan_mac_obj *mac_obj, 1812 int mac_type, bool wait_for_comp); 1813 1814 /* Init Function API */ 1815 void bnx2x_func_init(struct bnx2x *bp, struct bnx2x_func_init_params *p); 1816 int bnx2x_get_gpio(struct bnx2x *bp, int gpio_num, u8 port); 1817 int bnx2x_set_gpio(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); 1818 int bnx2x_set_mult_gpio(struct bnx2x *bp, u8 pins, u32 mode); 1819 int bnx2x_set_gpio_int(struct bnx2x *bp, int gpio_num, u32 mode, u8 port); 1820 void bnx2x_read_mf_cfg(struct bnx2x *bp); 1821 1822 1823 /* dmae */ 1824 void bnx2x_read_dmae(struct bnx2x *bp, u32 src_addr, u32 len32); 1825 void bnx2x_write_dmae(struct bnx2x *bp, dma_addr_t dma_addr, u32 dst_addr, 1826 u32 len32); 1827 void bnx2x_post_dmae(struct bnx2x *bp, struct dmae_command *dmae, int idx); 1828 u32 bnx2x_dmae_opcode_add_comp(u32 opcode, u8 comp_type); 1829 u32 bnx2x_dmae_opcode_clr_src_reset(u32 opcode); 1830 u32 bnx2x_dmae_opcode(struct bnx2x *bp, u8 src_type, u8 dst_type, 1831 bool with_comp, u8 comp_type); 1832 1833 1834 void bnx2x_calc_fc_adv(struct bnx2x *bp); 1835 int bnx2x_sp_post(struct bnx2x *bp, int command, int cid, 1836 u32 data_hi, u32 data_lo, int cmd_type); 1837 void bnx2x_update_coalesce(struct bnx2x *bp); 1838 int bnx2x_get_cur_phy_idx(struct bnx2x *bp); 1839 1840 static inline u32 reg_poll(struct bnx2x *bp, u32 reg, u32 expected, int ms, 1841 int wait) 1842 { 1843 u32 val; 1844 1845 do { 1846 val = REG_RD(bp, reg); 1847 if (val == expected) 1848 break; 1849 ms -= wait; 1850 msleep(wait); 1851 1852 } while (ms > 0); 1853 1854 return val; 1855 } 1856 1857 #define BNX2X_ILT_ZALLOC(x, y, size) \ 1858 do { \ 1859 x = dma_alloc_coherent(&bp->pdev->dev, size, y, GFP_KERNEL); \ 1860 if (x) \ 1861 memset(x, 0, size); \ 1862 } while (0) 1863 1864 #define BNX2X_ILT_FREE(x, y, size) \ 1865 do { \ 1866 if (x) { \ 1867 dma_free_coherent(&bp->pdev->dev, size, x, y); \ 1868 x = NULL; \ 1869 y = 0; \ 1870 } \ 1871 } while (0) 1872 1873 #define ILOG2(x) (ilog2((x))) 1874 1875 #define ILT_NUM_PAGE_ENTRIES (3072) 1876 /* In 57710/11 we use whole table since we have 8 func 1877 * In 57712 we have only 4 func, but use same size per func, then only half of 1878 * the table in use 1879 */ 1880 #define ILT_PER_FUNC (ILT_NUM_PAGE_ENTRIES/8) 1881 1882 #define FUNC_ILT_BASE(func) (func * ILT_PER_FUNC) 1883 /* 1884 * the phys address is shifted right 12 bits and has an added 1885 * 1=valid bit added to the 53rd bit 1886 * then since this is a wide register(TM) 1887 * we split it into two 32 bit writes 1888 */ 1889 #define ONCHIP_ADDR1(x) ((u32)(((u64)x >> 12) & 0xFFFFFFFF)) 1890 #define ONCHIP_ADDR2(x) ((u32)((1 << 20) | ((u64)x >> 44))) 1891 1892 /* load/unload mode */ 1893 #define LOAD_NORMAL 0 1894 #define LOAD_OPEN 1 1895 #define LOAD_DIAG 2 1896 #define LOAD_LOOPBACK_EXT 3 1897 #define UNLOAD_NORMAL 0 1898 #define UNLOAD_CLOSE 1 1899 #define UNLOAD_RECOVERY 2 1900 1901 1902 /* DMAE command defines */ 1903 #define DMAE_TIMEOUT -1 1904 #define DMAE_PCI_ERROR -2 /* E2 and onward */ 1905 #define DMAE_NOT_RDY -3 1906 #define DMAE_PCI_ERR_FLAG 0x80000000 1907 1908 #define DMAE_SRC_PCI 0 1909 #define DMAE_SRC_GRC 1 1910 1911 #define DMAE_DST_NONE 0 1912 #define DMAE_DST_PCI 1 1913 #define DMAE_DST_GRC 2 1914 1915 #define DMAE_COMP_PCI 0 1916 #define DMAE_COMP_GRC 1 1917 1918 /* E2 and onward - PCI error handling in the completion */ 1919 1920 #define DMAE_COMP_REGULAR 0 1921 #define DMAE_COM_SET_ERR 1 1922 1923 #define DMAE_CMD_SRC_PCI (DMAE_SRC_PCI << \ 1924 DMAE_COMMAND_SRC_SHIFT) 1925 #define DMAE_CMD_SRC_GRC (DMAE_SRC_GRC << \ 1926 DMAE_COMMAND_SRC_SHIFT) 1927 1928 #define DMAE_CMD_DST_PCI (DMAE_DST_PCI << \ 1929 DMAE_COMMAND_DST_SHIFT) 1930 #define DMAE_CMD_DST_GRC (DMAE_DST_GRC << \ 1931 DMAE_COMMAND_DST_SHIFT) 1932 1933 #define DMAE_CMD_C_DST_PCI (DMAE_COMP_PCI << \ 1934 DMAE_COMMAND_C_DST_SHIFT) 1935 #define DMAE_CMD_C_DST_GRC (DMAE_COMP_GRC << \ 1936 DMAE_COMMAND_C_DST_SHIFT) 1937 1938 #define DMAE_CMD_C_ENABLE DMAE_COMMAND_C_TYPE_ENABLE 1939 1940 #define DMAE_CMD_ENDIANITY_NO_SWAP (0 << DMAE_COMMAND_ENDIANITY_SHIFT) 1941 #define DMAE_CMD_ENDIANITY_B_SWAP (1 << DMAE_COMMAND_ENDIANITY_SHIFT) 1942 #define DMAE_CMD_ENDIANITY_DW_SWAP (2 << DMAE_COMMAND_ENDIANITY_SHIFT) 1943 #define DMAE_CMD_ENDIANITY_B_DW_SWAP (3 << DMAE_COMMAND_ENDIANITY_SHIFT) 1944 1945 #define DMAE_CMD_PORT_0 0 1946 #define DMAE_CMD_PORT_1 DMAE_COMMAND_PORT 1947 1948 #define DMAE_CMD_SRC_RESET DMAE_COMMAND_SRC_RESET 1949 #define DMAE_CMD_DST_RESET DMAE_COMMAND_DST_RESET 1950 #define DMAE_CMD_E1HVN_SHIFT DMAE_COMMAND_E1HVN_SHIFT 1951 1952 #define DMAE_SRC_PF 0 1953 #define DMAE_SRC_VF 1 1954 1955 #define DMAE_DST_PF 0 1956 #define DMAE_DST_VF 1 1957 1958 #define DMAE_C_SRC 0 1959 #define DMAE_C_DST 1 1960 1961 #define DMAE_LEN32_RD_MAX 0x80 1962 #define DMAE_LEN32_WR_MAX(bp) (CHIP_IS_E1(bp) ? 0x400 : 0x2000) 1963 1964 #define DMAE_COMP_VAL 0x60d0d0ae /* E2 and on - upper bit 1965 indicates eror */ 1966 1967 #define MAX_DMAE_C_PER_PORT 8 1968 #define INIT_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ 1969 BP_VN(bp)) 1970 #define PMF_DMAE_C(bp) (BP_PORT(bp) * MAX_DMAE_C_PER_PORT + \ 1971 E1HVN_MAX) 1972 1973 /* PCIE link and speed */ 1974 #define PCICFG_LINK_WIDTH 0x1f00000 1975 #define PCICFG_LINK_WIDTH_SHIFT 20 1976 #define PCICFG_LINK_SPEED 0xf0000 1977 #define PCICFG_LINK_SPEED_SHIFT 16 1978 1979 #define BNX2X_NUM_TESTS_SF 7 1980 #define BNX2X_NUM_TESTS_MF 3 1981 #define BNX2X_NUM_TESTS(bp) (IS_MF(bp) ? BNX2X_NUM_TESTS_MF : \ 1982 BNX2X_NUM_TESTS_SF) 1983 1984 #define BNX2X_PHY_LOOPBACK 0 1985 #define BNX2X_MAC_LOOPBACK 1 1986 #define BNX2X_EXT_LOOPBACK 2 1987 #define BNX2X_PHY_LOOPBACK_FAILED 1 1988 #define BNX2X_MAC_LOOPBACK_FAILED 2 1989 #define BNX2X_EXT_LOOPBACK_FAILED 3 1990 #define BNX2X_LOOPBACK_FAILED (BNX2X_MAC_LOOPBACK_FAILED | \ 1991 BNX2X_PHY_LOOPBACK_FAILED) 1992 1993 1994 #define STROM_ASSERT_ARRAY_SIZE 50 1995 1996 1997 /* must be used on a CID before placing it on a HW ring */ 1998 #define HW_CID(bp, x) ((BP_PORT(bp) << 23) | \ 1999 (BP_VN(bp) << BNX2X_SWCID_SHIFT) | \ 2000 (x)) 2001 2002 #define SP_DESC_CNT (BCM_PAGE_SIZE / sizeof(struct eth_spe)) 2003 #define MAX_SP_DESC_CNT (SP_DESC_CNT - 1) 2004 2005 2006 #define BNX2X_BTR 4 2007 #define MAX_SPQ_PENDING 8 2008 2009 /* CMNG constants, as derived from system spec calculations */ 2010 /* default MIN rate in case VNIC min rate is configured to zero - 100Mbps */ 2011 #define DEF_MIN_RATE 100 2012 /* resolution of the rate shaping timer - 400 usec */ 2013 #define RS_PERIODIC_TIMEOUT_USEC 400 2014 /* number of bytes in single QM arbitration cycle - 2015 * coefficient for calculating the fairness timer */ 2016 #define QM_ARB_BYTES 160000 2017 /* resolution of Min algorithm 1:100 */ 2018 #define MIN_RES 100 2019 /* how many bytes above threshold for the minimal credit of Min algorithm*/ 2020 #define MIN_ABOVE_THRESH 32768 2021 /* Fairness algorithm integration time coefficient - 2022 * for calculating the actual Tfair */ 2023 #define T_FAIR_COEF ((MIN_ABOVE_THRESH + QM_ARB_BYTES) * 8 * MIN_RES) 2024 /* Memory of fairness algorithm . 2 cycles */ 2025 #define FAIR_MEM 2 2026 2027 2028 #define ATTN_NIG_FOR_FUNC (1L << 8) 2029 #define ATTN_SW_TIMER_4_FUNC (1L << 9) 2030 #define GPIO_2_FUNC (1L << 10) 2031 #define GPIO_3_FUNC (1L << 11) 2032 #define GPIO_4_FUNC (1L << 12) 2033 #define ATTN_GENERAL_ATTN_1 (1L << 13) 2034 #define ATTN_GENERAL_ATTN_2 (1L << 14) 2035 #define ATTN_GENERAL_ATTN_3 (1L << 15) 2036 #define ATTN_GENERAL_ATTN_4 (1L << 13) 2037 #define ATTN_GENERAL_ATTN_5 (1L << 14) 2038 #define ATTN_GENERAL_ATTN_6 (1L << 15) 2039 2040 #define ATTN_HARD_WIRED_MASK 0xff00 2041 #define ATTENTION_ID 4 2042 2043 2044 /* stuff added to make the code fit 80Col */ 2045 2046 #define BNX2X_PMF_LINK_ASSERT \ 2047 GENERAL_ATTEN_OFFSET(LINK_SYNC_ATTENTION_BIT_FUNC_0 + BP_FUNC(bp)) 2048 2049 #define BNX2X_MC_ASSERT_BITS \ 2050 (GENERAL_ATTEN_OFFSET(TSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2051 GENERAL_ATTEN_OFFSET(USTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2052 GENERAL_ATTEN_OFFSET(CSTORM_FATAL_ASSERT_ATTENTION_BIT) | \ 2053 GENERAL_ATTEN_OFFSET(XSTORM_FATAL_ASSERT_ATTENTION_BIT)) 2054 2055 #define BNX2X_MCP_ASSERT \ 2056 GENERAL_ATTEN_OFFSET(MCP_FATAL_ASSERT_ATTENTION_BIT) 2057 2058 #define BNX2X_GRC_TIMEOUT GENERAL_ATTEN_OFFSET(LATCHED_ATTN_TIMEOUT_GRC) 2059 #define BNX2X_GRC_RSV (GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCR) | \ 2060 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCT) | \ 2061 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCN) | \ 2062 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCU) | \ 2063 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RBCP) | \ 2064 GENERAL_ATTEN_OFFSET(LATCHED_ATTN_RSVD_GRC)) 2065 2066 #define HW_INTERRUT_ASSERT_SET_0 \ 2067 (AEU_INPUTS_ATTN_BITS_TSDM_HW_INTERRUPT | \ 2068 AEU_INPUTS_ATTN_BITS_TCM_HW_INTERRUPT | \ 2069 AEU_INPUTS_ATTN_BITS_TSEMI_HW_INTERRUPT | \ 2070 AEU_INPUTS_ATTN_BITS_PBCLIENT_HW_INTERRUPT) 2071 #define HW_PRTY_ASSERT_SET_0 (AEU_INPUTS_ATTN_BITS_BRB_PARITY_ERROR | \ 2072 AEU_INPUTS_ATTN_BITS_PARSER_PARITY_ERROR | \ 2073 AEU_INPUTS_ATTN_BITS_TSDM_PARITY_ERROR | \ 2074 AEU_INPUTS_ATTN_BITS_SEARCHER_PARITY_ERROR |\ 2075 AEU_INPUTS_ATTN_BITS_TSEMI_PARITY_ERROR |\ 2076 AEU_INPUTS_ATTN_BITS_TCM_PARITY_ERROR |\ 2077 AEU_INPUTS_ATTN_BITS_PBCLIENT_PARITY_ERROR) 2078 #define HW_INTERRUT_ASSERT_SET_1 \ 2079 (AEU_INPUTS_ATTN_BITS_QM_HW_INTERRUPT | \ 2080 AEU_INPUTS_ATTN_BITS_TIMERS_HW_INTERRUPT | \ 2081 AEU_INPUTS_ATTN_BITS_XSDM_HW_INTERRUPT | \ 2082 AEU_INPUTS_ATTN_BITS_XCM_HW_INTERRUPT | \ 2083 AEU_INPUTS_ATTN_BITS_XSEMI_HW_INTERRUPT | \ 2084 AEU_INPUTS_ATTN_BITS_USDM_HW_INTERRUPT | \ 2085 AEU_INPUTS_ATTN_BITS_UCM_HW_INTERRUPT | \ 2086 AEU_INPUTS_ATTN_BITS_USEMI_HW_INTERRUPT | \ 2087 AEU_INPUTS_ATTN_BITS_UPB_HW_INTERRUPT | \ 2088 AEU_INPUTS_ATTN_BITS_CSDM_HW_INTERRUPT | \ 2089 AEU_INPUTS_ATTN_BITS_CCM_HW_INTERRUPT) 2090 #define HW_PRTY_ASSERT_SET_1 (AEU_INPUTS_ATTN_BITS_PBF_PARITY_ERROR |\ 2091 AEU_INPUTS_ATTN_BITS_QM_PARITY_ERROR | \ 2092 AEU_INPUTS_ATTN_BITS_TIMERS_PARITY_ERROR |\ 2093 AEU_INPUTS_ATTN_BITS_XSDM_PARITY_ERROR | \ 2094 AEU_INPUTS_ATTN_BITS_XCM_PARITY_ERROR |\ 2095 AEU_INPUTS_ATTN_BITS_XSEMI_PARITY_ERROR | \ 2096 AEU_INPUTS_ATTN_BITS_DOORBELLQ_PARITY_ERROR |\ 2097 AEU_INPUTS_ATTN_BITS_NIG_PARITY_ERROR |\ 2098 AEU_INPUTS_ATTN_BITS_VAUX_PCI_CORE_PARITY_ERROR |\ 2099 AEU_INPUTS_ATTN_BITS_DEBUG_PARITY_ERROR | \ 2100 AEU_INPUTS_ATTN_BITS_USDM_PARITY_ERROR | \ 2101 AEU_INPUTS_ATTN_BITS_UCM_PARITY_ERROR |\ 2102 AEU_INPUTS_ATTN_BITS_USEMI_PARITY_ERROR | \ 2103 AEU_INPUTS_ATTN_BITS_UPB_PARITY_ERROR | \ 2104 AEU_INPUTS_ATTN_BITS_CSDM_PARITY_ERROR |\ 2105 AEU_INPUTS_ATTN_BITS_CCM_PARITY_ERROR) 2106 #define HW_INTERRUT_ASSERT_SET_2 \ 2107 (AEU_INPUTS_ATTN_BITS_CSEMI_HW_INTERRUPT | \ 2108 AEU_INPUTS_ATTN_BITS_CDU_HW_INTERRUPT | \ 2109 AEU_INPUTS_ATTN_BITS_DMAE_HW_INTERRUPT | \ 2110 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_HW_INTERRUPT |\ 2111 AEU_INPUTS_ATTN_BITS_MISC_HW_INTERRUPT) 2112 #define HW_PRTY_ASSERT_SET_2 (AEU_INPUTS_ATTN_BITS_CSEMI_PARITY_ERROR | \ 2113 AEU_INPUTS_ATTN_BITS_PXP_PARITY_ERROR | \ 2114 AEU_INPUTS_ATTN_BITS_PXPPCICLOCKCLIENT_PARITY_ERROR |\ 2115 AEU_INPUTS_ATTN_BITS_CFC_PARITY_ERROR | \ 2116 AEU_INPUTS_ATTN_BITS_CDU_PARITY_ERROR | \ 2117 AEU_INPUTS_ATTN_BITS_DMAE_PARITY_ERROR |\ 2118 AEU_INPUTS_ATTN_BITS_IGU_PARITY_ERROR | \ 2119 AEU_INPUTS_ATTN_BITS_MISC_PARITY_ERROR) 2120 2121 #define HW_PRTY_ASSERT_SET_3 (AEU_INPUTS_ATTN_BITS_MCP_LATCHED_ROM_PARITY | \ 2122 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_RX_PARITY | \ 2123 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_UMP_TX_PARITY | \ 2124 AEU_INPUTS_ATTN_BITS_MCP_LATCHED_SCPAD_PARITY) 2125 2126 #define HW_PRTY_ASSERT_SET_4 (AEU_INPUTS_ATTN_BITS_PGLUE_PARITY_ERROR | \ 2127 AEU_INPUTS_ATTN_BITS_ATC_PARITY_ERROR) 2128 2129 #define MULTI_MASK 0x7f 2130 2131 2132 #define DEF_USB_FUNC_OFF offsetof(struct cstorm_def_status_block_u, func) 2133 #define DEF_CSB_FUNC_OFF offsetof(struct cstorm_def_status_block_c, func) 2134 #define DEF_XSB_FUNC_OFF offsetof(struct xstorm_def_status_block, func) 2135 #define DEF_TSB_FUNC_OFF offsetof(struct tstorm_def_status_block, func) 2136 2137 #define DEF_USB_IGU_INDEX_OFF \ 2138 offsetof(struct cstorm_def_status_block_u, igu_index) 2139 #define DEF_CSB_IGU_INDEX_OFF \ 2140 offsetof(struct cstorm_def_status_block_c, igu_index) 2141 #define DEF_XSB_IGU_INDEX_OFF \ 2142 offsetof(struct xstorm_def_status_block, igu_index) 2143 #define DEF_TSB_IGU_INDEX_OFF \ 2144 offsetof(struct tstorm_def_status_block, igu_index) 2145 2146 #define DEF_USB_SEGMENT_OFF \ 2147 offsetof(struct cstorm_def_status_block_u, segment) 2148 #define DEF_CSB_SEGMENT_OFF \ 2149 offsetof(struct cstorm_def_status_block_c, segment) 2150 #define DEF_XSB_SEGMENT_OFF \ 2151 offsetof(struct xstorm_def_status_block, segment) 2152 #define DEF_TSB_SEGMENT_OFF \ 2153 offsetof(struct tstorm_def_status_block, segment) 2154 2155 #define BNX2X_SP_DSB_INDEX \ 2156 (&bp->def_status_blk->sp_sb.\ 2157 index_values[HC_SP_INDEX_ETH_DEF_CONS]) 2158 2159 #define SET_FLAG(value, mask, flag) \ 2160 do {\ 2161 (value) &= ~(mask);\ 2162 (value) |= ((flag) << (mask##_SHIFT));\ 2163 } while (0) 2164 2165 #define GET_FLAG(value, mask) \ 2166 (((value) & (mask)) >> (mask##_SHIFT)) 2167 2168 #define GET_FIELD(value, fname) \ 2169 (((value) & (fname##_MASK)) >> (fname##_SHIFT)) 2170 2171 #define CAM_IS_INVALID(x) \ 2172 (GET_FLAG(x.flags, \ 2173 MAC_CONFIGURATION_ENTRY_ACTION_TYPE) == \ 2174 (T_ETH_MAC_COMMAND_INVALIDATE)) 2175 2176 /* Number of u32 elements in MC hash array */ 2177 #define MC_HASH_SIZE 8 2178 #define MC_HASH_OFFSET(bp, i) (BAR_TSTRORM_INTMEM + \ 2179 TSTORM_APPROXIMATE_MATCH_MULTICAST_FILTERING_OFFSET(BP_FUNC(bp)) + i*4) 2180 2181 2182 #ifndef PXP2_REG_PXP2_INT_STS 2183 #define PXP2_REG_PXP2_INT_STS PXP2_REG_PXP2_INT_STS_0 2184 #endif 2185 2186 #ifndef ETH_MAX_RX_CLIENTS_E2 2187 #define ETH_MAX_RX_CLIENTS_E2 ETH_MAX_RX_CLIENTS_E1H 2188 #endif 2189 2190 #define BNX2X_VPD_LEN 128 2191 #define VENDOR_ID_LEN 4 2192 2193 /* Congestion management fairness mode */ 2194 #define CMNG_FNS_NONE 0 2195 #define CMNG_FNS_MINMAX 1 2196 2197 #define HC_SEG_ACCESS_DEF 0 /*Driver decision 0-3*/ 2198 #define HC_SEG_ACCESS_ATTN 4 2199 #define HC_SEG_ACCESS_NORM 0 /*Driver decision 0-1*/ 2200 2201 static const u32 dmae_reg_go_c[] = { 2202 DMAE_REG_GO_C0, DMAE_REG_GO_C1, DMAE_REG_GO_C2, DMAE_REG_GO_C3, 2203 DMAE_REG_GO_C4, DMAE_REG_GO_C5, DMAE_REG_GO_C6, DMAE_REG_GO_C7, 2204 DMAE_REG_GO_C8, DMAE_REG_GO_C9, DMAE_REG_GO_C10, DMAE_REG_GO_C11, 2205 DMAE_REG_GO_C12, DMAE_REG_GO_C13, DMAE_REG_GO_C14, DMAE_REG_GO_C15 2206 }; 2207 2208 void bnx2x_set_ethtool_ops(struct net_device *netdev); 2209 void bnx2x_notify_link_changed(struct bnx2x *bp); 2210 2211 2212 #define BNX2X_MF_SD_PROTOCOL(bp) \ 2213 ((bp)->mf_config[BP_VN(bp)] & FUNC_MF_CFG_PROTOCOL_MASK) 2214 2215 #define BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) \ 2216 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_ISCSI) 2217 2218 #define BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp) \ 2219 (BNX2X_MF_SD_PROTOCOL(bp) == FUNC_MF_CFG_PROTOCOL_FCOE) 2220 2221 #define IS_MF_ISCSI_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp)) 2222 #define IS_MF_FCOE_SD(bp) (IS_MF_SD(bp) && BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp)) 2223 2224 #define BNX2X_MF_EXT_PROTOCOL_FCOE(bp) ((bp)->mf_ext_config & \ 2225 MACP_FUNC_CFG_FLAGS_FCOE_OFFLOAD) 2226 2227 #define IS_MF_FCOE_AFEX(bp) (IS_MF_AFEX(bp) && BNX2X_MF_EXT_PROTOCOL_FCOE(bp)) 2228 #define IS_MF_STORAGE_SD(bp) (IS_MF_SD(bp) && \ 2229 (BNX2X_IS_MF_SD_PROTOCOL_ISCSI(bp) || \ 2230 BNX2X_IS_MF_SD_PROTOCOL_FCOE(bp))) 2231 2232 enum { 2233 SWITCH_UPDATE, 2234 AFEX_UPDATE, 2235 }; 2236 2237 #define NUM_MACS 8 2238 2239 #endif /* bnx2x.h */ 2240