drivers/net/ethernet/brocade/bna/bna_types.h

   1 /*
   2  * Linux network driver for QLogic BR-series Converged Network Adapter.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License (GPL) Version 2 as
   6  * published by the Free Software Foundation
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  */
  13 /*
  14  * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
  15  * Copyright (c) 2014-2015 QLogic Corporation
  16  * All rights reserved
  17  * www.qlogic.com
  18  */
  19 #ifndef __BNA_TYPES_H__
  20 #define __BNA_TYPES_H__
  21
  22 #include "cna.h"
  23 #include "bna_hw_defs.h"
  24 #include "bfa_cee.h"
  25 #include "bfa_msgq.h"
  26
  27 /* Forward declarations */
  28
  29 struct bna_mcam_handle;
  30 struct bna_txq;
  31 struct bna_tx;
  32 struct bna_rxq;
  33 struct bna_cq;
  34 struct bna_rx;
  35 struct bna_rxf;
  36 struct bna_enet;
  37 struct bna;
  38 struct bnad;
  39
  40 /* Enums, primitive data types */
  41
  42 enum bna_status {
  43         BNA_STATUS_T_DISABLED   = 0,
  44         BNA_STATUS_T_ENABLED    = 1
  45 };
  46
  47 enum bna_cleanup_type {
  48         BNA_HARD_CLEANUP        = 0,
  49         BNA_SOFT_CLEANUP        = 1
  50 };
  51
  52 enum bna_cb_status {
  53         BNA_CB_SUCCESS          = 0,
  54         BNA_CB_FAIL             = 1,
  55         BNA_CB_INTERRUPT        = 2,
  56         BNA_CB_BUSY             = 3,
  57         BNA_CB_INVALID_MAC      = 4,
  58         BNA_CB_MCAST_LIST_FULL  = 5,
  59         BNA_CB_UCAST_CAM_FULL   = 6,
  60         BNA_CB_WAITING          = 7,
  61         BNA_CB_NOT_EXEC         = 8
  62 };
  63
  64 enum bna_res_type {
  65         BNA_RES_T_MEM           = 1,
  66         BNA_RES_T_INTR          = 2
  67 };
  68
  69 enum bna_mem_type {
  70         BNA_MEM_T_KVA           = 1,
  71         BNA_MEM_T_DMA           = 2
  72 };
  73
  74 enum bna_intr_type {
  75         BNA_INTR_T_INTX         = 1,
  76         BNA_INTR_T_MSIX         = 2
  77 };
  78
  79 enum bna_res_req_type {
  80         BNA_RES_MEM_T_COM               = 0,
  81         BNA_RES_MEM_T_ATTR              = 1,
  82         BNA_RES_MEM_T_FWTRC             = 2,
  83         BNA_RES_MEM_T_STATS             = 3,
  84         BNA_RES_T_MAX
  85 };
  86
  87 enum bna_mod_res_req_type {
  88         BNA_MOD_RES_MEM_T_TX_ARRAY      = 0,
  89         BNA_MOD_RES_MEM_T_TXQ_ARRAY     = 1,
  90         BNA_MOD_RES_MEM_T_RX_ARRAY      = 2,
  91         BNA_MOD_RES_MEM_T_RXP_ARRAY     = 3,
  92         BNA_MOD_RES_MEM_T_RXQ_ARRAY     = 4,
  93         BNA_MOD_RES_MEM_T_UCMAC_ARRAY   = 5,
  94         BNA_MOD_RES_MEM_T_MCMAC_ARRAY   = 6,
  95         BNA_MOD_RES_MEM_T_MCHANDLE_ARRAY = 7,
  96         BNA_MOD_RES_T_MAX
  97 };
  98
  99 enum bna_tx_res_req_type {
 100         BNA_TX_RES_MEM_T_TCB    = 0,
 101         BNA_TX_RES_MEM_T_UNMAPQ = 1,
 102         BNA_TX_RES_MEM_T_QPT    = 2,
 103         BNA_TX_RES_MEM_T_SWQPT  = 3,
 104         BNA_TX_RES_MEM_T_PAGE   = 4,
 105         BNA_TX_RES_MEM_T_IBIDX  = 5,
 106         BNA_TX_RES_INTR_T_TXCMPL = 6,
 107         BNA_TX_RES_T_MAX,
 108 };
 109
 110 enum bna_rx_mem_type {
 111         BNA_RX_RES_MEM_T_CCB            = 0,    /* CQ context */
 112         BNA_RX_RES_MEM_T_RCB            = 1,    /* CQ context */
 113         BNA_RX_RES_MEM_T_UNMAPHQ        = 2,
 114         BNA_RX_RES_MEM_T_UNMAPDQ        = 3,
 115         BNA_RX_RES_MEM_T_CQPT           = 4,
 116         BNA_RX_RES_MEM_T_CSWQPT         = 5,
 117         BNA_RX_RES_MEM_T_CQPT_PAGE      = 6,
 118         BNA_RX_RES_MEM_T_HQPT           = 7,
 119         BNA_RX_RES_MEM_T_DQPT           = 8,
 120         BNA_RX_RES_MEM_T_HSWQPT         = 9,
 121         BNA_RX_RES_MEM_T_DSWQPT         = 10,
 122         BNA_RX_RES_MEM_T_DPAGE          = 11,
 123         BNA_RX_RES_MEM_T_HPAGE          = 12,
 124         BNA_RX_RES_MEM_T_IBIDX          = 13,
 125         BNA_RX_RES_MEM_T_RIT            = 14,
 126         BNA_RX_RES_T_INTR               = 15,
 127         BNA_RX_RES_T_MAX                = 16
 128 };
 129
 130 enum bna_tx_type {
 131         BNA_TX_T_REGULAR        = 0,
 132         BNA_TX_T_LOOPBACK       = 1,
 133 };
 134
 135 enum bna_tx_flags {
 136         BNA_TX_F_ENET_STARTED   = 1,
 137         BNA_TX_F_ENABLED        = 2,
 138         BNA_TX_F_PRIO_CHANGED   = 4,
 139         BNA_TX_F_BW_UPDATED     = 8,
 140 };
 141
 142 enum bna_tx_mod_flags {
 143         BNA_TX_MOD_F_ENET_STARTED       = 1,
 144         BNA_TX_MOD_F_ENET_LOOPBACK      = 2,
 145 };
 146
 147 enum bna_rx_type {
 148         BNA_RX_T_REGULAR        = 0,
 149         BNA_RX_T_LOOPBACK       = 1,
 150 };
 151
 152 enum bna_rxp_type {
 153         BNA_RXP_SINGLE          = 1,
 154         BNA_RXP_SLR             = 2,
 155         BNA_RXP_HDS             = 3
 156 };
 157
 158 enum bna_rxmode {
 159         BNA_RXMODE_PROMISC      = 1,
 160         BNA_RXMODE_DEFAULT      = 2,
 161         BNA_RXMODE_ALLMULTI     = 4
 162 };
 163
 164 enum bna_rx_event {
 165         RX_E_START                      = 1,
 166         RX_E_STOP                       = 2,
 167         RX_E_FAIL                       = 3,
 168         RX_E_STARTED                    = 4,
 169         RX_E_STOPPED                    = 5,
 170         RX_E_RXF_STARTED                = 6,
 171         RX_E_RXF_STOPPED                = 7,
 172         RX_E_CLEANUP_DONE               = 8,
 173 };
 174
 175 enum bna_rx_flags {
 176         BNA_RX_F_ENET_STARTED   = 1,
 177         BNA_RX_F_ENABLED        = 2,
 178 };
 179
 180 enum bna_rx_mod_flags {
 181         BNA_RX_MOD_F_ENET_STARTED       = 1,
 182         BNA_RX_MOD_F_ENET_LOOPBACK      = 2,
 183 };
 184
 185 enum bna_rxf_flags {
 186         BNA_RXF_F_PAUSED                = 1,
 187 };
 188
 189 enum bna_rxf_event {
 190         RXF_E_START                     = 1,
 191         RXF_E_STOP                      = 2,
 192         RXF_E_FAIL                      = 3,
 193         RXF_E_CONFIG                    = 4,
 194         RXF_E_PAUSE                     = 5,
 195         RXF_E_RESUME                    = 6,
 196         RXF_E_FW_RESP                   = 7,
 197 };
 198
 199 enum bna_enet_type {
 200         BNA_ENET_T_REGULAR              = 0,
 201         BNA_ENET_T_LOOPBACK_INTERNAL    = 1,
 202         BNA_ENET_T_LOOPBACK_EXTERNAL    = 2,
 203 };
 204
 205 enum bna_link_status {
 206         BNA_LINK_DOWN           = 0,
 207         BNA_LINK_UP             = 1,
 208         BNA_CEE_UP              = 2
 209 };
 210
 211 enum bna_ethport_flags {
 212         BNA_ETHPORT_F_ADMIN_UP          = 1,
 213         BNA_ETHPORT_F_PORT_ENABLED      = 2,
 214         BNA_ETHPORT_F_RX_STARTED        = 4,
 215 };
 216
 217 enum bna_enet_flags {
 218         BNA_ENET_F_IOCETH_READY         = 1,
 219         BNA_ENET_F_ENABLED              = 2,
 220         BNA_ENET_F_PAUSE_CHANGED        = 4,
 221         BNA_ENET_F_MTU_CHANGED          = 8
 222 };
 223
 224 enum bna_rss_flags {
 225         BNA_RSS_F_RIT_PENDING           = 1,
 226         BNA_RSS_F_CFG_PENDING           = 2,
 227         BNA_RSS_F_STATUS_PENDING        = 4,
 228 };
 229
 230 enum bna_mod_flags {
 231         BNA_MOD_F_INIT_DONE             = 1,
 232 };
 233
 234 enum bna_pkt_rates {
 235         BNA_PKT_RATE_10K                = 10000,
 236         BNA_PKT_RATE_20K                = 20000,
 237         BNA_PKT_RATE_30K                = 30000,
 238         BNA_PKT_RATE_40K                = 40000,
 239         BNA_PKT_RATE_50K                = 50000,
 240         BNA_PKT_RATE_60K                = 60000,
 241         BNA_PKT_RATE_70K                = 70000,
 242         BNA_PKT_RATE_80K                = 80000,
 243 };
 244
 245 enum bna_dim_load_types {
 246         BNA_LOAD_T_HIGH_4               = 0, /* 80K <= r */
 247         BNA_LOAD_T_HIGH_3               = 1, /* 60K <= r < 80K */
 248         BNA_LOAD_T_HIGH_2               = 2, /* 50K <= r < 60K */
 249         BNA_LOAD_T_HIGH_1               = 3, /* 40K <= r < 50K */
 250         BNA_LOAD_T_LOW_1                = 4, /* 30K <= r < 40K */
 251         BNA_LOAD_T_LOW_2                = 5, /* 20K <= r < 30K */
 252         BNA_LOAD_T_LOW_3                = 6, /* 10K <= r < 20K */
 253         BNA_LOAD_T_LOW_4                = 7, /* r < 10K */
 254         BNA_LOAD_T_MAX                  = 8
 255 };
 256
 257 enum bna_dim_bias_types {
 258         BNA_BIAS_T_SMALL                = 0, /* small pkts > (large pkts * 2) */
 259         BNA_BIAS_T_LARGE                = 1, /* Not BNA_BIAS_T_SMALL */
 260         BNA_BIAS_T_MAX                  = 2
 261 };
 262
 263 #define BNA_MAX_NAME_SIZE       64
 264 struct bna_ident {
 265         int                     id;
 266         char                    name[BNA_MAX_NAME_SIZE];
 267 };
 268
 269 struct bna_mac {
 270         /* This should be the first one */
 271         struct list_head                        qe;
 272         u8                      addr[ETH_ALEN];
 273         struct bna_mcam_handle *handle;
 274 };
 275
 276 struct bna_mem_descr {
 277         u32             len;
 278         void            *kva;
 279         struct bna_dma_addr dma;
 280 };
 281
 282 struct bna_mem_info {
 283         enum bna_mem_type mem_type;
 284         u32             len;
 285         u32             num;
 286         u32             align_sz; /* 0/1 = no alignment */
 287         struct bna_mem_descr *mdl;
 288         void                    *cookie; /* For bnad to unmap dma later */
 289 };
 290
 291 struct bna_intr_descr {
 292         int                     vector;
 293 };
 294
 295 struct bna_intr_info {
 296         enum bna_intr_type intr_type;
 297         int                     num;
 298         struct bna_intr_descr *idl;
 299 };
 300
 301 union bna_res_u {
 302         struct bna_mem_info mem_info;
 303         struct bna_intr_info intr_info;
 304 };
 305
 306 struct bna_res_info {
 307         enum bna_res_type res_type;
 308         union bna_res_u         res_u;
 309 };
 310
 311 /* HW QPT */
 312 struct bna_qpt {
 313         struct bna_dma_addr hw_qpt_ptr;
 314         void            *kv_qpt_ptr;
 315         u32             page_count;
 316         u32             page_size;
 317 };
 318
 319 struct bna_attr {
 320         bool                    fw_query_complete;
 321         int                     num_txq;
 322         int                     num_rxp;
 323         int                     num_ucmac;
 324         int                     num_mcmac;
 325         int                     max_rit_size;
 326 };
 327
 328 /* IOCEth */
 329
 330 struct bna_ioceth {
 331         bfa_fsm_t               fsm;
 332         struct bfa_ioc ioc;
 333
 334         struct bna_attr attr;
 335         struct bfa_msgq_cmd_entry msgq_cmd;
 336         struct bfi_enet_attr_req attr_req;
 337
 338         void (*stop_cbfn)(struct bnad *bnad);
 339         struct bnad *stop_cbarg;
 340
 341         struct bna *bna;
 342 };
 343
 344 /* Enet */
 345
 346 /* Pause configuration */
 347 struct bna_pause_config {
 348         enum bna_status tx_pause;
 349         enum bna_status rx_pause;
 350 };
 351
 352 struct bna_enet {
 353         bfa_fsm_t               fsm;
 354         enum bna_enet_flags flags;
 355
 356         enum bna_enet_type type;
 357
 358         struct bna_pause_config pause_config;
 359         int                     mtu;
 360
 361         /* Callback for bna_enet_disable(), enet_stop() */
 362         void (*stop_cbfn)(void *);
 363         void                    *stop_cbarg;
 364
 365         /* Callback for bna_enet_mtu_set() */
 366         void (*mtu_cbfn)(struct bnad *);
 367
 368         struct bfa_wc           chld_stop_wc;
 369
 370         struct bfa_msgq_cmd_entry msgq_cmd;
 371         struct bfi_enet_set_pause_req pause_req;
 372
 373         struct bna *bna;
 374 };
 375
 376 /* Ethport */
 377
 378 struct bna_ethport {
 379         bfa_fsm_t               fsm;
 380         enum bna_ethport_flags flags;
 381
 382         enum bna_link_status link_status;
 383
 384         int                     rx_started_count;
 385
 386         void (*stop_cbfn)(struct bna_enet *);
 387
 388         void (*adminup_cbfn)(struct bnad *, enum bna_cb_status);
 389
 390         void (*link_cbfn)(struct bnad *, enum bna_link_status);
 391
 392         struct bfa_msgq_cmd_entry msgq_cmd;
 393         union {
 394                 struct bfi_enet_enable_req admin_req;
 395                 struct bfi_enet_diag_lb_req lpbk_req;
 396         } bfi_enet_cmd;
 397
 398         struct bna *bna;
 399 };
 400
 401 /* Interrupt Block */
 402
 403 /* Doorbell structure */
 404 struct bna_ib_dbell {
 405         void __iomem   *doorbell_addr;
 406         u32             doorbell_ack;
 407 };
 408
 409 /* IB structure */
 410 struct bna_ib {
 411         struct bna_dma_addr ib_seg_host_addr;
 412         void            *ib_seg_host_addr_kva;
 413
 414         struct bna_ib_dbell door_bell;
 415
 416         enum bna_intr_type      intr_type;
 417         int                     intr_vector;
 418
 419         u8                      coalescing_timeo;    /* Unit is 5usec. */
 420
 421         int                     interpkt_count;
 422         int                     interpkt_timeo;
 423 };
 424
 425 /* Tx object */
 426
 427 /* Tx datapath control structure */
 428 #define BNA_Q_NAME_SIZE         16
 429 struct bna_tcb {
 430         /* Fast path */
 431         void                    **sw_qpt;
 432         void                    *sw_q;
 433         void                    *unmap_q;
 434         u32             producer_index;
 435         u32             consumer_index;
 436         volatile u32    *hw_consumer_index;
 437         u32             q_depth;
 438         void __iomem   *q_dbell;
 439         struct bna_ib_dbell *i_dbell;
 440         /* Control path */
 441         struct bna_txq *txq;
 442         struct bnad *bnad;
 443         void                    *priv; /* BNAD's cookie */
 444         enum bna_intr_type intr_type;
 445         int                     intr_vector;
 446         u8                      priority; /* Current priority */
 447         unsigned long           flags; /* Used by bnad as required */
 448         int                     id;
 449         char                    name[BNA_Q_NAME_SIZE];
 450 };
 451
 452 /* TxQ QPT and configuration */
 453 struct bna_txq {
 454         /* This should be the first one */
 455         struct list_head                        qe;
 456
 457         u8                      priority;
 458
 459         struct bna_qpt qpt;
 460         struct bna_tcb *tcb;
 461         struct bna_ib ib;
 462
 463         struct bna_tx *tx;
 464
 465         int                     hw_id;
 466
 467         u64             tx_packets;
 468         u64             tx_bytes;
 469 };
 470
 471 /* Tx object */
 472 struct bna_tx {
 473         /* This should be the first one */
 474         struct list_head                        qe;
 475         int                     rid;
 476         int                     hw_id;
 477
 478         bfa_fsm_t               fsm;
 479         enum bna_tx_flags flags;
 480
 481         enum bna_tx_type type;
 482         int                     num_txq;
 483
 484         struct list_head                        txq_q;
 485         u16                     txf_vlan_id;
 486
 487         /* Tx event handlers */
 488         void (*tcb_setup_cbfn)(struct bnad *, struct bna_tcb *);
 489         void (*tcb_destroy_cbfn)(struct bnad *, struct bna_tcb *);
 490         void (*tx_stall_cbfn)(struct bnad *, struct bna_tx *);
 491         void (*tx_resume_cbfn)(struct bnad *, struct bna_tx *);
 492         void (*tx_cleanup_cbfn)(struct bnad *, struct bna_tx *);
 493
 494         /* callback for bna_tx_disable(), bna_tx_stop() */
 495         void (*stop_cbfn)(void *arg, struct bna_tx *tx);
 496         void                    *stop_cbarg;
 497
 498         /* callback for bna_tx_prio_set() */
 499         void (*prio_change_cbfn)(struct bnad *bnad, struct bna_tx *tx);
 500
 501         struct bfa_msgq_cmd_entry msgq_cmd;
 502         union {
 503                 struct bfi_enet_tx_cfg_req      cfg_req;
 504                 struct bfi_enet_req             req;
 505                 struct bfi_enet_tx_cfg_rsp      cfg_rsp;
 506         } bfi_enet_cmd;
 507
 508         struct bna *bna;
 509         void                    *priv;  /* bnad's cookie */
 510 };
 511
 512 /* Tx object configuration used during creation */
 513 struct bna_tx_config {
 514         int                     num_txq;
 515         int                     txq_depth;
 516         int                     coalescing_timeo;
 517         enum bna_tx_type tx_type;
 518 };
 519
 520 struct bna_tx_event_cbfn {
 521         /* Optional */
 522         void (*tcb_setup_cbfn)(struct bnad *, struct bna_tcb *);
 523         void (*tcb_destroy_cbfn)(struct bnad *, struct bna_tcb *);
 524         /* Mandatory */
 525         void (*tx_stall_cbfn)(struct bnad *, struct bna_tx *);
 526         void (*tx_resume_cbfn)(struct bnad *, struct bna_tx *);
 527         void (*tx_cleanup_cbfn)(struct bnad *, struct bna_tx *);
 528 };
 529
 530 /* Tx module - keeps track of free, active tx objects */
 531 struct bna_tx_mod {
 532         struct bna_tx *tx;              /* BFI_MAX_TXQ entries */
 533         struct bna_txq *txq;            /* BFI_MAX_TXQ entries */
 534
 535         struct list_head                        tx_free_q;
 536         struct list_head                        tx_active_q;
 537
 538         struct list_head                        txq_free_q;
 539
 540         /* callback for bna_tx_mod_stop() */
 541         void (*stop_cbfn)(struct bna_enet *enet);
 542
 543         struct bfa_wc           tx_stop_wc;
 544
 545         enum bna_tx_mod_flags flags;
 546
 547         u8                      prio_map;
 548         int                     default_prio;
 549         int                     iscsi_over_cee;
 550         int                     iscsi_prio;
 551         int                     prio_reconfigured;
 552
 553         u32                     rid_mask;
 554
 555         struct bna *bna;
 556 };
 557
 558 /* Rx object */
 559
 560 /* Rx datapath control structure */
 561 struct bna_rcb {
 562         /* Fast path */
 563         void                    **sw_qpt;
 564         void                    *sw_q;
 565         void                    *unmap_q;
 566         u32             producer_index;
 567         u32             consumer_index;
 568         u32             q_depth;
 569         void __iomem   *q_dbell;
 570         /* Control path */
 571         struct bna_rxq *rxq;
 572         struct bna_ccb *ccb;
 573         struct bnad *bnad;
 574         void                    *priv; /* BNAD's cookie */
 575         unsigned long           flags;
 576         int                     id;
 577 };
 578
 579 /* RxQ structure - QPT, configuration */
 580 struct bna_rxq {
 581         struct list_head                        qe;
 582
 583         int                     buffer_size;
 584         int                     q_depth;
 585         u32                     num_vecs;
 586         enum bna_status         multi_buffer;
 587
 588         struct bna_qpt qpt;
 589         struct bna_rcb *rcb;
 590
 591         struct bna_rxp *rxp;
 592         struct bna_rx *rx;
 593
 594         int                     hw_id;
 595
 596         u64             rx_packets;
 597         u64             rx_bytes;
 598         u64             rx_packets_with_error;
 599         u64             rxbuf_alloc_failed;
 600 };
 601
 602 /* RxQ pair */
 603 union bna_rxq_u {
 604         struct {
 605                 struct bna_rxq *hdr;
 606                 struct bna_rxq *data;
 607         } hds;
 608         struct {
 609                 struct bna_rxq *small;
 610                 struct bna_rxq *large;
 611         } slr;
 612         struct {
 613                 struct bna_rxq *only;
 614                 struct bna_rxq *reserved;
 615         } single;
 616 };
 617
 618 /* Packet rate for Dynamic Interrupt Moderation */
 619 struct bna_pkt_rate {
 620         u32             small_pkt_cnt;
 621         u32             large_pkt_cnt;
 622 };
 623
 624 /* Completion control structure */
 625 struct bna_ccb {
 626         /* Fast path */
 627         void                    **sw_qpt;
 628         void                    *sw_q;
 629         u32             producer_index;
 630         volatile u32    *hw_producer_index;
 631         u32             q_depth;
 632         struct bna_ib_dbell *i_dbell;
 633         struct bna_rcb *rcb[2];
 634         void                    *ctrl; /* For bnad */
 635         struct bna_pkt_rate pkt_rate;
 636         u32                     pkts_una;
 637         u32                     bytes_per_intr;
 638
 639         /* Control path */
 640         struct bna_cq *cq;
 641         struct bnad *bnad;
 642         void                    *priv; /* BNAD's cookie */
 643         enum bna_intr_type intr_type;
 644         int                     intr_vector;
 645         u8                      rx_coalescing_timeo; /* For NAPI */
 646         int                     id;
 647         char                    name[BNA_Q_NAME_SIZE];
 648 };
 649
 650 /* CQ QPT, configuration  */
 651 struct bna_cq {
 652         struct bna_qpt qpt;
 653         struct bna_ccb *ccb;
 654
 655         struct bna_ib ib;
 656
 657         struct bna_rx *rx;
 658 };
 659
 660 struct bna_rss_config {
 661         enum bfi_enet_rss_type  hash_type;
 662         u8                      hash_mask;
 663         u32             toeplitz_hash_key[BFI_ENET_RSS_KEY_LEN];
 664 };
 665
 666 struct bna_hds_config {
 667         enum bfi_enet_hds_type  hdr_type;
 668         int                     forced_offset;
 669 };
 670
 671 /* Rx object configuration used during creation */
 672 struct bna_rx_config {
 673         enum bna_rx_type rx_type;
 674         int                     num_paths;
 675         enum bna_rxp_type rxp_type;
 676         int                     paused;
 677         int                     coalescing_timeo;
 678         /*
 679          * Small/Large (or Header/Data) buffer size to be configured
 680          * for SLR and HDS queue type.
 681          */
 682         u32                     frame_size;
 683
 684         /* header or small queue */
 685         u32                     q1_depth;
 686         u32                     q1_buf_size;
 687
 688         /* data or large queue */
 689         u32                     q0_depth;
 690         u32                     q0_buf_size;
 691         u32                     q0_num_vecs;
 692         enum bna_status         q0_multi_buf;
 693
 694         enum bna_status rss_status;
 695         struct bna_rss_config rss_config;
 696
 697         struct bna_hds_config hds_config;
 698
 699         enum bna_status vlan_strip_status;
 700 };
 701
 702 /* Rx Path structure - one per MSIX vector/CPU */
 703 struct bna_rxp {
 704         /* This should be the first one */
 705         struct list_head                        qe;
 706
 707         enum bna_rxp_type type;
 708         union   bna_rxq_u       rxq;
 709         struct bna_cq cq;
 710
 711         struct bna_rx *rx;
 712
 713         /* MSI-x vector number for configuring RSS */
 714         int                     vector;
 715         int                     hw_id;
 716 };
 717
 718 /* RxF structure (hardware Rx Function) */
 719 struct bna_rxf {
 720         bfa_fsm_t               fsm;
 721         enum bna_rxf_flags flags;
 722
 723         struct bfa_msgq_cmd_entry msgq_cmd;
 724         union {
 725                 struct bfi_enet_enable_req req;
 726                 struct bfi_enet_rss_cfg_req rss_req;
 727                 struct bfi_enet_rit_req rit_req;
 728                 struct bfi_enet_rx_vlan_req vlan_req;
 729                 struct bfi_enet_mcast_add_req mcast_add_req;
 730                 struct bfi_enet_mcast_del_req mcast_del_req;
 731                 struct bfi_enet_ucast_req ucast_req;
 732         } bfi_enet_cmd;
 733
 734         /* callback for bna_rxf_start() */
 735         void (*start_cbfn) (struct bna_rx *rx);
 736         struct bna_rx *start_cbarg;
 737
 738         /* callback for bna_rxf_stop() */
 739         void (*stop_cbfn) (struct bna_rx *rx);
 740         struct bna_rx *stop_cbarg;
 741
 742         /**
 743          * callback for:
 744          *      bna_rxf_ucast_set()
 745          *      bna_rxf_{ucast/mcast}_add(),
 746          *      bna_rxf_{ucast/mcast}_del(),
 747          *      bna_rxf_mode_set()
 748          */
 749         void (*cam_fltr_cbfn)(struct bnad *bnad, struct bna_rx *rx);
 750         struct bnad *cam_fltr_cbarg;
 751
 752         /* List of unicast addresses yet to be applied to h/w */
 753         struct list_head                        ucast_pending_add_q;
 754         struct list_head                        ucast_pending_del_q;
 755         struct bna_mac *ucast_pending_mac;
 756         int                     ucast_pending_set;
 757         /* ucast addresses applied to the h/w */
 758         struct list_head                        ucast_active_q;
 759         struct bna_mac ucast_active_mac;
 760         int                     ucast_active_set;
 761
 762         /* List of multicast addresses yet to be applied to h/w */
 763         struct list_head                        mcast_pending_add_q;
 764         struct list_head                        mcast_pending_del_q;
 765         /* multicast addresses applied to the h/w */
 766         struct list_head                        mcast_active_q;
 767         struct list_head                        mcast_handle_q;
 768
 769         /* Rx modes yet to be applied to h/w */
 770         enum bna_rxmode rxmode_pending;
 771         enum bna_rxmode rxmode_pending_bitmask;
 772         /* Rx modes applied to h/w */
 773         enum bna_rxmode rxmode_active;
 774
 775         u8                      vlan_pending_bitmask;
 776         enum bna_status vlan_filter_status;
 777         u32     vlan_filter_table[(BFI_ENET_VLAN_ID_MAX) / 32];
 778         bool                    vlan_strip_pending;
 779         enum bna_status         vlan_strip_status;
 780
 781         enum bna_rss_flags      rss_pending;
 782         enum bna_status         rss_status;
 783         struct bna_rss_config   rss_cfg;
 784         u8                      *rit;
 785         int                     rit_size;
 786
 787         struct bna_rx           *rx;
 788 };
 789
 790 /* Rx object */
 791 struct bna_rx {
 792         /* This should be the first one */
 793         struct list_head                        qe;
 794         int                     rid;
 795         int                     hw_id;
 796
 797         bfa_fsm_t               fsm;
 798
 799         enum bna_rx_type type;
 800
 801         int                     num_paths;
 802         struct list_head                        rxp_q;
 803
 804         struct bna_hds_config   hds_cfg;
 805
 806         struct bna_rxf rxf;
 807
 808         enum bna_rx_flags rx_flags;
 809
 810         struct bfa_msgq_cmd_entry msgq_cmd;
 811         union {
 812                 struct bfi_enet_rx_cfg_req      cfg_req;
 813                 struct bfi_enet_req             req;
 814                 struct bfi_enet_rx_cfg_rsp      cfg_rsp;
 815         } bfi_enet_cmd;
 816
 817         /* Rx event handlers */
 818         void (*rcb_setup_cbfn)(struct bnad *, struct bna_rcb *);
 819         void (*rcb_destroy_cbfn)(struct bnad *, struct bna_rcb *);
 820         void (*ccb_setup_cbfn)(struct bnad *, struct bna_ccb *);
 821         void (*ccb_destroy_cbfn)(struct bnad *, struct bna_ccb *);
 822         void (*rx_stall_cbfn)(struct bnad *, struct bna_rx *);
 823         void (*rx_cleanup_cbfn)(struct bnad *, struct bna_rx *);
 824         void (*rx_post_cbfn)(struct bnad *, struct bna_rx *);
 825
 826         /* callback for bna_rx_disable(), bna_rx_stop() */
 827         void (*stop_cbfn)(void *arg, struct bna_rx *rx);
 828         void                    *stop_cbarg;
 829
 830         struct bna *bna;
 831         void                    *priv; /* bnad's cookie */
 832 };
 833
 834 struct bna_rx_event_cbfn {
 835         /* Optional */
 836         void (*rcb_setup_cbfn)(struct bnad *, struct bna_rcb *);
 837         void (*rcb_destroy_cbfn)(struct bnad *, struct bna_rcb *);
 838         void (*ccb_setup_cbfn)(struct bnad *, struct bna_ccb *);
 839         void (*ccb_destroy_cbfn)(struct bnad *, struct bna_ccb *);
 840         void (*rx_stall_cbfn)(struct bnad *, struct bna_rx *);
 841         /* Mandatory */
 842         void (*rx_cleanup_cbfn)(struct bnad *, struct bna_rx *);
 843         void (*rx_post_cbfn)(struct bnad *, struct bna_rx *);
 844 };
 845
 846 /* Rx module - keeps track of free, active rx objects */
 847 struct bna_rx_mod {
 848         struct bna *bna;                /* back pointer to parent */
 849         struct bna_rx *rx;              /* BFI_MAX_RXQ entries */
 850         struct bna_rxp *rxp;            /* BFI_MAX_RXQ entries */
 851         struct bna_rxq *rxq;            /* BFI_MAX_RXQ entries */
 852
 853         struct list_head                        rx_free_q;
 854         struct list_head                        rx_active_q;
 855         int                     rx_free_count;
 856
 857         struct list_head                        rxp_free_q;
 858         int                     rxp_free_count;
 859
 860         struct list_head                        rxq_free_q;
 861         int                     rxq_free_count;
 862
 863         enum bna_rx_mod_flags flags;
 864
 865         /* callback for bna_rx_mod_stop() */
 866         void (*stop_cbfn)(struct bna_enet *enet);
 867
 868         struct bfa_wc           rx_stop_wc;
 869         u32             dim_vector[BNA_LOAD_T_MAX][BNA_BIAS_T_MAX];
 870         u32             rid_mask;
 871 };
 872
 873 /* CAM */
 874
 875 struct bna_ucam_mod {
 876         struct bna_mac *ucmac;          /* num_ucmac * 2 entries */
 877         struct list_head                        free_q;
 878         struct list_head                        del_q;
 879
 880         struct bna *bna;
 881 };
 882
 883 struct bna_mcam_handle {
 884         /* This should be the first one */
 885         struct list_head                        qe;
 886         int                     handle;
 887         int                     refcnt;
 888 };
 889
 890 struct bna_mcam_mod {
 891         struct bna_mac *mcmac;          /* num_mcmac * 2 entries */
 892         struct bna_mcam_handle *mchandle;       /* num_mcmac entries */
 893         struct list_head                        free_q;
 894         struct list_head                        del_q;
 895         struct list_head                        free_handle_q;
 896
 897         struct bna *bna;
 898 };
 899
 900 /* Statistics */
 901
 902 struct bna_stats {
 903         struct bna_dma_addr     hw_stats_dma;
 904         struct bfi_enet_stats   *hw_stats_kva;
 905         struct bfi_enet_stats   hw_stats;
 906 };
 907
 908 struct bna_stats_mod {
 909         bool            ioc_ready;
 910         bool            stats_get_busy;
 911         bool            stats_clr_busy;
 912         struct bfa_msgq_cmd_entry stats_get_cmd;
 913         struct bfa_msgq_cmd_entry stats_clr_cmd;
 914         struct bfi_enet_stats_req stats_get;
 915         struct bfi_enet_stats_req stats_clr;
 916 };
 917
 918 /* BNA */
 919
 920 struct bna {
 921         struct bna_ident ident;
 922         struct bfa_pcidev pcidev;
 923
 924         struct bna_reg regs;
 925         struct bna_bit_defn bits;
 926
 927         struct bna_stats stats;
 928
 929         struct bna_ioceth ioceth;
 930         struct bfa_cee cee;
 931         struct bfa_flash flash;
 932         struct bfa_msgq msgq;
 933
 934         struct bna_ethport ethport;
 935         struct bna_enet enet;
 936         struct bna_stats_mod stats_mod;
 937
 938         struct bna_tx_mod tx_mod;
 939         struct bna_rx_mod rx_mod;
 940         struct bna_ucam_mod ucam_mod;
 941         struct bna_mcam_mod mcam_mod;
 942
 943         enum bna_mod_flags mod_flags;
 944
 945         int                     default_mode_rid;
 946         int                     promisc_rid;
 947
 948         struct bnad *bnad;
 949 };
 950 #endif  /* __BNA_TYPES_H__ */