linux/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.h
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   1/* bnx2x_sriov.h: QLogic Everest network driver.
   2 *
   3 * Copyright 2009-2013 Broadcom Corporation
   4 * Copyright 2014 QLogic Corporation
   5 * All rights reserved
   6 *
   7 * Unless you and QLogic execute a separate written software license
   8 * agreement governing use of this software, this software is licensed to you
   9 * under the terms of the GNU General Public License version 2, available
  10 * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL").
  11 *
  12 * Notwithstanding the above, under no circumstances may you combine this
  13 * software in any way with any other QLogic software provided under a
  14 * license other than the GPL, without QLogic's express prior written
  15 * consent.
  16 *
  17 * Maintained by: Ariel Elior <ariel.elior@qlogic.com>
  18 * Written by: Shmulik Ravid
  19 *             Ariel Elior <ariel.elior@qlogic.com>
  20 */
  21#ifndef BNX2X_SRIOV_H
  22#define BNX2X_SRIOV_H
  23
  24#include "bnx2x_vfpf.h"
  25#include "bnx2x.h"
  26
  27enum sample_bulletin_result {
  28           PFVF_BULLETIN_UNCHANGED,
  29           PFVF_BULLETIN_UPDATED,
  30           PFVF_BULLETIN_CRC_ERR
  31};
  32
  33#ifdef CONFIG_BNX2X_SRIOV
  34
  35extern struct workqueue_struct *bnx2x_iov_wq;
  36
  37/* The bnx2x device structure holds vfdb structure described below.
  38 * The VF array is indexed by the relative vfid.
  39 */
  40#define BNX2X_VF_MAX_QUEUES             16
  41#define BNX2X_VF_MAX_TPA_AGG_QUEUES     8
  42
  43struct bnx2x_sriov {
  44        u32 first_vf_in_pf;
  45
  46        /* standard SRIOV capability fields, mostly for debugging */
  47        int pos;                /* capability position */
  48        int nres;               /* number of resources */
  49        u32 cap;                /* SR-IOV Capabilities */
  50        u16 ctrl;               /* SR-IOV Control */
  51        u16 total;              /* total VFs associated with the PF */
  52        u16 initial;            /* initial VFs associated with the PF */
  53        u16 nr_virtfn;          /* number of VFs available */
  54        u16 offset;             /* first VF Routing ID offset */
  55        u16 stride;             /* following VF stride */
  56        u32 pgsz;               /* page size for BAR alignment */
  57        u8 link;                /* Function Dependency Link */
  58};
  59
  60/* bars */
  61struct bnx2x_vf_bar {
  62        u64 bar;
  63        u32 size;
  64};
  65
  66struct bnx2x_vf_bar_info {
  67        struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
  68        u8 nr_bars;
  69};
  70
  71/* vf queue (used both for rx or tx) */
  72struct bnx2x_vf_queue {
  73        struct eth_context              *cxt;
  74
  75        /* MACs object */
  76        struct bnx2x_vlan_mac_obj       mac_obj;
  77
  78        /* VLANs object */
  79        struct bnx2x_vlan_mac_obj       vlan_obj;
  80
  81        /* VLAN-MACs object */
  82        struct bnx2x_vlan_mac_obj       vlan_mac_obj;
  83
  84        unsigned long accept_flags;     /* last accept flags configured */
  85
  86        /* Queue Slow-path State object */
  87        struct bnx2x_queue_sp_obj       sp_obj;
  88
  89        u32 cid;
  90        u16 index;
  91        u16 sb_idx;
  92        bool is_leading;
  93        bool sp_initialized;
  94};
  95
  96/* struct bnx2x_vf_queue_construct_params - prepare queue construction
  97 * parameters: q-init, q-setup and SB index
  98 */
  99struct bnx2x_vf_queue_construct_params {
 100        struct bnx2x_queue_state_params         qstate;
 101        struct bnx2x_queue_setup_params         prep_qsetup;
 102};
 103
 104/* forward */
 105struct bnx2x_virtf;
 106
 107/* VFOP definitions */
 108
 109struct bnx2x_vf_mac_vlan_filter {
 110        int type;
 111#define BNX2X_VF_FILTER_MAC     BIT(0)
 112#define BNX2X_VF_FILTER_VLAN    BIT(1)
 113#define BNX2X_VF_FILTER_VLAN_MAC \
 114        (BNX2X_VF_FILTER_MAC | BNX2X_VF_FILTER_VLAN) /*shortcut*/
 115
 116        bool add;
 117        bool applied;
 118        u8 *mac;
 119        u16 vid;
 120};
 121
 122struct bnx2x_vf_mac_vlan_filters {
 123        int count;
 124        struct bnx2x_vf_mac_vlan_filter filters[];
 125};
 126
 127/* vf context */
 128struct bnx2x_virtf {
 129        u16 cfg_flags;
 130#define VF_CFG_STATS_COALESCE   0x1
 131#define VF_CFG_EXT_BULLETIN     0x2
 132#define VF_CFG_VLAN_FILTER      0x4
 133        u8 link_cfg;            /* IFLA_VF_LINK_STATE_AUTO
 134                                 * IFLA_VF_LINK_STATE_ENABLE
 135                                 * IFLA_VF_LINK_STATE_DISABLE
 136                                 */
 137        u8 state;
 138#define VF_FREE         0       /* VF ready to be acquired holds no resc */
 139#define VF_ACQUIRED     1       /* VF acquired, but not initialized */
 140#define VF_ENABLED      2       /* VF Enabled */
 141#define VF_RESET        3       /* VF FLR'd, pending cleanup */
 142
 143        bool flr_clnup_stage;   /* true during flr cleanup */
 144        bool malicious;         /* true if FW indicated so, until FLR */
 145        /* 1(true) if spoof check is enabled */
 146        u8 spoofchk;
 147
 148        /* dma */
 149        dma_addr_t fw_stat_map;
 150        u16 stats_stride;
 151        dma_addr_t bulletin_map;
 152
 153        /* Allocated resources counters. Before the VF is acquired, the
 154         * counters hold the following values:
 155         *
 156         * - xxq_count = 0 as the queues memory is not allocated yet.
 157         *
 158         * - sb_count  = The number of status blocks configured for this VF in
 159         *               the IGU CAM. Initially read during probe.
 160         *
 161         * - xx_rules_count = The number of rules statically and equally
 162         *                    allocated for each VF, during PF load.
 163         */
 164        struct vf_pf_resc_request       alloc_resc;
 165#define vf_rxq_count(vf)                ((vf)->alloc_resc.num_rxqs)
 166#define vf_txq_count(vf)                ((vf)->alloc_resc.num_txqs)
 167#define vf_sb_count(vf)                 ((vf)->alloc_resc.num_sbs)
 168#define vf_mac_rules_cnt(vf)            ((vf)->alloc_resc.num_mac_filters)
 169#define vf_vlan_rules_cnt(vf)           ((vf)->alloc_resc.num_vlan_filters)
 170#define vf_mc_rules_cnt(vf)             ((vf)->alloc_resc.num_mc_filters)
 171
 172        u8 sb_count;    /* actual number of SBs */
 173        u8 igu_base_id; /* base igu status block id */
 174
 175        struct bnx2x_vf_queue   *vfqs;
 176#define LEADING_IDX                     0
 177#define bnx2x_vfq_is_leading(vfq)       ((vfq)->index == LEADING_IDX)
 178#define bnx2x_vfq(vf, nr, var)          ((vf)->vfqs[(nr)].var)
 179#define bnx2x_leading_vfq(vf, var)      ((vf)->vfqs[LEADING_IDX].var)
 180
 181        u8 index;       /* index in the vf array */
 182        u8 abs_vfid;
 183        u8 sp_cl_id;
 184        u32 error;      /* 0 means all's-well */
 185
 186        /* BDF */
 187        unsigned int domain;
 188        unsigned int bus;
 189        unsigned int devfn;
 190
 191        /* bars */
 192        struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS];
 193
 194        /* set-mac ramrod state 1-pending, 0-done */
 195        unsigned long   filter_state;
 196
 197        /* leading rss client id ~~ the client id of the first rxq, must be
 198         * set for each txq.
 199         */
 200        int leading_rss;
 201
 202        /* MCAST object */
 203        struct bnx2x_mcast_obj          mcast_obj;
 204
 205        /* RSS configuration object */
 206        struct bnx2x_rss_config_obj     rss_conf_obj;
 207
 208        /* slow-path operations */
 209        struct mutex                    op_mutex; /* one vfop at a time mutex */
 210        enum channel_tlvs               op_current;
 211
 212        u8 fp_hsi;
 213
 214        struct bnx2x_credit_pool_obj    vf_vlans_pool;
 215        struct bnx2x_credit_pool_obj    vf_macs_pool;
 216};
 217
 218#define BNX2X_NR_VIRTFN(bp)     ((bp)->vfdb->sriov.nr_virtfn)
 219
 220#define for_each_vf(bp, var) \
 221                for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++)
 222
 223#define for_each_vfq(vf, var) \
 224                for ((var) = 0; (var) < vf_rxq_count(vf); (var)++)
 225
 226#define for_each_vf_sb(vf, var) \
 227                for ((var) = 0; (var) < vf_sb_count(vf); (var)++)
 228
 229#define is_vf_multi(vf) (vf_rxq_count(vf) > 1)
 230
 231#define HW_VF_HANDLE(bp, abs_vfid) \
 232        (u16)(BP_ABS_FUNC((bp)) | (1<<3) |  ((u16)(abs_vfid) << 4))
 233
 234#define FW_PF_MAX_HANDLE        8
 235
 236#define FW_VF_HANDLE(abs_vfid)  \
 237        (abs_vfid + FW_PF_MAX_HANDLE)
 238
 239#define GET_NUM_VFS_PER_PATH(bp)        64 /* use max possible value */
 240#define GET_NUM_VFS_PER_PF(bp)          ((bp)->vfdb ? (bp)->vfdb->sriov.total \
 241                                                    : 0)
 242#define VF_MAC_CREDIT_CNT               1
 243#define VF_VLAN_CREDIT_CNT              2 /* VLAN0 + 'real' VLAN */
 244
 245/* locking and unlocking the channel mutex */
 246void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
 247                              enum channel_tlvs tlv);
 248
 249void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf,
 250                                enum channel_tlvs expected_tlv);
 251
 252/* VF mail box (aka vf-pf channel) */
 253
 254/* a container for the bi-directional vf<-->pf messages.
 255 *  The actual response will be placed according to the offset parameter
 256 *  provided in the request
 257 */
 258
 259#define MBX_MSG_ALIGN   8
 260#define MBX_MSG_ALIGNED_SIZE    (roundup(sizeof(struct bnx2x_vf_mbx_msg), \
 261                                MBX_MSG_ALIGN))
 262
 263struct bnx2x_vf_mbx_msg {
 264        union vfpf_tlvs req;
 265        union pfvf_tlvs resp;
 266};
 267
 268struct bnx2x_vf_mbx {
 269        struct bnx2x_vf_mbx_msg *msg;
 270        dma_addr_t msg_mapping;
 271
 272        /* VF GPA address */
 273        u32 vf_addr_lo;
 274        u32 vf_addr_hi;
 275
 276        struct vfpf_first_tlv first_tlv;        /* saved VF request header */
 277};
 278
 279struct bnx2x_vf_sp {
 280        union {
 281                struct eth_classify_rules_ramrod_data   e2;
 282        } mac_rdata;
 283
 284        union {
 285                struct eth_classify_rules_ramrod_data   e2;
 286        } vlan_rdata;
 287
 288        union {
 289                struct eth_classify_rules_ramrod_data   e2;
 290        } vlan_mac_rdata;
 291
 292        union {
 293                struct eth_filter_rules_ramrod_data     e2;
 294        } rx_mode_rdata;
 295
 296        union {
 297                struct eth_multicast_rules_ramrod_data  e2;
 298        } mcast_rdata;
 299
 300        union {
 301                struct client_init_ramrod_data  init_data;
 302                struct client_update_ramrod_data update_data;
 303        } q_data;
 304
 305        union {
 306                struct eth_rss_update_ramrod_data e2;
 307        } rss_rdata;
 308};
 309
 310struct hw_dma {
 311        void *addr;
 312        dma_addr_t mapping;
 313        size_t size;
 314};
 315
 316struct bnx2x_vfdb {
 317#define BP_VFDB(bp)             ((bp)->vfdb)
 318        /* vf array */
 319        struct bnx2x_virtf      *vfs;
 320#define BP_VF(bp, idx)          ((BP_VFDB(bp) && (bp)->vfdb->vfs) ? \
 321                                        &((bp)->vfdb->vfs[idx]) : NULL)
 322#define bnx2x_vf(bp, idx, var)  ((bp)->vfdb->vfs[idx].var)
 323
 324        /* queue array - for all vfs */
 325        struct bnx2x_vf_queue *vfqs;
 326
 327        /* vf HW contexts */
 328        struct hw_dma           context[BNX2X_VF_CIDS/ILT_PAGE_CIDS];
 329#define BP_VF_CXT_PAGE(bp, i)   (&(bp)->vfdb->context[i])
 330
 331        /* SR-IOV information */
 332        struct bnx2x_sriov      sriov;
 333        struct hw_dma           mbx_dma;
 334#define BP_VF_MBX_DMA(bp)       (&((bp)->vfdb->mbx_dma))
 335        struct bnx2x_vf_mbx     mbxs[BNX2X_MAX_NUM_OF_VFS];
 336#define BP_VF_MBX(bp, vfid)     (&((bp)->vfdb->mbxs[vfid]))
 337
 338        struct hw_dma           bulletin_dma;
 339#define BP_VF_BULLETIN_DMA(bp)  (&((bp)->vfdb->bulletin_dma))
 340#define BP_VF_BULLETIN(bp, vf) \
 341        (((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \
 342         + (vf))
 343
 344        struct hw_dma           sp_dma;
 345#define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr +           \
 346                (vf)->index * sizeof(struct bnx2x_vf_sp) +              \
 347                offsetof(struct bnx2x_vf_sp, field))
 348#define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping +    \
 349                (vf)->index * sizeof(struct bnx2x_vf_sp) +              \
 350                offsetof(struct bnx2x_vf_sp, field))
 351
 352#define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32)
 353        u32 flrd_vfs[FLRD_VFS_DWORDS];
 354
 355        /* the number of msix vectors belonging to this PF designated for VFs */
 356        u16 vf_sbs_pool;
 357        u16 first_vf_igu_entry;
 358
 359        /* sp_rtnl synchronization */
 360        struct mutex                    event_mutex;
 361        u64                             event_occur;
 362
 363        /* bulletin board update synchronization */
 364        struct mutex                    bulletin_mutex;
 365};
 366
 367/* queue access */
 368static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index)
 369{
 370        return &(vf->vfqs[index]);
 371}
 372
 373/* FW ids */
 374static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx)
 375{
 376        return vf->igu_base_id + sb_idx;
 377}
 378
 379static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx)
 380{
 381        return vf_igu_sb(vf, sb_idx);
 382}
 383
 384static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
 385{
 386        return vf->igu_base_id + q->index;
 387}
 388
 389static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
 390{
 391        if (vf->cfg_flags & VF_CFG_STATS_COALESCE)
 392                return vf->leading_rss;
 393        else
 394                return vfq_cl_id(vf, q);
 395}
 396
 397static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q)
 398{
 399        return vfq_cl_id(vf, q);
 400}
 401
 402/* global iov routines */
 403int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line);
 404int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param);
 405void bnx2x_iov_remove_one(struct bnx2x *bp);
 406void bnx2x_iov_free_mem(struct bnx2x *bp);
 407int bnx2x_iov_alloc_mem(struct bnx2x *bp);
 408int bnx2x_iov_nic_init(struct bnx2x *bp);
 409int bnx2x_iov_chip_cleanup(struct bnx2x *bp);
 410void bnx2x_iov_init_dq(struct bnx2x *bp);
 411void bnx2x_iov_init_dmae(struct bnx2x *bp);
 412void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
 413                                struct bnx2x_queue_sp_obj **q_obj);
 414int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem);
 415void bnx2x_iov_adjust_stats_req(struct bnx2x *bp);
 416void bnx2x_iov_storm_stats_update(struct bnx2x *bp);
 417/* global vf mailbox routines */
 418void bnx2x_vf_mbx(struct bnx2x *bp);
 419void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
 420                           struct vf_pf_event_data *vfpf_event);
 421void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid);
 422
 423/* CORE VF API */
 424typedef u8 bnx2x_mac_addr_t[ETH_ALEN];
 425
 426/* acquire */
 427int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf,
 428                     struct vf_pf_resc_request *resc);
 429/* init */
 430int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf,
 431                  dma_addr_t *sb_map);
 432
 433/* VFOP queue construction helpers */
 434void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf,
 435                            struct bnx2x_queue_init_params *init_params,
 436                            struct bnx2x_queue_setup_params *setup_params,
 437                            u16 q_idx, u16 sb_idx);
 438
 439void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf,
 440                            struct bnx2x_queue_init_params *init_params,
 441                            struct bnx2x_queue_setup_params *setup_params,
 442                            u16 q_idx, u16 sb_idx);
 443
 444void bnx2x_vfop_qctor_prep(struct bnx2x *bp,
 445                           struct bnx2x_virtf *vf,
 446                           struct bnx2x_vf_queue *q,
 447                           struct bnx2x_vf_queue_construct_params *p,
 448                           unsigned long q_type);
 449
 450int bnx2x_vf_mac_vlan_config_list(struct bnx2x *bp, struct bnx2x_virtf *vf,
 451                                  struct bnx2x_vf_mac_vlan_filters *filters,
 452                                  int qid, bool drv_only);
 453
 454int bnx2x_vf_queue_setup(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid,
 455                         struct bnx2x_vf_queue_construct_params *qctor);
 456
 457int bnx2x_vf_queue_teardown(struct bnx2x *bp, struct bnx2x_virtf *vf, int qid);
 458
 459int bnx2x_vf_mcast(struct bnx2x *bp, struct bnx2x_virtf *vf,
 460                   bnx2x_mac_addr_t *mcasts, int mc_num, bool drv_only);
 461
 462int bnx2x_vf_rxmode(struct bnx2x *bp, struct bnx2x_virtf *vf,
 463                    int qid, unsigned long accept_flags);
 464
 465int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf);
 466
 467int bnx2x_vf_free(struct bnx2x *bp, struct bnx2x_virtf *vf);
 468
 469int bnx2x_vf_rss_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
 470                        struct bnx2x_config_rss_params *rss);
 471
 472int bnx2x_vf_tpa_update(struct bnx2x *bp, struct bnx2x_virtf *vf,
 473                        struct vfpf_tpa_tlv *tlv,
 474                        struct bnx2x_queue_update_tpa_params *params);
 475
 476/* VF release ~ VF close + VF release-resources
 477 *
 478 * Release is the ultimate SW shutdown and is called whenever an
 479 * irrecoverable error is encountered.
 480 */
 481int bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf);
 482int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid);
 483u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf);
 484
 485/* FLR routines */
 486
 487/* VF FLR helpers */
 488int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid);
 489void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid);
 490
 491/* Handles an FLR (or VF_DISABLE) notification form the MCP */
 492void bnx2x_vf_handle_flr_event(struct bnx2x *bp);
 493
 494bool bnx2x_tlv_supported(u16 tlvtype);
 495
 496u32 bnx2x_crc_vf_bulletin(struct pf_vf_bulletin_content *bulletin);
 497int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf);
 498void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
 499                                bool support_long);
 500
 501enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
 502
 503/* VF side vfpf channel functions */
 504int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count);
 505int bnx2x_vfpf_release(struct bnx2x *bp);
 506int bnx2x_vfpf_release(struct bnx2x *bp);
 507int bnx2x_vfpf_init(struct bnx2x *bp);
 508void bnx2x_vfpf_close_vf(struct bnx2x *bp);
 509int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp,
 510                       bool is_leading);
 511int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set);
 512int bnx2x_vfpf_config_rss(struct bnx2x *bp,
 513                          struct bnx2x_config_rss_params *params);
 514int bnx2x_vfpf_set_mcast(struct net_device *dev);
 515int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp);
 516
 517static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
 518                                        size_t buf_len)
 519{
 520        strlcpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len);
 521}
 522
 523static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
 524                                               struct bnx2x_fastpath *fp)
 525{
 526        return PXP_VF_ADDR_USDM_QUEUES_START +
 527                bp->acquire_resp.resc.hw_qid[fp->index] *
 528                sizeof(struct ustorm_queue_zone_data);
 529}
 530
 531enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp);
 532void bnx2x_timer_sriov(struct bnx2x *bp);
 533void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp);
 534void bnx2x_vf_pci_dealloc(struct bnx2x *bp);
 535int bnx2x_vf_pci_alloc(struct bnx2x *bp);
 536int bnx2x_enable_sriov(struct bnx2x *bp);
 537void bnx2x_disable_sriov(struct bnx2x *bp);
 538static inline int bnx2x_vf_headroom(struct bnx2x *bp)
 539{
 540        return bp->vfdb->sriov.nr_virtfn * BNX2X_CIDS_PER_VF;
 541}
 542void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp);
 543int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs);
 544void bnx2x_iov_channel_down(struct bnx2x *bp);
 545
 546void bnx2x_iov_task(struct work_struct *work);
 547
 548void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag);
 549
 550void bnx2x_iov_link_update(struct bnx2x *bp);
 551int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx);
 552
 553int bnx2x_set_vf_link_state(struct net_device *dev, int vf, int link_state);
 554
 555int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add);
 556#else /* CONFIG_BNX2X_SRIOV */
 557
 558#define GET_NUM_VFS_PER_PATH(bp)        0
 559#define GET_NUM_VFS_PER_PF(bp)          0
 560#define VF_MAC_CREDIT_CNT               0
 561#define VF_VLAN_CREDIT_CNT              0
 562
 563static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid,
 564                                struct bnx2x_queue_sp_obj **q_obj) {}
 565static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {}
 566static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp,
 567                                        union event_ring_elem *elem) {return 1; }
 568static inline void bnx2x_vf_mbx(struct bnx2x *bp) {}
 569static inline void bnx2x_vf_mbx_schedule(struct bnx2x *bp,
 570                                         struct vf_pf_event_data *vfpf_event) {}
 571static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; }
 572static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {}
 573static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; }
 574static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {}
 575static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; }
 576static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {}
 577static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param,
 578                                     int num_vfs_param) {return 0; }
 579static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {}
 580static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; }
 581static inline void bnx2x_disable_sriov(struct bnx2x *bp) {}
 582static inline int bnx2x_vfpf_acquire(struct bnx2x *bp,
 583                                     u8 tx_count, u8 rx_count) {return 0; }
 584static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; }
 585static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; }
 586static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {}
 587static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, struct bnx2x_fastpath *fp, bool is_leading) {return 0; }
 588static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr,
 589                                        u8 vf_qid, bool set) {return 0; }
 590static inline int bnx2x_vfpf_config_rss(struct bnx2x *bp,
 591                                        struct bnx2x_config_rss_params *params) {return 0; }
 592static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; }
 593static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; }
 594static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; }
 595static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; }
 596static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {}
 597static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf,
 598                                        size_t buf_len) {}
 599static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp,
 600                                               struct bnx2x_fastpath *fp) {return 0; }
 601static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp)
 602{
 603        return PFVF_BULLETIN_UNCHANGED;
 604}
 605static inline void bnx2x_timer_sriov(struct bnx2x *bp) {}
 606
 607static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp)
 608{
 609        return NULL;
 610}
 611
 612static inline void bnx2x_vf_pci_dealloc(struct bnx2x *bp) {}
 613static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; }
 614static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {}
 615static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; }
 616static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {}
 617
 618static inline void bnx2x_iov_task(struct work_struct *work) {}
 619static inline void bnx2x_schedule_iov_task(struct bnx2x *bp, enum bnx2x_iov_flag flag) {}
 620static inline void bnx2x_iov_link_update(struct bnx2x *bp) {}
 621static inline int bnx2x_iov_link_update_vf(struct bnx2x *bp, int idx) {return 0; }
 622
 623static inline int bnx2x_set_vf_link_state(struct net_device *dev, int vf,
 624                                          int link_state) {return 0; }
 625struct pf_vf_bulletin_content;
 626static inline void bnx2x_vf_bulletin_finalize(struct pf_vf_bulletin_content *bulletin,
 627                                              bool support_long) {}
 628
 629static inline int bnx2x_vfpf_update_vlan(struct bnx2x *bp, u16 vid, u8 vf_qid, bool add) {return 0; }
 630
 631#endif /* CONFIG_BNX2X_SRIOV */
 632#endif /* bnx2x_sriov.h */
 633