1 /* bnx2x_sriov.h: Broadcom Everest network driver. 2 * 3 * Copyright 2009-2013 Broadcom Corporation 4 * 5 * Unless you and Broadcom execute a separate written software license 6 * agreement governing use of this software, this software is licensed to you 7 * under the terms of the GNU General Public License version 2, available 8 * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). 9 * 10 * Notwithstanding the above, under no circumstances may you combine this 11 * software in any way with any other Broadcom software provided under a 12 * license other than the GPL, without Broadcom's express prior written 13 * consent. 14 * 15 * Maintained by: Eilon Greenstein <eilong@broadcom.com> 16 * Written by: Shmulik Ravid <shmulikr@broadcom.com> 17 * Ariel Elior <ariele@broadcom.com> 18 */ 19 #ifndef BNX2X_SRIOV_H 20 #define BNX2X_SRIOV_H 21 22 #include "bnx2x_vfpf.h" 23 #include "bnx2x.h" 24 25 enum sample_bulletin_result { 26 PFVF_BULLETIN_UNCHANGED, 27 PFVF_BULLETIN_UPDATED, 28 PFVF_BULLETIN_CRC_ERR 29 }; 30 31 #ifdef CONFIG_BNX2X_SRIOV 32 33 /* The bnx2x device structure holds vfdb structure described below. 34 * The VF array is indexed by the relative vfid. 35 */ 36 #define BNX2X_VF_MAX_QUEUES 16 37 #define BNX2X_VF_MAX_TPA_AGG_QUEUES 8 38 39 struct bnx2x_sriov { 40 u32 first_vf_in_pf; 41 42 /* standard SRIOV capability fields, mostly for debugging */ 43 int pos; /* capability position */ 44 int nres; /* number of resources */ 45 u32 cap; /* SR-IOV Capabilities */ 46 u16 ctrl; /* SR-IOV Control */ 47 u16 total; /* total VFs associated with the PF */ 48 u16 initial; /* initial VFs associated with the PF */ 49 u16 nr_virtfn; /* number of VFs available */ 50 u16 offset; /* first VF Routing ID offset */ 51 u16 stride; /* following VF stride */ 52 u32 pgsz; /* page size for BAR alignment */ 53 u8 link; /* Function Dependency Link */ 54 }; 55 56 /* bars */ 57 struct bnx2x_vf_bar { 58 u64 bar; 59 u32 size; 60 }; 61 62 struct bnx2x_vf_bar_info { 63 struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS]; 64 u8 nr_bars; 65 }; 66 67 /* vf queue (used both for rx or tx) */ 68 struct bnx2x_vf_queue { 69 struct eth_context *cxt; 70 71 /* MACs object */ 72 struct bnx2x_vlan_mac_obj mac_obj; 73 74 /* VLANs object */ 75 struct bnx2x_vlan_mac_obj vlan_obj; 76 atomic_t vlan_count; /* 0 means vlan-0 is set ~ untagged */ 77 78 /* Queue Slow-path State object */ 79 struct bnx2x_queue_sp_obj sp_obj; 80 81 u32 cid; 82 u16 index; 83 u16 sb_idx; 84 }; 85 86 /* struct bnx2x_vfop_qctor_params - prepare queue construction parameters: 87 * q-init, q-setup and SB index 88 */ 89 struct bnx2x_vfop_qctor_params { 90 struct bnx2x_queue_state_params qstate; 91 struct bnx2x_queue_setup_params prep_qsetup; 92 }; 93 94 /* VFOP parameters (one copy per VF) */ 95 union bnx2x_vfop_params { 96 struct bnx2x_vlan_mac_ramrod_params vlan_mac; 97 struct bnx2x_rx_mode_ramrod_params rx_mode; 98 struct bnx2x_mcast_ramrod_params mcast; 99 struct bnx2x_config_rss_params rss; 100 struct bnx2x_vfop_qctor_params qctor; 101 }; 102 103 /* forward */ 104 struct bnx2x_virtf; 105 106 /* VFOP definitions */ 107 typedef void (*vfop_handler_t)(struct bnx2x *bp, struct bnx2x_virtf *vf); 108 109 struct bnx2x_vfop_cmd { 110 vfop_handler_t done; 111 bool block; 112 }; 113 114 /* VFOP queue filters command additional arguments */ 115 struct bnx2x_vfop_filter { 116 struct list_head link; 117 int type; 118 #define BNX2X_VFOP_FILTER_MAC 1 119 #define BNX2X_VFOP_FILTER_VLAN 2 120 121 bool add; 122 u8 *mac; 123 u16 vid; 124 }; 125 126 struct bnx2x_vfop_filters { 127 int add_cnt; 128 struct list_head head; 129 struct bnx2x_vfop_filter filters[]; 130 }; 131 132 /* transient list allocated, built and saved until its 133 * passed to the SP-VERBs layer. 134 */ 135 struct bnx2x_vfop_args_mcast { 136 int mc_num; 137 struct bnx2x_mcast_list_elem *mc; 138 }; 139 140 struct bnx2x_vfop_args_qctor { 141 int qid; 142 u16 sb_idx; 143 }; 144 145 struct bnx2x_vfop_args_qdtor { 146 int qid; 147 struct eth_context *cxt; 148 }; 149 150 struct bnx2x_vfop_args_defvlan { 151 int qid; 152 bool enable; 153 u16 vid; 154 u8 prio; 155 }; 156 157 struct bnx2x_vfop_args_qx { 158 int qid; 159 bool en_add; 160 }; 161 162 struct bnx2x_vfop_args_filters { 163 struct bnx2x_vfop_filters *multi_filter; 164 atomic_t *credit; /* non NULL means 'don't consume credit' */ 165 }; 166 167 union bnx2x_vfop_args { 168 struct bnx2x_vfop_args_mcast mc_list; 169 struct bnx2x_vfop_args_qctor qctor; 170 struct bnx2x_vfop_args_qdtor qdtor; 171 struct bnx2x_vfop_args_defvlan defvlan; 172 struct bnx2x_vfop_args_qx qx; 173 struct bnx2x_vfop_args_filters filters; 174 }; 175 176 struct bnx2x_vfop { 177 struct list_head link; 178 int rc; /* return code */ 179 int state; /* next state */ 180 union bnx2x_vfop_args args; /* extra arguments */ 181 union bnx2x_vfop_params *op_p; /* ramrod params */ 182 183 /* state machine callbacks */ 184 vfop_handler_t transition; 185 vfop_handler_t done; 186 }; 187 188 /* vf context */ 189 struct bnx2x_virtf { 190 u16 cfg_flags; 191 #define VF_CFG_STATS 0x0001 192 #define VF_CFG_FW_FC 0x0002 193 #define VF_CFG_TPA 0x0004 194 #define VF_CFG_INT_SIMD 0x0008 195 #define VF_CACHE_LINE 0x0010 196 #define VF_CFG_VLAN 0x0020 197 198 u8 state; 199 #define VF_FREE 0 /* VF ready to be acquired holds no resc */ 200 #define VF_ACQUIRED 1 /* VF acquired, but not initialized */ 201 #define VF_ENABLED 2 /* VF Enabled */ 202 #define VF_RESET 3 /* VF FLR'd, pending cleanup */ 203 204 /* non 0 during flr cleanup */ 205 u8 flr_clnup_stage; 206 #define VF_FLR_CLN 1 /* reclaim resources and do 'final cleanup' 207 * sans the end-wait 208 */ 209 #define VF_FLR_ACK 2 /* ACK flr notification */ 210 #define VF_FLR_EPILOG 3 /* wait for VF remnants to dissipate in the HW 211 * ~ final cleanup' end wait 212 */ 213 214 /* dma */ 215 dma_addr_t fw_stat_map; /* valid iff VF_CFG_STATS */ 216 dma_addr_t spq_map; 217 dma_addr_t bulletin_map; 218 219 /* Allocated resources counters. Before the VF is acquired, the 220 * counters hold the following values: 221 * 222 * - xxq_count = 0 as the queues memory is not allocated yet. 223 * 224 * - sb_count = The number of status blocks configured for this VF in 225 * the IGU CAM. Initially read during probe. 226 * 227 * - xx_rules_count = The number of rules statically and equally 228 * allocated for each VF, during PF load. 229 */ 230 struct vf_pf_resc_request alloc_resc; 231 #define vf_rxq_count(vf) ((vf)->alloc_resc.num_rxqs) 232 #define vf_txq_count(vf) ((vf)->alloc_resc.num_txqs) 233 #define vf_sb_count(vf) ((vf)->alloc_resc.num_sbs) 234 #define vf_mac_rules_cnt(vf) ((vf)->alloc_resc.num_mac_filters) 235 #define vf_vlan_rules_cnt(vf) ((vf)->alloc_resc.num_vlan_filters) 236 #define vf_mc_rules_cnt(vf) ((vf)->alloc_resc.num_mc_filters) 237 238 u8 sb_count; /* actual number of SBs */ 239 u8 igu_base_id; /* base igu status block id */ 240 241 struct bnx2x_vf_queue *vfqs; 242 #define bnx2x_vfq(vf, nr, var) ((vf)->vfqs[(nr)].var) 243 244 u8 index; /* index in the vf array */ 245 u8 abs_vfid; 246 u8 sp_cl_id; 247 u32 error; /* 0 means all's-well */ 248 249 /* BDF */ 250 unsigned int bus; 251 unsigned int devfn; 252 253 /* bars */ 254 struct bnx2x_vf_bar bars[PCI_SRIOV_NUM_BARS]; 255 256 /* set-mac ramrod state 1-pending, 0-done */ 257 unsigned long filter_state; 258 259 /* leading rss client id ~~ the client id of the first rxq, must be 260 * set for each txq. 261 */ 262 int leading_rss; 263 264 /* MCAST object */ 265 struct bnx2x_mcast_obj mcast_obj; 266 267 /* RSS configuration object */ 268 struct bnx2x_rss_config_obj rss_conf_obj; 269 270 /* slow-path operations */ 271 atomic_t op_in_progress; 272 int op_rc; 273 bool op_wait_blocking; 274 struct list_head op_list_head; 275 union bnx2x_vfop_params op_params; 276 struct mutex op_mutex; /* one vfop at a time mutex */ 277 enum channel_tlvs op_current; 278 }; 279 280 #define BNX2X_NR_VIRTFN(bp) ((bp)->vfdb->sriov.nr_virtfn) 281 282 #define for_each_vf(bp, var) \ 283 for ((var) = 0; (var) < BNX2X_NR_VIRTFN(bp); (var)++) 284 285 #define for_each_vfq(vf, var) \ 286 for ((var) = 0; (var) < vf_rxq_count(vf); (var)++) 287 288 #define for_each_vf_sb(vf, var) \ 289 for ((var) = 0; (var) < vf_sb_count(vf); (var)++) 290 291 #define is_vf_multi(vf) (vf_rxq_count(vf) > 1) 292 293 #define HW_VF_HANDLE(bp, abs_vfid) \ 294 (u16)(BP_ABS_FUNC((bp)) | (1<<3) | ((u16)(abs_vfid) << 4)) 295 296 #define FW_PF_MAX_HANDLE 8 297 298 #define FW_VF_HANDLE(abs_vfid) \ 299 (abs_vfid + FW_PF_MAX_HANDLE) 300 301 /* locking and unlocking the channel mutex */ 302 void bnx2x_lock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, 303 enum channel_tlvs tlv); 304 305 void bnx2x_unlock_vf_pf_channel(struct bnx2x *bp, struct bnx2x_virtf *vf, 306 enum channel_tlvs expected_tlv); 307 308 /* VF mail box (aka vf-pf channel) */ 309 310 /* a container for the bi-directional vf<-->pf messages. 311 * The actual response will be placed according to the offset parameter 312 * provided in the request 313 */ 314 315 #define MBX_MSG_ALIGN 8 316 #define MBX_MSG_ALIGNED_SIZE (roundup(sizeof(struct bnx2x_vf_mbx_msg), \ 317 MBX_MSG_ALIGN)) 318 319 struct bnx2x_vf_mbx_msg { 320 union vfpf_tlvs req; 321 union pfvf_tlvs resp; 322 }; 323 324 struct bnx2x_vf_mbx { 325 struct bnx2x_vf_mbx_msg *msg; 326 dma_addr_t msg_mapping; 327 328 /* VF GPA address */ 329 u32 vf_addr_lo; 330 u32 vf_addr_hi; 331 332 struct vfpf_first_tlv first_tlv; /* saved VF request header */ 333 334 u8 flags; 335 #define VF_MSG_INPROCESS 0x1 /* failsafe - the FW should prevent 336 * more then one pending msg 337 */ 338 }; 339 340 struct bnx2x_vf_sp { 341 union { 342 struct eth_classify_rules_ramrod_data e2; 343 } mac_rdata; 344 345 union { 346 struct eth_classify_rules_ramrod_data e2; 347 } vlan_rdata; 348 349 union { 350 struct eth_filter_rules_ramrod_data e2; 351 } rx_mode_rdata; 352 353 union { 354 struct eth_multicast_rules_ramrod_data e2; 355 } mcast_rdata; 356 357 union { 358 struct client_init_ramrod_data init_data; 359 struct client_update_ramrod_data update_data; 360 } q_data; 361 }; 362 363 struct hw_dma { 364 void *addr; 365 dma_addr_t mapping; 366 size_t size; 367 }; 368 369 struct bnx2x_vfdb { 370 #define BP_VFDB(bp) ((bp)->vfdb) 371 /* vf array */ 372 struct bnx2x_virtf *vfs; 373 #define BP_VF(bp, idx) (&((bp)->vfdb->vfs[(idx)])) 374 #define bnx2x_vf(bp, idx, var) ((bp)->vfdb->vfs[(idx)].var) 375 376 /* queue array - for all vfs */ 377 struct bnx2x_vf_queue *vfqs; 378 379 /* vf HW contexts */ 380 struct hw_dma context[BNX2X_VF_CIDS/ILT_PAGE_CIDS]; 381 #define BP_VF_CXT_PAGE(bp, i) (&(bp)->vfdb->context[(i)]) 382 383 /* SR-IOV information */ 384 struct bnx2x_sriov sriov; 385 struct hw_dma mbx_dma; 386 #define BP_VF_MBX_DMA(bp) (&((bp)->vfdb->mbx_dma)) 387 struct bnx2x_vf_mbx mbxs[BNX2X_MAX_NUM_OF_VFS]; 388 #define BP_VF_MBX(bp, vfid) (&((bp)->vfdb->mbxs[(vfid)])) 389 390 struct hw_dma bulletin_dma; 391 #define BP_VF_BULLETIN_DMA(bp) (&((bp)->vfdb->bulletin_dma)) 392 #define BP_VF_BULLETIN(bp, vf) \ 393 (((struct pf_vf_bulletin_content *)(BP_VF_BULLETIN_DMA(bp)->addr)) \ 394 + (vf)) 395 396 struct hw_dma sp_dma; 397 #define bnx2x_vf_sp(bp, vf, field) ((bp)->vfdb->sp_dma.addr + \ 398 (vf)->index * sizeof(struct bnx2x_vf_sp) + \ 399 offsetof(struct bnx2x_vf_sp, field)) 400 #define bnx2x_vf_sp_map(bp, vf, field) ((bp)->vfdb->sp_dma.mapping + \ 401 (vf)->index * sizeof(struct bnx2x_vf_sp) + \ 402 offsetof(struct bnx2x_vf_sp, field)) 403 404 #define FLRD_VFS_DWORDS (BNX2X_MAX_NUM_OF_VFS / 32) 405 u32 flrd_vfs[FLRD_VFS_DWORDS]; 406 }; 407 408 /* queue access */ 409 static inline struct bnx2x_vf_queue *vfq_get(struct bnx2x_virtf *vf, u8 index) 410 { 411 return &(vf->vfqs[index]); 412 } 413 414 static inline bool vfq_is_leading(struct bnx2x_vf_queue *vfq) 415 { 416 return (vfq->index == 0); 417 } 418 419 /* FW ids */ 420 static inline u8 vf_igu_sb(struct bnx2x_virtf *vf, u16 sb_idx) 421 { 422 return vf->igu_base_id + sb_idx; 423 } 424 425 static inline u8 vf_hc_qzone(struct bnx2x_virtf *vf, u16 sb_idx) 426 { 427 return vf_igu_sb(vf, sb_idx); 428 } 429 430 static u8 vfq_cl_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) 431 { 432 return vf->igu_base_id + q->index; 433 } 434 435 static inline u8 vfq_stat_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) 436 { 437 return vfq_cl_id(vf, q); 438 } 439 440 static inline u8 vfq_qzone_id(struct bnx2x_virtf *vf, struct bnx2x_vf_queue *q) 441 { 442 return vfq_cl_id(vf, q); 443 } 444 445 /* global iov routines */ 446 int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line); 447 int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, int num_vfs_param); 448 void bnx2x_iov_remove_one(struct bnx2x *bp); 449 void bnx2x_iov_free_mem(struct bnx2x *bp); 450 int bnx2x_iov_alloc_mem(struct bnx2x *bp); 451 int bnx2x_iov_nic_init(struct bnx2x *bp); 452 int bnx2x_iov_chip_cleanup(struct bnx2x *bp); 453 void bnx2x_iov_init_dq(struct bnx2x *bp); 454 void bnx2x_iov_init_dmae(struct bnx2x *bp); 455 void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, 456 struct bnx2x_queue_sp_obj **q_obj); 457 void bnx2x_iov_sp_event(struct bnx2x *bp, int vf_cid, bool queue_work); 458 int bnx2x_iov_eq_sp_event(struct bnx2x *bp, union event_ring_elem *elem); 459 void bnx2x_iov_adjust_stats_req(struct bnx2x *bp); 460 void bnx2x_iov_storm_stats_update(struct bnx2x *bp); 461 void bnx2x_iov_sp_task(struct bnx2x *bp); 462 /* global vf mailbox routines */ 463 void bnx2x_vf_mbx(struct bnx2x *bp, struct vf_pf_event_data *vfpf_event); 464 void bnx2x_vf_enable_mbx(struct bnx2x *bp, u8 abs_vfid); 465 466 /* CORE VF API */ 467 typedef u8 bnx2x_mac_addr_t[ETH_ALEN]; 468 469 /* acquire */ 470 int bnx2x_vf_acquire(struct bnx2x *bp, struct bnx2x_virtf *vf, 471 struct vf_pf_resc_request *resc); 472 /* init */ 473 int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, 474 dma_addr_t *sb_map); 475 476 /* VFOP generic helpers */ 477 #define bnx2x_vfop_default(state) do { \ 478 BNX2X_ERR("Bad state %d\n", (state)); \ 479 vfop->rc = -EINVAL; \ 480 goto op_err; \ 481 } while (0) 482 483 enum { 484 VFOP_DONE, 485 VFOP_CONT, 486 VFOP_VERIFY_PEND, 487 }; 488 489 #define bnx2x_vfop_finalize(vf, rc, next) do { \ 490 if ((rc) < 0) \ 491 goto op_err; \ 492 else if ((rc) > 0) \ 493 goto op_pending; \ 494 else if ((next) == VFOP_DONE) \ 495 goto op_done; \ 496 else if ((next) == VFOP_VERIFY_PEND) \ 497 BNX2X_ERR("expected pending\n"); \ 498 else { \ 499 DP(BNX2X_MSG_IOV, "no ramrod. Scheduling\n"); \ 500 atomic_set(&vf->op_in_progress, 1); \ 501 queue_delayed_work(bnx2x_wq, &bp->sp_task, 0); \ 502 return; \ 503 } \ 504 } while (0) 505 506 #define bnx2x_vfop_opset(first_state, trans_hndlr, done_hndlr) \ 507 do { \ 508 vfop->state = first_state; \ 509 vfop->op_p = &vf->op_params; \ 510 vfop->transition = trans_hndlr; \ 511 vfop->done = done_hndlr; \ 512 } while (0) 513 514 static inline struct bnx2x_vfop *bnx2x_vfop_cur(struct bnx2x *bp, 515 struct bnx2x_virtf *vf) 516 { 517 WARN(!mutex_is_locked(&vf->op_mutex), "about to access vf op linked list but mutex was not locked!"); 518 WARN_ON(list_empty(&vf->op_list_head)); 519 return list_first_entry(&vf->op_list_head, struct bnx2x_vfop, link); 520 } 521 522 static inline struct bnx2x_vfop *bnx2x_vfop_add(struct bnx2x *bp, 523 struct bnx2x_virtf *vf) 524 { 525 struct bnx2x_vfop *vfop = kzalloc(sizeof(*vfop), GFP_KERNEL); 526 527 WARN(!mutex_is_locked(&vf->op_mutex), "about to access vf op linked list but mutex was not locked!"); 528 if (vfop) { 529 INIT_LIST_HEAD(&vfop->link); 530 list_add(&vfop->link, &vf->op_list_head); 531 } 532 return vfop; 533 } 534 535 static inline void bnx2x_vfop_end(struct bnx2x *bp, struct bnx2x_virtf *vf, 536 struct bnx2x_vfop *vfop) 537 { 538 /* rc < 0 - error, otherwise set to 0 */ 539 DP(BNX2X_MSG_IOV, "rc was %d\n", vfop->rc); 540 if (vfop->rc >= 0) 541 vfop->rc = 0; 542 DP(BNX2X_MSG_IOV, "rc is now %d\n", vfop->rc); 543 544 /* unlink the current op context and propagate error code 545 * must be done before invoking the 'done()' handler 546 */ 547 WARN(!mutex_is_locked(&vf->op_mutex), 548 "about to access vf op linked list but mutex was not locked!"); 549 list_del(&vfop->link); 550 551 if (list_empty(&vf->op_list_head)) { 552 DP(BNX2X_MSG_IOV, "list was empty %d\n", vfop->rc); 553 vf->op_rc = vfop->rc; 554 DP(BNX2X_MSG_IOV, "copying rc vf->op_rc %d, vfop->rc %d\n", 555 vf->op_rc, vfop->rc); 556 } else { 557 struct bnx2x_vfop *cur_vfop; 558 559 DP(BNX2X_MSG_IOV, "list not empty %d\n", vfop->rc); 560 cur_vfop = bnx2x_vfop_cur(bp, vf); 561 cur_vfop->rc = vfop->rc; 562 DP(BNX2X_MSG_IOV, "copying rc vf->op_rc %d, vfop->rc %d\n", 563 vf->op_rc, vfop->rc); 564 } 565 566 /* invoke done handler */ 567 if (vfop->done) { 568 DP(BNX2X_MSG_IOV, "calling done handler\n"); 569 vfop->done(bp, vf); 570 } else { 571 /* there is no done handler for the operation to unlock 572 * the mutex. Must have gotten here from PF initiated VF RELEASE 573 */ 574 bnx2x_unlock_vf_pf_channel(bp, vf, CHANNEL_TLV_PF_RELEASE_VF); 575 } 576 577 DP(BNX2X_MSG_IOV, "done handler complete. vf->op_rc %d, vfop->rc %d\n", 578 vf->op_rc, vfop->rc); 579 580 /* if this is the last nested op reset the wait_blocking flag 581 * to release any blocking wrappers, only after 'done()' is invoked 582 */ 583 if (list_empty(&vf->op_list_head)) { 584 DP(BNX2X_MSG_IOV, "list was empty after done %d\n", vfop->rc); 585 vf->op_wait_blocking = false; 586 } 587 588 kfree(vfop); 589 } 590 591 static inline int bnx2x_vfop_wait_blocking(struct bnx2x *bp, 592 struct bnx2x_virtf *vf) 593 { 594 /* can take a while if any port is running */ 595 int cnt = 5000; 596 597 might_sleep(); 598 while (cnt--) { 599 if (vf->op_wait_blocking == false) { 600 #ifdef BNX2X_STOP_ON_ERROR 601 DP(BNX2X_MSG_IOV, "exit (cnt %d)\n", 5000 - cnt); 602 #endif 603 return 0; 604 } 605 usleep_range(1000, 2000); 606 607 if (bp->panic) 608 return -EIO; 609 } 610 611 /* timeout! */ 612 #ifdef BNX2X_STOP_ON_ERROR 613 bnx2x_panic(); 614 #endif 615 616 return -EBUSY; 617 } 618 619 static inline int bnx2x_vfop_transition(struct bnx2x *bp, 620 struct bnx2x_virtf *vf, 621 vfop_handler_t transition, 622 bool block) 623 { 624 if (block) 625 vf->op_wait_blocking = true; 626 transition(bp, vf); 627 if (block) 628 return bnx2x_vfop_wait_blocking(bp, vf); 629 return 0; 630 } 631 632 /* VFOP queue construction helpers */ 633 void bnx2x_vfop_qctor_dump_tx(struct bnx2x *bp, struct bnx2x_virtf *vf, 634 struct bnx2x_queue_init_params *init_params, 635 struct bnx2x_queue_setup_params *setup_params, 636 u16 q_idx, u16 sb_idx); 637 638 void bnx2x_vfop_qctor_dump_rx(struct bnx2x *bp, struct bnx2x_virtf *vf, 639 struct bnx2x_queue_init_params *init_params, 640 struct bnx2x_queue_setup_params *setup_params, 641 u16 q_idx, u16 sb_idx); 642 643 void bnx2x_vfop_qctor_prep(struct bnx2x *bp, 644 struct bnx2x_virtf *vf, 645 struct bnx2x_vf_queue *q, 646 struct bnx2x_vfop_qctor_params *p, 647 unsigned long q_type); 648 int bnx2x_vfop_mac_list_cmd(struct bnx2x *bp, 649 struct bnx2x_virtf *vf, 650 struct bnx2x_vfop_cmd *cmd, 651 struct bnx2x_vfop_filters *macs, 652 int qid, bool drv_only); 653 654 int bnx2x_vfop_vlan_set_cmd(struct bnx2x *bp, 655 struct bnx2x_virtf *vf, 656 struct bnx2x_vfop_cmd *cmd, 657 int qid, u16 vid, bool add); 658 659 int bnx2x_vfop_vlan_list_cmd(struct bnx2x *bp, 660 struct bnx2x_virtf *vf, 661 struct bnx2x_vfop_cmd *cmd, 662 struct bnx2x_vfop_filters *vlans, 663 int qid, bool drv_only); 664 665 int bnx2x_vfop_qsetup_cmd(struct bnx2x *bp, 666 struct bnx2x_virtf *vf, 667 struct bnx2x_vfop_cmd *cmd, 668 int qid); 669 670 int bnx2x_vfop_qdown_cmd(struct bnx2x *bp, 671 struct bnx2x_virtf *vf, 672 struct bnx2x_vfop_cmd *cmd, 673 int qid); 674 675 int bnx2x_vfop_mcast_cmd(struct bnx2x *bp, 676 struct bnx2x_virtf *vf, 677 struct bnx2x_vfop_cmd *cmd, 678 bnx2x_mac_addr_t *mcasts, 679 int mcast_num, bool drv_only); 680 681 int bnx2x_vfop_rxmode_cmd(struct bnx2x *bp, 682 struct bnx2x_virtf *vf, 683 struct bnx2x_vfop_cmd *cmd, 684 int qid, unsigned long accept_flags); 685 686 int bnx2x_vfop_close_cmd(struct bnx2x *bp, 687 struct bnx2x_virtf *vf, 688 struct bnx2x_vfop_cmd *cmd); 689 690 int bnx2x_vfop_release_cmd(struct bnx2x *bp, 691 struct bnx2x_virtf *vf, 692 struct bnx2x_vfop_cmd *cmd); 693 694 /* VF release ~ VF close + VF release-resources 695 * 696 * Release is the ultimate SW shutdown and is called whenever an 697 * irrecoverable error is encountered. 698 */ 699 void bnx2x_vf_release(struct bnx2x *bp, struct bnx2x_virtf *vf, bool block); 700 int bnx2x_vf_idx_by_abs_fid(struct bnx2x *bp, u16 abs_vfid); 701 u8 bnx2x_vf_max_queue_cnt(struct bnx2x *bp, struct bnx2x_virtf *vf); 702 703 /* FLR routines */ 704 705 /* VF FLR helpers */ 706 int bnx2x_vf_flr_clnup_epilog(struct bnx2x *bp, u8 abs_vfid); 707 void bnx2x_vf_enable_access(struct bnx2x *bp, u8 abs_vfid); 708 709 /* Handles an FLR (or VF_DISABLE) notification form the MCP */ 710 void bnx2x_vf_handle_flr_event(struct bnx2x *bp); 711 712 void bnx2x_add_tlv(struct bnx2x *bp, void *tlvs_list, u16 offset, u16 type, 713 u16 length); 714 void bnx2x_vfpf_prep(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv, 715 u16 type, u16 length); 716 void bnx2x_vfpf_finalize(struct bnx2x *bp, struct vfpf_first_tlv *first_tlv); 717 void bnx2x_dp_tlv_list(struct bnx2x *bp, void *tlvs_list); 718 719 bool bnx2x_tlv_supported(u16 tlvtype); 720 721 u32 bnx2x_crc_vf_bulletin(struct bnx2x *bp, 722 struct pf_vf_bulletin_content *bulletin); 723 int bnx2x_post_vf_bulletin(struct bnx2x *bp, int vf); 724 725 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp); 726 727 /* VF side vfpf channel functions */ 728 int bnx2x_vfpf_acquire(struct bnx2x *bp, u8 tx_count, u8 rx_count); 729 int bnx2x_vfpf_release(struct bnx2x *bp); 730 int bnx2x_vfpf_release(struct bnx2x *bp); 731 int bnx2x_vfpf_init(struct bnx2x *bp); 732 void bnx2x_vfpf_close_vf(struct bnx2x *bp); 733 int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx); 734 int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx); 735 int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, u8 vf_qid, bool set); 736 int bnx2x_vfpf_set_mcast(struct net_device *dev); 737 int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp); 738 739 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf, 740 size_t buf_len) 741 { 742 strlcpy(buf, bp->acquire_resp.pfdev_info.fw_ver, buf_len); 743 } 744 745 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp, 746 struct bnx2x_fastpath *fp) 747 { 748 return PXP_VF_ADDR_USDM_QUEUES_START + 749 bp->acquire_resp.resc.hw_qid[fp->index] * 750 sizeof(struct ustorm_queue_zone_data); 751 } 752 753 enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp); 754 void bnx2x_timer_sriov(struct bnx2x *bp); 755 void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp); 756 int bnx2x_vf_pci_alloc(struct bnx2x *bp); 757 int bnx2x_enable_sriov(struct bnx2x *bp); 758 void bnx2x_disable_sriov(struct bnx2x *bp); 759 static inline int bnx2x_vf_headroom(struct bnx2x *bp) 760 { 761 return bp->vfdb->sriov.nr_virtfn * BNX2X_CLIENTS_PER_VF; 762 } 763 void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp); 764 int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs); 765 void bnx2x_iov_channel_down(struct bnx2x *bp); 766 int bnx2x_open_epilog(struct bnx2x *bp); 767 768 #else /* CONFIG_BNX2X_SRIOV */ 769 770 static inline void bnx2x_iov_set_queue_sp_obj(struct bnx2x *bp, int vf_cid, 771 struct bnx2x_queue_sp_obj **q_obj) {} 772 static inline void bnx2x_iov_sp_event(struct bnx2x *bp, int vf_cid, 773 bool queue_work) {} 774 static inline void bnx2x_vf_handle_flr_event(struct bnx2x *bp) {} 775 static inline int bnx2x_iov_eq_sp_event(struct bnx2x *bp, 776 union event_ring_elem *elem) {return 1; } 777 static inline void bnx2x_iov_sp_task(struct bnx2x *bp) {} 778 static inline void bnx2x_vf_mbx(struct bnx2x *bp, 779 struct vf_pf_event_data *vfpf_event) {} 780 static inline int bnx2x_iov_init_ilt(struct bnx2x *bp, u16 line) {return line; } 781 static inline void bnx2x_iov_init_dq(struct bnx2x *bp) {} 782 static inline int bnx2x_iov_alloc_mem(struct bnx2x *bp) {return 0; } 783 static inline void bnx2x_iov_free_mem(struct bnx2x *bp) {} 784 static inline int bnx2x_iov_chip_cleanup(struct bnx2x *bp) {return 0; } 785 static inline void bnx2x_iov_init_dmae(struct bnx2x *bp) {} 786 static inline int bnx2x_iov_init_one(struct bnx2x *bp, int int_mode_param, 787 int num_vfs_param) {return 0; } 788 static inline void bnx2x_iov_remove_one(struct bnx2x *bp) {} 789 static inline int bnx2x_enable_sriov(struct bnx2x *bp) {return 0; } 790 static inline void bnx2x_disable_sriov(struct bnx2x *bp) {} 791 static inline int bnx2x_vfpf_acquire(struct bnx2x *bp, 792 u8 tx_count, u8 rx_count) {return 0; } 793 static inline int bnx2x_vfpf_release(struct bnx2x *bp) {return 0; } 794 static inline int bnx2x_vfpf_init(struct bnx2x *bp) {return 0; } 795 static inline void bnx2x_vfpf_close_vf(struct bnx2x *bp) {} 796 static inline int bnx2x_vfpf_setup_q(struct bnx2x *bp, int fp_idx) {return 0; } 797 static inline int bnx2x_vfpf_teardown_queue(struct bnx2x *bp, int qidx) {return 0; } 798 static inline int bnx2x_vfpf_config_mac(struct bnx2x *bp, u8 *addr, 799 u8 vf_qid, bool set) {return 0; } 800 static inline int bnx2x_vfpf_set_mcast(struct net_device *dev) {return 0; } 801 static inline int bnx2x_vfpf_storm_rx_mode(struct bnx2x *bp) {return 0; } 802 static inline int bnx2x_iov_nic_init(struct bnx2x *bp) {return 0; } 803 static inline int bnx2x_vf_headroom(struct bnx2x *bp) {return 0; } 804 static inline void bnx2x_iov_adjust_stats_req(struct bnx2x *bp) {} 805 static inline void bnx2x_vf_fill_fw_str(struct bnx2x *bp, char *buf, 806 size_t buf_len) {} 807 static inline int bnx2x_vf_ustorm_prods_offset(struct bnx2x *bp, 808 struct bnx2x_fastpath *fp) {return 0; } 809 static inline enum sample_bulletin_result bnx2x_sample_bulletin(struct bnx2x *bp) 810 { 811 return PFVF_BULLETIN_UNCHANGED; 812 } 813 static inline void bnx2x_timer_sriov(struct bnx2x *bp) {} 814 815 static inline void __iomem *bnx2x_vf_doorbells(struct bnx2x *bp) 816 { 817 return NULL; 818 } 819 820 static inline int bnx2x_vf_pci_alloc(struct bnx2x *bp) {return 0; } 821 static inline void bnx2x_pf_set_vfs_vlan(struct bnx2x *bp) {} 822 static inline int bnx2x_sriov_configure(struct pci_dev *dev, int num_vfs) {return 0; } 823 static inline void bnx2x_iov_channel_down(struct bnx2x *bp) {} 824 static inline int bnx2x_open_epilog(struct bnx2x *bp) {return 0; } 825 826 #endif /* CONFIG_BNX2X_SRIOV */ 827 #endif /* bnx2x_sriov.h */ 828