1 /* QLogic qed NIC Driver 2 * Copyright (c) 2015-2017 QLogic Corporation 3 * 4 * This software is available to you under a choice of one of two 5 * licenses. You may choose to be licensed under the terms of the GNU 6 * General Public License (GPL) Version 2, available from the file 7 * COPYING in the main directory of this source tree, or the 8 * OpenIB.org BSD license below: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 18 * - Redistributions in binary form must reproduce the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer in the documentation and /or other materials 21 * provided with the distribution. 22 * 23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 30 * SOFTWARE. 31 */ 32 33 #ifndef _QED_VF_H 34 #define _QED_VF_H 35 36 #include "qed_l2.h" 37 #include "qed_mcp.h" 38 39 #define T_ETH_INDIRECTION_TABLE_SIZE 128 40 #define T_ETH_RSS_KEY_SIZE 10 41 42 struct vf_pf_resc_request { 43 u8 num_rxqs; 44 u8 num_txqs; 45 u8 num_sbs; 46 u8 num_mac_filters; 47 u8 num_vlan_filters; 48 u8 num_mc_filters; 49 u8 num_cids; 50 u8 padding; 51 }; 52 53 struct hw_sb_info { 54 u16 hw_sb_id; 55 u8 sb_qid; 56 u8 padding[5]; 57 }; 58 59 #define TLV_BUFFER_SIZE 1024 60 61 enum { 62 PFVF_STATUS_WAITING, 63 PFVF_STATUS_SUCCESS, 64 PFVF_STATUS_FAILURE, 65 PFVF_STATUS_NOT_SUPPORTED, 66 PFVF_STATUS_NO_RESOURCE, 67 PFVF_STATUS_FORCED, 68 PFVF_STATUS_MALICIOUS, 69 }; 70 71 /* vf pf channel tlvs */ 72 /* general tlv header (used for both vf->pf request and pf->vf response) */ 73 struct channel_tlv { 74 u16 type; 75 u16 length; 76 }; 77 78 /* header of first vf->pf tlv carries the offset used to calculate reponse 79 * buffer address 80 */ 81 struct vfpf_first_tlv { 82 struct channel_tlv tl; 83 u32 padding; 84 u64 reply_address; 85 }; 86 87 /* header of pf->vf tlvs, carries the status of handling the request */ 88 struct pfvf_tlv { 89 struct channel_tlv tl; 90 u8 status; 91 u8 padding[3]; 92 }; 93 94 /* response tlv used for most tlvs */ 95 struct pfvf_def_resp_tlv { 96 struct pfvf_tlv hdr; 97 }; 98 99 /* used to terminate and pad a tlv list */ 100 struct channel_list_end_tlv { 101 struct channel_tlv tl; 102 u8 padding[4]; 103 }; 104 105 #define VFPF_ACQUIRE_OS_LINUX (0) 106 #define VFPF_ACQUIRE_OS_WINDOWS (1) 107 #define VFPF_ACQUIRE_OS_ESX (2) 108 #define VFPF_ACQUIRE_OS_SOLARIS (3) 109 #define VFPF_ACQUIRE_OS_LINUX_USERSPACE (4) 110 111 struct vfpf_acquire_tlv { 112 struct vfpf_first_tlv first_tlv; 113 114 struct vf_pf_vfdev_info { 115 #define VFPF_ACQUIRE_CAP_PRE_FP_HSI (1 << 0) /* VF pre-FP hsi version */ 116 #define VFPF_ACQUIRE_CAP_100G (1 << 1) /* VF can support 100g */ 117 /* A requirement for supporting multi-Tx queues on a single queue-zone, 118 * VF would pass qids as additional information whenever passing queue 119 * references. 120 */ 121 #define VFPF_ACQUIRE_CAP_QUEUE_QIDS BIT(2) 122 123 /* The VF is using the physical bar. While this is mostly internal 124 * to the VF, might affect the number of CIDs supported assuming 125 * QUEUE_QIDS is set. 126 */ 127 #define VFPF_ACQUIRE_CAP_PHYSICAL_BAR BIT(3) 128 u64 capabilities; 129 u8 fw_major; 130 u8 fw_minor; 131 u8 fw_revision; 132 u8 fw_engineering; 133 u32 driver_version; 134 u16 opaque_fid; /* ME register value */ 135 u8 os_type; /* VFPF_ACQUIRE_OS_* value */ 136 u8 eth_fp_hsi_major; 137 u8 eth_fp_hsi_minor; 138 u8 padding[3]; 139 } vfdev_info; 140 141 struct vf_pf_resc_request resc_request; 142 143 u64 bulletin_addr; 144 u32 bulletin_size; 145 u32 padding; 146 }; 147 148 /* receive side scaling tlv */ 149 struct vfpf_vport_update_rss_tlv { 150 struct channel_tlv tl; 151 152 u8 update_rss_flags; 153 #define VFPF_UPDATE_RSS_CONFIG_FLAG BIT(0) 154 #define VFPF_UPDATE_RSS_CAPS_FLAG BIT(1) 155 #define VFPF_UPDATE_RSS_IND_TABLE_FLAG BIT(2) 156 #define VFPF_UPDATE_RSS_KEY_FLAG BIT(3) 157 158 u8 rss_enable; 159 u8 rss_caps; 160 u8 rss_table_size_log; /* The table size is 2 ^ rss_table_size_log */ 161 u16 rss_ind_table[T_ETH_INDIRECTION_TABLE_SIZE]; 162 u32 rss_key[T_ETH_RSS_KEY_SIZE]; 163 }; 164 165 struct pfvf_storm_stats { 166 u32 address; 167 u32 len; 168 }; 169 170 struct pfvf_stats_info { 171 struct pfvf_storm_stats mstats; 172 struct pfvf_storm_stats pstats; 173 struct pfvf_storm_stats tstats; 174 struct pfvf_storm_stats ustats; 175 }; 176 177 struct pfvf_acquire_resp_tlv { 178 struct pfvf_tlv hdr; 179 180 struct pf_vf_pfdev_info { 181 u32 chip_num; 182 u32 mfw_ver; 183 184 u16 fw_major; 185 u16 fw_minor; 186 u16 fw_rev; 187 u16 fw_eng; 188 189 u64 capabilities; 190 #define PFVF_ACQUIRE_CAP_DEFAULT_UNTAGGED BIT(0) 191 #define PFVF_ACQUIRE_CAP_100G BIT(1) /* If set, 100g PF */ 192 /* There are old PF versions where the PF might mistakenly override the sanity 193 * mechanism [version-based] and allow a VF that can't be supported to pass 194 * the acquisition phase. 195 * To overcome this, PFs now indicate that they're past that point and the new 196 * VFs would fail probe on the older PFs that fail to do so. 197 */ 198 #define PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE BIT(2) 199 200 /* PF expects queues to be received with additional qids */ 201 #define PFVF_ACQUIRE_CAP_QUEUE_QIDS BIT(3) 202 203 u16 db_size; 204 u8 indices_per_sb; 205 u8 os_type; 206 207 /* These should match the PF's qed_dev values */ 208 u16 chip_rev; 209 u8 dev_type; 210 211 /* Doorbell bar size configured in HW: log(size) or 0 */ 212 u8 bar_size; 213 214 struct pfvf_stats_info stats_info; 215 216 u8 port_mac[ETH_ALEN]; 217 218 /* It's possible PF had to configure an older fastpath HSI 219 * [in case VF is newer than PF]. This is communicated back 220 * to the VF. It can also be used in case of error due to 221 * non-matching versions to shed light in VF about failure. 222 */ 223 u8 major_fp_hsi; 224 u8 minor_fp_hsi; 225 } pfdev_info; 226 227 struct pf_vf_resc { 228 #define PFVF_MAX_QUEUES_PER_VF 16 229 #define PFVF_MAX_SBS_PER_VF 16 230 struct hw_sb_info hw_sbs[PFVF_MAX_SBS_PER_VF]; 231 u8 hw_qid[PFVF_MAX_QUEUES_PER_VF]; 232 u8 cid[PFVF_MAX_QUEUES_PER_VF]; 233 234 u8 num_rxqs; 235 u8 num_txqs; 236 u8 num_sbs; 237 u8 num_mac_filters; 238 u8 num_vlan_filters; 239 u8 num_mc_filters; 240 u8 num_cids; 241 u8 padding; 242 } resc; 243 244 u32 bulletin_size; 245 u32 padding; 246 }; 247 248 struct pfvf_start_queue_resp_tlv { 249 struct pfvf_tlv hdr; 250 u32 offset; /* offset to consumer/producer of queue */ 251 u8 padding[4]; 252 }; 253 254 /* Extended queue information - additional index for reference inside qzone. 255 * If commmunicated between VF/PF, each TLV relating to queues should be 256 * extended by one such [or have a future base TLV that already contains info]. 257 */ 258 struct vfpf_qid_tlv { 259 struct channel_tlv tl; 260 u8 qid; 261 u8 padding[3]; 262 }; 263 264 /* Setup Queue */ 265 struct vfpf_start_rxq_tlv { 266 struct vfpf_first_tlv first_tlv; 267 268 /* physical addresses */ 269 u64 rxq_addr; 270 u64 deprecated_sge_addr; 271 u64 cqe_pbl_addr; 272 273 u16 cqe_pbl_size; 274 u16 hw_sb; 275 u16 rx_qid; 276 u16 hc_rate; /* desired interrupts per sec. */ 277 278 u16 bd_max_bytes; 279 u16 stat_id; 280 u8 sb_index; 281 u8 padding[3]; 282 }; 283 284 struct vfpf_start_txq_tlv { 285 struct vfpf_first_tlv first_tlv; 286 287 /* physical addresses */ 288 u64 pbl_addr; 289 u16 pbl_size; 290 u16 stat_id; 291 u16 tx_qid; 292 u16 hw_sb; 293 294 u32 flags; /* VFPF_QUEUE_FLG_X flags */ 295 u16 hc_rate; /* desired interrupts per sec. */ 296 u8 sb_index; 297 u8 padding[3]; 298 }; 299 300 /* Stop RX Queue */ 301 struct vfpf_stop_rxqs_tlv { 302 struct vfpf_first_tlv first_tlv; 303 304 u16 rx_qid; 305 306 /* this field is deprecated and should *always* be set to '1' */ 307 u8 num_rxqs; 308 u8 cqe_completion; 309 u8 padding[4]; 310 }; 311 312 /* Stop TX Queues */ 313 struct vfpf_stop_txqs_tlv { 314 struct vfpf_first_tlv first_tlv; 315 316 u16 tx_qid; 317 318 /* this field is deprecated and should *always* be set to '1' */ 319 u8 num_txqs; 320 u8 padding[5]; 321 }; 322 323 struct vfpf_update_rxq_tlv { 324 struct vfpf_first_tlv first_tlv; 325 326 u64 deprecated_sge_addr[PFVF_MAX_QUEUES_PER_VF]; 327 328 u16 rx_qid; 329 u8 num_rxqs; 330 u8 flags; 331 #define VFPF_RXQ_UPD_INIT_SGE_DEPRECATE_FLAG BIT(0) 332 #define VFPF_RXQ_UPD_COMPLETE_CQE_FLAG BIT(1) 333 #define VFPF_RXQ_UPD_COMPLETE_EVENT_FLAG BIT(2) 334 335 u8 padding[4]; 336 }; 337 338 /* Set Queue Filters */ 339 struct vfpf_q_mac_vlan_filter { 340 u32 flags; 341 #define VFPF_Q_FILTER_DEST_MAC_VALID 0x01 342 #define VFPF_Q_FILTER_VLAN_TAG_VALID 0x02 343 #define VFPF_Q_FILTER_SET_MAC 0x100 /* set/clear */ 344 345 u8 mac[ETH_ALEN]; 346 u16 vlan_tag; 347 348 u8 padding[4]; 349 }; 350 351 /* Start a vport */ 352 struct vfpf_vport_start_tlv { 353 struct vfpf_first_tlv first_tlv; 354 355 u64 sb_addr[PFVF_MAX_SBS_PER_VF]; 356 357 u32 tpa_mode; 358 u16 dep1; 359 u16 mtu; 360 361 u8 vport_id; 362 u8 inner_vlan_removal; 363 364 u8 only_untagged; 365 u8 max_buffers_per_cqe; 366 367 u8 padding[4]; 368 }; 369 370 /* Extended tlvs - need to add rss, mcast, accept mode tlvs */ 371 struct vfpf_vport_update_activate_tlv { 372 struct channel_tlv tl; 373 u8 update_rx; 374 u8 update_tx; 375 u8 active_rx; 376 u8 active_tx; 377 }; 378 379 struct vfpf_vport_update_tx_switch_tlv { 380 struct channel_tlv tl; 381 u8 tx_switching; 382 u8 padding[3]; 383 }; 384 385 struct vfpf_vport_update_vlan_strip_tlv { 386 struct channel_tlv tl; 387 u8 remove_vlan; 388 u8 padding[3]; 389 }; 390 391 struct vfpf_vport_update_mcast_bin_tlv { 392 struct channel_tlv tl; 393 u8 padding[4]; 394 395 u64 bins[8]; 396 }; 397 398 struct vfpf_vport_update_accept_param_tlv { 399 struct channel_tlv tl; 400 u8 update_rx_mode; 401 u8 update_tx_mode; 402 u8 rx_accept_filter; 403 u8 tx_accept_filter; 404 }; 405 406 struct vfpf_vport_update_accept_any_vlan_tlv { 407 struct channel_tlv tl; 408 u8 update_accept_any_vlan_flg; 409 u8 accept_any_vlan; 410 411 u8 padding[2]; 412 }; 413 414 struct vfpf_vport_update_sge_tpa_tlv { 415 struct channel_tlv tl; 416 417 u16 sge_tpa_flags; 418 #define VFPF_TPA_IPV4_EN_FLAG BIT(0) 419 #define VFPF_TPA_IPV6_EN_FLAG BIT(1) 420 #define VFPF_TPA_PKT_SPLIT_FLAG BIT(2) 421 #define VFPF_TPA_HDR_DATA_SPLIT_FLAG BIT(3) 422 #define VFPF_TPA_GRO_CONSIST_FLAG BIT(4) 423 424 u8 update_sge_tpa_flags; 425 #define VFPF_UPDATE_SGE_DEPRECATED_FLAG BIT(0) 426 #define VFPF_UPDATE_TPA_EN_FLAG BIT(1) 427 #define VFPF_UPDATE_TPA_PARAM_FLAG BIT(2) 428 429 u8 max_buffers_per_cqe; 430 431 u16 deprecated_sge_buff_size; 432 u16 tpa_max_size; 433 u16 tpa_min_size_to_start; 434 u16 tpa_min_size_to_cont; 435 436 u8 tpa_max_aggs_num; 437 u8 padding[7]; 438 }; 439 440 /* Primary tlv as a header for various extended tlvs for 441 * various functionalities in vport update ramrod. 442 */ 443 struct vfpf_vport_update_tlv { 444 struct vfpf_first_tlv first_tlv; 445 }; 446 447 struct vfpf_ucast_filter_tlv { 448 struct vfpf_first_tlv first_tlv; 449 450 u8 opcode; 451 u8 type; 452 453 u8 mac[ETH_ALEN]; 454 455 u16 vlan; 456 u16 padding[3]; 457 }; 458 459 /* tunnel update param tlv */ 460 struct vfpf_update_tunn_param_tlv { 461 struct vfpf_first_tlv first_tlv; 462 463 u8 tun_mode_update_mask; 464 u8 tunn_mode; 465 u8 update_tun_cls; 466 u8 vxlan_clss; 467 u8 l2gre_clss; 468 u8 ipgre_clss; 469 u8 l2geneve_clss; 470 u8 ipgeneve_clss; 471 u8 update_geneve_port; 472 u8 update_vxlan_port; 473 u16 geneve_port; 474 u16 vxlan_port; 475 u8 padding[2]; 476 }; 477 478 struct pfvf_update_tunn_param_tlv { 479 struct pfvf_tlv hdr; 480 481 u16 tunn_feature_mask; 482 u8 vxlan_mode; 483 u8 l2geneve_mode; 484 u8 ipgeneve_mode; 485 u8 l2gre_mode; 486 u8 ipgre_mode; 487 u8 vxlan_clss; 488 u8 l2gre_clss; 489 u8 ipgre_clss; 490 u8 l2geneve_clss; 491 u8 ipgeneve_clss; 492 u16 vxlan_udp_port; 493 u16 geneve_udp_port; 494 }; 495 496 struct tlv_buffer_size { 497 u8 tlv_buffer[TLV_BUFFER_SIZE]; 498 }; 499 500 union vfpf_tlvs { 501 struct vfpf_first_tlv first_tlv; 502 struct vfpf_acquire_tlv acquire; 503 struct vfpf_start_rxq_tlv start_rxq; 504 struct vfpf_start_txq_tlv start_txq; 505 struct vfpf_stop_rxqs_tlv stop_rxqs; 506 struct vfpf_stop_txqs_tlv stop_txqs; 507 struct vfpf_update_rxq_tlv update_rxq; 508 struct vfpf_vport_start_tlv start_vport; 509 struct vfpf_vport_update_tlv vport_update; 510 struct vfpf_ucast_filter_tlv ucast_filter; 511 struct vfpf_update_tunn_param_tlv tunn_param_update; 512 struct channel_list_end_tlv list_end; 513 struct tlv_buffer_size tlv_buf_size; 514 }; 515 516 union pfvf_tlvs { 517 struct pfvf_def_resp_tlv default_resp; 518 struct pfvf_acquire_resp_tlv acquire_resp; 519 struct tlv_buffer_size tlv_buf_size; 520 struct pfvf_start_queue_resp_tlv queue_start; 521 struct pfvf_update_tunn_param_tlv tunn_param_resp; 522 }; 523 524 enum qed_bulletin_bit { 525 /* Alert the VF that a forced MAC was set by the PF */ 526 MAC_ADDR_FORCED = 0, 527 /* Alert the VF that a forced VLAN was set by the PF */ 528 VLAN_ADDR_FORCED = 2, 529 530 /* Indicate that `default_only_untagged' contains actual data */ 531 VFPF_BULLETIN_UNTAGGED_DEFAULT = 3, 532 VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED = 4, 533 534 /* Alert the VF that suggested mac was sent by the PF. 535 * MAC_ADDR will be disabled in case MAC_ADDR_FORCED is set. 536 */ 537 VFPF_BULLETIN_MAC_ADDR = 5 538 }; 539 540 struct qed_bulletin_content { 541 /* crc of structure to ensure is not in mid-update */ 542 u32 crc; 543 544 u32 version; 545 546 /* bitmap indicating which fields hold valid values */ 547 u64 valid_bitmap; 548 549 /* used for MAC_ADDR or MAC_ADDR_FORCED */ 550 u8 mac[ETH_ALEN]; 551 552 /* If valid, 1 => only untagged Rx if no vlan is configured */ 553 u8 default_only_untagged; 554 u8 padding; 555 556 /* The following is a 'copy' of qed_mcp_link_state, 557 * qed_mcp_link_params and qed_mcp_link_capabilities. Since it's 558 * possible the structs will increase further along the road we cannot 559 * have it here; Instead we need to have all of its fields. 560 */ 561 u8 req_autoneg; 562 u8 req_autoneg_pause; 563 u8 req_forced_rx; 564 u8 req_forced_tx; 565 u8 padding2[4]; 566 567 u32 req_adv_speed; 568 u32 req_forced_speed; 569 u32 req_loopback; 570 u32 padding3; 571 572 u8 link_up; 573 u8 full_duplex; 574 u8 autoneg; 575 u8 autoneg_complete; 576 u8 parallel_detection; 577 u8 pfc_enabled; 578 u8 partner_tx_flow_ctrl_en; 579 u8 partner_rx_flow_ctrl_en; 580 u8 partner_adv_pause; 581 u8 sfp_tx_fault; 582 u16 vxlan_udp_port; 583 u16 geneve_udp_port; 584 u8 padding4[2]; 585 586 u32 speed; 587 u32 partner_adv_speed; 588 589 u32 capability_speed; 590 591 /* Forced vlan */ 592 u16 pvid; 593 u16 padding5; 594 }; 595 596 struct qed_bulletin { 597 dma_addr_t phys; 598 struct qed_bulletin_content *p_virt; 599 u32 size; 600 }; 601 602 enum { 603 CHANNEL_TLV_NONE, /* ends tlv sequence */ 604 CHANNEL_TLV_ACQUIRE, 605 CHANNEL_TLV_VPORT_START, 606 CHANNEL_TLV_VPORT_UPDATE, 607 CHANNEL_TLV_VPORT_TEARDOWN, 608 CHANNEL_TLV_START_RXQ, 609 CHANNEL_TLV_START_TXQ, 610 CHANNEL_TLV_STOP_RXQS, 611 CHANNEL_TLV_STOP_TXQS, 612 CHANNEL_TLV_UPDATE_RXQ, 613 CHANNEL_TLV_INT_CLEANUP, 614 CHANNEL_TLV_CLOSE, 615 CHANNEL_TLV_RELEASE, 616 CHANNEL_TLV_LIST_END, 617 CHANNEL_TLV_UCAST_FILTER, 618 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, 619 CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH, 620 CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP, 621 CHANNEL_TLV_VPORT_UPDATE_MCAST, 622 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM, 623 CHANNEL_TLV_VPORT_UPDATE_RSS, 624 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN, 625 CHANNEL_TLV_VPORT_UPDATE_SGE_TPA, 626 CHANNEL_TLV_UPDATE_TUNN_PARAM, 627 CHANNEL_TLV_RESERVED, 628 CHANNEL_TLV_QID, 629 CHANNEL_TLV_MAX, 630 631 /* Required for iterating over vport-update tlvs. 632 * Will break in case non-sequential vport-update tlvs. 633 */ 634 CHANNEL_TLV_VPORT_UPDATE_MAX = CHANNEL_TLV_VPORT_UPDATE_SGE_TPA + 1, 635 }; 636 637 /* Default number of CIDs [total of both Rx and Tx] to be requested 638 * by default, and maximum possible number. 639 */ 640 #define QED_ETH_VF_DEFAULT_NUM_CIDS (32) 641 #define QED_ETH_VF_MAX_NUM_CIDS (250) 642 643 /* This data is held in the qed_hwfn structure for VFs only. */ 644 struct qed_vf_iov { 645 union vfpf_tlvs *vf2pf_request; 646 dma_addr_t vf2pf_request_phys; 647 union pfvf_tlvs *pf2vf_reply; 648 dma_addr_t pf2vf_reply_phys; 649 650 /* Should be taken whenever the mailbox buffers are accessed */ 651 struct mutex mutex; 652 u8 *offset; 653 654 /* Bulletin Board */ 655 struct qed_bulletin bulletin; 656 struct qed_bulletin_content bulletin_shadow; 657 658 /* we set aside a copy of the acquire response */ 659 struct pfvf_acquire_resp_tlv acquire_resp; 660 661 /* In case PF originates prior to the fp-hsi version comparison, 662 * this has to be propagated as it affects the fastpath. 663 */ 664 bool b_pre_fp_hsi; 665 666 /* Current day VFs are passing the SBs physical address on vport 667 * start, and as they lack an IGU mapping they need to store the 668 * addresses of previously registered SBs. 669 * Even if we were to change configuration flow, due to backward 670 * compatibility [with older PFs] we'd still need to store these. 671 */ 672 struct qed_sb_info *sbs_info[PFVF_MAX_SBS_PER_VF]; 673 674 /* Determines whether VF utilizes doorbells via limited register 675 * bar or via the doorbell bar. 676 */ 677 bool b_doorbell_bar; 678 }; 679 680 #ifdef CONFIG_QED_SRIOV 681 /** 682 * @brief Read the VF bulletin and act on it if needed 683 * 684 * @param p_hwfn 685 * @param p_change - qed fills 1 iff bulletin board has changed, 0 otherwise. 686 * 687 * @return enum _qed_status 688 */ 689 int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change); 690 691 /** 692 * @brief Get link paramters for VF from qed 693 * 694 * @param p_hwfn 695 * @param params - the link params structure to be filled for the VF 696 */ 697 void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 698 struct qed_mcp_link_params *params); 699 700 /** 701 * @brief Get link state for VF from qed 702 * 703 * @param p_hwfn 704 * @param link - the link state structure to be filled for the VF 705 */ 706 void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 707 struct qed_mcp_link_state *link); 708 709 /** 710 * @brief Get link capabilities for VF from qed 711 * 712 * @param p_hwfn 713 * @param p_link_caps - the link capabilities structure to be filled for the VF 714 */ 715 void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 716 struct qed_mcp_link_capabilities *p_link_caps); 717 718 /** 719 * @brief Get number of Rx queues allocated for VF by qed 720 * 721 * @param p_hwfn 722 * @param num_rxqs - allocated RX queues 723 */ 724 void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs); 725 726 /** 727 * @brief Get number of Rx queues allocated for VF by qed 728 * 729 * @param p_hwfn 730 * @param num_txqs - allocated RX queues 731 */ 732 void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs); 733 734 /** 735 * @brief Get number of available connections [both Rx and Tx] for VF 736 * 737 * @param p_hwfn 738 * @param num_cids - allocated number of connections 739 */ 740 void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids); 741 742 /** 743 * @brief Get port mac address for VF 744 * 745 * @param p_hwfn 746 * @param port_mac - destination location for port mac 747 */ 748 void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac); 749 750 /** 751 * @brief Get number of VLAN filters allocated for VF by qed 752 * 753 * @param p_hwfn 754 * @param num_rxqs - allocated VLAN filters 755 */ 756 void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 757 u8 *num_vlan_filters); 758 759 /** 760 * @brief Get number of MAC filters allocated for VF by qed 761 * 762 * @param p_hwfn 763 * @param num_rxqs - allocated MAC filters 764 */ 765 void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters); 766 767 /** 768 * @brief Check if VF can set a MAC address 769 * 770 * @param p_hwfn 771 * @param mac 772 * 773 * @return bool 774 */ 775 bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac); 776 777 /** 778 * @brief Set firmware version information in dev_info from VFs acquire response tlv 779 * 780 * @param p_hwfn 781 * @param fw_major 782 * @param fw_minor 783 * @param fw_rev 784 * @param fw_eng 785 */ 786 void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 787 u16 *fw_major, u16 *fw_minor, 788 u16 *fw_rev, u16 *fw_eng); 789 790 /** 791 * @brief hw preparation for VF 792 * sends ACQUIRE message 793 * 794 * @param p_hwfn 795 * 796 * @return int 797 */ 798 int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn); 799 800 /** 801 * @brief VF - start the RX Queue by sending a message to the PF 802 * @param p_hwfn 803 * @param p_cid - Only relative fields are relevant 804 * @param bd_max_bytes - maximum number of bytes per bd 805 * @param bd_chain_phys_addr - physical address of bd chain 806 * @param cqe_pbl_addr - physical address of pbl 807 * @param cqe_pbl_size - pbl size 808 * @param pp_prod - pointer to the producer to be 809 * used in fastpath 810 * 811 * @return int 812 */ 813 int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 814 struct qed_queue_cid *p_cid, 815 u16 bd_max_bytes, 816 dma_addr_t bd_chain_phys_addr, 817 dma_addr_t cqe_pbl_addr, 818 u16 cqe_pbl_size, void __iomem **pp_prod); 819 820 /** 821 * @brief VF - start the TX queue by sending a message to the 822 * PF. 823 * 824 * @param p_hwfn 825 * @param tx_queue_id - zero based within the VF 826 * @param sb - status block for this queue 827 * @param sb_index - index within the status block 828 * @param bd_chain_phys_addr - physical address of tx chain 829 * @param pp_doorbell - pointer to address to which to 830 * write the doorbell too.. 831 * 832 * @return int 833 */ 834 int 835 qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 836 struct qed_queue_cid *p_cid, 837 dma_addr_t pbl_addr, 838 u16 pbl_size, void __iomem **pp_doorbell); 839 840 /** 841 * @brief VF - stop the RX queue by sending a message to the PF 842 * 843 * @param p_hwfn 844 * @param p_cid 845 * @param cqe_completion 846 * 847 * @return int 848 */ 849 int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 850 struct qed_queue_cid *p_cid, bool cqe_completion); 851 852 /** 853 * @brief VF - stop the TX queue by sending a message to the PF 854 * 855 * @param p_hwfn 856 * @param tx_qid 857 * 858 * @return int 859 */ 860 int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid); 861 862 /** 863 * @brief VF - send a vport update command 864 * 865 * @param p_hwfn 866 * @param params 867 * 868 * @return int 869 */ 870 int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 871 struct qed_sp_vport_update_params *p_params); 872 873 /** 874 * 875 * @brief VF - send a close message to PF 876 * 877 * @param p_hwfn 878 * 879 * @return enum _qed_status 880 */ 881 int qed_vf_pf_reset(struct qed_hwfn *p_hwfn); 882 883 /** 884 * @brief VF - free vf`s memories 885 * 886 * @param p_hwfn 887 * 888 * @return enum _qed_status 889 */ 890 int qed_vf_pf_release(struct qed_hwfn *p_hwfn); 891 892 /** 893 * @brief qed_vf_get_igu_sb_id - Get the IGU SB ID for a given 894 * sb_id. For VFs igu sbs don't have to be contiguous 895 * 896 * @param p_hwfn 897 * @param sb_id 898 * 899 * @return INLINE u16 900 */ 901 u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id); 902 903 /** 904 * @brief Stores [or removes] a configured sb_info. 905 * 906 * @param p_hwfn 907 * @param sb_id - zero-based SB index [for fastpath] 908 * @param sb_info - may be NULL [during removal]. 909 */ 910 void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, 911 u16 sb_id, struct qed_sb_info *p_sb); 912 913 /** 914 * @brief qed_vf_pf_vport_start - perform vport start for VF. 915 * 916 * @param p_hwfn 917 * @param vport_id 918 * @param mtu 919 * @param inner_vlan_removal 920 * @param tpa_mode 921 * @param max_buffers_per_cqe, 922 * @param only_untagged - default behavior regarding vlan acceptance 923 * 924 * @return enum _qed_status 925 */ 926 int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 927 u8 vport_id, 928 u16 mtu, 929 u8 inner_vlan_removal, 930 enum qed_tpa_mode tpa_mode, 931 u8 max_buffers_per_cqe, u8 only_untagged); 932 933 /** 934 * @brief qed_vf_pf_vport_stop - stop the VF's vport 935 * 936 * @param p_hwfn 937 * 938 * @return enum _qed_status 939 */ 940 int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn); 941 942 int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 943 struct qed_filter_ucast *p_param); 944 945 void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 946 struct qed_filter_mcast *p_filter_cmd); 947 948 /** 949 * @brief qed_vf_pf_int_cleanup - clean the SB of the VF 950 * 951 * @param p_hwfn 952 * 953 * @return enum _qed_status 954 */ 955 int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn); 956 957 /** 958 * @brief - return the link params in a given bulletin board 959 * 960 * @param p_hwfn 961 * @param p_params - pointer to a struct to fill with link params 962 * @param p_bulletin 963 */ 964 void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 965 struct qed_mcp_link_params *p_params, 966 struct qed_bulletin_content *p_bulletin); 967 968 /** 969 * @brief - return the link state in a given bulletin board 970 * 971 * @param p_hwfn 972 * @param p_link - pointer to a struct to fill with link state 973 * @param p_bulletin 974 */ 975 void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 976 struct qed_mcp_link_state *p_link, 977 struct qed_bulletin_content *p_bulletin); 978 979 /** 980 * @brief - return the link capabilities in a given bulletin board 981 * 982 * @param p_hwfn 983 * @param p_link - pointer to a struct to fill with link capabilities 984 * @param p_bulletin 985 */ 986 void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 987 struct qed_mcp_link_capabilities *p_link_caps, 988 struct qed_bulletin_content *p_bulletin); 989 990 void qed_iov_vf_task(struct work_struct *work); 991 void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun); 992 int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 993 struct qed_tunnel_info *p_tunn); 994 995 u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id); 996 #else 997 static inline void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 998 struct qed_mcp_link_params *params) 999 { 1000 } 1001 1002 static inline void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1003 struct qed_mcp_link_state *link) 1004 { 1005 } 1006 1007 static inline void 1008 qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1009 struct qed_mcp_link_capabilities *p_link_caps) 1010 { 1011 } 1012 1013 static inline void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) 1014 { 1015 } 1016 1017 static inline void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs) 1018 { 1019 } 1020 1021 static inline void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids) 1022 { 1023 } 1024 1025 static inline void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) 1026 { 1027 } 1028 1029 static inline void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 1030 u8 *num_vlan_filters) 1031 { 1032 } 1033 1034 static inline void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, 1035 u8 *num_mac_filters) 1036 { 1037 } 1038 1039 static inline bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) 1040 { 1041 return false; 1042 } 1043 1044 static inline void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 1045 u16 *fw_major, u16 *fw_minor, 1046 u16 *fw_rev, u16 *fw_eng) 1047 { 1048 } 1049 1050 static inline int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) 1051 { 1052 return -EINVAL; 1053 } 1054 1055 static inline int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 1056 struct qed_queue_cid *p_cid, 1057 u16 bd_max_bytes, 1058 dma_addr_t bd_chain_phys_adr, 1059 dma_addr_t cqe_pbl_addr, 1060 u16 cqe_pbl_size, void __iomem **pp_prod) 1061 { 1062 return -EINVAL; 1063 } 1064 1065 static inline int qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 1066 struct qed_queue_cid *p_cid, 1067 dma_addr_t pbl_addr, 1068 u16 pbl_size, void __iomem **pp_doorbell) 1069 { 1070 return -EINVAL; 1071 } 1072 1073 static inline int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 1074 struct qed_queue_cid *p_cid, 1075 bool cqe_completion) 1076 { 1077 return -EINVAL; 1078 } 1079 1080 static inline int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, 1081 struct qed_queue_cid *p_cid) 1082 { 1083 return -EINVAL; 1084 } 1085 1086 static inline int 1087 qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 1088 struct qed_sp_vport_update_params *p_params) 1089 { 1090 return -EINVAL; 1091 } 1092 1093 static inline int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) 1094 { 1095 return -EINVAL; 1096 } 1097 1098 static inline int qed_vf_pf_release(struct qed_hwfn *p_hwfn) 1099 { 1100 return -EINVAL; 1101 } 1102 1103 static inline u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) 1104 { 1105 return 0; 1106 } 1107 1108 static inline void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, u16 sb_id, 1109 struct qed_sb_info *p_sb) 1110 { 1111 } 1112 1113 static inline int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 1114 u8 vport_id, 1115 u16 mtu, 1116 u8 inner_vlan_removal, 1117 enum qed_tpa_mode tpa_mode, 1118 u8 max_buffers_per_cqe, 1119 u8 only_untagged) 1120 { 1121 return -EINVAL; 1122 } 1123 1124 static inline int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) 1125 { 1126 return -EINVAL; 1127 } 1128 1129 static inline int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 1130 struct qed_filter_ucast *p_param) 1131 { 1132 return -EINVAL; 1133 } 1134 1135 static inline void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 1136 struct qed_filter_mcast *p_filter_cmd) 1137 { 1138 } 1139 1140 static inline int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) 1141 { 1142 return -EINVAL; 1143 } 1144 1145 static inline void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1146 struct qed_mcp_link_params 1147 *p_params, 1148 struct qed_bulletin_content 1149 *p_bulletin) 1150 { 1151 } 1152 1153 static inline void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1154 struct qed_mcp_link_state *p_link, 1155 struct qed_bulletin_content 1156 *p_bulletin) 1157 { 1158 } 1159 1160 static inline void 1161 __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1162 struct qed_mcp_link_capabilities *p_link_caps, 1163 struct qed_bulletin_content *p_bulletin) 1164 { 1165 } 1166 1167 static inline void qed_iov_vf_task(struct work_struct *work) 1168 { 1169 } 1170 1171 static inline void 1172 qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun) 1173 { 1174 } 1175 1176 static inline int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 1177 struct qed_tunnel_info *p_tunn) 1178 { 1179 return -EINVAL; 1180 } 1181 1182 static inline u32 1183 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, 1184 enum BAR_ID bar_id) 1185 { 1186 return 0; 1187 } 1188 #endif 1189 1190 #endif 1191