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 struct vfpf_update_coalesce { 501 struct vfpf_first_tlv first_tlv; 502 u16 rx_coal; 503 u16 tx_coal; 504 u16 qid; 505 u8 padding[2]; 506 }; 507 508 struct vfpf_read_coal_req_tlv { 509 struct vfpf_first_tlv first_tlv; 510 u16 qid; 511 u8 is_rx; 512 u8 padding[5]; 513 }; 514 515 struct pfvf_read_coal_resp_tlv { 516 struct pfvf_tlv hdr; 517 u16 coal; 518 u8 padding[6]; 519 }; 520 521 union vfpf_tlvs { 522 struct vfpf_first_tlv first_tlv; 523 struct vfpf_acquire_tlv acquire; 524 struct vfpf_start_rxq_tlv start_rxq; 525 struct vfpf_start_txq_tlv start_txq; 526 struct vfpf_stop_rxqs_tlv stop_rxqs; 527 struct vfpf_stop_txqs_tlv stop_txqs; 528 struct vfpf_update_rxq_tlv update_rxq; 529 struct vfpf_vport_start_tlv start_vport; 530 struct vfpf_vport_update_tlv vport_update; 531 struct vfpf_ucast_filter_tlv ucast_filter; 532 struct vfpf_update_tunn_param_tlv tunn_param_update; 533 struct vfpf_update_coalesce update_coalesce; 534 struct vfpf_read_coal_req_tlv read_coal_req; 535 struct tlv_buffer_size tlv_buf_size; 536 }; 537 538 union pfvf_tlvs { 539 struct pfvf_def_resp_tlv default_resp; 540 struct pfvf_acquire_resp_tlv acquire_resp; 541 struct tlv_buffer_size tlv_buf_size; 542 struct pfvf_start_queue_resp_tlv queue_start; 543 struct pfvf_update_tunn_param_tlv tunn_param_resp; 544 struct pfvf_read_coal_resp_tlv read_coal_resp; 545 }; 546 547 enum qed_bulletin_bit { 548 /* Alert the VF that a forced MAC was set by the PF */ 549 MAC_ADDR_FORCED = 0, 550 /* Alert the VF that a forced VLAN was set by the PF */ 551 VLAN_ADDR_FORCED = 2, 552 553 /* Indicate that `default_only_untagged' contains actual data */ 554 VFPF_BULLETIN_UNTAGGED_DEFAULT = 3, 555 VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED = 4, 556 557 /* Alert the VF that suggested mac was sent by the PF. 558 * MAC_ADDR will be disabled in case MAC_ADDR_FORCED is set. 559 */ 560 VFPF_BULLETIN_MAC_ADDR = 5 561 }; 562 563 struct qed_bulletin_content { 564 /* crc of structure to ensure is not in mid-update */ 565 u32 crc; 566 567 u32 version; 568 569 /* bitmap indicating which fields hold valid values */ 570 u64 valid_bitmap; 571 572 /* used for MAC_ADDR or MAC_ADDR_FORCED */ 573 u8 mac[ETH_ALEN]; 574 575 /* If valid, 1 => only untagged Rx if no vlan is configured */ 576 u8 default_only_untagged; 577 u8 padding; 578 579 /* The following is a 'copy' of qed_mcp_link_state, 580 * qed_mcp_link_params and qed_mcp_link_capabilities. Since it's 581 * possible the structs will increase further along the road we cannot 582 * have it here; Instead we need to have all of its fields. 583 */ 584 u8 req_autoneg; 585 u8 req_autoneg_pause; 586 u8 req_forced_rx; 587 u8 req_forced_tx; 588 u8 padding2[4]; 589 590 u32 req_adv_speed; 591 u32 req_forced_speed; 592 u32 req_loopback; 593 u32 padding3; 594 595 u8 link_up; 596 u8 full_duplex; 597 u8 autoneg; 598 u8 autoneg_complete; 599 u8 parallel_detection; 600 u8 pfc_enabled; 601 u8 partner_tx_flow_ctrl_en; 602 u8 partner_rx_flow_ctrl_en; 603 u8 partner_adv_pause; 604 u8 sfp_tx_fault; 605 u16 vxlan_udp_port; 606 u16 geneve_udp_port; 607 u8 padding4[2]; 608 609 u32 speed; 610 u32 partner_adv_speed; 611 612 u32 capability_speed; 613 614 /* Forced vlan */ 615 u16 pvid; 616 u16 padding5; 617 }; 618 619 struct qed_bulletin { 620 dma_addr_t phys; 621 struct qed_bulletin_content *p_virt; 622 u32 size; 623 }; 624 625 enum { 626 CHANNEL_TLV_NONE, /* ends tlv sequence */ 627 CHANNEL_TLV_ACQUIRE, 628 CHANNEL_TLV_VPORT_START, 629 CHANNEL_TLV_VPORT_UPDATE, 630 CHANNEL_TLV_VPORT_TEARDOWN, 631 CHANNEL_TLV_START_RXQ, 632 CHANNEL_TLV_START_TXQ, 633 CHANNEL_TLV_STOP_RXQS, 634 CHANNEL_TLV_STOP_TXQS, 635 CHANNEL_TLV_UPDATE_RXQ, 636 CHANNEL_TLV_INT_CLEANUP, 637 CHANNEL_TLV_CLOSE, 638 CHANNEL_TLV_RELEASE, 639 CHANNEL_TLV_LIST_END, 640 CHANNEL_TLV_UCAST_FILTER, 641 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, 642 CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH, 643 CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP, 644 CHANNEL_TLV_VPORT_UPDATE_MCAST, 645 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM, 646 CHANNEL_TLV_VPORT_UPDATE_RSS, 647 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN, 648 CHANNEL_TLV_VPORT_UPDATE_SGE_TPA, 649 CHANNEL_TLV_UPDATE_TUNN_PARAM, 650 CHANNEL_TLV_COALESCE_UPDATE, 651 CHANNEL_TLV_QID, 652 CHANNEL_TLV_COALESCE_READ, 653 CHANNEL_TLV_MAX, 654 655 /* Required for iterating over vport-update tlvs. 656 * Will break in case non-sequential vport-update tlvs. 657 */ 658 CHANNEL_TLV_VPORT_UPDATE_MAX = CHANNEL_TLV_VPORT_UPDATE_SGE_TPA + 1, 659 }; 660 661 /* Default number of CIDs [total of both Rx and Tx] to be requested 662 * by default, and maximum possible number. 663 */ 664 #define QED_ETH_VF_DEFAULT_NUM_CIDS (32) 665 #define QED_ETH_VF_MAX_NUM_CIDS (250) 666 667 /* This data is held in the qed_hwfn structure for VFs only. */ 668 struct qed_vf_iov { 669 union vfpf_tlvs *vf2pf_request; 670 dma_addr_t vf2pf_request_phys; 671 union pfvf_tlvs *pf2vf_reply; 672 dma_addr_t pf2vf_reply_phys; 673 674 /* Should be taken whenever the mailbox buffers are accessed */ 675 struct mutex mutex; 676 u8 *offset; 677 678 /* Bulletin Board */ 679 struct qed_bulletin bulletin; 680 struct qed_bulletin_content bulletin_shadow; 681 682 /* we set aside a copy of the acquire response */ 683 struct pfvf_acquire_resp_tlv acquire_resp; 684 685 /* In case PF originates prior to the fp-hsi version comparison, 686 * this has to be propagated as it affects the fastpath. 687 */ 688 bool b_pre_fp_hsi; 689 690 /* Current day VFs are passing the SBs physical address on vport 691 * start, and as they lack an IGU mapping they need to store the 692 * addresses of previously registered SBs. 693 * Even if we were to change configuration flow, due to backward 694 * compatibility [with older PFs] we'd still need to store these. 695 */ 696 struct qed_sb_info *sbs_info[PFVF_MAX_SBS_PER_VF]; 697 698 /* Determines whether VF utilizes doorbells via limited register 699 * bar or via the doorbell bar. 700 */ 701 bool b_doorbell_bar; 702 }; 703 704 /** 705 * @brief VF - Set Rx/Tx coalesce per VF's relative queue. 706 * Coalesce value '0' will omit the configuration. 707 * 708 * @param p_hwfn 709 * @param rx_coal - coalesce value in micro second for rx queue 710 * @param tx_coal - coalesce value in micro second for tx queue 711 * @param p_cid - queue cid 712 * 713 **/ 714 int qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn, 715 u16 rx_coal, 716 u16 tx_coal, struct qed_queue_cid *p_cid); 717 718 /** 719 * @brief VF - Get coalesce per VF's relative queue. 720 * 721 * @param p_hwfn 722 * @param p_coal - coalesce value in micro second for VF queues. 723 * @param p_cid - queue cid 724 * 725 **/ 726 int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn, 727 u16 *p_coal, struct qed_queue_cid *p_cid); 728 729 #ifdef CONFIG_QED_SRIOV 730 /** 731 * @brief Read the VF bulletin and act on it if needed 732 * 733 * @param p_hwfn 734 * @param p_change - qed fills 1 iff bulletin board has changed, 0 otherwise. 735 * 736 * @return enum _qed_status 737 */ 738 int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change); 739 740 /** 741 * @brief Get link paramters for VF from qed 742 * 743 * @param p_hwfn 744 * @param params - the link params structure to be filled for the VF 745 */ 746 void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 747 struct qed_mcp_link_params *params); 748 749 /** 750 * @brief Get link state for VF from qed 751 * 752 * @param p_hwfn 753 * @param link - the link state structure to be filled for the VF 754 */ 755 void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 756 struct qed_mcp_link_state *link); 757 758 /** 759 * @brief Get link capabilities for VF from qed 760 * 761 * @param p_hwfn 762 * @param p_link_caps - the link capabilities structure to be filled for the VF 763 */ 764 void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 765 struct qed_mcp_link_capabilities *p_link_caps); 766 767 /** 768 * @brief Get number of Rx queues allocated for VF by qed 769 * 770 * @param p_hwfn 771 * @param num_rxqs - allocated RX queues 772 */ 773 void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs); 774 775 /** 776 * @brief Get number of Rx queues allocated for VF by qed 777 * 778 * @param p_hwfn 779 * @param num_txqs - allocated RX queues 780 */ 781 void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs); 782 783 /** 784 * @brief Get number of available connections [both Rx and Tx] for VF 785 * 786 * @param p_hwfn 787 * @param num_cids - allocated number of connections 788 */ 789 void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids); 790 791 /** 792 * @brief Get port mac address for VF 793 * 794 * @param p_hwfn 795 * @param port_mac - destination location for port mac 796 */ 797 void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac); 798 799 /** 800 * @brief Get number of VLAN filters allocated for VF by qed 801 * 802 * @param p_hwfn 803 * @param num_rxqs - allocated VLAN filters 804 */ 805 void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 806 u8 *num_vlan_filters); 807 808 /** 809 * @brief Get number of MAC filters allocated for VF by qed 810 * 811 * @param p_hwfn 812 * @param num_rxqs - allocated MAC filters 813 */ 814 void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters); 815 816 /** 817 * @brief Check if VF can set a MAC address 818 * 819 * @param p_hwfn 820 * @param mac 821 * 822 * @return bool 823 */ 824 bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac); 825 826 /** 827 * @brief Set firmware version information in dev_info from VFs acquire response tlv 828 * 829 * @param p_hwfn 830 * @param fw_major 831 * @param fw_minor 832 * @param fw_rev 833 * @param fw_eng 834 */ 835 void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 836 u16 *fw_major, u16 *fw_minor, 837 u16 *fw_rev, u16 *fw_eng); 838 839 /** 840 * @brief hw preparation for VF 841 * sends ACQUIRE message 842 * 843 * @param p_hwfn 844 * 845 * @return int 846 */ 847 int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn); 848 849 /** 850 * @brief VF - start the RX Queue by sending a message to the PF 851 * @param p_hwfn 852 * @param p_cid - Only relative fields are relevant 853 * @param bd_max_bytes - maximum number of bytes per bd 854 * @param bd_chain_phys_addr - physical address of bd chain 855 * @param cqe_pbl_addr - physical address of pbl 856 * @param cqe_pbl_size - pbl size 857 * @param pp_prod - pointer to the producer to be 858 * used in fastpath 859 * 860 * @return int 861 */ 862 int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 863 struct qed_queue_cid *p_cid, 864 u16 bd_max_bytes, 865 dma_addr_t bd_chain_phys_addr, 866 dma_addr_t cqe_pbl_addr, 867 u16 cqe_pbl_size, void __iomem **pp_prod); 868 869 /** 870 * @brief VF - start the TX queue by sending a message to the 871 * PF. 872 * 873 * @param p_hwfn 874 * @param tx_queue_id - zero based within the VF 875 * @param sb - status block for this queue 876 * @param sb_index - index within the status block 877 * @param bd_chain_phys_addr - physical address of tx chain 878 * @param pp_doorbell - pointer to address to which to 879 * write the doorbell too.. 880 * 881 * @return int 882 */ 883 int 884 qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 885 struct qed_queue_cid *p_cid, 886 dma_addr_t pbl_addr, 887 u16 pbl_size, void __iomem **pp_doorbell); 888 889 /** 890 * @brief VF - stop the RX queue by sending a message to the PF 891 * 892 * @param p_hwfn 893 * @param p_cid 894 * @param cqe_completion 895 * 896 * @return int 897 */ 898 int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 899 struct qed_queue_cid *p_cid, bool cqe_completion); 900 901 /** 902 * @brief VF - stop the TX queue by sending a message to the PF 903 * 904 * @param p_hwfn 905 * @param tx_qid 906 * 907 * @return int 908 */ 909 int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid); 910 911 /** 912 * @brief VF - send a vport update command 913 * 914 * @param p_hwfn 915 * @param params 916 * 917 * @return int 918 */ 919 int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 920 struct qed_sp_vport_update_params *p_params); 921 922 /** 923 * 924 * @brief VF - send a close message to PF 925 * 926 * @param p_hwfn 927 * 928 * @return enum _qed_status 929 */ 930 int qed_vf_pf_reset(struct qed_hwfn *p_hwfn); 931 932 /** 933 * @brief VF - free vf`s memories 934 * 935 * @param p_hwfn 936 * 937 * @return enum _qed_status 938 */ 939 int qed_vf_pf_release(struct qed_hwfn *p_hwfn); 940 941 /** 942 * @brief qed_vf_get_igu_sb_id - Get the IGU SB ID for a given 943 * sb_id. For VFs igu sbs don't have to be contiguous 944 * 945 * @param p_hwfn 946 * @param sb_id 947 * 948 * @return INLINE u16 949 */ 950 u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id); 951 952 /** 953 * @brief Stores [or removes] a configured sb_info. 954 * 955 * @param p_hwfn 956 * @param sb_id - zero-based SB index [for fastpath] 957 * @param sb_info - may be NULL [during removal]. 958 */ 959 void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, 960 u16 sb_id, struct qed_sb_info *p_sb); 961 962 /** 963 * @brief qed_vf_pf_vport_start - perform vport start for VF. 964 * 965 * @param p_hwfn 966 * @param vport_id 967 * @param mtu 968 * @param inner_vlan_removal 969 * @param tpa_mode 970 * @param max_buffers_per_cqe, 971 * @param only_untagged - default behavior regarding vlan acceptance 972 * 973 * @return enum _qed_status 974 */ 975 int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 976 u8 vport_id, 977 u16 mtu, 978 u8 inner_vlan_removal, 979 enum qed_tpa_mode tpa_mode, 980 u8 max_buffers_per_cqe, u8 only_untagged); 981 982 /** 983 * @brief qed_vf_pf_vport_stop - stop the VF's vport 984 * 985 * @param p_hwfn 986 * 987 * @return enum _qed_status 988 */ 989 int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn); 990 991 int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 992 struct qed_filter_ucast *p_param); 993 994 void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 995 struct qed_filter_mcast *p_filter_cmd); 996 997 /** 998 * @brief qed_vf_pf_int_cleanup - clean the SB of the VF 999 * 1000 * @param p_hwfn 1001 * 1002 * @return enum _qed_status 1003 */ 1004 int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn); 1005 1006 /** 1007 * @brief - return the link params in a given bulletin board 1008 * 1009 * @param p_hwfn 1010 * @param p_params - pointer to a struct to fill with link params 1011 * @param p_bulletin 1012 */ 1013 void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1014 struct qed_mcp_link_params *p_params, 1015 struct qed_bulletin_content *p_bulletin); 1016 1017 /** 1018 * @brief - return the link state in a given bulletin board 1019 * 1020 * @param p_hwfn 1021 * @param p_link - pointer to a struct to fill with link state 1022 * @param p_bulletin 1023 */ 1024 void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1025 struct qed_mcp_link_state *p_link, 1026 struct qed_bulletin_content *p_bulletin); 1027 1028 /** 1029 * @brief - return the link capabilities in a given bulletin board 1030 * 1031 * @param p_hwfn 1032 * @param p_link - pointer to a struct to fill with link capabilities 1033 * @param p_bulletin 1034 */ 1035 void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1036 struct qed_mcp_link_capabilities *p_link_caps, 1037 struct qed_bulletin_content *p_bulletin); 1038 1039 void qed_iov_vf_task(struct work_struct *work); 1040 void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun); 1041 int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 1042 struct qed_tunnel_info *p_tunn); 1043 1044 u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id); 1045 #else 1046 static inline void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1047 struct qed_mcp_link_params *params) 1048 { 1049 } 1050 1051 static inline void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1052 struct qed_mcp_link_state *link) 1053 { 1054 } 1055 1056 static inline void 1057 qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1058 struct qed_mcp_link_capabilities *p_link_caps) 1059 { 1060 } 1061 1062 static inline void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) 1063 { 1064 } 1065 1066 static inline void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs) 1067 { 1068 } 1069 1070 static inline void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids) 1071 { 1072 } 1073 1074 static inline void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) 1075 { 1076 } 1077 1078 static inline void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 1079 u8 *num_vlan_filters) 1080 { 1081 } 1082 1083 static inline void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, 1084 u8 *num_mac_filters) 1085 { 1086 } 1087 1088 static inline bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) 1089 { 1090 return false; 1091 } 1092 1093 static inline void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 1094 u16 *fw_major, u16 *fw_minor, 1095 u16 *fw_rev, u16 *fw_eng) 1096 { 1097 } 1098 1099 static inline int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) 1100 { 1101 return -EINVAL; 1102 } 1103 1104 static inline int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 1105 struct qed_queue_cid *p_cid, 1106 u16 bd_max_bytes, 1107 dma_addr_t bd_chain_phys_adr, 1108 dma_addr_t cqe_pbl_addr, 1109 u16 cqe_pbl_size, void __iomem **pp_prod) 1110 { 1111 return -EINVAL; 1112 } 1113 1114 static inline int qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 1115 struct qed_queue_cid *p_cid, 1116 dma_addr_t pbl_addr, 1117 u16 pbl_size, void __iomem **pp_doorbell) 1118 { 1119 return -EINVAL; 1120 } 1121 1122 static inline int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 1123 struct qed_queue_cid *p_cid, 1124 bool cqe_completion) 1125 { 1126 return -EINVAL; 1127 } 1128 1129 static inline int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, 1130 struct qed_queue_cid *p_cid) 1131 { 1132 return -EINVAL; 1133 } 1134 1135 static inline int 1136 qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 1137 struct qed_sp_vport_update_params *p_params) 1138 { 1139 return -EINVAL; 1140 } 1141 1142 static inline int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) 1143 { 1144 return -EINVAL; 1145 } 1146 1147 static inline int qed_vf_pf_release(struct qed_hwfn *p_hwfn) 1148 { 1149 return -EINVAL; 1150 } 1151 1152 static inline u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) 1153 { 1154 return 0; 1155 } 1156 1157 static inline void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, u16 sb_id, 1158 struct qed_sb_info *p_sb) 1159 { 1160 } 1161 1162 static inline int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 1163 u8 vport_id, 1164 u16 mtu, 1165 u8 inner_vlan_removal, 1166 enum qed_tpa_mode tpa_mode, 1167 u8 max_buffers_per_cqe, 1168 u8 only_untagged) 1169 { 1170 return -EINVAL; 1171 } 1172 1173 static inline int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) 1174 { 1175 return -EINVAL; 1176 } 1177 1178 static inline int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 1179 struct qed_filter_ucast *p_param) 1180 { 1181 return -EINVAL; 1182 } 1183 1184 static inline void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 1185 struct qed_filter_mcast *p_filter_cmd) 1186 { 1187 } 1188 1189 static inline int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) 1190 { 1191 return -EINVAL; 1192 } 1193 1194 static inline void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1195 struct qed_mcp_link_params 1196 *p_params, 1197 struct qed_bulletin_content 1198 *p_bulletin) 1199 { 1200 } 1201 1202 static inline void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1203 struct qed_mcp_link_state *p_link, 1204 struct qed_bulletin_content 1205 *p_bulletin) 1206 { 1207 } 1208 1209 static inline void 1210 __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1211 struct qed_mcp_link_capabilities *p_link_caps, 1212 struct qed_bulletin_content *p_bulletin) 1213 { 1214 } 1215 1216 static inline void qed_iov_vf_task(struct work_struct *work) 1217 { 1218 } 1219 1220 static inline void 1221 qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun) 1222 { 1223 } 1224 1225 static inline int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 1226 struct qed_tunnel_info *p_tunn) 1227 { 1228 return -EINVAL; 1229 } 1230 1231 static inline u32 1232 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, 1233 enum BAR_ID bar_id) 1234 { 1235 return 0; 1236 } 1237 #endif 1238 1239 #endif 1240