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 struct vfpf_bulletin_update_mac_tlv { 522 struct vfpf_first_tlv first_tlv; 523 u8 mac[ETH_ALEN]; 524 u8 padding[2]; 525 }; 526 527 union vfpf_tlvs { 528 struct vfpf_first_tlv first_tlv; 529 struct vfpf_acquire_tlv acquire; 530 struct vfpf_start_rxq_tlv start_rxq; 531 struct vfpf_start_txq_tlv start_txq; 532 struct vfpf_stop_rxqs_tlv stop_rxqs; 533 struct vfpf_stop_txqs_tlv stop_txqs; 534 struct vfpf_update_rxq_tlv update_rxq; 535 struct vfpf_vport_start_tlv start_vport; 536 struct vfpf_vport_update_tlv vport_update; 537 struct vfpf_ucast_filter_tlv ucast_filter; 538 struct vfpf_update_tunn_param_tlv tunn_param_update; 539 struct vfpf_update_coalesce update_coalesce; 540 struct vfpf_read_coal_req_tlv read_coal_req; 541 struct vfpf_bulletin_update_mac_tlv bulletin_update_mac; 542 struct tlv_buffer_size tlv_buf_size; 543 }; 544 545 union pfvf_tlvs { 546 struct pfvf_def_resp_tlv default_resp; 547 struct pfvf_acquire_resp_tlv acquire_resp; 548 struct tlv_buffer_size tlv_buf_size; 549 struct pfvf_start_queue_resp_tlv queue_start; 550 struct pfvf_update_tunn_param_tlv tunn_param_resp; 551 struct pfvf_read_coal_resp_tlv read_coal_resp; 552 }; 553 554 enum qed_bulletin_bit { 555 /* Alert the VF that a forced MAC was set by the PF */ 556 MAC_ADDR_FORCED = 0, 557 /* Alert the VF that a forced VLAN was set by the PF */ 558 VLAN_ADDR_FORCED = 2, 559 560 /* Indicate that `default_only_untagged' contains actual data */ 561 VFPF_BULLETIN_UNTAGGED_DEFAULT = 3, 562 VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED = 4, 563 564 /* Alert the VF that suggested mac was sent by the PF. 565 * MAC_ADDR will be disabled in case MAC_ADDR_FORCED is set. 566 */ 567 VFPF_BULLETIN_MAC_ADDR = 5 568 }; 569 570 struct qed_bulletin_content { 571 /* crc of structure to ensure is not in mid-update */ 572 u32 crc; 573 574 u32 version; 575 576 /* bitmap indicating which fields hold valid values */ 577 u64 valid_bitmap; 578 579 /* used for MAC_ADDR or MAC_ADDR_FORCED */ 580 u8 mac[ETH_ALEN]; 581 582 /* If valid, 1 => only untagged Rx if no vlan is configured */ 583 u8 default_only_untagged; 584 u8 padding; 585 586 /* The following is a 'copy' of qed_mcp_link_state, 587 * qed_mcp_link_params and qed_mcp_link_capabilities. Since it's 588 * possible the structs will increase further along the road we cannot 589 * have it here; Instead we need to have all of its fields. 590 */ 591 u8 req_autoneg; 592 u8 req_autoneg_pause; 593 u8 req_forced_rx; 594 u8 req_forced_tx; 595 u8 padding2[4]; 596 597 u32 req_adv_speed; 598 u32 req_forced_speed; 599 u32 req_loopback; 600 u32 padding3; 601 602 u8 link_up; 603 u8 full_duplex; 604 u8 autoneg; 605 u8 autoneg_complete; 606 u8 parallel_detection; 607 u8 pfc_enabled; 608 u8 partner_tx_flow_ctrl_en; 609 u8 partner_rx_flow_ctrl_en; 610 u8 partner_adv_pause; 611 u8 sfp_tx_fault; 612 u16 vxlan_udp_port; 613 u16 geneve_udp_port; 614 u8 padding4[2]; 615 616 u32 speed; 617 u32 partner_adv_speed; 618 619 u32 capability_speed; 620 621 /* Forced vlan */ 622 u16 pvid; 623 u16 padding5; 624 }; 625 626 struct qed_bulletin { 627 dma_addr_t phys; 628 struct qed_bulletin_content *p_virt; 629 u32 size; 630 }; 631 632 enum { 633 CHANNEL_TLV_NONE, /* ends tlv sequence */ 634 CHANNEL_TLV_ACQUIRE, 635 CHANNEL_TLV_VPORT_START, 636 CHANNEL_TLV_VPORT_UPDATE, 637 CHANNEL_TLV_VPORT_TEARDOWN, 638 CHANNEL_TLV_START_RXQ, 639 CHANNEL_TLV_START_TXQ, 640 CHANNEL_TLV_STOP_RXQS, 641 CHANNEL_TLV_STOP_TXQS, 642 CHANNEL_TLV_UPDATE_RXQ, 643 CHANNEL_TLV_INT_CLEANUP, 644 CHANNEL_TLV_CLOSE, 645 CHANNEL_TLV_RELEASE, 646 CHANNEL_TLV_LIST_END, 647 CHANNEL_TLV_UCAST_FILTER, 648 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, 649 CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH, 650 CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP, 651 CHANNEL_TLV_VPORT_UPDATE_MCAST, 652 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM, 653 CHANNEL_TLV_VPORT_UPDATE_RSS, 654 CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN, 655 CHANNEL_TLV_VPORT_UPDATE_SGE_TPA, 656 CHANNEL_TLV_UPDATE_TUNN_PARAM, 657 CHANNEL_TLV_COALESCE_UPDATE, 658 CHANNEL_TLV_QID, 659 CHANNEL_TLV_COALESCE_READ, 660 CHANNEL_TLV_BULLETIN_UPDATE_MAC, 661 CHANNEL_TLV_MAX, 662 663 /* Required for iterating over vport-update tlvs. 664 * Will break in case non-sequential vport-update tlvs. 665 */ 666 CHANNEL_TLV_VPORT_UPDATE_MAX = CHANNEL_TLV_VPORT_UPDATE_SGE_TPA + 1, 667 }; 668 669 /* Default number of CIDs [total of both Rx and Tx] to be requested 670 * by default, and maximum possible number. 671 */ 672 #define QED_ETH_VF_DEFAULT_NUM_CIDS (32) 673 #define QED_ETH_VF_MAX_NUM_CIDS (250) 674 675 /* This data is held in the qed_hwfn structure for VFs only. */ 676 struct qed_vf_iov { 677 union vfpf_tlvs *vf2pf_request; 678 dma_addr_t vf2pf_request_phys; 679 union pfvf_tlvs *pf2vf_reply; 680 dma_addr_t pf2vf_reply_phys; 681 682 /* Should be taken whenever the mailbox buffers are accessed */ 683 struct mutex mutex; 684 u8 *offset; 685 686 /* Bulletin Board */ 687 struct qed_bulletin bulletin; 688 struct qed_bulletin_content bulletin_shadow; 689 690 /* we set aside a copy of the acquire response */ 691 struct pfvf_acquire_resp_tlv acquire_resp; 692 693 /* In case PF originates prior to the fp-hsi version comparison, 694 * this has to be propagated as it affects the fastpath. 695 */ 696 bool b_pre_fp_hsi; 697 698 /* Current day VFs are passing the SBs physical address on vport 699 * start, and as they lack an IGU mapping they need to store the 700 * addresses of previously registered SBs. 701 * Even if we were to change configuration flow, due to backward 702 * compatibility [with older PFs] we'd still need to store these. 703 */ 704 struct qed_sb_info *sbs_info[PFVF_MAX_SBS_PER_VF]; 705 706 /* Determines whether VF utilizes doorbells via limited register 707 * bar or via the doorbell bar. 708 */ 709 bool b_doorbell_bar; 710 }; 711 712 /** 713 * @brief VF - Set Rx/Tx coalesce per VF's relative queue. 714 * Coalesce value '0' will omit the configuration. 715 * 716 * @param p_hwfn 717 * @param rx_coal - coalesce value in micro second for rx queue 718 * @param tx_coal - coalesce value in micro second for tx queue 719 * @param p_cid - queue cid 720 * 721 **/ 722 int qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn, 723 u16 rx_coal, 724 u16 tx_coal, struct qed_queue_cid *p_cid); 725 726 /** 727 * @brief VF - Get coalesce per VF's relative queue. 728 * 729 * @param p_hwfn 730 * @param p_coal - coalesce value in micro second for VF queues. 731 * @param p_cid - queue cid 732 * 733 **/ 734 int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn, 735 u16 *p_coal, struct qed_queue_cid *p_cid); 736 737 #ifdef CONFIG_QED_SRIOV 738 /** 739 * @brief Read the VF bulletin and act on it if needed 740 * 741 * @param p_hwfn 742 * @param p_change - qed fills 1 iff bulletin board has changed, 0 otherwise. 743 * 744 * @return enum _qed_status 745 */ 746 int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change); 747 748 /** 749 * @brief Get link paramters for VF from qed 750 * 751 * @param p_hwfn 752 * @param params - the link params structure to be filled for the VF 753 */ 754 void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 755 struct qed_mcp_link_params *params); 756 757 /** 758 * @brief Get link state for VF from qed 759 * 760 * @param p_hwfn 761 * @param link - the link state structure to be filled for the VF 762 */ 763 void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 764 struct qed_mcp_link_state *link); 765 766 /** 767 * @brief Get link capabilities for VF from qed 768 * 769 * @param p_hwfn 770 * @param p_link_caps - the link capabilities structure to be filled for the VF 771 */ 772 void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 773 struct qed_mcp_link_capabilities *p_link_caps); 774 775 /** 776 * @brief Get number of Rx queues allocated for VF by qed 777 * 778 * @param p_hwfn 779 * @param num_rxqs - allocated RX queues 780 */ 781 void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs); 782 783 /** 784 * @brief Get number of Rx queues allocated for VF by qed 785 * 786 * @param p_hwfn 787 * @param num_txqs - allocated RX queues 788 */ 789 void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs); 790 791 /** 792 * @brief Get number of available connections [both Rx and Tx] for VF 793 * 794 * @param p_hwfn 795 * @param num_cids - allocated number of connections 796 */ 797 void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids); 798 799 /** 800 * @brief Get port mac address for VF 801 * 802 * @param p_hwfn 803 * @param port_mac - destination location for port mac 804 */ 805 void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac); 806 807 /** 808 * @brief Get number of VLAN filters allocated for VF by qed 809 * 810 * @param p_hwfn 811 * @param num_rxqs - allocated VLAN filters 812 */ 813 void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 814 u8 *num_vlan_filters); 815 816 /** 817 * @brief Get number of MAC filters allocated for VF by qed 818 * 819 * @param p_hwfn 820 * @param num_rxqs - allocated MAC filters 821 */ 822 void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters); 823 824 /** 825 * @brief Check if VF can set a MAC address 826 * 827 * @param p_hwfn 828 * @param mac 829 * 830 * @return bool 831 */ 832 bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac); 833 834 /** 835 * @brief Set firmware version information in dev_info from VFs acquire response tlv 836 * 837 * @param p_hwfn 838 * @param fw_major 839 * @param fw_minor 840 * @param fw_rev 841 * @param fw_eng 842 */ 843 void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 844 u16 *fw_major, u16 *fw_minor, 845 u16 *fw_rev, u16 *fw_eng); 846 847 /** 848 * @brief hw preparation for VF 849 * sends ACQUIRE message 850 * 851 * @param p_hwfn 852 * 853 * @return int 854 */ 855 int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn); 856 857 /** 858 * @brief VF - start the RX Queue by sending a message to the PF 859 * @param p_hwfn 860 * @param p_cid - Only relative fields are relevant 861 * @param bd_max_bytes - maximum number of bytes per bd 862 * @param bd_chain_phys_addr - physical address of bd chain 863 * @param cqe_pbl_addr - physical address of pbl 864 * @param cqe_pbl_size - pbl size 865 * @param pp_prod - pointer to the producer to be 866 * used in fastpath 867 * 868 * @return int 869 */ 870 int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 871 struct qed_queue_cid *p_cid, 872 u16 bd_max_bytes, 873 dma_addr_t bd_chain_phys_addr, 874 dma_addr_t cqe_pbl_addr, 875 u16 cqe_pbl_size, void __iomem **pp_prod); 876 877 /** 878 * @brief VF - start the TX queue by sending a message to the 879 * PF. 880 * 881 * @param p_hwfn 882 * @param tx_queue_id - zero based within the VF 883 * @param sb - status block for this queue 884 * @param sb_index - index within the status block 885 * @param bd_chain_phys_addr - physical address of tx chain 886 * @param pp_doorbell - pointer to address to which to 887 * write the doorbell too.. 888 * 889 * @return int 890 */ 891 int 892 qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 893 struct qed_queue_cid *p_cid, 894 dma_addr_t pbl_addr, 895 u16 pbl_size, void __iomem **pp_doorbell); 896 897 /** 898 * @brief VF - stop the RX queue by sending a message to the PF 899 * 900 * @param p_hwfn 901 * @param p_cid 902 * @param cqe_completion 903 * 904 * @return int 905 */ 906 int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 907 struct qed_queue_cid *p_cid, bool cqe_completion); 908 909 /** 910 * @brief VF - stop the TX queue by sending a message to the PF 911 * 912 * @param p_hwfn 913 * @param tx_qid 914 * 915 * @return int 916 */ 917 int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid); 918 919 /** 920 * @brief VF - send a vport update command 921 * 922 * @param p_hwfn 923 * @param params 924 * 925 * @return int 926 */ 927 int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 928 struct qed_sp_vport_update_params *p_params); 929 930 /** 931 * 932 * @brief VF - send a close message to PF 933 * 934 * @param p_hwfn 935 * 936 * @return enum _qed_status 937 */ 938 int qed_vf_pf_reset(struct qed_hwfn *p_hwfn); 939 940 /** 941 * @brief VF - free vf`s memories 942 * 943 * @param p_hwfn 944 * 945 * @return enum _qed_status 946 */ 947 int qed_vf_pf_release(struct qed_hwfn *p_hwfn); 948 949 /** 950 * @brief qed_vf_get_igu_sb_id - Get the IGU SB ID for a given 951 * sb_id. For VFs igu sbs don't have to be contiguous 952 * 953 * @param p_hwfn 954 * @param sb_id 955 * 956 * @return INLINE u16 957 */ 958 u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id); 959 960 /** 961 * @brief Stores [or removes] a configured sb_info. 962 * 963 * @param p_hwfn 964 * @param sb_id - zero-based SB index [for fastpath] 965 * @param sb_info - may be NULL [during removal]. 966 */ 967 void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, 968 u16 sb_id, struct qed_sb_info *p_sb); 969 970 /** 971 * @brief qed_vf_pf_vport_start - perform vport start for VF. 972 * 973 * @param p_hwfn 974 * @param vport_id 975 * @param mtu 976 * @param inner_vlan_removal 977 * @param tpa_mode 978 * @param max_buffers_per_cqe, 979 * @param only_untagged - default behavior regarding vlan acceptance 980 * 981 * @return enum _qed_status 982 */ 983 int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 984 u8 vport_id, 985 u16 mtu, 986 u8 inner_vlan_removal, 987 enum qed_tpa_mode tpa_mode, 988 u8 max_buffers_per_cqe, u8 only_untagged); 989 990 /** 991 * @brief qed_vf_pf_vport_stop - stop the VF's vport 992 * 993 * @param p_hwfn 994 * 995 * @return enum _qed_status 996 */ 997 int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn); 998 999 int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 1000 struct qed_filter_ucast *p_param); 1001 1002 void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 1003 struct qed_filter_mcast *p_filter_cmd); 1004 1005 /** 1006 * @brief qed_vf_pf_int_cleanup - clean the SB of the VF 1007 * 1008 * @param p_hwfn 1009 * 1010 * @return enum _qed_status 1011 */ 1012 int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn); 1013 1014 /** 1015 * @brief - return the link params in a given bulletin board 1016 * 1017 * @param p_hwfn 1018 * @param p_params - pointer to a struct to fill with link params 1019 * @param p_bulletin 1020 */ 1021 void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1022 struct qed_mcp_link_params *p_params, 1023 struct qed_bulletin_content *p_bulletin); 1024 1025 /** 1026 * @brief - return the link state in a given bulletin board 1027 * 1028 * @param p_hwfn 1029 * @param p_link - pointer to a struct to fill with link state 1030 * @param p_bulletin 1031 */ 1032 void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1033 struct qed_mcp_link_state *p_link, 1034 struct qed_bulletin_content *p_bulletin); 1035 1036 /** 1037 * @brief - return the link capabilities in a given bulletin board 1038 * 1039 * @param p_hwfn 1040 * @param p_link - pointer to a struct to fill with link capabilities 1041 * @param p_bulletin 1042 */ 1043 void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1044 struct qed_mcp_link_capabilities *p_link_caps, 1045 struct qed_bulletin_content *p_bulletin); 1046 1047 void qed_iov_vf_task(struct work_struct *work); 1048 void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun); 1049 int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 1050 struct qed_tunnel_info *p_tunn); 1051 1052 u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id); 1053 /** 1054 * @brief - Ask PF to update the MAC address in it's bulletin board 1055 * 1056 * @param p_mac - mac address to be updated in bulletin board 1057 */ 1058 int qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, u8 *p_mac); 1059 1060 #else 1061 static inline void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1062 struct qed_mcp_link_params *params) 1063 { 1064 } 1065 1066 static inline void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1067 struct qed_mcp_link_state *link) 1068 { 1069 } 1070 1071 static inline void 1072 qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1073 struct qed_mcp_link_capabilities *p_link_caps) 1074 { 1075 } 1076 1077 static inline void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) 1078 { 1079 } 1080 1081 static inline void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs) 1082 { 1083 } 1084 1085 static inline void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids) 1086 { 1087 } 1088 1089 static inline void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) 1090 { 1091 } 1092 1093 static inline void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, 1094 u8 *num_vlan_filters) 1095 { 1096 } 1097 1098 static inline void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, 1099 u8 *num_mac_filters) 1100 { 1101 } 1102 1103 static inline bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) 1104 { 1105 return false; 1106 } 1107 1108 static inline void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 1109 u16 *fw_major, u16 *fw_minor, 1110 u16 *fw_rev, u16 *fw_eng) 1111 { 1112 } 1113 1114 static inline int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) 1115 { 1116 return -EINVAL; 1117 } 1118 1119 static inline int qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 1120 struct qed_queue_cid *p_cid, 1121 u16 bd_max_bytes, 1122 dma_addr_t bd_chain_phys_adr, 1123 dma_addr_t cqe_pbl_addr, 1124 u16 cqe_pbl_size, void __iomem **pp_prod) 1125 { 1126 return -EINVAL; 1127 } 1128 1129 static inline int qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 1130 struct qed_queue_cid *p_cid, 1131 dma_addr_t pbl_addr, 1132 u16 pbl_size, void __iomem **pp_doorbell) 1133 { 1134 return -EINVAL; 1135 } 1136 1137 static inline int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 1138 struct qed_queue_cid *p_cid, 1139 bool cqe_completion) 1140 { 1141 return -EINVAL; 1142 } 1143 1144 static inline int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, 1145 struct qed_queue_cid *p_cid) 1146 { 1147 return -EINVAL; 1148 } 1149 1150 static inline int 1151 qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 1152 struct qed_sp_vport_update_params *p_params) 1153 { 1154 return -EINVAL; 1155 } 1156 1157 static inline int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) 1158 { 1159 return -EINVAL; 1160 } 1161 1162 static inline int qed_vf_pf_release(struct qed_hwfn *p_hwfn) 1163 { 1164 return -EINVAL; 1165 } 1166 1167 static inline u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) 1168 { 1169 return 0; 1170 } 1171 1172 static inline void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, u16 sb_id, 1173 struct qed_sb_info *p_sb) 1174 { 1175 } 1176 1177 static inline int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 1178 u8 vport_id, 1179 u16 mtu, 1180 u8 inner_vlan_removal, 1181 enum qed_tpa_mode tpa_mode, 1182 u8 max_buffers_per_cqe, 1183 u8 only_untagged) 1184 { 1185 return -EINVAL; 1186 } 1187 1188 static inline int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) 1189 { 1190 return -EINVAL; 1191 } 1192 1193 static inline int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 1194 struct qed_filter_ucast *p_param) 1195 { 1196 return -EINVAL; 1197 } 1198 1199 static inline void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 1200 struct qed_filter_mcast *p_filter_cmd) 1201 { 1202 } 1203 1204 static inline int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) 1205 { 1206 return -EINVAL; 1207 } 1208 1209 static inline void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1210 struct qed_mcp_link_params 1211 *p_params, 1212 struct qed_bulletin_content 1213 *p_bulletin) 1214 { 1215 } 1216 1217 static inline void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1218 struct qed_mcp_link_state *p_link, 1219 struct qed_bulletin_content 1220 *p_bulletin) 1221 { 1222 } 1223 1224 static inline void 1225 __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1226 struct qed_mcp_link_capabilities *p_link_caps, 1227 struct qed_bulletin_content *p_bulletin) 1228 { 1229 } 1230 1231 static inline void qed_iov_vf_task(struct work_struct *work) 1232 { 1233 } 1234 1235 static inline void 1236 qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun) 1237 { 1238 } 1239 1240 static inline int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 1241 struct qed_tunnel_info *p_tunn) 1242 { 1243 return -EINVAL; 1244 } 1245 1246 static inline int qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, 1247 u8 *p_mac) 1248 { 1249 return -EINVAL; 1250 } 1251 1252 static inline u32 1253 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, 1254 enum BAR_ID bar_id) 1255 { 1256 return 0; 1257 } 1258 #endif 1259 1260 #endif 1261