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_H 34 #define _QED_H 35 36 #include <linux/types.h> 37 #include <linux/io.h> 38 #include <linux/delay.h> 39 #include <linux/firmware.h> 40 #include <linux/interrupt.h> 41 #include <linux/list.h> 42 #include <linux/mutex.h> 43 #include <linux/pci.h> 44 #include <linux/slab.h> 45 #include <linux/string.h> 46 #include <linux/workqueue.h> 47 #include <linux/zlib.h> 48 #include <linux/hashtable.h> 49 #include <linux/qed/qed_if.h> 50 #include "qed_debug.h" 51 #include "qed_hsi.h" 52 53 extern const struct qed_common_ops qed_common_ops_pass; 54 55 #define QED_MAJOR_VERSION 8 56 #define QED_MINOR_VERSION 33 57 #define QED_REVISION_VERSION 0 58 #define QED_ENGINEERING_VERSION 20 59 60 #define QED_VERSION \ 61 ((QED_MAJOR_VERSION << 24) | (QED_MINOR_VERSION << 16) | \ 62 (QED_REVISION_VERSION << 8) | QED_ENGINEERING_VERSION) 63 64 #define STORM_FW_VERSION \ 65 ((FW_MAJOR_VERSION << 24) | (FW_MINOR_VERSION << 16) | \ 66 (FW_REVISION_VERSION << 8) | FW_ENGINEERING_VERSION) 67 68 #define MAX_HWFNS_PER_DEVICE (4) 69 #define NAME_SIZE 16 70 #define VER_SIZE 16 71 72 #define QED_WFQ_UNIT 100 73 74 #define QED_WID_SIZE (1024) 75 #define QED_MIN_WIDS (4) 76 #define QED_PF_DEMS_SIZE (4) 77 78 /* cau states */ 79 enum qed_coalescing_mode { 80 QED_COAL_MODE_DISABLE, 81 QED_COAL_MODE_ENABLE 82 }; 83 84 enum qed_nvm_cmd { 85 QED_PUT_FILE_BEGIN = DRV_MSG_CODE_NVM_PUT_FILE_BEGIN, 86 QED_PUT_FILE_DATA = DRV_MSG_CODE_NVM_PUT_FILE_DATA, 87 QED_NVM_WRITE_NVRAM = DRV_MSG_CODE_NVM_WRITE_NVRAM, 88 QED_GET_MCP_NVM_RESP = 0xFFFFFF00 89 }; 90 91 struct qed_eth_cb_ops; 92 struct qed_dev_info; 93 union qed_mcp_protocol_stats; 94 enum qed_mcp_protocol_type; 95 enum qed_mfw_tlv_type; 96 union qed_mfw_tlv_data; 97 98 /* helpers */ 99 #define QED_MFW_GET_FIELD(name, field) \ 100 (((name) & (field ## _MASK)) >> (field ## _SHIFT)) 101 102 #define QED_MFW_SET_FIELD(name, field, value) \ 103 do { \ 104 (name) &= ~(field ## _MASK); \ 105 (name) |= (((value) << (field ## _SHIFT)) & (field ## _MASK));\ 106 } while (0) 107 108 static inline u32 qed_db_addr(u32 cid, u32 DEMS) 109 { 110 u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | 111 (cid * QED_PF_DEMS_SIZE); 112 113 return db_addr; 114 } 115 116 static inline u32 qed_db_addr_vf(u32 cid, u32 DEMS) 117 { 118 u32 db_addr = FIELD_VALUE(DB_LEGACY_ADDR_DEMS, DEMS) | 119 FIELD_VALUE(DB_LEGACY_ADDR_ICID, cid); 120 121 return db_addr; 122 } 123 124 #define ALIGNED_TYPE_SIZE(type_name, p_hwfn) \ 125 ((sizeof(type_name) + (u32)(1 << (p_hwfn->cdev->cache_shift)) - 1) & \ 126 ~((1 << (p_hwfn->cdev->cache_shift)) - 1)) 127 128 #define for_each_hwfn(cdev, i) for (i = 0; i < cdev->num_hwfns; i++) 129 130 #define D_TRINE(val, cond1, cond2, true1, true2, def) \ 131 (val == (cond1) ? true1 : \ 132 (val == (cond2) ? true2 : def)) 133 134 /* forward */ 135 struct qed_ptt_pool; 136 struct qed_spq; 137 struct qed_sb_info; 138 struct qed_sb_attn_info; 139 struct qed_cxt_mngr; 140 struct qed_sb_sp_info; 141 struct qed_ll2_info; 142 struct qed_mcp_info; 143 144 struct qed_rt_data { 145 u32 *init_val; 146 bool *b_valid; 147 }; 148 149 enum qed_tunn_mode { 150 QED_MODE_L2GENEVE_TUNN, 151 QED_MODE_IPGENEVE_TUNN, 152 QED_MODE_L2GRE_TUNN, 153 QED_MODE_IPGRE_TUNN, 154 QED_MODE_VXLAN_TUNN, 155 }; 156 157 enum qed_tunn_clss { 158 QED_TUNN_CLSS_MAC_VLAN, 159 QED_TUNN_CLSS_MAC_VNI, 160 QED_TUNN_CLSS_INNER_MAC_VLAN, 161 QED_TUNN_CLSS_INNER_MAC_VNI, 162 QED_TUNN_CLSS_MAC_VLAN_DUAL_STAGE, 163 MAX_QED_TUNN_CLSS, 164 }; 165 166 struct qed_tunn_update_type { 167 bool b_update_mode; 168 bool b_mode_enabled; 169 enum qed_tunn_clss tun_cls; 170 }; 171 172 struct qed_tunn_update_udp_port { 173 bool b_update_port; 174 u16 port; 175 }; 176 177 struct qed_tunnel_info { 178 struct qed_tunn_update_type vxlan; 179 struct qed_tunn_update_type l2_geneve; 180 struct qed_tunn_update_type ip_geneve; 181 struct qed_tunn_update_type l2_gre; 182 struct qed_tunn_update_type ip_gre; 183 184 struct qed_tunn_update_udp_port vxlan_port; 185 struct qed_tunn_update_udp_port geneve_port; 186 187 bool b_update_rx_cls; 188 bool b_update_tx_cls; 189 }; 190 191 struct qed_tunn_start_params { 192 unsigned long tunn_mode; 193 u16 vxlan_udp_port; 194 u16 geneve_udp_port; 195 u8 update_vxlan_udp_port; 196 u8 update_geneve_udp_port; 197 u8 tunn_clss_vxlan; 198 u8 tunn_clss_l2geneve; 199 u8 tunn_clss_ipgeneve; 200 u8 tunn_clss_l2gre; 201 u8 tunn_clss_ipgre; 202 }; 203 204 struct qed_tunn_update_params { 205 unsigned long tunn_mode_update_mask; 206 unsigned long tunn_mode; 207 u16 vxlan_udp_port; 208 u16 geneve_udp_port; 209 u8 update_rx_pf_clss; 210 u8 update_tx_pf_clss; 211 u8 update_vxlan_udp_port; 212 u8 update_geneve_udp_port; 213 u8 tunn_clss_vxlan; 214 u8 tunn_clss_l2geneve; 215 u8 tunn_clss_ipgeneve; 216 u8 tunn_clss_l2gre; 217 u8 tunn_clss_ipgre; 218 }; 219 220 /* The PCI personality is not quite synonymous to protocol ID: 221 * 1. All personalities need CORE connections 222 * 2. The Ethernet personality may support also the RoCE/iWARP protocol 223 */ 224 enum qed_pci_personality { 225 QED_PCI_ETH, 226 QED_PCI_FCOE, 227 QED_PCI_ISCSI, 228 QED_PCI_ETH_ROCE, 229 QED_PCI_ETH_IWARP, 230 QED_PCI_ETH_RDMA, 231 QED_PCI_DEFAULT, /* default in shmem */ 232 }; 233 234 /* All VFs are symmetric, all counters are PF + all VFs */ 235 struct qed_qm_iids { 236 u32 cids; 237 u32 vf_cids; 238 u32 tids; 239 }; 240 241 /* HW / FW resources, output of features supported below, most information 242 * is received from MFW. 243 */ 244 enum qed_resources { 245 QED_SB, 246 QED_L2_QUEUE, 247 QED_VPORT, 248 QED_RSS_ENG, 249 QED_PQ, 250 QED_RL, 251 QED_MAC, 252 QED_VLAN, 253 QED_RDMA_CNQ_RAM, 254 QED_ILT, 255 QED_LL2_QUEUE, 256 QED_CMDQS_CQS, 257 QED_RDMA_STATS_QUEUE, 258 QED_BDQ, 259 QED_MAX_RESC, 260 }; 261 262 enum QED_FEATURE { 263 QED_PF_L2_QUE, 264 QED_VF, 265 QED_RDMA_CNQ, 266 QED_ISCSI_CQ, 267 QED_FCOE_CQ, 268 QED_VF_L2_QUE, 269 QED_MAX_FEATURES, 270 }; 271 272 enum QED_PORT_MODE { 273 QED_PORT_MODE_DE_2X40G, 274 QED_PORT_MODE_DE_2X50G, 275 QED_PORT_MODE_DE_1X100G, 276 QED_PORT_MODE_DE_4X10G_F, 277 QED_PORT_MODE_DE_4X10G_E, 278 QED_PORT_MODE_DE_4X20G, 279 QED_PORT_MODE_DE_1X40G, 280 QED_PORT_MODE_DE_2X25G, 281 QED_PORT_MODE_DE_1X25G, 282 QED_PORT_MODE_DE_4X25G, 283 QED_PORT_MODE_DE_2X10G, 284 }; 285 286 enum qed_dev_cap { 287 QED_DEV_CAP_ETH, 288 QED_DEV_CAP_FCOE, 289 QED_DEV_CAP_ISCSI, 290 QED_DEV_CAP_ROCE, 291 QED_DEV_CAP_IWARP, 292 }; 293 294 enum qed_wol_support { 295 QED_WOL_SUPPORT_NONE, 296 QED_WOL_SUPPORT_PME, 297 }; 298 299 enum qed_db_rec_exec { 300 DB_REC_DRY_RUN, 301 DB_REC_REAL_DEAL, 302 DB_REC_ONCE, 303 }; 304 305 struct qed_hw_info { 306 /* PCI personality */ 307 enum qed_pci_personality personality; 308 #define QED_IS_RDMA_PERSONALITY(dev) \ 309 ((dev)->hw_info.personality == QED_PCI_ETH_ROCE || \ 310 (dev)->hw_info.personality == QED_PCI_ETH_IWARP || \ 311 (dev)->hw_info.personality == QED_PCI_ETH_RDMA) 312 #define QED_IS_ROCE_PERSONALITY(dev) \ 313 ((dev)->hw_info.personality == QED_PCI_ETH_ROCE || \ 314 (dev)->hw_info.personality == QED_PCI_ETH_RDMA) 315 #define QED_IS_IWARP_PERSONALITY(dev) \ 316 ((dev)->hw_info.personality == QED_PCI_ETH_IWARP || \ 317 (dev)->hw_info.personality == QED_PCI_ETH_RDMA) 318 #define QED_IS_L2_PERSONALITY(dev) \ 319 ((dev)->hw_info.personality == QED_PCI_ETH || \ 320 QED_IS_RDMA_PERSONALITY(dev)) 321 #define QED_IS_FCOE_PERSONALITY(dev) \ 322 ((dev)->hw_info.personality == QED_PCI_FCOE) 323 #define QED_IS_ISCSI_PERSONALITY(dev) \ 324 ((dev)->hw_info.personality == QED_PCI_ISCSI) 325 326 /* Resource Allocation scheme results */ 327 u32 resc_start[QED_MAX_RESC]; 328 u32 resc_num[QED_MAX_RESC]; 329 u32 feat_num[QED_MAX_FEATURES]; 330 331 #define RESC_START(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_start[resc]) 332 #define RESC_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.resc_num[resc]) 333 #define RESC_END(_p_hwfn, resc) (RESC_START(_p_hwfn, resc) + \ 334 RESC_NUM(_p_hwfn, resc)) 335 #define FEAT_NUM(_p_hwfn, resc) ((_p_hwfn)->hw_info.feat_num[resc]) 336 337 /* Amount of traffic classes HW supports */ 338 u8 num_hw_tc; 339 340 /* Amount of TCs which should be active according to DCBx or upper 341 * layer driver configuration. 342 */ 343 u8 num_active_tc; 344 u8 offload_tc; 345 bool offload_tc_set; 346 347 bool multi_tc_roce_en; 348 #define IS_QED_MULTI_TC_ROCE(p_hwfn) (((p_hwfn)->hw_info.multi_tc_roce_en)) 349 350 u32 concrete_fid; 351 u16 opaque_fid; 352 u16 ovlan; 353 u32 part_num[4]; 354 355 unsigned char hw_mac_addr[ETH_ALEN]; 356 u64 node_wwn; 357 u64 port_wwn; 358 359 u16 num_fcoe_conns; 360 361 struct qed_igu_info *p_igu_info; 362 363 u32 port_mode; 364 u32 hw_mode; 365 unsigned long device_capabilities; 366 u16 mtu; 367 368 enum qed_wol_support b_wol_support; 369 }; 370 371 /* maximun size of read/write commands (HW limit) */ 372 #define DMAE_MAX_RW_SIZE 0x2000 373 374 struct qed_dmae_info { 375 /* Mutex for synchronizing access to functions */ 376 struct mutex mutex; 377 378 u8 channel; 379 380 dma_addr_t completion_word_phys_addr; 381 382 /* The memory location where the DMAE writes the completion 383 * value when an operation is finished on this context. 384 */ 385 u32 *p_completion_word; 386 387 dma_addr_t intermediate_buffer_phys_addr; 388 389 /* An intermediate buffer for DMAE operations that use virtual 390 * addresses - data is DMA'd to/from this buffer and then 391 * memcpy'd to/from the virtual address 392 */ 393 u32 *p_intermediate_buffer; 394 395 dma_addr_t dmae_cmd_phys_addr; 396 struct dmae_cmd *p_dmae_cmd; 397 }; 398 399 struct qed_wfq_data { 400 /* when feature is configured for at least 1 vport */ 401 u32 min_speed; 402 bool configured; 403 }; 404 405 struct qed_qm_info { 406 struct init_qm_pq_params *qm_pq_params; 407 struct init_qm_vport_params *qm_vport_params; 408 struct init_qm_port_params *qm_port_params; 409 u16 start_pq; 410 u8 start_vport; 411 u16 pure_lb_pq; 412 u16 first_ofld_pq; 413 u16 first_llt_pq; 414 u16 pure_ack_pq; 415 u16 ooo_pq; 416 u16 first_vf_pq; 417 u16 first_mcos_pq; 418 u16 first_rl_pq; 419 u16 num_pqs; 420 u16 num_vf_pqs; 421 u8 num_vports; 422 u8 max_phys_tcs_per_port; 423 u8 ooo_tc; 424 bool pf_rl_en; 425 bool pf_wfq_en; 426 bool vport_rl_en; 427 bool vport_wfq_en; 428 u8 pf_wfq; 429 u32 pf_rl; 430 struct qed_wfq_data *wfq_data; 431 u8 num_pf_rls; 432 }; 433 434 struct qed_db_recovery_info { 435 struct list_head list; 436 437 /* Lock to protect the doorbell recovery mechanism list */ 438 spinlock_t lock; 439 u32 db_recovery_counter; 440 }; 441 442 struct storm_stats { 443 u32 address; 444 u32 len; 445 }; 446 447 struct qed_storm_stats { 448 struct storm_stats mstats; 449 struct storm_stats pstats; 450 struct storm_stats tstats; 451 struct storm_stats ustats; 452 }; 453 454 struct qed_fw_data { 455 struct fw_ver_info *fw_ver_info; 456 const u8 *modes_tree_buf; 457 union init_op *init_ops; 458 const u32 *arr_data; 459 u32 init_ops_size; 460 }; 461 462 enum qed_mf_mode_bit { 463 /* Supports PF-classification based on tag */ 464 QED_MF_OVLAN_CLSS, 465 466 /* Supports PF-classification based on MAC */ 467 QED_MF_LLH_MAC_CLSS, 468 469 /* Supports PF-classification based on protocol type */ 470 QED_MF_LLH_PROTO_CLSS, 471 472 /* Requires a default PF to be set */ 473 QED_MF_NEED_DEF_PF, 474 475 /* Allow LL2 to multicast/broadcast */ 476 QED_MF_LL2_NON_UNICAST, 477 478 /* Allow Cross-PF [& child VFs] Tx-switching */ 479 QED_MF_INTER_PF_SWITCH, 480 481 /* Unified Fabtic Port support enabled */ 482 QED_MF_UFP_SPECIFIC, 483 484 /* Disable Accelerated Receive Flow Steering (aRFS) */ 485 QED_MF_DISABLE_ARFS, 486 487 /* Use vlan for steering */ 488 QED_MF_8021Q_TAGGING, 489 490 /* Use stag for steering */ 491 QED_MF_8021AD_TAGGING, 492 493 /* Allow DSCP to TC mapping */ 494 QED_MF_DSCP_TO_TC_MAP, 495 }; 496 497 enum qed_ufp_mode { 498 QED_UFP_MODE_ETS, 499 QED_UFP_MODE_VNIC_BW, 500 QED_UFP_MODE_UNKNOWN 501 }; 502 503 enum qed_ufp_pri_type { 504 QED_UFP_PRI_OS, 505 QED_UFP_PRI_VNIC, 506 QED_UFP_PRI_UNKNOWN 507 }; 508 509 struct qed_ufp_info { 510 enum qed_ufp_pri_type pri_type; 511 enum qed_ufp_mode mode; 512 u8 tc; 513 }; 514 515 enum BAR_ID { 516 BAR_ID_0, /* used for GRC */ 517 BAR_ID_1 /* Used for doorbells */ 518 }; 519 520 struct qed_nvm_image_info { 521 u32 num_images; 522 struct bist_nvm_image_att *image_att; 523 bool valid; 524 }; 525 526 #define DRV_MODULE_VERSION \ 527 __stringify(QED_MAJOR_VERSION) "." \ 528 __stringify(QED_MINOR_VERSION) "." \ 529 __stringify(QED_REVISION_VERSION) "." \ 530 __stringify(QED_ENGINEERING_VERSION) 531 532 struct qed_simd_fp_handler { 533 void *token; 534 void (*func)(void *); 535 }; 536 537 enum qed_slowpath_wq_flag { 538 QED_SLOWPATH_MFW_TLV_REQ, 539 QED_SLOWPATH_PERIODIC_DB_REC, 540 }; 541 542 struct qed_hwfn { 543 struct qed_dev *cdev; 544 u8 my_id; /* ID inside the PF */ 545 #define IS_LEAD_HWFN(edev) (!((edev)->my_id)) 546 u8 rel_pf_id; /* Relative to engine*/ 547 u8 abs_pf_id; 548 #define QED_PATH_ID(_p_hwfn) \ 549 (QED_IS_K2((_p_hwfn)->cdev) ? 0 : ((_p_hwfn)->abs_pf_id & 1)) 550 u8 port_id; 551 bool b_active; 552 553 u32 dp_module; 554 u8 dp_level; 555 char name[NAME_SIZE]; 556 557 bool first_on_engine; 558 bool hw_init_done; 559 560 u8 num_funcs_on_engine; 561 u8 enabled_func_idx; 562 563 /* BAR access */ 564 void __iomem *regview; 565 void __iomem *doorbells; 566 u64 db_phys_addr; 567 unsigned long db_size; 568 569 /* PTT pool */ 570 struct qed_ptt_pool *p_ptt_pool; 571 572 /* HW info */ 573 struct qed_hw_info hw_info; 574 575 /* rt_array (for init-tool) */ 576 struct qed_rt_data rt_data; 577 578 /* SPQ */ 579 struct qed_spq *p_spq; 580 581 /* EQ */ 582 struct qed_eq *p_eq; 583 584 /* Consolidate Q*/ 585 struct qed_consq *p_consq; 586 587 /* Slow-Path definitions */ 588 struct tasklet_struct *sp_dpc; 589 bool b_sp_dpc_enabled; 590 591 struct qed_ptt *p_main_ptt; 592 struct qed_ptt *p_dpc_ptt; 593 594 /* PTP will be used only by the leading function. 595 * Usage of all PTP-apis should be synchronized as result. 596 */ 597 struct qed_ptt *p_ptp_ptt; 598 599 struct qed_sb_sp_info *p_sp_sb; 600 struct qed_sb_attn_info *p_sb_attn; 601 602 /* Protocol related */ 603 bool using_ll2; 604 struct qed_ll2_info *p_ll2_info; 605 struct qed_ooo_info *p_ooo_info; 606 struct qed_rdma_info *p_rdma_info; 607 struct qed_iscsi_info *p_iscsi_info; 608 struct qed_fcoe_info *p_fcoe_info; 609 struct qed_pf_params pf_params; 610 611 bool b_rdma_enabled_in_prs; 612 u32 rdma_prs_search_reg; 613 614 struct qed_cxt_mngr *p_cxt_mngr; 615 616 /* Flag indicating whether interrupts are enabled or not*/ 617 bool b_int_enabled; 618 bool b_int_requested; 619 620 /* True if the driver requests for the link */ 621 bool b_drv_link_init; 622 623 struct qed_vf_iov *vf_iov_info; 624 struct qed_pf_iov *pf_iov_info; 625 struct qed_mcp_info *mcp_info; 626 627 struct qed_dcbx_info *p_dcbx_info; 628 629 struct qed_ufp_info ufp_info; 630 631 struct qed_dmae_info dmae_info; 632 633 /* QM init */ 634 struct qed_qm_info qm_info; 635 struct qed_storm_stats storm_stats; 636 637 /* Buffer for unzipping firmware data */ 638 void *unzip_buf; 639 640 struct dbg_tools_data dbg_info; 641 void *dbg_user_info; 642 643 /* PWM region specific data */ 644 u16 wid_count; 645 u32 dpi_size; 646 u32 dpi_count; 647 648 /* This is used to calculate the doorbell address */ 649 u32 dpi_start_offset; 650 651 /* If one of the following is set then EDPM shouldn't be used */ 652 u8 dcbx_no_edpm; 653 u8 db_bar_no_edpm; 654 655 /* L2-related */ 656 struct qed_l2_info *p_l2_info; 657 658 /* Mechanism for recovering from doorbell drop */ 659 struct qed_db_recovery_info db_recovery_info; 660 661 /* Nvm images number and attributes */ 662 struct qed_nvm_image_info nvm_info; 663 664 struct qed_ptt *p_arfs_ptt; 665 666 struct qed_simd_fp_handler simd_proto_handler[64]; 667 668 #ifdef CONFIG_QED_SRIOV 669 struct workqueue_struct *iov_wq; 670 struct delayed_work iov_task; 671 unsigned long iov_task_flags; 672 #endif 673 struct z_stream_s *stream; 674 bool slowpath_wq_active; 675 struct workqueue_struct *slowpath_wq; 676 struct delayed_work slowpath_task; 677 unsigned long slowpath_task_flags; 678 u32 periodic_db_rec_count; 679 }; 680 681 struct pci_params { 682 int pm_cap; 683 684 unsigned long mem_start; 685 unsigned long mem_end; 686 unsigned int irq; 687 u8 pf_num; 688 }; 689 690 struct qed_int_param { 691 u32 int_mode; 692 u8 num_vectors; 693 u8 min_msix_cnt; /* for minimal functionality */ 694 }; 695 696 struct qed_int_params { 697 struct qed_int_param in; 698 struct qed_int_param out; 699 struct msix_entry *msix_table; 700 bool fp_initialized; 701 u8 fp_msix_base; 702 u8 fp_msix_cnt; 703 u8 rdma_msix_base; 704 u8 rdma_msix_cnt; 705 }; 706 707 struct qed_dbg_feature { 708 struct dentry *dentry; 709 u8 *dump_buf; 710 u32 buf_size; 711 u32 dumped_dwords; 712 }; 713 714 struct qed_dbg_params { 715 struct qed_dbg_feature features[DBG_FEATURE_NUM]; 716 u8 engine_for_debug; 717 bool print_data; 718 }; 719 720 struct qed_dev { 721 u32 dp_module; 722 u8 dp_level; 723 char name[NAME_SIZE]; 724 725 enum qed_dev_type type; 726 /* Translate type/revision combo into the proper conditions */ 727 #define QED_IS_BB(dev) ((dev)->type == QED_DEV_TYPE_BB) 728 #define QED_IS_BB_B0(dev) (QED_IS_BB(dev) && \ 729 CHIP_REV_IS_B0(dev)) 730 #define QED_IS_AH(dev) ((dev)->type == QED_DEV_TYPE_AH) 731 #define QED_IS_K2(dev) QED_IS_AH(dev) 732 733 u16 vendor_id; 734 u16 device_id; 735 #define QED_DEV_ID_MASK 0xff00 736 #define QED_DEV_ID_MASK_BB 0x1600 737 #define QED_DEV_ID_MASK_AH 0x8000 738 739 u16 chip_num; 740 #define CHIP_NUM_MASK 0xffff 741 #define CHIP_NUM_SHIFT 16 742 743 u16 chip_rev; 744 #define CHIP_REV_MASK 0xf 745 #define CHIP_REV_SHIFT 12 746 #define CHIP_REV_IS_B0(_cdev) ((_cdev)->chip_rev == 1) 747 748 u16 chip_metal; 749 #define CHIP_METAL_MASK 0xff 750 #define CHIP_METAL_SHIFT 4 751 752 u16 chip_bond_id; 753 #define CHIP_BOND_ID_MASK 0xf 754 #define CHIP_BOND_ID_SHIFT 0 755 756 u8 num_engines; 757 u8 num_ports_in_engine; 758 u8 num_funcs_in_port; 759 760 u8 path_id; 761 762 unsigned long mf_bits; 763 764 int pcie_width; 765 int pcie_speed; 766 767 /* Add MF related configuration */ 768 u8 mcp_rev; 769 u8 boot_mode; 770 771 /* WoL related configurations */ 772 u8 wol_config; 773 u8 wol_mac[ETH_ALEN]; 774 775 u32 int_mode; 776 enum qed_coalescing_mode int_coalescing_mode; 777 u16 rx_coalesce_usecs; 778 u16 tx_coalesce_usecs; 779 780 /* Start Bar offset of first hwfn */ 781 void __iomem *regview; 782 void __iomem *doorbells; 783 u64 db_phys_addr; 784 unsigned long db_size; 785 786 /* PCI */ 787 u8 cache_shift; 788 789 /* Init */ 790 const struct iro *iro_arr; 791 #define IRO (p_hwfn->cdev->iro_arr) 792 793 /* HW functions */ 794 u8 num_hwfns; 795 struct qed_hwfn hwfns[MAX_HWFNS_PER_DEVICE]; 796 797 /* SRIOV */ 798 struct qed_hw_sriov_info *p_iov_info; 799 #define IS_QED_SRIOV(cdev) (!!(cdev)->p_iov_info) 800 struct qed_tunnel_info tunnel; 801 bool b_is_vf; 802 u32 drv_type; 803 struct qed_eth_stats *reset_stats; 804 struct qed_fw_data *fw_data; 805 806 u32 mcp_nvm_resp; 807 808 /* Linux specific here */ 809 struct qede_dev *edev; 810 struct pci_dev *pdev; 811 u32 flags; 812 #define QED_FLAG_STORAGE_STARTED (BIT(0)) 813 int msg_enable; 814 815 struct pci_params pci_params; 816 817 struct qed_int_params int_params; 818 819 u8 protocol; 820 #define IS_QED_ETH_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_ETH) 821 #define IS_QED_FCOE_IF(cdev) ((cdev)->protocol == QED_PROTOCOL_FCOE) 822 823 /* Callbacks to protocol driver */ 824 union { 825 struct qed_common_cb_ops *common; 826 struct qed_eth_cb_ops *eth; 827 struct qed_fcoe_cb_ops *fcoe; 828 struct qed_iscsi_cb_ops *iscsi; 829 } protocol_ops; 830 void *ops_cookie; 831 832 struct qed_dbg_params dbg_params; 833 834 #ifdef CONFIG_QED_LL2 835 struct qed_cb_ll2_info *ll2; 836 u8 ll2_mac_address[ETH_ALEN]; 837 #endif 838 DECLARE_HASHTABLE(connections, 10); 839 const struct firmware *firmware; 840 841 u32 rdma_max_sge; 842 u32 rdma_max_inline; 843 u32 rdma_max_srq_sge; 844 u16 tunn_feature_mask; 845 }; 846 847 #define NUM_OF_VFS(dev) (QED_IS_BB(dev) ? MAX_NUM_VFS_BB \ 848 : MAX_NUM_VFS_K2) 849 #define NUM_OF_L2_QUEUES(dev) (QED_IS_BB(dev) ? MAX_NUM_L2_QUEUES_BB \ 850 : MAX_NUM_L2_QUEUES_K2) 851 #define NUM_OF_PORTS(dev) (QED_IS_BB(dev) ? MAX_NUM_PORTS_BB \ 852 : MAX_NUM_PORTS_K2) 853 #define NUM_OF_SBS(dev) (QED_IS_BB(dev) ? MAX_SB_PER_PATH_BB \ 854 : MAX_SB_PER_PATH_K2) 855 #define NUM_OF_ENG_PFS(dev) (QED_IS_BB(dev) ? MAX_NUM_PFS_BB \ 856 : MAX_NUM_PFS_K2) 857 858 /** 859 * @brief qed_concrete_to_sw_fid - get the sw function id from 860 * the concrete value. 861 * 862 * @param concrete_fid 863 * 864 * @return inline u8 865 */ 866 static inline u8 qed_concrete_to_sw_fid(struct qed_dev *cdev, 867 u32 concrete_fid) 868 { 869 u8 vfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_VFID); 870 u8 pfid = GET_FIELD(concrete_fid, PXP_CONCRETE_FID_PFID); 871 u8 vf_valid = GET_FIELD(concrete_fid, 872 PXP_CONCRETE_FID_VFVALID); 873 u8 sw_fid; 874 875 if (vf_valid) 876 sw_fid = vfid + MAX_NUM_PFS; 877 else 878 sw_fid = pfid; 879 880 return sw_fid; 881 } 882 883 #define PKT_LB_TC 9 884 #define MAX_NUM_VOQS_E4 20 885 886 int qed_configure_vport_wfq(struct qed_dev *cdev, u16 vp_id, u32 rate); 887 void qed_configure_vp_wfq_on_link_change(struct qed_dev *cdev, 888 struct qed_ptt *p_ptt, 889 u32 min_pf_rate); 890 891 void qed_clean_wfq_db(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 892 int qed_device_num_engines(struct qed_dev *cdev); 893 int qed_device_get_port_id(struct qed_dev *cdev); 894 void qed_set_fw_mac_addr(__le16 *fw_msb, 895 __le16 *fw_mid, __le16 *fw_lsb, u8 *mac); 896 897 #define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) 898 899 /* Flags for indication of required queues */ 900 #define PQ_FLAGS_RLS (BIT(0)) 901 #define PQ_FLAGS_MCOS (BIT(1)) 902 #define PQ_FLAGS_LB (BIT(2)) 903 #define PQ_FLAGS_OOO (BIT(3)) 904 #define PQ_FLAGS_ACK (BIT(4)) 905 #define PQ_FLAGS_OFLD (BIT(5)) 906 #define PQ_FLAGS_VFS (BIT(6)) 907 #define PQ_FLAGS_LLT (BIT(7)) 908 #define PQ_FLAGS_MTC (BIT(8)) 909 910 /* physical queue index for cm context intialization */ 911 u16 qed_get_cm_pq_idx(struct qed_hwfn *p_hwfn, u32 pq_flags); 912 u16 qed_get_cm_pq_idx_mcos(struct qed_hwfn *p_hwfn, u8 tc); 913 u16 qed_get_cm_pq_idx_vf(struct qed_hwfn *p_hwfn, u16 vf); 914 u16 qed_get_cm_pq_idx_ofld_mtc(struct qed_hwfn *p_hwfn, u8 tc); 915 u16 qed_get_cm_pq_idx_llt_mtc(struct qed_hwfn *p_hwfn, u8 tc); 916 917 #define QED_LEADING_HWFN(dev) (&dev->hwfns[0]) 918 919 /* doorbell recovery mechanism */ 920 void qed_db_recovery_dp(struct qed_hwfn *p_hwfn); 921 void qed_db_recovery_execute(struct qed_hwfn *p_hwfn, 922 enum qed_db_rec_exec db_exec); 923 bool qed_edpm_enabled(struct qed_hwfn *p_hwfn); 924 925 /* Other Linux specific common definitions */ 926 #define DP_NAME(cdev) ((cdev)->name) 927 928 #define REG_ADDR(cdev, offset) (void __iomem *)((u8 __iomem *)\ 929 (cdev->regview) + \ 930 (offset)) 931 932 #define REG_RD(cdev, offset) readl(REG_ADDR(cdev, offset)) 933 #define REG_WR(cdev, offset, val) writel((u32)val, REG_ADDR(cdev, offset)) 934 #define REG_WR16(cdev, offset, val) writew((u16)val, REG_ADDR(cdev, offset)) 935 936 #define DOORBELL(cdev, db_addr, val) \ 937 writel((u32)val, (void __iomem *)((u8 __iomem *)\ 938 (cdev->doorbells) + (db_addr))) 939 940 /* Prototypes */ 941 int qed_fill_dev_info(struct qed_dev *cdev, 942 struct qed_dev_info *dev_info); 943 void qed_link_update(struct qed_hwfn *hwfn, struct qed_ptt *ptt); 944 u32 qed_unzip_data(struct qed_hwfn *p_hwfn, 945 u32 input_len, u8 *input_buf, 946 u32 max_size, u8 *unzip_buf); 947 void qed_get_protocol_stats(struct qed_dev *cdev, 948 enum qed_mcp_protocol_type type, 949 union qed_mcp_protocol_stats *stats); 950 int qed_slowpath_irq_req(struct qed_hwfn *hwfn); 951 void qed_slowpath_irq_sync(struct qed_hwfn *p_hwfn); 952 int qed_mfw_tlv_req(struct qed_hwfn *hwfn); 953 954 int qed_mfw_fill_tlv_data(struct qed_hwfn *hwfn, 955 enum qed_mfw_tlv_type type, 956 union qed_mfw_tlv_data *tlv_data); 957 958 void qed_hw_info_set_offload_tc(struct qed_hw_info *p_info, u8 tc); 959 960 void qed_periodic_db_rec_start(struct qed_hwfn *p_hwfn); 961 #endif /* _QED_H */ 962