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_MCP_H 34 #define _QED_MCP_H 35 36 #include <linux/types.h> 37 #include <linux/delay.h> 38 #include <linux/slab.h> 39 #include <linux/spinlock.h> 40 #include <linux/qed/qed_fcoe_if.h> 41 #include "qed_hsi.h" 42 #include "qed_dev_api.h" 43 44 struct qed_mcp_link_speed_params { 45 bool autoneg; 46 u32 advertised_speeds; /* bitmask of DRV_SPEED_CAPABILITY */ 47 u32 forced_speed; /* In Mb/s */ 48 }; 49 50 struct qed_mcp_link_pause_params { 51 bool autoneg; 52 bool forced_rx; 53 bool forced_tx; 54 }; 55 56 struct qed_mcp_link_params { 57 struct qed_mcp_link_speed_params speed; 58 struct qed_mcp_link_pause_params pause; 59 u32 loopback_mode; 60 }; 61 62 struct qed_mcp_link_capabilities { 63 u32 speed_capabilities; 64 bool default_speed_autoneg; 65 }; 66 67 struct qed_mcp_link_state { 68 bool link_up; 69 70 u32 min_pf_rate; 71 72 /* Actual link speed in Mb/s */ 73 u32 line_speed; 74 75 /* PF max speed in Mb/s, deduced from line_speed 76 * according to PF max bandwidth configuration. 77 */ 78 u32 speed; 79 bool full_duplex; 80 81 bool an; 82 bool an_complete; 83 bool parallel_detection; 84 bool pfc_enabled; 85 86 #define QED_LINK_PARTNER_SPEED_1G_HD BIT(0) 87 #define QED_LINK_PARTNER_SPEED_1G_FD BIT(1) 88 #define QED_LINK_PARTNER_SPEED_10G BIT(2) 89 #define QED_LINK_PARTNER_SPEED_20G BIT(3) 90 #define QED_LINK_PARTNER_SPEED_25G BIT(4) 91 #define QED_LINK_PARTNER_SPEED_40G BIT(5) 92 #define QED_LINK_PARTNER_SPEED_50G BIT(6) 93 #define QED_LINK_PARTNER_SPEED_100G BIT(7) 94 u32 partner_adv_speed; 95 96 bool partner_tx_flow_ctrl_en; 97 bool partner_rx_flow_ctrl_en; 98 99 #define QED_LINK_PARTNER_SYMMETRIC_PAUSE (1) 100 #define QED_LINK_PARTNER_ASYMMETRIC_PAUSE (2) 101 #define QED_LINK_PARTNER_BOTH_PAUSE (3) 102 u8 partner_adv_pause; 103 104 bool sfp_tx_fault; 105 }; 106 107 struct qed_mcp_function_info { 108 u8 pause_on_host; 109 110 enum qed_pci_personality protocol; 111 112 u8 bandwidth_min; 113 u8 bandwidth_max; 114 115 u8 mac[ETH_ALEN]; 116 117 u64 wwn_port; 118 u64 wwn_node; 119 120 #define QED_MCP_VLAN_UNSET (0xffff) 121 u16 ovlan; 122 123 u16 mtu; 124 }; 125 126 struct qed_mcp_nvm_common { 127 u32 offset; 128 u32 param; 129 u32 resp; 130 u32 cmd; 131 }; 132 133 struct qed_mcp_drv_version { 134 u32 version; 135 u8 name[MCP_DRV_VER_STR_SIZE - 4]; 136 }; 137 138 struct qed_mcp_lan_stats { 139 u64 ucast_rx_pkts; 140 u64 ucast_tx_pkts; 141 u32 fcs_err; 142 }; 143 144 struct qed_mcp_fcoe_stats { 145 u64 rx_pkts; 146 u64 tx_pkts; 147 u32 fcs_err; 148 u32 login_failure; 149 }; 150 151 struct qed_mcp_iscsi_stats { 152 u64 rx_pdus; 153 u64 tx_pdus; 154 u64 rx_bytes; 155 u64 tx_bytes; 156 }; 157 158 struct qed_mcp_rdma_stats { 159 u64 rx_pkts; 160 u64 tx_pkts; 161 u64 rx_bytes; 162 u64 tx_byts; 163 }; 164 165 enum qed_mcp_protocol_type { 166 QED_MCP_LAN_STATS, 167 QED_MCP_FCOE_STATS, 168 QED_MCP_ISCSI_STATS, 169 QED_MCP_RDMA_STATS 170 }; 171 172 union qed_mcp_protocol_stats { 173 struct qed_mcp_lan_stats lan_stats; 174 struct qed_mcp_fcoe_stats fcoe_stats; 175 struct qed_mcp_iscsi_stats iscsi_stats; 176 struct qed_mcp_rdma_stats rdma_stats; 177 }; 178 179 enum qed_ov_eswitch { 180 QED_OV_ESWITCH_NONE, 181 QED_OV_ESWITCH_VEB, 182 QED_OV_ESWITCH_VEPA 183 }; 184 185 enum qed_ov_client { 186 QED_OV_CLIENT_DRV, 187 QED_OV_CLIENT_USER, 188 QED_OV_CLIENT_VENDOR_SPEC 189 }; 190 191 enum qed_ov_driver_state { 192 QED_OV_DRIVER_STATE_NOT_LOADED, 193 QED_OV_DRIVER_STATE_DISABLED, 194 QED_OV_DRIVER_STATE_ACTIVE 195 }; 196 197 enum qed_ov_wol { 198 QED_OV_WOL_DEFAULT, 199 QED_OV_WOL_DISABLED, 200 QED_OV_WOL_ENABLED 201 }; 202 203 /** 204 * @brief - returns the link params of the hw function 205 * 206 * @param p_hwfn 207 * 208 * @returns pointer to link params 209 */ 210 struct qed_mcp_link_params *qed_mcp_get_link_params(struct qed_hwfn *); 211 212 /** 213 * @brief - return the link state of the hw function 214 * 215 * @param p_hwfn 216 * 217 * @returns pointer to link state 218 */ 219 struct qed_mcp_link_state *qed_mcp_get_link_state(struct qed_hwfn *); 220 221 /** 222 * @brief - return the link capabilities of the hw function 223 * 224 * @param p_hwfn 225 * 226 * @returns pointer to link capabilities 227 */ 228 struct qed_mcp_link_capabilities 229 *qed_mcp_get_link_capabilities(struct qed_hwfn *p_hwfn); 230 231 /** 232 * @brief Request the MFW to set the the link according to 'link_input'. 233 * 234 * @param p_hwfn 235 * @param p_ptt 236 * @param b_up - raise link if `true'. Reset link if `false'. 237 * 238 * @return int 239 */ 240 int qed_mcp_set_link(struct qed_hwfn *p_hwfn, 241 struct qed_ptt *p_ptt, 242 bool b_up); 243 244 /** 245 * @brief Get the management firmware version value 246 * 247 * @param p_hwfn 248 * @param p_ptt 249 * @param p_mfw_ver - mfw version value 250 * @param p_running_bundle_id - image id in nvram; Optional. 251 * 252 * @return int - 0 - operation was successful. 253 */ 254 int qed_mcp_get_mfw_ver(struct qed_hwfn *p_hwfn, 255 struct qed_ptt *p_ptt, 256 u32 *p_mfw_ver, u32 *p_running_bundle_id); 257 258 /** 259 * @brief Get media type value of the port. 260 * 261 * @param cdev - qed dev pointer 262 * @param mfw_ver - media type value 263 * 264 * @return int - 265 * 0 - Operation was successul. 266 * -EBUSY - Operation failed 267 */ 268 int qed_mcp_get_media_type(struct qed_dev *cdev, 269 u32 *media_type); 270 271 /** 272 * @brief General function for sending commands to the MCP 273 * mailbox. It acquire mutex lock for the entire 274 * operation, from sending the request until the MCP 275 * response. Waiting for MCP response will be checked up 276 * to 5 seconds every 5ms. 277 * 278 * @param p_hwfn - hw function 279 * @param p_ptt - PTT required for register access 280 * @param cmd - command to be sent to the MCP. 281 * @param param - Optional param 282 * @param o_mcp_resp - The MCP response code (exclude sequence). 283 * @param o_mcp_param- Optional parameter provided by the MCP 284 * response 285 * @return int - 0 - operation 286 * was successul. 287 */ 288 int qed_mcp_cmd(struct qed_hwfn *p_hwfn, 289 struct qed_ptt *p_ptt, 290 u32 cmd, 291 u32 param, 292 u32 *o_mcp_resp, 293 u32 *o_mcp_param); 294 295 /** 296 * @brief - drains the nig, allowing completion to pass in case of pauses. 297 * (Should be called only from sleepable context) 298 * 299 * @param p_hwfn 300 * @param p_ptt 301 */ 302 int qed_mcp_drain(struct qed_hwfn *p_hwfn, 303 struct qed_ptt *p_ptt); 304 305 /** 306 * @brief Get the flash size value 307 * 308 * @param p_hwfn 309 * @param p_ptt 310 * @param p_flash_size - flash size in bytes to be filled. 311 * 312 * @return int - 0 - operation was successul. 313 */ 314 int qed_mcp_get_flash_size(struct qed_hwfn *p_hwfn, 315 struct qed_ptt *p_ptt, 316 u32 *p_flash_size); 317 318 /** 319 * @brief Send driver version to MFW 320 * 321 * @param p_hwfn 322 * @param p_ptt 323 * @param version - Version value 324 * @param name - Protocol driver name 325 * 326 * @return int - 0 - operation was successul. 327 */ 328 int 329 qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn, 330 struct qed_ptt *p_ptt, 331 struct qed_mcp_drv_version *p_ver); 332 333 /** 334 * @brief Notify MFW about the change in base device properties 335 * 336 * @param p_hwfn 337 * @param p_ptt 338 * @param client - qed client type 339 * 340 * @return int - 0 - operation was successful. 341 */ 342 int qed_mcp_ov_update_current_config(struct qed_hwfn *p_hwfn, 343 struct qed_ptt *p_ptt, 344 enum qed_ov_client client); 345 346 /** 347 * @brief Notify MFW about the driver state 348 * 349 * @param p_hwfn 350 * @param p_ptt 351 * @param drv_state - Driver state 352 * 353 * @return int - 0 - operation was successful. 354 */ 355 int qed_mcp_ov_update_driver_state(struct qed_hwfn *p_hwfn, 356 struct qed_ptt *p_ptt, 357 enum qed_ov_driver_state drv_state); 358 359 /** 360 * @brief Send MTU size to MFW 361 * 362 * @param p_hwfn 363 * @param p_ptt 364 * @param mtu - MTU size 365 * 366 * @return int - 0 - operation was successful. 367 */ 368 int qed_mcp_ov_update_mtu(struct qed_hwfn *p_hwfn, 369 struct qed_ptt *p_ptt, u16 mtu); 370 371 /** 372 * @brief Send MAC address to MFW 373 * 374 * @param p_hwfn 375 * @param p_ptt 376 * @param mac - MAC address 377 * 378 * @return int - 0 - operation was successful. 379 */ 380 int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn, 381 struct qed_ptt *p_ptt, u8 *mac); 382 383 /** 384 * @brief Send WOL mode to MFW 385 * 386 * @param p_hwfn 387 * @param p_ptt 388 * @param wol - WOL mode 389 * 390 * @return int - 0 - operation was successful. 391 */ 392 int qed_mcp_ov_update_wol(struct qed_hwfn *p_hwfn, 393 struct qed_ptt *p_ptt, 394 enum qed_ov_wol wol); 395 396 /** 397 * @brief Set LED status 398 * 399 * @param p_hwfn 400 * @param p_ptt 401 * @param mode - LED mode 402 * 403 * @return int - 0 - operation was successful. 404 */ 405 int qed_mcp_set_led(struct qed_hwfn *p_hwfn, 406 struct qed_ptt *p_ptt, 407 enum qed_led_mode mode); 408 409 /** 410 * @brief Read from nvm 411 * 412 * @param cdev 413 * @param addr - nvm offset 414 * @param p_buf - nvm read buffer 415 * @param len - buffer len 416 * 417 * @return int - 0 - operation was successful. 418 */ 419 int qed_mcp_nvm_read(struct qed_dev *cdev, u32 addr, u8 *p_buf, u32 len); 420 421 /** 422 * @brief Bist register test 423 * 424 * @param p_hwfn - hw function 425 * @param p_ptt - PTT required for register access 426 * 427 * @return int - 0 - operation was successful. 428 */ 429 int qed_mcp_bist_register_test(struct qed_hwfn *p_hwfn, 430 struct qed_ptt *p_ptt); 431 432 /** 433 * @brief Bist clock test 434 * 435 * @param p_hwfn - hw function 436 * @param p_ptt - PTT required for register access 437 * 438 * @return int - 0 - operation was successful. 439 */ 440 int qed_mcp_bist_clock_test(struct qed_hwfn *p_hwfn, 441 struct qed_ptt *p_ptt); 442 443 /** 444 * @brief Bist nvm test - get number of images 445 * 446 * @param p_hwfn - hw function 447 * @param p_ptt - PTT required for register access 448 * @param num_images - number of images if operation was 449 * successful. 0 if not. 450 * 451 * @return int - 0 - operation was successful. 452 */ 453 int qed_mcp_bist_nvm_test_get_num_images(struct qed_hwfn *p_hwfn, 454 struct qed_ptt *p_ptt, 455 u32 *num_images); 456 457 /** 458 * @brief Bist nvm test - get image attributes by index 459 * 460 * @param p_hwfn - hw function 461 * @param p_ptt - PTT required for register access 462 * @param p_image_att - Attributes of image 463 * @param image_index - Index of image to get information for 464 * 465 * @return int - 0 - operation was successful. 466 */ 467 int qed_mcp_bist_nvm_test_get_image_att(struct qed_hwfn *p_hwfn, 468 struct qed_ptt *p_ptt, 469 struct bist_nvm_image_att *p_image_att, 470 u32 image_index); 471 472 /* Using hwfn number (and not pf_num) is required since in CMT mode, 473 * same pf_num may be used by two different hwfn 474 * TODO - this shouldn't really be in .h file, but until all fields 475 * required during hw-init will be placed in their correct place in shmem 476 * we need it in qed_dev.c [for readin the nvram reflection in shmem]. 477 */ 478 #define MCP_PF_ID_BY_REL(p_hwfn, rel_pfid) (QED_IS_BB((p_hwfn)->cdev) ? \ 479 ((rel_pfid) | \ 480 ((p_hwfn)->abs_pf_id & 1) << 3) : \ 481 rel_pfid) 482 #define MCP_PF_ID(p_hwfn) MCP_PF_ID_BY_REL(p_hwfn, (p_hwfn)->rel_pf_id) 483 484 #define MFW_PORT(_p_hwfn) ((_p_hwfn)->abs_pf_id % \ 485 ((_p_hwfn)->cdev->num_ports_in_engines * \ 486 qed_device_num_engines((_p_hwfn)->cdev))) 487 488 struct qed_mcp_info { 489 /* List for mailbox commands which were sent and wait for a response */ 490 struct list_head cmd_list; 491 492 /* Spinlock used for protecting the access to the mailbox commands list 493 * and the sending of the commands. 494 */ 495 spinlock_t cmd_lock; 496 497 /* Spinlock used for syncing SW link-changes and link-changes 498 * originating from attention context. 499 */ 500 spinlock_t link_lock; 501 bool block_mb_sending; 502 u32 public_base; 503 u32 drv_mb_addr; 504 u32 mfw_mb_addr; 505 u32 port_addr; 506 u16 drv_mb_seq; 507 u16 drv_pulse_seq; 508 struct qed_mcp_link_params link_input; 509 struct qed_mcp_link_state link_output; 510 struct qed_mcp_link_capabilities link_capabilities; 511 struct qed_mcp_function_info func_info; 512 u8 *mfw_mb_cur; 513 u8 *mfw_mb_shadow; 514 u16 mfw_mb_length; 515 u32 mcp_hist; 516 }; 517 518 struct qed_mcp_mb_params { 519 u32 cmd; 520 u32 param; 521 void *p_data_src; 522 u8 data_src_size; 523 void *p_data_dst; 524 u8 data_dst_size; 525 u32 mcp_resp; 526 u32 mcp_param; 527 }; 528 529 /** 530 * @brief Initialize the interface with the MCP 531 * 532 * @param p_hwfn - HW func 533 * @param p_ptt - PTT required for register access 534 * 535 * @return int 536 */ 537 int qed_mcp_cmd_init(struct qed_hwfn *p_hwfn, 538 struct qed_ptt *p_ptt); 539 540 /** 541 * @brief Initialize the port interface with the MCP 542 * 543 * @param p_hwfn 544 * @param p_ptt 545 * Can only be called after `num_ports_in_engines' is set 546 */ 547 void qed_mcp_cmd_port_init(struct qed_hwfn *p_hwfn, 548 struct qed_ptt *p_ptt); 549 /** 550 * @brief Releases resources allocated during the init process. 551 * 552 * @param p_hwfn - HW func 553 * @param p_ptt - PTT required for register access 554 * 555 * @return int 556 */ 557 558 int qed_mcp_free(struct qed_hwfn *p_hwfn); 559 560 /** 561 * @brief This function is called from the DPC context. After 562 * pointing PTT to the mfw mb, check for events sent by the MCP 563 * to the driver and ack them. In case a critical event 564 * detected, it will be handled here, otherwise the work will be 565 * queued to a sleepable work-queue. 566 * 567 * @param p_hwfn - HW function 568 * @param p_ptt - PTT required for register access 569 * @return int - 0 - operation 570 * was successul. 571 */ 572 int qed_mcp_handle_events(struct qed_hwfn *p_hwfn, 573 struct qed_ptt *p_ptt); 574 575 enum qed_drv_role { 576 QED_DRV_ROLE_OS, 577 QED_DRV_ROLE_KDUMP, 578 }; 579 580 struct qed_load_req_params { 581 /* Input params */ 582 enum qed_drv_role drv_role; 583 u8 timeout_val; 584 bool avoid_eng_reset; 585 enum qed_override_force_load override_force_load; 586 587 /* Output params */ 588 u32 load_code; 589 }; 590 591 /** 592 * @brief Sends a LOAD_REQ to the MFW, and in case the operation succeeds, 593 * returns whether this PF is the first on the engine/port or function. 594 * 595 * @param p_hwfn 596 * @param p_ptt 597 * @param p_params 598 * 599 * @return int - 0 - Operation was successful. 600 */ 601 int qed_mcp_load_req(struct qed_hwfn *p_hwfn, 602 struct qed_ptt *p_ptt, 603 struct qed_load_req_params *p_params); 604 605 /** 606 * @brief Sends a UNLOAD_REQ message to the MFW 607 * 608 * @param p_hwfn 609 * @param p_ptt 610 * 611 * @return int - 0 - Operation was successful. 612 */ 613 int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 614 615 /** 616 * @brief Sends a UNLOAD_DONE message to the MFW 617 * 618 * @param p_hwfn 619 * @param p_ptt 620 * 621 * @return int - 0 - Operation was successful. 622 */ 623 int qed_mcp_unload_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 624 625 /** 626 * @brief Read the MFW mailbox into Current buffer. 627 * 628 * @param p_hwfn 629 * @param p_ptt 630 */ 631 void qed_mcp_read_mb(struct qed_hwfn *p_hwfn, 632 struct qed_ptt *p_ptt); 633 634 /** 635 * @brief Ack to mfw that driver finished FLR process for VFs 636 * 637 * @param p_hwfn 638 * @param p_ptt 639 * @param vfs_to_ack - bit mask of all engine VFs for which the PF acks. 640 * 641 * @param return int - 0 upon success. 642 */ 643 int qed_mcp_ack_vf_flr(struct qed_hwfn *p_hwfn, 644 struct qed_ptt *p_ptt, u32 *vfs_to_ack); 645 646 /** 647 * @brief - calls during init to read shmem of all function-related info. 648 * 649 * @param p_hwfn 650 * 651 * @param return 0 upon success. 652 */ 653 int qed_mcp_fill_shmem_func_info(struct qed_hwfn *p_hwfn, 654 struct qed_ptt *p_ptt); 655 656 /** 657 * @brief - Reset the MCP using mailbox command. 658 * 659 * @param p_hwfn 660 * @param p_ptt 661 * 662 * @param return 0 upon success. 663 */ 664 int qed_mcp_reset(struct qed_hwfn *p_hwfn, 665 struct qed_ptt *p_ptt); 666 667 /** 668 * @brief - Sends an NVM read command request to the MFW to get 669 * a buffer. 670 * 671 * @param p_hwfn 672 * @param p_ptt 673 * @param cmd - Command: DRV_MSG_CODE_NVM_GET_FILE_DATA or 674 * DRV_MSG_CODE_NVM_READ_NVRAM commands 675 * @param param - [0:23] - Offset [24:31] - Size 676 * @param o_mcp_resp - MCP response 677 * @param o_mcp_param - MCP response param 678 * @param o_txn_size - Buffer size output 679 * @param o_buf - Pointer to the buffer returned by the MFW. 680 * 681 * @param return 0 upon success. 682 */ 683 int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn, 684 struct qed_ptt *p_ptt, 685 u32 cmd, 686 u32 param, 687 u32 *o_mcp_resp, 688 u32 *o_mcp_param, u32 *o_txn_size, u32 *o_buf); 689 690 /** 691 * @brief indicates whether the MFW objects [under mcp_info] are accessible 692 * 693 * @param p_hwfn 694 * 695 * @return true iff MFW is running and mcp_info is initialized 696 */ 697 bool qed_mcp_is_init(struct qed_hwfn *p_hwfn); 698 699 /** 700 * @brief request MFW to configure MSI-X for a VF 701 * 702 * @param p_hwfn 703 * @param p_ptt 704 * @param vf_id - absolute inside engine 705 * @param num_sbs - number of entries to request 706 * 707 * @return int 708 */ 709 int qed_mcp_config_vf_msix(struct qed_hwfn *p_hwfn, 710 struct qed_ptt *p_ptt, u8 vf_id, u8 num); 711 712 /** 713 * @brief - Halt the MCP. 714 * 715 * @param p_hwfn 716 * @param p_ptt 717 * 718 * @param return 0 upon success. 719 */ 720 int qed_mcp_halt(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 721 722 /** 723 * @brief - Wake up the MCP. 724 * 725 * @param p_hwfn 726 * @param p_ptt 727 * 728 * @param return 0 upon success. 729 */ 730 int qed_mcp_resume(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 731 732 int qed_configure_pf_min_bandwidth(struct qed_dev *cdev, u8 min_bw); 733 int qed_configure_pf_max_bandwidth(struct qed_dev *cdev, u8 max_bw); 734 int __qed_configure_pf_max_bandwidth(struct qed_hwfn *p_hwfn, 735 struct qed_ptt *p_ptt, 736 struct qed_mcp_link_state *p_link, 737 u8 max_bw); 738 int __qed_configure_pf_min_bandwidth(struct qed_hwfn *p_hwfn, 739 struct qed_ptt *p_ptt, 740 struct qed_mcp_link_state *p_link, 741 u8 min_bw); 742 743 int qed_mcp_mask_parities(struct qed_hwfn *p_hwfn, 744 struct qed_ptt *p_ptt, u32 mask_parities); 745 746 /** 747 * @brief - Sets the MFW's max value for the given resource 748 * 749 * @param p_hwfn 750 * @param p_ptt 751 * @param res_id 752 * @param resc_max_val 753 * @param p_mcp_resp 754 * 755 * @return int - 0 - operation was successful. 756 */ 757 int 758 qed_mcp_set_resc_max_val(struct qed_hwfn *p_hwfn, 759 struct qed_ptt *p_ptt, 760 enum qed_resources res_id, 761 u32 resc_max_val, u32 *p_mcp_resp); 762 763 /** 764 * @brief - Gets the MFW allocation info for the given resource 765 * 766 * @param p_hwfn 767 * @param p_ptt 768 * @param res_id 769 * @param p_mcp_resp 770 * @param p_resc_num 771 * @param p_resc_start 772 * 773 * @return int - 0 - operation was successful. 774 */ 775 int 776 qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, 777 struct qed_ptt *p_ptt, 778 enum qed_resources res_id, 779 u32 *p_mcp_resp, u32 *p_resc_num, u32 *p_resc_start); 780 781 /** 782 * @brief Send eswitch mode to MFW 783 * 784 * @param p_hwfn 785 * @param p_ptt 786 * @param eswitch - eswitch mode 787 * 788 * @return int - 0 - operation was successful. 789 */ 790 int qed_mcp_ov_update_eswitch(struct qed_hwfn *p_hwfn, 791 struct qed_ptt *p_ptt, 792 enum qed_ov_eswitch eswitch); 793 794 #define QED_MCP_RESC_LOCK_MIN_VAL RESOURCE_DUMP 795 #define QED_MCP_RESC_LOCK_MAX_VAL 31 796 797 enum qed_resc_lock { 798 QED_RESC_LOCK_DBG_DUMP = QED_MCP_RESC_LOCK_MIN_VAL, 799 QED_RESC_LOCK_PTP_PORT0, 800 QED_RESC_LOCK_PTP_PORT1, 801 QED_RESC_LOCK_PTP_PORT2, 802 QED_RESC_LOCK_PTP_PORT3, 803 QED_RESC_LOCK_RESC_ALLOC = QED_MCP_RESC_LOCK_MAX_VAL, 804 QED_RESC_LOCK_RESC_INVALID 805 }; 806 807 /** 808 * @brief - Initiates PF FLR 809 * 810 * @param p_hwfn 811 * @param p_ptt 812 * 813 * @return int - 0 - operation was successful. 814 */ 815 int qed_mcp_initiate_pf_flr(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); 816 struct qed_resc_lock_params { 817 /* Resource number [valid values are 0..31] */ 818 u8 resource; 819 820 /* Lock timeout value in seconds [default, none or 1..254] */ 821 u8 timeout; 822 #define QED_MCP_RESC_LOCK_TO_DEFAULT 0 823 #define QED_MCP_RESC_LOCK_TO_NONE 255 824 825 /* Number of times to retry locking */ 826 u8 retry_num; 827 #define QED_MCP_RESC_LOCK_RETRY_CNT_DFLT 10 828 829 /* The interval in usec between retries */ 830 u16 retry_interval; 831 #define QED_MCP_RESC_LOCK_RETRY_VAL_DFLT 10000 832 833 /* Use sleep or delay between retries */ 834 bool sleep_b4_retry; 835 836 /* Will be set as true if the resource is free and granted */ 837 bool b_granted; 838 839 /* Will be filled with the resource owner. 840 * [0..15 = PF0-15, 16 = MFW] 841 */ 842 u8 owner; 843 }; 844 845 /** 846 * @brief Acquires MFW generic resource lock 847 * 848 * @param p_hwfn 849 * @param p_ptt 850 * @param p_params 851 * 852 * @return int - 0 - operation was successful. 853 */ 854 int 855 qed_mcp_resc_lock(struct qed_hwfn *p_hwfn, 856 struct qed_ptt *p_ptt, struct qed_resc_lock_params *p_params); 857 858 struct qed_resc_unlock_params { 859 /* Resource number [valid values are 0..31] */ 860 u8 resource; 861 862 /* Allow to release a resource even if belongs to another PF */ 863 bool b_force; 864 865 /* Will be set as true if the resource is released */ 866 bool b_released; 867 }; 868 869 /** 870 * @brief Releases MFW generic resource lock 871 * 872 * @param p_hwfn 873 * @param p_ptt 874 * @param p_params 875 * 876 * @return int - 0 - operation was successful. 877 */ 878 int 879 qed_mcp_resc_unlock(struct qed_hwfn *p_hwfn, 880 struct qed_ptt *p_ptt, 881 struct qed_resc_unlock_params *p_params); 882 883 /** 884 * @brief - default initialization for lock/unlock resource structs 885 * 886 * @param p_lock - lock params struct to be initialized; Can be NULL 887 * @param p_unlock - unlock params struct to be initialized; Can be NULL 888 * @param resource - the requested resource 889 * @paral b_is_permanent - disable retries & aging when set 890 */ 891 void qed_mcp_resc_lock_default_init(struct qed_resc_lock_params *p_lock, 892 struct qed_resc_unlock_params *p_unlock, 893 enum qed_resc_lock 894 resource, bool b_is_permanent); 895 896 #endif 897