1 /* 2 * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. 3 * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. 4 * Copyright (c) 2005, 2006, 2007 Cisco Systems. All rights reserved. 5 * Copyright (c) 2005, 2006, 2007, 2008, 2014 Mellanox Technologies. All rights reserved. 6 * Copyright (c) 2004 Voltaire, Inc. All rights reserved. 7 * 8 * This software is available to you under a choice of one of two 9 * licenses. You may choose to be licensed under the terms of the GNU 10 * General Public License (GPL) Version 2, available from the file 11 * COPYING in the main directory of this source tree, or the 12 * OpenIB.org BSD license below: 13 * 14 * Redistribution and use in source and binary forms, with or 15 * without modification, are permitted provided that the following 16 * conditions are met: 17 * 18 * - Redistributions of source code must retain the above 19 * copyright notice, this list of conditions and the following 20 * disclaimer. 21 * 22 * - Redistributions in binary form must reproduce the above 23 * copyright notice, this list of conditions and the following 24 * disclaimer in the documentation and/or other materials 25 * provided with the distribution. 26 * 27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 28 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 29 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 30 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 31 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 32 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 33 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 34 * SOFTWARE. 35 */ 36 37 #ifndef MLX4_H 38 #define MLX4_H 39 40 #include <linux/mutex.h> 41 #include <linux/radix-tree.h> 42 #include <linux/rbtree.h> 43 #include <linux/timer.h> 44 #include <linux/semaphore.h> 45 #include <linux/workqueue.h> 46 #include <linux/device.h> 47 #include <linux/rwsem.h> 48 #include <dev/mlx4/device.h> 49 #include <dev/mlx4/driver.h> 50 #include <dev/mlx4/doorbell.h> 51 #include <dev/mlx4/cmd.h> 52 #include <dev/mlx4/mlx4_core/fw_qos.h> 53 54 #define DRV_NAME "mlx4_core" 55 #define PFX DRV_NAME ": " 56 #define DRV_VERSION "3.4.1" 57 #define DRV_RELDATE "October 2017" 58 59 #define MLX4_FS_UDP_UC_EN (1 << 1) 60 #define MLX4_FS_TCP_UC_EN (1 << 2) 61 #define MLX4_FS_NUM_OF_L2_ADDR 8 62 #define MLX4_FS_MGM_LOG_ENTRY_SIZE 7 63 #define MLX4_FS_NUM_MCG (1 << 17) 64 65 #define INIT_HCA_TPT_MW_ENABLE (1 << 7) 66 67 #define MLX4_QUERY_IF_STAT_RESET BIT(31) 68 69 enum { 70 MLX4_HCR_BASE = 0x80680, 71 MLX4_HCR_SIZE = 0x0001c, 72 MLX4_CLR_INT_SIZE = 0x00008, 73 MLX4_SLAVE_COMM_BASE = 0x0, 74 MLX4_COMM_PAGESIZE = 0x1000, 75 MLX4_CLOCK_SIZE = 0x00008, 76 MLX4_COMM_CHAN_CAPS = 0x8, 77 MLX4_COMM_CHAN_FLAGS = 0xc 78 }; 79 80 enum { 81 MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10, 82 MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7, 83 MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12, 84 MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2), 85 MLX4_MTT_ENTRY_PER_SEG = 8, 86 }; 87 88 enum { 89 MLX4_NUM_PDS = 1 << 15 90 }; 91 92 enum { 93 MLX4_CMPT_TYPE_QP = 0, 94 MLX4_CMPT_TYPE_SRQ = 1, 95 MLX4_CMPT_TYPE_CQ = 2, 96 MLX4_CMPT_TYPE_EQ = 3, 97 MLX4_CMPT_NUM_TYPE 98 }; 99 100 enum { 101 MLX4_CMPT_SHIFT = 24, 102 MLX4_NUM_CMPTS = MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT 103 }; 104 105 enum mlx4_mpt_state { 106 MLX4_MPT_DISABLED = 0, 107 MLX4_MPT_EN_HW, 108 MLX4_MPT_EN_SW 109 }; 110 111 #define MLX4_COMM_TIME 10000 112 #define MLX4_COMM_OFFLINE_TIME_OUT 30000 113 #define MLX4_COMM_CMD_NA_OP 0x0 114 115 116 enum { 117 MLX4_COMM_CMD_RESET, 118 MLX4_COMM_CMD_VHCR0, 119 MLX4_COMM_CMD_VHCR1, 120 MLX4_COMM_CMD_VHCR2, 121 MLX4_COMM_CMD_VHCR_EN, 122 MLX4_COMM_CMD_VHCR_POST, 123 MLX4_COMM_CMD_FLR = 254 124 }; 125 126 enum { 127 MLX4_VF_SMI_DISABLED, 128 MLX4_VF_SMI_ENABLED 129 }; 130 131 /*The flag indicates that the slave should delay the RESET cmd*/ 132 #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb 133 /*indicates how many retries will be done if we are in the middle of FLR*/ 134 #define NUM_OF_RESET_RETRIES 10 135 #define SLEEP_TIME_IN_RESET (2 * 1000) 136 enum mlx4_resource { 137 RES_QP, 138 RES_CQ, 139 RES_SRQ, 140 RES_XRCD, 141 RES_MPT, 142 RES_MTT, 143 RES_MAC, 144 RES_VLAN, 145 RES_NPORT_ID, 146 RES_COUNTER, 147 RES_FS_RULE, 148 RES_EQ, 149 MLX4_NUM_OF_RESOURCE_TYPE 150 }; 151 152 enum mlx4_alloc_mode { 153 RES_OP_RESERVE, 154 RES_OP_RESERVE_AND_MAP, 155 RES_OP_MAP_ICM, 156 }; 157 158 enum mlx4_res_tracker_free_type { 159 RES_TR_FREE_ALL, 160 RES_TR_FREE_SLAVES_ONLY, 161 RES_TR_FREE_STRUCTS_ONLY, 162 }; 163 164 /* 165 *Virtual HCR structures. 166 * mlx4_vhcr is the sw representation, in machine endianness 167 * 168 * mlx4_vhcr_cmd is the formalized structure, the one that is passed 169 * to FW to go through communication channel. 170 * It is big endian, and has the same structure as the physical HCR 171 * used by command interface 172 */ 173 struct mlx4_vhcr { 174 u64 in_param; 175 u64 out_param; 176 u32 in_modifier; 177 u32 errno; 178 u16 op; 179 u16 token; 180 u8 op_modifier; 181 u8 e_bit; 182 }; 183 184 struct mlx4_vhcr_cmd { 185 __be64 in_param; 186 __be32 in_modifier; 187 u32 reserved1; 188 __be64 out_param; 189 __be16 token; 190 u16 reserved; 191 u8 status; 192 u8 flags; 193 __be16 opcode; 194 }; 195 196 struct mlx4_cmd_info { 197 u16 opcode; 198 bool has_inbox; 199 bool has_outbox; 200 bool out_is_imm; 201 bool encode_slave_id; 202 int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, 203 struct mlx4_cmd_mailbox *inbox); 204 int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, 205 struct mlx4_cmd_mailbox *inbox, 206 struct mlx4_cmd_mailbox *outbox, 207 struct mlx4_cmd_info *cmd); 208 }; 209 210 #ifdef CONFIG_MLX4_DEBUG 211 extern int mlx4_debug_level; 212 #else /* CONFIG_MLX4_DEBUG */ 213 #define mlx4_debug_level (0) 214 #endif /* CONFIG_MLX4_DEBUG */ 215 216 #define mlx4_dbg(mdev, format, ...) \ 217 do { \ 218 if (mlx4_debug_level) \ 219 dev_printk(KERN_DEBUG, \ 220 &(mdev)->persist->pdev->dev, format, \ 221 ##__VA_ARGS__); \ 222 } while (0) 223 224 #define mlx4_err(mdev, format, ...) \ 225 dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 226 #define mlx4_info(mdev, format, ...) \ 227 dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 228 #define mlx4_warn(mdev, format, ...) \ 229 dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 230 231 extern int mlx4_log_num_mgm_entry_size; 232 extern int log_mtts_per_seg; 233 extern int mlx4_internal_err_reset; 234 235 #define MLX4_MAX_NUM_SLAVES (min(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF, \ 236 MLX4_MFUNC_MAX)) 237 #define ALL_SLAVES 0xff 238 239 struct mlx4_bitmap { 240 u32 last; 241 u32 top; 242 u32 max; 243 u32 reserved_top; 244 u32 mask; 245 u32 avail; 246 u32 effective_len; 247 spinlock_t lock; 248 unsigned long *table; 249 }; 250 251 struct mlx4_buddy { 252 unsigned long **bits; 253 unsigned int *num_free; 254 u32 max_order; 255 spinlock_t lock; 256 }; 257 258 struct mlx4_icm; 259 260 struct mlx4_icm_table { 261 u64 virt; 262 int num_icm; 263 u32 num_obj; 264 int obj_size; 265 int lowmem; 266 int coherent; 267 struct mutex mutex; 268 struct mlx4_icm **icm; 269 }; 270 271 #define MLX4_MPT_FLAG_SW_OWNS (0xfUL << 28) 272 #define MLX4_MPT_FLAG_FREE (0x3UL << 28) 273 #define MLX4_MPT_FLAG_MIO (1 << 17) 274 #define MLX4_MPT_FLAG_BIND_ENABLE (1 << 15) 275 #define MLX4_MPT_FLAG_PHYSICAL (1 << 9) 276 #define MLX4_MPT_FLAG_REGION (1 << 8) 277 278 #define MLX4_MPT_PD_MASK (0x1FFFFUL) 279 #define MLX4_MPT_PD_VF_MASK (0xFE0000UL) 280 #define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27) 281 #define MLX4_MPT_PD_FLAG_RAE (1 << 28) 282 #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24) 283 284 #define MLX4_MPT_QP_FLAG_BOUND_QP (1 << 7) 285 286 #define MLX4_MPT_STATUS_SW 0xF0 287 #define MLX4_MPT_STATUS_HW 0x00 288 289 #define MLX4_CQE_SIZE_MASK_STRIDE 0x3 290 #define MLX4_EQE_SIZE_MASK_STRIDE 0x30 291 292 #define MLX4_EQ_ASYNC 0 293 #define MLX4_EQ_TO_CQ_VECTOR(vector) ((vector) - \ 294 !!((int)(vector) >= MLX4_EQ_ASYNC)) 295 #define MLX4_CQ_TO_EQ_VECTOR(vector) ((vector) + \ 296 !!((int)(vector) >= MLX4_EQ_ASYNC)) 297 298 /* 299 * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits. 300 */ 301 struct mlx4_mpt_entry { 302 __be32 flags; 303 __be32 qpn; 304 __be32 key; 305 __be32 pd_flags; 306 __be64 start; 307 __be64 length; 308 __be32 lkey; 309 __be32 win_cnt; 310 u8 reserved1[3]; 311 u8 mtt_rep; 312 __be64 mtt_addr; 313 __be32 mtt_sz; 314 __be32 entity_size; 315 __be32 first_byte_offset; 316 } __packed; 317 318 /* 319 * Must be packed because start is 64 bits but only aligned to 32 bits. 320 */ 321 struct mlx4_eq_context { 322 __be32 flags; 323 u16 reserved1[3]; 324 __be16 page_offset; 325 u8 log_eq_size; 326 u8 reserved2[4]; 327 u8 eq_period; 328 u8 reserved3; 329 u8 eq_max_count; 330 u8 reserved4[3]; 331 u8 intr; 332 u8 log_page_size; 333 u8 reserved5[2]; 334 u8 mtt_base_addr_h; 335 __be32 mtt_base_addr_l; 336 u32 reserved6[2]; 337 __be32 consumer_index; 338 __be32 producer_index; 339 u32 reserved7[4]; 340 }; 341 342 struct mlx4_cq_context { 343 __be32 flags; 344 u16 reserved1[3]; 345 __be16 page_offset; 346 __be32 logsize_usrpage; 347 __be16 cq_period; 348 __be16 cq_max_count; 349 u8 reserved2[3]; 350 u8 comp_eqn; 351 u8 log_page_size; 352 u8 reserved3[2]; 353 u8 mtt_base_addr_h; 354 __be32 mtt_base_addr_l; 355 __be32 last_notified_index; 356 __be32 solicit_producer_index; 357 __be32 consumer_index; 358 __be32 producer_index; 359 u32 reserved4[2]; 360 __be64 db_rec_addr; 361 }; 362 363 struct mlx4_srq_context { 364 __be32 state_logsize_srqn; 365 u8 logstride; 366 u8 reserved1; 367 __be16 xrcd; 368 __be32 pg_offset_cqn; 369 u32 reserved2; 370 u8 log_page_size; 371 u8 reserved3[2]; 372 u8 mtt_base_addr_h; 373 __be32 mtt_base_addr_l; 374 __be32 pd; 375 __be16 limit_watermark; 376 __be16 wqe_cnt; 377 u16 reserved4; 378 __be16 wqe_counter; 379 u32 reserved5; 380 __be64 db_rec_addr; 381 }; 382 383 struct mlx4_eq { 384 struct mlx4_dev *dev; 385 void __iomem *doorbell; 386 int eqn; 387 u32 cons_index; 388 u16 irq; 389 u16 have_irq; 390 int nent; 391 struct mlx4_buf_list *page_list; 392 struct mlx4_mtt mtt; 393 u32 ncqs; 394 struct mlx4_active_ports actv_ports; 395 u32 ref_count; 396 int affinity_cpu_id; 397 }; 398 399 struct mlx4_slave_eqe { 400 u8 type; 401 u8 port; 402 u32 param; 403 }; 404 405 struct mlx4_slave_event_eq_info { 406 int eqn; 407 u16 token; 408 }; 409 410 struct mlx4_profile { 411 int num_qp; 412 int rdmarc_per_qp; 413 int num_srq; 414 int num_cq; 415 int num_mcg; 416 int num_mpt; 417 unsigned num_mtt; 418 }; 419 420 struct mlx4_fw { 421 u64 clr_int_base; 422 u64 catas_offset; 423 u64 comm_base; 424 u64 clock_offset; 425 struct mlx4_icm *fw_icm; 426 struct mlx4_icm *aux_icm; 427 u32 catas_size; 428 u16 fw_pages; 429 u8 clr_int_bar; 430 u8 catas_bar; 431 u8 comm_bar; 432 u8 clock_bar; 433 }; 434 435 struct mlx4_comm { 436 u32 slave_write; 437 u32 slave_read; 438 }; 439 440 enum { 441 MLX4_MCAST_CONFIG = 0, 442 MLX4_MCAST_DISABLE = 1, 443 MLX4_MCAST_ENABLE = 2, 444 }; 445 446 #define VLAN_FLTR_SIZE 128 447 448 struct mlx4_vlan_fltr { 449 __be32 entry[VLAN_FLTR_SIZE]; 450 }; 451 452 struct mlx4_mcast_entry { 453 struct list_head list; 454 u64 addr; 455 }; 456 457 struct mlx4_promisc_qp { 458 struct list_head list; 459 u32 qpn; 460 }; 461 462 struct mlx4_steer_index { 463 struct list_head list; 464 unsigned int index; 465 struct list_head duplicates; 466 }; 467 468 #define MLX4_EVENT_TYPES_NUM 64 469 470 struct mlx4_slave_state { 471 u8 comm_toggle; 472 u8 last_cmd; 473 u8 init_port_mask; 474 bool active; 475 bool old_vlan_api; 476 bool vst_qinq_supported; 477 u8 function; 478 dma_addr_t vhcr_dma; 479 u16 mtu[MLX4_MAX_PORTS + 1]; 480 __be32 ib_cap_mask[MLX4_MAX_PORTS + 1]; 481 struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES]; 482 struct list_head mcast_filters[MLX4_MAX_PORTS + 1]; 483 struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1]; 484 /* event type to eq number lookup */ 485 struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM]; 486 u16 eq_pi; 487 u16 eq_ci; 488 spinlock_t lock; 489 /*initialized via the kzalloc*/ 490 u8 is_slave_going_down; 491 u32 cookie; 492 enum slave_port_state port_state[MLX4_MAX_PORTS + 1]; 493 }; 494 495 #define MLX4_VGT 4095 496 #define NO_INDX (-1) 497 498 struct mlx4_vport_state { 499 u64 mac; 500 u16 default_vlan; 501 u8 default_qos; 502 __be16 vlan_proto; 503 u32 tx_rate; 504 bool spoofchk; 505 u8 qos_vport; 506 __be64 guid; 507 }; 508 509 struct mlx4_vf_admin_state { 510 struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1]; 511 u8 enable_smi[MLX4_MAX_PORTS + 1]; 512 }; 513 514 struct mlx4_vport_oper_state { 515 struct mlx4_vport_state state; 516 int mac_idx; 517 int vlan_idx; 518 }; 519 520 struct mlx4_vf_oper_state { 521 struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1]; 522 u8 smi_enabled[MLX4_MAX_PORTS + 1]; 523 }; 524 525 struct slave_list { 526 struct mutex mutex; 527 struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE]; 528 }; 529 530 struct resource_allocator { 531 spinlock_t alloc_lock; /* protect quotas */ 532 union { 533 int res_reserved; 534 int res_port_rsvd[MLX4_MAX_PORTS]; 535 }; 536 union { 537 int res_free; 538 int res_port_free[MLX4_MAX_PORTS]; 539 }; 540 int *quota; 541 int *allocated; 542 int *guaranteed; 543 }; 544 545 struct mlx4_resource_tracker { 546 spinlock_t lock; 547 /* tree for each resources */ 548 struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE]; 549 /* num_of_slave's lists, one per slave */ 550 struct slave_list *slave_list; 551 struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE]; 552 }; 553 554 #define SLAVE_EVENT_EQ_SIZE 128 555 struct mlx4_slave_event_eq { 556 u32 eqn; 557 u32 cons; 558 u32 prod; 559 spinlock_t event_lock; 560 struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE]; 561 }; 562 563 struct mlx4_qos_manager { 564 int num_of_qos_vfs; 565 DECLARE_BITMAP(priority_bm, MLX4_NUM_UP); 566 }; 567 568 struct mlx4_master_qp0_state { 569 int proxy_qp0_active; 570 int qp0_active; 571 int port_active; 572 }; 573 574 struct mlx4_mfunc_master_ctx { 575 struct mlx4_slave_state *slave_state; 576 struct mlx4_vf_admin_state *vf_admin; 577 struct mlx4_vf_oper_state *vf_oper; 578 struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1]; 579 int init_port_ref[MLX4_MAX_PORTS + 1]; 580 u16 max_mtu[MLX4_MAX_PORTS + 1]; 581 u8 pptx; 582 u8 pprx; 583 int disable_mcast_ref[MLX4_MAX_PORTS + 1]; 584 struct mlx4_resource_tracker res_tracker; 585 struct workqueue_struct *comm_wq; 586 struct work_struct comm_work; 587 struct work_struct slave_event_work; 588 struct work_struct slave_flr_event_work; 589 spinlock_t slave_state_lock; 590 __be32 comm_arm_bit_vector[4]; 591 struct mlx4_eqe cmd_eqe; 592 struct mlx4_slave_event_eq slave_eq; 593 struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX]; 594 struct mlx4_qos_manager qos_ctl[MLX4_MAX_PORTS + 1]; 595 }; 596 597 struct mlx4_mfunc { 598 struct mlx4_comm __iomem *comm; 599 struct mlx4_vhcr_cmd *vhcr; 600 dma_addr_t vhcr_dma; 601 602 struct mlx4_mfunc_master_ctx master; 603 }; 604 605 #define MGM_QPN_MASK 0x00FFFFFF 606 #define MGM_BLCK_LB_BIT 30 607 608 struct mlx4_mgm { 609 __be32 next_gid_index; 610 __be32 members_count; 611 u32 reserved[2]; 612 u8 gid[16]; 613 __be32 qp[MLX4_MAX_QP_PER_MGM]; 614 }; 615 616 struct mlx4_cmd { 617 struct pci_pool *pool; 618 void __iomem *hcr; 619 struct mutex slave_cmd_mutex; 620 struct semaphore poll_sem; 621 struct semaphore event_sem; 622 struct rw_semaphore switch_sem; 623 int max_cmds; 624 spinlock_t context_lock; 625 int free_head; 626 struct mlx4_cmd_context *context; 627 u16 token_mask; 628 u8 use_events; 629 u8 toggle; 630 u8 comm_toggle; 631 u8 initialized; 632 }; 633 634 enum { 635 MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0, 636 MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1, 637 MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2, 638 }; 639 struct mlx4_vf_immed_vlan_work { 640 struct work_struct work; 641 struct mlx4_priv *priv; 642 int flags; 643 int slave; 644 int vlan_ix; 645 int orig_vlan_ix; 646 u8 port; 647 u8 qos; 648 u8 qos_vport; 649 u16 vlan_id; 650 u16 orig_vlan_id; 651 __be16 vlan_proto; 652 }; 653 654 655 struct mlx4_uar_table { 656 struct mlx4_bitmap bitmap; 657 }; 658 659 struct mlx4_mr_table { 660 struct mlx4_bitmap mpt_bitmap; 661 struct mlx4_buddy mtt_buddy; 662 u64 mtt_base; 663 u64 mpt_base; 664 struct mlx4_icm_table mtt_table; 665 struct mlx4_icm_table dmpt_table; 666 }; 667 668 struct mlx4_cq_table { 669 struct mlx4_bitmap bitmap; 670 spinlock_t lock; 671 struct radix_tree_root tree; 672 struct mlx4_icm_table table; 673 struct mlx4_icm_table cmpt_table; 674 }; 675 676 struct mlx4_eq_table { 677 struct mlx4_bitmap bitmap; 678 char *irq_names; 679 void __iomem *clr_int; 680 void __iomem **uar_map; 681 u32 clr_mask; 682 struct mlx4_eq *eq; 683 struct mlx4_icm_table table; 684 struct mlx4_icm_table cmpt_table; 685 int have_irq; 686 u8 inta_pin; 687 }; 688 689 struct mlx4_srq_table { 690 struct mlx4_bitmap bitmap; 691 spinlock_t lock; 692 struct radix_tree_root tree; 693 struct mlx4_icm_table table; 694 struct mlx4_icm_table cmpt_table; 695 }; 696 697 enum mlx4_qp_table_zones { 698 MLX4_QP_TABLE_ZONE_GENERAL, 699 MLX4_QP_TABLE_ZONE_RSS, 700 MLX4_QP_TABLE_ZONE_RAW_ETH, 701 MLX4_QP_TABLE_ZONE_NUM 702 }; 703 704 struct mlx4_qp_table { 705 struct mlx4_bitmap *bitmap_gen; 706 struct mlx4_zone_allocator *zones; 707 u32 zones_uids[MLX4_QP_TABLE_ZONE_NUM]; 708 u32 rdmarc_base; 709 int rdmarc_shift; 710 spinlock_t lock; 711 struct mlx4_icm_table qp_table; 712 struct mlx4_icm_table auxc_table; 713 struct mlx4_icm_table altc_table; 714 struct mlx4_icm_table rdmarc_table; 715 struct mlx4_icm_table cmpt_table; 716 }; 717 718 struct mlx4_mcg_table { 719 struct mutex mutex; 720 struct mlx4_bitmap bitmap; 721 struct mlx4_icm_table table; 722 }; 723 724 struct mlx4_catas_err { 725 u32 __iomem *map; 726 struct timer_list timer; 727 struct list_head list; 728 }; 729 730 #define MLX4_MAX_MAC_NUM 128 731 #define MLX4_MAC_TABLE_SIZE (MLX4_MAX_MAC_NUM << 3) 732 733 struct mlx4_mac_table { 734 __be64 entries[MLX4_MAX_MAC_NUM]; 735 int refs[MLX4_MAX_MAC_NUM]; 736 bool is_dup[MLX4_MAX_MAC_NUM]; 737 struct mutex mutex; 738 int total; 739 int max; 740 }; 741 742 #define MLX4_ROCE_GID_ENTRY_SIZE 16 743 744 struct mlx4_roce_gid_entry { 745 u8 raw[MLX4_ROCE_GID_ENTRY_SIZE]; 746 }; 747 748 struct mlx4_roce_gid_table { 749 struct mlx4_roce_gid_entry roce_gids[MLX4_ROCE_MAX_GIDS]; 750 struct mutex mutex; 751 }; 752 753 #define MLX4_MAX_VLAN_NUM 128 754 #define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2) 755 756 struct mlx4_vlan_table { 757 __be32 entries[MLX4_MAX_VLAN_NUM]; 758 int refs[MLX4_MAX_VLAN_NUM]; 759 int is_dup[MLX4_MAX_VLAN_NUM]; 760 struct mutex mutex; 761 int total; 762 int max; 763 }; 764 765 #define SET_PORT_GEN_ALL_VALID 0x7 766 #define SET_PORT_PROMISC_SHIFT 31 767 #define SET_PORT_MC_PROMISC_SHIFT 30 768 769 enum { 770 MCAST_DIRECT_ONLY = 0, 771 MCAST_DIRECT = 1, 772 MCAST_DEFAULT = 2 773 }; 774 775 struct mlx4_set_port_general_context { 776 u16 reserved1; 777 u8 v_ignore_fcs; 778 u8 flags; 779 union { 780 u8 ignore_fcs; 781 u8 roce_mode; 782 }; 783 u8 reserved2; 784 __be16 mtu; 785 u8 pptx; 786 u8 pfctx; 787 u16 reserved3; 788 u8 pprx; 789 u8 pfcrx; 790 u16 reserved4; 791 u32 reserved5; 792 u8 phv_en; 793 u8 reserved6[3]; 794 }; 795 796 struct mlx4_set_port_rqp_calc_context { 797 __be32 base_qpn; 798 u8 rererved; 799 u8 n_mac; 800 u8 n_vlan; 801 u8 n_prio; 802 u8 reserved2[3]; 803 u8 mac_miss; 804 u8 intra_no_vlan; 805 u8 no_vlan; 806 u8 intra_vlan_miss; 807 u8 vlan_miss; 808 u8 reserved3[3]; 809 u8 no_vlan_prio; 810 __be32 promisc; 811 __be32 mcast; 812 }; 813 814 struct mlx4_port_info { 815 struct mlx4_dev *dev; 816 int port; 817 char dev_name[16]; 818 struct device_attribute port_attr; 819 enum mlx4_port_type tmp_type; 820 char dev_mtu_name[16]; 821 struct device_attribute port_mtu_attr; 822 struct mlx4_mac_table mac_table; 823 struct mlx4_vlan_table vlan_table; 824 struct mlx4_roce_gid_table gid_table; 825 int base_qpn; 826 }; 827 828 struct mlx4_sense { 829 struct mlx4_dev *dev; 830 u8 do_sense_port[MLX4_MAX_PORTS + 1]; 831 u8 sense_allowed[MLX4_MAX_PORTS + 1]; 832 struct delayed_work sense_poll; 833 int gone; 834 }; 835 836 struct mlx4_msix_ctl { 837 DECLARE_BITMAP(pool_bm, MAX_MSIX); 838 struct mutex pool_lock; 839 }; 840 841 struct mlx4_steer { 842 struct list_head promisc_qps[MLX4_NUM_STEERS]; 843 struct list_head steer_entries[MLX4_NUM_STEERS]; 844 }; 845 846 enum { 847 MLX4_PCI_DEV_IS_VF = 1 << 0, 848 MLX4_PCI_DEV_FORCE_SENSE_PORT = 1 << 1, 849 }; 850 851 enum { 852 MLX4_NO_RR = 0, 853 MLX4_USE_RR = 1, 854 }; 855 856 struct mlx4_priv { 857 struct mlx4_dev dev; 858 859 struct list_head dev_list; 860 struct list_head ctx_list; 861 spinlock_t ctx_lock; 862 863 int pci_dev_data; 864 int removed; 865 866 struct list_head pgdir_list; 867 struct mutex pgdir_mutex; 868 869 struct mlx4_fw fw; 870 struct mlx4_cmd cmd; 871 struct mlx4_mfunc mfunc; 872 873 struct mlx4_bitmap pd_bitmap; 874 struct mlx4_bitmap xrcd_bitmap; 875 struct mlx4_uar_table uar_table; 876 struct mlx4_mr_table mr_table; 877 struct mlx4_cq_table cq_table; 878 struct mlx4_eq_table eq_table; 879 struct mlx4_srq_table srq_table; 880 struct mlx4_qp_table qp_table; 881 struct mlx4_mcg_table mcg_table; 882 struct mlx4_bitmap counters_bitmap; 883 int def_counter[MLX4_MAX_PORTS]; 884 885 struct mlx4_catas_err catas_err; 886 887 void __iomem *clr_base; 888 889 struct mlx4_uar driver_uar; 890 void __iomem *kar; 891 struct mlx4_port_info port[MLX4_MAX_PORTS + 1]; 892 struct mlx4_sense sense; 893 struct mutex port_mutex; 894 struct mlx4_msix_ctl msix_ctl; 895 struct mlx4_steer *steer; 896 struct list_head bf_list; 897 struct mutex bf_mutex; 898 struct io_mapping *bf_mapping; 899 void __iomem *clock_mapping; 900 int reserved_mtts; 901 int fs_hash_mode; 902 u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS]; 903 struct mlx4_port_map v2p; /* cached port mapping configuration */ 904 struct mutex bond_mutex; /* for bond mode */ 905 __be64 slave_node_guids[MLX4_MFUNC_MAX]; 906 907 atomic_t opreq_count; 908 struct work_struct opreq_task; 909 }; 910 911 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev) 912 { 913 return container_of(dev, struct mlx4_priv, dev); 914 } 915 916 #define MLX4_SENSE_RANGE (HZ * 3) 917 918 extern struct workqueue_struct *mlx4_wq; 919 920 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap); 921 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr); 922 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, 923 int align, u32 skip_mask); 924 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt, 925 int use_rr); 926 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap); 927 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask, 928 u32 reserved_bot, u32 resetrved_top); 929 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap); 930 931 int mlx4_reset(struct mlx4_dev *dev); 932 933 int mlx4_alloc_eq_table(struct mlx4_dev *dev); 934 void mlx4_free_eq_table(struct mlx4_dev *dev); 935 936 int mlx4_init_pd_table(struct mlx4_dev *dev); 937 int mlx4_init_xrcd_table(struct mlx4_dev *dev); 938 int mlx4_init_uar_table(struct mlx4_dev *dev); 939 int mlx4_init_mr_table(struct mlx4_dev *dev); 940 int mlx4_init_eq_table(struct mlx4_dev *dev); 941 int mlx4_init_cq_table(struct mlx4_dev *dev); 942 int mlx4_init_qp_table(struct mlx4_dev *dev); 943 int mlx4_init_srq_table(struct mlx4_dev *dev); 944 int mlx4_init_mcg_table(struct mlx4_dev *dev); 945 946 void mlx4_cleanup_pd_table(struct mlx4_dev *dev); 947 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev); 948 void mlx4_cleanup_uar_table(struct mlx4_dev *dev); 949 void mlx4_cleanup_mr_table(struct mlx4_dev *dev); 950 void mlx4_cleanup_eq_table(struct mlx4_dev *dev); 951 void mlx4_cleanup_cq_table(struct mlx4_dev *dev); 952 void mlx4_cleanup_qp_table(struct mlx4_dev *dev); 953 void mlx4_cleanup_srq_table(struct mlx4_dev *dev); 954 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev); 955 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp); 956 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn); 957 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn); 958 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn); 959 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn); 960 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn); 961 int __mlx4_mpt_reserve(struct mlx4_dev *dev); 962 void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index); 963 int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp); 964 void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index); 965 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order); 966 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order); 967 968 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave, 969 struct mlx4_vhcr *vhcr, 970 struct mlx4_cmd_mailbox *inbox, 971 struct mlx4_cmd_mailbox *outbox, 972 struct mlx4_cmd_info *cmd); 973 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave, 974 struct mlx4_vhcr *vhcr, 975 struct mlx4_cmd_mailbox *inbox, 976 struct mlx4_cmd_mailbox *outbox, 977 struct mlx4_cmd_info *cmd); 978 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave, 979 struct mlx4_vhcr *vhcr, 980 struct mlx4_cmd_mailbox *inbox, 981 struct mlx4_cmd_mailbox *outbox, 982 struct mlx4_cmd_info *cmd); 983 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave, 984 struct mlx4_vhcr *vhcr, 985 struct mlx4_cmd_mailbox *inbox, 986 struct mlx4_cmd_mailbox *outbox, 987 struct mlx4_cmd_info *cmd); 988 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave, 989 struct mlx4_vhcr *vhcr, 990 struct mlx4_cmd_mailbox *inbox, 991 struct mlx4_cmd_mailbox *outbox, 992 struct mlx4_cmd_info *cmd); 993 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave, 994 struct mlx4_vhcr *vhcr, 995 struct mlx4_cmd_mailbox *inbox, 996 struct mlx4_cmd_mailbox *outbox, 997 struct mlx4_cmd_info *cmd); 998 int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave, 999 struct mlx4_vhcr *vhcr, 1000 struct mlx4_cmd_mailbox *inbox, 1001 struct mlx4_cmd_mailbox *outbox, 1002 struct mlx4_cmd_info *cmd); 1003 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave, 1004 struct mlx4_vhcr *vhcr, 1005 struct mlx4_cmd_mailbox *inbox, 1006 struct mlx4_cmd_mailbox *outbox, 1007 struct mlx4_cmd_info *cmd); 1008 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, 1009 int *base, u8 flags); 1010 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt); 1011 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac); 1012 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac); 1013 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, 1014 int start_index, int npages, u64 *page_list); 1015 int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx); 1016 void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx); 1017 int mlx4_calc_vf_counters(struct mlx4_dev *dev, int slave, int port, 1018 struct mlx4_counter *data); 1019 int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn); 1020 void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn); 1021 1022 void mlx4_start_catas_poll(struct mlx4_dev *dev); 1023 void mlx4_stop_catas_poll(struct mlx4_dev *dev); 1024 int mlx4_catas_init(struct mlx4_dev *dev); 1025 void mlx4_catas_end(struct mlx4_dev *dev); 1026 int mlx4_restart_one(struct pci_dev *pdev); 1027 int mlx4_register_device(struct mlx4_dev *dev); 1028 void mlx4_unregister_device(struct mlx4_dev *dev); 1029 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, 1030 unsigned long param); 1031 1032 struct mlx4_dev_cap; 1033 struct mlx4_init_hca_param; 1034 1035 u64 mlx4_make_profile(struct mlx4_dev *dev, 1036 struct mlx4_profile *request, 1037 struct mlx4_dev_cap *dev_cap, 1038 struct mlx4_init_hca_param *init_hca); 1039 void mlx4_master_comm_channel(struct work_struct *work); 1040 void mlx4_gen_slave_eqe(struct work_struct *work); 1041 void mlx4_master_handle_slave_flr(struct work_struct *work); 1042 1043 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave, 1044 struct mlx4_vhcr *vhcr, 1045 struct mlx4_cmd_mailbox *inbox, 1046 struct mlx4_cmd_mailbox *outbox, 1047 struct mlx4_cmd_info *cmd); 1048 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave, 1049 struct mlx4_vhcr *vhcr, 1050 struct mlx4_cmd_mailbox *inbox, 1051 struct mlx4_cmd_mailbox *outbox, 1052 struct mlx4_cmd_info *cmd); 1053 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, 1054 struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, 1055 struct mlx4_cmd_mailbox *outbox, 1056 struct mlx4_cmd_info *cmd); 1057 int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave, 1058 struct mlx4_vhcr *vhcr, 1059 struct mlx4_cmd_mailbox *inbox, 1060 struct mlx4_cmd_mailbox *outbox, 1061 struct mlx4_cmd_info *cmd); 1062 int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave, 1063 struct mlx4_vhcr *vhcr, 1064 struct mlx4_cmd_mailbox *inbox, 1065 struct mlx4_cmd_mailbox *outbox, 1066 struct mlx4_cmd_info *cmd); 1067 int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave, 1068 struct mlx4_vhcr *vhcr, 1069 struct mlx4_cmd_mailbox *inbox, 1070 struct mlx4_cmd_mailbox *outbox, 1071 struct mlx4_cmd_info *cmd); 1072 int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave, 1073 struct mlx4_vhcr *vhcr, 1074 struct mlx4_cmd_mailbox *inbox, 1075 struct mlx4_cmd_mailbox *outbox, 1076 struct mlx4_cmd_info *cmd); 1077 int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave, 1078 struct mlx4_vhcr *vhcr, 1079 struct mlx4_cmd_mailbox *inbox, 1080 struct mlx4_cmd_mailbox *outbox, 1081 struct mlx4_cmd_info *cmd); 1082 int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave, 1083 struct mlx4_vhcr *vhcr, 1084 struct mlx4_cmd_mailbox *inbox, 1085 struct mlx4_cmd_mailbox *outbox, 1086 struct mlx4_cmd_info *cmd); 1087 int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave, 1088 struct mlx4_vhcr *vhcr, 1089 struct mlx4_cmd_mailbox *inbox, 1090 struct mlx4_cmd_mailbox *outbox, 1091 struct mlx4_cmd_info *cmd); 1092 int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1093 struct mlx4_vhcr *vhcr, 1094 struct mlx4_cmd_mailbox *inbox, 1095 struct mlx4_cmd_mailbox *outbox, 1096 struct mlx4_cmd_info *cmd); 1097 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1098 struct mlx4_vhcr *vhcr, 1099 struct mlx4_cmd_mailbox *inbox, 1100 struct mlx4_cmd_mailbox *outbox, 1101 struct mlx4_cmd_info *cmd); 1102 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1103 struct mlx4_vhcr *vhcr, 1104 struct mlx4_cmd_mailbox *inbox, 1105 struct mlx4_cmd_mailbox *outbox, 1106 struct mlx4_cmd_info *cmd); 1107 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1108 struct mlx4_vhcr *vhcr, 1109 struct mlx4_cmd_mailbox *inbox, 1110 struct mlx4_cmd_mailbox *outbox, 1111 struct mlx4_cmd_info *cmd); 1112 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave, 1113 struct mlx4_vhcr *vhcr, 1114 struct mlx4_cmd_mailbox *inbox, 1115 struct mlx4_cmd_mailbox *outbox, 1116 struct mlx4_cmd_info *cmd); 1117 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, 1118 struct mlx4_vhcr *vhcr, 1119 struct mlx4_cmd_mailbox *inbox, 1120 struct mlx4_cmd_mailbox *outbox, 1121 struct mlx4_cmd_info *cmd); 1122 int mlx4_INIT2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, 1123 struct mlx4_vhcr *vhcr, 1124 struct mlx4_cmd_mailbox *inbox, 1125 struct mlx4_cmd_mailbox *outbox, 1126 struct mlx4_cmd_info *cmd); 1127 int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave, 1128 struct mlx4_vhcr *vhcr, 1129 struct mlx4_cmd_mailbox *inbox, 1130 struct mlx4_cmd_mailbox *outbox, 1131 struct mlx4_cmd_info *cmd); 1132 int mlx4_RTR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1133 struct mlx4_vhcr *vhcr, 1134 struct mlx4_cmd_mailbox *inbox, 1135 struct mlx4_cmd_mailbox *outbox, 1136 struct mlx4_cmd_info *cmd); 1137 int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1138 struct mlx4_vhcr *vhcr, 1139 struct mlx4_cmd_mailbox *inbox, 1140 struct mlx4_cmd_mailbox *outbox, 1141 struct mlx4_cmd_info *cmd); 1142 int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1143 struct mlx4_vhcr *vhcr, 1144 struct mlx4_cmd_mailbox *inbox, 1145 struct mlx4_cmd_mailbox *outbox, 1146 struct mlx4_cmd_info *cmd); 1147 int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave, 1148 struct mlx4_vhcr *vhcr, 1149 struct mlx4_cmd_mailbox *inbox, 1150 struct mlx4_cmd_mailbox *outbox, 1151 struct mlx4_cmd_info *cmd); 1152 int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, 1153 struct mlx4_vhcr *vhcr, 1154 struct mlx4_cmd_mailbox *inbox, 1155 struct mlx4_cmd_mailbox *outbox, 1156 struct mlx4_cmd_info *cmd); 1157 int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, 1158 struct mlx4_vhcr *vhcr, 1159 struct mlx4_cmd_mailbox *inbox, 1160 struct mlx4_cmd_mailbox *outbox, 1161 struct mlx4_cmd_info *cmd); 1162 int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1163 struct mlx4_vhcr *vhcr, 1164 struct mlx4_cmd_mailbox *inbox, 1165 struct mlx4_cmd_mailbox *outbox, 1166 struct mlx4_cmd_info *cmd); 1167 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave, 1168 struct mlx4_vhcr *vhcr, 1169 struct mlx4_cmd_mailbox *inbox, 1170 struct mlx4_cmd_mailbox *outbox, 1171 struct mlx4_cmd_info *cmd); 1172 int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave, 1173 struct mlx4_vhcr *vhcr, 1174 struct mlx4_cmd_mailbox *inbox, 1175 struct mlx4_cmd_mailbox *outbox, 1176 struct mlx4_cmd_info *cmd); 1177 1178 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe); 1179 1180 enum { 1181 MLX4_CMD_CLEANUP_STRUCT = 1UL << 0, 1182 MLX4_CMD_CLEANUP_POOL = 1UL << 1, 1183 MLX4_CMD_CLEANUP_HCR = 1UL << 2, 1184 MLX4_CMD_CLEANUP_VHCR = 1UL << 3, 1185 MLX4_CMD_CLEANUP_ALL = (MLX4_CMD_CLEANUP_VHCR << 1) - 1 1186 }; 1187 1188 int mlx4_cmd_init(struct mlx4_dev *dev); 1189 void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask); 1190 int mlx4_multi_func_init(struct mlx4_dev *dev); 1191 int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev); 1192 void mlx4_multi_func_cleanup(struct mlx4_dev *dev); 1193 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param); 1194 int mlx4_cmd_use_events(struct mlx4_dev *dev); 1195 void mlx4_cmd_use_polling(struct mlx4_dev *dev); 1196 1197 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param, 1198 u16 op, unsigned long timeout); 1199 1200 void mlx4_cq_tasklet_cb(unsigned long data); 1201 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn); 1202 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type); 1203 1204 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type); 1205 1206 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type); 1207 1208 void mlx4_enter_error_state(struct mlx4_dev_persistent *persist); 1209 1210 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port, 1211 enum mlx4_port_type *type); 1212 void mlx4_do_sense_ports(struct mlx4_dev *dev, 1213 enum mlx4_port_type *stype, 1214 enum mlx4_port_type *defaults); 1215 void mlx4_start_sense(struct mlx4_dev *dev); 1216 void mlx4_stop_sense(struct mlx4_dev *dev); 1217 void mlx4_sense_init(struct mlx4_dev *dev); 1218 int mlx4_check_port_params(struct mlx4_dev *dev, 1219 enum mlx4_port_type *port_type); 1220 int mlx4_change_port_types(struct mlx4_dev *dev, 1221 enum mlx4_port_type *port_types); 1222 1223 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table); 1224 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table); 1225 void mlx4_init_roce_gid_table(struct mlx4_dev *dev, 1226 struct mlx4_roce_gid_table *table); 1227 void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan); 1228 int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); 1229 int mlx4_bond_vlan_table(struct mlx4_dev *dev); 1230 int mlx4_unbond_vlan_table(struct mlx4_dev *dev); 1231 int mlx4_bond_mac_table(struct mlx4_dev *dev); 1232 int mlx4_unbond_mac_table(struct mlx4_dev *dev); 1233 1234 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz); 1235 /* resource tracker functions*/ 1236 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev, 1237 enum mlx4_resource resource_type, 1238 u64 resource_id, int *slave); 1239 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id); 1240 void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave); 1241 int mlx4_init_resource_tracker(struct mlx4_dev *dev); 1242 1243 void mlx4_free_resource_tracker(struct mlx4_dev *dev, 1244 enum mlx4_res_tracker_free_type type); 1245 1246 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave, 1247 struct mlx4_vhcr *vhcr, 1248 struct mlx4_cmd_mailbox *inbox, 1249 struct mlx4_cmd_mailbox *outbox, 1250 struct mlx4_cmd_info *cmd); 1251 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave, 1252 struct mlx4_vhcr *vhcr, 1253 struct mlx4_cmd_mailbox *inbox, 1254 struct mlx4_cmd_mailbox *outbox, 1255 struct mlx4_cmd_info *cmd); 1256 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave, 1257 struct mlx4_vhcr *vhcr, 1258 struct mlx4_cmd_mailbox *inbox, 1259 struct mlx4_cmd_mailbox *outbox, 1260 struct mlx4_cmd_info *cmd); 1261 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave, 1262 struct mlx4_vhcr *vhcr, 1263 struct mlx4_cmd_mailbox *inbox, 1264 struct mlx4_cmd_mailbox *outbox, 1265 struct mlx4_cmd_info *cmd); 1266 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, 1267 struct mlx4_vhcr *vhcr, 1268 struct mlx4_cmd_mailbox *inbox, 1269 struct mlx4_cmd_mailbox *outbox, 1270 struct mlx4_cmd_info *cmd); 1271 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, 1272 struct mlx4_vhcr *vhcr, 1273 struct mlx4_cmd_mailbox *inbox, 1274 struct mlx4_cmd_mailbox *outbox, 1275 struct mlx4_cmd_info *cmd); 1276 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps); 1277 1278 int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port, 1279 int *gid_tbl_len, int *pkey_tbl_len); 1280 1281 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, 1282 struct mlx4_vhcr *vhcr, 1283 struct mlx4_cmd_mailbox *inbox, 1284 struct mlx4_cmd_mailbox *outbox, 1285 struct mlx4_cmd_info *cmd); 1286 1287 int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave, 1288 struct mlx4_vhcr *vhcr, 1289 struct mlx4_cmd_mailbox *inbox, 1290 struct mlx4_cmd_mailbox *outbox, 1291 struct mlx4_cmd_info *cmd); 1292 1293 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave, 1294 struct mlx4_vhcr *vhcr, 1295 struct mlx4_cmd_mailbox *inbox, 1296 struct mlx4_cmd_mailbox *outbox, 1297 struct mlx4_cmd_info *cmd); 1298 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], 1299 enum mlx4_protocol prot, enum mlx4_steer_type steer); 1300 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], 1301 int block_mcast_loopback, enum mlx4_protocol prot, 1302 enum mlx4_steer_type steer); 1303 int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, 1304 u8 gid[16], u8 port, 1305 int block_mcast_loopback, 1306 enum mlx4_protocol prot, u64 *reg_id); 1307 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave, 1308 struct mlx4_vhcr *vhcr, 1309 struct mlx4_cmd_mailbox *inbox, 1310 struct mlx4_cmd_mailbox *outbox, 1311 struct mlx4_cmd_info *cmd); 1312 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, 1313 struct mlx4_vhcr *vhcr, 1314 struct mlx4_cmd_mailbox *inbox, 1315 struct mlx4_cmd_mailbox *outbox, 1316 struct mlx4_cmd_info *cmd); 1317 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function, 1318 int port, void *buf); 1319 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, 1320 struct mlx4_vhcr *vhcr, 1321 struct mlx4_cmd_mailbox *inbox, 1322 struct mlx4_cmd_mailbox *outbox, 1323 struct mlx4_cmd_info *cmd); 1324 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave, 1325 struct mlx4_vhcr *vhcr, 1326 struct mlx4_cmd_mailbox *inbox, 1327 struct mlx4_cmd_mailbox *outbox, 1328 struct mlx4_cmd_info *cmd); 1329 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave, 1330 struct mlx4_vhcr *vhcr, 1331 struct mlx4_cmd_mailbox *inbox, 1332 struct mlx4_cmd_mailbox *outbox, 1333 struct mlx4_cmd_info *cmd); 1334 int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, 1335 struct mlx4_vhcr *vhcr, 1336 struct mlx4_cmd_mailbox *inbox, 1337 struct mlx4_cmd_mailbox *outbox, 1338 struct mlx4_cmd_info *cmd); 1339 int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, 1340 struct mlx4_vhcr *vhcr, 1341 struct mlx4_cmd_mailbox *inbox, 1342 struct mlx4_cmd_mailbox *outbox, 1343 struct mlx4_cmd_info *cmd); 1344 int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave, 1345 struct mlx4_vhcr *vhcr, 1346 struct mlx4_cmd_mailbox *inbox, 1347 struct mlx4_cmd_mailbox *outbox, 1348 struct mlx4_cmd_info *cmd); 1349 1350 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev); 1351 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); 1352 1353 static inline void set_param_l(u64 *arg, u32 val) 1354 { 1355 *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; 1356 } 1357 1358 static inline void set_param_h(u64 *arg, u32 val) 1359 { 1360 *arg = (*arg & 0xffffffff) | ((u64) val << 32); 1361 } 1362 1363 static inline u32 get_param_l(u64 *arg) 1364 { 1365 return (u32) (*arg & 0xffffffff); 1366 } 1367 1368 static inline u32 get_param_h(u64 *arg) 1369 { 1370 return (u32)(*arg >> 32); 1371 } 1372 1373 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev) 1374 { 1375 return &mlx4_priv(dev)->mfunc.master.res_tracker.lock; 1376 } 1377 1378 #define NOT_MASKED_PD_BITS 17 1379 1380 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work); 1381 1382 void mlx4_init_quotas(struct mlx4_dev *dev); 1383 1384 /* for VFs, replace zero MACs with randomly-generated MACs at driver start */ 1385 void mlx4_replace_zero_macs(struct mlx4_dev *dev); 1386 int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port); 1387 /* Returns the VF index of slave */ 1388 int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave); 1389 int mlx4_config_mad_demux(struct mlx4_dev *dev); 1390 int mlx4_do_bond(struct mlx4_dev *dev, bool enable); 1391 int mlx4_bond_fs_rules(struct mlx4_dev *dev); 1392 int mlx4_unbond_fs_rules(struct mlx4_dev *dev); 1393 1394 enum mlx4_zone_flags { 1395 MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO = 1UL << 0, 1396 MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO = 1UL << 1, 1397 MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO = 1UL << 2, 1398 MLX4_ZONE_USE_RR = 1UL << 3, 1399 }; 1400 1401 enum mlx4_zone_alloc_flags { 1402 /* No two objects could overlap between zones. UID 1403 * could be left unused. If this flag is given and 1404 * two overlapped zones are used, an object will be free'd 1405 * from the smallest possible matching zone. 1406 */ 1407 MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP = 1UL << 0, 1408 }; 1409 1410 struct mlx4_zone_allocator; 1411 1412 /* Create a new zone allocator */ 1413 struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags); 1414 1415 /* Attach a mlx4_bitmap <bitmap> of priority <priority> to the zone allocator 1416 * <zone_alloc>. Allocating an object from this zone adds an offset <offset>. 1417 * Similarly, when searching for an object to free, this offset it taken into 1418 * account. The use_rr mlx4_ib parameter for allocating objects from this <bitmap> 1419 * is given through the MLX4_ZONE_USE_RR flag in <flags>. 1420 * When an allocation fails, <zone_alloc> tries to allocate from other zones 1421 * according to the policy set by <flags>. <puid> is the unique identifier 1422 * received to this zone. 1423 */ 1424 int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc, 1425 struct mlx4_bitmap *bitmap, 1426 u32 flags, 1427 int priority, 1428 int offset, 1429 u32 *puid); 1430 1431 /* Remove bitmap indicated by <uid> from <zone_alloc> */ 1432 int mlx4_zone_remove_one(struct mlx4_zone_allocator *zone_alloc, u32 uid); 1433 1434 /* Delete the zone allocator <zone_alloc. This function doesn't destroy 1435 * the attached bitmaps. 1436 */ 1437 void mlx4_zone_allocator_destroy(struct mlx4_zone_allocator *zone_alloc); 1438 1439 /* Allocate <count> objects with align <align> and skip_mask <skip_mask> 1440 * from the mlx4_bitmap whose uid is <uid>. The bitmap which we actually 1441 * allocated from is returned in <puid>. If the allocation fails, a negative 1442 * number is returned. Otherwise, the offset of the first object is returned. 1443 */ 1444 u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count, 1445 int align, u32 skip_mask, u32 *puid); 1446 1447 /* Free <count> objects, start from <obj> of the uid <uid> from zone_allocator 1448 * <zones>. 1449 */ 1450 u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones, 1451 u32 uid, u32 obj, u32 count); 1452 1453 /* If <zones> was allocated with MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP, instead of 1454 * specifying the uid when freeing an object, zone allocator could figure it by 1455 * itself. Other parameters are similar to mlx4_zone_free. 1456 */ 1457 u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count); 1458 1459 /* Returns a pointer to mlx4_bitmap that was attached to <zones> with <uid> */ 1460 struct mlx4_bitmap *mlx4_zone_get_bitmap(struct mlx4_zone_allocator *zones, u32 uid); 1461 1462 #endif /* MLX4_H */ 1463