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 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/interrupt.h> 47 #include <linux/spinlock.h> 48 #include <net/devlink.h> 49 #include <linux/rwsem.h> 50 51 #include <linux/mlx4/device.h> 52 #include <linux/mlx4/driver.h> 53 #include <linux/mlx4/doorbell.h> 54 #include <linux/mlx4/cmd.h> 55 #include "fw_qos.h" 56 57 #define DRV_NAME "mlx4_core" 58 #define DRV_VERSION "4.0-0" 59 #define DRV_NAME_FOR_FW "Linux," DRV_NAME "," DRV_VERSION 60 61 #define MLX4_FS_UDP_UC_EN (1 << 1) 62 #define MLX4_FS_TCP_UC_EN (1 << 2) 63 #define MLX4_FS_NUM_OF_L2_ADDR 8 64 #define MLX4_FS_MGM_LOG_ENTRY_SIZE 7 65 #define MLX4_FS_NUM_MCG (1 << 17) 66 67 #define INIT_HCA_TPT_MW_ENABLE (1 << 7) 68 69 #define MLX4_QUERY_IF_STAT_RESET BIT(31) 70 71 enum { 72 MLX4_HCR_BASE = 0x80680, 73 MLX4_HCR_SIZE = 0x0001c, 74 MLX4_CLR_INT_SIZE = 0x00008, 75 MLX4_SLAVE_COMM_BASE = 0x0, 76 MLX4_COMM_PAGESIZE = 0x1000, 77 MLX4_CLOCK_SIZE = 0x00008, 78 MLX4_COMM_CHAN_CAPS = 0x8, 79 MLX4_COMM_CHAN_FLAGS = 0xc 80 }; 81 82 enum { 83 MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10, 84 MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7, 85 MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12, 86 MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2), 87 }; 88 89 enum { 90 MLX4_NUM_PDS = 1 << 15 91 }; 92 93 enum { 94 MLX4_CMPT_TYPE_QP = 0, 95 MLX4_CMPT_TYPE_SRQ = 1, 96 MLX4_CMPT_TYPE_CQ = 2, 97 MLX4_CMPT_TYPE_EQ = 3, 98 MLX4_CMPT_NUM_TYPE 99 }; 100 101 enum { 102 MLX4_CMPT_SHIFT = 24, 103 MLX4_NUM_CMPTS = MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT 104 }; 105 106 enum mlx4_mpt_state { 107 MLX4_MPT_DISABLED = 0, 108 MLX4_MPT_EN_HW, 109 MLX4_MPT_EN_SW 110 }; 111 112 #define MLX4_COMM_TIME 10000 113 #define MLX4_COMM_OFFLINE_TIME_OUT 30000 114 #define MLX4_COMM_CMD_NA_OP 0x0 115 116 117 enum { 118 MLX4_COMM_CMD_RESET, 119 MLX4_COMM_CMD_VHCR0, 120 MLX4_COMM_CMD_VHCR1, 121 MLX4_COMM_CMD_VHCR2, 122 MLX4_COMM_CMD_VHCR_EN, 123 MLX4_COMM_CMD_VHCR_POST, 124 MLX4_COMM_CMD_FLR = 254 125 }; 126 127 enum { 128 MLX4_VF_SMI_DISABLED, 129 MLX4_VF_SMI_ENABLED 130 }; 131 132 /*The flag indicates that the slave should delay the RESET cmd*/ 133 #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb 134 /*indicates how many retries will be done if we are in the middle of FLR*/ 135 #define NUM_OF_RESET_RETRIES 10 136 #define SLEEP_TIME_IN_RESET (2 * 1000) 137 enum mlx4_resource { 138 RES_QP, 139 RES_CQ, 140 RES_SRQ, 141 RES_XRCD, 142 RES_MPT, 143 RES_MTT, 144 RES_MAC, 145 RES_VLAN, 146 RES_NPORT_ID, 147 RES_COUNTER, 148 RES_FS_RULE, 149 RES_EQ, 150 MLX4_NUM_OF_RESOURCE_TYPE 151 }; 152 153 enum mlx4_alloc_mode { 154 RES_OP_RESERVE, 155 RES_OP_RESERVE_AND_MAP, 156 RES_OP_MAP_ICM, 157 }; 158 159 enum mlx4_res_tracker_free_type { 160 RES_TR_FREE_ALL, 161 RES_TR_FREE_SLAVES_ONLY, 162 RES_TR_FREE_STRUCTS_ONLY, 163 }; 164 165 /* 166 *Virtual HCR structures. 167 * mlx4_vhcr is the sw representation, in machine endianness 168 * 169 * mlx4_vhcr_cmd is the formalized structure, the one that is passed 170 * to FW to go through communication channel. 171 * It is big endian, and has the same structure as the physical HCR 172 * used by command interface 173 */ 174 struct mlx4_vhcr { 175 u64 in_param; 176 u64 out_param; 177 u32 in_modifier; 178 u32 errno; 179 u16 op; 180 u16 token; 181 u8 op_modifier; 182 u8 e_bit; 183 }; 184 185 struct mlx4_vhcr_cmd { 186 __be64 in_param; 187 __be32 in_modifier; 188 u32 reserved1; 189 __be64 out_param; 190 __be16 token; 191 u16 reserved; 192 u8 status; 193 u8 flags; 194 __be16 opcode; 195 }; 196 197 struct mlx4_cmd_info { 198 u16 opcode; 199 bool has_inbox; 200 bool has_outbox; 201 bool out_is_imm; 202 bool encode_slave_id; 203 int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, 204 struct mlx4_cmd_mailbox *inbox); 205 int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, 206 struct mlx4_cmd_mailbox *inbox, 207 struct mlx4_cmd_mailbox *outbox, 208 struct mlx4_cmd_info *cmd); 209 }; 210 211 #ifdef CONFIG_MLX4_DEBUG 212 extern int mlx4_debug_level; 213 #else /* CONFIG_MLX4_DEBUG */ 214 #define mlx4_debug_level (0) 215 #endif /* CONFIG_MLX4_DEBUG */ 216 217 #define mlx4_dbg(mdev, format, ...) \ 218 do { \ 219 if (mlx4_debug_level) \ 220 dev_printk(KERN_DEBUG, \ 221 &(mdev)->persist->pdev->dev, format, \ 222 ##__VA_ARGS__); \ 223 } while (0) 224 225 #define mlx4_err(mdev, format, ...) \ 226 dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 227 #define mlx4_info(mdev, format, ...) \ 228 dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 229 #define mlx4_warn(mdev, format, ...) \ 230 dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) 231 232 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_tasklet { 384 struct list_head list; 385 struct list_head process_list; 386 struct tasklet_struct task; 387 /* lock on completion tasklet list */ 388 spinlock_t lock; 389 }; 390 391 struct mlx4_eq { 392 struct mlx4_dev *dev; 393 void __iomem *doorbell; 394 int eqn; 395 u32 cons_index; 396 u16 irq; 397 u16 have_irq; 398 int nent; 399 struct mlx4_buf_list *page_list; 400 struct mlx4_mtt mtt; 401 struct mlx4_eq_tasklet tasklet_ctx; 402 struct mlx4_active_ports actv_ports; 403 u32 ref_count; 404 cpumask_var_t affinity_mask; 405 }; 406 407 struct mlx4_slave_eqe { 408 u8 type; 409 u8 port; 410 u32 param; 411 }; 412 413 struct mlx4_slave_event_eq_info { 414 int eqn; 415 u16 token; 416 }; 417 418 struct mlx4_profile { 419 int num_qp; 420 int rdmarc_per_qp; 421 int num_srq; 422 int num_cq; 423 int num_mcg; 424 int num_mpt; 425 unsigned num_mtt; 426 }; 427 428 struct mlx4_fw { 429 u64 clr_int_base; 430 u64 catas_offset; 431 u64 comm_base; 432 u64 clock_offset; 433 struct mlx4_icm *fw_icm; 434 struct mlx4_icm *aux_icm; 435 u32 catas_size; 436 u16 fw_pages; 437 u8 clr_int_bar; 438 u8 catas_bar; 439 u8 comm_bar; 440 u8 clock_bar; 441 }; 442 443 struct mlx4_comm { 444 u32 slave_write; 445 u32 slave_read; 446 }; 447 448 enum { 449 MLX4_MCAST_CONFIG = 0, 450 MLX4_MCAST_DISABLE = 1, 451 MLX4_MCAST_ENABLE = 2, 452 }; 453 454 #define VLAN_FLTR_SIZE 128 455 456 struct mlx4_vlan_fltr { 457 __be32 entry[VLAN_FLTR_SIZE]; 458 }; 459 460 struct mlx4_mcast_entry { 461 struct list_head list; 462 u64 addr; 463 }; 464 465 struct mlx4_promisc_qp { 466 struct list_head list; 467 u32 qpn; 468 }; 469 470 struct mlx4_steer_index { 471 struct list_head list; 472 unsigned int index; 473 struct list_head duplicates; 474 }; 475 476 #define MLX4_EVENT_TYPES_NUM 64 477 478 struct mlx4_slave_state { 479 u8 comm_toggle; 480 u8 last_cmd; 481 u8 init_port_mask; 482 bool active; 483 bool old_vlan_api; 484 bool vst_qinq_supported; 485 u8 function; 486 dma_addr_t vhcr_dma; 487 u16 user_mtu[MLX4_MAX_PORTS + 1]; 488 u16 mtu[MLX4_MAX_PORTS + 1]; 489 __be32 ib_cap_mask[MLX4_MAX_PORTS + 1]; 490 struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES]; 491 struct list_head mcast_filters[MLX4_MAX_PORTS + 1]; 492 struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1]; 493 /* event type to eq number lookup */ 494 struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM]; 495 u16 eq_pi; 496 u16 eq_ci; 497 spinlock_t lock; 498 /*initialized via the kzalloc*/ 499 u8 is_slave_going_down; 500 u32 cookie; 501 enum slave_port_state port_state[MLX4_MAX_PORTS + 1]; 502 }; 503 504 #define MLX4_VGT 4095 505 #define NO_INDX (-1) 506 507 struct mlx4_vport_state { 508 u64 mac; 509 u16 default_vlan; 510 u8 default_qos; 511 __be16 vlan_proto; 512 u32 tx_rate; 513 bool spoofchk; 514 u32 link_state; 515 u8 qos_vport; 516 __be64 guid; 517 }; 518 519 struct mlx4_vf_admin_state { 520 struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1]; 521 u8 enable_smi[MLX4_MAX_PORTS + 1]; 522 }; 523 524 struct mlx4_vport_oper_state { 525 struct mlx4_vport_state state; 526 int mac_idx; 527 int vlan_idx; 528 }; 529 530 struct mlx4_vf_oper_state { 531 struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1]; 532 u8 smi_enabled[MLX4_MAX_PORTS + 1]; 533 }; 534 535 struct slave_list { 536 struct mutex mutex; 537 struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE]; 538 }; 539 540 struct resource_allocator { 541 spinlock_t alloc_lock; /* protect quotas */ 542 union { 543 unsigned int res_reserved; 544 unsigned int res_port_rsvd[MLX4_MAX_PORTS]; 545 }; 546 union { 547 int res_free; 548 int res_port_free[MLX4_MAX_PORTS]; 549 }; 550 int *quota; 551 int *allocated; 552 int *guaranteed; 553 }; 554 555 struct mlx4_resource_tracker { 556 spinlock_t lock; 557 /* tree for each resources */ 558 struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE]; 559 /* num_of_slave's lists, one per slave */ 560 struct slave_list *slave_list; 561 struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE]; 562 }; 563 564 #define SLAVE_EVENT_EQ_SIZE 128 565 struct mlx4_slave_event_eq { 566 u32 eqn; 567 u32 cons; 568 u32 prod; 569 spinlock_t event_lock; 570 struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE]; 571 }; 572 573 struct mlx4_qos_manager { 574 int num_of_qos_vfs; 575 DECLARE_BITMAP(priority_bm, MLX4_NUM_UP); 576 }; 577 578 struct mlx4_master_qp0_state { 579 int proxy_qp0_active; 580 int qp0_active; 581 int port_active; 582 }; 583 584 struct mlx4_mfunc_master_ctx { 585 struct mlx4_slave_state *slave_state; 586 struct mlx4_vf_admin_state *vf_admin; 587 struct mlx4_vf_oper_state *vf_oper; 588 struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1]; 589 int init_port_ref[MLX4_MAX_PORTS + 1]; 590 u16 max_mtu[MLX4_MAX_PORTS + 1]; 591 u16 max_user_mtu[MLX4_MAX_PORTS + 1]; 592 u8 pptx; 593 u8 pprx; 594 int disable_mcast_ref[MLX4_MAX_PORTS + 1]; 595 struct mlx4_resource_tracker res_tracker; 596 struct workqueue_struct *comm_wq; 597 struct work_struct comm_work; 598 struct work_struct slave_event_work; 599 struct work_struct slave_flr_event_work; 600 spinlock_t slave_state_lock; 601 __be32 comm_arm_bit_vector[4]; 602 struct mlx4_eqe cmd_eqe; 603 struct mlx4_slave_event_eq slave_eq; 604 struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX]; 605 struct mlx4_qos_manager qos_ctl[MLX4_MAX_PORTS + 1]; 606 }; 607 608 struct mlx4_mfunc { 609 struct mlx4_comm __iomem *comm; 610 struct mlx4_vhcr_cmd *vhcr; 611 dma_addr_t vhcr_dma; 612 613 struct mlx4_mfunc_master_ctx master; 614 }; 615 616 #define MGM_QPN_MASK 0x00FFFFFF 617 #define MGM_BLCK_LB_BIT 30 618 619 struct mlx4_mgm { 620 __be32 next_gid_index; 621 __be32 members_count; 622 u32 reserved[2]; 623 u8 gid[16]; 624 __be32 qp[MLX4_MAX_QP_PER_MGM]; 625 }; 626 627 struct mlx4_cmd { 628 struct dma_pool *pool; 629 void __iomem *hcr; 630 struct mutex slave_cmd_mutex; 631 struct semaphore poll_sem; 632 struct semaphore event_sem; 633 struct rw_semaphore switch_sem; 634 int max_cmds; 635 spinlock_t context_lock; 636 int free_head; 637 struct mlx4_cmd_context *context; 638 u16 token_mask; 639 u8 use_events; 640 u8 toggle; 641 u8 comm_toggle; 642 u8 initialized; 643 }; 644 645 enum { 646 MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0, 647 MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1, 648 MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2, 649 }; 650 struct mlx4_vf_immed_vlan_work { 651 struct work_struct work; 652 struct mlx4_priv *priv; 653 int flags; 654 int slave; 655 int vlan_ix; 656 int orig_vlan_ix; 657 u8 port; 658 u8 qos; 659 u8 qos_vport; 660 u16 vlan_id; 661 u16 orig_vlan_id; 662 __be16 vlan_proto; 663 }; 664 665 666 struct mlx4_uar_table { 667 struct mlx4_bitmap bitmap; 668 }; 669 670 struct mlx4_mr_table { 671 struct mlx4_bitmap mpt_bitmap; 672 struct mlx4_buddy mtt_buddy; 673 u64 mtt_base; 674 u64 mpt_base; 675 struct mlx4_icm_table mtt_table; 676 struct mlx4_icm_table dmpt_table; 677 }; 678 679 struct mlx4_cq_table { 680 struct mlx4_bitmap bitmap; 681 spinlock_t lock; 682 struct radix_tree_root tree; 683 struct mlx4_icm_table table; 684 struct mlx4_icm_table cmpt_table; 685 }; 686 687 struct mlx4_eq_table { 688 struct mlx4_bitmap bitmap; 689 char *irq_names; 690 void __iomem *clr_int; 691 void __iomem **uar_map; 692 u32 clr_mask; 693 struct mlx4_eq *eq; 694 struct mlx4_icm_table table; 695 struct mlx4_icm_table cmpt_table; 696 int have_irq; 697 u8 inta_pin; 698 }; 699 700 struct mlx4_srq_table { 701 struct mlx4_bitmap bitmap; 702 spinlock_t lock; 703 struct radix_tree_root tree; 704 struct mlx4_icm_table table; 705 struct mlx4_icm_table cmpt_table; 706 }; 707 708 enum mlx4_qp_table_zones { 709 MLX4_QP_TABLE_ZONE_GENERAL, 710 MLX4_QP_TABLE_ZONE_RSS, 711 MLX4_QP_TABLE_ZONE_RAW_ETH, 712 MLX4_QP_TABLE_ZONE_NUM 713 }; 714 715 struct mlx4_qp_table { 716 struct mlx4_bitmap *bitmap_gen; 717 struct mlx4_zone_allocator *zones; 718 u32 zones_uids[MLX4_QP_TABLE_ZONE_NUM]; 719 u32 rdmarc_base; 720 int rdmarc_shift; 721 spinlock_t lock; 722 struct mlx4_icm_table qp_table; 723 struct mlx4_icm_table auxc_table; 724 struct mlx4_icm_table altc_table; 725 struct mlx4_icm_table rdmarc_table; 726 struct mlx4_icm_table cmpt_table; 727 }; 728 729 struct mlx4_mcg_table { 730 struct mutex mutex; 731 struct mlx4_bitmap bitmap; 732 struct mlx4_icm_table table; 733 }; 734 735 struct mlx4_catas_err { 736 u32 __iomem *map; 737 struct timer_list timer; 738 struct list_head list; 739 }; 740 741 #define MLX4_MAX_MAC_NUM 128 742 #define MLX4_MAC_TABLE_SIZE (MLX4_MAX_MAC_NUM << 3) 743 744 struct mlx4_mac_table { 745 __be64 entries[MLX4_MAX_MAC_NUM]; 746 int refs[MLX4_MAX_MAC_NUM]; 747 bool is_dup[MLX4_MAX_MAC_NUM]; 748 struct mutex mutex; 749 int total; 750 int max; 751 }; 752 753 #define MLX4_ROCE_GID_ENTRY_SIZE 16 754 755 struct mlx4_roce_gid_entry { 756 u8 raw[MLX4_ROCE_GID_ENTRY_SIZE]; 757 }; 758 759 struct mlx4_roce_gid_table { 760 struct mlx4_roce_gid_entry roce_gids[MLX4_ROCE_MAX_GIDS]; 761 struct mutex mutex; 762 }; 763 764 #define MLX4_MAX_VLAN_NUM 128 765 #define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2) 766 767 struct mlx4_vlan_table { 768 __be32 entries[MLX4_MAX_VLAN_NUM]; 769 int refs[MLX4_MAX_VLAN_NUM]; 770 int is_dup[MLX4_MAX_VLAN_NUM]; 771 struct mutex mutex; 772 int total; 773 int max; 774 }; 775 776 #define SET_PORT_GEN_ALL_VALID (MLX4_FLAG_V_MTU_MASK | \ 777 MLX4_FLAG_V_PPRX_MASK | \ 778 MLX4_FLAG_V_PPTX_MASK) 779 #define SET_PORT_PROMISC_SHIFT 31 780 #define SET_PORT_MC_PROMISC_SHIFT 30 781 782 enum { 783 MCAST_DIRECT_ONLY = 0, 784 MCAST_DIRECT = 1, 785 MCAST_DEFAULT = 2 786 }; 787 788 789 struct mlx4_set_port_general_context { 790 u16 reserved1; 791 u8 flags2; 792 u8 flags; 793 union { 794 u8 ignore_fcs; 795 u8 roce_mode; 796 }; 797 u8 reserved2; 798 __be16 mtu; 799 u8 pptx; 800 u8 pfctx; 801 u16 reserved3; 802 u8 pprx; 803 u8 pfcrx; 804 u16 reserved4; 805 u32 reserved5; 806 u8 phv_en; 807 u8 reserved6[5]; 808 __be16 user_mtu; 809 u16 reserved7; 810 u8 user_mac[6]; 811 }; 812 813 struct mlx4_set_port_rqp_calc_context { 814 __be32 base_qpn; 815 u8 rererved; 816 u8 n_mac; 817 u8 n_vlan; 818 u8 n_prio; 819 u8 reserved2[3]; 820 u8 mac_miss; 821 u8 intra_no_vlan; 822 u8 no_vlan; 823 u8 intra_vlan_miss; 824 u8 vlan_miss; 825 u8 reserved3[3]; 826 u8 no_vlan_prio; 827 __be32 promisc; 828 __be32 mcast; 829 }; 830 831 struct mlx4_port_info { 832 struct mlx4_dev *dev; 833 int port; 834 char dev_name[16]; 835 struct device_attribute port_attr; 836 enum mlx4_port_type tmp_type; 837 char dev_mtu_name[16]; 838 struct device_attribute port_mtu_attr; 839 struct mlx4_mac_table mac_table; 840 struct mlx4_vlan_table vlan_table; 841 struct mlx4_roce_gid_table gid_table; 842 int base_qpn; 843 struct cpu_rmap *rmap; 844 struct devlink_port devlink_port; 845 }; 846 847 struct mlx4_sense { 848 struct mlx4_dev *dev; 849 u8 do_sense_port[MLX4_MAX_PORTS + 1]; 850 u8 sense_allowed[MLX4_MAX_PORTS + 1]; 851 struct delayed_work sense_poll; 852 }; 853 854 struct mlx4_msix_ctl { 855 DECLARE_BITMAP(pool_bm, MAX_MSIX); 856 struct mutex pool_lock; 857 }; 858 859 struct mlx4_steer { 860 struct list_head promisc_qps[MLX4_NUM_STEERS]; 861 struct list_head steer_entries[MLX4_NUM_STEERS]; 862 }; 863 864 enum { 865 MLX4_PCI_DEV_IS_VF = 1 << 0, 866 MLX4_PCI_DEV_FORCE_SENSE_PORT = 1 << 1, 867 }; 868 869 enum { 870 MLX4_NO_RR = 0, 871 MLX4_USE_RR = 1, 872 }; 873 874 struct mlx4_priv { 875 struct mlx4_dev dev; 876 877 struct list_head dev_list; 878 struct list_head ctx_list; 879 spinlock_t ctx_lock; 880 881 int pci_dev_data; 882 int removed; 883 884 struct list_head pgdir_list; 885 struct mutex pgdir_mutex; 886 887 struct mlx4_fw fw; 888 struct mlx4_cmd cmd; 889 struct mlx4_mfunc mfunc; 890 891 struct mlx4_bitmap pd_bitmap; 892 struct mlx4_bitmap xrcd_bitmap; 893 struct mlx4_uar_table uar_table; 894 struct mlx4_mr_table mr_table; 895 struct mlx4_cq_table cq_table; 896 struct mlx4_eq_table eq_table; 897 struct mlx4_srq_table srq_table; 898 struct mlx4_qp_table qp_table; 899 struct mlx4_mcg_table mcg_table; 900 struct mlx4_bitmap counters_bitmap; 901 int def_counter[MLX4_MAX_PORTS]; 902 903 struct mlx4_catas_err catas_err; 904 905 void __iomem *clr_base; 906 907 struct mlx4_uar driver_uar; 908 void __iomem *kar; 909 struct mlx4_port_info port[MLX4_MAX_PORTS + 1]; 910 struct mlx4_sense sense; 911 struct mutex port_mutex; 912 struct mlx4_msix_ctl msix_ctl; 913 struct mlx4_steer *steer; 914 struct list_head bf_list; 915 struct mutex bf_mutex; 916 struct io_mapping *bf_mapping; 917 void __iomem *clock_mapping; 918 int reserved_mtts; 919 int fs_hash_mode; 920 u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS]; 921 struct mlx4_port_map v2p; /* cached port mapping configuration */ 922 struct mutex bond_mutex; /* for bond mode */ 923 __be64 slave_node_guids[MLX4_MFUNC_MAX]; 924 925 atomic_t opreq_count; 926 struct work_struct opreq_task; 927 }; 928 929 static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev) 930 { 931 return container_of(dev, struct mlx4_priv, dev); 932 } 933 934 #define MLX4_SENSE_RANGE (HZ * 3) 935 936 extern struct workqueue_struct *mlx4_wq; 937 938 u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap); 939 void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr); 940 u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, 941 int align, u32 skip_mask); 942 void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt, 943 int use_rr); 944 u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap); 945 int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask, 946 u32 reserved_bot, u32 resetrved_top); 947 void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap); 948 949 int mlx4_reset(struct mlx4_dev *dev); 950 951 int mlx4_alloc_eq_table(struct mlx4_dev *dev); 952 void mlx4_free_eq_table(struct mlx4_dev *dev); 953 954 int mlx4_init_pd_table(struct mlx4_dev *dev); 955 int mlx4_init_xrcd_table(struct mlx4_dev *dev); 956 int mlx4_init_uar_table(struct mlx4_dev *dev); 957 int mlx4_init_mr_table(struct mlx4_dev *dev); 958 int mlx4_init_eq_table(struct mlx4_dev *dev); 959 int mlx4_init_cq_table(struct mlx4_dev *dev); 960 int mlx4_init_qp_table(struct mlx4_dev *dev); 961 int mlx4_init_srq_table(struct mlx4_dev *dev); 962 int mlx4_init_mcg_table(struct mlx4_dev *dev); 963 964 void mlx4_cleanup_pd_table(struct mlx4_dev *dev); 965 void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev); 966 void mlx4_cleanup_uar_table(struct mlx4_dev *dev); 967 void mlx4_cleanup_mr_table(struct mlx4_dev *dev); 968 void mlx4_cleanup_eq_table(struct mlx4_dev *dev); 969 void mlx4_cleanup_cq_table(struct mlx4_dev *dev); 970 void mlx4_cleanup_qp_table(struct mlx4_dev *dev); 971 void mlx4_cleanup_srq_table(struct mlx4_dev *dev); 972 void mlx4_cleanup_mcg_table(struct mlx4_dev *dev); 973 int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn); 974 void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn); 975 int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn); 976 void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn); 977 int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn); 978 void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn); 979 int __mlx4_mpt_reserve(struct mlx4_dev *dev); 980 void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index); 981 int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index); 982 void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index); 983 u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order); 984 void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order); 985 986 int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave, 987 struct mlx4_vhcr *vhcr, 988 struct mlx4_cmd_mailbox *inbox, 989 struct mlx4_cmd_mailbox *outbox, 990 struct mlx4_cmd_info *cmd); 991 int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave, 992 struct mlx4_vhcr *vhcr, 993 struct mlx4_cmd_mailbox *inbox, 994 struct mlx4_cmd_mailbox *outbox, 995 struct mlx4_cmd_info *cmd); 996 int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave, 997 struct mlx4_vhcr *vhcr, 998 struct mlx4_cmd_mailbox *inbox, 999 struct mlx4_cmd_mailbox *outbox, 1000 struct mlx4_cmd_info *cmd); 1001 int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave, 1002 struct mlx4_vhcr *vhcr, 1003 struct mlx4_cmd_mailbox *inbox, 1004 struct mlx4_cmd_mailbox *outbox, 1005 struct mlx4_cmd_info *cmd); 1006 int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave, 1007 struct mlx4_vhcr *vhcr, 1008 struct mlx4_cmd_mailbox *inbox, 1009 struct mlx4_cmd_mailbox *outbox, 1010 struct mlx4_cmd_info *cmd); 1011 int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave, 1012 struct mlx4_vhcr *vhcr, 1013 struct mlx4_cmd_mailbox *inbox, 1014 struct mlx4_cmd_mailbox *outbox, 1015 struct mlx4_cmd_info *cmd); 1016 int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave, 1017 struct mlx4_vhcr *vhcr, 1018 struct mlx4_cmd_mailbox *inbox, 1019 struct mlx4_cmd_mailbox *outbox, 1020 struct mlx4_cmd_info *cmd); 1021 int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave, 1022 struct mlx4_vhcr *vhcr, 1023 struct mlx4_cmd_mailbox *inbox, 1024 struct mlx4_cmd_mailbox *outbox, 1025 struct mlx4_cmd_info *cmd); 1026 int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, 1027 int *base, u8 flags); 1028 void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt); 1029 int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac); 1030 void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac); 1031 int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, 1032 int start_index, int npages, u64 *page_list); 1033 int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx); 1034 void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx); 1035 int mlx4_calc_vf_counters(struct mlx4_dev *dev, int slave, int port, 1036 struct mlx4_counter *data); 1037 int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn); 1038 void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn); 1039 1040 void mlx4_start_catas_poll(struct mlx4_dev *dev); 1041 void mlx4_stop_catas_poll(struct mlx4_dev *dev); 1042 int mlx4_catas_init(struct mlx4_dev *dev); 1043 void mlx4_catas_end(struct mlx4_dev *dev); 1044 int mlx4_crdump_init(struct mlx4_dev *dev); 1045 void mlx4_crdump_end(struct mlx4_dev *dev); 1046 int mlx4_restart_one(struct pci_dev *pdev, bool reload, 1047 struct devlink *devlink); 1048 int mlx4_register_device(struct mlx4_dev *dev); 1049 void mlx4_unregister_device(struct mlx4_dev *dev); 1050 void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, 1051 unsigned long param); 1052 1053 struct mlx4_dev_cap; 1054 struct mlx4_init_hca_param; 1055 1056 u64 mlx4_make_profile(struct mlx4_dev *dev, 1057 struct mlx4_profile *request, 1058 struct mlx4_dev_cap *dev_cap, 1059 struct mlx4_init_hca_param *init_hca); 1060 void mlx4_master_comm_channel(struct work_struct *work); 1061 void mlx4_gen_slave_eqe(struct work_struct *work); 1062 void mlx4_master_handle_slave_flr(struct work_struct *work); 1063 1064 int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave, 1065 struct mlx4_vhcr *vhcr, 1066 struct mlx4_cmd_mailbox *inbox, 1067 struct mlx4_cmd_mailbox *outbox, 1068 struct mlx4_cmd_info *cmd); 1069 int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave, 1070 struct mlx4_vhcr *vhcr, 1071 struct mlx4_cmd_mailbox *inbox, 1072 struct mlx4_cmd_mailbox *outbox, 1073 struct mlx4_cmd_info *cmd); 1074 int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, 1075 struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, 1076 struct mlx4_cmd_mailbox *outbox, 1077 struct mlx4_cmd_info *cmd); 1078 int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave, 1079 struct mlx4_vhcr *vhcr, 1080 struct mlx4_cmd_mailbox *inbox, 1081 struct mlx4_cmd_mailbox *outbox, 1082 struct mlx4_cmd_info *cmd); 1083 int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave, 1084 struct mlx4_vhcr *vhcr, 1085 struct mlx4_cmd_mailbox *inbox, 1086 struct mlx4_cmd_mailbox *outbox, 1087 struct mlx4_cmd_info *cmd); 1088 int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave, 1089 struct mlx4_vhcr *vhcr, 1090 struct mlx4_cmd_mailbox *inbox, 1091 struct mlx4_cmd_mailbox *outbox, 1092 struct mlx4_cmd_info *cmd); 1093 int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave, 1094 struct mlx4_vhcr *vhcr, 1095 struct mlx4_cmd_mailbox *inbox, 1096 struct mlx4_cmd_mailbox *outbox, 1097 struct mlx4_cmd_info *cmd); 1098 int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave, 1099 struct mlx4_vhcr *vhcr, 1100 struct mlx4_cmd_mailbox *inbox, 1101 struct mlx4_cmd_mailbox *outbox, 1102 struct mlx4_cmd_info *cmd); 1103 int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave, 1104 struct mlx4_vhcr *vhcr, 1105 struct mlx4_cmd_mailbox *inbox, 1106 struct mlx4_cmd_mailbox *outbox, 1107 struct mlx4_cmd_info *cmd); 1108 int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave, 1109 struct mlx4_vhcr *vhcr, 1110 struct mlx4_cmd_mailbox *inbox, 1111 struct mlx4_cmd_mailbox *outbox, 1112 struct mlx4_cmd_info *cmd); 1113 int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1114 struct mlx4_vhcr *vhcr, 1115 struct mlx4_cmd_mailbox *inbox, 1116 struct mlx4_cmd_mailbox *outbox, 1117 struct mlx4_cmd_info *cmd); 1118 int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1119 struct mlx4_vhcr *vhcr, 1120 struct mlx4_cmd_mailbox *inbox, 1121 struct mlx4_cmd_mailbox *outbox, 1122 struct mlx4_cmd_info *cmd); 1123 int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1124 struct mlx4_vhcr *vhcr, 1125 struct mlx4_cmd_mailbox *inbox, 1126 struct mlx4_cmd_mailbox *outbox, 1127 struct mlx4_cmd_info *cmd); 1128 int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave, 1129 struct mlx4_vhcr *vhcr, 1130 struct mlx4_cmd_mailbox *inbox, 1131 struct mlx4_cmd_mailbox *outbox, 1132 struct mlx4_cmd_info *cmd); 1133 int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave, 1134 struct mlx4_vhcr *vhcr, 1135 struct mlx4_cmd_mailbox *inbox, 1136 struct mlx4_cmd_mailbox *outbox, 1137 struct mlx4_cmd_info *cmd); 1138 int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, 1139 struct mlx4_vhcr *vhcr, 1140 struct mlx4_cmd_mailbox *inbox, 1141 struct mlx4_cmd_mailbox *outbox, 1142 struct mlx4_cmd_info *cmd); 1143 int mlx4_INIT2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, 1144 struct mlx4_vhcr *vhcr, 1145 struct mlx4_cmd_mailbox *inbox, 1146 struct mlx4_cmd_mailbox *outbox, 1147 struct mlx4_cmd_info *cmd); 1148 int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave, 1149 struct mlx4_vhcr *vhcr, 1150 struct mlx4_cmd_mailbox *inbox, 1151 struct mlx4_cmd_mailbox *outbox, 1152 struct mlx4_cmd_info *cmd); 1153 int mlx4_RTR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1154 struct mlx4_vhcr *vhcr, 1155 struct mlx4_cmd_mailbox *inbox, 1156 struct mlx4_cmd_mailbox *outbox, 1157 struct mlx4_cmd_info *cmd); 1158 int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1159 struct mlx4_vhcr *vhcr, 1160 struct mlx4_cmd_mailbox *inbox, 1161 struct mlx4_cmd_mailbox *outbox, 1162 struct mlx4_cmd_info *cmd); 1163 int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1164 struct mlx4_vhcr *vhcr, 1165 struct mlx4_cmd_mailbox *inbox, 1166 struct mlx4_cmd_mailbox *outbox, 1167 struct mlx4_cmd_info *cmd); 1168 int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave, 1169 struct mlx4_vhcr *vhcr, 1170 struct mlx4_cmd_mailbox *inbox, 1171 struct mlx4_cmd_mailbox *outbox, 1172 struct mlx4_cmd_info *cmd); 1173 int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, 1174 struct mlx4_vhcr *vhcr, 1175 struct mlx4_cmd_mailbox *inbox, 1176 struct mlx4_cmd_mailbox *outbox, 1177 struct mlx4_cmd_info *cmd); 1178 int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, 1179 struct mlx4_vhcr *vhcr, 1180 struct mlx4_cmd_mailbox *inbox, 1181 struct mlx4_cmd_mailbox *outbox, 1182 struct mlx4_cmd_info *cmd); 1183 int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, 1184 struct mlx4_vhcr *vhcr, 1185 struct mlx4_cmd_mailbox *inbox, 1186 struct mlx4_cmd_mailbox *outbox, 1187 struct mlx4_cmd_info *cmd); 1188 int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave, 1189 struct mlx4_vhcr *vhcr, 1190 struct mlx4_cmd_mailbox *inbox, 1191 struct mlx4_cmd_mailbox *outbox, 1192 struct mlx4_cmd_info *cmd); 1193 int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave, 1194 struct mlx4_vhcr *vhcr, 1195 struct mlx4_cmd_mailbox *inbox, 1196 struct mlx4_cmd_mailbox *outbox, 1197 struct mlx4_cmd_info *cmd); 1198 1199 int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe); 1200 1201 enum { 1202 MLX4_CMD_CLEANUP_STRUCT = 1UL << 0, 1203 MLX4_CMD_CLEANUP_POOL = 1UL << 1, 1204 MLX4_CMD_CLEANUP_HCR = 1UL << 2, 1205 MLX4_CMD_CLEANUP_VHCR = 1UL << 3, 1206 MLX4_CMD_CLEANUP_ALL = (MLX4_CMD_CLEANUP_VHCR << 1) - 1 1207 }; 1208 1209 int mlx4_cmd_init(struct mlx4_dev *dev); 1210 void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask); 1211 int mlx4_multi_func_init(struct mlx4_dev *dev); 1212 int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev); 1213 void mlx4_multi_func_cleanup(struct mlx4_dev *dev); 1214 void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param); 1215 int mlx4_cmd_use_events(struct mlx4_dev *dev); 1216 void mlx4_cmd_use_polling(struct mlx4_dev *dev); 1217 1218 int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param, 1219 u16 op, unsigned long timeout); 1220 1221 void mlx4_cq_tasklet_cb(unsigned long data); 1222 void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn); 1223 void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type); 1224 1225 void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type); 1226 1227 void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type); 1228 1229 void mlx4_enter_error_state(struct mlx4_dev_persistent *persist); 1230 int mlx4_comm_internal_err(u32 slave_read); 1231 1232 int mlx4_crdump_collect(struct mlx4_dev *dev); 1233 1234 int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port, 1235 enum mlx4_port_type *type); 1236 void mlx4_do_sense_ports(struct mlx4_dev *dev, 1237 enum mlx4_port_type *stype, 1238 enum mlx4_port_type *defaults); 1239 void mlx4_start_sense(struct mlx4_dev *dev); 1240 void mlx4_stop_sense(struct mlx4_dev *dev); 1241 void mlx4_sense_init(struct mlx4_dev *dev); 1242 int mlx4_check_port_params(struct mlx4_dev *dev, 1243 enum mlx4_port_type *port_type); 1244 int mlx4_change_port_types(struct mlx4_dev *dev, 1245 enum mlx4_port_type *port_types); 1246 1247 void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table); 1248 void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table); 1249 void mlx4_init_roce_gid_table(struct mlx4_dev *dev, 1250 struct mlx4_roce_gid_table *table); 1251 void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan); 1252 int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); 1253 int mlx4_bond_vlan_table(struct mlx4_dev *dev); 1254 int mlx4_unbond_vlan_table(struct mlx4_dev *dev); 1255 int mlx4_bond_mac_table(struct mlx4_dev *dev); 1256 int mlx4_unbond_mac_table(struct mlx4_dev *dev); 1257 1258 int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz); 1259 /* resource tracker functions*/ 1260 int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev, 1261 enum mlx4_resource resource_type, 1262 u64 resource_id, int *slave); 1263 void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id); 1264 void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave); 1265 int mlx4_init_resource_tracker(struct mlx4_dev *dev); 1266 1267 void mlx4_free_resource_tracker(struct mlx4_dev *dev, 1268 enum mlx4_res_tracker_free_type type); 1269 1270 int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave, 1271 struct mlx4_vhcr *vhcr, 1272 struct mlx4_cmd_mailbox *inbox, 1273 struct mlx4_cmd_mailbox *outbox, 1274 struct mlx4_cmd_info *cmd); 1275 int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave, 1276 struct mlx4_vhcr *vhcr, 1277 struct mlx4_cmd_mailbox *inbox, 1278 struct mlx4_cmd_mailbox *outbox, 1279 struct mlx4_cmd_info *cmd); 1280 int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave, 1281 struct mlx4_vhcr *vhcr, 1282 struct mlx4_cmd_mailbox *inbox, 1283 struct mlx4_cmd_mailbox *outbox, 1284 struct mlx4_cmd_info *cmd); 1285 int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave, 1286 struct mlx4_vhcr *vhcr, 1287 struct mlx4_cmd_mailbox *inbox, 1288 struct mlx4_cmd_mailbox *outbox, 1289 struct mlx4_cmd_info *cmd); 1290 int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, 1291 struct mlx4_vhcr *vhcr, 1292 struct mlx4_cmd_mailbox *inbox, 1293 struct mlx4_cmd_mailbox *outbox, 1294 struct mlx4_cmd_info *cmd); 1295 int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, 1296 struct mlx4_vhcr *vhcr, 1297 struct mlx4_cmd_mailbox *inbox, 1298 struct mlx4_cmd_mailbox *outbox, 1299 struct mlx4_cmd_info *cmd); 1300 int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps); 1301 1302 int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port, 1303 int *gid_tbl_len, int *pkey_tbl_len); 1304 1305 int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, 1306 struct mlx4_vhcr *vhcr, 1307 struct mlx4_cmd_mailbox *inbox, 1308 struct mlx4_cmd_mailbox *outbox, 1309 struct mlx4_cmd_info *cmd); 1310 1311 int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave, 1312 struct mlx4_vhcr *vhcr, 1313 struct mlx4_cmd_mailbox *inbox, 1314 struct mlx4_cmd_mailbox *outbox, 1315 struct mlx4_cmd_info *cmd); 1316 1317 int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave, 1318 struct mlx4_vhcr *vhcr, 1319 struct mlx4_cmd_mailbox *inbox, 1320 struct mlx4_cmd_mailbox *outbox, 1321 struct mlx4_cmd_info *cmd); 1322 int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], 1323 enum mlx4_protocol prot, enum mlx4_steer_type steer); 1324 int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], 1325 int block_mcast_loopback, enum mlx4_protocol prot, 1326 enum mlx4_steer_type steer); 1327 int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, 1328 u8 gid[16], u8 port, 1329 int block_mcast_loopback, 1330 enum mlx4_protocol prot, u64 *reg_id); 1331 int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave, 1332 struct mlx4_vhcr *vhcr, 1333 struct mlx4_cmd_mailbox *inbox, 1334 struct mlx4_cmd_mailbox *outbox, 1335 struct mlx4_cmd_info *cmd); 1336 int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, 1337 struct mlx4_vhcr *vhcr, 1338 struct mlx4_cmd_mailbox *inbox, 1339 struct mlx4_cmd_mailbox *outbox, 1340 struct mlx4_cmd_info *cmd); 1341 int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function, 1342 int port, void *buf); 1343 int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, 1344 struct mlx4_vhcr *vhcr, 1345 struct mlx4_cmd_mailbox *inbox, 1346 struct mlx4_cmd_mailbox *outbox, 1347 struct mlx4_cmd_info *cmd); 1348 int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave, 1349 struct mlx4_vhcr *vhcr, 1350 struct mlx4_cmd_mailbox *inbox, 1351 struct mlx4_cmd_mailbox *outbox, 1352 struct mlx4_cmd_info *cmd); 1353 int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave, 1354 struct mlx4_vhcr *vhcr, 1355 struct mlx4_cmd_mailbox *inbox, 1356 struct mlx4_cmd_mailbox *outbox, 1357 struct mlx4_cmd_info *cmd); 1358 int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, 1359 struct mlx4_vhcr *vhcr, 1360 struct mlx4_cmd_mailbox *inbox, 1361 struct mlx4_cmd_mailbox *outbox, 1362 struct mlx4_cmd_info *cmd); 1363 int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, 1364 struct mlx4_vhcr *vhcr, 1365 struct mlx4_cmd_mailbox *inbox, 1366 struct mlx4_cmd_mailbox *outbox, 1367 struct mlx4_cmd_info *cmd); 1368 int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave, 1369 struct mlx4_vhcr *vhcr, 1370 struct mlx4_cmd_mailbox *inbox, 1371 struct mlx4_cmd_mailbox *outbox, 1372 struct mlx4_cmd_info *cmd); 1373 1374 int mlx4_get_mgm_entry_size(struct mlx4_dev *dev); 1375 int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); 1376 1377 static inline void set_param_l(u64 *arg, u32 val) 1378 { 1379 *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; 1380 } 1381 1382 static inline void set_param_h(u64 *arg, u32 val) 1383 { 1384 *arg = (*arg & 0xffffffff) | ((u64) val << 32); 1385 } 1386 1387 static inline u32 get_param_l(u64 *arg) 1388 { 1389 return (u32) (*arg & 0xffffffff); 1390 } 1391 1392 static inline u32 get_param_h(u64 *arg) 1393 { 1394 return (u32)(*arg >> 32); 1395 } 1396 1397 static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev) 1398 { 1399 return &mlx4_priv(dev)->mfunc.master.res_tracker.lock; 1400 } 1401 1402 #define NOT_MASKED_PD_BITS 17 1403 1404 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work); 1405 1406 void mlx4_init_quotas(struct mlx4_dev *dev); 1407 1408 /* for VFs, replace zero MACs with randomly-generated MACs at driver start */ 1409 void mlx4_replace_zero_macs(struct mlx4_dev *dev); 1410 int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port); 1411 /* Returns the VF index of slave */ 1412 int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave); 1413 int mlx4_config_mad_demux(struct mlx4_dev *dev); 1414 int mlx4_do_bond(struct mlx4_dev *dev, bool enable); 1415 int mlx4_bond_fs_rules(struct mlx4_dev *dev); 1416 int mlx4_unbond_fs_rules(struct mlx4_dev *dev); 1417 1418 enum mlx4_zone_flags { 1419 MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO = 1UL << 0, 1420 MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO = 1UL << 1, 1421 MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO = 1UL << 2, 1422 MLX4_ZONE_USE_RR = 1UL << 3, 1423 }; 1424 1425 enum mlx4_zone_alloc_flags { 1426 /* No two objects could overlap between zones. UID 1427 * could be left unused. If this flag is given and 1428 * two overlapped zones are used, an object will be free'd 1429 * from the smallest possible matching zone. 1430 */ 1431 MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP = 1UL << 0, 1432 }; 1433 1434 struct mlx4_zone_allocator; 1435 1436 /* Create a new zone allocator */ 1437 struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags); 1438 1439 /* Attach a mlx4_bitmap <bitmap> of priority <priority> to the zone allocator 1440 * <zone_alloc>. Allocating an object from this zone adds an offset <offset>. 1441 * Similarly, when searching for an object to free, this offset it taken into 1442 * account. The use_rr mlx4_ib parameter for allocating objects from this <bitmap> 1443 * is given through the MLX4_ZONE_USE_RR flag in <flags>. 1444 * When an allocation fails, <zone_alloc> tries to allocate from other zones 1445 * according to the policy set by <flags>. <puid> is the unique identifier 1446 * received to this zone. 1447 */ 1448 int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc, 1449 struct mlx4_bitmap *bitmap, 1450 u32 flags, 1451 int priority, 1452 int offset, 1453 u32 *puid); 1454 1455 /* Remove bitmap indicated by <uid> from <zone_alloc> */ 1456 int mlx4_zone_remove_one(struct mlx4_zone_allocator *zone_alloc, u32 uid); 1457 1458 /* Delete the zone allocator <zone_alloc. This function doesn't destroy 1459 * the attached bitmaps. 1460 */ 1461 void mlx4_zone_allocator_destroy(struct mlx4_zone_allocator *zone_alloc); 1462 1463 /* Allocate <count> objects with align <align> and skip_mask <skip_mask> 1464 * from the mlx4_bitmap whose uid is <uid>. The bitmap which we actually 1465 * allocated from is returned in <puid>. If the allocation fails, a negative 1466 * number is returned. Otherwise, the offset of the first object is returned. 1467 */ 1468 u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count, 1469 int align, u32 skip_mask, u32 *puid); 1470 1471 /* Free <count> objects, start from <obj> of the uid <uid> from zone_allocator 1472 * <zones>. 1473 */ 1474 u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones, 1475 u32 uid, u32 obj, u32 count); 1476 1477 /* If <zones> was allocated with MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP, instead of 1478 * specifying the uid when freeing an object, zone allocator could figure it by 1479 * itself. Other parameters are similar to mlx4_zone_free. 1480 */ 1481 u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count); 1482 1483 /* Returns a pointer to mlx4_bitmap that was attached to <zones> with <uid> */ 1484 struct mlx4_bitmap *mlx4_zone_get_bitmap(struct mlx4_zone_allocator *zones, u32 uid); 1485 1486 #endif /* MLX4_H */ 1487