1 /* 2 * Copyright (c) 2017-2018 Cavium, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 */ 27 /* 28 * File : ecore_spq.c 29 */ 30 #include <sys/cdefs.h> 31 #include "bcm_osal.h" 32 #include "reg_addr.h" 33 #include "ecore_gtt_reg_addr.h" 34 #include "ecore_hsi_common.h" 35 #include "ecore.h" 36 #include "ecore_sp_api.h" 37 #include "ecore_spq.h" 38 #include "ecore_iro.h" 39 #include "ecore_init_fw_funcs.h" 40 #include "ecore_cxt.h" 41 #include "ecore_int.h" 42 #include "ecore_dev_api.h" 43 #include "ecore_mcp.h" 44 #ifdef CONFIG_ECORE_RDMA 45 #include "ecore_rdma.h" 46 #endif 47 #include "ecore_hw.h" 48 #include "ecore_sriov.h" 49 #ifdef CONFIG_ECORE_ISCSI 50 #include "ecore_iscsi.h" 51 #include "ecore_ooo.h" 52 #endif 53 54 #ifdef _NTDDK_ 55 #pragma warning(push) 56 #pragma warning(disable : 28167) 57 #pragma warning(disable : 28123) 58 #endif 59 60 /*************************************************************************** 61 * Structures & Definitions 62 ***************************************************************************/ 63 64 #define SPQ_HIGH_PRI_RESERVE_DEFAULT (1) 65 66 #define SPQ_BLOCK_DELAY_MAX_ITER (10) 67 #define SPQ_BLOCK_DELAY_US (10) 68 #define SPQ_BLOCK_SLEEP_MAX_ITER (200) 69 #define SPQ_BLOCK_SLEEP_MS (5) 70 71 #ifndef REMOVE_DBG 72 /*************************************************************************** 73 * Debug [iSCSI] tool 74 ***************************************************************************/ 75 static void ecore_iscsi_eq_dump(struct ecore_hwfn *p_hwfn, 76 struct event_ring_entry *p_eqe) 77 { 78 if (p_eqe->opcode >= MAX_ISCSI_EQE_OPCODE) { 79 DP_NOTICE(p_hwfn, false, "Unknown iSCSI EQ: %x\n", 80 p_eqe->opcode); 81 } 82 83 switch (p_eqe->opcode) { 84 case ISCSI_EVENT_TYPE_INIT_FUNC: 85 case ISCSI_EVENT_TYPE_DESTROY_FUNC: 86 /* NOPE */ 87 break; 88 case ISCSI_EVENT_TYPE_OFFLOAD_CONN: 89 case ISCSI_EVENT_TYPE_TERMINATE_CONN: 90 DP_VERBOSE(p_hwfn, ECORE_MSG_STORAGE, 91 "iSCSI EQE: Port %x, Op %x, echo %x, FWret %x, CID %x, ConnID %x, ERR %x\n", 92 p_hwfn->port_id, p_eqe->opcode, 93 OSAL_LE16_TO_CPU(p_eqe->echo), 94 p_eqe->fw_return_code, 95 OSAL_LE16_TO_CPU(p_eqe->data.iscsi_info.icid), 96 OSAL_LE16_TO_CPU(p_eqe->data.iscsi_info.conn_id), 97 p_eqe->data.iscsi_info.error_code); 98 break; 99 case ISCSI_EVENT_TYPE_UPDATE_CONN: 100 case ISCSI_EVENT_TYPE_CLEAR_SQ: 101 case ISCSI_EVENT_TYPE_ASYN_CONNECT_COMPLETE: 102 case ISCSI_EVENT_TYPE_ASYN_TERMINATE_DONE: 103 case ISCSI_EVENT_TYPE_ASYN_ABORT_RCVD: 104 case ISCSI_EVENT_TYPE_ASYN_CLOSE_RCVD: 105 case ISCSI_EVENT_TYPE_ASYN_SYN_RCVD: 106 case ISCSI_EVENT_TYPE_ASYN_MAX_RT_TIME: 107 case ISCSI_EVENT_TYPE_ASYN_MAX_RT_CNT: 108 case ISCSI_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT: 109 case ISCSI_EVENT_TYPE_ASYN_FIN_WAIT2: 110 case ISCSI_EVENT_TYPE_ISCSI_CONN_ERROR: 111 case ISCSI_EVENT_TYPE_TCP_CONN_ERROR: 112 default: 113 /* NOPE */ 114 break; 115 } 116 } 117 #endif 118 119 /*************************************************************************** 120 * Blocking Imp. (BLOCK/EBLOCK mode) 121 ***************************************************************************/ 122 static void ecore_spq_blocking_cb(struct ecore_hwfn *p_hwfn, void *cookie, 123 union event_ring_data OSAL_UNUSED *data, 124 u8 fw_return_code) 125 { 126 struct ecore_spq_comp_done *comp_done; 127 128 comp_done = (struct ecore_spq_comp_done *)cookie; 129 130 comp_done->done = 0x1; 131 comp_done->fw_return_code = fw_return_code; 132 133 /* make update visible to waiting thread */ 134 OSAL_SMP_WMB(p_hwfn->p_dev); 135 } 136 137 static enum _ecore_status_t __ecore_spq_block(struct ecore_hwfn *p_hwfn, 138 struct ecore_spq_entry *p_ent, 139 u8 *p_fw_ret, 140 bool sleep_between_iter) 141 { 142 struct ecore_spq_comp_done *comp_done; 143 u32 iter_cnt; 144 145 comp_done = (struct ecore_spq_comp_done *)p_ent->comp_cb.cookie; 146 iter_cnt = sleep_between_iter ? SPQ_BLOCK_SLEEP_MAX_ITER 147 : SPQ_BLOCK_DELAY_MAX_ITER; 148 #ifndef ASIC_ONLY 149 if (CHIP_REV_IS_EMUL(p_hwfn->p_dev) && sleep_between_iter) 150 iter_cnt *= 5; 151 #endif 152 153 while (iter_cnt--) { 154 OSAL_POLL_MODE_DPC(p_hwfn); 155 OSAL_SMP_RMB(p_hwfn->p_dev); 156 if (comp_done->done == 1) { 157 if (p_fw_ret) 158 *p_fw_ret = comp_done->fw_return_code; 159 return ECORE_SUCCESS; 160 } 161 162 if (sleep_between_iter) { 163 OSAL_MSLEEP(SPQ_BLOCK_SLEEP_MS); 164 } else { 165 OSAL_UDELAY(SPQ_BLOCK_DELAY_US); 166 } 167 } 168 169 return ECORE_TIMEOUT; 170 } 171 172 static enum _ecore_status_t ecore_spq_block(struct ecore_hwfn *p_hwfn, 173 struct ecore_spq_entry *p_ent, 174 u8 *p_fw_ret, bool skip_quick_poll) 175 { 176 struct ecore_spq_comp_done *comp_done; 177 struct ecore_ptt *p_ptt; 178 enum _ecore_status_t rc; 179 180 /* A relatively short polling period w/o sleeping, to allow the FW to 181 * complete the ramrod and thus possibly to avoid the following sleeps. 182 */ 183 if (!skip_quick_poll) { 184 rc = __ecore_spq_block(p_hwfn, p_ent, p_fw_ret, false); 185 if (rc == ECORE_SUCCESS) 186 return ECORE_SUCCESS; 187 } 188 189 /* Move to polling with a sleeping period between iterations */ 190 rc = __ecore_spq_block(p_hwfn, p_ent, p_fw_ret, true); 191 if (rc == ECORE_SUCCESS) 192 return ECORE_SUCCESS; 193 194 p_ptt = ecore_ptt_acquire(p_hwfn); 195 if (!p_ptt) 196 return ECORE_AGAIN; 197 198 DP_INFO(p_hwfn, "Ramrod is stuck, requesting MCP drain\n"); 199 rc = ecore_mcp_drain(p_hwfn, p_ptt); 200 ecore_ptt_release(p_hwfn, p_ptt); 201 if (rc != ECORE_SUCCESS) { 202 DP_NOTICE(p_hwfn, true, "MCP drain failed\n"); 203 goto err; 204 } 205 206 /* Retry after drain */ 207 rc = __ecore_spq_block(p_hwfn, p_ent, p_fw_ret, true); 208 if (rc == ECORE_SUCCESS) 209 return ECORE_SUCCESS; 210 211 comp_done = (struct ecore_spq_comp_done *)p_ent->comp_cb.cookie; 212 if (comp_done->done == 1) { 213 if (p_fw_ret) 214 *p_fw_ret = comp_done->fw_return_code; 215 return ECORE_SUCCESS; 216 } 217 err: 218 DP_NOTICE(p_hwfn, true, 219 "Ramrod is stuck [CID %08x cmd %02x protocol %02x echo %04x]\n", 220 OSAL_LE32_TO_CPU(p_ent->elem.hdr.cid), 221 p_ent->elem.hdr.cmd_id, p_ent->elem.hdr.protocol_id, 222 OSAL_LE16_TO_CPU(p_ent->elem.hdr.echo)); 223 224 ecore_hw_err_notify(p_hwfn, ECORE_HW_ERR_RAMROD_FAIL); 225 226 return ECORE_BUSY; 227 } 228 229 /*************************************************************************** 230 * SPQ entries inner API 231 ***************************************************************************/ 232 static enum _ecore_status_t ecore_spq_fill_entry(struct ecore_hwfn *p_hwfn, 233 struct ecore_spq_entry *p_ent) 234 { 235 p_ent->flags = 0; 236 237 switch (p_ent->comp_mode) { 238 case ECORE_SPQ_MODE_EBLOCK: 239 case ECORE_SPQ_MODE_BLOCK: 240 p_ent->comp_cb.function = ecore_spq_blocking_cb; 241 break; 242 case ECORE_SPQ_MODE_CB: 243 break; 244 default: 245 DP_NOTICE(p_hwfn, true, "Unknown SPQE completion mode %d\n", 246 p_ent->comp_mode); 247 return ECORE_INVAL; 248 } 249 250 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, 251 "Ramrod header: [CID 0x%08x CMD 0x%02x protocol 0x%02x] Data pointer: [%08x:%08x] Completion Mode: %s\n", 252 p_ent->elem.hdr.cid, p_ent->elem.hdr.cmd_id, 253 p_ent->elem.hdr.protocol_id, 254 p_ent->elem.data_ptr.hi, p_ent->elem.data_ptr.lo, 255 D_TRINE(p_ent->comp_mode, ECORE_SPQ_MODE_EBLOCK, 256 ECORE_SPQ_MODE_BLOCK, "MODE_EBLOCK", "MODE_BLOCK", 257 "MODE_CB")); 258 259 return ECORE_SUCCESS; 260 } 261 262 /*************************************************************************** 263 * HSI access 264 ***************************************************************************/ 265 static void ecore_spq_hw_initialize(struct ecore_hwfn *p_hwfn, 266 struct ecore_spq *p_spq) 267 { 268 struct e4_core_conn_context *p_cxt; 269 struct ecore_cxt_info cxt_info; 270 u16 physical_q; 271 enum _ecore_status_t rc; 272 273 cxt_info.iid = p_spq->cid; 274 275 rc = ecore_cxt_get_cid_info(p_hwfn, &cxt_info); 276 277 if (rc < 0) { 278 DP_NOTICE(p_hwfn, true, "Cannot find context info for cid=%d\n", 279 p_spq->cid); 280 return; 281 } 282 283 p_cxt = cxt_info.p_cxt; 284 285 /* @@@TBD we zero the context until we have ilt_reset implemented. */ 286 OSAL_MEM_ZERO(p_cxt, sizeof(*p_cxt)); 287 288 if (ECORE_IS_BB(p_hwfn->p_dev) || ECORE_IS_AH(p_hwfn->p_dev)) { 289 SET_FIELD(p_cxt->xstorm_ag_context.flags10, 290 E4_XSTORM_CORE_CONN_AG_CTX_DQ_CF_EN, 1); 291 SET_FIELD(p_cxt->xstorm_ag_context.flags1, 292 E4_XSTORM_CORE_CONN_AG_CTX_DQ_CF_ACTIVE, 1); 293 /*SET_FIELD(p_cxt->xstorm_ag_context.flags10, 294 E4_XSTORM_CORE_CONN_AG_CTX_SLOW_PATH_EN, 1);*/ 295 SET_FIELD(p_cxt->xstorm_ag_context.flags9, 296 E4_XSTORM_CORE_CONN_AG_CTX_CONSOLID_PROD_CF_EN, 1); 297 } else { /* E5 */ 298 ECORE_E5_MISSING_CODE; 299 } 300 301 /* CDU validation - FIXME currently disabled */ 302 303 /* QM physical queue */ 304 physical_q = ecore_get_cm_pq_idx(p_hwfn, PQ_FLAGS_LB); 305 p_cxt->xstorm_ag_context.physical_q0 = OSAL_CPU_TO_LE16(physical_q); 306 307 p_cxt->xstorm_st_context.spq_base_lo = 308 DMA_LO_LE(p_spq->chain.p_phys_addr); 309 p_cxt->xstorm_st_context.spq_base_hi = 310 DMA_HI_LE(p_spq->chain.p_phys_addr); 311 312 DMA_REGPAIR_LE(p_cxt->xstorm_st_context.consolid_base_addr, 313 p_hwfn->p_consq->chain.p_phys_addr); 314 } 315 316 static enum _ecore_status_t ecore_spq_hw_post(struct ecore_hwfn *p_hwfn, 317 struct ecore_spq *p_spq, 318 struct ecore_spq_entry *p_ent) 319 { 320 struct ecore_chain *p_chain = &p_hwfn->p_spq->chain; 321 struct core_db_data *p_db_data = &p_spq->db_data; 322 u16 echo = ecore_chain_get_prod_idx(p_chain); 323 struct slow_path_element *elem; 324 325 p_ent->elem.hdr.echo = OSAL_CPU_TO_LE16(echo); 326 elem = ecore_chain_produce(p_chain); 327 if (!elem) { 328 DP_NOTICE(p_hwfn, true, "Failed to produce from SPQ chain\n"); 329 return ECORE_INVAL; 330 } 331 332 *elem = p_ent->elem; /* Struct assignment */ 333 334 p_db_data->spq_prod = 335 OSAL_CPU_TO_LE16(ecore_chain_get_prod_idx(p_chain)); 336 337 /* Make sure the SPQE is updated before the doorbell */ 338 OSAL_WMB(p_hwfn->p_dev); 339 340 DOORBELL(p_hwfn, p_spq->db_addr_offset, *(u32 *)p_db_data); 341 342 /* Make sure doorbell was rung */ 343 OSAL_WMB(p_hwfn->p_dev); 344 345 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, 346 "Doorbelled [0x%08x, CID 0x%08x] with Flags: %02x agg_params: %02x, prod: %04x\n", 347 p_spq->db_addr_offset, p_spq->cid, p_db_data->params, 348 p_db_data->agg_flags, ecore_chain_get_prod_idx(p_chain)); 349 350 return ECORE_SUCCESS; 351 } 352 353 /*************************************************************************** 354 * Asynchronous events 355 ***************************************************************************/ 356 357 static enum _ecore_status_t 358 ecore_async_event_completion(struct ecore_hwfn *p_hwfn, 359 struct event_ring_entry *p_eqe) 360 { 361 ecore_spq_async_comp_cb cb; 362 363 if (!p_hwfn->p_spq || (p_eqe->protocol_id >= MAX_PROTOCOL_TYPE)) { 364 return ECORE_INVAL; 365 } 366 367 cb = p_hwfn->p_spq->async_comp_cb[p_eqe->protocol_id]; 368 if (cb) { 369 return cb(p_hwfn, p_eqe->opcode, p_eqe->echo, 370 &p_eqe->data, p_eqe->fw_return_code); 371 } else { 372 DP_NOTICE(p_hwfn, 373 true, "Unknown Async completion for protocol: %d\n", 374 p_eqe->protocol_id); 375 return ECORE_INVAL; 376 } 377 } 378 379 enum _ecore_status_t 380 ecore_spq_register_async_cb(struct ecore_hwfn *p_hwfn, 381 enum protocol_type protocol_id, 382 ecore_spq_async_comp_cb cb) 383 { 384 if (!p_hwfn->p_spq || (protocol_id >= MAX_PROTOCOL_TYPE)) { 385 return ECORE_INVAL; 386 } 387 388 p_hwfn->p_spq->async_comp_cb[protocol_id] = cb; 389 return ECORE_SUCCESS; 390 } 391 392 void 393 ecore_spq_unregister_async_cb(struct ecore_hwfn *p_hwfn, 394 enum protocol_type protocol_id) 395 { 396 if (!p_hwfn->p_spq || (protocol_id >= MAX_PROTOCOL_TYPE)) { 397 return; 398 } 399 400 p_hwfn->p_spq->async_comp_cb[protocol_id] = OSAL_NULL; 401 } 402 403 /*************************************************************************** 404 * EQ API 405 ***************************************************************************/ 406 void ecore_eq_prod_update(struct ecore_hwfn *p_hwfn, 407 u16 prod) 408 { 409 u32 addr = GTT_BAR0_MAP_REG_USDM_RAM + 410 USTORM_EQE_CONS_OFFSET(p_hwfn->rel_pf_id); 411 412 REG_WR16(p_hwfn, addr, prod); 413 414 /* keep prod updates ordered */ 415 OSAL_MMIOWB(p_hwfn->p_dev); 416 } 417 418 enum _ecore_status_t ecore_eq_completion(struct ecore_hwfn *p_hwfn, 419 void *cookie) 420 421 { 422 struct ecore_eq *p_eq = cookie; 423 struct ecore_chain *p_chain = &p_eq->chain; 424 enum _ecore_status_t rc = 0; 425 426 /* take a snapshot of the FW consumer */ 427 u16 fw_cons_idx = OSAL_LE16_TO_CPU(*p_eq->p_fw_cons); 428 429 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "fw_cons_idx %x\n", fw_cons_idx); 430 431 /* Need to guarantee the fw_cons index we use points to a usuable 432 * element (to comply with our chain), so our macros would comply 433 */ 434 if ((fw_cons_idx & ecore_chain_get_usable_per_page(p_chain)) == 435 ecore_chain_get_usable_per_page(p_chain)) { 436 fw_cons_idx += ecore_chain_get_unusable_per_page(p_chain); 437 } 438 439 /* Complete current segment of eq entries */ 440 while (fw_cons_idx != ecore_chain_get_cons_idx(p_chain)) { 441 struct event_ring_entry *p_eqe = ecore_chain_consume(p_chain); 442 if (!p_eqe) { 443 rc = ECORE_INVAL; 444 break; 445 } 446 447 DP_VERBOSE(p_hwfn, 448 ECORE_MSG_SPQ, 449 "op %x prot %x res0 %x echo %x fwret %x flags %x\n", 450 p_eqe->opcode, /* Event Opcode */ 451 p_eqe->protocol_id, /* Event Protocol ID */ 452 p_eqe->reserved0, /* Reserved */ 453 OSAL_LE16_TO_CPU(p_eqe->echo),/* Echo value from 454 ramrod data on the host 455 */ 456 p_eqe->fw_return_code, /* FW return code for SP 457 ramrods 458 */ 459 p_eqe->flags); 460 #ifndef REMOVE_DBG 461 if (p_eqe->protocol_id == PROTOCOLID_ISCSI) 462 ecore_iscsi_eq_dump(p_hwfn, p_eqe); 463 #endif 464 465 if (GET_FIELD(p_eqe->flags, EVENT_RING_ENTRY_ASYNC)) { 466 if (ecore_async_event_completion(p_hwfn, p_eqe)) 467 rc = ECORE_INVAL; 468 } else if (ecore_spq_completion(p_hwfn, 469 p_eqe->echo, 470 p_eqe->fw_return_code, 471 &p_eqe->data)) { 472 rc = ECORE_INVAL; 473 } 474 475 ecore_chain_recycle_consumed(p_chain); 476 } 477 478 ecore_eq_prod_update(p_hwfn, ecore_chain_get_prod_idx(p_chain)); 479 480 /* Attempt to post pending requests */ 481 OSAL_SPIN_LOCK(&p_hwfn->p_spq->lock); 482 rc = ecore_spq_pend_post(p_hwfn); 483 OSAL_SPIN_UNLOCK(&p_hwfn->p_spq->lock); 484 485 return rc; 486 } 487 488 enum _ecore_status_t ecore_eq_alloc(struct ecore_hwfn *p_hwfn, u16 num_elem) 489 { 490 struct ecore_eq *p_eq; 491 492 /* Allocate EQ struct */ 493 p_eq = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_eq)); 494 if (!p_eq) { 495 DP_NOTICE(p_hwfn, false, 496 "Failed to allocate `struct ecore_eq'\n"); 497 return ECORE_NOMEM; 498 } 499 500 /* Allocate and initialize EQ chain*/ 501 if (ecore_chain_alloc(p_hwfn->p_dev, 502 ECORE_CHAIN_USE_TO_PRODUCE, 503 ECORE_CHAIN_MODE_PBL, 504 ECORE_CHAIN_CNT_TYPE_U16, 505 num_elem, 506 sizeof(union event_ring_element), 507 &p_eq->chain, OSAL_NULL) != ECORE_SUCCESS) { 508 DP_NOTICE(p_hwfn, false, "Failed to allocate eq chain\n"); 509 goto eq_allocate_fail; 510 } 511 512 /* register EQ completion on the SP SB */ 513 ecore_int_register_cb(p_hwfn, ecore_eq_completion, 514 p_eq, &p_eq->eq_sb_index, &p_eq->p_fw_cons); 515 516 p_hwfn->p_eq = p_eq; 517 return ECORE_SUCCESS; 518 519 eq_allocate_fail: 520 OSAL_FREE(p_hwfn->p_dev, p_eq); 521 return ECORE_NOMEM; 522 } 523 524 void ecore_eq_setup(struct ecore_hwfn *p_hwfn) 525 { 526 ecore_chain_reset(&p_hwfn->p_eq->chain); 527 } 528 529 void ecore_eq_free(struct ecore_hwfn *p_hwfn) 530 { 531 if (!p_hwfn->p_eq) 532 return; 533 534 ecore_chain_free(p_hwfn->p_dev, &p_hwfn->p_eq->chain); 535 536 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_eq); 537 p_hwfn->p_eq = OSAL_NULL; 538 } 539 540 /*************************************************************************** 541 * CQE API - manipulate EQ functionallity 542 ***************************************************************************/ 543 static enum _ecore_status_t ecore_cqe_completion(struct ecore_hwfn *p_hwfn, 544 struct eth_slow_path_rx_cqe *cqe, 545 enum protocol_type protocol) 546 { 547 if (IS_VF(p_hwfn->p_dev)) 548 return OSAL_VF_CQE_COMPLETION(p_hwfn, cqe, protocol); 549 550 /* @@@tmp - it's possible we'll eventually want to handle some 551 * actual commands that can arrive here, but for now this is only 552 * used to complete the ramrod using the echo value on the cqe 553 */ 554 return ecore_spq_completion(p_hwfn, cqe->echo, 0, OSAL_NULL); 555 } 556 557 enum _ecore_status_t ecore_eth_cqe_completion(struct ecore_hwfn *p_hwfn, 558 struct eth_slow_path_rx_cqe *cqe) 559 { 560 enum _ecore_status_t rc; 561 562 rc = ecore_cqe_completion(p_hwfn, cqe, PROTOCOLID_ETH); 563 if (rc) { 564 DP_NOTICE(p_hwfn, true, 565 "Failed to handle RXQ CQE [cmd 0x%02x]\n", 566 cqe->ramrod_cmd_id); 567 } 568 569 return rc; 570 } 571 572 /*************************************************************************** 573 * Slow hwfn Queue (spq) 574 ***************************************************************************/ 575 void ecore_spq_setup(struct ecore_hwfn *p_hwfn) 576 { 577 struct ecore_spq *p_spq = p_hwfn->p_spq; 578 struct ecore_spq_entry *p_virt = OSAL_NULL; 579 struct core_db_data *p_db_data; 580 void OSAL_IOMEM *db_addr; 581 dma_addr_t p_phys = 0; 582 u32 i, capacity; 583 enum _ecore_status_t rc; 584 585 OSAL_LIST_INIT(&p_spq->pending); 586 OSAL_LIST_INIT(&p_spq->completion_pending); 587 OSAL_LIST_INIT(&p_spq->free_pool); 588 OSAL_LIST_INIT(&p_spq->unlimited_pending); 589 OSAL_SPIN_LOCK_INIT(&p_spq->lock); 590 591 /* SPQ empty pool */ 592 p_phys = p_spq->p_phys + OFFSETOF(struct ecore_spq_entry, ramrod); 593 p_virt = p_spq->p_virt; 594 595 capacity = ecore_chain_get_capacity(&p_spq->chain); 596 for (i = 0; i < capacity; i++) { 597 DMA_REGPAIR_LE(p_virt->elem.data_ptr, p_phys); 598 599 OSAL_LIST_PUSH_TAIL(&p_virt->list, &p_spq->free_pool); 600 601 p_virt++; 602 p_phys += sizeof(struct ecore_spq_entry); 603 } 604 605 /* Statistics */ 606 p_spq->normal_count = 0; 607 p_spq->comp_count = 0; 608 p_spq->comp_sent_count = 0; 609 p_spq->unlimited_pending_count = 0; 610 611 OSAL_MEM_ZERO(p_spq->p_comp_bitmap, 612 SPQ_COMP_BMAP_SIZE * sizeof(unsigned long)); 613 p_spq->comp_bitmap_idx = 0; 614 615 /* SPQ cid, cannot fail */ 616 ecore_cxt_acquire_cid(p_hwfn, PROTOCOLID_CORE, &p_spq->cid); 617 ecore_spq_hw_initialize(p_hwfn, p_spq); 618 619 /* reset the chain itself */ 620 ecore_chain_reset(&p_spq->chain); 621 622 /* Initialize the address/data of the SPQ doorbell */ 623 p_spq->db_addr_offset = DB_ADDR(p_spq->cid, DQ_DEMS_LEGACY); 624 p_db_data = &p_spq->db_data; 625 OSAL_MEM_ZERO(p_db_data, sizeof(*p_db_data)); 626 SET_FIELD(p_db_data->params, CORE_DB_DATA_DEST, DB_DEST_XCM); 627 SET_FIELD(p_db_data->params, CORE_DB_DATA_AGG_CMD, DB_AGG_CMD_MAX); 628 SET_FIELD(p_db_data->params, CORE_DB_DATA_AGG_VAL_SEL, 629 DQ_XCM_CORE_SPQ_PROD_CMD); 630 p_db_data->agg_flags = DQ_XCM_CORE_DQ_CF_CMD; 631 632 /* Register the SPQ doorbell with the doorbell recovery mechanism */ 633 db_addr = (void *)((u8 *)p_hwfn->doorbells + p_spq->db_addr_offset); 634 rc = ecore_db_recovery_add(p_hwfn->p_dev, db_addr, &p_spq->db_data, 635 DB_REC_WIDTH_32B, DB_REC_KERNEL); 636 if (rc != ECORE_SUCCESS) 637 DP_INFO(p_hwfn, 638 "Failed to register the SPQ doorbell with the doorbell recovery mechanism\n"); 639 } 640 641 enum _ecore_status_t ecore_spq_alloc(struct ecore_hwfn *p_hwfn) 642 { 643 struct ecore_spq_entry *p_virt = OSAL_NULL; 644 struct ecore_spq *p_spq = OSAL_NULL; 645 dma_addr_t p_phys = 0; 646 u32 capacity; 647 648 /* SPQ struct */ 649 p_spq = 650 OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(struct ecore_spq)); 651 if (!p_spq) { 652 DP_NOTICE(p_hwfn, false, "Failed to allocate `struct ecore_spq'\n"); 653 return ECORE_NOMEM; 654 } 655 656 /* SPQ ring */ 657 if (ecore_chain_alloc(p_hwfn->p_dev, 658 ECORE_CHAIN_USE_TO_PRODUCE, 659 ECORE_CHAIN_MODE_SINGLE, 660 ECORE_CHAIN_CNT_TYPE_U16, 661 0, /* N/A when the mode is SINGLE */ 662 sizeof(struct slow_path_element), 663 &p_spq->chain, OSAL_NULL)) { 664 DP_NOTICE(p_hwfn, false, "Failed to allocate spq chain\n"); 665 goto spq_allocate_fail; 666 } 667 668 /* allocate and fill the SPQ elements (incl. ramrod data list) */ 669 capacity = ecore_chain_get_capacity(&p_spq->chain); 670 p_virt = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev, &p_phys, 671 capacity * 672 sizeof(struct ecore_spq_entry)); 673 if (!p_virt) { 674 goto spq_allocate_fail; 675 } 676 677 p_spq->p_virt = p_virt; 678 p_spq->p_phys = p_phys; 679 680 #ifdef CONFIG_ECORE_LOCK_ALLOC 681 if (OSAL_SPIN_LOCK_ALLOC(p_hwfn, &p_spq->lock)) 682 goto spq_allocate_fail; 683 #endif 684 685 p_hwfn->p_spq = p_spq; 686 return ECORE_SUCCESS; 687 688 spq_allocate_fail: 689 ecore_chain_free(p_hwfn->p_dev, &p_spq->chain); 690 OSAL_FREE(p_hwfn->p_dev, p_spq); 691 return ECORE_NOMEM; 692 } 693 694 void ecore_spq_free(struct ecore_hwfn *p_hwfn) 695 { 696 struct ecore_spq *p_spq = p_hwfn->p_spq; 697 void OSAL_IOMEM *db_addr; 698 u32 capacity; 699 700 if (!p_spq) 701 return; 702 703 /* Delete the SPQ doorbell from the doorbell recovery mechanism */ 704 db_addr = (void *)((u8 *)p_hwfn->doorbells + p_spq->db_addr_offset); 705 ecore_db_recovery_del(p_hwfn->p_dev, db_addr, &p_spq->db_data); 706 707 if (p_spq->p_virt) { 708 capacity = ecore_chain_get_capacity(&p_spq->chain); 709 OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev, 710 p_spq->p_virt, 711 p_spq->p_phys, 712 capacity * 713 sizeof(struct ecore_spq_entry)); 714 } 715 716 ecore_chain_free(p_hwfn->p_dev, &p_spq->chain); 717 #ifdef CONFIG_ECORE_LOCK_ALLOC 718 OSAL_SPIN_LOCK_DEALLOC(&p_spq->lock); 719 #endif 720 721 OSAL_FREE(p_hwfn->p_dev, p_spq); 722 p_hwfn->p_spq = OSAL_NULL; 723 } 724 725 enum _ecore_status_t ecore_spq_get_entry(struct ecore_hwfn *p_hwfn, 726 struct ecore_spq_entry **pp_ent) 727 { 728 struct ecore_spq *p_spq = p_hwfn->p_spq; 729 struct ecore_spq_entry *p_ent = OSAL_NULL; 730 enum _ecore_status_t rc = ECORE_SUCCESS; 731 732 OSAL_SPIN_LOCK(&p_spq->lock); 733 734 if (OSAL_LIST_IS_EMPTY(&p_spq->free_pool)) { 735 p_ent = OSAL_ZALLOC(p_hwfn->p_dev, GFP_ATOMIC, sizeof(*p_ent)); 736 if (!p_ent) { 737 DP_NOTICE(p_hwfn, false, "Failed to allocate an SPQ entry for a pending ramrod\n"); 738 rc = ECORE_NOMEM; 739 goto out_unlock; 740 } 741 p_ent->queue = &p_spq->unlimited_pending; 742 } else { 743 p_ent = OSAL_LIST_FIRST_ENTRY(&p_spq->free_pool, 744 struct ecore_spq_entry, 745 list); 746 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, &p_spq->free_pool); 747 p_ent->queue = &p_spq->pending; 748 } 749 750 *pp_ent = p_ent; 751 752 out_unlock: 753 OSAL_SPIN_UNLOCK(&p_spq->lock); 754 return rc; 755 } 756 757 /* Locked variant; Should be called while the SPQ lock is taken */ 758 static void __ecore_spq_return_entry(struct ecore_hwfn *p_hwfn, 759 struct ecore_spq_entry *p_ent) 760 { 761 OSAL_LIST_PUSH_TAIL(&p_ent->list, &p_hwfn->p_spq->free_pool); 762 } 763 764 void ecore_spq_return_entry(struct ecore_hwfn *p_hwfn, 765 struct ecore_spq_entry *p_ent) 766 { 767 OSAL_SPIN_LOCK(&p_hwfn->p_spq->lock); 768 __ecore_spq_return_entry(p_hwfn, p_ent); 769 OSAL_SPIN_UNLOCK(&p_hwfn->p_spq->lock); 770 } 771 772 /** 773 * @brief ecore_spq_add_entry - adds a new entry to the pending 774 * list. Should be used while lock is being held. 775 * 776 * Addes an entry to the pending list is there is room (en empty 777 * element is avaliable in the free_pool), or else places the 778 * entry in the unlimited_pending pool. 779 * 780 * @param p_hwfn 781 * @param p_ent 782 * @param priority 783 * 784 * @return enum _ecore_status_t 785 */ 786 static enum _ecore_status_t ecore_spq_add_entry(struct ecore_hwfn *p_hwfn, 787 struct ecore_spq_entry *p_ent, 788 enum spq_priority priority) 789 { 790 struct ecore_spq *p_spq = p_hwfn->p_spq; 791 792 if (p_ent->queue == &p_spq->unlimited_pending) { 793 if (OSAL_LIST_IS_EMPTY(&p_spq->free_pool)) { 794 OSAL_LIST_PUSH_TAIL(&p_ent->list, 795 &p_spq->unlimited_pending); 796 p_spq->unlimited_pending_count++; 797 798 return ECORE_SUCCESS; 799 800 } else { 801 struct ecore_spq_entry *p_en2; 802 803 p_en2 = OSAL_LIST_FIRST_ENTRY(&p_spq->free_pool, 804 struct ecore_spq_entry, 805 list); 806 OSAL_LIST_REMOVE_ENTRY(&p_en2->list, &p_spq->free_pool); 807 808 /* Copy the ring element physical pointer to the new 809 * entry, since we are about to override the entire ring 810 * entry and don't want to lose the pointer. 811 */ 812 p_ent->elem.data_ptr = p_en2->elem.data_ptr; 813 814 *p_en2 = *p_ent; 815 816 /* EBLOCK responsible to free the allocated p_ent */ 817 if (p_ent->comp_mode != ECORE_SPQ_MODE_EBLOCK) 818 OSAL_FREE(p_hwfn->p_dev, p_ent); 819 820 p_ent = p_en2; 821 } 822 } 823 824 /* entry is to be placed in 'pending' queue */ 825 switch (priority) { 826 case ECORE_SPQ_PRIORITY_NORMAL: 827 OSAL_LIST_PUSH_TAIL(&p_ent->list, &p_spq->pending); 828 p_spq->normal_count++; 829 break; 830 case ECORE_SPQ_PRIORITY_HIGH: 831 OSAL_LIST_PUSH_HEAD(&p_ent->list, &p_spq->pending); 832 p_spq->high_count++; 833 break; 834 default: 835 return ECORE_INVAL; 836 } 837 838 return ECORE_SUCCESS; 839 } 840 841 /*************************************************************************** 842 * Accessor 843 ***************************************************************************/ 844 845 u32 ecore_spq_get_cid(struct ecore_hwfn *p_hwfn) 846 { 847 if (!p_hwfn->p_spq) { 848 return 0xffffffff; /* illegal */ 849 } 850 return p_hwfn->p_spq->cid; 851 } 852 853 /*************************************************************************** 854 * Posting new Ramrods 855 ***************************************************************************/ 856 857 static enum _ecore_status_t ecore_spq_post_list(struct ecore_hwfn *p_hwfn, 858 osal_list_t *head, 859 u32 keep_reserve) 860 { 861 struct ecore_spq *p_spq = p_hwfn->p_spq; 862 enum _ecore_status_t rc; 863 864 /* TODO - implementation might be wasteful; will always keep room 865 * for an additional high priority ramrod (even if one is already 866 * pending FW) 867 */ 868 while (ecore_chain_get_elem_left(&p_spq->chain) > keep_reserve && 869 !OSAL_LIST_IS_EMPTY(head)) { 870 struct ecore_spq_entry *p_ent = 871 OSAL_LIST_FIRST_ENTRY(head, struct ecore_spq_entry, list); 872 if (p_ent != OSAL_NULL) { 873 #if defined(_NTDDK_) 874 #pragma warning(suppress : 6011 28182) 875 #endif 876 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, head); 877 OSAL_LIST_PUSH_TAIL(&p_ent->list, &p_spq->completion_pending); 878 p_spq->comp_sent_count++; 879 880 rc = ecore_spq_hw_post(p_hwfn, p_spq, p_ent); 881 if (rc) { 882 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, 883 &p_spq->completion_pending); 884 __ecore_spq_return_entry(p_hwfn, p_ent); 885 return rc; 886 } 887 } 888 } 889 890 return ECORE_SUCCESS; 891 } 892 893 enum _ecore_status_t ecore_spq_pend_post(struct ecore_hwfn *p_hwfn) 894 { 895 struct ecore_spq *p_spq = p_hwfn->p_spq; 896 struct ecore_spq_entry *p_ent = OSAL_NULL; 897 898 while (!OSAL_LIST_IS_EMPTY(&p_spq->free_pool)) 899 { 900 if (OSAL_LIST_IS_EMPTY(&p_spq->unlimited_pending)) 901 break; 902 903 p_ent = OSAL_LIST_FIRST_ENTRY(&p_spq->unlimited_pending, 904 struct ecore_spq_entry, 905 list); 906 if (!p_ent) 907 return ECORE_INVAL; 908 909 #if defined(_NTDDK_) 910 #pragma warning(suppress : 6011) 911 #endif 912 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, &p_spq->unlimited_pending); 913 914 ecore_spq_add_entry(p_hwfn, p_ent, p_ent->priority); 915 } 916 917 return ecore_spq_post_list(p_hwfn, &p_spq->pending, 918 SPQ_HIGH_PRI_RESERVE_DEFAULT); 919 } 920 921 enum _ecore_status_t ecore_spq_post(struct ecore_hwfn *p_hwfn, 922 struct ecore_spq_entry *p_ent, 923 u8 *fw_return_code) 924 { 925 enum _ecore_status_t rc = ECORE_SUCCESS; 926 struct ecore_spq *p_spq = p_hwfn ? p_hwfn->p_spq : OSAL_NULL; 927 bool b_ret_ent = true; 928 929 if (!p_hwfn) 930 return ECORE_INVAL; 931 932 if (!p_ent) { 933 DP_NOTICE(p_hwfn, true, "Got a NULL pointer\n"); 934 return ECORE_INVAL; 935 } 936 937 if (p_hwfn->p_dev->recov_in_prog) { 938 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, 939 "Recovery is in progress -> skip spq post [cmd %02x protocol %02x]\n", 940 p_ent->elem.hdr.cmd_id, p_ent->elem.hdr.protocol_id); 941 /* Return success to let the flows to be completed successfully 942 * w/o any error handling. 943 */ 944 return ECORE_SUCCESS; 945 } 946 947 OSAL_SPIN_LOCK(&p_spq->lock); 948 949 /* Complete the entry */ 950 rc = ecore_spq_fill_entry(p_hwfn, p_ent); 951 952 /* Check return value after LOCK is taken for cleaner error flow */ 953 if (rc) 954 goto spq_post_fail; 955 956 /* Add the request to the pending queue */ 957 rc = ecore_spq_add_entry(p_hwfn, p_ent, p_ent->priority); 958 if (rc) 959 goto spq_post_fail; 960 961 rc = ecore_spq_pend_post(p_hwfn); 962 if (rc) { 963 /* Since it's possible that pending failed for a different 964 * entry [although unlikely], the failed entry was already 965 * dealt with; No need to return it here. 966 */ 967 b_ret_ent = false; 968 goto spq_post_fail; 969 } 970 971 OSAL_SPIN_UNLOCK(&p_spq->lock); 972 973 if (p_ent->comp_mode == ECORE_SPQ_MODE_EBLOCK) { 974 /* For entries in ECORE BLOCK mode, the completion code cannot 975 * perform the necessary cleanup - if it did, we couldn't 976 * access p_ent here to see whether it's successful or not. 977 * Thus, after gaining the answer perform the cleanup here. 978 */ 979 rc = ecore_spq_block(p_hwfn, p_ent, fw_return_code, 980 p_ent->queue == &p_spq->unlimited_pending); 981 982 if (p_ent->queue == &p_spq->unlimited_pending) { 983 /* This is an allocated p_ent which does not need to 984 * return to pool. 985 */ 986 OSAL_FREE(p_hwfn->p_dev, p_ent); 987 988 /* TBD: handle error flow and remove p_ent from 989 * completion pending 990 */ 991 return rc; 992 } 993 994 if (rc) 995 goto spq_post_fail2; 996 997 /* return to pool */ 998 ecore_spq_return_entry(p_hwfn, p_ent); 999 } 1000 return rc; 1001 1002 spq_post_fail2: 1003 OSAL_SPIN_LOCK(&p_spq->lock); 1004 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, &p_spq->completion_pending); 1005 ecore_chain_return_produced(&p_spq->chain); 1006 1007 spq_post_fail: 1008 /* return to the free pool */ 1009 if (b_ret_ent) 1010 __ecore_spq_return_entry(p_hwfn, p_ent); 1011 OSAL_SPIN_UNLOCK(&p_spq->lock); 1012 1013 return rc; 1014 } 1015 1016 enum _ecore_status_t ecore_spq_completion(struct ecore_hwfn *p_hwfn, 1017 __le16 echo, 1018 u8 fw_return_code, 1019 union event_ring_data *p_data) 1020 { 1021 struct ecore_spq *p_spq; 1022 struct ecore_spq_entry *p_ent = OSAL_NULL; 1023 struct ecore_spq_entry *tmp; 1024 struct ecore_spq_entry *found = OSAL_NULL; 1025 1026 if (!p_hwfn) { 1027 return ECORE_INVAL; 1028 } 1029 1030 p_spq = p_hwfn->p_spq; 1031 if (!p_spq) { 1032 return ECORE_INVAL; 1033 } 1034 1035 OSAL_SPIN_LOCK(&p_spq->lock); 1036 OSAL_LIST_FOR_EACH_ENTRY_SAFE(p_ent, 1037 tmp, 1038 &p_spq->completion_pending, 1039 list, 1040 struct ecore_spq_entry) { 1041 if (p_ent->elem.hdr.echo == echo) { 1042 OSAL_LIST_REMOVE_ENTRY(&p_ent->list, 1043 &p_spq->completion_pending); 1044 1045 /* Avoid overriding of SPQ entries when getting 1046 * out-of-order completions, by marking the completions 1047 * in a bitmap and increasing the chain consumer only 1048 * for the first successive completed entries. 1049 */ 1050 SPQ_COMP_BMAP_SET_BIT(p_spq, echo); 1051 while (SPQ_COMP_BMAP_TEST_BIT(p_spq, 1052 p_spq->comp_bitmap_idx)) { 1053 SPQ_COMP_BMAP_CLEAR_BIT(p_spq, 1054 p_spq->comp_bitmap_idx); 1055 p_spq->comp_bitmap_idx++; 1056 ecore_chain_return_produced(&p_spq->chain); 1057 } 1058 1059 p_spq->comp_count++; 1060 found = p_ent; 1061 break; 1062 } 1063 1064 /* This is debug and should be relatively uncommon - depends 1065 * on scenarios which have mutliple per-PF sent ramrods. 1066 */ 1067 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, 1068 "Got completion for echo %04x - doesn't match echo %04x in completion pending list\n", 1069 OSAL_LE16_TO_CPU(echo), 1070 OSAL_LE16_TO_CPU(p_ent->elem.hdr.echo)); 1071 } 1072 1073 /* Release lock before callback, as callback may post 1074 * an additional ramrod. 1075 */ 1076 OSAL_SPIN_UNLOCK(&p_spq->lock); 1077 1078 if (!found) { 1079 DP_NOTICE(p_hwfn, true, 1080 "Failed to find an entry this EQE [echo %04x] completes\n", 1081 OSAL_LE16_TO_CPU(echo)); 1082 return ECORE_EXISTS; 1083 } 1084 1085 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, 1086 "Complete EQE [echo %04x]: func %p cookie %p)\n", 1087 OSAL_LE16_TO_CPU(echo), 1088 p_ent->comp_cb.function, p_ent->comp_cb.cookie); 1089 if (found->comp_cb.function) 1090 found->comp_cb.function(p_hwfn, found->comp_cb.cookie, p_data, 1091 fw_return_code); 1092 else 1093 DP_VERBOSE(p_hwfn, ECORE_MSG_SPQ, "Got a completion without a callback function\n"); 1094 1095 if ((found->comp_mode != ECORE_SPQ_MODE_EBLOCK) || 1096 (found->queue == &p_spq->unlimited_pending)) 1097 /* EBLOCK is responsible for returning its own entry into the 1098 * free list, unless it originally added the entry into the 1099 * unlimited pending list. 1100 */ 1101 ecore_spq_return_entry(p_hwfn, found); 1102 1103 return ECORE_SUCCESS; 1104 } 1105 1106 enum _ecore_status_t ecore_consq_alloc(struct ecore_hwfn *p_hwfn) 1107 { 1108 struct ecore_consq *p_consq; 1109 1110 /* Allocate ConsQ struct */ 1111 p_consq = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_consq)); 1112 if (!p_consq) { 1113 DP_NOTICE(p_hwfn, false, 1114 "Failed to allocate `struct ecore_consq'\n"); 1115 return ECORE_NOMEM; 1116 } 1117 1118 /* Allocate and initialize EQ chain*/ 1119 if (ecore_chain_alloc(p_hwfn->p_dev, 1120 ECORE_CHAIN_USE_TO_PRODUCE, 1121 ECORE_CHAIN_MODE_PBL, 1122 ECORE_CHAIN_CNT_TYPE_U16, 1123 ECORE_CHAIN_PAGE_SIZE/0x80, 1124 0x80, 1125 &p_consq->chain, OSAL_NULL) != ECORE_SUCCESS) { 1126 DP_NOTICE(p_hwfn, false, "Failed to allocate consq chain"); 1127 goto consq_allocate_fail; 1128 } 1129 1130 p_hwfn->p_consq = p_consq; 1131 return ECORE_SUCCESS; 1132 1133 consq_allocate_fail: 1134 OSAL_FREE(p_hwfn->p_dev, p_consq); 1135 return ECORE_NOMEM; 1136 } 1137 1138 void ecore_consq_setup(struct ecore_hwfn *p_hwfn) 1139 { 1140 ecore_chain_reset(&p_hwfn->p_consq->chain); 1141 } 1142 1143 void ecore_consq_free(struct ecore_hwfn *p_hwfn) 1144 { 1145 if (!p_hwfn->p_consq) 1146 return; 1147 1148 ecore_chain_free(p_hwfn->p_dev, &p_hwfn->p_consq->chain); 1149 1150 OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_consq); 1151 p_hwfn->p_consq = OSAL_NULL; 1152 } 1153 1154 #ifdef _NTDDK_ 1155 #pragma warning(pop) 1156 #endif 1157