1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) 2/* QLogic qed NIC Driver 3 * Copyright (c) 2015-2017 QLogic Corporation 4 * Copyright (c) 2019-2020 Marvell International Ltd. 5 */ 6 7#include <linux/crc32.h> 8#include <linux/etherdevice.h> 9#include "qed.h" 10#include "qed_sriov.h" 11#include "qed_vf.h" 12 13static void *qed_vf_pf_prep(struct qed_hwfn *p_hwfn, u16 type, u16 length) 14{ 15 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 16 void *p_tlv; 17 18 /* This lock is released when we receive PF's response 19 * in qed_send_msg2pf(). 20 * So, qed_vf_pf_prep() and qed_send_msg2pf() 21 * must come in sequence. 22 */ 23 mutex_lock(&(p_iov->mutex)); 24 25 DP_VERBOSE(p_hwfn, 26 QED_MSG_IOV, 27 "preparing to send 0x%04x tlv over vf pf channel\n", 28 type); 29 30 /* Reset Requst offset */ 31 p_iov->offset = (u8 *)p_iov->vf2pf_request; 32 33 /* Clear mailbox - both request and reply */ 34 memset(p_iov->vf2pf_request, 0, sizeof(union vfpf_tlvs)); 35 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); 36 37 /* Init type and length */ 38 p_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, type, length); 39 40 /* Init first tlv header */ 41 ((struct vfpf_first_tlv *)p_tlv)->reply_address = 42 (u64)p_iov->pf2vf_reply_phys; 43 44 return p_tlv; 45} 46 47static void qed_vf_pf_req_end(struct qed_hwfn *p_hwfn, int req_status) 48{ 49 union pfvf_tlvs *resp = p_hwfn->vf_iov_info->pf2vf_reply; 50 51 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 52 "VF request status = 0x%x, PF reply status = 0x%x\n", 53 req_status, resp->default_resp.hdr.status); 54 55 mutex_unlock(&(p_hwfn->vf_iov_info->mutex)); 56} 57 58#define QED_VF_CHANNEL_USLEEP_ITERATIONS 90 59#define QED_VF_CHANNEL_USLEEP_DELAY 100 60#define QED_VF_CHANNEL_MSLEEP_ITERATIONS 10 61#define QED_VF_CHANNEL_MSLEEP_DELAY 25 62 63static int qed_send_msg2pf(struct qed_hwfn *p_hwfn, u8 *done, u32 resp_size) 64{ 65 union vfpf_tlvs *p_req = p_hwfn->vf_iov_info->vf2pf_request; 66 struct ustorm_trigger_vf_zone trigger; 67 struct ustorm_vf_zone *zone_data; 68 int iter, rc = 0; 69 70 zone_data = (struct ustorm_vf_zone *)PXP_VF_BAR0_START_USDM_ZONE_B; 71 72 /* output tlvs list */ 73 qed_dp_tlv_list(p_hwfn, p_req); 74 75 /* need to add the END TLV to the message size */ 76 resp_size += sizeof(struct channel_list_end_tlv); 77 78 /* Send TLVs over HW channel */ 79 memset(&trigger, 0, sizeof(struct ustorm_trigger_vf_zone)); 80 trigger.vf_pf_msg_valid = 1; 81 82 DP_VERBOSE(p_hwfn, 83 QED_MSG_IOV, 84 "VF -> PF [%02x] message: [%08x, %08x] --> %p, %08x --> %p\n", 85 GET_FIELD(p_hwfn->hw_info.concrete_fid, 86 PXP_CONCRETE_FID_PFID), 87 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), 88 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys), 89 &zone_data->non_trigger.vf_pf_msg_addr, 90 *((u32 *)&trigger), &zone_data->trigger); 91 92 REG_WR(p_hwfn, 93 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.lo, 94 lower_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); 95 96 REG_WR(p_hwfn, 97 (uintptr_t)&zone_data->non_trigger.vf_pf_msg_addr.hi, 98 upper_32_bits(p_hwfn->vf_iov_info->vf2pf_request_phys)); 99 100 /* The message data must be written first, to prevent trigger before 101 * data is written. 102 */ 103 wmb(); 104 105 REG_WR(p_hwfn, (uintptr_t)&zone_data->trigger, *((u32 *)&trigger)); 106 107 /* When PF would be done with the response, it would write back to the 108 * `done' address from a coherent DMA zone. Poll until then. 109 */ 110 111 iter = QED_VF_CHANNEL_USLEEP_ITERATIONS; 112 while (!*done && iter--) { 113 udelay(QED_VF_CHANNEL_USLEEP_DELAY); 114 dma_rmb(); 115 } 116 117 iter = QED_VF_CHANNEL_MSLEEP_ITERATIONS; 118 while (!*done && iter--) { 119 msleep(QED_VF_CHANNEL_MSLEEP_DELAY); 120 dma_rmb(); 121 } 122 123 if (!*done) { 124 DP_NOTICE(p_hwfn, 125 "VF <-- PF Timeout [Type %d]\n", 126 p_req->first_tlv.tl.type); 127 rc = -EBUSY; 128 } else { 129 if ((*done != PFVF_STATUS_SUCCESS) && 130 (*done != PFVF_STATUS_NO_RESOURCE)) 131 DP_NOTICE(p_hwfn, 132 "PF response: %d [Type %d]\n", 133 *done, p_req->first_tlv.tl.type); 134 else 135 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 136 "PF response: %d [Type %d]\n", 137 *done, p_req->first_tlv.tl.type); 138 } 139 140 return rc; 141} 142 143static void qed_vf_pf_add_qid(struct qed_hwfn *p_hwfn, 144 struct qed_queue_cid *p_cid) 145{ 146 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 147 struct vfpf_qid_tlv *p_qid_tlv; 148 149 /* Only add QIDs for the queue if it was negotiated with PF */ 150 if (!(p_iov->acquire_resp.pfdev_info.capabilities & 151 PFVF_ACQUIRE_CAP_QUEUE_QIDS)) 152 return; 153 154 p_qid_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, 155 CHANNEL_TLV_QID, sizeof(*p_qid_tlv)); 156 p_qid_tlv->qid = p_cid->qid_usage_idx; 157} 158 159static int _qed_vf_pf_release(struct qed_hwfn *p_hwfn, bool b_final) 160{ 161 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 162 struct pfvf_def_resp_tlv *resp; 163 struct vfpf_first_tlv *req; 164 u32 size; 165 int rc; 166 167 /* clear mailbox and prep first tlv */ 168 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_RELEASE, sizeof(*req)); 169 170 /* add list termination tlv */ 171 qed_add_tlv(p_hwfn, &p_iov->offset, 172 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 173 174 resp = &p_iov->pf2vf_reply->default_resp; 175 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 176 177 if (!rc && resp->hdr.status != PFVF_STATUS_SUCCESS) 178 rc = -EAGAIN; 179 180 qed_vf_pf_req_end(p_hwfn, rc); 181 if (!b_final) 182 return rc; 183 184 p_hwfn->b_int_enabled = 0; 185 186 if (p_iov->vf2pf_request) 187 dma_free_coherent(&p_hwfn->cdev->pdev->dev, 188 sizeof(union vfpf_tlvs), 189 p_iov->vf2pf_request, 190 p_iov->vf2pf_request_phys); 191 if (p_iov->pf2vf_reply) 192 dma_free_coherent(&p_hwfn->cdev->pdev->dev, 193 sizeof(union pfvf_tlvs), 194 p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); 195 196 if (p_iov->bulletin.p_virt) { 197 size = sizeof(struct qed_bulletin_content); 198 dma_free_coherent(&p_hwfn->cdev->pdev->dev, 199 size, 200 p_iov->bulletin.p_virt, p_iov->bulletin.phys); 201 } 202 203 kfree(p_hwfn->vf_iov_info); 204 p_hwfn->vf_iov_info = NULL; 205 206 return rc; 207} 208 209int qed_vf_pf_release(struct qed_hwfn *p_hwfn) 210{ 211 return _qed_vf_pf_release(p_hwfn, true); 212} 213 214#define VF_ACQUIRE_THRESH 3 215static void qed_vf_pf_acquire_reduce_resc(struct qed_hwfn *p_hwfn, 216 struct vf_pf_resc_request *p_req, 217 struct pf_vf_resc *p_resp) 218{ 219 DP_VERBOSE(p_hwfn, 220 QED_MSG_IOV, 221 "PF unwilling to fulfill resource request: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]. Try PF recommended amount\n", 222 p_req->num_rxqs, 223 p_resp->num_rxqs, 224 p_req->num_rxqs, 225 p_resp->num_txqs, 226 p_req->num_sbs, 227 p_resp->num_sbs, 228 p_req->num_mac_filters, 229 p_resp->num_mac_filters, 230 p_req->num_vlan_filters, 231 p_resp->num_vlan_filters, 232 p_req->num_mc_filters, 233 p_resp->num_mc_filters, p_req->num_cids, p_resp->num_cids); 234 235 /* humble our request */ 236 p_req->num_txqs = p_resp->num_txqs; 237 p_req->num_rxqs = p_resp->num_rxqs; 238 p_req->num_sbs = p_resp->num_sbs; 239 p_req->num_mac_filters = p_resp->num_mac_filters; 240 p_req->num_vlan_filters = p_resp->num_vlan_filters; 241 p_req->num_mc_filters = p_resp->num_mc_filters; 242 p_req->num_cids = p_resp->num_cids; 243} 244 245static int qed_vf_pf_acquire(struct qed_hwfn *p_hwfn) 246{ 247 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 248 struct pfvf_acquire_resp_tlv *resp = &p_iov->pf2vf_reply->acquire_resp; 249 struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info; 250 struct vf_pf_resc_request *p_resc; 251 u8 retry_cnt = VF_ACQUIRE_THRESH; 252 bool resources_acquired = false; 253 struct vfpf_acquire_tlv *req; 254 int rc = 0, attempts = 0; 255 256 /* clear mailbox and prep first tlv */ 257 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_ACQUIRE, sizeof(*req)); 258 p_resc = &req->resc_request; 259 260 /* starting filling the request */ 261 req->vfdev_info.opaque_fid = p_hwfn->hw_info.opaque_fid; 262 263 p_resc->num_rxqs = QED_MAX_VF_CHAINS_PER_PF; 264 p_resc->num_txqs = QED_MAX_VF_CHAINS_PER_PF; 265 p_resc->num_sbs = QED_MAX_VF_CHAINS_PER_PF; 266 p_resc->num_mac_filters = QED_ETH_VF_NUM_MAC_FILTERS; 267 p_resc->num_vlan_filters = QED_ETH_VF_NUM_VLAN_FILTERS; 268 p_resc->num_cids = QED_ETH_VF_DEFAULT_NUM_CIDS; 269 270 req->vfdev_info.os_type = VFPF_ACQUIRE_OS_LINUX; 271 req->vfdev_info.fw_major = FW_MAJOR_VERSION; 272 req->vfdev_info.fw_minor = FW_MINOR_VERSION; 273 req->vfdev_info.fw_revision = FW_REVISION_VERSION; 274 req->vfdev_info.fw_engineering = FW_ENGINEERING_VERSION; 275 req->vfdev_info.eth_fp_hsi_major = ETH_HSI_VER_MAJOR; 276 req->vfdev_info.eth_fp_hsi_minor = ETH_HSI_VER_MINOR; 277 278 /* Fill capability field with any non-deprecated config we support */ 279 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_100G; 280 281 /* If we've mapped the doorbell bar, try using queue qids */ 282 if (p_iov->b_doorbell_bar) { 283 req->vfdev_info.capabilities |= VFPF_ACQUIRE_CAP_PHYSICAL_BAR | 284 VFPF_ACQUIRE_CAP_QUEUE_QIDS; 285 p_resc->num_cids = QED_ETH_VF_MAX_NUM_CIDS; 286 } 287 288 /* pf 2 vf bulletin board address */ 289 req->bulletin_addr = p_iov->bulletin.phys; 290 req->bulletin_size = p_iov->bulletin.size; 291 292 /* add list termination tlv */ 293 qed_add_tlv(p_hwfn, &p_iov->offset, 294 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 295 296 while (!resources_acquired) { 297 DP_VERBOSE(p_hwfn, 298 QED_MSG_IOV, "attempting to acquire resources\n"); 299 300 /* Clear response buffer, as this might be a re-send */ 301 memset(p_iov->pf2vf_reply, 0, sizeof(union pfvf_tlvs)); 302 303 /* send acquire request */ 304 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 305 306 /* Re-try acquire in case of vf-pf hw channel timeout */ 307 if (retry_cnt && rc == -EBUSY) { 308 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 309 "VF retrying to acquire due to VPC timeout\n"); 310 retry_cnt--; 311 continue; 312 } 313 314 if (rc) 315 goto exit; 316 317 /* copy acquire response from buffer to p_hwfn */ 318 memcpy(&p_iov->acquire_resp, resp, sizeof(p_iov->acquire_resp)); 319 320 attempts++; 321 322 if (resp->hdr.status == PFVF_STATUS_SUCCESS) { 323 /* PF agrees to allocate our resources */ 324 if (!(resp->pfdev_info.capabilities & 325 PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE)) { 326 /* It's possible legacy PF mistakenly accepted; 327 * but we don't care - simply mark it as 328 * legacy and continue. 329 */ 330 req->vfdev_info.capabilities |= 331 VFPF_ACQUIRE_CAP_PRE_FP_HSI; 332 } 333 DP_VERBOSE(p_hwfn, QED_MSG_IOV, "resources acquired\n"); 334 resources_acquired = true; 335 } else if (resp->hdr.status == PFVF_STATUS_NO_RESOURCE && 336 attempts < VF_ACQUIRE_THRESH) { 337 qed_vf_pf_acquire_reduce_resc(p_hwfn, p_resc, 338 &resp->resc); 339 } else if (resp->hdr.status == PFVF_STATUS_NOT_SUPPORTED) { 340 if (pfdev_info->major_fp_hsi && 341 (pfdev_info->major_fp_hsi != ETH_HSI_VER_MAJOR)) { 342 DP_NOTICE(p_hwfn, 343 "PF uses an incompatible fastpath HSI %02x.%02x [VF requires %02x.%02x]. Please change to a VF driver using %02x.xx.\n", 344 pfdev_info->major_fp_hsi, 345 pfdev_info->minor_fp_hsi, 346 ETH_HSI_VER_MAJOR, 347 ETH_HSI_VER_MINOR, 348 pfdev_info->major_fp_hsi); 349 rc = -EINVAL; 350 goto exit; 351 } 352 353 if (!pfdev_info->major_fp_hsi) { 354 if (req->vfdev_info.capabilities & 355 VFPF_ACQUIRE_CAP_PRE_FP_HSI) { 356 DP_NOTICE(p_hwfn, 357 "PF uses very old drivers. Please change to a VF driver using no later than 8.8.x.x.\n"); 358 rc = -EINVAL; 359 goto exit; 360 } else { 361 DP_INFO(p_hwfn, 362 "PF is old - try re-acquire to see if it supports FW-version override\n"); 363 req->vfdev_info.capabilities |= 364 VFPF_ACQUIRE_CAP_PRE_FP_HSI; 365 continue; 366 } 367 } 368 369 /* If PF/VF are using same Major, PF must have had 370 * it's reasons. Simply fail. 371 */ 372 DP_NOTICE(p_hwfn, "PF rejected acquisition by VF\n"); 373 rc = -EINVAL; 374 goto exit; 375 } else { 376 DP_ERR(p_hwfn, 377 "PF returned error %d to VF acquisition request\n", 378 resp->hdr.status); 379 rc = -EAGAIN; 380 goto exit; 381 } 382 } 383 384 /* Mark the PF as legacy, if needed */ 385 if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_PRE_FP_HSI) 386 p_iov->b_pre_fp_hsi = true; 387 388 /* In case PF doesn't support multi-queue Tx, update the number of 389 * CIDs to reflect the number of queues [older PFs didn't fill that 390 * field]. 391 */ 392 if (!(resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_QUEUE_QIDS)) 393 resp->resc.num_cids = resp->resc.num_rxqs + resp->resc.num_txqs; 394 395 /* Update bulletin board size with response from PF */ 396 p_iov->bulletin.size = resp->bulletin_size; 397 398 /* get HW info */ 399 p_hwfn->cdev->type = resp->pfdev_info.dev_type; 400 p_hwfn->cdev->chip_rev = resp->pfdev_info.chip_rev; 401 402 p_hwfn->cdev->chip_num = pfdev_info->chip_num & 0xffff; 403 404 /* Learn of the possibility of CMT */ 405 if (IS_LEAD_HWFN(p_hwfn)) { 406 if (resp->pfdev_info.capabilities & PFVF_ACQUIRE_CAP_100G) { 407 DP_NOTICE(p_hwfn, "100g VF\n"); 408 p_hwfn->cdev->num_hwfns = 2; 409 } 410 } 411 412 if (!p_iov->b_pre_fp_hsi && 413 (resp->pfdev_info.minor_fp_hsi < ETH_HSI_VER_MINOR)) { 414 DP_INFO(p_hwfn, 415 "PF is using older fastpath HSI; %02x.%02x is configured\n", 416 ETH_HSI_VER_MAJOR, resp->pfdev_info.minor_fp_hsi); 417 } 418 419exit: 420 qed_vf_pf_req_end(p_hwfn, rc); 421 422 return rc; 423} 424 425u32 qed_vf_hw_bar_size(struct qed_hwfn *p_hwfn, enum BAR_ID bar_id) 426{ 427 u32 bar_size; 428 429 /* Regview size is fixed */ 430 if (bar_id == BAR_ID_0) 431 return 1 << 17; 432 433 /* Doorbell is received from PF */ 434 bar_size = p_hwfn->vf_iov_info->acquire_resp.pfdev_info.bar_size; 435 if (bar_size) 436 return 1 << bar_size; 437 return 0; 438} 439 440int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) 441{ 442 struct qed_hwfn *p_lead = QED_LEADING_HWFN(p_hwfn->cdev); 443 struct qed_vf_iov *p_iov; 444 u32 reg; 445 int rc; 446 447 /* Set number of hwfns - might be overriden once leading hwfn learns 448 * actual configuration from PF. 449 */ 450 if (IS_LEAD_HWFN(p_hwfn)) 451 p_hwfn->cdev->num_hwfns = 1; 452 453 reg = PXP_VF_BAR0_ME_OPAQUE_ADDRESS; 454 p_hwfn->hw_info.opaque_fid = (u16)REG_RD(p_hwfn, reg); 455 456 reg = PXP_VF_BAR0_ME_CONCRETE_ADDRESS; 457 p_hwfn->hw_info.concrete_fid = REG_RD(p_hwfn, reg); 458 459 /* Allocate vf sriov info */ 460 p_iov = kzalloc(sizeof(*p_iov), GFP_KERNEL); 461 if (!p_iov) 462 return -ENOMEM; 463 464 /* Doorbells are tricky; Upper-layer has alreday set the hwfn doorbell 465 * value, but there are several incompatibily scenarios where that 466 * would be incorrect and we'd need to override it. 467 */ 468 if (!p_hwfn->doorbells) { 469 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + 470 PXP_VF_BAR0_START_DQ; 471 } else if (p_hwfn == p_lead) { 472 /* For leading hw-function, value is always correct, but need 473 * to handle scenario where legacy PF would not support 100g 474 * mapped bars later. 475 */ 476 p_iov->b_doorbell_bar = true; 477 } else { 478 /* here, value would be correct ONLY if the leading hwfn 479 * received indication that mapped-bars are supported. 480 */ 481 if (p_lead->vf_iov_info->b_doorbell_bar) 482 p_iov->b_doorbell_bar = true; 483 else 484 p_hwfn->doorbells = (u8 __iomem *) 485 p_hwfn->regview + PXP_VF_BAR0_START_DQ; 486 } 487 488 /* Allocate vf2pf msg */ 489 p_iov->vf2pf_request = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, 490 sizeof(union vfpf_tlvs), 491 &p_iov->vf2pf_request_phys, 492 GFP_KERNEL); 493 if (!p_iov->vf2pf_request) 494 goto free_p_iov; 495 496 p_iov->pf2vf_reply = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, 497 sizeof(union pfvf_tlvs), 498 &p_iov->pf2vf_reply_phys, 499 GFP_KERNEL); 500 if (!p_iov->pf2vf_reply) 501 goto free_vf2pf_request; 502 503 DP_VERBOSE(p_hwfn, 504 QED_MSG_IOV, 505 "VF's Request mailbox [%p virt 0x%llx phys], Response mailbox [%p virt 0x%llx phys]\n", 506 p_iov->vf2pf_request, 507 (u64) p_iov->vf2pf_request_phys, 508 p_iov->pf2vf_reply, (u64)p_iov->pf2vf_reply_phys); 509 510 /* Allocate Bulletin board */ 511 p_iov->bulletin.size = sizeof(struct qed_bulletin_content); 512 p_iov->bulletin.p_virt = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, 513 p_iov->bulletin.size, 514 &p_iov->bulletin.phys, 515 GFP_KERNEL); 516 if (!p_iov->bulletin.p_virt) 517 goto free_pf2vf_reply; 518 519 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 520 "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", 521 p_iov->bulletin.p_virt, 522 (u64)p_iov->bulletin.phys, p_iov->bulletin.size); 523 524 mutex_init(&p_iov->mutex); 525 526 p_hwfn->vf_iov_info = p_iov; 527 528 p_hwfn->hw_info.personality = QED_PCI_ETH; 529 530 rc = qed_vf_pf_acquire(p_hwfn); 531 532 /* If VF is 100g using a mapped bar and PF is too old to support that, 533 * acquisition would succeed - but the VF would have no way knowing 534 * the size of the doorbell bar configured in HW and thus will not 535 * know how to split it for 2nd hw-function. 536 * In this case we re-try without the indication of the mapped 537 * doorbell. 538 */ 539 if (!rc && p_iov->b_doorbell_bar && 540 !qed_vf_hw_bar_size(p_hwfn, BAR_ID_1) && 541 (p_hwfn->cdev->num_hwfns > 1)) { 542 rc = _qed_vf_pf_release(p_hwfn, false); 543 if (rc) 544 return rc; 545 546 p_iov->b_doorbell_bar = false; 547 p_hwfn->doorbells = (u8 __iomem *)p_hwfn->regview + 548 PXP_VF_BAR0_START_DQ; 549 rc = qed_vf_pf_acquire(p_hwfn); 550 } 551 552 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 553 "Regview [%p], Doorbell [%p], Device-doorbell [%p]\n", 554 p_hwfn->regview, p_hwfn->doorbells, p_hwfn->cdev->doorbells); 555 556 return rc; 557 558free_pf2vf_reply: 559 dma_free_coherent(&p_hwfn->cdev->pdev->dev, 560 sizeof(union pfvf_tlvs), 561 p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); 562free_vf2pf_request: 563 dma_free_coherent(&p_hwfn->cdev->pdev->dev, 564 sizeof(union vfpf_tlvs), 565 p_iov->vf2pf_request, p_iov->vf2pf_request_phys); 566free_p_iov: 567 kfree(p_iov); 568 569 return -ENOMEM; 570} 571#define TSTORM_QZONE_START PXP_VF_BAR0_START_SDM_ZONE_A 572#define MSTORM_QZONE_START(dev) (TSTORM_QZONE_START + \ 573 (TSTORM_QZONE_SIZE * NUM_OF_L2_QUEUES(dev))) 574 575static void 576__qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, 577 struct qed_tunn_update_type *p_src, 578 enum qed_tunn_mode mask, u8 *p_cls) 579{ 580 if (p_src->b_update_mode) { 581 p_req->tun_mode_update_mask |= BIT(mask); 582 583 if (p_src->b_mode_enabled) 584 p_req->tunn_mode |= BIT(mask); 585 } 586 587 *p_cls = p_src->tun_cls; 588} 589 590static void 591qed_vf_prep_tunn_req_tlv(struct vfpf_update_tunn_param_tlv *p_req, 592 struct qed_tunn_update_type *p_src, 593 enum qed_tunn_mode mask, 594 u8 *p_cls, struct qed_tunn_update_udp_port *p_port, 595 u8 *p_update_port, u16 *p_udp_port) 596{ 597 if (p_port->b_update_port) { 598 *p_update_port = 1; 599 *p_udp_port = p_port->port; 600 } 601 602 __qed_vf_prep_tunn_req_tlv(p_req, p_src, mask, p_cls); 603} 604 605void qed_vf_set_vf_start_tunn_update_param(struct qed_tunnel_info *p_tun) 606{ 607 if (p_tun->vxlan.b_mode_enabled) 608 p_tun->vxlan.b_update_mode = true; 609 if (p_tun->l2_geneve.b_mode_enabled) 610 p_tun->l2_geneve.b_update_mode = true; 611 if (p_tun->ip_geneve.b_mode_enabled) 612 p_tun->ip_geneve.b_update_mode = true; 613 if (p_tun->l2_gre.b_mode_enabled) 614 p_tun->l2_gre.b_update_mode = true; 615 if (p_tun->ip_gre.b_mode_enabled) 616 p_tun->ip_gre.b_update_mode = true; 617 618 p_tun->b_update_rx_cls = true; 619 p_tun->b_update_tx_cls = true; 620} 621 622static void 623__qed_vf_update_tunn_param(struct qed_tunn_update_type *p_tun, 624 u16 feature_mask, u8 tunn_mode, 625 u8 tunn_cls, enum qed_tunn_mode val) 626{ 627 if (feature_mask & BIT(val)) { 628 p_tun->b_mode_enabled = tunn_mode; 629 p_tun->tun_cls = tunn_cls; 630 } else { 631 p_tun->b_mode_enabled = false; 632 } 633} 634 635static void qed_vf_update_tunn_param(struct qed_hwfn *p_hwfn, 636 struct qed_tunnel_info *p_tun, 637 struct pfvf_update_tunn_param_tlv *p_resp) 638{ 639 /* Update mode and classes provided by PF */ 640 u16 feat_mask = p_resp->tunn_feature_mask; 641 642 __qed_vf_update_tunn_param(&p_tun->vxlan, feat_mask, 643 p_resp->vxlan_mode, p_resp->vxlan_clss, 644 QED_MODE_VXLAN_TUNN); 645 __qed_vf_update_tunn_param(&p_tun->l2_geneve, feat_mask, 646 p_resp->l2geneve_mode, 647 p_resp->l2geneve_clss, 648 QED_MODE_L2GENEVE_TUNN); 649 __qed_vf_update_tunn_param(&p_tun->ip_geneve, feat_mask, 650 p_resp->ipgeneve_mode, 651 p_resp->ipgeneve_clss, 652 QED_MODE_IPGENEVE_TUNN); 653 __qed_vf_update_tunn_param(&p_tun->l2_gre, feat_mask, 654 p_resp->l2gre_mode, p_resp->l2gre_clss, 655 QED_MODE_L2GRE_TUNN); 656 __qed_vf_update_tunn_param(&p_tun->ip_gre, feat_mask, 657 p_resp->ipgre_mode, p_resp->ipgre_clss, 658 QED_MODE_IPGRE_TUNN); 659 p_tun->geneve_port.port = p_resp->geneve_udp_port; 660 p_tun->vxlan_port.port = p_resp->vxlan_udp_port; 661 662 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 663 "tunn mode: vxlan=0x%x, l2geneve=0x%x, ipgeneve=0x%x, l2gre=0x%x, ipgre=0x%x", 664 p_tun->vxlan.b_mode_enabled, p_tun->l2_geneve.b_mode_enabled, 665 p_tun->ip_geneve.b_mode_enabled, 666 p_tun->l2_gre.b_mode_enabled, p_tun->ip_gre.b_mode_enabled); 667} 668 669int qed_vf_pf_tunnel_param_update(struct qed_hwfn *p_hwfn, 670 struct qed_tunnel_info *p_src) 671{ 672 struct qed_tunnel_info *p_tun = &p_hwfn->cdev->tunnel; 673 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 674 struct pfvf_update_tunn_param_tlv *p_resp; 675 struct vfpf_update_tunn_param_tlv *p_req; 676 int rc; 677 678 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UPDATE_TUNN_PARAM, 679 sizeof(*p_req)); 680 681 if (p_src->b_update_rx_cls && p_src->b_update_tx_cls) 682 p_req->update_tun_cls = 1; 683 684 qed_vf_prep_tunn_req_tlv(p_req, &p_src->vxlan, QED_MODE_VXLAN_TUNN, 685 &p_req->vxlan_clss, &p_src->vxlan_port, 686 &p_req->update_vxlan_port, 687 &p_req->vxlan_port); 688 qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_geneve, 689 QED_MODE_L2GENEVE_TUNN, 690 &p_req->l2geneve_clss, &p_src->geneve_port, 691 &p_req->update_geneve_port, 692 &p_req->geneve_port); 693 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_geneve, 694 QED_MODE_IPGENEVE_TUNN, 695 &p_req->ipgeneve_clss); 696 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->l2_gre, 697 QED_MODE_L2GRE_TUNN, &p_req->l2gre_clss); 698 __qed_vf_prep_tunn_req_tlv(p_req, &p_src->ip_gre, 699 QED_MODE_IPGRE_TUNN, &p_req->ipgre_clss); 700 701 /* add list termination tlv */ 702 qed_add_tlv(p_hwfn, &p_iov->offset, 703 CHANNEL_TLV_LIST_END, 704 sizeof(struct channel_list_end_tlv)); 705 706 p_resp = &p_iov->pf2vf_reply->tunn_param_resp; 707 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp)); 708 709 if (rc) 710 goto exit; 711 712 if (p_resp->hdr.status != PFVF_STATUS_SUCCESS) { 713 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 714 "Failed to update tunnel parameters\n"); 715 rc = -EINVAL; 716 } 717 718 qed_vf_update_tunn_param(p_hwfn, p_tun, p_resp); 719exit: 720 qed_vf_pf_req_end(p_hwfn, rc); 721 return rc; 722} 723 724int 725qed_vf_pf_rxq_start(struct qed_hwfn *p_hwfn, 726 struct qed_queue_cid *p_cid, 727 u16 bd_max_bytes, 728 dma_addr_t bd_chain_phys_addr, 729 dma_addr_t cqe_pbl_addr, 730 u16 cqe_pbl_size, void __iomem **pp_prod) 731{ 732 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 733 struct pfvf_start_queue_resp_tlv *resp; 734 struct vfpf_start_rxq_tlv *req; 735 u8 rx_qid = p_cid->rel.queue_id; 736 int rc; 737 738 /* clear mailbox and prep first tlv */ 739 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_RXQ, sizeof(*req)); 740 741 req->rx_qid = rx_qid; 742 req->cqe_pbl_addr = cqe_pbl_addr; 743 req->cqe_pbl_size = cqe_pbl_size; 744 req->rxq_addr = bd_chain_phys_addr; 745 req->hw_sb = p_cid->sb_igu_id; 746 req->sb_index = p_cid->sb_idx; 747 req->bd_max_bytes = bd_max_bytes; 748 req->stat_id = -1; 749 750 /* If PF is legacy, we'll need to calculate producers ourselves 751 * as well as clean them. 752 */ 753 if (p_iov->b_pre_fp_hsi) { 754 u8 hw_qid = p_iov->acquire_resp.resc.hw_qid[rx_qid]; 755 u32 init_prod_val = 0; 756 757 *pp_prod = (u8 __iomem *) 758 p_hwfn->regview + 759 MSTORM_QZONE_START(p_hwfn->cdev) + 760 hw_qid * MSTORM_QZONE_SIZE; 761 762 /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ 763 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), 764 (u32 *)(&init_prod_val)); 765 } 766 767 qed_vf_pf_add_qid(p_hwfn, p_cid); 768 769 /* add list termination tlv */ 770 qed_add_tlv(p_hwfn, &p_iov->offset, 771 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 772 773 resp = &p_iov->pf2vf_reply->queue_start; 774 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 775 if (rc) 776 goto exit; 777 778 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 779 rc = -EINVAL; 780 goto exit; 781 } 782 783 /* Learn the address of the producer from the response */ 784 if (!p_iov->b_pre_fp_hsi) { 785 u32 init_prod_val = 0; 786 787 *pp_prod = (u8 __iomem *)p_hwfn->regview + resp->offset; 788 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 789 "Rxq[0x%02x]: producer at %p [offset 0x%08x]\n", 790 rx_qid, *pp_prod, resp->offset); 791 792 /* Init the rcq, rx bd and rx sge (if valid) producers to 0 */ 793 __internal_ram_wr(p_hwfn, *pp_prod, sizeof(u32), 794 (u32 *)&init_prod_val); 795 } 796exit: 797 qed_vf_pf_req_end(p_hwfn, rc); 798 799 return rc; 800} 801 802int qed_vf_pf_rxq_stop(struct qed_hwfn *p_hwfn, 803 struct qed_queue_cid *p_cid, bool cqe_completion) 804{ 805 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 806 struct vfpf_stop_rxqs_tlv *req; 807 struct pfvf_def_resp_tlv *resp; 808 int rc; 809 810 /* clear mailbox and prep first tlv */ 811 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_RXQS, sizeof(*req)); 812 813 req->rx_qid = p_cid->rel.queue_id; 814 req->num_rxqs = 1; 815 req->cqe_completion = cqe_completion; 816 817 qed_vf_pf_add_qid(p_hwfn, p_cid); 818 819 /* add list termination tlv */ 820 qed_add_tlv(p_hwfn, &p_iov->offset, 821 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 822 823 resp = &p_iov->pf2vf_reply->default_resp; 824 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 825 if (rc) 826 goto exit; 827 828 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 829 rc = -EINVAL; 830 goto exit; 831 } 832 833exit: 834 qed_vf_pf_req_end(p_hwfn, rc); 835 836 return rc; 837} 838 839int 840qed_vf_pf_txq_start(struct qed_hwfn *p_hwfn, 841 struct qed_queue_cid *p_cid, 842 dma_addr_t pbl_addr, 843 u16 pbl_size, void __iomem **pp_doorbell) 844{ 845 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 846 struct pfvf_start_queue_resp_tlv *resp; 847 struct vfpf_start_txq_tlv *req; 848 u16 qid = p_cid->rel.queue_id; 849 int rc; 850 851 /* clear mailbox and prep first tlv */ 852 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_START_TXQ, sizeof(*req)); 853 854 req->tx_qid = qid; 855 856 /* Tx */ 857 req->pbl_addr = pbl_addr; 858 req->pbl_size = pbl_size; 859 req->hw_sb = p_cid->sb_igu_id; 860 req->sb_index = p_cid->sb_idx; 861 862 qed_vf_pf_add_qid(p_hwfn, p_cid); 863 864 /* add list termination tlv */ 865 qed_add_tlv(p_hwfn, &p_iov->offset, 866 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 867 868 resp = &p_iov->pf2vf_reply->queue_start; 869 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 870 if (rc) 871 goto exit; 872 873 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 874 rc = -EINVAL; 875 goto exit; 876 } 877 878 /* Modern PFs provide the actual offsets, while legacy 879 * provided only the queue id. 880 */ 881 if (!p_iov->b_pre_fp_hsi) { 882 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + resp->offset; 883 } else { 884 u8 cid = p_iov->acquire_resp.resc.cid[qid]; 885 886 *pp_doorbell = (u8 __iomem *)p_hwfn->doorbells + 887 qed_db_addr_vf(cid, 888 DQ_DEMS_LEGACY); 889 } 890 891 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 892 "Txq[0x%02x.%02x]: doorbell at %p [offset 0x%08x]\n", 893 qid, p_cid->qid_usage_idx, *pp_doorbell, resp->offset); 894exit: 895 qed_vf_pf_req_end(p_hwfn, rc); 896 897 return rc; 898} 899 900int qed_vf_pf_txq_stop(struct qed_hwfn *p_hwfn, struct qed_queue_cid *p_cid) 901{ 902 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 903 struct vfpf_stop_txqs_tlv *req; 904 struct pfvf_def_resp_tlv *resp; 905 int rc; 906 907 /* clear mailbox and prep first tlv */ 908 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_STOP_TXQS, sizeof(*req)); 909 910 req->tx_qid = p_cid->rel.queue_id; 911 req->num_txqs = 1; 912 913 qed_vf_pf_add_qid(p_hwfn, p_cid); 914 915 /* add list termination tlv */ 916 qed_add_tlv(p_hwfn, &p_iov->offset, 917 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 918 919 resp = &p_iov->pf2vf_reply->default_resp; 920 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 921 if (rc) 922 goto exit; 923 924 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 925 rc = -EINVAL; 926 goto exit; 927 } 928 929exit: 930 qed_vf_pf_req_end(p_hwfn, rc); 931 932 return rc; 933} 934 935int qed_vf_pf_vport_start(struct qed_hwfn *p_hwfn, 936 u8 vport_id, 937 u16 mtu, 938 u8 inner_vlan_removal, 939 enum qed_tpa_mode tpa_mode, 940 u8 max_buffers_per_cqe, u8 only_untagged) 941{ 942 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 943 struct vfpf_vport_start_tlv *req; 944 struct pfvf_def_resp_tlv *resp; 945 int rc, i; 946 947 /* clear mailbox and prep first tlv */ 948 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_START, sizeof(*req)); 949 950 req->mtu = mtu; 951 req->vport_id = vport_id; 952 req->inner_vlan_removal = inner_vlan_removal; 953 req->tpa_mode = tpa_mode; 954 req->max_buffers_per_cqe = max_buffers_per_cqe; 955 req->only_untagged = only_untagged; 956 957 /* status blocks */ 958 for (i = 0; i < p_hwfn->vf_iov_info->acquire_resp.resc.num_sbs; i++) { 959 struct qed_sb_info *p_sb = p_hwfn->vf_iov_info->sbs_info[i]; 960 961 if (p_sb) 962 req->sb_addr[i] = p_sb->sb_phys; 963 } 964 965 /* add list termination tlv */ 966 qed_add_tlv(p_hwfn, &p_iov->offset, 967 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 968 969 resp = &p_iov->pf2vf_reply->default_resp; 970 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 971 if (rc) 972 goto exit; 973 974 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 975 rc = -EINVAL; 976 goto exit; 977 } 978 979exit: 980 qed_vf_pf_req_end(p_hwfn, rc); 981 982 return rc; 983} 984 985int qed_vf_pf_vport_stop(struct qed_hwfn *p_hwfn) 986{ 987 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 988 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; 989 int rc; 990 991 /* clear mailbox and prep first tlv */ 992 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_TEARDOWN, 993 sizeof(struct vfpf_first_tlv)); 994 995 /* add list termination tlv */ 996 qed_add_tlv(p_hwfn, &p_iov->offset, 997 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 998 999 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1000 if (rc) 1001 goto exit; 1002 1003 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 1004 rc = -EINVAL; 1005 goto exit; 1006 } 1007 1008exit: 1009 qed_vf_pf_req_end(p_hwfn, rc); 1010 1011 return rc; 1012} 1013 1014static bool 1015qed_vf_handle_vp_update_is_needed(struct qed_hwfn *p_hwfn, 1016 struct qed_sp_vport_update_params *p_data, 1017 u16 tlv) 1018{ 1019 switch (tlv) { 1020 case CHANNEL_TLV_VPORT_UPDATE_ACTIVATE: 1021 return !!(p_data->update_vport_active_rx_flg || 1022 p_data->update_vport_active_tx_flg); 1023 case CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH: 1024 return !!p_data->update_tx_switching_flg; 1025 case CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP: 1026 return !!p_data->update_inner_vlan_removal_flg; 1027 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN: 1028 return !!p_data->update_accept_any_vlan_flg; 1029 case CHANNEL_TLV_VPORT_UPDATE_MCAST: 1030 return !!p_data->update_approx_mcast_flg; 1031 case CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM: 1032 return !!(p_data->accept_flags.update_rx_mode_config || 1033 p_data->accept_flags.update_tx_mode_config); 1034 case CHANNEL_TLV_VPORT_UPDATE_RSS: 1035 return !!p_data->rss_params; 1036 case CHANNEL_TLV_VPORT_UPDATE_SGE_TPA: 1037 return !!p_data->sge_tpa_params; 1038 default: 1039 DP_INFO(p_hwfn, "Unexpected vport-update TLV[%d]\n", 1040 tlv); 1041 return false; 1042 } 1043} 1044 1045static void 1046qed_vf_handle_vp_update_tlvs_resp(struct qed_hwfn *p_hwfn, 1047 struct qed_sp_vport_update_params *p_data) 1048{ 1049 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1050 struct pfvf_def_resp_tlv *p_resp; 1051 u16 tlv; 1052 1053 for (tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE; 1054 tlv < CHANNEL_TLV_VPORT_UPDATE_MAX; tlv++) { 1055 if (!qed_vf_handle_vp_update_is_needed(p_hwfn, p_data, tlv)) 1056 continue; 1057 1058 p_resp = (struct pfvf_def_resp_tlv *) 1059 qed_iov_search_list_tlvs(p_hwfn, p_iov->pf2vf_reply, 1060 tlv); 1061 if (p_resp && p_resp->hdr.status) 1062 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 1063 "TLV[%d] Configuration %s\n", 1064 tlv, 1065 (p_resp && p_resp->hdr.status) ? "succeeded" 1066 : "failed"); 1067 } 1068} 1069 1070int qed_vf_pf_vport_update(struct qed_hwfn *p_hwfn, 1071 struct qed_sp_vport_update_params *p_params) 1072{ 1073 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1074 struct vfpf_vport_update_tlv *req; 1075 struct pfvf_def_resp_tlv *resp; 1076 u8 update_rx, update_tx; 1077 u32 resp_size = 0; 1078 u16 size, tlv; 1079 int rc; 1080 1081 resp = &p_iov->pf2vf_reply->default_resp; 1082 resp_size = sizeof(*resp); 1083 1084 update_rx = p_params->update_vport_active_rx_flg; 1085 update_tx = p_params->update_vport_active_tx_flg; 1086 1087 /* clear mailbox and prep header tlv */ 1088 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_VPORT_UPDATE, sizeof(*req)); 1089 1090 /* Prepare extended tlvs */ 1091 if (update_rx || update_tx) { 1092 struct vfpf_vport_update_activate_tlv *p_act_tlv; 1093 1094 size = sizeof(struct vfpf_vport_update_activate_tlv); 1095 p_act_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, 1096 CHANNEL_TLV_VPORT_UPDATE_ACTIVATE, 1097 size); 1098 resp_size += sizeof(struct pfvf_def_resp_tlv); 1099 1100 if (update_rx) { 1101 p_act_tlv->update_rx = update_rx; 1102 p_act_tlv->active_rx = p_params->vport_active_rx_flg; 1103 } 1104 1105 if (update_tx) { 1106 p_act_tlv->update_tx = update_tx; 1107 p_act_tlv->active_tx = p_params->vport_active_tx_flg; 1108 } 1109 } 1110 1111 if (p_params->update_tx_switching_flg) { 1112 struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv; 1113 1114 size = sizeof(struct vfpf_vport_update_tx_switch_tlv); 1115 tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH; 1116 p_tx_switch_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, 1117 tlv, size); 1118 resp_size += sizeof(struct pfvf_def_resp_tlv); 1119 1120 p_tx_switch_tlv->tx_switching = p_params->tx_switching_flg; 1121 } 1122 1123 if (p_params->update_approx_mcast_flg) { 1124 struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv; 1125 1126 size = sizeof(struct vfpf_vport_update_mcast_bin_tlv); 1127 p_mcast_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, 1128 CHANNEL_TLV_VPORT_UPDATE_MCAST, size); 1129 resp_size += sizeof(struct pfvf_def_resp_tlv); 1130 1131 memcpy(p_mcast_tlv->bins, p_params->bins, 1132 sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS); 1133 } 1134 1135 update_rx = p_params->accept_flags.update_rx_mode_config; 1136 update_tx = p_params->accept_flags.update_tx_mode_config; 1137 1138 if (update_rx || update_tx) { 1139 struct vfpf_vport_update_accept_param_tlv *p_accept_tlv; 1140 1141 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM; 1142 size = sizeof(struct vfpf_vport_update_accept_param_tlv); 1143 p_accept_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); 1144 resp_size += sizeof(struct pfvf_def_resp_tlv); 1145 1146 if (update_rx) { 1147 p_accept_tlv->update_rx_mode = update_rx; 1148 p_accept_tlv->rx_accept_filter = 1149 p_params->accept_flags.rx_accept_filter; 1150 } 1151 1152 if (update_tx) { 1153 p_accept_tlv->update_tx_mode = update_tx; 1154 p_accept_tlv->tx_accept_filter = 1155 p_params->accept_flags.tx_accept_filter; 1156 } 1157 } 1158 1159 if (p_params->rss_params) { 1160 struct qed_rss_params *rss_params = p_params->rss_params; 1161 struct vfpf_vport_update_rss_tlv *p_rss_tlv; 1162 int i, table_size; 1163 1164 size = sizeof(struct vfpf_vport_update_rss_tlv); 1165 p_rss_tlv = qed_add_tlv(p_hwfn, 1166 &p_iov->offset, 1167 CHANNEL_TLV_VPORT_UPDATE_RSS, size); 1168 resp_size += sizeof(struct pfvf_def_resp_tlv); 1169 1170 if (rss_params->update_rss_config) 1171 p_rss_tlv->update_rss_flags |= 1172 VFPF_UPDATE_RSS_CONFIG_FLAG; 1173 if (rss_params->update_rss_capabilities) 1174 p_rss_tlv->update_rss_flags |= 1175 VFPF_UPDATE_RSS_CAPS_FLAG; 1176 if (rss_params->update_rss_ind_table) 1177 p_rss_tlv->update_rss_flags |= 1178 VFPF_UPDATE_RSS_IND_TABLE_FLAG; 1179 if (rss_params->update_rss_key) 1180 p_rss_tlv->update_rss_flags |= VFPF_UPDATE_RSS_KEY_FLAG; 1181 1182 p_rss_tlv->rss_enable = rss_params->rss_enable; 1183 p_rss_tlv->rss_caps = rss_params->rss_caps; 1184 p_rss_tlv->rss_table_size_log = rss_params->rss_table_size_log; 1185 1186 table_size = min_t(int, T_ETH_INDIRECTION_TABLE_SIZE, 1187 1 << p_rss_tlv->rss_table_size_log); 1188 for (i = 0; i < table_size; i++) { 1189 struct qed_queue_cid *p_queue; 1190 1191 p_queue = rss_params->rss_ind_table[i]; 1192 p_rss_tlv->rss_ind_table[i] = p_queue->rel.queue_id; 1193 } 1194 memcpy(p_rss_tlv->rss_key, rss_params->rss_key, 1195 sizeof(rss_params->rss_key)); 1196 } 1197 1198 if (p_params->update_accept_any_vlan_flg) { 1199 struct vfpf_vport_update_accept_any_vlan_tlv *p_any_vlan_tlv; 1200 1201 size = sizeof(struct vfpf_vport_update_accept_any_vlan_tlv); 1202 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN; 1203 p_any_vlan_tlv = qed_add_tlv(p_hwfn, &p_iov->offset, tlv, size); 1204 1205 resp_size += sizeof(struct pfvf_def_resp_tlv); 1206 p_any_vlan_tlv->accept_any_vlan = p_params->accept_any_vlan; 1207 p_any_vlan_tlv->update_accept_any_vlan_flg = 1208 p_params->update_accept_any_vlan_flg; 1209 } 1210 1211 /* add list termination tlv */ 1212 qed_add_tlv(p_hwfn, &p_iov->offset, 1213 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 1214 1215 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, resp_size); 1216 if (rc) 1217 goto exit; 1218 1219 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 1220 rc = -EINVAL; 1221 goto exit; 1222 } 1223 1224 qed_vf_handle_vp_update_tlvs_resp(p_hwfn, p_params); 1225 1226exit: 1227 qed_vf_pf_req_end(p_hwfn, rc); 1228 1229 return rc; 1230} 1231 1232int qed_vf_pf_reset(struct qed_hwfn *p_hwfn) 1233{ 1234 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1235 struct pfvf_def_resp_tlv *resp; 1236 struct vfpf_first_tlv *req; 1237 int rc; 1238 1239 /* clear mailbox and prep first tlv */ 1240 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_CLOSE, sizeof(*req)); 1241 1242 /* add list termination tlv */ 1243 qed_add_tlv(p_hwfn, &p_iov->offset, 1244 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 1245 1246 resp = &p_iov->pf2vf_reply->default_resp; 1247 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1248 if (rc) 1249 goto exit; 1250 1251 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 1252 rc = -EAGAIN; 1253 goto exit; 1254 } 1255 1256 p_hwfn->b_int_enabled = 0; 1257 1258exit: 1259 qed_vf_pf_req_end(p_hwfn, rc); 1260 1261 return rc; 1262} 1263 1264void qed_vf_pf_filter_mcast(struct qed_hwfn *p_hwfn, 1265 struct qed_filter_mcast *p_filter_cmd) 1266{ 1267 struct qed_sp_vport_update_params sp_params; 1268 int i; 1269 1270 memset(&sp_params, 0, sizeof(sp_params)); 1271 sp_params.update_approx_mcast_flg = 1; 1272 1273 if (p_filter_cmd->opcode == QED_FILTER_ADD) { 1274 for (i = 0; i < p_filter_cmd->num_mc_addrs; i++) { 1275 u32 bit; 1276 1277 bit = qed_mcast_bin_from_mac(p_filter_cmd->mac[i]); 1278 sp_params.bins[bit / 32] |= 1 << (bit % 32); 1279 } 1280 } 1281 1282 qed_vf_pf_vport_update(p_hwfn, &sp_params); 1283} 1284 1285int qed_vf_pf_filter_ucast(struct qed_hwfn *p_hwfn, 1286 struct qed_filter_ucast *p_ucast) 1287{ 1288 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1289 struct vfpf_ucast_filter_tlv *req; 1290 struct pfvf_def_resp_tlv *resp; 1291 int rc; 1292 1293 /* clear mailbox and prep first tlv */ 1294 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_UCAST_FILTER, sizeof(*req)); 1295 req->opcode = (u8) p_ucast->opcode; 1296 req->type = (u8) p_ucast->type; 1297 memcpy(req->mac, p_ucast->mac, ETH_ALEN); 1298 req->vlan = p_ucast->vlan; 1299 1300 /* add list termination tlv */ 1301 qed_add_tlv(p_hwfn, &p_iov->offset, 1302 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 1303 1304 resp = &p_iov->pf2vf_reply->default_resp; 1305 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1306 if (rc) 1307 goto exit; 1308 1309 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 1310 rc = -EAGAIN; 1311 goto exit; 1312 } 1313 1314exit: 1315 qed_vf_pf_req_end(p_hwfn, rc); 1316 1317 return rc; 1318} 1319 1320int qed_vf_pf_int_cleanup(struct qed_hwfn *p_hwfn) 1321{ 1322 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1323 struct pfvf_def_resp_tlv *resp = &p_iov->pf2vf_reply->default_resp; 1324 int rc; 1325 1326 /* clear mailbox and prep first tlv */ 1327 qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_INT_CLEANUP, 1328 sizeof(struct vfpf_first_tlv)); 1329 1330 /* add list termination tlv */ 1331 qed_add_tlv(p_hwfn, &p_iov->offset, 1332 CHANNEL_TLV_LIST_END, sizeof(struct channel_list_end_tlv)); 1333 1334 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1335 if (rc) 1336 goto exit; 1337 1338 if (resp->hdr.status != PFVF_STATUS_SUCCESS) { 1339 rc = -EINVAL; 1340 goto exit; 1341 } 1342 1343exit: 1344 qed_vf_pf_req_end(p_hwfn, rc); 1345 1346 return rc; 1347} 1348 1349int qed_vf_pf_get_coalesce(struct qed_hwfn *p_hwfn, 1350 u16 *p_coal, struct qed_queue_cid *p_cid) 1351{ 1352 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1353 struct pfvf_read_coal_resp_tlv *resp; 1354 struct vfpf_read_coal_req_tlv *req; 1355 int rc; 1356 1357 /* clear mailbox and prep header tlv */ 1358 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_READ, sizeof(*req)); 1359 req->qid = p_cid->rel.queue_id; 1360 req->is_rx = p_cid->b_is_rx ? 1 : 0; 1361 1362 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, 1363 sizeof(struct channel_list_end_tlv)); 1364 resp = &p_iov->pf2vf_reply->read_coal_resp; 1365 1366 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1367 if (rc) 1368 goto exit; 1369 1370 if (resp->hdr.status != PFVF_STATUS_SUCCESS) 1371 goto exit; 1372 1373 *p_coal = resp->coal; 1374exit: 1375 qed_vf_pf_req_end(p_hwfn, rc); 1376 1377 return rc; 1378} 1379 1380int 1381qed_vf_pf_bulletin_update_mac(struct qed_hwfn *p_hwfn, 1382 u8 *p_mac) 1383{ 1384 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1385 struct vfpf_bulletin_update_mac_tlv *p_req; 1386 struct pfvf_def_resp_tlv *p_resp; 1387 int rc; 1388 1389 if (!p_mac) 1390 return -EINVAL; 1391 1392 /* clear mailbox and prep header tlv */ 1393 p_req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_BULLETIN_UPDATE_MAC, 1394 sizeof(*p_req)); 1395 ether_addr_copy(p_req->mac, p_mac); 1396 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 1397 "Requesting bulletin update for MAC[%pM]\n", p_mac); 1398 1399 /* add list termination tlv */ 1400 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, 1401 sizeof(struct channel_list_end_tlv)); 1402 1403 p_resp = &p_iov->pf2vf_reply->default_resp; 1404 rc = qed_send_msg2pf(p_hwfn, &p_resp->hdr.status, sizeof(*p_resp)); 1405 qed_vf_pf_req_end(p_hwfn, rc); 1406 return rc; 1407} 1408 1409int 1410qed_vf_pf_set_coalesce(struct qed_hwfn *p_hwfn, 1411 u16 rx_coal, u16 tx_coal, struct qed_queue_cid *p_cid) 1412{ 1413 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1414 struct vfpf_update_coalesce *req; 1415 struct pfvf_def_resp_tlv *resp; 1416 int rc; 1417 1418 /* clear mailbox and prep header tlv */ 1419 req = qed_vf_pf_prep(p_hwfn, CHANNEL_TLV_COALESCE_UPDATE, sizeof(*req)); 1420 1421 req->rx_coal = rx_coal; 1422 req->tx_coal = tx_coal; 1423 req->qid = p_cid->rel.queue_id; 1424 1425 DP_VERBOSE(p_hwfn, 1426 QED_MSG_IOV, 1427 "Setting coalesce rx_coal = %d, tx_coal = %d at queue = %d\n", 1428 rx_coal, tx_coal, req->qid); 1429 1430 /* add list termination tlv */ 1431 qed_add_tlv(p_hwfn, &p_iov->offset, CHANNEL_TLV_LIST_END, 1432 sizeof(struct channel_list_end_tlv)); 1433 1434 resp = &p_iov->pf2vf_reply->default_resp; 1435 rc = qed_send_msg2pf(p_hwfn, &resp->hdr.status, sizeof(*resp)); 1436 if (rc) 1437 goto exit; 1438 1439 if (resp->hdr.status != PFVF_STATUS_SUCCESS) 1440 goto exit; 1441 1442 if (rx_coal) 1443 p_hwfn->cdev->rx_coalesce_usecs = rx_coal; 1444 1445 if (tx_coal) 1446 p_hwfn->cdev->tx_coalesce_usecs = tx_coal; 1447 1448exit: 1449 qed_vf_pf_req_end(p_hwfn, rc); 1450 return rc; 1451} 1452 1453u16 qed_vf_get_igu_sb_id(struct qed_hwfn *p_hwfn, u16 sb_id) 1454{ 1455 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1456 1457 if (!p_iov) { 1458 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n"); 1459 return 0; 1460 } 1461 1462 return p_iov->acquire_resp.resc.hw_sbs[sb_id].hw_sb_id; 1463} 1464 1465void qed_vf_set_sb_info(struct qed_hwfn *p_hwfn, 1466 u16 sb_id, struct qed_sb_info *p_sb) 1467{ 1468 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1469 1470 if (!p_iov) { 1471 DP_NOTICE(p_hwfn, "vf_sriov_info isn't initialized\n"); 1472 return; 1473 } 1474 1475 if (sb_id >= PFVF_MAX_SBS_PER_VF) { 1476 DP_NOTICE(p_hwfn, "Can't configure SB %04x\n", sb_id); 1477 return; 1478 } 1479 1480 p_iov->sbs_info[sb_id] = p_sb; 1481} 1482 1483int qed_vf_read_bulletin(struct qed_hwfn *p_hwfn, u8 *p_change) 1484{ 1485 struct qed_vf_iov *p_iov = p_hwfn->vf_iov_info; 1486 struct qed_bulletin_content shadow; 1487 u32 crc, crc_size; 1488 1489 crc_size = sizeof(p_iov->bulletin.p_virt->crc); 1490 *p_change = 0; 1491 1492 /* Need to guarantee PF is not in the middle of writing it */ 1493 memcpy(&shadow, p_iov->bulletin.p_virt, p_iov->bulletin.size); 1494 1495 /* If version did not update, no need to do anything */ 1496 if (shadow.version == p_iov->bulletin_shadow.version) 1497 return 0; 1498 1499 /* Verify the bulletin we see is valid */ 1500 crc = crc32(0, (u8 *)&shadow + crc_size, 1501 p_iov->bulletin.size - crc_size); 1502 if (crc != shadow.crc) 1503 return -EAGAIN; 1504 1505 /* Set the shadow bulletin and process it */ 1506 memcpy(&p_iov->bulletin_shadow, &shadow, p_iov->bulletin.size); 1507 1508 DP_VERBOSE(p_hwfn, QED_MSG_IOV, 1509 "Read a bulletin update %08x\n", shadow.version); 1510 1511 *p_change = 1; 1512 1513 return 0; 1514} 1515 1516void __qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1517 struct qed_mcp_link_params *p_params, 1518 struct qed_bulletin_content *p_bulletin) 1519{ 1520 memset(p_params, 0, sizeof(*p_params)); 1521 1522 p_params->speed.autoneg = p_bulletin->req_autoneg; 1523 p_params->speed.advertised_speeds = p_bulletin->req_adv_speed; 1524 p_params->speed.forced_speed = p_bulletin->req_forced_speed; 1525 p_params->pause.autoneg = p_bulletin->req_autoneg_pause; 1526 p_params->pause.forced_rx = p_bulletin->req_forced_rx; 1527 p_params->pause.forced_tx = p_bulletin->req_forced_tx; 1528 p_params->loopback_mode = p_bulletin->req_loopback; 1529} 1530 1531void qed_vf_get_link_params(struct qed_hwfn *p_hwfn, 1532 struct qed_mcp_link_params *params) 1533{ 1534 __qed_vf_get_link_params(p_hwfn, params, 1535 &(p_hwfn->vf_iov_info->bulletin_shadow)); 1536} 1537 1538void __qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1539 struct qed_mcp_link_state *p_link, 1540 struct qed_bulletin_content *p_bulletin) 1541{ 1542 memset(p_link, 0, sizeof(*p_link)); 1543 1544 p_link->link_up = p_bulletin->link_up; 1545 p_link->speed = p_bulletin->speed; 1546 p_link->full_duplex = p_bulletin->full_duplex; 1547 p_link->an = p_bulletin->autoneg; 1548 p_link->an_complete = p_bulletin->autoneg_complete; 1549 p_link->parallel_detection = p_bulletin->parallel_detection; 1550 p_link->pfc_enabled = p_bulletin->pfc_enabled; 1551 p_link->partner_adv_speed = p_bulletin->partner_adv_speed; 1552 p_link->partner_tx_flow_ctrl_en = p_bulletin->partner_tx_flow_ctrl_en; 1553 p_link->partner_rx_flow_ctrl_en = p_bulletin->partner_rx_flow_ctrl_en; 1554 p_link->partner_adv_pause = p_bulletin->partner_adv_pause; 1555 p_link->sfp_tx_fault = p_bulletin->sfp_tx_fault; 1556} 1557 1558void qed_vf_get_link_state(struct qed_hwfn *p_hwfn, 1559 struct qed_mcp_link_state *link) 1560{ 1561 __qed_vf_get_link_state(p_hwfn, link, 1562 &(p_hwfn->vf_iov_info->bulletin_shadow)); 1563} 1564 1565void __qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1566 struct qed_mcp_link_capabilities *p_link_caps, 1567 struct qed_bulletin_content *p_bulletin) 1568{ 1569 memset(p_link_caps, 0, sizeof(*p_link_caps)); 1570 p_link_caps->speed_capabilities = p_bulletin->capability_speed; 1571} 1572 1573void qed_vf_get_link_caps(struct qed_hwfn *p_hwfn, 1574 struct qed_mcp_link_capabilities *p_link_caps) 1575{ 1576 __qed_vf_get_link_caps(p_hwfn, p_link_caps, 1577 &(p_hwfn->vf_iov_info->bulletin_shadow)); 1578} 1579 1580void qed_vf_get_num_rxqs(struct qed_hwfn *p_hwfn, u8 *num_rxqs) 1581{ 1582 *num_rxqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_rxqs; 1583} 1584 1585void qed_vf_get_num_txqs(struct qed_hwfn *p_hwfn, u8 *num_txqs) 1586{ 1587 *num_txqs = p_hwfn->vf_iov_info->acquire_resp.resc.num_txqs; 1588} 1589 1590void qed_vf_get_num_cids(struct qed_hwfn *p_hwfn, u8 *num_cids) 1591{ 1592 *num_cids = p_hwfn->vf_iov_info->acquire_resp.resc.num_cids; 1593} 1594 1595void qed_vf_get_port_mac(struct qed_hwfn *p_hwfn, u8 *port_mac) 1596{ 1597 memcpy(port_mac, 1598 p_hwfn->vf_iov_info->acquire_resp.pfdev_info.port_mac, ETH_ALEN); 1599} 1600 1601void qed_vf_get_num_vlan_filters(struct qed_hwfn *p_hwfn, u8 *num_vlan_filters) 1602{ 1603 struct qed_vf_iov *p_vf; 1604 1605 p_vf = p_hwfn->vf_iov_info; 1606 *num_vlan_filters = p_vf->acquire_resp.resc.num_vlan_filters; 1607} 1608 1609void qed_vf_get_num_mac_filters(struct qed_hwfn *p_hwfn, u8 *num_mac_filters) 1610{ 1611 struct qed_vf_iov *p_vf = p_hwfn->vf_iov_info; 1612 1613 *num_mac_filters = p_vf->acquire_resp.resc.num_mac_filters; 1614} 1615 1616bool qed_vf_check_mac(struct qed_hwfn *p_hwfn, u8 *mac) 1617{ 1618 struct qed_bulletin_content *bulletin; 1619 1620 bulletin = &p_hwfn->vf_iov_info->bulletin_shadow; 1621 if (!(bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED))) 1622 return true; 1623 1624 /* Forbid VF from changing a MAC enforced by PF */ 1625 if (ether_addr_equal(bulletin->mac, mac)) 1626 return false; 1627 1628 return false; 1629} 1630 1631static bool qed_vf_bulletin_get_forced_mac(struct qed_hwfn *hwfn, 1632 u8 *dst_mac, u8 *p_is_forced) 1633{ 1634 struct qed_bulletin_content *bulletin; 1635 1636 bulletin = &hwfn->vf_iov_info->bulletin_shadow; 1637 1638 if (bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) { 1639 if (p_is_forced) 1640 *p_is_forced = 1; 1641 } else if (bulletin->valid_bitmap & (1 << VFPF_BULLETIN_MAC_ADDR)) { 1642 if (p_is_forced) 1643 *p_is_forced = 0; 1644 } else { 1645 return false; 1646 } 1647 1648 ether_addr_copy(dst_mac, bulletin->mac); 1649 1650 return true; 1651} 1652 1653static void 1654qed_vf_bulletin_get_udp_ports(struct qed_hwfn *p_hwfn, 1655 u16 *p_vxlan_port, u16 *p_geneve_port) 1656{ 1657 struct qed_bulletin_content *p_bulletin; 1658 1659 p_bulletin = &p_hwfn->vf_iov_info->bulletin_shadow; 1660 1661 *p_vxlan_port = p_bulletin->vxlan_udp_port; 1662 *p_geneve_port = p_bulletin->geneve_udp_port; 1663} 1664 1665void qed_vf_get_fw_version(struct qed_hwfn *p_hwfn, 1666 u16 *fw_major, u16 *fw_minor, 1667 u16 *fw_rev, u16 *fw_eng) 1668{ 1669 struct pf_vf_pfdev_info *info; 1670 1671 info = &p_hwfn->vf_iov_info->acquire_resp.pfdev_info; 1672 1673 *fw_major = info->fw_major; 1674 *fw_minor = info->fw_minor; 1675 *fw_rev = info->fw_rev; 1676 *fw_eng = info->fw_eng; 1677} 1678 1679static void qed_handle_bulletin_change(struct qed_hwfn *hwfn) 1680{ 1681 struct qed_eth_cb_ops *ops = hwfn->cdev->protocol_ops.eth; 1682 u8 mac[ETH_ALEN], is_mac_exist, is_mac_forced; 1683 void *cookie = hwfn->cdev->ops_cookie; 1684 u16 vxlan_port, geneve_port; 1685 1686 qed_vf_bulletin_get_udp_ports(hwfn, &vxlan_port, &geneve_port); 1687 is_mac_exist = qed_vf_bulletin_get_forced_mac(hwfn, mac, 1688 &is_mac_forced); 1689 if (is_mac_exist && cookie) 1690 ops->force_mac(cookie, mac, !!is_mac_forced); 1691 1692 ops->ports_update(cookie, vxlan_port, geneve_port); 1693 1694 /* Always update link configuration according to bulletin */ 1695 qed_link_update(hwfn, NULL); 1696} 1697 1698void qed_iov_vf_task(struct work_struct *work) 1699{ 1700 struct qed_hwfn *hwfn = container_of(work, struct qed_hwfn, 1701 iov_task.work); 1702 u8 change = 0; 1703 1704 if (test_and_clear_bit(QED_IOV_WQ_STOP_WQ_FLAG, &hwfn->iov_task_flags)) 1705 return; 1706 1707 /* Handle bulletin board changes */ 1708 qed_vf_read_bulletin(hwfn, &change); 1709 if (test_and_clear_bit(QED_IOV_WQ_VF_FORCE_LINK_QUERY_FLAG, 1710 &hwfn->iov_task_flags)) 1711 change = 1; 1712 if (change) 1713 qed_handle_bulletin_change(hwfn); 1714 1715 /* As VF is polling bulletin board, need to constantly re-schedule */ 1716 queue_delayed_work(hwfn->iov_wq, &hwfn->iov_task, HZ); 1717} 1718