1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright (c) 2014-2021 Netronome Systems, Inc. 3 * All rights reserved. 4 * 5 * Small portions derived from code Copyright(c) 2010-2015 Intel Corporation. 6 */ 7 8 /* 9 * vim:shiftwidth=8:noexpandtab 10 * 11 * @file dpdk/pmd/nfp_ethdev.c 12 * 13 * Netronome vNIC DPDK Poll-Mode Driver: Main entry point 14 */ 15 16 #include <rte_common.h> 17 #include <ethdev_driver.h> 18 #include <ethdev_pci.h> 19 #include <dev_driver.h> 20 #include <rte_ether.h> 21 #include <rte_malloc.h> 22 #include <rte_memzone.h> 23 #include <rte_mempool.h> 24 #include <rte_service_component.h> 25 #include <rte_alarm.h> 26 #include "eal_firmware.h" 27 28 #include "nfpcore/nfp_cpp.h" 29 #include "nfpcore/nfp_nffw.h" 30 #include "nfpcore/nfp_hwinfo.h" 31 #include "nfpcore/nfp_mip.h" 32 #include "nfpcore/nfp_rtsym.h" 33 #include "nfpcore/nfp_nsp.h" 34 35 #include "nfp_common.h" 36 #include "nfp_ctrl.h" 37 #include "nfp_rxtx.h" 38 #include "nfp_logs.h" 39 #include "nfp_cpp_bridge.h" 40 41 #include "flower/nfp_flower.h" 42 43 static int 44 nfp_net_pf_read_mac(struct nfp_app_fw_nic *app_fw_nic, int port) 45 { 46 struct nfp_eth_table *nfp_eth_table; 47 struct nfp_net_hw *hw = NULL; 48 49 /* Grab a pointer to the correct physical port */ 50 hw = app_fw_nic->ports[port]; 51 52 nfp_eth_table = nfp_eth_read_ports(app_fw_nic->pf_dev->cpp); 53 54 nfp_eth_copy_mac((uint8_t *)&hw->mac_addr, 55 (uint8_t *)&nfp_eth_table->ports[port].mac_addr); 56 57 free(nfp_eth_table); 58 return 0; 59 } 60 61 static int 62 nfp_net_start(struct rte_eth_dev *dev) 63 { 64 struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); 65 struct rte_intr_handle *intr_handle = pci_dev->intr_handle; 66 uint32_t new_ctrl, update = 0; 67 struct nfp_net_hw *hw; 68 struct nfp_pf_dev *pf_dev; 69 struct nfp_app_fw_nic *app_fw_nic; 70 struct rte_eth_conf *dev_conf; 71 struct rte_eth_rxmode *rxmode; 72 uint32_t intr_vector; 73 int ret; 74 75 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 76 pf_dev = NFP_NET_DEV_PRIVATE_TO_PF(dev->data->dev_private); 77 app_fw_nic = NFP_PRIV_TO_APP_FW_NIC(pf_dev->app_fw_priv); 78 79 PMD_INIT_LOG(DEBUG, "Start"); 80 81 /* Disabling queues just in case... */ 82 nfp_net_disable_queues(dev); 83 84 /* Enabling the required queues in the device */ 85 nfp_net_enable_queues(dev); 86 87 /* check and configure queue intr-vector mapping */ 88 if (dev->data->dev_conf.intr_conf.rxq != 0) { 89 if (app_fw_nic->multiport) { 90 PMD_INIT_LOG(ERR, "PMD rx interrupt is not supported " 91 "with NFP multiport PF"); 92 return -EINVAL; 93 } 94 if (rte_intr_type_get(intr_handle) == 95 RTE_INTR_HANDLE_UIO) { 96 /* 97 * Better not to share LSC with RX interrupts. 98 * Unregistering LSC interrupt handler 99 */ 100 rte_intr_callback_unregister(pci_dev->intr_handle, 101 nfp_net_dev_interrupt_handler, (void *)dev); 102 103 if (dev->data->nb_rx_queues > 1) { 104 PMD_INIT_LOG(ERR, "PMD rx interrupt only " 105 "supports 1 queue with UIO"); 106 return -EIO; 107 } 108 } 109 intr_vector = dev->data->nb_rx_queues; 110 if (rte_intr_efd_enable(intr_handle, intr_vector)) 111 return -1; 112 113 nfp_configure_rx_interrupt(dev, intr_handle); 114 update = NFP_NET_CFG_UPDATE_MSIX; 115 } 116 117 /* Checking MTU set */ 118 if (dev->data->mtu > hw->flbufsz) { 119 PMD_INIT_LOG(ERR, "MTU (%u) can't be larger than the current NFP_FRAME_SIZE (%u)", 120 dev->data->mtu, hw->flbufsz); 121 return -ERANGE; 122 } 123 124 rte_intr_enable(intr_handle); 125 126 new_ctrl = nfp_check_offloads(dev); 127 128 /* Writing configuration parameters in the device */ 129 nfp_net_params_setup(hw); 130 131 dev_conf = &dev->data->dev_conf; 132 rxmode = &dev_conf->rxmode; 133 134 if (rxmode->mq_mode & RTE_ETH_MQ_RX_RSS) { 135 nfp_net_rss_config_default(dev); 136 update |= NFP_NET_CFG_UPDATE_RSS; 137 if (hw->cap & NFP_NET_CFG_CTRL_RSS2) 138 new_ctrl |= NFP_NET_CFG_CTRL_RSS2; 139 else 140 new_ctrl |= NFP_NET_CFG_CTRL_RSS; 141 } 142 143 /* Enable device */ 144 new_ctrl |= NFP_NET_CFG_CTRL_ENABLE; 145 146 update |= NFP_NET_CFG_UPDATE_GEN | NFP_NET_CFG_UPDATE_RING; 147 148 /* Enable vxlan */ 149 if (hw->cap & NFP_NET_CFG_CTRL_VXLAN) { 150 new_ctrl |= NFP_NET_CFG_CTRL_VXLAN; 151 update |= NFP_NET_CFG_UPDATE_VXLAN; 152 } 153 154 if (hw->cap & NFP_NET_CFG_CTRL_RINGCFG) 155 new_ctrl |= NFP_NET_CFG_CTRL_RINGCFG; 156 157 nn_cfg_writel(hw, NFP_NET_CFG_CTRL, new_ctrl); 158 if (nfp_net_reconfig(hw, new_ctrl, update) < 0) 159 return -EIO; 160 161 /* 162 * Allocating rte mbufs for configured rx queues. 163 * This requires queues being enabled before 164 */ 165 if (nfp_net_rx_freelist_setup(dev) < 0) { 166 ret = -ENOMEM; 167 goto error; 168 } 169 170 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 171 /* Configure the physical port up */ 172 nfp_eth_set_configured(hw->cpp, hw->nfp_idx, 1); 173 else 174 nfp_eth_set_configured(dev->process_private, 175 hw->nfp_idx, 1); 176 177 hw->ctrl = new_ctrl; 178 179 return 0; 180 181 error: 182 /* 183 * An error returned by this function should mean the app 184 * exiting and then the system releasing all the memory 185 * allocated even memory coming from hugepages. 186 * 187 * The device could be enabled at this point with some queues 188 * ready for getting packets. This is true if the call to 189 * nfp_net_rx_freelist_setup() succeeds for some queues but 190 * fails for subsequent queues. 191 * 192 * This should make the app exiting but better if we tell the 193 * device first. 194 */ 195 nfp_net_disable_queues(dev); 196 197 return ret; 198 } 199 200 /* Stop device: disable rx and tx functions to allow for reconfiguring. */ 201 static int 202 nfp_net_stop(struct rte_eth_dev *dev) 203 { 204 struct nfp_net_hw *hw; 205 206 PMD_INIT_LOG(DEBUG, "Stop"); 207 208 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 209 210 nfp_net_disable_queues(dev); 211 212 /* Clear queues */ 213 nfp_net_stop_tx_queue(dev); 214 215 nfp_net_stop_rx_queue(dev); 216 217 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 218 /* Configure the physical port down */ 219 nfp_eth_set_configured(hw->cpp, hw->nfp_idx, 0); 220 else 221 nfp_eth_set_configured(dev->process_private, 222 hw->nfp_idx, 0); 223 224 return 0; 225 } 226 227 /* Set the link up. */ 228 static int 229 nfp_net_set_link_up(struct rte_eth_dev *dev) 230 { 231 struct nfp_net_hw *hw; 232 233 PMD_DRV_LOG(DEBUG, "Set link up"); 234 235 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 236 237 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 238 /* Configure the physical port down */ 239 return nfp_eth_set_configured(hw->cpp, hw->nfp_idx, 1); 240 else 241 return nfp_eth_set_configured(dev->process_private, 242 hw->nfp_idx, 1); 243 } 244 245 /* Set the link down. */ 246 static int 247 nfp_net_set_link_down(struct rte_eth_dev *dev) 248 { 249 struct nfp_net_hw *hw; 250 251 PMD_DRV_LOG(DEBUG, "Set link down"); 252 253 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 254 255 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 256 /* Configure the physical port down */ 257 return nfp_eth_set_configured(hw->cpp, hw->nfp_idx, 0); 258 else 259 return nfp_eth_set_configured(dev->process_private, 260 hw->nfp_idx, 0); 261 } 262 263 /* Reset and stop device. The device can not be restarted. */ 264 static int 265 nfp_net_close(struct rte_eth_dev *dev) 266 { 267 struct nfp_net_hw *hw; 268 struct rte_pci_device *pci_dev; 269 struct nfp_pf_dev *pf_dev; 270 struct nfp_app_fw_nic *app_fw_nic; 271 int i; 272 273 if (rte_eal_process_type() != RTE_PROC_PRIMARY) 274 return 0; 275 276 PMD_INIT_LOG(DEBUG, "Close"); 277 278 pf_dev = NFP_NET_DEV_PRIVATE_TO_PF(dev->data->dev_private); 279 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 280 pci_dev = RTE_ETH_DEV_TO_PCI(dev); 281 app_fw_nic = NFP_PRIV_TO_APP_FW_NIC(pf_dev->app_fw_priv); 282 283 /* 284 * We assume that the DPDK application is stopping all the 285 * threads/queues before calling the device close function. 286 */ 287 288 nfp_net_disable_queues(dev); 289 290 /* Clear queues */ 291 nfp_net_close_tx_queue(dev); 292 293 nfp_net_close_rx_queue(dev); 294 295 /* Cancel possible impending LSC work here before releasing the port*/ 296 rte_eal_alarm_cancel(nfp_net_dev_interrupt_delayed_handler, 297 (void *)dev); 298 299 /* Only free PF resources after all physical ports have been closed */ 300 /* Mark this port as unused and free device priv resources*/ 301 nn_cfg_writeb(hw, NFP_NET_CFG_LSC, 0xff); 302 app_fw_nic->ports[hw->idx] = NULL; 303 rte_eth_dev_release_port(dev); 304 305 for (i = 0; i < app_fw_nic->total_phyports; i++) { 306 /* Check to see if ports are still in use */ 307 if (app_fw_nic->ports[i]) 308 return 0; 309 } 310 311 /* Now it is safe to free all PF resources */ 312 PMD_INIT_LOG(INFO, "Freeing PF resources"); 313 nfp_cpp_area_free(pf_dev->ctrl_area); 314 nfp_cpp_area_free(pf_dev->hwqueues_area); 315 free(pf_dev->hwinfo); 316 free(pf_dev->sym_tbl); 317 nfp_cpp_free(pf_dev->cpp); 318 rte_free(app_fw_nic); 319 rte_free(pf_dev); 320 321 rte_intr_disable(pci_dev->intr_handle); 322 323 /* unregister callback func from eal lib */ 324 rte_intr_callback_unregister(pci_dev->intr_handle, 325 nfp_net_dev_interrupt_handler, (void *)dev); 326 327 /* 328 * The ixgbe PMD disables the pcie master on the 329 * device. The i40e does not... 330 */ 331 332 return 0; 333 } 334 335 static int 336 nfp_net_find_vxlan_idx(struct nfp_net_hw *hw, 337 uint16_t port, 338 uint32_t *idx) 339 { 340 uint32_t i; 341 int free_idx = -1; 342 343 for (i = 0; i < NFP_NET_N_VXLAN_PORTS; i++) { 344 if (hw->vxlan_ports[i] == port) { 345 free_idx = i; 346 break; 347 } 348 349 if (hw->vxlan_usecnt[i] == 0) { 350 free_idx = i; 351 break; 352 } 353 } 354 355 if (free_idx == -1) 356 return -EINVAL; 357 358 *idx = free_idx; 359 360 return 0; 361 } 362 363 static int 364 nfp_udp_tunnel_port_add(struct rte_eth_dev *dev, 365 struct rte_eth_udp_tunnel *tunnel_udp) 366 { 367 int ret; 368 uint32_t idx; 369 uint16_t vxlan_port; 370 struct nfp_net_hw *hw; 371 enum rte_eth_tunnel_type tnl_type; 372 373 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 374 vxlan_port = tunnel_udp->udp_port; 375 tnl_type = tunnel_udp->prot_type; 376 377 if (tnl_type != RTE_ETH_TUNNEL_TYPE_VXLAN) { 378 PMD_DRV_LOG(ERR, "Not VXLAN tunnel"); 379 return -ENOTSUP; 380 } 381 382 ret = nfp_net_find_vxlan_idx(hw, vxlan_port, &idx); 383 if (ret != 0) { 384 PMD_DRV_LOG(ERR, "Failed find valid vxlan idx"); 385 return -EINVAL; 386 } 387 388 if (hw->vxlan_usecnt[idx] == 0) { 389 ret = nfp_net_set_vxlan_port(hw, idx, vxlan_port); 390 if (ret != 0) { 391 PMD_DRV_LOG(ERR, "Failed set vxlan port"); 392 return -EINVAL; 393 } 394 } 395 396 hw->vxlan_usecnt[idx]++; 397 398 return 0; 399 } 400 401 static int 402 nfp_udp_tunnel_port_del(struct rte_eth_dev *dev, 403 struct rte_eth_udp_tunnel *tunnel_udp) 404 { 405 int ret; 406 uint32_t idx; 407 uint16_t vxlan_port; 408 struct nfp_net_hw *hw; 409 enum rte_eth_tunnel_type tnl_type; 410 411 hw = NFP_NET_DEV_PRIVATE_TO_HW(dev->data->dev_private); 412 vxlan_port = tunnel_udp->udp_port; 413 tnl_type = tunnel_udp->prot_type; 414 415 if (tnl_type != RTE_ETH_TUNNEL_TYPE_VXLAN) { 416 PMD_DRV_LOG(ERR, "Not VXLAN tunnel"); 417 return -ENOTSUP; 418 } 419 420 ret = nfp_net_find_vxlan_idx(hw, vxlan_port, &idx); 421 if (ret != 0 || hw->vxlan_usecnt[idx] == 0) { 422 PMD_DRV_LOG(ERR, "Failed find valid vxlan idx"); 423 return -EINVAL; 424 } 425 426 hw->vxlan_usecnt[idx]--; 427 428 if (hw->vxlan_usecnt[idx] == 0) { 429 ret = nfp_net_set_vxlan_port(hw, idx, 0); 430 if (ret != 0) { 431 PMD_DRV_LOG(ERR, "Failed set vxlan port"); 432 return -EINVAL; 433 } 434 } 435 436 return 0; 437 } 438 439 /* Initialise and register driver with DPDK Application */ 440 static const struct eth_dev_ops nfp_net_eth_dev_ops = { 441 .dev_configure = nfp_net_configure, 442 .dev_start = nfp_net_start, 443 .dev_stop = nfp_net_stop, 444 .dev_set_link_up = nfp_net_set_link_up, 445 .dev_set_link_down = nfp_net_set_link_down, 446 .dev_close = nfp_net_close, 447 .promiscuous_enable = nfp_net_promisc_enable, 448 .promiscuous_disable = nfp_net_promisc_disable, 449 .link_update = nfp_net_link_update, 450 .stats_get = nfp_net_stats_get, 451 .stats_reset = nfp_net_stats_reset, 452 .dev_infos_get = nfp_net_infos_get, 453 .dev_supported_ptypes_get = nfp_net_supported_ptypes_get, 454 .mtu_set = nfp_net_dev_mtu_set, 455 .mac_addr_set = nfp_net_set_mac_addr, 456 .vlan_offload_set = nfp_net_vlan_offload_set, 457 .reta_update = nfp_net_reta_update, 458 .reta_query = nfp_net_reta_query, 459 .rss_hash_update = nfp_net_rss_hash_update, 460 .rss_hash_conf_get = nfp_net_rss_hash_conf_get, 461 .rx_queue_setup = nfp_net_rx_queue_setup, 462 .rx_queue_release = nfp_net_rx_queue_release, 463 .tx_queue_setup = nfp_net_tx_queue_setup, 464 .tx_queue_release = nfp_net_tx_queue_release, 465 .rx_queue_intr_enable = nfp_rx_queue_intr_enable, 466 .rx_queue_intr_disable = nfp_rx_queue_intr_disable, 467 .udp_tunnel_port_add = nfp_udp_tunnel_port_add, 468 .udp_tunnel_port_del = nfp_udp_tunnel_port_del, 469 }; 470 471 static inline int 472 nfp_net_ethdev_ops_mount(struct nfp_net_hw *hw, struct rte_eth_dev *eth_dev) 473 { 474 switch (NFD_CFG_CLASS_VER_of(hw->ver)) { 475 case NFP_NET_CFG_VERSION_DP_NFD3: 476 eth_dev->tx_pkt_burst = &nfp_net_nfd3_xmit_pkts; 477 break; 478 case NFP_NET_CFG_VERSION_DP_NFDK: 479 if (NFD_CFG_MAJOR_VERSION_of(hw->ver) < 5) { 480 PMD_DRV_LOG(ERR, "NFDK must use ABI 5 or newer, found: %d", 481 NFD_CFG_MAJOR_VERSION_of(hw->ver)); 482 return -EINVAL; 483 } 484 eth_dev->tx_pkt_burst = &nfp_net_nfdk_xmit_pkts; 485 break; 486 default: 487 PMD_DRV_LOG(ERR, "The version of firmware is not correct."); 488 return -EINVAL; 489 } 490 491 eth_dev->dev_ops = &nfp_net_eth_dev_ops; 492 eth_dev->rx_queue_count = nfp_net_rx_queue_count; 493 eth_dev->rx_pkt_burst = &nfp_net_recv_pkts; 494 495 return 0; 496 } 497 498 static int 499 nfp_net_init(struct rte_eth_dev *eth_dev) 500 { 501 struct rte_pci_device *pci_dev; 502 struct nfp_pf_dev *pf_dev; 503 struct nfp_app_fw_nic *app_fw_nic; 504 struct nfp_net_hw *hw; 505 struct rte_ether_addr *tmp_ether_addr; 506 uint64_t rx_bar_off = 0; 507 uint64_t tx_bar_off = 0; 508 uint32_t start_q; 509 int stride = 4; 510 int port = 0; 511 512 PMD_INIT_FUNC_TRACE(); 513 514 pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); 515 516 /* Use backpointer here to the PF of this eth_dev */ 517 pf_dev = NFP_NET_DEV_PRIVATE_TO_PF(eth_dev->data->dev_private); 518 519 /* Use backpointer to the CoreNIC app struct */ 520 app_fw_nic = NFP_PRIV_TO_APP_FW_NIC(pf_dev->app_fw_priv); 521 522 /* NFP can not handle DMA addresses requiring more than 40 bits */ 523 if (rte_mem_check_dma_mask(40)) { 524 RTE_LOG(ERR, PMD, 525 "device %s can not be used: restricted dma mask to 40 bits!\n", 526 pci_dev->device.name); 527 return -ENODEV; 528 } 529 530 port = ((struct nfp_net_hw *)eth_dev->data->dev_private)->idx; 531 if (port < 0 || port > 7) { 532 PMD_DRV_LOG(ERR, "Port value is wrong"); 533 return -ENODEV; 534 } 535 536 /* 537 * Use PF array of physical ports to get pointer to 538 * this specific port 539 */ 540 hw = app_fw_nic->ports[port]; 541 542 PMD_INIT_LOG(DEBUG, "Working with physical port number: %d, " 543 "NFP internal port number: %d", port, hw->nfp_idx); 544 545 rte_eth_copy_pci_info(eth_dev, pci_dev); 546 547 hw->device_id = pci_dev->id.device_id; 548 hw->vendor_id = pci_dev->id.vendor_id; 549 hw->subsystem_device_id = pci_dev->id.subsystem_device_id; 550 hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id; 551 552 PMD_INIT_LOG(DEBUG, "nfp_net: device (%u:%u) %u:%u:%u:%u", 553 pci_dev->id.vendor_id, pci_dev->id.device_id, 554 pci_dev->addr.domain, pci_dev->addr.bus, 555 pci_dev->addr.devid, pci_dev->addr.function); 556 557 hw->ctrl_bar = (uint8_t *)pci_dev->mem_resource[0].addr; 558 if (hw->ctrl_bar == NULL) { 559 PMD_DRV_LOG(ERR, 560 "hw->ctrl_bar is NULL. BAR0 not configured"); 561 return -ENODEV; 562 } 563 564 if (port == 0) { 565 hw->ctrl_bar = pf_dev->ctrl_bar; 566 } else { 567 if (pf_dev->ctrl_bar == NULL) 568 return -ENODEV; 569 /* Use port offset in pf ctrl_bar for this ports control bar */ 570 hw->ctrl_bar = pf_dev->ctrl_bar + (port * NFP_PF_CSR_SLICE_SIZE); 571 } 572 573 PMD_INIT_LOG(DEBUG, "ctrl bar: %p", hw->ctrl_bar); 574 575 hw->ver = nn_cfg_readl(hw, NFP_NET_CFG_VERSION); 576 577 if (nfp_net_ethdev_ops_mount(hw, eth_dev)) 578 return -EINVAL; 579 580 hw->max_rx_queues = nn_cfg_readl(hw, NFP_NET_CFG_MAX_RXRINGS); 581 hw->max_tx_queues = nn_cfg_readl(hw, NFP_NET_CFG_MAX_TXRINGS); 582 583 /* Work out where in the BAR the queues start. */ 584 switch (pci_dev->id.device_id) { 585 case PCI_DEVICE_ID_NFP3800_PF_NIC: 586 case PCI_DEVICE_ID_NFP4000_PF_NIC: 587 case PCI_DEVICE_ID_NFP6000_PF_NIC: 588 start_q = nn_cfg_readl(hw, NFP_NET_CFG_START_TXQ); 589 tx_bar_off = nfp_pci_queue(pci_dev, start_q); 590 start_q = nn_cfg_readl(hw, NFP_NET_CFG_START_RXQ); 591 rx_bar_off = nfp_pci_queue(pci_dev, start_q); 592 break; 593 default: 594 PMD_DRV_LOG(ERR, "nfp_net: no device ID matching"); 595 return -ENODEV; 596 } 597 598 PMD_INIT_LOG(DEBUG, "tx_bar_off: 0x%" PRIx64 "", tx_bar_off); 599 PMD_INIT_LOG(DEBUG, "rx_bar_off: 0x%" PRIx64 "", rx_bar_off); 600 601 hw->tx_bar = pf_dev->hw_queues + tx_bar_off; 602 hw->rx_bar = pf_dev->hw_queues + rx_bar_off; 603 eth_dev->data->dev_private = hw; 604 605 PMD_INIT_LOG(DEBUG, "ctrl_bar: %p, tx_bar: %p, rx_bar: %p", 606 hw->ctrl_bar, hw->tx_bar, hw->rx_bar); 607 608 nfp_net_cfg_queue_setup(hw); 609 610 /* Get some of the read-only fields from the config BAR */ 611 hw->cap = nn_cfg_readl(hw, NFP_NET_CFG_CAP); 612 hw->max_mtu = nn_cfg_readl(hw, NFP_NET_CFG_MAX_MTU); 613 hw->mtu = RTE_ETHER_MTU; 614 615 /* VLAN insertion is incompatible with LSOv2 */ 616 if (hw->cap & NFP_NET_CFG_CTRL_LSO2) 617 hw->cap &= ~NFP_NET_CFG_CTRL_TXVLAN; 618 619 if (NFD_CFG_MAJOR_VERSION_of(hw->ver) < 2) 620 hw->rx_offset = NFP_NET_RX_OFFSET; 621 else 622 hw->rx_offset = nn_cfg_readl(hw, NFP_NET_CFG_RX_OFFSET_ADDR); 623 624 hw->ctrl = 0; 625 626 hw->stride_rx = stride; 627 hw->stride_tx = stride; 628 629 nfp_net_log_device_information(hw); 630 631 /* Initializing spinlock for reconfigs */ 632 rte_spinlock_init(&hw->reconfig_lock); 633 634 /* Allocating memory for mac addr */ 635 eth_dev->data->mac_addrs = rte_zmalloc("mac_addr", 636 RTE_ETHER_ADDR_LEN, 0); 637 if (eth_dev->data->mac_addrs == NULL) { 638 PMD_INIT_LOG(ERR, "Failed to space for MAC address"); 639 return -ENOMEM; 640 } 641 642 nfp_net_pf_read_mac(app_fw_nic, port); 643 nfp_net_write_mac(hw, (uint8_t *)&hw->mac_addr); 644 645 tmp_ether_addr = (struct rte_ether_addr *)&hw->mac_addr; 646 if (!rte_is_valid_assigned_ether_addr(tmp_ether_addr)) { 647 PMD_INIT_LOG(INFO, "Using random mac address for port %d", port); 648 /* Using random mac addresses for VFs */ 649 rte_eth_random_addr(&hw->mac_addr[0]); 650 nfp_net_write_mac(hw, (uint8_t *)&hw->mac_addr); 651 } 652 653 /* Copying mac address to DPDK eth_dev struct */ 654 rte_ether_addr_copy((struct rte_ether_addr *)hw->mac_addr, 655 ð_dev->data->mac_addrs[0]); 656 657 if ((hw->cap & NFP_NET_CFG_CTRL_LIVE_ADDR) == 0) 658 eth_dev->data->dev_flags |= RTE_ETH_DEV_NOLIVE_MAC_ADDR; 659 660 eth_dev->data->dev_flags |= RTE_ETH_DEV_AUTOFILL_QUEUE_XSTATS; 661 662 PMD_INIT_LOG(INFO, "port %d VendorID=0x%x DeviceID=0x%x " 663 "mac=" RTE_ETHER_ADDR_PRT_FMT, 664 eth_dev->data->port_id, pci_dev->id.vendor_id, 665 pci_dev->id.device_id, 666 hw->mac_addr[0], hw->mac_addr[1], hw->mac_addr[2], 667 hw->mac_addr[3], hw->mac_addr[4], hw->mac_addr[5]); 668 669 /* Registering LSC interrupt handler */ 670 rte_intr_callback_register(pci_dev->intr_handle, 671 nfp_net_dev_interrupt_handler, (void *)eth_dev); 672 /* Telling the firmware about the LSC interrupt entry */ 673 nn_cfg_writeb(hw, NFP_NET_CFG_LSC, NFP_NET_IRQ_LSC_IDX); 674 /* Recording current stats counters values */ 675 nfp_net_stats_reset(eth_dev); 676 677 return 0; 678 } 679 680 #define DEFAULT_FW_PATH "/lib/firmware/netronome" 681 682 static int 683 nfp_fw_upload(struct rte_pci_device *dev, struct nfp_nsp *nsp, char *card) 684 { 685 struct nfp_cpp *cpp = nsp->cpp; 686 void *fw_buf; 687 char fw_name[125]; 688 char serial[40]; 689 size_t fsize; 690 691 /* Looking for firmware file in order of priority */ 692 693 /* First try to find a firmware image specific for this device */ 694 snprintf(serial, sizeof(serial), 695 "serial-%02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x", 696 cpp->serial[0], cpp->serial[1], cpp->serial[2], cpp->serial[3], 697 cpp->serial[4], cpp->serial[5], cpp->interface >> 8, 698 cpp->interface & 0xff); 699 700 snprintf(fw_name, sizeof(fw_name), "%s/%s.nffw", DEFAULT_FW_PATH, 701 serial); 702 703 PMD_DRV_LOG(DEBUG, "Trying with fw file: %s", fw_name); 704 if (rte_firmware_read(fw_name, &fw_buf, &fsize) == 0) 705 goto load_fw; 706 /* Then try the PCI name */ 707 snprintf(fw_name, sizeof(fw_name), "%s/pci-%s.nffw", DEFAULT_FW_PATH, 708 dev->name); 709 710 PMD_DRV_LOG(DEBUG, "Trying with fw file: %s", fw_name); 711 if (rte_firmware_read(fw_name, &fw_buf, &fsize) == 0) 712 goto load_fw; 713 714 /* Finally try the card type and media */ 715 snprintf(fw_name, sizeof(fw_name), "%s/%s", DEFAULT_FW_PATH, card); 716 PMD_DRV_LOG(DEBUG, "Trying with fw file: %s", fw_name); 717 if (rte_firmware_read(fw_name, &fw_buf, &fsize) < 0) { 718 PMD_DRV_LOG(INFO, "Firmware file %s not found.", fw_name); 719 return -ENOENT; 720 } 721 722 load_fw: 723 PMD_DRV_LOG(INFO, "Firmware file found at %s with size: %zu", 724 fw_name, fsize); 725 PMD_DRV_LOG(INFO, "Uploading the firmware ..."); 726 nfp_nsp_load_fw(nsp, fw_buf, fsize); 727 PMD_DRV_LOG(INFO, "Done"); 728 729 free(fw_buf); 730 731 return 0; 732 } 733 734 static int 735 nfp_fw_setup(struct rte_pci_device *dev, 736 struct nfp_cpp *cpp, 737 struct nfp_eth_table *nfp_eth_table, 738 struct nfp_hwinfo *hwinfo) 739 { 740 struct nfp_nsp *nsp; 741 const char *nfp_fw_model; 742 char card_desc[100]; 743 int err = 0; 744 745 nfp_fw_model = nfp_hwinfo_lookup(hwinfo, "nffw.partno"); 746 if (nfp_fw_model == NULL) 747 nfp_fw_model = nfp_hwinfo_lookup(hwinfo, "assembly.partno"); 748 749 if (nfp_fw_model) { 750 PMD_DRV_LOG(INFO, "firmware model found: %s", nfp_fw_model); 751 } else { 752 PMD_DRV_LOG(ERR, "firmware model NOT found"); 753 return -EIO; 754 } 755 756 if (nfp_eth_table->count == 0 || nfp_eth_table->count > 8) { 757 PMD_DRV_LOG(ERR, "NFP ethernet table reports wrong ports: %u", 758 nfp_eth_table->count); 759 return -EIO; 760 } 761 762 PMD_DRV_LOG(INFO, "NFP ethernet port table reports %u ports", 763 nfp_eth_table->count); 764 765 PMD_DRV_LOG(INFO, "Port speed: %u", nfp_eth_table->ports[0].speed); 766 767 snprintf(card_desc, sizeof(card_desc), "nic_%s_%dx%d.nffw", 768 nfp_fw_model, nfp_eth_table->count, 769 nfp_eth_table->ports[0].speed / 1000); 770 771 nsp = nfp_nsp_open(cpp); 772 if (nsp == NULL) { 773 PMD_DRV_LOG(ERR, "NFP error when obtaining NSP handle"); 774 return -EIO; 775 } 776 777 nfp_nsp_device_soft_reset(nsp); 778 err = nfp_fw_upload(dev, nsp, card_desc); 779 780 nfp_nsp_close(nsp); 781 return err; 782 } 783 784 static int 785 nfp_init_app_fw_nic(struct nfp_pf_dev *pf_dev) 786 { 787 int i; 788 int ret; 789 int err = 0; 790 int total_vnics; 791 struct nfp_net_hw *hw; 792 unsigned int numa_node; 793 struct rte_eth_dev *eth_dev; 794 struct nfp_app_fw_nic *app_fw_nic; 795 struct nfp_eth_table *nfp_eth_table; 796 char port_name[RTE_ETH_NAME_MAX_LEN]; 797 798 nfp_eth_table = pf_dev->nfp_eth_table; 799 PMD_INIT_LOG(INFO, "Total physical ports: %d", nfp_eth_table->count); 800 801 /* Allocate memory for the CoreNIC app */ 802 app_fw_nic = rte_zmalloc("nfp_app_fw_nic", sizeof(*app_fw_nic), 0); 803 if (app_fw_nic == NULL) 804 return -ENOMEM; 805 806 /* Point the app_fw_priv pointer in the PF to the coreNIC app */ 807 pf_dev->app_fw_priv = app_fw_nic; 808 809 /* Read the number of vNIC's created for the PF */ 810 total_vnics = nfp_rtsym_read_le(pf_dev->sym_tbl, "nfd_cfg_pf0_num_ports", &err); 811 if (err != 0 || total_vnics <= 0 || total_vnics > 8) { 812 PMD_INIT_LOG(ERR, "nfd_cfg_pf0_num_ports symbol with wrong value"); 813 ret = -ENODEV; 814 goto app_cleanup; 815 } 816 817 /* 818 * For coreNIC the number of vNICs exposed should be the same as the 819 * number of physical ports 820 */ 821 if (total_vnics != (int)nfp_eth_table->count) { 822 PMD_INIT_LOG(ERR, "Total physical ports do not match number of vNICs"); 823 ret = -ENODEV; 824 goto app_cleanup; 825 } 826 827 /* Populate coreNIC app properties*/ 828 app_fw_nic->total_phyports = total_vnics; 829 app_fw_nic->pf_dev = pf_dev; 830 if (total_vnics > 1) 831 app_fw_nic->multiport = true; 832 833 /* Map the symbol table */ 834 pf_dev->ctrl_bar = nfp_rtsym_map(pf_dev->sym_tbl, "_pf0_net_bar0", 835 app_fw_nic->total_phyports * 32768, &pf_dev->ctrl_area); 836 if (pf_dev->ctrl_bar == NULL) { 837 PMD_INIT_LOG(ERR, "nfp_rtsym_map fails for _pf0_net_ctrl_bar"); 838 ret = -EIO; 839 goto app_cleanup; 840 } 841 842 PMD_INIT_LOG(DEBUG, "ctrl bar: %p", pf_dev->ctrl_bar); 843 844 /* Loop through all physical ports on PF */ 845 numa_node = rte_socket_id(); 846 for (i = 0; i < app_fw_nic->total_phyports; i++) { 847 snprintf(port_name, sizeof(port_name), "%s_port%d", 848 pf_dev->pci_dev->device.name, i); 849 850 /* Allocate a eth_dev for this phyport */ 851 eth_dev = rte_eth_dev_allocate(port_name); 852 if (eth_dev == NULL) { 853 ret = -ENODEV; 854 goto port_cleanup; 855 } 856 857 /* Allocate memory for this phyport */ 858 eth_dev->data->dev_private = 859 rte_zmalloc_socket(port_name, sizeof(struct nfp_net_hw), 860 RTE_CACHE_LINE_SIZE, numa_node); 861 if (eth_dev->data->dev_private == NULL) { 862 ret = -ENOMEM; 863 rte_eth_dev_release_port(eth_dev); 864 goto port_cleanup; 865 } 866 867 hw = NFP_NET_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); 868 869 /* Add this device to the PF's array of physical ports */ 870 app_fw_nic->ports[i] = hw; 871 872 hw->pf_dev = pf_dev; 873 hw->cpp = pf_dev->cpp; 874 hw->eth_dev = eth_dev; 875 hw->idx = i; 876 hw->nfp_idx = nfp_eth_table->ports[i].index; 877 878 eth_dev->device = &pf_dev->pci_dev->device; 879 880 /* ctrl/tx/rx BAR mappings and remaining init happens in 881 * nfp_net_init 882 */ 883 ret = nfp_net_init(eth_dev); 884 if (ret) { 885 ret = -ENODEV; 886 goto port_cleanup; 887 } 888 889 rte_eth_dev_probing_finish(eth_dev); 890 891 } /* End loop, all ports on this PF */ 892 893 return 0; 894 895 port_cleanup: 896 for (i = 0; i < app_fw_nic->total_phyports; i++) { 897 if (app_fw_nic->ports[i] && app_fw_nic->ports[i]->eth_dev) { 898 struct rte_eth_dev *tmp_dev; 899 tmp_dev = app_fw_nic->ports[i]->eth_dev; 900 rte_eth_dev_release_port(tmp_dev); 901 app_fw_nic->ports[i] = NULL; 902 } 903 } 904 nfp_cpp_area_free(pf_dev->ctrl_area); 905 app_cleanup: 906 rte_free(app_fw_nic); 907 908 return ret; 909 } 910 911 static int 912 nfp_pf_init(struct rte_pci_device *pci_dev) 913 { 914 int ret; 915 int err = 0; 916 uint64_t addr; 917 struct nfp_cpp *cpp; 918 enum nfp_app_fw_id app_fw_id; 919 struct nfp_pf_dev *pf_dev; 920 struct nfp_hwinfo *hwinfo; 921 char name[RTE_ETH_NAME_MAX_LEN]; 922 struct nfp_rtsym_table *sym_tbl; 923 struct nfp_eth_table *nfp_eth_table; 924 925 if (pci_dev == NULL) 926 return -ENODEV; 927 928 /* 929 * When device bound to UIO, the device could be used, by mistake, 930 * by two DPDK apps, and the UIO driver does not avoid it. This 931 * could lead to a serious problem when configuring the NFP CPP 932 * interface. Here we avoid this telling to the CPP init code to 933 * use a lock file if UIO is being used. 934 */ 935 if (pci_dev->kdrv == RTE_PCI_KDRV_VFIO) 936 cpp = nfp_cpp_from_device_name(pci_dev, 0); 937 else 938 cpp = nfp_cpp_from_device_name(pci_dev, 1); 939 940 if (cpp == NULL) { 941 PMD_INIT_LOG(ERR, "A CPP handle can not be obtained"); 942 return -EIO; 943 } 944 945 hwinfo = nfp_hwinfo_read(cpp); 946 if (hwinfo == NULL) { 947 PMD_INIT_LOG(ERR, "Error reading hwinfo table"); 948 ret = -EIO; 949 goto cpp_cleanup; 950 } 951 952 /* Read the number of physical ports from hardware */ 953 nfp_eth_table = nfp_eth_read_ports(cpp); 954 if (nfp_eth_table == NULL) { 955 PMD_INIT_LOG(ERR, "Error reading NFP ethernet table"); 956 ret = -EIO; 957 goto hwinfo_cleanup; 958 } 959 960 if (nfp_fw_setup(pci_dev, cpp, nfp_eth_table, hwinfo)) { 961 PMD_INIT_LOG(ERR, "Error when uploading firmware"); 962 ret = -EIO; 963 goto eth_table_cleanup; 964 } 965 966 /* Now the symbol table should be there */ 967 sym_tbl = nfp_rtsym_table_read(cpp); 968 if (sym_tbl == NULL) { 969 PMD_INIT_LOG(ERR, "Something is wrong with the firmware" 970 " symbol table"); 971 ret = -EIO; 972 goto eth_table_cleanup; 973 } 974 975 /* Read the app ID of the firmware loaded */ 976 app_fw_id = nfp_rtsym_read_le(sym_tbl, "_pf0_net_app_id", &err); 977 if (err != 0) { 978 PMD_INIT_LOG(ERR, "Couldn't read app_fw_id from fw"); 979 ret = -EIO; 980 goto sym_tbl_cleanup; 981 } 982 983 /* Allocate memory for the PF "device" */ 984 snprintf(name, sizeof(name), "nfp_pf%d", 0); 985 pf_dev = rte_zmalloc(name, sizeof(*pf_dev), 0); 986 if (pf_dev == NULL) { 987 ret = -ENOMEM; 988 goto sym_tbl_cleanup; 989 } 990 991 /* Populate the newly created PF device */ 992 pf_dev->app_fw_id = app_fw_id; 993 pf_dev->cpp = cpp; 994 pf_dev->hwinfo = hwinfo; 995 pf_dev->sym_tbl = sym_tbl; 996 pf_dev->pci_dev = pci_dev; 997 pf_dev->nfp_eth_table = nfp_eth_table; 998 999 /* configure access to tx/rx vNIC BARs */ 1000 switch (pci_dev->id.device_id) { 1001 case PCI_DEVICE_ID_NFP3800_PF_NIC: 1002 addr = NFP_PCIE_QUEUE(NFP_PCIE_QCP_NFP3800_OFFSET, 1003 0, NFP_PCIE_QUEUE_NFP3800_MASK); 1004 break; 1005 case PCI_DEVICE_ID_NFP4000_PF_NIC: 1006 case PCI_DEVICE_ID_NFP6000_PF_NIC: 1007 addr = NFP_PCIE_QUEUE(NFP_PCIE_QCP_NFP6000_OFFSET, 1008 0, NFP_PCIE_QUEUE_NFP6000_MASK); 1009 break; 1010 default: 1011 PMD_INIT_LOG(ERR, "nfp_net: no device ID matching"); 1012 ret = -ENODEV; 1013 goto pf_cleanup; 1014 } 1015 1016 pf_dev->hw_queues = nfp_cpp_map_area(pf_dev->cpp, 0, 0, 1017 addr, NFP_QCP_QUEUE_AREA_SZ, 1018 &pf_dev->hwqueues_area); 1019 if (pf_dev->hw_queues == NULL) { 1020 PMD_INIT_LOG(ERR, "nfp_rtsym_map fails for net.qc"); 1021 ret = -EIO; 1022 goto pf_cleanup; 1023 } 1024 1025 PMD_INIT_LOG(DEBUG, "tx/rx bar address: 0x%p", pf_dev->hw_queues); 1026 1027 /* 1028 * PF initialization has been done at this point. Call app specific 1029 * init code now 1030 */ 1031 switch (pf_dev->app_fw_id) { 1032 case NFP_APP_FW_CORE_NIC: 1033 PMD_INIT_LOG(INFO, "Initializing coreNIC"); 1034 ret = nfp_init_app_fw_nic(pf_dev); 1035 if (ret != 0) { 1036 PMD_INIT_LOG(ERR, "Could not initialize coreNIC!"); 1037 goto hwqueues_cleanup; 1038 } 1039 break; 1040 case NFP_APP_FW_FLOWER_NIC: 1041 PMD_INIT_LOG(INFO, "Initializing Flower"); 1042 ret = nfp_init_app_fw_flower(pf_dev); 1043 if (ret != 0) { 1044 PMD_INIT_LOG(ERR, "Could not initialize Flower!"); 1045 goto hwqueues_cleanup; 1046 } 1047 break; 1048 default: 1049 PMD_INIT_LOG(ERR, "Unsupported Firmware loaded"); 1050 ret = -EINVAL; 1051 goto hwqueues_cleanup; 1052 } 1053 1054 /* register the CPP bridge service here for primary use */ 1055 ret = nfp_enable_cpp_service(pf_dev); 1056 if (ret != 0) 1057 PMD_INIT_LOG(INFO, "Enable cpp service failed."); 1058 1059 return 0; 1060 1061 hwqueues_cleanup: 1062 nfp_cpp_area_free(pf_dev->hwqueues_area); 1063 pf_cleanup: 1064 rte_free(pf_dev); 1065 sym_tbl_cleanup: 1066 free(sym_tbl); 1067 eth_table_cleanup: 1068 free(nfp_eth_table); 1069 hwinfo_cleanup: 1070 free(hwinfo); 1071 cpp_cleanup: 1072 nfp_cpp_free(cpp); 1073 1074 return ret; 1075 } 1076 1077 static int 1078 nfp_secondary_init_app_fw_nic(struct rte_pci_device *pci_dev, 1079 struct nfp_rtsym_table *sym_tbl, 1080 struct nfp_cpp *cpp) 1081 { 1082 int i; 1083 int err = 0; 1084 int ret = 0; 1085 int total_vnics; 1086 struct nfp_net_hw *hw; 1087 1088 /* Read the number of vNIC's created for the PF */ 1089 total_vnics = nfp_rtsym_read_le(sym_tbl, "nfd_cfg_pf0_num_ports", &err); 1090 if (err != 0 || total_vnics <= 0 || total_vnics > 8) { 1091 PMD_INIT_LOG(ERR, "nfd_cfg_pf0_num_ports symbol with wrong value"); 1092 return -ENODEV; 1093 } 1094 1095 for (i = 0; i < total_vnics; i++) { 1096 struct rte_eth_dev *eth_dev; 1097 char port_name[RTE_ETH_NAME_MAX_LEN]; 1098 snprintf(port_name, sizeof(port_name), "%s_port%d", 1099 pci_dev->device.name, i); 1100 1101 PMD_INIT_LOG(DEBUG, "Secondary attaching to port %s", port_name); 1102 eth_dev = rte_eth_dev_attach_secondary(port_name); 1103 if (eth_dev == NULL) { 1104 PMD_INIT_LOG(ERR, "Secondary process attach to port %s failed", port_name); 1105 ret = -ENODEV; 1106 break; 1107 } 1108 1109 eth_dev->process_private = cpp; 1110 hw = NFP_NET_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private); 1111 if (nfp_net_ethdev_ops_mount(hw, eth_dev)) 1112 return -EINVAL; 1113 1114 rte_eth_dev_probing_finish(eth_dev); 1115 } 1116 1117 return ret; 1118 } 1119 1120 /* 1121 * When attaching to the NFP4000/6000 PF on a secondary process there 1122 * is no need to initialise the PF again. Only minimal work is required 1123 * here 1124 */ 1125 static int 1126 nfp_pf_secondary_init(struct rte_pci_device *pci_dev) 1127 { 1128 int err = 0; 1129 int ret = 0; 1130 struct nfp_cpp *cpp; 1131 enum nfp_app_fw_id app_fw_id; 1132 struct nfp_rtsym_table *sym_tbl; 1133 1134 if (pci_dev == NULL) 1135 return -ENODEV; 1136 1137 /* 1138 * When device bound to UIO, the device could be used, by mistake, 1139 * by two DPDK apps, and the UIO driver does not avoid it. This 1140 * could lead to a serious problem when configuring the NFP CPP 1141 * interface. Here we avoid this telling to the CPP init code to 1142 * use a lock file if UIO is being used. 1143 */ 1144 if (pci_dev->kdrv == RTE_PCI_KDRV_VFIO) 1145 cpp = nfp_cpp_from_device_name(pci_dev, 0); 1146 else 1147 cpp = nfp_cpp_from_device_name(pci_dev, 1); 1148 1149 if (cpp == NULL) { 1150 PMD_INIT_LOG(ERR, "A CPP handle can not be obtained"); 1151 return -EIO; 1152 } 1153 1154 /* 1155 * We don't have access to the PF created in the primary process 1156 * here so we have to read the number of ports from firmware 1157 */ 1158 sym_tbl = nfp_rtsym_table_read(cpp); 1159 if (sym_tbl == NULL) { 1160 PMD_INIT_LOG(ERR, "Something is wrong with the firmware" 1161 " symbol table"); 1162 return -EIO; 1163 } 1164 1165 /* Read the app ID of the firmware loaded */ 1166 app_fw_id = nfp_rtsym_read_le(sym_tbl, "_pf0_net_app_id", &err); 1167 if (err != 0) { 1168 PMD_INIT_LOG(ERR, "Couldn't read app_fw_id from fw"); 1169 goto sym_tbl_cleanup; 1170 } 1171 1172 switch (app_fw_id) { 1173 case NFP_APP_FW_CORE_NIC: 1174 PMD_INIT_LOG(INFO, "Initializing coreNIC"); 1175 ret = nfp_secondary_init_app_fw_nic(pci_dev, sym_tbl, cpp); 1176 if (ret != 0) { 1177 PMD_INIT_LOG(ERR, "Could not initialize coreNIC!"); 1178 goto sym_tbl_cleanup; 1179 } 1180 break; 1181 case NFP_APP_FW_FLOWER_NIC: 1182 PMD_INIT_LOG(INFO, "Initializing Flower"); 1183 ret = nfp_secondary_init_app_fw_flower(cpp); 1184 if (ret != 0) { 1185 PMD_INIT_LOG(ERR, "Could not initialize Flower!"); 1186 goto sym_tbl_cleanup; 1187 } 1188 break; 1189 default: 1190 PMD_INIT_LOG(ERR, "Unsupported Firmware loaded"); 1191 ret = -EINVAL; 1192 goto sym_tbl_cleanup; 1193 } 1194 1195 sym_tbl_cleanup: 1196 free(sym_tbl); 1197 1198 return ret; 1199 } 1200 1201 static int 1202 nfp_pf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused, 1203 struct rte_pci_device *dev) 1204 { 1205 if (rte_eal_process_type() == RTE_PROC_PRIMARY) 1206 return nfp_pf_init(dev); 1207 else 1208 return nfp_pf_secondary_init(dev); 1209 } 1210 1211 static const struct rte_pci_id pci_id_nfp_pf_net_map[] = { 1212 { 1213 RTE_PCI_DEVICE(PCI_VENDOR_ID_NETRONOME, 1214 PCI_DEVICE_ID_NFP3800_PF_NIC) 1215 }, 1216 { 1217 RTE_PCI_DEVICE(PCI_VENDOR_ID_NETRONOME, 1218 PCI_DEVICE_ID_NFP4000_PF_NIC) 1219 }, 1220 { 1221 RTE_PCI_DEVICE(PCI_VENDOR_ID_NETRONOME, 1222 PCI_DEVICE_ID_NFP6000_PF_NIC) 1223 }, 1224 { 1225 RTE_PCI_DEVICE(PCI_VENDOR_ID_CORIGINE, 1226 PCI_DEVICE_ID_NFP3800_PF_NIC) 1227 }, 1228 { 1229 RTE_PCI_DEVICE(PCI_VENDOR_ID_CORIGINE, 1230 PCI_DEVICE_ID_NFP4000_PF_NIC) 1231 }, 1232 { 1233 RTE_PCI_DEVICE(PCI_VENDOR_ID_CORIGINE, 1234 PCI_DEVICE_ID_NFP6000_PF_NIC) 1235 }, 1236 { 1237 .vendor_id = 0, 1238 }, 1239 }; 1240 1241 static int 1242 nfp_pci_uninit(struct rte_eth_dev *eth_dev) 1243 { 1244 struct rte_pci_device *pci_dev; 1245 uint16_t port_id; 1246 1247 pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev); 1248 1249 /* Free up all physical ports under PF */ 1250 RTE_ETH_FOREACH_DEV_OF(port_id, &pci_dev->device) 1251 rte_eth_dev_close(port_id); 1252 /* 1253 * Ports can be closed and freed but hotplugging is not 1254 * currently supported 1255 */ 1256 return -ENOTSUP; 1257 } 1258 1259 static int 1260 eth_nfp_pci_remove(struct rte_pci_device *pci_dev) 1261 { 1262 return rte_eth_dev_pci_generic_remove(pci_dev, nfp_pci_uninit); 1263 } 1264 1265 static struct rte_pci_driver rte_nfp_net_pf_pmd = { 1266 .id_table = pci_id_nfp_pf_net_map, 1267 .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC, 1268 .probe = nfp_pf_pci_probe, 1269 .remove = eth_nfp_pci_remove, 1270 }; 1271 1272 RTE_PMD_REGISTER_PCI(net_nfp_pf, rte_nfp_net_pf_pmd); 1273 RTE_PMD_REGISTER_PCI_TABLE(net_nfp_pf, pci_id_nfp_pf_net_map); 1274 RTE_PMD_REGISTER_KMOD_DEP(net_nfp_pf, "* igb_uio | uio_pci_generic | vfio"); 1275 /* 1276 * Local variables: 1277 * c-file-style: "Linux" 1278 * indent-tabs-mode: t 1279 * End: 1280 */ 1281