drivers/net/avf/avf_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Intel Corporation
   3  */
   4
   5 #include <sys/queue.h>
   6 #include <stdio.h>
   7 #include <errno.h>
   8 #include <stdint.h>
   9 #include <string.h>
  10 #include <unistd.h>
  11 #include <stdarg.h>
  12 #include <inttypes.h>
  13 #include <rte_byteorder.h>
  14 #include <rte_common.h>
  15
  16 #include <rte_interrupts.h>
  17 #include <rte_debug.h>
  18 #include <rte_pci.h>
  19 #include <rte_atomic.h>
  20 #include <rte_eal.h>
  21 #include <rte_ether.h>
  22 #include <rte_ethdev.h>
  23 #include <rte_ethdev_pci.h>
  24 #include <rte_malloc.h>
  25 #include <rte_memzone.h>
  26 #include <rte_dev.h>
  27
  28 #include "avf_log.h"
  29 #include "base/avf_prototype.h"
  30 #include "base/avf_adminq_cmd.h"
  31 #include "base/avf_type.h"
  32
  33 #include "avf.h"
  34 #include "avf_rxtx.h"
  35
  36 static int avf_dev_configure(struct rte_eth_dev *dev);
  37 static int avf_dev_start(struct rte_eth_dev *dev);
  38 static void avf_dev_stop(struct rte_eth_dev *dev);
  39 static void avf_dev_close(struct rte_eth_dev *dev);
  40 static void avf_dev_info_get(struct rte_eth_dev *dev,
  41                              struct rte_eth_dev_info *dev_info);
  42 static const uint32_t *avf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
  43 static int avf_dev_stats_get(struct rte_eth_dev *dev,
  44                              struct rte_eth_stats *stats);
  45 static void avf_dev_promiscuous_enable(struct rte_eth_dev *dev);
  46 static void avf_dev_promiscuous_disable(struct rte_eth_dev *dev);
  47 static void avf_dev_allmulticast_enable(struct rte_eth_dev *dev);
  48 static void avf_dev_allmulticast_disable(struct rte_eth_dev *dev);
  49 static int avf_dev_add_mac_addr(struct rte_eth_dev *dev,
  50                                 struct ether_addr *addr,
  51                                 uint32_t index,
  52                                 uint32_t pool);
  53 static void avf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index);
  54 static int avf_dev_vlan_filter_set(struct rte_eth_dev *dev,
  55                                    uint16_t vlan_id, int on);
  56 static int avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask);
  57 static int avf_dev_rss_reta_update(struct rte_eth_dev *dev,
  58                                    struct rte_eth_rss_reta_entry64 *reta_conf,
  59                                    uint16_t reta_size);
  60 static int avf_dev_rss_reta_query(struct rte_eth_dev *dev,
  61                                   struct rte_eth_rss_reta_entry64 *reta_conf,
  62                                   uint16_t reta_size);
  63 static int avf_dev_rss_hash_update(struct rte_eth_dev *dev,
  64                                    struct rte_eth_rss_conf *rss_conf);
  65 static int avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
  66                                      struct rte_eth_rss_conf *rss_conf);
  67 static int avf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
  68 static void avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
  69                                          struct ether_addr *mac_addr);
  70
  71 int avf_logtype_init;
  72 int avf_logtype_driver;
  73 static const struct rte_pci_id pci_id_avf_map[] = {
  74         { RTE_PCI_DEVICE(AVF_INTEL_VENDOR_ID, AVF_DEV_ID_ADAPTIVE_VF) },
  75         { .vendor_id = 0, /* sentinel */ },
  76 };
  77
  78 static const struct eth_dev_ops avf_eth_dev_ops = {
  79         .dev_configure              = avf_dev_configure,
  80         .dev_start                  = avf_dev_start,
  81         .dev_stop                   = avf_dev_stop,
  82         .dev_close                  = avf_dev_close,
  83         .dev_infos_get              = avf_dev_info_get,
  84         .dev_supported_ptypes_get   = avf_dev_supported_ptypes_get,
  85         .link_update                = avf_dev_link_update,
  86         .stats_get                  = avf_dev_stats_get,
  87         .promiscuous_enable         = avf_dev_promiscuous_enable,
  88         .promiscuous_disable        = avf_dev_promiscuous_disable,
  89         .allmulticast_enable        = avf_dev_allmulticast_enable,
  90         .allmulticast_disable       = avf_dev_allmulticast_disable,
  91         .mac_addr_add               = avf_dev_add_mac_addr,
  92         .mac_addr_remove            = avf_dev_del_mac_addr,
  93         .vlan_filter_set            = avf_dev_vlan_filter_set,
  94         .vlan_offload_set           = avf_dev_vlan_offload_set,
  95         .rx_queue_start             = avf_dev_rx_queue_start,
  96         .rx_queue_stop              = avf_dev_rx_queue_stop,
  97         .tx_queue_start             = avf_dev_tx_queue_start,
  98         .tx_queue_stop              = avf_dev_tx_queue_stop,
  99         .rx_queue_setup             = avf_dev_rx_queue_setup,
 100         .rx_queue_release           = avf_dev_rx_queue_release,
 101         .tx_queue_setup             = avf_dev_tx_queue_setup,
 102         .tx_queue_release           = avf_dev_tx_queue_release,
 103         .mac_addr_set               = avf_dev_set_default_mac_addr,
 104         .reta_update                = avf_dev_rss_reta_update,
 105         .reta_query                 = avf_dev_rss_reta_query,
 106         .rss_hash_update            = avf_dev_rss_hash_update,
 107         .rss_hash_conf_get          = avf_dev_rss_hash_conf_get,
 108         .rxq_info_get               = avf_dev_rxq_info_get,
 109         .txq_info_get               = avf_dev_txq_info_get,
 110         .rx_queue_count             = avf_dev_rxq_count,
 111         .rx_descriptor_status       = avf_dev_rx_desc_status,
 112         .tx_descriptor_status       = avf_dev_tx_desc_status,
 113         .mtu_set                    = avf_dev_mtu_set,
 114 };
 115
 116 static int
 117 avf_dev_configure(struct rte_eth_dev *dev)
 118 {
 119         struct avf_adapter *ad =
 120                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 121         struct avf_info *vf =  AVF_DEV_PRIVATE_TO_VF(ad);
 122         struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
 123
 124 #ifdef RTE_LIBRTE_AVF_INC_VECTOR
 125         /* Initialize to TRUE. If any of Rx queues doesn't meet the
 126          * vector Rx/Tx preconditions, it will be reset.
 127          */
 128         ad->rx_vec_allowed = true;
 129         ad->tx_vec_allowed = true;
 130 #else
 131         ad->rx_vec_allowed = false;
 132         ad->tx_vec_allowed = false;
 133 #endif
 134
 135         /* Vlan stripping setting */
 136         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN) {
 137                 if (dev_conf->rxmode.offloads & DEV_RX_OFFLOAD_VLAN_STRIP)
 138                         avf_enable_vlan_strip(ad);
 139                 else
 140                         avf_disable_vlan_strip(ad);
 141         }
 142         return 0;
 143 }
 144
 145 static int
 146 avf_init_rss(struct avf_adapter *adapter)
 147 {
 148         struct avf_info *vf =  AVF_DEV_PRIVATE_TO_VF(adapter);
 149         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
 150         struct rte_eth_rss_conf *rss_conf;
 151         uint8_t i, j, nb_q;
 152         int ret;
 153
 154         rss_conf = &adapter->eth_dev->data->dev_conf.rx_adv_conf.rss_conf;
 155         nb_q = RTE_MIN(adapter->eth_dev->data->nb_rx_queues,
 156                        AVF_MAX_NUM_QUEUES);
 157
 158         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF)) {
 159                 PMD_DRV_LOG(DEBUG, "RSS is not supported");
 160                 return -ENOTSUP;
 161         }
 162         if (adapter->eth_dev->data->dev_conf.rxmode.mq_mode != ETH_MQ_RX_RSS) {
 163                 PMD_DRV_LOG(WARNING, "RSS is enabled by PF by default");
 164                 /* set all lut items to default queue */
 165                 for (i = 0; i < vf->vf_res->rss_lut_size; i++)
 166                         vf->rss_lut[i] = 0;
 167                 ret = avf_configure_rss_lut(adapter);
 168                 return ret;
 169         }
 170
 171         /* In AVF, RSS enablement is set by PF driver. It is not supported
 172          * to set based on rss_conf->rss_hf.
 173          */
 174
 175         /* configure RSS key */
 176         if (!rss_conf->rss_key) {
 177                 /* Calculate the default hash key */
 178                 for (i = 0; i <= vf->vf_res->rss_key_size; i++)
 179                         vf->rss_key[i] = (uint8_t)rte_rand();
 180         } else
 181                 rte_memcpy(vf->rss_key, rss_conf->rss_key,
 182                            RTE_MIN(rss_conf->rss_key_len,
 183                                    vf->vf_res->rss_key_size));
 184
 185         /* init RSS LUT table */
 186         for (i = 0; i < vf->vf_res->rss_lut_size; i++, j++) {
 187                 if (j >= nb_q)
 188                         j = 0;
 189                 vf->rss_lut[i] = j;
 190         }
 191         /* send virtchnnl ops to configure rss*/
 192         ret = avf_configure_rss_lut(adapter);
 193         if (ret)
 194                 return ret;
 195         ret = avf_configure_rss_key(adapter);
 196         if (ret)
 197                 return ret;
 198
 199         return 0;
 200 }
 201
 202 static int
 203 avf_init_rxq(struct rte_eth_dev *dev, struct avf_rx_queue *rxq)
 204 {
 205         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 206         struct rte_eth_dev_data *dev_data = dev->data;
 207         uint16_t buf_size, max_pkt_len, len;
 208
 209         buf_size = rte_pktmbuf_data_room_size(rxq->mp) - RTE_PKTMBUF_HEADROOM;
 210
 211         /* Calculate the maximum packet length allowed */
 212         len = rxq->rx_buf_len * AVF_MAX_CHAINED_RX_BUFFERS;
 213         max_pkt_len = RTE_MIN(len, dev->data->dev_conf.rxmode.max_rx_pkt_len);
 214
 215         /* Check if the jumbo frame and maximum packet length are set
 216          * correctly.
 217          */
 218         if (dev->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
 219                 if (max_pkt_len <= ETHER_MAX_LEN ||
 220                     max_pkt_len > AVF_FRAME_SIZE_MAX) {
 221                         PMD_DRV_LOG(ERR, "maximum packet length must be "
 222                                     "larger than %u and smaller than %u, "
 223                                     "as jumbo frame is enabled",
 224                                     (uint32_t)ETHER_MAX_LEN,
 225                                     (uint32_t)AVF_FRAME_SIZE_MAX);
 226                         return -EINVAL;
 227                 }
 228         } else {
 229                 if (max_pkt_len < ETHER_MIN_LEN ||
 230                     max_pkt_len > ETHER_MAX_LEN) {
 231                         PMD_DRV_LOG(ERR, "maximum packet length must be "
 232                                     "larger than %u and smaller than %u, "
 233                                     "as jumbo frame is disabled",
 234                                     (uint32_t)ETHER_MIN_LEN,
 235                                     (uint32_t)ETHER_MAX_LEN);
 236                         return -EINVAL;
 237                 }
 238         }
 239
 240         rxq->max_pkt_len = max_pkt_len;
 241         if ((dev_data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_SCATTER) ||
 242             (rxq->max_pkt_len + 2 * AVF_VLAN_TAG_SIZE) > buf_size) {
 243                 dev_data->scattered_rx = 1;
 244         }
 245         AVF_PCI_REG_WRITE(rxq->qrx_tail, rxq->nb_rx_desc - 1);
 246         AVF_WRITE_FLUSH(hw);
 247
 248         return 0;
 249 }
 250
 251 static int
 252 avf_init_queues(struct rte_eth_dev *dev)
 253 {
 254         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 255         struct avf_rx_queue **rxq =
 256                 (struct avf_rx_queue **)dev->data->rx_queues;
 257         struct avf_tx_queue **txq =
 258                 (struct avf_tx_queue **)dev->data->tx_queues;
 259         int i, ret = AVF_SUCCESS;
 260
 261         for (i = 0; i < dev->data->nb_rx_queues; i++) {
 262                 if (!rxq[i] || !rxq[i]->q_set)
 263                         continue;
 264                 ret = avf_init_rxq(dev, rxq[i]);
 265                 if (ret != AVF_SUCCESS)
 266                         break;
 267         }
 268         /* set rx/tx function to vector/scatter/single-segment
 269          * according to parameters
 270          */
 271         avf_set_rx_function(dev);
 272         avf_set_tx_function(dev);
 273
 274         return ret;
 275 }
 276
 277 static int
 278 avf_start_queues(struct rte_eth_dev *dev)
 279 {
 280         struct avf_rx_queue *rxq;
 281         struct avf_tx_queue *txq;
 282         int i;
 283
 284         for (i = 0; i < dev->data->nb_tx_queues; i++) {
 285                 txq = dev->data->tx_queues[i];
 286                 if (txq->tx_deferred_start)
 287                         continue;
 288                 if (avf_dev_tx_queue_start(dev, i) != 0) {
 289                         PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
 290                         return -1;
 291                 }
 292         }
 293
 294         for (i = 0; i < dev->data->nb_rx_queues; i++) {
 295                 rxq = dev->data->rx_queues[i];
 296                 if (rxq->rx_deferred_start)
 297                         continue;
 298                 if (avf_dev_rx_queue_start(dev, i) != 0) {
 299                         PMD_DRV_LOG(ERR, "Fail to start queue %u", i);
 300                         return -1;
 301                 }
 302         }
 303
 304         return 0;
 305 }
 306
 307 static int
 308 avf_dev_start(struct rte_eth_dev *dev)
 309 {
 310         struct avf_adapter *adapter =
 311                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 312         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 313         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 314         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
 315         struct rte_intr_handle *intr_handle = dev->intr_handle;
 316         uint16_t interval;
 317         int i;
 318
 319         PMD_INIT_FUNC_TRACE();
 320
 321         hw->adapter_stopped = 0;
 322
 323         vf->max_pkt_len = dev->data->dev_conf.rxmode.max_rx_pkt_len;
 324         vf->num_queue_pairs = RTE_MAX(dev->data->nb_rx_queues,
 325                                       dev->data->nb_tx_queues);
 326
 327         /* TODO: Rx interrupt */
 328
 329         if (avf_init_queues(dev) != 0) {
 330                 PMD_DRV_LOG(ERR, "failed to do Queue init");
 331                 return -1;
 332         }
 333
 334         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
 335                 if (avf_init_rss(adapter) != 0) {
 336                         PMD_DRV_LOG(ERR, "configure rss failed");
 337                         goto err_rss;
 338                 }
 339         }
 340
 341         if (avf_configure_queues(adapter) != 0) {
 342                 PMD_DRV_LOG(ERR, "configure queues failed");
 343                 goto err_queue;
 344         }
 345
 346         /* Map interrupt for writeback */
 347         vf->nb_msix = 1;
 348         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_WB_ON_ITR) {
 349                 /* If WB_ON_ITR supports, enable it */
 350                 vf->msix_base = AVF_RX_VEC_START;
 351                 AVF_WRITE_REG(hw, AVFINT_DYN_CTLN1(vf->msix_base - 1),
 352                               AVFINT_DYN_CTLN1_ITR_INDX_MASK |
 353                               AVFINT_DYN_CTLN1_WB_ON_ITR_MASK);
 354         } else {
 355                 /* If no WB_ON_ITR offload flags, need to set interrupt for
 356                  * descriptor write back.
 357                  */
 358                 vf->msix_base = AVF_MISC_VEC_ID;
 359
 360                 /* set ITR to max */
 361                 interval = avf_calc_itr_interval(AVF_QUEUE_ITR_INTERVAL_MAX);
 362                 AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
 363                               AVFINT_DYN_CTL01_INTENA_MASK |
 364                               (AVF_ITR_INDEX_DEFAULT <<
 365                                AVFINT_DYN_CTL01_ITR_INDX_SHIFT) |
 366                               (interval << AVFINT_DYN_CTL01_INTERVAL_SHIFT));
 367         }
 368         AVF_WRITE_FLUSH(hw);
 369         /* map all queues to the same interrupt */
 370         for (i = 0; i < dev->data->nb_rx_queues; i++)
 371                 vf->rxq_map[0] |= 1 << i;
 372         if (avf_config_irq_map(adapter)) {
 373                 PMD_DRV_LOG(ERR, "config interrupt mapping failed");
 374                 goto err_queue;
 375         }
 376
 377         /* Set all mac addrs */
 378         avf_add_del_all_mac_addr(adapter, TRUE);
 379
 380         if (avf_start_queues(dev) != 0) {
 381                 PMD_DRV_LOG(ERR, "enable queues failed");
 382                 goto err_mac;
 383         }
 384
 385         /* TODO: enable interrupt for RX interrupt */
 386         return 0;
 387
 388 err_mac:
 389         avf_add_del_all_mac_addr(adapter, FALSE);
 390 err_queue:
 391 err_rss:
 392         return -1;
 393 }
 394
 395 static void
 396 avf_dev_stop(struct rte_eth_dev *dev)
 397 {
 398         struct avf_adapter *adapter =
 399                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 400         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev);
 401         int ret, i;
 402
 403         PMD_INIT_FUNC_TRACE();
 404
 405         if (hw->adapter_stopped == 1)
 406                 return;
 407
 408         avf_stop_queues(dev);
 409
 410         /*TODO: Disable the interrupt for Rx*/
 411
 412         /* TODO: Rx interrupt vector mapping free */
 413
 414         /* remove all mac addrs */
 415         avf_add_del_all_mac_addr(adapter, FALSE);
 416         hw->adapter_stopped = 1;
 417 }
 418
 419 static void
 420 avf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info)
 421 {
 422         struct avf_adapter *adapter =
 423                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 424         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 425
 426         memset(dev_info, 0, sizeof(*dev_info));
 427         dev_info->pci_dev = RTE_ETH_DEV_TO_PCI(dev);
 428         dev_info->max_rx_queues = vf->vsi_res->num_queue_pairs;
 429         dev_info->max_tx_queues = vf->vsi_res->num_queue_pairs;
 430         dev_info->min_rx_bufsize = AVF_BUF_SIZE_MIN;
 431         dev_info->max_rx_pktlen = AVF_FRAME_SIZE_MAX;
 432         dev_info->hash_key_size = vf->vf_res->rss_key_size;
 433         dev_info->reta_size = vf->vf_res->rss_lut_size;
 434         dev_info->flow_type_rss_offloads = AVF_RSS_OFFLOAD_ALL;
 435         dev_info->max_mac_addrs = AVF_NUM_MACADDR_MAX;
 436         dev_info->rx_offload_capa =
 437                 DEV_RX_OFFLOAD_VLAN_STRIP |
 438                 DEV_RX_OFFLOAD_IPV4_CKSUM |
 439                 DEV_RX_OFFLOAD_UDP_CKSUM |
 440                 DEV_RX_OFFLOAD_TCP_CKSUM;
 441         dev_info->tx_offload_capa =
 442                 DEV_TX_OFFLOAD_VLAN_INSERT |
 443                 DEV_TX_OFFLOAD_IPV4_CKSUM |
 444                 DEV_TX_OFFLOAD_UDP_CKSUM |
 445                 DEV_TX_OFFLOAD_TCP_CKSUM |
 446                 DEV_TX_OFFLOAD_SCTP_CKSUM |
 447                 DEV_TX_OFFLOAD_TCP_TSO;
 448
 449         dev_info->default_rxconf = (struct rte_eth_rxconf) {
 450                 .rx_free_thresh = AVF_DEFAULT_RX_FREE_THRESH,
 451                 .rx_drop_en = 0,
 452         };
 453
 454         dev_info->default_txconf = (struct rte_eth_txconf) {
 455                 .tx_free_thresh = AVF_DEFAULT_TX_FREE_THRESH,
 456                 .tx_rs_thresh = AVF_DEFAULT_TX_RS_THRESH,
 457                 .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS |
 458                                 ETH_TXQ_FLAGS_NOOFFLOADS,
 459         };
 460
 461         dev_info->rx_desc_lim = (struct rte_eth_desc_lim) {
 462                 .nb_max = AVF_MAX_RING_DESC,
 463                 .nb_min = AVF_MIN_RING_DESC,
 464                 .nb_align = AVF_ALIGN_RING_DESC,
 465         };
 466
 467         dev_info->tx_desc_lim = (struct rte_eth_desc_lim) {
 468                 .nb_max = AVF_MAX_RING_DESC,
 469                 .nb_min = AVF_MIN_RING_DESC,
 470                 .nb_align = AVF_ALIGN_RING_DESC,
 471         };
 472 }
 473
 474 static const uint32_t *
 475 avf_dev_supported_ptypes_get(struct rte_eth_dev *dev)
 476 {
 477         static const uint32_t ptypes[] = {
 478                 RTE_PTYPE_L2_ETHER,
 479                 RTE_PTYPE_L3_IPV4_EXT_UNKNOWN,
 480                 RTE_PTYPE_L4_FRAG,
 481                 RTE_PTYPE_L4_ICMP,
 482                 RTE_PTYPE_L4_NONFRAG,
 483                 RTE_PTYPE_L4_SCTP,
 484                 RTE_PTYPE_L4_TCP,
 485                 RTE_PTYPE_L4_UDP,
 486                 RTE_PTYPE_UNKNOWN
 487         };
 488         return ptypes;
 489 }
 490
 491 int
 492 avf_dev_link_update(struct rte_eth_dev *dev,
 493                     __rte_unused int wait_to_complete)
 494 {
 495         struct rte_eth_link new_link;
 496         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 497
 498         /* Only read status info stored in VF, and the info is updated
 499          *  when receive LINK_CHANGE evnet from PF by Virtchnnl.
 500          */
 501         switch (vf->link_speed) {
 502         case VIRTCHNL_LINK_SPEED_100MB:
 503                 new_link.link_speed = ETH_SPEED_NUM_100M;
 504                 break;
 505         case VIRTCHNL_LINK_SPEED_1GB:
 506                 new_link.link_speed = ETH_SPEED_NUM_1G;
 507                 break;
 508         case VIRTCHNL_LINK_SPEED_10GB:
 509                 new_link.link_speed = ETH_SPEED_NUM_10G;
 510                 break;
 511         case VIRTCHNL_LINK_SPEED_20GB:
 512                 new_link.link_speed = ETH_SPEED_NUM_20G;
 513                 break;
 514         case VIRTCHNL_LINK_SPEED_25GB:
 515                 new_link.link_speed = ETH_SPEED_NUM_25G;
 516                 break;
 517         case VIRTCHNL_LINK_SPEED_40GB:
 518                 new_link.link_speed = ETH_SPEED_NUM_40G;
 519                 break;
 520         default:
 521                 new_link.link_speed = ETH_SPEED_NUM_NONE;
 522                 break;
 523         }
 524
 525         new_link.link_duplex = ETH_LINK_FULL_DUPLEX;
 526         new_link.link_status = vf->link_up ? ETH_LINK_UP :
 527                                              ETH_LINK_DOWN;
 528         new_link.link_autoneg = !!(dev->data->dev_conf.link_speeds &
 529                                 ETH_LINK_SPEED_FIXED);
 530
 531         rte_atomic64_cmpset((uint64_t *)&dev->data->dev_link,
 532                             *(uint64_t *)&dev->data->dev_link,
 533                             *(uint64_t *)&new_link);
 534
 535         return 0;
 536 }
 537
 538 static void
 539 avf_dev_promiscuous_enable(struct rte_eth_dev *dev)
 540 {
 541         struct avf_adapter *adapter =
 542                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 543         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 544         int ret;
 545
 546         if (vf->promisc_unicast_enabled)
 547                 return;
 548
 549         ret = avf_config_promisc(adapter, TRUE, vf->promisc_multicast_enabled);
 550         if (!ret)
 551                 vf->promisc_unicast_enabled = TRUE;
 552 }
 553
 554 static void
 555 avf_dev_promiscuous_disable(struct rte_eth_dev *dev)
 556 {
 557         struct avf_adapter *adapter =
 558                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 559         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 560         int ret;
 561
 562         if (!vf->promisc_unicast_enabled)
 563                 return;
 564
 565         ret = avf_config_promisc(adapter, FALSE, vf->promisc_multicast_enabled);
 566         if (!ret)
 567                 vf->promisc_unicast_enabled = FALSE;
 568 }
 569
 570 static void
 571 avf_dev_allmulticast_enable(struct rte_eth_dev *dev)
 572 {
 573         struct avf_adapter *adapter =
 574                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 575         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 576         int ret;
 577
 578         if (vf->promisc_multicast_enabled)
 579                 return;
 580
 581         ret = avf_config_promisc(adapter, vf->promisc_unicast_enabled, TRUE);
 582         if (!ret)
 583                 vf->promisc_multicast_enabled = TRUE;
 584 }
 585
 586 static void
 587 avf_dev_allmulticast_disable(struct rte_eth_dev *dev)
 588 {
 589         struct avf_adapter *adapter =
 590                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 591         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 592         int ret;
 593
 594         if (!vf->promisc_multicast_enabled)
 595                 return;
 596
 597         ret = avf_config_promisc(adapter, vf->promisc_unicast_enabled, FALSE);
 598         if (!ret)
 599                 vf->promisc_multicast_enabled = FALSE;
 600 }
 601
 602 static int
 603 avf_dev_add_mac_addr(struct rte_eth_dev *dev, struct ether_addr *addr,
 604                      __rte_unused uint32_t index,
 605                      __rte_unused uint32_t pool)
 606 {
 607         struct avf_adapter *adapter =
 608                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 609         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 610         int err;
 611
 612         if (is_zero_ether_addr(addr)) {
 613                 PMD_DRV_LOG(ERR, "Invalid Ethernet Address");
 614                 return -EINVAL;
 615         }
 616
 617         err = avf_add_del_eth_addr(adapter, addr, TRUE);
 618         if (err) {
 619                 PMD_DRV_LOG(ERR, "fail to add MAC address");
 620                 return -EIO;
 621         }
 622
 623         vf->mac_num++;
 624
 625         return 0;
 626 }
 627
 628 static void
 629 avf_dev_del_mac_addr(struct rte_eth_dev *dev, uint32_t index)
 630 {
 631         struct avf_adapter *adapter =
 632                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 633         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 634         struct ether_addr *addr;
 635         int err;
 636
 637         addr = &dev->data->mac_addrs[index];
 638
 639         err = avf_add_del_eth_addr(adapter, addr, FALSE);
 640         if (err)
 641                 PMD_DRV_LOG(ERR, "fail to delete MAC address");
 642
 643         vf->mac_num--;
 644 }
 645
 646 static int
 647 avf_dev_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 648 {
 649         struct avf_adapter *adapter =
 650                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 651         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 652         int err;
 653
 654         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
 655                 return -ENOTSUP;
 656
 657         err = avf_add_del_vlan(adapter, vlan_id, on);
 658         if (err)
 659                 return -EIO;
 660         return 0;
 661 }
 662
 663 static int
 664 avf_dev_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 665 {
 666         struct avf_adapter *adapter =
 667                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 668         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 669         struct rte_eth_conf *dev_conf = &dev->data->dev_conf;
 670         int err;
 671
 672         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_VLAN))
 673                 return -ENOTSUP;
 674
 675         /* Vlan stripping setting */
 676         if (mask & ETH_VLAN_STRIP_MASK) {
 677                 /* Enable or disable VLAN stripping */
 678                 if (dev_conf->rxmode.hw_vlan_strip)
 679                         err = avf_enable_vlan_strip(adapter);
 680                 else
 681                         err = avf_disable_vlan_strip(adapter);
 682         }
 683
 684         if (err)
 685                 return -EIO;
 686         return 0;
 687 }
 688
 689 static int
 690 avf_dev_rss_reta_update(struct rte_eth_dev *dev,
 691                         struct rte_eth_rss_reta_entry64 *reta_conf,
 692                         uint16_t reta_size)
 693 {
 694         struct avf_adapter *adapter =
 695                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 696         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 697         uint8_t *lut;
 698         uint16_t i, idx, shift;
 699         int ret;
 700
 701         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
 702                 return -ENOTSUP;
 703
 704         if (reta_size != vf->vf_res->rss_lut_size) {
 705                 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
 706                         "(%d) doesn't match the number of hardware can "
 707                         "support (%d)", reta_size, vf->vf_res->rss_lut_size);
 708                 return -EINVAL;
 709         }
 710
 711         lut = rte_zmalloc("rss_lut", reta_size, 0);
 712         if (!lut) {
 713                 PMD_DRV_LOG(ERR, "No memory can be allocated");
 714                 return -ENOMEM;
 715         }
 716         /* store the old lut table temporarily */
 717         rte_memcpy(lut, vf->rss_lut, reta_size);
 718
 719         for (i = 0; i < reta_size; i++) {
 720                 idx = i / RTE_RETA_GROUP_SIZE;
 721                 shift = i % RTE_RETA_GROUP_SIZE;
 722                 if (reta_conf[idx].mask & (1ULL << shift))
 723                         lut[i] = reta_conf[idx].reta[shift];
 724         }
 725
 726         rte_memcpy(vf->rss_lut, lut, reta_size);
 727         /* send virtchnnl ops to configure rss*/
 728         ret = avf_configure_rss_lut(adapter);
 729         if (ret) /* revert back */
 730                 rte_memcpy(vf->rss_lut, lut, reta_size);
 731         rte_free(lut);
 732
 733         return ret;
 734 }
 735
 736 static int
 737 avf_dev_rss_reta_query(struct rte_eth_dev *dev,
 738                        struct rte_eth_rss_reta_entry64 *reta_conf,
 739                        uint16_t reta_size)
 740 {
 741         struct avf_adapter *adapter =
 742                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 743         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 744         uint16_t i, idx, shift;
 745
 746         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
 747                 return -ENOTSUP;
 748
 749         if (reta_size != vf->vf_res->rss_lut_size) {
 750                 PMD_DRV_LOG(ERR, "The size of hash lookup table configured "
 751                         "(%d) doesn't match the number of hardware can "
 752                         "support (%d)", reta_size, vf->vf_res->rss_lut_size);
 753                 return -EINVAL;
 754         }
 755
 756         for (i = 0; i < reta_size; i++) {
 757                 idx = i / RTE_RETA_GROUP_SIZE;
 758                 shift = i % RTE_RETA_GROUP_SIZE;
 759                 if (reta_conf[idx].mask & (1ULL << shift))
 760                         reta_conf[idx].reta[shift] = vf->rss_lut[i];
 761         }
 762
 763         return 0;
 764 }
 765
 766 static int
 767 avf_dev_rss_hash_update(struct rte_eth_dev *dev,
 768                         struct rte_eth_rss_conf *rss_conf)
 769 {
 770         struct avf_adapter *adapter =
 771                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 772         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 773
 774         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
 775                 return -ENOTSUP;
 776
 777         /* HENA setting, it is enabled by default, no change */
 778         if (!rss_conf->rss_key || rss_conf->rss_key_len == 0) {
 779                 PMD_DRV_LOG(DEBUG, "No key to be configured");
 780                 return 0;
 781         } else if (rss_conf->rss_key_len != vf->vf_res->rss_key_size) {
 782                 PMD_DRV_LOG(ERR, "The size of hash key configured "
 783                         "(%d) doesn't match the size of hardware can "
 784                         "support (%d)", rss_conf->rss_key_len,
 785                         vf->vf_res->rss_key_size);
 786                 return -EINVAL;
 787         }
 788
 789         rte_memcpy(vf->rss_key, rss_conf->rss_key, rss_conf->rss_key_len);
 790
 791         return avf_configure_rss_key(adapter);
 792 }
 793
 794 static int
 795 avf_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
 796                           struct rte_eth_rss_conf *rss_conf)
 797 {
 798         struct avf_adapter *adapter =
 799                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 800         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(adapter);
 801
 802         if (!(vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF))
 803                 return -ENOTSUP;
 804
 805          /* Just set it to default value now. */
 806         rss_conf->rss_hf = AVF_RSS_OFFLOAD_ALL;
 807
 808         if (!rss_conf->rss_key)
 809                 return 0;
 810
 811         rss_conf->rss_key_len = vf->vf_res->rss_key_size;
 812         rte_memcpy(rss_conf->rss_key, vf->rss_key, rss_conf->rss_key_len);
 813
 814         return 0;
 815 }
 816
 817 static int
 818 avf_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
 819 {
 820         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 821         uint32_t frame_size = mtu + AVF_ETH_OVERHEAD;
 822         int ret = 0;
 823
 824         if (mtu < ETHER_MIN_MTU || frame_size > AVF_FRAME_SIZE_MAX)
 825                 return -EINVAL;
 826
 827         /* mtu setting is forbidden if port is start */
 828         if (dev->data->dev_started) {
 829                 PMD_DRV_LOG(ERR, "port must be stopped before configuration");
 830                 return -EBUSY;
 831         }
 832
 833         if (frame_size > ETHER_MAX_LEN)
 834                 dev->data->dev_conf.rxmode.offloads |=
 835                                 DEV_RX_OFFLOAD_JUMBO_FRAME;
 836         else
 837                 dev->data->dev_conf.rxmode.offloads &=
 838                                 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
 839
 840         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
 841
 842         return ret;
 843 }
 844
 845 static void
 846 avf_dev_set_default_mac_addr(struct rte_eth_dev *dev,
 847                              struct ether_addr *mac_addr)
 848 {
 849         struct avf_adapter *adapter =
 850                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 851         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
 852         struct ether_addr *perm_addr, *old_addr;
 853         int ret;
 854
 855         old_addr = (struct ether_addr *)hw->mac.addr;
 856         perm_addr = (struct ether_addr *)hw->mac.perm_addr;
 857
 858         if (is_same_ether_addr(mac_addr, old_addr))
 859                 return;
 860
 861         /* If the MAC address is configured by host, skip the setting */
 862         if (is_valid_assigned_ether_addr(perm_addr))
 863                 return;
 864
 865         ret = avf_add_del_eth_addr(adapter, old_addr, FALSE);
 866         if (ret)
 867                 PMD_DRV_LOG(ERR, "Fail to delete old MAC:"
 868                             " %02X:%02X:%02X:%02X:%02X:%02X",
 869                             old_addr->addr_bytes[0],
 870                             old_addr->addr_bytes[1],
 871                             old_addr->addr_bytes[2],
 872                             old_addr->addr_bytes[3],
 873                             old_addr->addr_bytes[4],
 874                             old_addr->addr_bytes[5]);
 875
 876         ret = avf_add_del_eth_addr(adapter, mac_addr, TRUE);
 877         if (ret)
 878                 PMD_DRV_LOG(ERR, "Fail to add new MAC:"
 879                             " %02X:%02X:%02X:%02X:%02X:%02X",
 880                             mac_addr->addr_bytes[0],
 881                             mac_addr->addr_bytes[1],
 882                             mac_addr->addr_bytes[2],
 883                             mac_addr->addr_bytes[3],
 884                             mac_addr->addr_bytes[4],
 885                             mac_addr->addr_bytes[5]);
 886
 887         ether_addr_copy(mac_addr, (struct ether_addr *)hw->mac.addr);
 888 }
 889
 890 static int
 891 avf_dev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
 892 {
 893         struct avf_adapter *adapter =
 894                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 895         struct virtchnl_eth_stats *pstats = NULL;
 896         int ret;
 897
 898         ret = avf_query_stats(adapter, &pstats);
 899         if (ret == 0) {
 900                 stats->ipackets = pstats->rx_unicast + pstats->rx_multicast +
 901                                                 pstats->rx_broadcast;
 902                 stats->opackets = pstats->tx_broadcast + pstats->tx_multicast +
 903                                                 pstats->tx_unicast;
 904                 stats->imissed = pstats->rx_discards;
 905                 stats->oerrors = pstats->tx_errors + pstats->tx_discards;
 906                 stats->ibytes = pstats->rx_bytes;
 907                 stats->obytes = pstats->tx_bytes;
 908         } else {
 909                 PMD_DRV_LOG(ERR, "Get statistics failed");
 910         }
 911         return -EIO;
 912 }
 913
 914 static int
 915 avf_check_vf_reset_done(struct avf_hw *hw)
 916 {
 917         int i, reset;
 918
 919         for (i = 0; i < AVF_RESET_WAIT_CNT; i++) {
 920                 reset = AVF_READ_REG(hw, AVFGEN_RSTAT) &
 921                         AVFGEN_RSTAT_VFR_STATE_MASK;
 922                 reset = reset >> AVFGEN_RSTAT_VFR_STATE_SHIFT;
 923                 if (reset == VIRTCHNL_VFR_VFACTIVE ||
 924                     reset == VIRTCHNL_VFR_COMPLETED)
 925                         break;
 926                 rte_delay_ms(20);
 927         }
 928
 929         if (i >= AVF_RESET_WAIT_CNT)
 930                 return -1;
 931
 932         return 0;
 933 }
 934
 935 static int
 936 avf_init_vf(struct rte_eth_dev *dev)
 937 {
 938         int i, err, bufsz;
 939         struct avf_adapter *adapter =
 940                 AVF_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
 941         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
 942         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
 943
 944         err = avf_set_mac_type(hw);
 945         if (err) {
 946                 PMD_INIT_LOG(ERR, "set_mac_type failed: %d", err);
 947                 goto err;
 948         }
 949
 950         err = avf_check_vf_reset_done(hw);
 951         if (err) {
 952                 PMD_INIT_LOG(ERR, "VF is still resetting");
 953                 goto err;
 954         }
 955
 956         avf_init_adminq_parameter(hw);
 957         err = avf_init_adminq(hw);
 958         if (err) {
 959                 PMD_INIT_LOG(ERR, "init_adminq failed: %d", err);
 960                 goto err;
 961         }
 962
 963         vf->aq_resp = rte_zmalloc("vf_aq_resp", AVF_AQ_BUF_SZ, 0);
 964         if (!vf->aq_resp) {
 965                 PMD_INIT_LOG(ERR, "unable to allocate vf_aq_resp memory");
 966                 goto err_aq;
 967         }
 968         if (avf_check_api_version(adapter) != 0) {
 969                 PMD_INIT_LOG(ERR, "check_api version failed");
 970                 goto err_api;
 971         }
 972
 973         bufsz = sizeof(struct virtchnl_vf_resource) +
 974                 (AVF_MAX_VF_VSI * sizeof(struct virtchnl_vsi_resource));
 975         vf->vf_res = rte_zmalloc("vf_res", bufsz, 0);
 976         if (!vf->vf_res) {
 977                 PMD_INIT_LOG(ERR, "unable to allocate vf_res memory");
 978                 goto err_api;
 979         }
 980         if (avf_get_vf_resource(adapter) != 0) {
 981                 PMD_INIT_LOG(ERR, "avf_get_vf_config failed");
 982                 goto err_alloc;
 983         }
 984         /* Allocate memort for RSS info */
 985         if (vf->vf_res->vf_cap_flags & VIRTCHNL_VF_OFFLOAD_RSS_PF) {
 986                 vf->rss_key = rte_zmalloc("rss_key",
 987                                           vf->vf_res->rss_key_size, 0);
 988                 if (!vf->rss_key) {
 989                         PMD_INIT_LOG(ERR, "unable to allocate rss_key memory");
 990                         goto err_rss;
 991                 }
 992                 vf->rss_lut = rte_zmalloc("rss_lut",
 993                                           vf->vf_res->rss_lut_size, 0);
 994                 if (!vf->rss_lut) {
 995                         PMD_INIT_LOG(ERR, "unable to allocate rss_lut memory");
 996                         goto err_rss;
 997                 }
 998         }
 999         return 0;
1000 err_rss:
1001         rte_free(vf->rss_key);
1002         rte_free(vf->rss_lut);
1003 err_alloc:
1004         rte_free(vf->vf_res);
1005         vf->vsi_res = NULL;
1006 err_api:
1007         rte_free(vf->aq_resp);
1008 err_aq:
1009         avf_shutdown_adminq(hw);
1010 err:
1011         return -1;
1012 }
1013
1014 /* Enable default admin queue interrupt setting */
1015 static inline void
1016 avf_enable_irq0(struct avf_hw *hw)
1017 {
1018         /* Enable admin queue interrupt trigger */
1019         AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, AVFINT_ICR0_ENA1_ADMINQ_MASK);
1020
1021         AVF_WRITE_REG(hw, AVFINT_DYN_CTL01, AVFINT_DYN_CTL01_INTENA_MASK |
1022                                             AVFINT_DYN_CTL01_ITR_INDX_MASK);
1023
1024         AVF_WRITE_FLUSH(hw);
1025 }
1026
1027 static inline void
1028 avf_disable_irq0(struct avf_hw *hw)
1029 {
1030         /* Disable all interrupt types */
1031         AVF_WRITE_REG(hw, AVFINT_ICR0_ENA1, 0);
1032         AVF_WRITE_REG(hw, AVFINT_DYN_CTL01,
1033                       AVFINT_DYN_CTL01_ITR_INDX_MASK);
1034         AVF_WRITE_FLUSH(hw);
1035 }
1036
1037 static void
1038 avf_dev_interrupt_handler(void *param)
1039 {
1040         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
1041         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1042
1043         avf_disable_irq0(hw);
1044
1045         avf_handle_virtchnl_msg(dev);
1046
1047 done:
1048         avf_enable_irq0(hw);
1049 }
1050
1051 static int
1052 avf_dev_init(struct rte_eth_dev *eth_dev)
1053 {
1054         struct avf_adapter *adapter =
1055                 AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1056         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(adapter);
1057         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
1058
1059         PMD_INIT_FUNC_TRACE();
1060
1061         /* assign ops func pointer */
1062         eth_dev->dev_ops = &avf_eth_dev_ops;
1063         eth_dev->rx_pkt_burst = &avf_recv_pkts;
1064         eth_dev->tx_pkt_burst = &avf_xmit_pkts;
1065         eth_dev->tx_pkt_prepare = &avf_prep_pkts;
1066
1067         /* For secondary processes, we don't initialise any further as primary
1068          * has already done this work. Only check if we need a different RX
1069          * and TX function.
1070          */
1071         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
1072                 avf_set_rx_function(eth_dev);
1073                 avf_set_tx_function(eth_dev);
1074                 return 0;
1075         }
1076         rte_eth_copy_pci_info(eth_dev, pci_dev);
1077
1078         hw->vendor_id = pci_dev->id.vendor_id;
1079         hw->device_id = pci_dev->id.device_id;
1080         hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
1081         hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
1082         hw->bus.bus_id = pci_dev->addr.bus;
1083         hw->bus.device = pci_dev->addr.devid;
1084         hw->bus.func = pci_dev->addr.function;
1085         hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;
1086         hw->back = AVF_DEV_PRIVATE_TO_ADAPTER(eth_dev->data->dev_private);
1087         adapter->eth_dev = eth_dev;
1088
1089         if (avf_init_vf(eth_dev) != 0) {
1090                 PMD_INIT_LOG(ERR, "Init vf failed");
1091                 return -1;
1092         }
1093
1094         /* copy mac addr */
1095         eth_dev->data->mac_addrs = rte_zmalloc(
1096                                         "avf_mac",
1097                                         ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX,
1098                                         0);
1099         if (!eth_dev->data->mac_addrs) {
1100                 PMD_INIT_LOG(ERR, "Failed to allocate %d bytes needed to"
1101                              " store MAC addresses",
1102                              ETHER_ADDR_LEN * AVF_NUM_MACADDR_MAX);
1103                 return -ENOMEM;
1104         }
1105         /* If the MAC address is not configured by host,
1106          * generate a random one.
1107          */
1108         if (!is_valid_assigned_ether_addr((struct ether_addr *)hw->mac.addr))
1109                 eth_random_addr(hw->mac.addr);
1110         ether_addr_copy((struct ether_addr *)hw->mac.addr,
1111                         &eth_dev->data->mac_addrs[0]);
1112
1113         /* register callback func to eal lib */
1114         rte_intr_callback_register(&pci_dev->intr_handle,
1115                                    avf_dev_interrupt_handler,
1116                                    (void *)eth_dev);
1117
1118         /* enable uio intr after callback register */
1119         rte_intr_enable(&pci_dev->intr_handle);
1120
1121         /* configure and enable device interrupt */
1122         avf_enable_irq0(hw);
1123
1124         return 0;
1125 }
1126
1127 static void
1128 avf_dev_close(struct rte_eth_dev *dev)
1129 {
1130         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1131         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
1132         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
1133
1134         avf_dev_stop(dev);
1135         avf_shutdown_adminq(hw);
1136         /* disable uio intr before callback unregister */
1137         rte_intr_disable(intr_handle);
1138
1139         /* unregister callback func from eal lib */
1140         rte_intr_callback_unregister(intr_handle,
1141                                      avf_dev_interrupt_handler, dev);
1142         avf_disable_irq0(hw);
1143 }
1144
1145 static int
1146 avf_dev_uninit(struct rte_eth_dev *dev)
1147 {
1148         struct avf_info *vf = AVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
1149         struct avf_hw *hw = AVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1150
1151         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
1152                 return -EPERM;
1153
1154         dev->dev_ops = NULL;
1155         dev->rx_pkt_burst = NULL;
1156         dev->tx_pkt_burst = NULL;
1157         if (hw->adapter_stopped == 0)
1158                 avf_dev_close(dev);
1159
1160         rte_free(vf->vf_res);
1161         vf->vsi_res = NULL;
1162         vf->vf_res = NULL;
1163
1164         rte_free(vf->aq_resp);
1165         vf->aq_resp = NULL;
1166
1167         rte_free(dev->data->mac_addrs);
1168         dev->data->mac_addrs = NULL;
1169
1170         if (vf->rss_lut) {
1171                 rte_free(vf->rss_lut);
1172                 vf->rss_lut = NULL;
1173         }
1174         if (vf->rss_key) {
1175                 rte_free(vf->rss_key);
1176                 vf->rss_key = NULL;
1177         }
1178
1179         return 0;
1180 }
1181
1182 static int eth_avf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
1183                              struct rte_pci_device *pci_dev)
1184 {
1185         return rte_eth_dev_pci_generic_probe(pci_dev,
1186                 sizeof(struct avf_adapter), avf_dev_init);
1187 }
1188
1189 static int eth_avf_pci_remove(struct rte_pci_device *pci_dev)
1190 {
1191         return rte_eth_dev_pci_generic_remove(pci_dev, avf_dev_uninit);
1192 }
1193
1194 /* Adaptive virtual function driver struct */
1195 static struct rte_pci_driver rte_avf_pmd = {
1196         .id_table = pci_id_avf_map,
1197         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC |
1198                      RTE_PCI_DRV_IOVA_AS_VA,
1199         .probe = eth_avf_pci_probe,
1200         .remove = eth_avf_pci_remove,
1201 };
1202
1203 RTE_PMD_REGISTER_PCI(net_avf, rte_avf_pmd);
1204 RTE_PMD_REGISTER_PCI_TABLE(net_avf, pci_id_avf_map);
1205 RTE_PMD_REGISTER_KMOD_DEP(net_avf, "* igb_uio | vfio-pci");
1206 RTE_INIT(avf_init_log);
1207 static void
1208 avf_init_log(void)
1209 {
1210         avf_logtype_init = rte_log_register("pmd.avf.init");
1211         if (avf_logtype_init >= 0)
1212                 rte_log_set_level(avf_logtype_init, RTE_LOG_NOTICE);
1213         avf_logtype_driver = rte_log_register("pmd.avf.driver");
1214         if (avf_logtype_driver >= 0)
1215                 rte_log_set_level(avf_logtype_driver, RTE_LOG_NOTICE);
1216 }
1217
1218 /* memory func for base code */
1219 enum avf_status_code
1220 avf_allocate_dma_mem_d(__rte_unused struct avf_hw *hw,
1221                        struct avf_dma_mem *mem,
1222                        u64 size,
1223                        u32 alignment)
1224 {
1225         const struct rte_memzone *mz = NULL;
1226         char z_name[RTE_MEMZONE_NAMESIZE];
1227
1228         if (!mem)
1229                 return AVF_ERR_PARAM;
1230
1231         snprintf(z_name, sizeof(z_name), "avf_dma_%"PRIu64, rte_rand());
1232         mz = rte_memzone_reserve_bounded(z_name, size, SOCKET_ID_ANY, 0,
1233                                          alignment, RTE_PGSIZE_2M);
1234         if (!mz)
1235                 return AVF_ERR_NO_MEMORY;
1236
1237         mem->size = size;
1238         mem->va = mz->addr;
1239         mem->pa = mz->phys_addr;
1240         mem->zone = (const void *)mz;
1241         PMD_DRV_LOG(DEBUG,
1242                     "memzone %s allocated with physical address: %"PRIu64,
1243                     mz->name, mem->pa);
1244
1245         return AVF_SUCCESS;
1246 }
1247
1248 enum avf_status_code
1249 avf_free_dma_mem_d(__rte_unused struct avf_hw *hw,
1250                    struct avf_dma_mem *mem)
1251 {
1252         if (!mem)
1253                 return AVF_ERR_PARAM;
1254
1255         PMD_DRV_LOG(DEBUG,
1256                     "memzone %s to be freed with physical address: %"PRIu64,
1257                     ((const struct rte_memzone *)mem->zone)->name, mem->pa);
1258         rte_memzone_free((const struct rte_memzone *)mem->zone);
1259         mem->zone = NULL;
1260         mem->va = NULL;
1261         mem->pa = (u64)0;
1262
1263         return AVF_SUCCESS;
1264 }
1265
1266 enum avf_status_code
1267 avf_allocate_virt_mem_d(__rte_unused struct avf_hw *hw,
1268                         struct avf_virt_mem *mem,
1269                         u32 size)
1270 {
1271         if (!mem)
1272                 return AVF_ERR_PARAM;
1273
1274         mem->size = size;
1275         mem->va = rte_zmalloc("avf", size, 0);
1276
1277         if (mem->va)
1278                 return AVF_SUCCESS;
1279         else
1280                 return AVF_ERR_NO_MEMORY;
1281 }
1282
1283 enum avf_status_code
1284 avf_free_virt_mem_d(__rte_unused struct avf_hw *hw,
1285                     struct avf_virt_mem *mem)
1286 {
1287         if (!mem)
1288                 return AVF_ERR_PARAM;
1289
1290         rte_free(mem->va);
1291         mem->va = NULL;
1292
1293         return AVF_SUCCESS;
1294 }