drivers/net/hns3/hns3_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2018-2019 Hisilicon Limited.
   3  */
   4
   5 #include <rte_alarm.h>
   6 #include <rte_bus_pci.h>
   7 #include <ethdev_pci.h>
   8 #include <rte_pci.h>
   9
  10 #include "hns3_ethdev.h"
  11 #include "hns3_logs.h"
  12 #include "hns3_rxtx.h"
  13 #include "hns3_intr.h"
  14 #include "hns3_regs.h"
  15 #include "hns3_dcb.h"
  16 #include "hns3_mp.h"
  17
  18 #define HNS3_DEFAULT_PORT_CONF_BURST_SIZE       32
  19 #define HNS3_DEFAULT_PORT_CONF_QUEUES_NUM       1
  20
  21 #define HNS3_SERVICE_INTERVAL           1000000 /* us */
  22 #define HNS3_SERVICE_QUICK_INTERVAL     10
  23 #define HNS3_INVALID_PVID               0xFFFF
  24
  25 #define HNS3_FILTER_TYPE_VF             0
  26 #define HNS3_FILTER_TYPE_PORT           1
  27 #define HNS3_FILTER_FE_EGRESS_V1_B      BIT(0)
  28 #define HNS3_FILTER_FE_NIC_INGRESS_B    BIT(0)
  29 #define HNS3_FILTER_FE_NIC_EGRESS_B     BIT(1)
  30 #define HNS3_FILTER_FE_ROCE_INGRESS_B   BIT(2)
  31 #define HNS3_FILTER_FE_ROCE_EGRESS_B    BIT(3)
  32 #define HNS3_FILTER_FE_EGRESS           (HNS3_FILTER_FE_NIC_EGRESS_B \
  33                                         | HNS3_FILTER_FE_ROCE_EGRESS_B)
  34 #define HNS3_FILTER_FE_INGRESS          (HNS3_FILTER_FE_NIC_INGRESS_B \
  35                                         | HNS3_FILTER_FE_ROCE_INGRESS_B)
  36
  37 /* Reset related Registers */
  38 #define HNS3_GLOBAL_RESET_BIT           0
  39 #define HNS3_CORE_RESET_BIT             1
  40 #define HNS3_IMP_RESET_BIT              2
  41 #define HNS3_FUN_RST_ING_B              0
  42
  43 #define HNS3_VECTOR0_IMP_RESET_INT_B    1
  44 #define HNS3_VECTOR0_IMP_CMDQ_ERR_B     4U
  45 #define HNS3_VECTOR0_IMP_RD_POISON_B    5U
  46 #define HNS3_VECTOR0_ALL_MSIX_ERR_B     6U
  47
  48 #define HNS3_RESET_WAIT_MS      100
  49 #define HNS3_RESET_WAIT_CNT     200
  50
  51 /* FEC mode order defined in HNS3 hardware */
  52 #define HNS3_HW_FEC_MODE_NOFEC  0
  53 #define HNS3_HW_FEC_MODE_BASER  1
  54 #define HNS3_HW_FEC_MODE_RS     2
  55
  56 enum hns3_evt_cause {
  57         HNS3_VECTOR0_EVENT_RST,
  58         HNS3_VECTOR0_EVENT_MBX,
  59         HNS3_VECTOR0_EVENT_ERR,
  60         HNS3_VECTOR0_EVENT_OTHER,
  61 };
  62
  63 static const struct rte_eth_fec_capa speed_fec_capa_tbl[] = {
  64         { ETH_SPEED_NUM_10G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  65                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  66                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) },
  67
  68         { ETH_SPEED_NUM_25G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  69                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  70                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) |
  71                              RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  72
  73         { ETH_SPEED_NUM_40G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  74                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  75                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) },
  76
  77         { ETH_SPEED_NUM_50G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  78                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  79                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) |
  80                              RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  81
  82         { ETH_SPEED_NUM_100G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  83                               RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  84                               RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  85
  86         { ETH_SPEED_NUM_200G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  87                               RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  88                               RTE_ETH_FEC_MODE_CAPA_MASK(RS) }
  89 };
  90
  91 static enum hns3_reset_level hns3_get_reset_level(struct hns3_adapter *hns,
  92                                                  uint64_t *levels);
  93 static int hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
  94 static int hns3_vlan_pvid_configure(struct hns3_adapter *hns, uint16_t pvid,
  95                                     int on);
  96 static int hns3_update_link_info(struct rte_eth_dev *eth_dev);
  97 static bool hns3_update_link_status(struct hns3_hw *hw);
  98
  99 static int hns3_add_mc_addr(struct hns3_hw *hw,
 100                             struct rte_ether_addr *mac_addr);
 101 static int hns3_remove_mc_addr(struct hns3_hw *hw,
 102                             struct rte_ether_addr *mac_addr);
 103 static int hns3_restore_fec(struct hns3_hw *hw);
 104 static int hns3_query_dev_fec_info(struct hns3_hw *hw);
 105
 106 void hns3_ether_format_addr(char *buf, uint16_t size,
 107                             const struct rte_ether_addr *ether_addr)
 108 {
 109         snprintf(buf, size, "%02X:**:**:**:%02X:%02X",
 110                 ether_addr->addr_bytes[0],
 111                 ether_addr->addr_bytes[4],
 112                 ether_addr->addr_bytes[5]);
 113 }
 114
 115 static void
 116 hns3_pf_disable_irq0(struct hns3_hw *hw)
 117 {
 118         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 0);
 119 }
 120
 121 static void
 122 hns3_pf_enable_irq0(struct hns3_hw *hw)
 123 {
 124         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 1);
 125 }
 126
 127 static enum hns3_evt_cause
 128 hns3_proc_imp_reset_event(struct hns3_adapter *hns, bool is_delay,
 129                           uint32_t *vec_val)
 130 {
 131         struct hns3_hw *hw = &hns->hw;
 132
 133         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 134         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
 135         *vec_val = BIT(HNS3_VECTOR0_IMPRESET_INT_B);
 136         if (!is_delay) {
 137                 hw->reset.stats.imp_cnt++;
 138                 hns3_warn(hw, "IMP reset detected, clear reset status");
 139         } else {
 140                 hns3_schedule_delayed_reset(hns);
 141                 hns3_warn(hw, "IMP reset detected, don't clear reset status");
 142         }
 143
 144         return HNS3_VECTOR0_EVENT_RST;
 145 }
 146
 147 static enum hns3_evt_cause
 148 hns3_proc_global_reset_event(struct hns3_adapter *hns, bool is_delay,
 149                              uint32_t *vec_val)
 150 {
 151         struct hns3_hw *hw = &hns->hw;
 152
 153         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 154         hns3_atomic_set_bit(HNS3_GLOBAL_RESET, &hw->reset.pending);
 155         *vec_val = BIT(HNS3_VECTOR0_GLOBALRESET_INT_B);
 156         if (!is_delay) {
 157                 hw->reset.stats.global_cnt++;
 158                 hns3_warn(hw, "Global reset detected, clear reset status");
 159         } else {
 160                 hns3_schedule_delayed_reset(hns);
 161                 hns3_warn(hw,
 162                           "Global reset detected, don't clear reset status");
 163         }
 164
 165         return HNS3_VECTOR0_EVENT_RST;
 166 }
 167
 168 static enum hns3_evt_cause
 169 hns3_check_event_cause(struct hns3_adapter *hns, uint32_t *clearval)
 170 {
 171         struct hns3_hw *hw = &hns->hw;
 172         uint32_t vector0_int_stats;
 173         uint32_t cmdq_src_val;
 174         uint32_t hw_err_src_reg;
 175         uint32_t val;
 176         enum hns3_evt_cause ret;
 177         bool is_delay;
 178
 179         /* fetch the events from their corresponding regs */
 180         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 181         cmdq_src_val = hns3_read_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG);
 182         hw_err_src_reg = hns3_read_dev(hw, HNS3_RAS_PF_OTHER_INT_STS_REG);
 183
 184         is_delay = clearval == NULL ? true : false;
 185         /*
 186          * Assumption: If by any chance reset and mailbox events are reported
 187          * together then we will only process reset event and defer the
 188          * processing of the mailbox events. Since, we would have not cleared
 189          * RX CMDQ event this time we would receive again another interrupt
 190          * from H/W just for the mailbox.
 191          */
 192         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats) { /* IMP */
 193                 ret = hns3_proc_imp_reset_event(hns, is_delay, &val);
 194                 goto out;
 195         }
 196
 197         /* Global reset */
 198         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats) {
 199                 ret = hns3_proc_global_reset_event(hns, is_delay, &val);
 200                 goto out;
 201         }
 202
 203         /* check for vector0 msix event source */
 204         if (vector0_int_stats & HNS3_VECTOR0_REG_MSIX_MASK ||
 205             hw_err_src_reg & HNS3_RAS_REG_NFE_MASK) {
 206                 val = vector0_int_stats | hw_err_src_reg;
 207                 ret = HNS3_VECTOR0_EVENT_ERR;
 208                 goto out;
 209         }
 210
 211         /* check for vector0 mailbox(=CMDQ RX) event source */
 212         if (BIT(HNS3_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_val) {
 213                 cmdq_src_val &= ~BIT(HNS3_VECTOR0_RX_CMDQ_INT_B);
 214                 val = cmdq_src_val;
 215                 ret = HNS3_VECTOR0_EVENT_MBX;
 216                 goto out;
 217         }
 218
 219         if (clearval && (vector0_int_stats || cmdq_src_val || hw_err_src_reg))
 220                 hns3_warn(hw, "vector0_int_stats:0x%x cmdq_src_val:0x%x hw_err_src_reg:0x%x",
 221                           vector0_int_stats, cmdq_src_val, hw_err_src_reg);
 222         val = vector0_int_stats;
 223         ret = HNS3_VECTOR0_EVENT_OTHER;
 224 out:
 225
 226         if (clearval)
 227                 *clearval = val;
 228         return ret;
 229 }
 230
 231 static void
 232 hns3_clear_event_cause(struct hns3_hw *hw, uint32_t event_type, uint32_t regclr)
 233 {
 234         if (event_type == HNS3_VECTOR0_EVENT_RST)
 235                 hns3_write_dev(hw, HNS3_MISC_RESET_STS_REG, regclr);
 236         else if (event_type == HNS3_VECTOR0_EVENT_MBX)
 237                 hns3_write_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG, regclr);
 238 }
 239
 240 static void
 241 hns3_clear_all_event_cause(struct hns3_hw *hw)
 242 {
 243         uint32_t vector0_int_stats;
 244         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 245
 246         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats)
 247                 hns3_warn(hw, "Probe during IMP reset interrupt");
 248
 249         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats)
 250                 hns3_warn(hw, "Probe during Global reset interrupt");
 251
 252         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_RST,
 253                                BIT(HNS3_VECTOR0_IMPRESET_INT_B) |
 254                                BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) |
 255                                BIT(HNS3_VECTOR0_CORERESET_INT_B));
 256         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_MBX, 0);
 257 }
 258
 259 static void
 260 hns3_interrupt_handler(void *param)
 261 {
 262         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 263         struct hns3_adapter *hns = dev->data->dev_private;
 264         struct hns3_hw *hw = &hns->hw;
 265         enum hns3_evt_cause event_cause;
 266         uint32_t clearval = 0;
 267
 268         /* Disable interrupt */
 269         hns3_pf_disable_irq0(hw);
 270
 271         event_cause = hns3_check_event_cause(hns, &clearval);
 272         /* vector 0 interrupt is shared with reset and mailbox source events. */
 273         if (event_cause == HNS3_VECTOR0_EVENT_ERR) {
 274                 hns3_warn(hw, "Received err interrupt");
 275                 hns3_handle_msix_error(hns, &hw->reset.request);
 276                 hns3_handle_ras_error(hns, &hw->reset.request);
 277                 hns3_schedule_reset(hns);
 278         } else if (event_cause == HNS3_VECTOR0_EVENT_RST) {
 279                 hns3_warn(hw, "Received reset interrupt");
 280                 hns3_schedule_reset(hns);
 281         } else if (event_cause == HNS3_VECTOR0_EVENT_MBX)
 282                 hns3_dev_handle_mbx_msg(hw);
 283         else
 284                 hns3_err(hw, "Received unknown event");
 285
 286         hns3_clear_event_cause(hw, event_cause, clearval);
 287         /* Enable interrupt if it is not cause by reset */
 288         hns3_pf_enable_irq0(hw);
 289 }
 290
 291 static int
 292 hns3_set_port_vlan_filter(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 293 {
 294 #define HNS3_VLAN_ID_OFFSET_STEP        160
 295 #define HNS3_VLAN_BYTE_SIZE             8
 296         struct hns3_vlan_filter_pf_cfg_cmd *req;
 297         struct hns3_hw *hw = &hns->hw;
 298         uint8_t vlan_offset_byte_val;
 299         struct hns3_cmd_desc desc;
 300         uint8_t vlan_offset_byte;
 301         uint8_t vlan_offset_base;
 302         int ret;
 303
 304         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_PF_CFG, false);
 305
 306         vlan_offset_base = vlan_id / HNS3_VLAN_ID_OFFSET_STEP;
 307         vlan_offset_byte = (vlan_id % HNS3_VLAN_ID_OFFSET_STEP) /
 308                            HNS3_VLAN_BYTE_SIZE;
 309         vlan_offset_byte_val = 1 << (vlan_id % HNS3_VLAN_BYTE_SIZE);
 310
 311         req = (struct hns3_vlan_filter_pf_cfg_cmd *)desc.data;
 312         req->vlan_offset = vlan_offset_base;
 313         req->vlan_cfg = on ? 0 : 1;
 314         req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
 315
 316         ret = hns3_cmd_send(hw, &desc, 1);
 317         if (ret)
 318                 hns3_err(hw, "set port vlan id failed, vlan_id =%u, ret =%d",
 319                          vlan_id, ret);
 320
 321         return ret;
 322 }
 323
 324 static void
 325 hns3_rm_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id)
 326 {
 327         struct hns3_user_vlan_table *vlan_entry;
 328         struct hns3_pf *pf = &hns->pf;
 329
 330         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 331                 if (vlan_entry->vlan_id == vlan_id) {
 332                         if (vlan_entry->hd_tbl_status)
 333                                 hns3_set_port_vlan_filter(hns, vlan_id, 0);
 334                         LIST_REMOVE(vlan_entry, next);
 335                         rte_free(vlan_entry);
 336                         break;
 337                 }
 338         }
 339 }
 340
 341 static void
 342 hns3_add_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id,
 343                         bool writen_to_tbl)
 344 {
 345         struct hns3_user_vlan_table *vlan_entry;
 346         struct hns3_hw *hw = &hns->hw;
 347         struct hns3_pf *pf = &hns->pf;
 348
 349         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 350                 if (vlan_entry->vlan_id == vlan_id)
 351                         return;
 352         }
 353
 354         vlan_entry = rte_zmalloc("hns3_vlan_tbl", sizeof(*vlan_entry), 0);
 355         if (vlan_entry == NULL) {
 356                 hns3_err(hw, "Failed to malloc hns3 vlan table");
 357                 return;
 358         }
 359
 360         vlan_entry->hd_tbl_status = writen_to_tbl;
 361         vlan_entry->vlan_id = vlan_id;
 362
 363         LIST_INSERT_HEAD(&pf->vlan_list, vlan_entry, next);
 364 }
 365
 366 static int
 367 hns3_restore_vlan_table(struct hns3_adapter *hns)
 368 {
 369         struct hns3_user_vlan_table *vlan_entry;
 370         struct hns3_hw *hw = &hns->hw;
 371         struct hns3_pf *pf = &hns->pf;
 372         uint16_t vlan_id;
 373         int ret = 0;
 374
 375         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_ENABLE)
 376                 return hns3_vlan_pvid_configure(hns,
 377                                                 hw->port_base_vlan_cfg.pvid, 1);
 378
 379         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 380                 if (vlan_entry->hd_tbl_status) {
 381                         vlan_id = vlan_entry->vlan_id;
 382                         ret = hns3_set_port_vlan_filter(hns, vlan_id, 1);
 383                         if (ret)
 384                                 break;
 385                 }
 386         }
 387
 388         return ret;
 389 }
 390
 391 static int
 392 hns3_vlan_filter_configure(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 393 {
 394         struct hns3_hw *hw = &hns->hw;
 395         bool writen_to_tbl = false;
 396         int ret = 0;
 397
 398         /*
 399          * When vlan filter is enabled, hardware regards packets without vlan
 400          * as packets with vlan 0. So, to receive packets without vlan, vlan id
 401          * 0 is not allowed to be removed by rte_eth_dev_vlan_filter.
 402          */
 403         if (on == 0 && vlan_id == 0)
 404                 return 0;
 405
 406         /*
 407          * When port base vlan enabled, we use port base vlan as the vlan
 408          * filter condition. In this case, we don't update vlan filter table
 409          * when user add new vlan or remove exist vlan, just update the
 410          * vlan list. The vlan id in vlan list will be writen in vlan filter
 411          * table until port base vlan disabled
 412          */
 413         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 414                 ret = hns3_set_port_vlan_filter(hns, vlan_id, on);
 415                 writen_to_tbl = true;
 416         }
 417
 418         if (ret == 0) {
 419                 if (on)
 420                         hns3_add_dev_vlan_table(hns, vlan_id, writen_to_tbl);
 421                 else
 422                         hns3_rm_dev_vlan_table(hns, vlan_id);
 423         }
 424         return ret;
 425 }
 426
 427 static int
 428 hns3_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 429 {
 430         struct hns3_adapter *hns = dev->data->dev_private;
 431         struct hns3_hw *hw = &hns->hw;
 432         int ret;
 433
 434         rte_spinlock_lock(&hw->lock);
 435         ret = hns3_vlan_filter_configure(hns, vlan_id, on);
 436         rte_spinlock_unlock(&hw->lock);
 437         return ret;
 438 }
 439
 440 static int
 441 hns3_vlan_tpid_configure(struct hns3_adapter *hns, enum rte_vlan_type vlan_type,
 442                          uint16_t tpid)
 443 {
 444         struct hns3_rx_vlan_type_cfg_cmd *rx_req;
 445         struct hns3_tx_vlan_type_cfg_cmd *tx_req;
 446         struct hns3_hw *hw = &hns->hw;
 447         struct hns3_cmd_desc desc;
 448         int ret;
 449
 450         if ((vlan_type != ETH_VLAN_TYPE_INNER &&
 451              vlan_type != ETH_VLAN_TYPE_OUTER)) {
 452                 hns3_err(hw, "Unsupported vlan type, vlan_type =%d", vlan_type);
 453                 return -EINVAL;
 454         }
 455
 456         if (tpid != RTE_ETHER_TYPE_VLAN) {
 457                 hns3_err(hw, "Unsupported vlan tpid, vlan_type =%d", vlan_type);
 458                 return -EINVAL;
 459         }
 460
 461         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_TYPE_ID, false);
 462         rx_req = (struct hns3_rx_vlan_type_cfg_cmd *)desc.data;
 463
 464         if (vlan_type == ETH_VLAN_TYPE_OUTER) {
 465                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 466                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 467         } else if (vlan_type == ETH_VLAN_TYPE_INNER) {
 468                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 469                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 470                 rx_req->in_fst_vlan_type = rte_cpu_to_le_16(tpid);
 471                 rx_req->in_sec_vlan_type = rte_cpu_to_le_16(tpid);
 472         }
 473
 474         ret = hns3_cmd_send(hw, &desc, 1);
 475         if (ret) {
 476                 hns3_err(hw, "Send rxvlan protocol type command fail, ret =%d",
 477                          ret);
 478                 return ret;
 479         }
 480
 481         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_INSERT, false);
 482
 483         tx_req = (struct hns3_tx_vlan_type_cfg_cmd *)desc.data;
 484         tx_req->ot_vlan_type = rte_cpu_to_le_16(tpid);
 485         tx_req->in_vlan_type = rte_cpu_to_le_16(tpid);
 486
 487         ret = hns3_cmd_send(hw, &desc, 1);
 488         if (ret)
 489                 hns3_err(hw, "Send txvlan protocol type command fail, ret =%d",
 490                          ret);
 491         return ret;
 492 }
 493
 494 static int
 495 hns3_vlan_tpid_set(struct rte_eth_dev *dev, enum rte_vlan_type vlan_type,
 496                    uint16_t tpid)
 497 {
 498         struct hns3_adapter *hns = dev->data->dev_private;
 499         struct hns3_hw *hw = &hns->hw;
 500         int ret;
 501
 502         rte_spinlock_lock(&hw->lock);
 503         ret = hns3_vlan_tpid_configure(hns, vlan_type, tpid);
 504         rte_spinlock_unlock(&hw->lock);
 505         return ret;
 506 }
 507
 508 static int
 509 hns3_set_vlan_rx_offload_cfg(struct hns3_adapter *hns,
 510                              struct hns3_rx_vtag_cfg *vcfg)
 511 {
 512         struct hns3_vport_vtag_rx_cfg_cmd *req;
 513         struct hns3_hw *hw = &hns->hw;
 514         struct hns3_cmd_desc desc;
 515         uint16_t vport_id;
 516         uint8_t bitmap;
 517         int ret;
 518
 519         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_RX_CFG, false);
 520
 521         req = (struct hns3_vport_vtag_rx_cfg_cmd *)desc.data;
 522         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG1_EN_B,
 523                      vcfg->strip_tag1_en ? 1 : 0);
 524         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG2_EN_B,
 525                      vcfg->strip_tag2_en ? 1 : 0);
 526         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG1_EN_B,
 527                      vcfg->vlan1_vlan_prionly ? 1 : 0);
 528         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG2_EN_B,
 529                      vcfg->vlan2_vlan_prionly ? 1 : 0);
 530
 531         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 532         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG1_EN_B,
 533                      vcfg->strip_tag1_discard_en ? 1 : 0);
 534         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG2_EN_B,
 535                      vcfg->strip_tag2_discard_en ? 1 : 0);
 536         /*
 537          * In current version VF is not supported when PF is driven by DPDK
 538          * driver, just need to configure parameters for PF vport.
 539          */
 540         vport_id = HNS3_PF_FUNC_ID;
 541         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 542         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 543         req->vf_bitmap[req->vf_offset] = bitmap;
 544
 545         ret = hns3_cmd_send(hw, &desc, 1);
 546         if (ret)
 547                 hns3_err(hw, "Send port rxvlan cfg command fail, ret =%d", ret);
 548         return ret;
 549 }
 550
 551 static void
 552 hns3_update_rx_offload_cfg(struct hns3_adapter *hns,
 553                            struct hns3_rx_vtag_cfg *vcfg)
 554 {
 555         struct hns3_pf *pf = &hns->pf;
 556         memcpy(&pf->vtag_config.rx_vcfg, vcfg, sizeof(pf->vtag_config.rx_vcfg));
 557 }
 558
 559 static void
 560 hns3_update_tx_offload_cfg(struct hns3_adapter *hns,
 561                            struct hns3_tx_vtag_cfg *vcfg)
 562 {
 563         struct hns3_pf *pf = &hns->pf;
 564         memcpy(&pf->vtag_config.tx_vcfg, vcfg, sizeof(pf->vtag_config.tx_vcfg));
 565 }
 566
 567 static int
 568 hns3_en_hw_strip_rxvtag(struct hns3_adapter *hns, bool enable)
 569 {
 570         struct hns3_rx_vtag_cfg rxvlan_cfg;
 571         struct hns3_hw *hw = &hns->hw;
 572         int ret;
 573
 574         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 575                 rxvlan_cfg.strip_tag1_en = false;
 576                 rxvlan_cfg.strip_tag2_en = enable;
 577                 rxvlan_cfg.strip_tag2_discard_en = false;
 578         } else {
 579                 rxvlan_cfg.strip_tag1_en = enable;
 580                 rxvlan_cfg.strip_tag2_en = true;
 581                 rxvlan_cfg.strip_tag2_discard_en = true;
 582         }
 583
 584         rxvlan_cfg.strip_tag1_discard_en = false;
 585         rxvlan_cfg.vlan1_vlan_prionly = false;
 586         rxvlan_cfg.vlan2_vlan_prionly = false;
 587         rxvlan_cfg.rx_vlan_offload_en = enable;
 588
 589         ret = hns3_set_vlan_rx_offload_cfg(hns, &rxvlan_cfg);
 590         if (ret) {
 591                 hns3_err(hw, "enable strip rx vtag failed, ret =%d", ret);
 592                 return ret;
 593         }
 594
 595         hns3_update_rx_offload_cfg(hns, &rxvlan_cfg);
 596
 597         return ret;
 598 }
 599
 600 static int
 601 hns3_set_vlan_filter_ctrl(struct hns3_hw *hw, uint8_t vlan_type,
 602                           uint8_t fe_type, bool filter_en, uint8_t vf_id)
 603 {
 604         struct hns3_vlan_filter_ctrl_cmd *req;
 605         struct hns3_cmd_desc desc;
 606         int ret;
 607
 608         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_CTRL, false);
 609
 610         req = (struct hns3_vlan_filter_ctrl_cmd *)desc.data;
 611         req->vlan_type = vlan_type;
 612         req->vlan_fe = filter_en ? fe_type : 0;
 613         req->vf_id = vf_id;
 614
 615         ret = hns3_cmd_send(hw, &desc, 1);
 616         if (ret)
 617                 hns3_err(hw, "set vlan filter fail, ret =%d", ret);
 618
 619         return ret;
 620 }
 621
 622 static int
 623 hns3_vlan_filter_init(struct hns3_adapter *hns)
 624 {
 625         struct hns3_hw *hw = &hns->hw;
 626         int ret;
 627
 628         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_VF,
 629                                         HNS3_FILTER_FE_EGRESS, false,
 630                                         HNS3_PF_FUNC_ID);
 631         if (ret) {
 632                 hns3_err(hw, "failed to init vf vlan filter, ret = %d", ret);
 633                 return ret;
 634         }
 635
 636         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 637                                         HNS3_FILTER_FE_INGRESS, false,
 638                                         HNS3_PF_FUNC_ID);
 639         if (ret)
 640                 hns3_err(hw, "failed to init port vlan filter, ret = %d", ret);
 641
 642         return ret;
 643 }
 644
 645 static int
 646 hns3_enable_vlan_filter(struct hns3_adapter *hns, bool enable)
 647 {
 648         struct hns3_hw *hw = &hns->hw;
 649         int ret;
 650
 651         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 652                                         HNS3_FILTER_FE_INGRESS, enable,
 653                                         HNS3_PF_FUNC_ID);
 654         if (ret)
 655                 hns3_err(hw, "failed to %s port vlan filter, ret = %d",
 656                          enable ? "enable" : "disable", ret);
 657
 658         return ret;
 659 }
 660
 661 static int
 662 hns3_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 663 {
 664         struct hns3_adapter *hns = dev->data->dev_private;
 665         struct hns3_hw *hw = &hns->hw;
 666         struct rte_eth_rxmode *rxmode;
 667         unsigned int tmp_mask;
 668         bool enable;
 669         int ret = 0;
 670
 671         rte_spinlock_lock(&hw->lock);
 672         rxmode = &dev->data->dev_conf.rxmode;
 673         tmp_mask = (unsigned int)mask;
 674         if (tmp_mask & ETH_VLAN_FILTER_MASK) {
 675                 /* ignore vlan filter configuration during promiscuous mode */
 676                 if (!dev->data->promiscuous) {
 677                         /* Enable or disable VLAN filter */
 678                         enable = rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER ?
 679                                  true : false;
 680
 681                         ret = hns3_enable_vlan_filter(hns, enable);
 682                         if (ret) {
 683                                 rte_spinlock_unlock(&hw->lock);
 684                                 hns3_err(hw, "failed to %s rx filter, ret = %d",
 685                                          enable ? "enable" : "disable", ret);
 686                                 return ret;
 687                         }
 688                 }
 689         }
 690
 691         if (tmp_mask & ETH_VLAN_STRIP_MASK) {
 692                 /* Enable or disable VLAN stripping */
 693                 enable = rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP ?
 694                     true : false;
 695
 696                 ret = hns3_en_hw_strip_rxvtag(hns, enable);
 697                 if (ret) {
 698                         rte_spinlock_unlock(&hw->lock);
 699                         hns3_err(hw, "failed to %s rx strip, ret = %d",
 700                                  enable ? "enable" : "disable", ret);
 701                         return ret;
 702                 }
 703         }
 704
 705         rte_spinlock_unlock(&hw->lock);
 706
 707         return ret;
 708 }
 709
 710 static int
 711 hns3_set_vlan_tx_offload_cfg(struct hns3_adapter *hns,
 712                              struct hns3_tx_vtag_cfg *vcfg)
 713 {
 714         struct hns3_vport_vtag_tx_cfg_cmd *req;
 715         struct hns3_cmd_desc desc;
 716         struct hns3_hw *hw = &hns->hw;
 717         uint16_t vport_id;
 718         uint8_t bitmap;
 719         int ret;
 720
 721         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_TX_CFG, false);
 722
 723         req = (struct hns3_vport_vtag_tx_cfg_cmd *)desc.data;
 724         req->def_vlan_tag1 = vcfg->default_tag1;
 725         req->def_vlan_tag2 = vcfg->default_tag2;
 726         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG1_B,
 727                      vcfg->accept_tag1 ? 1 : 0);
 728         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG1_B,
 729                      vcfg->accept_untag1 ? 1 : 0);
 730         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG2_B,
 731                      vcfg->accept_tag2 ? 1 : 0);
 732         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG2_B,
 733                      vcfg->accept_untag2 ? 1 : 0);
 734         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG1_EN_B,
 735                      vcfg->insert_tag1_en ? 1 : 0);
 736         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG2_EN_B,
 737                      vcfg->insert_tag2_en ? 1 : 0);
 738         hns3_set_bit(req->vport_vlan_cfg, HNS3_CFG_NIC_ROCE_SEL_B, 0);
 739
 740         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 741         hns3_set_bit(req->vport_vlan_cfg, HNS3_TAG_SHIFT_MODE_EN_B,
 742                      vcfg->tag_shift_mode_en ? 1 : 0);
 743
 744         /*
 745          * In current version VF is not supported when PF is driven by DPDK
 746          * driver, just need to configure parameters for PF vport.
 747          */
 748         vport_id = HNS3_PF_FUNC_ID;
 749         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 750         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 751         req->vf_bitmap[req->vf_offset] = bitmap;
 752
 753         ret = hns3_cmd_send(hw, &desc, 1);
 754         if (ret)
 755                 hns3_err(hw, "Send port txvlan cfg command fail, ret =%d", ret);
 756
 757         return ret;
 758 }
 759
 760 static int
 761 hns3_vlan_txvlan_cfg(struct hns3_adapter *hns, uint16_t port_base_vlan_state,
 762                      uint16_t pvid)
 763 {
 764         struct hns3_hw *hw = &hns->hw;
 765         struct hns3_tx_vtag_cfg txvlan_cfg;
 766         int ret;
 767
 768         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_DISABLE) {
 769                 txvlan_cfg.accept_tag1 = true;
 770                 txvlan_cfg.insert_tag1_en = false;
 771                 txvlan_cfg.default_tag1 = 0;
 772         } else {
 773                 txvlan_cfg.accept_tag1 =
 774                         hw->vlan_mode == HNS3_HW_SHIFT_AND_DISCARD_MODE;
 775                 txvlan_cfg.insert_tag1_en = true;
 776                 txvlan_cfg.default_tag1 = pvid;
 777         }
 778
 779         txvlan_cfg.accept_untag1 = true;
 780         txvlan_cfg.accept_tag2 = true;
 781         txvlan_cfg.accept_untag2 = true;
 782         txvlan_cfg.insert_tag2_en = false;
 783         txvlan_cfg.default_tag2 = 0;
 784         txvlan_cfg.tag_shift_mode_en = true;
 785
 786         ret = hns3_set_vlan_tx_offload_cfg(hns, &txvlan_cfg);
 787         if (ret) {
 788                 hns3_err(hw, "pf vlan set pvid failed, pvid =%u ,ret =%d", pvid,
 789                          ret);
 790                 return ret;
 791         }
 792
 793         hns3_update_tx_offload_cfg(hns, &txvlan_cfg);
 794         return ret;
 795 }
 796
 797
 798 static void
 799 hns3_rm_all_vlan_table(struct hns3_adapter *hns, bool is_del_list)
 800 {
 801         struct hns3_user_vlan_table *vlan_entry;
 802         struct hns3_pf *pf = &hns->pf;
 803
 804         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 805                 if (vlan_entry->hd_tbl_status) {
 806                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 0);
 807                         vlan_entry->hd_tbl_status = false;
 808                 }
 809         }
 810
 811         if (is_del_list) {
 812                 vlan_entry = LIST_FIRST(&pf->vlan_list);
 813                 while (vlan_entry) {
 814                         LIST_REMOVE(vlan_entry, next);
 815                         rte_free(vlan_entry);
 816                         vlan_entry = LIST_FIRST(&pf->vlan_list);
 817                 }
 818         }
 819 }
 820
 821 static void
 822 hns3_add_all_vlan_table(struct hns3_adapter *hns)
 823 {
 824         struct hns3_user_vlan_table *vlan_entry;
 825         struct hns3_pf *pf = &hns->pf;
 826
 827         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 828                 if (!vlan_entry->hd_tbl_status) {
 829                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 1);
 830                         vlan_entry->hd_tbl_status = true;
 831                 }
 832         }
 833 }
 834
 835 static void
 836 hns3_remove_all_vlan_table(struct hns3_adapter *hns)
 837 {
 838         struct hns3_hw *hw = &hns->hw;
 839         int ret;
 840
 841         hns3_rm_all_vlan_table(hns, true);
 842         if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID) {
 843                 ret = hns3_set_port_vlan_filter(hns,
 844                                                 hw->port_base_vlan_cfg.pvid, 0);
 845                 if (ret) {
 846                         hns3_err(hw, "Failed to remove all vlan table, ret =%d",
 847                                  ret);
 848                         return;
 849                 }
 850         }
 851 }
 852
 853 static int
 854 hns3_update_vlan_filter_entries(struct hns3_adapter *hns,
 855                         uint16_t port_base_vlan_state, uint16_t new_pvid)
 856 {
 857         struct hns3_hw *hw = &hns->hw;
 858         uint16_t old_pvid;
 859         int ret;
 860
 861         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_ENABLE) {
 862                 old_pvid = hw->port_base_vlan_cfg.pvid;
 863                 if (old_pvid != HNS3_INVALID_PVID) {
 864                         ret = hns3_set_port_vlan_filter(hns, old_pvid, 0);
 865                         if (ret) {
 866                                 hns3_err(hw, "failed to remove old pvid %u, "
 867                                                 "ret = %d", old_pvid, ret);
 868                                 return ret;
 869                         }
 870                 }
 871
 872                 hns3_rm_all_vlan_table(hns, false);
 873                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 1);
 874                 if (ret) {
 875                         hns3_err(hw, "failed to add new pvid %u, ret = %d",
 876                                         new_pvid, ret);
 877                         return ret;
 878                 }
 879         } else {
 880                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 0);
 881                 if (ret) {
 882                         hns3_err(hw, "failed to remove pvid %u, ret = %d",
 883                                         new_pvid, ret);
 884                         return ret;
 885                 }
 886
 887                 hns3_add_all_vlan_table(hns);
 888         }
 889         return 0;
 890 }
 891
 892 static int
 893 hns3_en_pvid_strip(struct hns3_adapter *hns, int on)
 894 {
 895         struct hns3_rx_vtag_cfg *old_cfg = &hns->pf.vtag_config.rx_vcfg;
 896         struct hns3_rx_vtag_cfg rx_vlan_cfg;
 897         bool rx_strip_en;
 898         int ret;
 899
 900         rx_strip_en = old_cfg->rx_vlan_offload_en;
 901         if (on) {
 902                 rx_vlan_cfg.strip_tag1_en = rx_strip_en;
 903                 rx_vlan_cfg.strip_tag2_en = true;
 904                 rx_vlan_cfg.strip_tag2_discard_en = true;
 905         } else {
 906                 rx_vlan_cfg.strip_tag1_en = false;
 907                 rx_vlan_cfg.strip_tag2_en = rx_strip_en;
 908                 rx_vlan_cfg.strip_tag2_discard_en = false;
 909         }
 910         rx_vlan_cfg.strip_tag1_discard_en = false;
 911         rx_vlan_cfg.vlan1_vlan_prionly = false;
 912         rx_vlan_cfg.vlan2_vlan_prionly = false;
 913         rx_vlan_cfg.rx_vlan_offload_en = old_cfg->rx_vlan_offload_en;
 914
 915         ret = hns3_set_vlan_rx_offload_cfg(hns, &rx_vlan_cfg);
 916         if (ret)
 917                 return ret;
 918
 919         hns3_update_rx_offload_cfg(hns, &rx_vlan_cfg);
 920         return ret;
 921 }
 922
 923 static int
 924 hns3_vlan_pvid_configure(struct hns3_adapter *hns, uint16_t pvid, int on)
 925 {
 926         struct hns3_hw *hw = &hns->hw;
 927         uint16_t port_base_vlan_state;
 928         int ret;
 929
 930         if (on == 0 && pvid != hw->port_base_vlan_cfg.pvid) {
 931                 if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID)
 932                         hns3_warn(hw, "Invalid operation! As current pvid set "
 933                                   "is %u, disable pvid %u is invalid",
 934                                   hw->port_base_vlan_cfg.pvid, pvid);
 935                 return 0;
 936         }
 937
 938         port_base_vlan_state = on ? HNS3_PORT_BASE_VLAN_ENABLE :
 939                                     HNS3_PORT_BASE_VLAN_DISABLE;
 940         ret = hns3_vlan_txvlan_cfg(hns, port_base_vlan_state, pvid);
 941         if (ret) {
 942                 hns3_err(hw, "failed to config tx vlan for pvid, ret = %d",
 943                          ret);
 944                 return ret;
 945         }
 946
 947         ret = hns3_en_pvid_strip(hns, on);
 948         if (ret) {
 949                 hns3_err(hw, "failed to config rx vlan strip for pvid, "
 950                          "ret = %d", ret);
 951                 return ret;
 952         }
 953
 954         if (pvid == HNS3_INVALID_PVID)
 955                 goto out;
 956         ret = hns3_update_vlan_filter_entries(hns, port_base_vlan_state, pvid);
 957         if (ret) {
 958                 hns3_err(hw, "failed to update vlan filter entries, ret = %d",
 959                          ret);
 960                 return ret;
 961         }
 962
 963 out:
 964         hw->port_base_vlan_cfg.state = port_base_vlan_state;
 965         hw->port_base_vlan_cfg.pvid = on ? pvid : HNS3_INVALID_PVID;
 966         return ret;
 967 }
 968
 969 static int
 970 hns3_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid, int on)
 971 {
 972         struct hns3_adapter *hns = dev->data->dev_private;
 973         struct hns3_hw *hw = &hns->hw;
 974         bool pvid_en_state_change;
 975         uint16_t pvid_state;
 976         int ret;
 977
 978         if (pvid > RTE_ETHER_MAX_VLAN_ID) {
 979                 hns3_err(hw, "Invalid vlan_id = %u > %d", pvid,
 980                          RTE_ETHER_MAX_VLAN_ID);
 981                 return -EINVAL;
 982         }
 983
 984         /*
 985          * If PVID configuration state change, should refresh the PVID
 986          * configuration state in struct hns3_tx_queue/hns3_rx_queue.
 987          */
 988         pvid_state = hw->port_base_vlan_cfg.state;
 989         if ((on && pvid_state == HNS3_PORT_BASE_VLAN_ENABLE) ||
 990             (!on && pvid_state == HNS3_PORT_BASE_VLAN_DISABLE))
 991                 pvid_en_state_change = false;
 992         else
 993                 pvid_en_state_change = true;
 994
 995         rte_spinlock_lock(&hw->lock);
 996         ret = hns3_vlan_pvid_configure(hns, pvid, on);
 997         rte_spinlock_unlock(&hw->lock);
 998         if (ret)
 999                 return ret;
1000         /*
1001          * Only in HNS3_SW_SHIFT_AND_MODE the PVID related operation in Tx/Rx
1002          * need be processed by PMD driver.
1003          */
1004         if (pvid_en_state_change &&
1005             hw->vlan_mode == HNS3_SW_SHIFT_AND_DISCARD_MODE)
1006                 hns3_update_all_queues_pvid_proc_en(hw);
1007
1008         return 0;
1009 }
1010
1011 static int
1012 hns3_default_vlan_config(struct hns3_adapter *hns)
1013 {
1014         struct hns3_hw *hw = &hns->hw;
1015         int ret;
1016
1017         /*
1018          * When vlan filter is enabled, hardware regards packets without vlan
1019          * as packets with vlan 0. Therefore, if vlan 0 is not in the vlan
1020          * table, packets without vlan won't be received. So, add vlan 0 as
1021          * the default vlan.
1022          */
1023         ret = hns3_vlan_filter_configure(hns, 0, 1);
1024         if (ret)
1025                 hns3_err(hw, "default vlan 0 config failed, ret =%d", ret);
1026         return ret;
1027 }
1028
1029 static int
1030 hns3_init_vlan_config(struct hns3_adapter *hns)
1031 {
1032         struct hns3_hw *hw = &hns->hw;
1033         int ret;
1034
1035         /*
1036          * This function can be called in the initialization and reset process,
1037          * when in reset process, it means that hardware had been reseted
1038          * successfully and we need to restore the hardware configuration to
1039          * ensure that the hardware configuration remains unchanged before and
1040          * after reset.
1041          */
1042         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1043                 hw->port_base_vlan_cfg.state = HNS3_PORT_BASE_VLAN_DISABLE;
1044                 hw->port_base_vlan_cfg.pvid = HNS3_INVALID_PVID;
1045         }
1046
1047         ret = hns3_vlan_filter_init(hns);
1048         if (ret) {
1049                 hns3_err(hw, "vlan init fail in pf, ret =%d", ret);
1050                 return ret;
1051         }
1052
1053         ret = hns3_vlan_tpid_configure(hns, ETH_VLAN_TYPE_INNER,
1054                                        RTE_ETHER_TYPE_VLAN);
1055         if (ret) {
1056                 hns3_err(hw, "tpid set fail in pf, ret =%d", ret);
1057                 return ret;
1058         }
1059
1060         /*
1061          * When in the reinit dev stage of the reset process, the following
1062          * vlan-related configurations may differ from those at initialization,
1063          * we will restore configurations to hardware in hns3_restore_vlan_table
1064          * and hns3_restore_vlan_conf later.
1065          */
1066         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1067                 ret = hns3_vlan_pvid_configure(hns, HNS3_INVALID_PVID, 0);
1068                 if (ret) {
1069                         hns3_err(hw, "pvid set fail in pf, ret =%d", ret);
1070                         return ret;
1071                 }
1072
1073                 ret = hns3_en_hw_strip_rxvtag(hns, false);
1074                 if (ret) {
1075                         hns3_err(hw, "rx strip configure fail in pf, ret =%d",
1076                                  ret);
1077                         return ret;
1078                 }
1079         }
1080
1081         return hns3_default_vlan_config(hns);
1082 }
1083
1084 static int
1085 hns3_restore_vlan_conf(struct hns3_adapter *hns)
1086 {
1087         struct hns3_pf *pf = &hns->pf;
1088         struct hns3_hw *hw = &hns->hw;
1089         uint64_t offloads;
1090         bool enable;
1091         int ret;
1092
1093         if (!hw->data->promiscuous) {
1094                 /* restore vlan filter states */
1095                 offloads = hw->data->dev_conf.rxmode.offloads;
1096                 enable = offloads & DEV_RX_OFFLOAD_VLAN_FILTER ? true : false;
1097                 ret = hns3_enable_vlan_filter(hns, enable);
1098                 if (ret) {
1099                         hns3_err(hw, "failed to restore vlan rx filter conf, "
1100                                  "ret = %d", ret);
1101                         return ret;
1102                 }
1103         }
1104
1105         ret = hns3_set_vlan_rx_offload_cfg(hns, &pf->vtag_config.rx_vcfg);
1106         if (ret) {
1107                 hns3_err(hw, "failed to restore vlan rx conf, ret = %d", ret);
1108                 return ret;
1109         }
1110
1111         ret = hns3_set_vlan_tx_offload_cfg(hns, &pf->vtag_config.tx_vcfg);
1112         if (ret)
1113                 hns3_err(hw, "failed to restore vlan tx conf, ret = %d", ret);
1114
1115         return ret;
1116 }
1117
1118 static int
1119 hns3_dev_configure_vlan(struct rte_eth_dev *dev)
1120 {
1121         struct hns3_adapter *hns = dev->data->dev_private;
1122         struct rte_eth_dev_data *data = dev->data;
1123         struct rte_eth_txmode *txmode;
1124         struct hns3_hw *hw = &hns->hw;
1125         int mask;
1126         int ret;
1127
1128         txmode = &data->dev_conf.txmode;
1129         if (txmode->hw_vlan_reject_tagged || txmode->hw_vlan_reject_untagged)
1130                 hns3_warn(hw,
1131                           "hw_vlan_reject_tagged or hw_vlan_reject_untagged "
1132                           "configuration is not supported! Ignore these two "
1133                           "parameters: hw_vlan_reject_tagged(%u), "
1134                           "hw_vlan_reject_untagged(%u)",
1135                           txmode->hw_vlan_reject_tagged,
1136                           txmode->hw_vlan_reject_untagged);
1137
1138         /* Apply vlan offload setting */
1139         mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK;
1140         ret = hns3_vlan_offload_set(dev, mask);
1141         if (ret) {
1142                 hns3_err(hw, "dev config rx vlan offload failed, ret = %d",
1143                          ret);
1144                 return ret;
1145         }
1146
1147         /*
1148          * If pvid config is not set in rte_eth_conf, driver needn't to set
1149          * VLAN pvid related configuration to hardware.
1150          */
1151         if (txmode->pvid == 0 && txmode->hw_vlan_insert_pvid == 0)
1152                 return 0;
1153
1154         /* Apply pvid setting */
1155         ret = hns3_vlan_pvid_set(dev, txmode->pvid,
1156                                  txmode->hw_vlan_insert_pvid);
1157         if (ret)
1158                 hns3_err(hw, "dev config vlan pvid(%u) failed, ret = %d",
1159                          txmode->pvid, ret);
1160
1161         return ret;
1162 }
1163
1164 static int
1165 hns3_config_tso(struct hns3_hw *hw, unsigned int tso_mss_min,
1166                 unsigned int tso_mss_max)
1167 {
1168         struct hns3_cfg_tso_status_cmd *req;
1169         struct hns3_cmd_desc desc;
1170         uint16_t tso_mss;
1171
1172         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TSO_GENERIC_CONFIG, false);
1173
1174         req = (struct hns3_cfg_tso_status_cmd *)desc.data;
1175
1176         tso_mss = 0;
1177         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1178                        tso_mss_min);
1179         req->tso_mss_min = rte_cpu_to_le_16(tso_mss);
1180
1181         tso_mss = 0;
1182         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1183                        tso_mss_max);
1184         req->tso_mss_max = rte_cpu_to_le_16(tso_mss);
1185
1186         return hns3_cmd_send(hw, &desc, 1);
1187 }
1188
1189 static int
1190 hns3_set_umv_space(struct hns3_hw *hw, uint16_t space_size,
1191                    uint16_t *allocated_size, bool is_alloc)
1192 {
1193         struct hns3_umv_spc_alc_cmd *req;
1194         struct hns3_cmd_desc desc;
1195         int ret;
1196
1197         req = (struct hns3_umv_spc_alc_cmd *)desc.data;
1198         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ALLOCATE, false);
1199         hns3_set_bit(req->allocate, HNS3_UMV_SPC_ALC_B, is_alloc ? 0 : 1);
1200         req->space_size = rte_cpu_to_le_32(space_size);
1201
1202         ret = hns3_cmd_send(hw, &desc, 1);
1203         if (ret) {
1204                 PMD_INIT_LOG(ERR, "%s umv space failed for cmd_send, ret =%d",
1205                              is_alloc ? "allocate" : "free", ret);
1206                 return ret;
1207         }
1208
1209         if (is_alloc && allocated_size)
1210                 *allocated_size = rte_le_to_cpu_32(desc.data[1]);
1211
1212         return 0;
1213 }
1214
1215 static int
1216 hns3_init_umv_space(struct hns3_hw *hw)
1217 {
1218         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1219         struct hns3_pf *pf = &hns->pf;
1220         uint16_t allocated_size = 0;
1221         int ret;
1222
1223         ret = hns3_set_umv_space(hw, pf->wanted_umv_size, &allocated_size,
1224                                  true);
1225         if (ret)
1226                 return ret;
1227
1228         if (allocated_size < pf->wanted_umv_size)
1229                 PMD_INIT_LOG(WARNING, "Alloc umv space failed, want %u, get %u",
1230                              pf->wanted_umv_size, allocated_size);
1231
1232         pf->max_umv_size = (!!allocated_size) ? allocated_size :
1233                                                 pf->wanted_umv_size;
1234         pf->used_umv_size = 0;
1235         return 0;
1236 }
1237
1238 static int
1239 hns3_uninit_umv_space(struct hns3_hw *hw)
1240 {
1241         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1242         struct hns3_pf *pf = &hns->pf;
1243         int ret;
1244
1245         if (pf->max_umv_size == 0)
1246                 return 0;
1247
1248         ret = hns3_set_umv_space(hw, pf->max_umv_size, NULL, false);
1249         if (ret)
1250                 return ret;
1251
1252         pf->max_umv_size = 0;
1253
1254         return 0;
1255 }
1256
1257 static bool
1258 hns3_is_umv_space_full(struct hns3_hw *hw)
1259 {
1260         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1261         struct hns3_pf *pf = &hns->pf;
1262         bool is_full;
1263
1264         is_full = (pf->used_umv_size >= pf->max_umv_size);
1265
1266         return is_full;
1267 }
1268
1269 static void
1270 hns3_update_umv_space(struct hns3_hw *hw, bool is_free)
1271 {
1272         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1273         struct hns3_pf *pf = &hns->pf;
1274
1275         if (is_free) {
1276                 if (pf->used_umv_size > 0)
1277                         pf->used_umv_size--;
1278         } else
1279                 pf->used_umv_size++;
1280 }
1281
1282 static void
1283 hns3_prepare_mac_addr(struct hns3_mac_vlan_tbl_entry_cmd *new_req,
1284                       const uint8_t *addr, bool is_mc)
1285 {
1286         const unsigned char *mac_addr = addr;
1287         uint32_t high_val = ((uint32_t)mac_addr[3] << 24) |
1288                             ((uint32_t)mac_addr[2] << 16) |
1289                             ((uint32_t)mac_addr[1] << 8) |
1290                             (uint32_t)mac_addr[0];
1291         uint32_t low_val = ((uint32_t)mac_addr[5] << 8) | (uint32_t)mac_addr[4];
1292
1293         hns3_set_bit(new_req->flags, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1294         if (is_mc) {
1295                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1296                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT1_EN_B, 1);
1297                 hns3_set_bit(new_req->mc_mac_en, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1298         }
1299
1300         new_req->mac_addr_hi32 = rte_cpu_to_le_32(high_val);
1301         new_req->mac_addr_lo16 = rte_cpu_to_le_16(low_val & 0xffff);
1302 }
1303
1304 static int
1305 hns3_get_mac_vlan_cmd_status(struct hns3_hw *hw, uint16_t cmdq_resp,
1306                              uint8_t resp_code,
1307                              enum hns3_mac_vlan_tbl_opcode op)
1308 {
1309         if (cmdq_resp) {
1310                 hns3_err(hw, "cmdq execute failed for get_mac_vlan_cmd_status,status=%u",
1311                          cmdq_resp);
1312                 return -EIO;
1313         }
1314
1315         if (op == HNS3_MAC_VLAN_ADD) {
1316                 if (resp_code == 0 || resp_code == 1) {
1317                         return 0;
1318                 } else if (resp_code == HNS3_ADD_UC_OVERFLOW) {
1319                         hns3_err(hw, "add mac addr failed for uc_overflow");
1320                         return -ENOSPC;
1321                 } else if (resp_code == HNS3_ADD_MC_OVERFLOW) {
1322                         hns3_err(hw, "add mac addr failed for mc_overflow");
1323                         return -ENOSPC;
1324                 }
1325
1326                 hns3_err(hw, "add mac addr failed for undefined, code=%u",
1327                          resp_code);
1328                 return -EIO;
1329         } else if (op == HNS3_MAC_VLAN_REMOVE) {
1330                 if (resp_code == 0) {
1331                         return 0;
1332                 } else if (resp_code == 1) {
1333                         hns3_dbg(hw, "remove mac addr failed for miss");
1334                         return -ENOENT;
1335                 }
1336
1337                 hns3_err(hw, "remove mac addr failed for undefined, code=%u",
1338                          resp_code);
1339                 return -EIO;
1340         } else if (op == HNS3_MAC_VLAN_LKUP) {
1341                 if (resp_code == 0) {
1342                         return 0;
1343                 } else if (resp_code == 1) {
1344                         hns3_dbg(hw, "lookup mac addr failed for miss");
1345                         return -ENOENT;
1346                 }
1347
1348                 hns3_err(hw, "lookup mac addr failed for undefined, code=%u",
1349                          resp_code);
1350                 return -EIO;
1351         }
1352
1353         hns3_err(hw, "unknown opcode for get_mac_vlan_cmd_status, opcode=%u",
1354                  op);
1355
1356         return -EINVAL;
1357 }
1358
1359 static int
1360 hns3_lookup_mac_vlan_tbl(struct hns3_hw *hw,
1361                          struct hns3_mac_vlan_tbl_entry_cmd *req,
1362                          struct hns3_cmd_desc *desc, bool is_mc)
1363 {
1364         uint8_t resp_code;
1365         uint16_t retval;
1366         int ret;
1367
1368         hns3_cmd_setup_basic_desc(&desc[0], HNS3_OPC_MAC_VLAN_ADD, true);
1369         if (is_mc) {
1370                 desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1371                 memcpy(desc[0].data, req,
1372                            sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1373                 hns3_cmd_setup_basic_desc(&desc[1], HNS3_OPC_MAC_VLAN_ADD,
1374                                           true);
1375                 desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1376                 hns3_cmd_setup_basic_desc(&desc[2], HNS3_OPC_MAC_VLAN_ADD,
1377                                           true);
1378                 ret = hns3_cmd_send(hw, desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
1379         } else {
1380                 memcpy(desc[0].data, req,
1381                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1382                 ret = hns3_cmd_send(hw, desc, 1);
1383         }
1384         if (ret) {
1385                 hns3_err(hw, "lookup mac addr failed for cmd_send, ret =%d.",
1386                          ret);
1387                 return ret;
1388         }
1389         resp_code = (rte_le_to_cpu_32(desc[0].data[0]) >> 8) & 0xff;
1390         retval = rte_le_to_cpu_16(desc[0].retval);
1391
1392         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1393                                             HNS3_MAC_VLAN_LKUP);
1394 }
1395
1396 static int
1397 hns3_add_mac_vlan_tbl(struct hns3_hw *hw,
1398                       struct hns3_mac_vlan_tbl_entry_cmd *req,
1399                       struct hns3_cmd_desc *mc_desc)
1400 {
1401         uint8_t resp_code;
1402         uint16_t retval;
1403         int cfg_status;
1404         int ret;
1405
1406         if (mc_desc == NULL) {
1407                 struct hns3_cmd_desc desc;
1408
1409                 hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ADD, false);
1410                 memcpy(desc.data, req,
1411                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1412                 ret = hns3_cmd_send(hw, &desc, 1);
1413                 resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
1414                 retval = rte_le_to_cpu_16(desc.retval);
1415
1416                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1417                                                           HNS3_MAC_VLAN_ADD);
1418         } else {
1419                 hns3_cmd_reuse_desc(&mc_desc[0], false);
1420                 mc_desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1421                 hns3_cmd_reuse_desc(&mc_desc[1], false);
1422                 mc_desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1423                 hns3_cmd_reuse_desc(&mc_desc[2], false);
1424                 mc_desc[2].flag &= rte_cpu_to_le_16(~HNS3_CMD_FLAG_NEXT);
1425                 memcpy(mc_desc[0].data, req,
1426                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1427                 mc_desc[0].retval = 0;
1428                 ret = hns3_cmd_send(hw, mc_desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
1429                 resp_code = (rte_le_to_cpu_32(mc_desc[0].data[0]) >> 8) & 0xff;
1430                 retval = rte_le_to_cpu_16(mc_desc[0].retval);
1431
1432                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1433                                                           HNS3_MAC_VLAN_ADD);
1434         }
1435
1436         if (ret) {
1437                 hns3_err(hw, "add mac addr failed for cmd_send, ret =%d", ret);
1438                 return ret;
1439         }
1440
1441         return cfg_status;
1442 }
1443
1444 static int
1445 hns3_remove_mac_vlan_tbl(struct hns3_hw *hw,
1446                          struct hns3_mac_vlan_tbl_entry_cmd *req)
1447 {
1448         struct hns3_cmd_desc desc;
1449         uint8_t resp_code;
1450         uint16_t retval;
1451         int ret;
1452
1453         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_REMOVE, false);
1454
1455         memcpy(desc.data, req, sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1456
1457         ret = hns3_cmd_send(hw, &desc, 1);
1458         if (ret) {
1459                 hns3_err(hw, "del mac addr failed for cmd_send, ret =%d", ret);
1460                 return ret;
1461         }
1462         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
1463         retval = rte_le_to_cpu_16(desc.retval);
1464
1465         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1466                                             HNS3_MAC_VLAN_REMOVE);
1467 }
1468
1469 static int
1470 hns3_add_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1471 {
1472         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1473         struct hns3_mac_vlan_tbl_entry_cmd req;
1474         struct hns3_pf *pf = &hns->pf;
1475         struct hns3_cmd_desc desc[3];
1476         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1477         uint16_t egress_port = 0;
1478         uint8_t vf_id;
1479         int ret;
1480
1481         /* check if mac addr is valid */
1482         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1483                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1484                                       mac_addr);
1485                 hns3_err(hw, "Add unicast mac addr err! addr(%s) invalid",
1486                          mac_str);
1487                 return -EINVAL;
1488         }
1489
1490         memset(&req, 0, sizeof(req));
1491
1492         /*
1493          * In current version VF is not supported when PF is driven by DPDK
1494          * driver, just need to configure parameters for PF vport.
1495          */
1496         vf_id = HNS3_PF_FUNC_ID;
1497         hns3_set_field(egress_port, HNS3_MAC_EPORT_VFID_M,
1498                        HNS3_MAC_EPORT_VFID_S, vf_id);
1499
1500         req.egress_port = rte_cpu_to_le_16(egress_port);
1501
1502         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1503
1504         /*
1505          * Lookup the mac address in the mac_vlan table, and add
1506          * it if the entry is inexistent. Repeated unicast entry
1507          * is not allowed in the mac vlan table.
1508          */
1509         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, false);
1510         if (ret == -ENOENT) {
1511                 if (!hns3_is_umv_space_full(hw)) {
1512                         ret = hns3_add_mac_vlan_tbl(hw, &req, NULL);
1513                         if (!ret)
1514                                 hns3_update_umv_space(hw, false);
1515                         return ret;
1516                 }
1517
1518                 hns3_err(hw, "UC MAC table full(%u)", pf->used_umv_size);
1519
1520                 return -ENOSPC;
1521         }
1522
1523         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr);
1524
1525         /* check if we just hit the duplicate */
1526         if (ret == 0) {
1527                 hns3_dbg(hw, "mac addr(%s) has been in the MAC table", mac_str);
1528                 return 0;
1529         }
1530
1531         hns3_err(hw, "PF failed to add unicast entry(%s) in the MAC table",
1532                  mac_str);
1533
1534         return ret;
1535 }
1536
1537 static int
1538 hns3_add_mc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1539 {
1540         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1541         struct rte_ether_addr *addr;
1542         int ret;
1543         int i;
1544
1545         for (i = 0; i < hw->mc_addrs_num; i++) {
1546                 addr = &hw->mc_addrs[i];
1547                 /* Check if there are duplicate addresses */
1548                 if (rte_is_same_ether_addr(addr, mac_addr)) {
1549                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1550                                               addr);
1551                         hns3_err(hw, "failed to add mc mac addr, same addrs"
1552                                  "(%s) is added by the set_mc_mac_addr_list "
1553                                  "API", mac_str);
1554                         return -EINVAL;
1555                 }
1556         }
1557
1558         ret = hns3_add_mc_addr(hw, mac_addr);
1559         if (ret) {
1560                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1561                                       mac_addr);
1562                 hns3_err(hw, "failed to add mc mac addr(%s), ret = %d",
1563                          mac_str, ret);
1564         }
1565         return ret;
1566 }
1567
1568 static int
1569 hns3_remove_mc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1570 {
1571         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1572         int ret;
1573
1574         ret = hns3_remove_mc_addr(hw, mac_addr);
1575         if (ret) {
1576                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1577                                       mac_addr);
1578                 hns3_err(hw, "failed to remove mc mac addr(%s), ret = %d",
1579                          mac_str, ret);
1580         }
1581         return ret;
1582 }
1583
1584 static int
1585 hns3_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
1586                   uint32_t idx, __rte_unused uint32_t pool)
1587 {
1588         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1589         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1590         int ret;
1591
1592         rte_spinlock_lock(&hw->lock);
1593
1594         /*
1595          * In hns3 network engine adding UC and MC mac address with different
1596          * commands with firmware. We need to determine whether the input
1597          * address is a UC or a MC address to call different commands.
1598          * By the way, it is recommended calling the API function named
1599          * rte_eth_dev_set_mc_addr_list to set the MC mac address, because
1600          * using the rte_eth_dev_mac_addr_add API function to set MC mac address
1601          * may affect the specifications of UC mac addresses.
1602          */
1603         if (rte_is_multicast_ether_addr(mac_addr))
1604                 ret = hns3_add_mc_addr_common(hw, mac_addr);
1605         else
1606                 ret = hns3_add_uc_addr_common(hw, mac_addr);
1607
1608         if (ret) {
1609                 rte_spinlock_unlock(&hw->lock);
1610                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1611                                       mac_addr);
1612                 hns3_err(hw, "failed to add mac addr(%s), ret = %d", mac_str,
1613                          ret);
1614                 return ret;
1615         }
1616
1617         if (idx == 0)
1618                 hw->mac.default_addr_setted = true;
1619         rte_spinlock_unlock(&hw->lock);
1620
1621         return ret;
1622 }
1623
1624 static int
1625 hns3_remove_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1626 {
1627         struct hns3_mac_vlan_tbl_entry_cmd req;
1628         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1629         int ret;
1630
1631         /* check if mac addr is valid */
1632         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1633                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1634                                       mac_addr);
1635                 hns3_err(hw, "remove unicast mac addr err! addr(%s) invalid",
1636                          mac_str);
1637                 return -EINVAL;
1638         }
1639
1640         memset(&req, 0, sizeof(req));
1641         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1642         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1643         ret = hns3_remove_mac_vlan_tbl(hw, &req);
1644         if (ret == -ENOENT) /* mac addr isn't existent in the mac vlan table. */
1645                 return 0;
1646         else if (ret == 0)
1647                 hns3_update_umv_space(hw, true);
1648
1649         return ret;
1650 }
1651
1652 static void
1653 hns3_remove_mac_addr(struct rte_eth_dev *dev, uint32_t idx)
1654 {
1655         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1656         /* index will be checked by upper level rte interface */
1657         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[idx];
1658         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1659         int ret;
1660
1661         rte_spinlock_lock(&hw->lock);
1662
1663         if (rte_is_multicast_ether_addr(mac_addr))
1664                 ret = hns3_remove_mc_addr_common(hw, mac_addr);
1665         else
1666                 ret = hns3_remove_uc_addr_common(hw, mac_addr);
1667         rte_spinlock_unlock(&hw->lock);
1668         if (ret) {
1669                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1670                                       mac_addr);
1671                 hns3_err(hw, "failed to remove mac addr(%s), ret = %d", mac_str,
1672                          ret);
1673         }
1674 }
1675
1676 static int
1677 hns3_set_default_mac_addr(struct rte_eth_dev *dev,
1678                           struct rte_ether_addr *mac_addr)
1679 {
1680         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1681         struct rte_ether_addr *oaddr;
1682         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1683         bool default_addr_setted;
1684         bool rm_succes = false;
1685         int ret, ret_val;
1686
1687         /*
1688          * It has been guaranteed that input parameter named mac_addr is valid
1689          * address in the rte layer of DPDK framework.
1690          */
1691         oaddr = (struct rte_ether_addr *)hw->mac.mac_addr;
1692         default_addr_setted = hw->mac.default_addr_setted;
1693         if (default_addr_setted && !!rte_is_same_ether_addr(mac_addr, oaddr))
1694                 return 0;
1695
1696         rte_spinlock_lock(&hw->lock);
1697         if (default_addr_setted) {
1698                 ret = hns3_remove_uc_addr_common(hw, oaddr);
1699                 if (ret) {
1700                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1701                                               oaddr);
1702                         hns3_warn(hw, "Remove old uc mac address(%s) fail: %d",
1703                                   mac_str, ret);
1704                         rm_succes = false;
1705                 } else
1706                         rm_succes = true;
1707         }
1708
1709         ret = hns3_add_uc_addr_common(hw, mac_addr);
1710         if (ret) {
1711                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1712                                       mac_addr);
1713                 hns3_err(hw, "Failed to set mac addr(%s): %d", mac_str, ret);
1714                 goto err_add_uc_addr;
1715         }
1716
1717         ret = hns3_pause_addr_cfg(hw, mac_addr->addr_bytes);
1718         if (ret) {
1719                 hns3_err(hw, "Failed to configure mac pause address: %d", ret);
1720                 goto err_pause_addr_cfg;
1721         }
1722
1723         rte_ether_addr_copy(mac_addr,
1724                             (struct rte_ether_addr *)hw->mac.mac_addr);
1725         hw->mac.default_addr_setted = true;
1726         rte_spinlock_unlock(&hw->lock);
1727
1728         return 0;
1729
1730 err_pause_addr_cfg:
1731         ret_val = hns3_remove_uc_addr_common(hw, mac_addr);
1732         if (ret_val) {
1733                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1734                                       mac_addr);
1735                 hns3_warn(hw,
1736                           "Failed to roll back to del setted mac addr(%s): %d",
1737                           mac_str, ret_val);
1738         }
1739
1740 err_add_uc_addr:
1741         if (rm_succes) {
1742                 ret_val = hns3_add_uc_addr_common(hw, oaddr);
1743                 if (ret_val) {
1744                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1745                                               oaddr);
1746                         hns3_warn(hw,
1747                                   "Failed to restore old uc mac addr(%s): %d",
1748                                   mac_str, ret_val);
1749                         hw->mac.default_addr_setted = false;
1750                 }
1751         }
1752         rte_spinlock_unlock(&hw->lock);
1753
1754         return ret;
1755 }
1756
1757 static int
1758 hns3_configure_all_mac_addr(struct hns3_adapter *hns, bool del)
1759 {
1760         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1761         struct hns3_hw *hw = &hns->hw;
1762         struct rte_ether_addr *addr;
1763         int err = 0;
1764         int ret;
1765         int i;
1766
1767         for (i = 0; i < HNS3_UC_MACADDR_NUM; i++) {
1768                 addr = &hw->data->mac_addrs[i];
1769                 if (rte_is_zero_ether_addr(addr))
1770                         continue;
1771                 if (rte_is_multicast_ether_addr(addr))
1772                         ret = del ? hns3_remove_mc_addr(hw, addr) :
1773                               hns3_add_mc_addr(hw, addr);
1774                 else
1775                         ret = del ? hns3_remove_uc_addr_common(hw, addr) :
1776                               hns3_add_uc_addr_common(hw, addr);
1777
1778                 if (ret) {
1779                         err = ret;
1780                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1781                                               addr);
1782                         hns3_err(hw, "failed to %s mac addr(%s) index:%d "
1783                                  "ret = %d.", del ? "remove" : "restore",
1784                                  mac_str, i, ret);
1785                 }
1786         }
1787         return err;
1788 }
1789
1790 static void
1791 hns3_update_desc_vfid(struct hns3_cmd_desc *desc, uint8_t vfid, bool clr)
1792 {
1793 #define HNS3_VF_NUM_IN_FIRST_DESC 192
1794         uint8_t word_num;
1795         uint8_t bit_num;
1796
1797         if (vfid < HNS3_VF_NUM_IN_FIRST_DESC) {
1798                 word_num = vfid / 32;
1799                 bit_num = vfid % 32;
1800                 if (clr)
1801                         desc[1].data[word_num] &=
1802                             rte_cpu_to_le_32(~(1UL << bit_num));
1803                 else
1804                         desc[1].data[word_num] |=
1805                             rte_cpu_to_le_32(1UL << bit_num);
1806         } else {
1807                 word_num = (vfid - HNS3_VF_NUM_IN_FIRST_DESC) / 32;
1808                 bit_num = vfid % 32;
1809                 if (clr)
1810                         desc[2].data[word_num] &=
1811                             rte_cpu_to_le_32(~(1UL << bit_num));
1812                 else
1813                         desc[2].data[word_num] |=
1814                             rte_cpu_to_le_32(1UL << bit_num);
1815         }
1816 }
1817
1818 static int
1819 hns3_add_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1820 {
1821         struct hns3_mac_vlan_tbl_entry_cmd req;
1822         struct hns3_cmd_desc desc[3];
1823         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1824         uint8_t vf_id;
1825         int ret;
1826
1827         /* Check if mac addr is valid */
1828         if (!rte_is_multicast_ether_addr(mac_addr)) {
1829                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1830                                       mac_addr);
1831                 hns3_err(hw, "failed to add mc mac addr, addr(%s) invalid",
1832                          mac_str);
1833                 return -EINVAL;
1834         }
1835
1836         memset(&req, 0, sizeof(req));
1837         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1838         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1839         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
1840         if (ret) {
1841                 /* This mac addr do not exist, add new entry for it */
1842                 memset(desc[0].data, 0, sizeof(desc[0].data));
1843                 memset(desc[1].data, 0, sizeof(desc[0].data));
1844                 memset(desc[2].data, 0, sizeof(desc[0].data));
1845         }
1846
1847         /*
1848          * In current version VF is not supported when PF is driven by DPDK
1849          * driver, just need to configure parameters for PF vport.
1850          */
1851         vf_id = HNS3_PF_FUNC_ID;
1852         hns3_update_desc_vfid(desc, vf_id, false);
1853         ret = hns3_add_mac_vlan_tbl(hw, &req, desc);
1854         if (ret) {
1855                 if (ret == -ENOSPC)
1856                         hns3_err(hw, "mc mac vlan table is full");
1857                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1858                                       mac_addr);
1859                 hns3_err(hw, "failed to add mc mac addr(%s): %d", mac_str, ret);
1860         }
1861
1862         return ret;
1863 }
1864
1865 static int
1866 hns3_remove_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1867 {
1868         struct hns3_mac_vlan_tbl_entry_cmd req;
1869         struct hns3_cmd_desc desc[3];
1870         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1871         uint8_t vf_id;
1872         int ret;
1873
1874         /* Check if mac addr is valid */
1875         if (!rte_is_multicast_ether_addr(mac_addr)) {
1876                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1877                                       mac_addr);
1878                 hns3_err(hw, "Failed to rm mc mac addr, addr(%s) invalid",
1879                          mac_str);
1880                 return -EINVAL;
1881         }
1882
1883         memset(&req, 0, sizeof(req));
1884         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1885         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1886         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
1887         if (ret == 0) {
1888                 /*
1889                  * This mac addr exist, remove this handle's VFID for it.
1890                  * In current version VF is not supported when PF is driven by
1891                  * DPDK driver, just need to configure parameters for PF vport.
1892                  */
1893                 vf_id = HNS3_PF_FUNC_ID;
1894                 hns3_update_desc_vfid(desc, vf_id, true);
1895
1896                 /* All the vfid is zero, so need to delete this entry */
1897                 ret = hns3_remove_mac_vlan_tbl(hw, &req);
1898         } else if (ret == -ENOENT) {
1899                 /* This mac addr doesn't exist. */
1900                 return 0;
1901         }
1902
1903         if (ret) {
1904                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1905                                       mac_addr);
1906                 hns3_err(hw, "Failed to rm mc mac addr(%s): %d", mac_str, ret);
1907         }
1908
1909         return ret;
1910 }
1911
1912 static int
1913 hns3_set_mc_addr_chk_param(struct hns3_hw *hw,
1914                            struct rte_ether_addr *mc_addr_set,
1915                            uint32_t nb_mc_addr)
1916 {
1917         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1918         struct rte_ether_addr *addr;
1919         uint32_t i;
1920         uint32_t j;
1921
1922         if (nb_mc_addr > HNS3_MC_MACADDR_NUM) {
1923                 hns3_err(hw, "failed to set mc mac addr, nb_mc_addr(%u) "
1924                          "invalid. valid range: 0~%d",
1925                          nb_mc_addr, HNS3_MC_MACADDR_NUM);
1926                 return -EINVAL;
1927         }
1928
1929         /* Check if input mac addresses are valid */
1930         for (i = 0; i < nb_mc_addr; i++) {
1931                 addr = &mc_addr_set[i];
1932                 if (!rte_is_multicast_ether_addr(addr)) {
1933                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1934                                               addr);
1935                         hns3_err(hw,
1936                                  "failed to set mc mac addr, addr(%s) invalid.",
1937                                  mac_str);
1938                         return -EINVAL;
1939                 }
1940
1941                 /* Check if there are duplicate addresses */
1942                 for (j = i + 1; j < nb_mc_addr; j++) {
1943                         if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
1944                                 hns3_ether_format_addr(mac_str,
1945                                                       RTE_ETHER_ADDR_FMT_SIZE,
1946                                                       addr);
1947                                 hns3_err(hw, "failed to set mc mac addr, "
1948                                          "addrs invalid. two same addrs(%s).",
1949                                          mac_str);
1950                                 return -EINVAL;
1951                         }
1952                 }
1953
1954                 /*
1955                  * Check if there are duplicate addresses between mac_addrs
1956                  * and mc_addr_set
1957                  */
1958                 for (j = 0; j < HNS3_UC_MACADDR_NUM; j++) {
1959                         if (rte_is_same_ether_addr(addr,
1960                                                    &hw->data->mac_addrs[j])) {
1961                                 hns3_ether_format_addr(mac_str,
1962                                                       RTE_ETHER_ADDR_FMT_SIZE,
1963                                                       addr);
1964                                 hns3_err(hw, "failed to set mc mac addr, "
1965                                          "addrs invalid. addrs(%s) has already "
1966                                          "configured in mac_addr add API",
1967                                          mac_str);
1968                                 return -EINVAL;
1969                         }
1970                 }
1971         }
1972
1973         return 0;
1974 }
1975
1976 static void
1977 hns3_set_mc_addr_calc_addr(struct hns3_hw *hw,
1978                            struct rte_ether_addr *mc_addr_set,
1979                            int mc_addr_num,
1980                            struct rte_ether_addr *reserved_addr_list,
1981                            int *reserved_addr_num,
1982                            struct rte_ether_addr *add_addr_list,
1983                            int *add_addr_num,
1984                            struct rte_ether_addr *rm_addr_list,
1985                            int *rm_addr_num)
1986 {
1987         struct rte_ether_addr *addr;
1988         int current_addr_num;
1989         int reserved_num = 0;
1990         int add_num = 0;
1991         int rm_num = 0;
1992         int num;
1993         int i;
1994         int j;
1995         bool same_addr;
1996
1997         /* Calculate the mc mac address list that should be removed */
1998         current_addr_num = hw->mc_addrs_num;
1999         for (i = 0; i < current_addr_num; i++) {
2000                 addr = &hw->mc_addrs[i];
2001                 same_addr = false;
2002                 for (j = 0; j < mc_addr_num; j++) {
2003                         if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
2004                                 same_addr = true;
2005                                 break;
2006                         }
2007                 }
2008
2009                 if (!same_addr) {
2010                         rte_ether_addr_copy(addr, &rm_addr_list[rm_num]);
2011                         rm_num++;
2012                 } else {
2013                         rte_ether_addr_copy(addr,
2014                                             &reserved_addr_list[reserved_num]);
2015                         reserved_num++;
2016                 }
2017         }
2018
2019         /* Calculate the mc mac address list that should be added */
2020         for (i = 0; i < mc_addr_num; i++) {
2021                 addr = &mc_addr_set[i];
2022                 same_addr = false;
2023                 for (j = 0; j < current_addr_num; j++) {
2024                         if (rte_is_same_ether_addr(addr, &hw->mc_addrs[j])) {
2025                                 same_addr = true;
2026                                 break;
2027                         }
2028                 }
2029
2030                 if (!same_addr) {
2031                         rte_ether_addr_copy(addr, &add_addr_list[add_num]);
2032                         add_num++;
2033                 }
2034         }
2035
2036         /* Reorder the mc mac address list maintained by driver */
2037         for (i = 0; i < reserved_num; i++)
2038                 rte_ether_addr_copy(&reserved_addr_list[i], &hw->mc_addrs[i]);
2039
2040         for (i = 0; i < rm_num; i++) {
2041                 num = reserved_num + i;
2042                 rte_ether_addr_copy(&rm_addr_list[i], &hw->mc_addrs[num]);
2043         }
2044
2045         *reserved_addr_num = reserved_num;
2046         *add_addr_num = add_num;
2047         *rm_addr_num = rm_num;
2048 }
2049
2050 static int
2051 hns3_set_mc_mac_addr_list(struct rte_eth_dev *dev,
2052                           struct rte_ether_addr *mc_addr_set,
2053                           uint32_t nb_mc_addr)
2054 {
2055         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2056         struct rte_ether_addr reserved_addr_list[HNS3_MC_MACADDR_NUM];
2057         struct rte_ether_addr add_addr_list[HNS3_MC_MACADDR_NUM];
2058         struct rte_ether_addr rm_addr_list[HNS3_MC_MACADDR_NUM];
2059         struct rte_ether_addr *addr;
2060         int reserved_addr_num;
2061         int add_addr_num;
2062         int rm_addr_num;
2063         int mc_addr_num;
2064         int num;
2065         int ret;
2066         int i;
2067
2068         /* Check if input parameters are valid */
2069         ret = hns3_set_mc_addr_chk_param(hw, mc_addr_set, nb_mc_addr);
2070         if (ret)
2071                 return ret;
2072
2073         rte_spinlock_lock(&hw->lock);
2074
2075         /*
2076          * Calculate the mc mac address lists those should be removed and be
2077          * added, Reorder the mc mac address list maintained by driver.
2078          */
2079         mc_addr_num = (int)nb_mc_addr;
2080         hns3_set_mc_addr_calc_addr(hw, mc_addr_set, mc_addr_num,
2081                                    reserved_addr_list, &reserved_addr_num,
2082                                    add_addr_list, &add_addr_num,
2083                                    rm_addr_list, &rm_addr_num);
2084
2085         /* Remove mc mac addresses */
2086         for (i = 0; i < rm_addr_num; i++) {
2087                 num = rm_addr_num - i - 1;
2088                 addr = &rm_addr_list[num];
2089                 ret = hns3_remove_mc_addr(hw, addr);
2090                 if (ret) {
2091                         rte_spinlock_unlock(&hw->lock);
2092                         return ret;
2093                 }
2094                 hw->mc_addrs_num--;
2095         }
2096
2097         /* Add mc mac addresses */
2098         for (i = 0; i < add_addr_num; i++) {
2099                 addr = &add_addr_list[i];
2100                 ret = hns3_add_mc_addr(hw, addr);
2101                 if (ret) {
2102                         rte_spinlock_unlock(&hw->lock);
2103                         return ret;
2104                 }
2105
2106                 num = reserved_addr_num + i;
2107                 rte_ether_addr_copy(addr, &hw->mc_addrs[num]);
2108                 hw->mc_addrs_num++;
2109         }
2110         rte_spinlock_unlock(&hw->lock);
2111
2112         return 0;
2113 }
2114
2115 static int
2116 hns3_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del)
2117 {
2118         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
2119         struct hns3_hw *hw = &hns->hw;
2120         struct rte_ether_addr *addr;
2121         int err = 0;
2122         int ret;
2123         int i;
2124
2125         for (i = 0; i < hw->mc_addrs_num; i++) {
2126                 addr = &hw->mc_addrs[i];
2127                 if (!rte_is_multicast_ether_addr(addr))
2128                         continue;
2129                 if (del)
2130                         ret = hns3_remove_mc_addr(hw, addr);
2131                 else
2132                         ret = hns3_add_mc_addr(hw, addr);
2133                 if (ret) {
2134                         err = ret;
2135                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
2136                                               addr);
2137                         hns3_dbg(hw, "%s mc mac addr: %s failed for pf: ret = %d",
2138                                  del ? "Remove" : "Restore", mac_str, ret);
2139                 }
2140         }
2141         return err;
2142 }
2143
2144 static int
2145 hns3_check_mq_mode(struct rte_eth_dev *dev)
2146 {
2147         enum rte_eth_rx_mq_mode rx_mq_mode = dev->data->dev_conf.rxmode.mq_mode;
2148         enum rte_eth_tx_mq_mode tx_mq_mode = dev->data->dev_conf.txmode.mq_mode;
2149         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2150         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
2151         struct rte_eth_dcb_rx_conf *dcb_rx_conf;
2152         struct rte_eth_dcb_tx_conf *dcb_tx_conf;
2153         uint8_t num_tc;
2154         int max_tc = 0;
2155         int i;
2156
2157         dcb_rx_conf = &dev->data->dev_conf.rx_adv_conf.dcb_rx_conf;
2158         dcb_tx_conf = &dev->data->dev_conf.tx_adv_conf.dcb_tx_conf;
2159
2160         if (rx_mq_mode == ETH_MQ_RX_VMDQ_DCB_RSS) {
2161                 hns3_err(hw, "ETH_MQ_RX_VMDQ_DCB_RSS is not supported. "
2162                          "rx_mq_mode = %d", rx_mq_mode);
2163                 return -EINVAL;
2164         }
2165
2166         if (rx_mq_mode == ETH_MQ_RX_VMDQ_DCB ||
2167             tx_mq_mode == ETH_MQ_TX_VMDQ_DCB) {
2168                 hns3_err(hw, "ETH_MQ_RX_VMDQ_DCB and ETH_MQ_TX_VMDQ_DCB "
2169                          "is not supported. rx_mq_mode = %d, tx_mq_mode = %d",
2170                          rx_mq_mode, tx_mq_mode);
2171                 return -EINVAL;
2172         }
2173
2174         if (rx_mq_mode == ETH_MQ_RX_DCB_RSS) {
2175                 if (dcb_rx_conf->nb_tcs > pf->tc_max) {
2176                         hns3_err(hw, "nb_tcs(%u) > max_tc(%u) driver supported.",
2177                                  dcb_rx_conf->nb_tcs, pf->tc_max);
2178                         return -EINVAL;
2179                 }
2180
2181                 if (!(dcb_rx_conf->nb_tcs == HNS3_4_TCS ||
2182                       dcb_rx_conf->nb_tcs == HNS3_8_TCS)) {
2183                         hns3_err(hw, "on ETH_MQ_RX_DCB_RSS mode, "
2184                                  "nb_tcs(%d) != %d or %d in rx direction.",
2185                                  dcb_rx_conf->nb_tcs, HNS3_4_TCS, HNS3_8_TCS);
2186                         return -EINVAL;
2187                 }
2188
2189                 if (dcb_rx_conf->nb_tcs != dcb_tx_conf->nb_tcs) {
2190                         hns3_err(hw, "num_tcs(%d) of tx is not equal to rx(%d)",
2191                                  dcb_tx_conf->nb_tcs, dcb_rx_conf->nb_tcs);
2192                         return -EINVAL;
2193                 }
2194
2195                 for (i = 0; i < HNS3_MAX_USER_PRIO; i++) {
2196                         if (dcb_rx_conf->dcb_tc[i] != dcb_tx_conf->dcb_tc[i]) {
2197                                 hns3_err(hw, "dcb_tc[%d] = %u in rx direction, "
2198                                          "is not equal to one in tx direction.",
2199                                          i, dcb_rx_conf->dcb_tc[i]);
2200                                 return -EINVAL;
2201                         }
2202                         if (dcb_rx_conf->dcb_tc[i] > max_tc)
2203                                 max_tc = dcb_rx_conf->dcb_tc[i];
2204                 }
2205
2206                 num_tc = max_tc + 1;
2207                 if (num_tc > dcb_rx_conf->nb_tcs) {
2208                         hns3_err(hw, "max num_tc(%u) mapped > nb_tcs(%u)",
2209                                  num_tc, dcb_rx_conf->nb_tcs);
2210                         return -EINVAL;
2211                 }
2212         }
2213
2214         return 0;
2215 }
2216
2217 static int
2218 hns3_check_dcb_cfg(struct rte_eth_dev *dev)
2219 {
2220         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2221
2222         if (!hns3_dev_dcb_supported(hw)) {
2223                 hns3_err(hw, "this port does not support dcb configurations.");
2224                 return -EOPNOTSUPP;
2225         }
2226
2227         if (hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE) {
2228                 hns3_err(hw, "MAC pause enabled, cannot config dcb info.");
2229                 return -EOPNOTSUPP;
2230         }
2231
2232         /* Check multiple queue mode */
2233         return hns3_check_mq_mode(dev);
2234 }
2235
2236 static int
2237 hns3_bind_ring_with_vector(struct hns3_hw *hw, uint16_t vector_id, bool en,
2238                            enum hns3_ring_type queue_type, uint16_t queue_id)
2239 {
2240         struct hns3_cmd_desc desc;
2241         struct hns3_ctrl_vector_chain_cmd *req =
2242                 (struct hns3_ctrl_vector_chain_cmd *)desc.data;
2243         enum hns3_cmd_status status;
2244         enum hns3_opcode_type op;
2245         uint16_t tqp_type_and_id = 0;
2246         uint16_t type;
2247         uint16_t gl;
2248
2249         op = en ? HNS3_OPC_ADD_RING_TO_VECTOR : HNS3_OPC_DEL_RING_TO_VECTOR;
2250         hns3_cmd_setup_basic_desc(&desc, op, false);
2251         req->int_vector_id = hns3_get_field(vector_id, HNS3_TQP_INT_ID_L_M,
2252                                               HNS3_TQP_INT_ID_L_S);
2253         req->int_vector_id_h = hns3_get_field(vector_id, HNS3_TQP_INT_ID_H_M,
2254                                               HNS3_TQP_INT_ID_H_S);
2255
2256         if (queue_type == HNS3_RING_TYPE_RX)
2257                 gl = HNS3_RING_GL_RX;
2258         else
2259                 gl = HNS3_RING_GL_TX;
2260
2261         type = queue_type;
2262
2263         hns3_set_field(tqp_type_and_id, HNS3_INT_TYPE_M, HNS3_INT_TYPE_S,
2264                        type);
2265         hns3_set_field(tqp_type_and_id, HNS3_TQP_ID_M, HNS3_TQP_ID_S, queue_id);
2266         hns3_set_field(tqp_type_and_id, HNS3_INT_GL_IDX_M, HNS3_INT_GL_IDX_S,
2267                        gl);
2268         req->tqp_type_and_id[0] = rte_cpu_to_le_16(tqp_type_and_id);
2269         req->int_cause_num = 1;
2270         status = hns3_cmd_send(hw, &desc, 1);
2271         if (status) {
2272                 hns3_err(hw, "%s TQP %u fail, vector_id is %u, status is %d.",
2273                          en ? "Map" : "Unmap", queue_id, vector_id, status);
2274                 return status;
2275         }
2276
2277         return 0;
2278 }
2279
2280 static int
2281 hns3_init_ring_with_vector(struct hns3_hw *hw)
2282 {
2283         uint16_t vec;
2284         int ret;
2285         int i;
2286
2287         /*
2288          * In hns3 network engine, vector 0 is always the misc interrupt of this
2289          * function, vector 1~N can be used respectively for the queues of the
2290          * function. Tx and Rx queues with the same number share the interrupt
2291          * vector. In the initialization clearing the all hardware mapping
2292          * relationship configurations between queues and interrupt vectors is
2293          * needed, so some error caused by the residual configurations, such as
2294          * the unexpected Tx interrupt, can be avoid.
2295          */
2296         vec = hw->num_msi - 1; /* vector 0 for misc interrupt, not for queue */
2297         if (hw->intr.mapping_mode == HNS3_INTR_MAPPING_VEC_RSV_ONE)
2298                 vec = vec - 1; /* the last interrupt is reserved */
2299         hw->intr_tqps_num = RTE_MIN(vec, hw->tqps_num);
2300         for (i = 0; i < hw->intr_tqps_num; i++) {
2301                 /*
2302                  * Set gap limiter/rate limiter/quanity limiter algorithm
2303                  * configuration for interrupt coalesce of queue's interrupt.
2304                  */
2305                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_RX,
2306                                        HNS3_TQP_INTR_GL_DEFAULT);
2307                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_TX,
2308                                        HNS3_TQP_INTR_GL_DEFAULT);
2309                 hns3_set_queue_intr_rl(hw, i, HNS3_TQP_INTR_RL_DEFAULT);
2310                 /*
2311                  * QL(quantity limiter) is not used currently, just set 0 to
2312                  * close it.
2313                  */
2314                 hns3_set_queue_intr_ql(hw, i, HNS3_TQP_INTR_QL_DEFAULT);
2315
2316                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2317                                                  HNS3_RING_TYPE_TX, i);
2318                 if (ret) {
2319                         PMD_INIT_LOG(ERR, "PF fail to unbind TX ring(%d) with "
2320                                           "vector: %u, ret=%d", i, vec, ret);
2321                         return ret;
2322                 }
2323
2324                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2325                                                  HNS3_RING_TYPE_RX, i);
2326                 if (ret) {
2327                         PMD_INIT_LOG(ERR, "PF fail to unbind RX ring(%d) with "
2328                                           "vector: %u, ret=%d", i, vec, ret);
2329                         return ret;
2330                 }
2331         }
2332
2333         return 0;
2334 }
2335
2336 static int
2337 hns3_dev_configure(struct rte_eth_dev *dev)
2338 {
2339         struct hns3_adapter *hns = dev->data->dev_private;
2340         struct rte_eth_conf *conf = &dev->data->dev_conf;
2341         enum rte_eth_rx_mq_mode mq_mode = conf->rxmode.mq_mode;
2342         struct hns3_hw *hw = &hns->hw;
2343         uint16_t nb_rx_q = dev->data->nb_rx_queues;
2344         uint16_t nb_tx_q = dev->data->nb_tx_queues;
2345         struct rte_eth_rss_conf rss_conf;
2346         uint32_t max_rx_pkt_len;
2347         uint16_t mtu;
2348         bool gro_en;
2349         int ret;
2350
2351         hw->cfg_max_queues = RTE_MAX(nb_rx_q, nb_tx_q);
2352
2353         /*
2354          * Some versions of hardware network engine does not support
2355          * individually enable/disable/reset the Tx or Rx queue. These devices
2356          * must enable/disable/reset Tx and Rx queues at the same time. When the
2357          * numbers of Tx queues allocated by upper applications are not equal to
2358          * the numbers of Rx queues, driver needs to setup fake Tx or Rx queues
2359          * to adjust numbers of Tx/Rx queues. otherwise, network engine can not
2360          * work as usual. But these fake queues are imperceptible, and can not
2361          * be used by upper applications.
2362          */
2363         if (!hns3_dev_indep_txrx_supported(hw)) {
2364                 ret = hns3_set_fake_rx_or_tx_queues(dev, nb_rx_q, nb_tx_q);
2365                 if (ret) {
2366                         hns3_err(hw, "fail to set Rx/Tx fake queues, ret = %d.",
2367                                  ret);
2368                         return ret;
2369                 }
2370         }
2371
2372         hw->adapter_state = HNS3_NIC_CONFIGURING;
2373         if (conf->link_speeds & ETH_LINK_SPEED_FIXED) {
2374                 hns3_err(hw, "setting link speed/duplex not supported");
2375                 ret = -EINVAL;
2376                 goto cfg_err;
2377         }
2378
2379         if ((uint32_t)mq_mode & ETH_MQ_RX_DCB_FLAG) {
2380                 ret = hns3_check_dcb_cfg(dev);
2381                 if (ret)
2382                         goto cfg_err;
2383         }
2384
2385         /* When RSS is not configured, redirect the packet queue 0 */
2386         if ((uint32_t)mq_mode & ETH_MQ_RX_RSS_FLAG) {
2387                 conf->rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
2388                 rss_conf = conf->rx_adv_conf.rss_conf;
2389                 hw->rss_dis_flag = false;
2390                 ret = hns3_dev_rss_hash_update(dev, &rss_conf);
2391                 if (ret)
2392                         goto cfg_err;
2393         }
2394
2395         /*
2396          * If jumbo frames are enabled, MTU needs to be refreshed
2397          * according to the maximum RX packet length.
2398          */
2399         if (conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME) {
2400                 max_rx_pkt_len = conf->rxmode.max_rx_pkt_len;
2401                 if (max_rx_pkt_len > HNS3_MAX_FRAME_LEN ||
2402                     max_rx_pkt_len <= HNS3_DEFAULT_FRAME_LEN) {
2403                         hns3_err(hw, "maximum Rx packet length must be greater "
2404                                  "than %u and less than %u when jumbo frame enabled.",
2405                                  (uint16_t)HNS3_DEFAULT_FRAME_LEN,
2406                                  (uint16_t)HNS3_MAX_FRAME_LEN);
2407                         ret = -EINVAL;
2408                         goto cfg_err;
2409                 }
2410
2411                 mtu = (uint16_t)HNS3_PKTLEN_TO_MTU(max_rx_pkt_len);
2412                 ret = hns3_dev_mtu_set(dev, mtu);
2413                 if (ret)
2414                         goto cfg_err;
2415                 dev->data->mtu = mtu;
2416         }
2417
2418         ret = hns3_dev_configure_vlan(dev);
2419         if (ret)
2420                 goto cfg_err;
2421
2422         /* config hardware GRO */
2423         gro_en = conf->rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO ? true : false;
2424         ret = hns3_config_gro(hw, gro_en);
2425         if (ret)
2426                 goto cfg_err;
2427
2428         hns->rx_simple_allowed = true;
2429         hns->rx_vec_allowed = true;
2430         hns->tx_simple_allowed = true;
2431         hns->tx_vec_allowed = true;
2432
2433         hns3_init_rx_ptype_tble(dev);
2434         hw->adapter_state = HNS3_NIC_CONFIGURED;
2435
2436         return 0;
2437
2438 cfg_err:
2439         (void)hns3_set_fake_rx_or_tx_queues(dev, 0, 0);
2440         hw->adapter_state = HNS3_NIC_INITIALIZED;
2441
2442         return ret;
2443 }
2444
2445 static int
2446 hns3_set_mac_mtu(struct hns3_hw *hw, uint16_t new_mps)
2447 {
2448         struct hns3_config_max_frm_size_cmd *req;
2449         struct hns3_cmd_desc desc;
2450
2451         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAX_FRM_SIZE, false);
2452
2453         req = (struct hns3_config_max_frm_size_cmd *)desc.data;
2454         req->max_frm_size = rte_cpu_to_le_16(new_mps);
2455         req->min_frm_size = RTE_ETHER_MIN_LEN;
2456
2457         return hns3_cmd_send(hw, &desc, 1);
2458 }
2459
2460 static int
2461 hns3_config_mtu(struct hns3_hw *hw, uint16_t mps)
2462 {
2463         int ret;
2464
2465         ret = hns3_set_mac_mtu(hw, mps);
2466         if (ret) {
2467                 hns3_err(hw, "Failed to set mtu, ret = %d", ret);
2468                 return ret;
2469         }
2470
2471         ret = hns3_buffer_alloc(hw);
2472         if (ret)
2473                 hns3_err(hw, "Failed to allocate buffer, ret = %d", ret);
2474
2475         return ret;
2476 }
2477
2478 static int
2479 hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
2480 {
2481         struct hns3_adapter *hns = dev->data->dev_private;
2482         uint32_t frame_size = mtu + HNS3_ETH_OVERHEAD;
2483         struct hns3_hw *hw = &hns->hw;
2484         bool is_jumbo_frame;
2485         int ret;
2486
2487         if (dev->data->dev_started) {
2488                 hns3_err(hw, "Failed to set mtu, port %u must be stopped "
2489                          "before configuration", dev->data->port_id);
2490                 return -EBUSY;
2491         }
2492
2493         rte_spinlock_lock(&hw->lock);
2494         is_jumbo_frame = frame_size > HNS3_DEFAULT_FRAME_LEN ? true : false;
2495         frame_size = RTE_MAX(frame_size, HNS3_DEFAULT_FRAME_LEN);
2496
2497         /*
2498          * Maximum value of frame_size is HNS3_MAX_FRAME_LEN, so it can safely
2499          * assign to "uint16_t" type variable.
2500          */
2501         ret = hns3_config_mtu(hw, (uint16_t)frame_size);
2502         if (ret) {
2503                 rte_spinlock_unlock(&hw->lock);
2504                 hns3_err(hw, "Failed to set mtu, port %u mtu %u: %d",
2505                          dev->data->port_id, mtu, ret);
2506                 return ret;
2507         }
2508         hns->pf.mps = (uint16_t)frame_size;
2509         if (is_jumbo_frame)
2510                 dev->data->dev_conf.rxmode.offloads |=
2511                                                 DEV_RX_OFFLOAD_JUMBO_FRAME;
2512         else
2513                 dev->data->dev_conf.rxmode.offloads &=
2514                                                 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
2515         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
2516         rte_spinlock_unlock(&hw->lock);
2517
2518         return 0;
2519 }
2520
2521 int
2522 hns3_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
2523 {
2524         struct hns3_adapter *hns = eth_dev->data->dev_private;
2525         struct hns3_hw *hw = &hns->hw;
2526         uint16_t queue_num = hw->tqps_num;
2527
2528         /*
2529          * In interrupt mode, 'max_rx_queues' is set based on the number of
2530          * MSI-X interrupt resources of the hardware.
2531          */
2532         if (hw->data->dev_conf.intr_conf.rxq == 1)
2533                 queue_num = hw->intr_tqps_num;
2534
2535         info->max_rx_queues = queue_num;
2536         info->max_tx_queues = hw->tqps_num;
2537         info->max_rx_pktlen = HNS3_MAX_FRAME_LEN; /* CRC included */
2538         info->min_rx_bufsize = HNS3_MIN_BD_BUF_SIZE;
2539         info->max_mac_addrs = HNS3_UC_MACADDR_NUM;
2540         info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD;
2541         info->max_lro_pkt_size = HNS3_MAX_LRO_SIZE;
2542         info->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM |
2543                                  DEV_RX_OFFLOAD_TCP_CKSUM |
2544                                  DEV_RX_OFFLOAD_UDP_CKSUM |
2545                                  DEV_RX_OFFLOAD_SCTP_CKSUM |
2546                                  DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
2547                                  DEV_RX_OFFLOAD_OUTER_UDP_CKSUM |
2548                                  DEV_RX_OFFLOAD_KEEP_CRC |
2549                                  DEV_RX_OFFLOAD_SCATTER |
2550                                  DEV_RX_OFFLOAD_VLAN_STRIP |
2551                                  DEV_RX_OFFLOAD_VLAN_FILTER |
2552                                  DEV_RX_OFFLOAD_JUMBO_FRAME |
2553                                  DEV_RX_OFFLOAD_RSS_HASH |
2554                                  DEV_RX_OFFLOAD_TCP_LRO);
2555         info->tx_offload_capa = (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
2556                                  DEV_TX_OFFLOAD_IPV4_CKSUM |
2557                                  DEV_TX_OFFLOAD_TCP_CKSUM |
2558                                  DEV_TX_OFFLOAD_UDP_CKSUM |
2559                                  DEV_TX_OFFLOAD_SCTP_CKSUM |
2560                                  DEV_TX_OFFLOAD_MULTI_SEGS |
2561                                  DEV_TX_OFFLOAD_TCP_TSO |
2562                                  DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
2563                                  DEV_TX_OFFLOAD_GRE_TNL_TSO |
2564                                  DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
2565                                  DEV_TX_OFFLOAD_MBUF_FAST_FREE |
2566                                  hns3_txvlan_cap_get(hw));
2567
2568         if (hns3_dev_indep_txrx_supported(hw))
2569                 info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
2570                                  RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
2571
2572         info->rx_desc_lim = (struct rte_eth_desc_lim) {
2573                 .nb_max = HNS3_MAX_RING_DESC,
2574                 .nb_min = HNS3_MIN_RING_DESC,
2575                 .nb_align = HNS3_ALIGN_RING_DESC,
2576         };
2577
2578         info->tx_desc_lim = (struct rte_eth_desc_lim) {
2579                 .nb_max = HNS3_MAX_RING_DESC,
2580                 .nb_min = HNS3_MIN_RING_DESC,
2581                 .nb_align = HNS3_ALIGN_RING_DESC,
2582                 .nb_seg_max = HNS3_MAX_TSO_BD_PER_PKT,
2583                 .nb_mtu_seg_max = hw->max_non_tso_bd_num,
2584         };
2585
2586         info->default_rxconf = (struct rte_eth_rxconf) {
2587                 .rx_free_thresh = HNS3_DEFAULT_RX_FREE_THRESH,
2588                 /*
2589                  * If there are no available Rx buffer descriptors, incoming
2590                  * packets are always dropped by hardware based on hns3 network
2591                  * engine.
2592                  */
2593                 .rx_drop_en = 1,
2594                 .offloads = 0,
2595         };
2596         info->default_txconf = (struct rte_eth_txconf) {
2597                 .tx_rs_thresh = HNS3_DEFAULT_TX_RS_THRESH,
2598                 .offloads = 0,
2599         };
2600
2601         info->vmdq_queue_num = 0;
2602
2603         info->reta_size = hw->rss_ind_tbl_size;
2604         info->hash_key_size = HNS3_RSS_KEY_SIZE;
2605         info->flow_type_rss_offloads = HNS3_ETH_RSS_SUPPORT;
2606
2607         info->default_rxportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2608         info->default_txportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2609         info->default_rxportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2610         info->default_txportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2611         info->default_rxportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2612         info->default_txportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2613
2614         return 0;
2615 }
2616
2617 static int
2618 hns3_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
2619                     size_t fw_size)
2620 {
2621         struct hns3_adapter *hns = eth_dev->data->dev_private;
2622         struct hns3_hw *hw = &hns->hw;
2623         uint32_t version = hw->fw_version;
2624         int ret;
2625
2626         ret = snprintf(fw_version, fw_size, "%lu.%lu.%lu.%lu",
2627                        hns3_get_field(version, HNS3_FW_VERSION_BYTE3_M,
2628                                       HNS3_FW_VERSION_BYTE3_S),
2629                        hns3_get_field(version, HNS3_FW_VERSION_BYTE2_M,
2630                                       HNS3_FW_VERSION_BYTE2_S),
2631                        hns3_get_field(version, HNS3_FW_VERSION_BYTE1_M,
2632                                       HNS3_FW_VERSION_BYTE1_S),
2633                        hns3_get_field(version, HNS3_FW_VERSION_BYTE0_M,
2634                                       HNS3_FW_VERSION_BYTE0_S));
2635         ret += 1; /* add the size of '\0' */
2636         if (fw_size < (uint32_t)ret)
2637                 return ret;
2638         else
2639                 return 0;
2640 }
2641
2642 static int
2643 hns3_dev_link_update(struct rte_eth_dev *eth_dev,
2644                      __rte_unused int wait_to_complete)
2645 {
2646         struct hns3_adapter *hns = eth_dev->data->dev_private;
2647         struct hns3_hw *hw = &hns->hw;
2648         struct hns3_mac *mac = &hw->mac;
2649         struct rte_eth_link new_link;
2650
2651         if (!hns3_is_reset_pending(hns)) {
2652                 hns3_update_link_status(hw);
2653                 hns3_update_link_info(eth_dev);
2654         }
2655
2656         memset(&new_link, 0, sizeof(new_link));
2657         switch (mac->link_speed) {
2658         case ETH_SPEED_NUM_10M:
2659         case ETH_SPEED_NUM_100M:
2660         case ETH_SPEED_NUM_1G:
2661         case ETH_SPEED_NUM_10G:
2662         case ETH_SPEED_NUM_25G:
2663         case ETH_SPEED_NUM_40G:
2664         case ETH_SPEED_NUM_50G:
2665         case ETH_SPEED_NUM_100G:
2666         case ETH_SPEED_NUM_200G:
2667                 new_link.link_speed = mac->link_speed;
2668                 break;
2669         default:
2670                 new_link.link_speed = ETH_SPEED_NUM_100M;
2671                 break;
2672         }
2673
2674         new_link.link_duplex = mac->link_duplex;
2675         new_link.link_status = mac->link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
2676         new_link.link_autoneg =
2677             !(eth_dev->data->dev_conf.link_speeds & ETH_LINK_SPEED_FIXED);
2678
2679         return rte_eth_linkstatus_set(eth_dev, &new_link);
2680 }
2681
2682 static int
2683 hns3_parse_func_status(struct hns3_hw *hw, struct hns3_func_status_cmd *status)
2684 {
2685         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2686         struct hns3_pf *pf = &hns->pf;
2687
2688         if (!(status->pf_state & HNS3_PF_STATE_DONE))
2689                 return -EINVAL;
2690
2691         pf->is_main_pf = (status->pf_state & HNS3_PF_STATE_MAIN) ? true : false;
2692
2693         return 0;
2694 }
2695
2696 static int
2697 hns3_query_function_status(struct hns3_hw *hw)
2698 {
2699 #define HNS3_QUERY_MAX_CNT              10
2700 #define HNS3_QUERY_SLEEP_MSCOEND        1
2701         struct hns3_func_status_cmd *req;
2702         struct hns3_cmd_desc desc;
2703         int timeout = 0;
2704         int ret;
2705
2706         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_FUNC_STATUS, true);
2707         req = (struct hns3_func_status_cmd *)desc.data;
2708
2709         do {
2710                 ret = hns3_cmd_send(hw, &desc, 1);
2711                 if (ret) {
2712                         PMD_INIT_LOG(ERR, "query function status failed %d",
2713                                      ret);
2714                         return ret;
2715                 }
2716
2717                 /* Check pf reset is done */
2718                 if (req->pf_state)
2719                         break;
2720
2721                 rte_delay_ms(HNS3_QUERY_SLEEP_MSCOEND);
2722         } while (timeout++ < HNS3_QUERY_MAX_CNT);
2723
2724         return hns3_parse_func_status(hw, req);
2725 }
2726
2727 static int
2728 hns3_get_pf_max_tqp_num(struct hns3_hw *hw)
2729 {
2730         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2731         struct hns3_pf *pf = &hns->pf;
2732
2733         if (pf->tqp_config_mode == HNS3_FLEX_MAX_TQP_NUM_MODE) {
2734                 /*
2735                  * The total_tqps_num obtained from firmware is maximum tqp
2736                  * numbers of this port, which should be used for PF and VFs.
2737                  * There is no need for pf to have so many tqp numbers in
2738                  * most cases. RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
2739                  * coming from config file, is assigned to maximum queue number
2740                  * for the PF of this port by user. So users can modify the
2741                  * maximum queue number of PF according to their own application
2742                  * scenarios, which is more flexible to use. In addition, many
2743                  * memories can be saved due to allocating queue statistics
2744                  * room according to the actual number of queues required. The
2745                  * maximum queue number of PF for network engine with
2746                  * revision_id greater than 0x30 is assigned by config file.
2747                  */
2748                 if (RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF <= 0) {
2749                         hns3_err(hw, "RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF(%d) "
2750                                  "must be greater than 0.",
2751                                  RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF);
2752                         return -EINVAL;
2753                 }
2754
2755                 hw->tqps_num = RTE_MIN(RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
2756                                        hw->total_tqps_num);
2757         } else {
2758                 /*
2759                  * Due to the limitation on the number of PF interrupts
2760                  * available, the maximum queue number assigned to PF on
2761                  * the network engine with revision_id 0x21 is 64.
2762                  */
2763                 hw->tqps_num = RTE_MIN(hw->total_tqps_num,
2764                                        HNS3_MAX_TQP_NUM_HIP08_PF);
2765         }
2766
2767         return 0;
2768 }
2769
2770 static int
2771 hns3_query_pf_resource(struct hns3_hw *hw)
2772 {
2773         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2774         struct hns3_pf *pf = &hns->pf;
2775         struct hns3_pf_res_cmd *req;
2776         struct hns3_cmd_desc desc;
2777         int ret;
2778
2779         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_PF_RSRC, true);
2780         ret = hns3_cmd_send(hw, &desc, 1);
2781         if (ret) {
2782                 PMD_INIT_LOG(ERR, "query pf resource failed %d", ret);
2783                 return ret;
2784         }
2785
2786         req = (struct hns3_pf_res_cmd *)desc.data;
2787         hw->total_tqps_num = rte_le_to_cpu_16(req->tqp_num) +
2788                              rte_le_to_cpu_16(req->ext_tqp_num);
2789         ret = hns3_get_pf_max_tqp_num(hw);
2790         if (ret)
2791                 return ret;
2792
2793         pf->pkt_buf_size = rte_le_to_cpu_16(req->buf_size) << HNS3_BUF_UNIT_S;
2794         pf->func_num = rte_le_to_cpu_16(req->pf_own_fun_number);
2795
2796         if (req->tx_buf_size)
2797                 pf->tx_buf_size =
2798                     rte_le_to_cpu_16(req->tx_buf_size) << HNS3_BUF_UNIT_S;
2799         else
2800                 pf->tx_buf_size = HNS3_DEFAULT_TX_BUF;
2801
2802         pf->tx_buf_size = roundup(pf->tx_buf_size, HNS3_BUF_SIZE_UNIT);
2803
2804         if (req->dv_buf_size)
2805                 pf->dv_buf_size =
2806                     rte_le_to_cpu_16(req->dv_buf_size) << HNS3_BUF_UNIT_S;
2807         else
2808                 pf->dv_buf_size = HNS3_DEFAULT_DV;
2809
2810         pf->dv_buf_size = roundup(pf->dv_buf_size, HNS3_BUF_SIZE_UNIT);
2811
2812         hw->num_msi =
2813                 hns3_get_field(rte_le_to_cpu_16(req->nic_pf_intr_vector_number),
2814                                HNS3_PF_VEC_NUM_M, HNS3_PF_VEC_NUM_S);
2815
2816         return 0;
2817 }
2818
2819 static void
2820 hns3_parse_cfg(struct hns3_cfg *cfg, struct hns3_cmd_desc *desc)
2821 {
2822         struct hns3_cfg_param_cmd *req;
2823         uint64_t mac_addr_tmp_high;
2824         uint8_t ext_rss_size_max;
2825         uint64_t mac_addr_tmp;
2826         uint32_t i;
2827
2828         req = (struct hns3_cfg_param_cmd *)desc[0].data;
2829
2830         /* get the configuration */
2831         cfg->vmdq_vport_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
2832                                              HNS3_CFG_VMDQ_M, HNS3_CFG_VMDQ_S);
2833         cfg->tc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
2834                                      HNS3_CFG_TC_NUM_M, HNS3_CFG_TC_NUM_S);
2835         cfg->tqp_desc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
2836                                            HNS3_CFG_TQP_DESC_N_M,
2837                                            HNS3_CFG_TQP_DESC_N_S);
2838
2839         cfg->phy_addr = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
2840                                        HNS3_CFG_PHY_ADDR_M,
2841                                        HNS3_CFG_PHY_ADDR_S);
2842         cfg->media_type = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
2843                                          HNS3_CFG_MEDIA_TP_M,
2844                                          HNS3_CFG_MEDIA_TP_S);
2845         cfg->rx_buf_len = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
2846                                          HNS3_CFG_RX_BUF_LEN_M,
2847                                          HNS3_CFG_RX_BUF_LEN_S);
2848         /* get mac address */
2849         mac_addr_tmp = rte_le_to_cpu_32(req->param[2]);
2850         mac_addr_tmp_high = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
2851                                            HNS3_CFG_MAC_ADDR_H_M,
2852                                            HNS3_CFG_MAC_ADDR_H_S);
2853
2854         mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
2855
2856         cfg->default_speed = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
2857                                             HNS3_CFG_DEFAULT_SPEED_M,
2858                                             HNS3_CFG_DEFAULT_SPEED_S);
2859         cfg->rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
2860                                            HNS3_CFG_RSS_SIZE_M,
2861                                            HNS3_CFG_RSS_SIZE_S);
2862
2863         for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
2864                 cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
2865
2866         req = (struct hns3_cfg_param_cmd *)desc[1].data;
2867         cfg->numa_node_map = rte_le_to_cpu_32(req->param[0]);
2868
2869         cfg->speed_ability = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
2870                                             HNS3_CFG_SPEED_ABILITY_M,
2871                                             HNS3_CFG_SPEED_ABILITY_S);
2872         cfg->umv_space = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
2873                                         HNS3_CFG_UMV_TBL_SPACE_M,
2874                                         HNS3_CFG_UMV_TBL_SPACE_S);
2875         if (!cfg->umv_space)
2876                 cfg->umv_space = HNS3_DEFAULT_UMV_SPACE_PER_PF;
2877
2878         ext_rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[2]),
2879                                                HNS3_CFG_EXT_RSS_SIZE_M,
2880                                                HNS3_CFG_EXT_RSS_SIZE_S);
2881
2882         /*
2883          * Field ext_rss_size_max obtained from firmware will be more flexible
2884          * for future changes and expansions, which is an exponent of 2, instead
2885          * of reading out directly. If this field is not zero, hns3 PF PMD
2886          * driver uses it as rss_size_max under one TC. Device, whose revision
2887          * id is greater than or equal to PCI_REVISION_ID_HIP09_A, obtains the
2888          * maximum number of queues supported under a TC through this field.
2889          */
2890         if (ext_rss_size_max)
2891                 cfg->rss_size_max = 1U << ext_rss_size_max;
2892 }
2893
2894 /* hns3_get_board_cfg: query the static parameter from NCL_config file in flash
2895  * @hw: pointer to struct hns3_hw
2896  * @hcfg: the config structure to be getted
2897  */
2898 static int
2899 hns3_get_board_cfg(struct hns3_hw *hw, struct hns3_cfg *hcfg)
2900 {
2901         struct hns3_cmd_desc desc[HNS3_PF_CFG_DESC_NUM];
2902         struct hns3_cfg_param_cmd *req;
2903         uint32_t offset;
2904         uint32_t i;
2905         int ret;
2906
2907         for (i = 0; i < HNS3_PF_CFG_DESC_NUM; i++) {
2908                 offset = 0;
2909                 req = (struct hns3_cfg_param_cmd *)desc[i].data;
2910                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_CFG_PARAM,
2911                                           true);
2912                 hns3_set_field(offset, HNS3_CFG_OFFSET_M, HNS3_CFG_OFFSET_S,
2913                                i * HNS3_CFG_RD_LEN_BYTES);
2914                 /* Len should be divided by 4 when send to hardware */
2915                 hns3_set_field(offset, HNS3_CFG_RD_LEN_M, HNS3_CFG_RD_LEN_S,
2916                                HNS3_CFG_RD_LEN_BYTES / HNS3_CFG_RD_LEN_UNIT);
2917                 req->offset = rte_cpu_to_le_32(offset);
2918         }
2919
2920         ret = hns3_cmd_send(hw, desc, HNS3_PF_CFG_DESC_NUM);
2921         if (ret) {
2922                 PMD_INIT_LOG(ERR, "get config failed %d.", ret);
2923                 return ret;
2924         }
2925
2926         hns3_parse_cfg(hcfg, desc);
2927
2928         return 0;
2929 }
2930
2931 static int
2932 hns3_parse_speed(int speed_cmd, uint32_t *speed)
2933 {
2934         switch (speed_cmd) {
2935         case HNS3_CFG_SPEED_10M:
2936                 *speed = ETH_SPEED_NUM_10M;
2937                 break;
2938         case HNS3_CFG_SPEED_100M:
2939                 *speed = ETH_SPEED_NUM_100M;
2940                 break;
2941         case HNS3_CFG_SPEED_1G:
2942                 *speed = ETH_SPEED_NUM_1G;
2943                 break;
2944         case HNS3_CFG_SPEED_10G:
2945                 *speed = ETH_SPEED_NUM_10G;
2946                 break;
2947         case HNS3_CFG_SPEED_25G:
2948                 *speed = ETH_SPEED_NUM_25G;
2949                 break;
2950         case HNS3_CFG_SPEED_40G:
2951                 *speed = ETH_SPEED_NUM_40G;
2952                 break;
2953         case HNS3_CFG_SPEED_50G:
2954                 *speed = ETH_SPEED_NUM_50G;
2955                 break;
2956         case HNS3_CFG_SPEED_100G:
2957                 *speed = ETH_SPEED_NUM_100G;
2958                 break;
2959         case HNS3_CFG_SPEED_200G:
2960                 *speed = ETH_SPEED_NUM_200G;
2961                 break;
2962         default:
2963                 return -EINVAL;
2964         }
2965
2966         return 0;
2967 }
2968
2969 static void
2970 hns3_set_default_dev_specifications(struct hns3_hw *hw)
2971 {
2972         hw->max_non_tso_bd_num = HNS3_MAX_NON_TSO_BD_PER_PKT;
2973         hw->rss_ind_tbl_size = HNS3_RSS_IND_TBL_SIZE;
2974         hw->rss_key_size = HNS3_RSS_KEY_SIZE;
2975         hw->max_tm_rate = HNS3_ETHER_MAX_RATE;
2976         hw->intr.int_ql_max = HNS3_INTR_QL_NONE;
2977 }
2978
2979 static void
2980 hns3_parse_dev_specifications(struct hns3_hw *hw, struct hns3_cmd_desc *desc)
2981 {
2982         struct hns3_dev_specs_0_cmd *req0;
2983
2984         req0 = (struct hns3_dev_specs_0_cmd *)desc[0].data;
2985
2986         hw->max_non_tso_bd_num = req0->max_non_tso_bd_num;
2987         hw->rss_ind_tbl_size = rte_le_to_cpu_16(req0->rss_ind_tbl_size);
2988         hw->rss_key_size = rte_le_to_cpu_16(req0->rss_key_size);
2989         hw->max_tm_rate = rte_le_to_cpu_32(req0->max_tm_rate);
2990         hw->intr.int_ql_max = rte_le_to_cpu_16(req0->intr_ql_max);
2991 }
2992
2993 static int
2994 hns3_check_dev_specifications(struct hns3_hw *hw)
2995 {
2996         if (hw->rss_ind_tbl_size == 0 ||
2997             hw->rss_ind_tbl_size > HNS3_RSS_IND_TBL_SIZE_MAX) {
2998                 hns3_err(hw, "the size of hash lookup table configured (%u)"
2999                               " exceeds the maximum(%u)", hw->rss_ind_tbl_size,
3000                               HNS3_RSS_IND_TBL_SIZE_MAX);
3001                 return -EINVAL;
3002         }
3003
3004         return 0;
3005 }
3006
3007 static int
3008 hns3_query_dev_specifications(struct hns3_hw *hw)
3009 {
3010         struct hns3_cmd_desc desc[HNS3_QUERY_DEV_SPECS_BD_NUM];
3011         int ret;
3012         int i;
3013
3014         for (i = 0; i < HNS3_QUERY_DEV_SPECS_BD_NUM - 1; i++) {
3015                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS,
3016                                           true);
3017                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3018         }
3019         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS, true);
3020
3021         ret = hns3_cmd_send(hw, desc, HNS3_QUERY_DEV_SPECS_BD_NUM);
3022         if (ret)
3023                 return ret;
3024
3025         hns3_parse_dev_specifications(hw, desc);
3026
3027         return hns3_check_dev_specifications(hw);
3028 }
3029
3030 static int
3031 hns3_get_capability(struct hns3_hw *hw)
3032 {
3033         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3034         struct rte_pci_device *pci_dev;
3035         struct hns3_pf *pf = &hns->pf;
3036         struct rte_eth_dev *eth_dev;
3037         uint16_t device_id;
3038         uint8_t revision;
3039         int ret;
3040
3041         eth_dev = &rte_eth_devices[hw->data->port_id];
3042         pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
3043         device_id = pci_dev->id.device_id;
3044
3045         if (device_id == HNS3_DEV_ID_25GE_RDMA ||
3046             device_id == HNS3_DEV_ID_50GE_RDMA ||
3047             device_id == HNS3_DEV_ID_100G_RDMA_MACSEC ||
3048             device_id == HNS3_DEV_ID_200G_RDMA)
3049                 hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_DCB_B, 1);
3050
3051         /* Get PCI revision id */
3052         ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN,
3053                                   HNS3_PCI_REVISION_ID);
3054         if (ret != HNS3_PCI_REVISION_ID_LEN) {
3055                 PMD_INIT_LOG(ERR, "failed to read pci revision id, ret = %d",
3056                              ret);
3057                 return -EIO;
3058         }
3059         hw->revision = revision;
3060
3061         if (revision < PCI_REVISION_ID_HIP09_A) {
3062                 hns3_set_default_dev_specifications(hw);
3063                 hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_RSV_ONE;
3064                 hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_2US;
3065                 hw->tso_mode = HNS3_TSO_SW_CAL_PSEUDO_H_CSUM;
3066                 hw->vlan_mode = HNS3_SW_SHIFT_AND_DISCARD_MODE;
3067                 hw->min_tx_pkt_len = HNS3_HIP08_MIN_TX_PKT_LEN;
3068                 pf->tqp_config_mode = HNS3_FIXED_MAX_TQP_NUM_MODE;
3069                 hw->rss_info.ipv6_sctp_offload_supported = false;
3070                 return 0;
3071         }
3072
3073         ret = hns3_query_dev_specifications(hw);
3074         if (ret) {
3075                 PMD_INIT_LOG(ERR,
3076                              "failed to query dev specifications, ret = %d",
3077                              ret);
3078                 return ret;
3079         }
3080
3081         hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_ALL;
3082         hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_1US;
3083         hw->tso_mode = HNS3_TSO_HW_CAL_PSEUDO_H_CSUM;
3084         hw->vlan_mode = HNS3_HW_SHIFT_AND_DISCARD_MODE;
3085         hw->min_tx_pkt_len = HNS3_HIP09_MIN_TX_PKT_LEN;
3086         pf->tqp_config_mode = HNS3_FLEX_MAX_TQP_NUM_MODE;
3087         hw->rss_info.ipv6_sctp_offload_supported = true;
3088
3089         return 0;
3090 }
3091
3092 static int
3093 hns3_get_board_configuration(struct hns3_hw *hw)
3094 {
3095         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3096         struct hns3_pf *pf = &hns->pf;
3097         struct hns3_cfg cfg;
3098         int ret;
3099
3100         ret = hns3_get_board_cfg(hw, &cfg);
3101         if (ret) {
3102                 PMD_INIT_LOG(ERR, "get board config failed %d", ret);
3103                 return ret;
3104         }
3105
3106         if (cfg.media_type == HNS3_MEDIA_TYPE_COPPER &&
3107             !hns3_dev_copper_supported(hw)) {
3108                 PMD_INIT_LOG(ERR, "media type is copper, not supported.");
3109                 return -EOPNOTSUPP;
3110         }
3111
3112         hw->mac.media_type = cfg.media_type;
3113         hw->rss_size_max = cfg.rss_size_max;
3114         hw->rss_dis_flag = false;
3115         memcpy(hw->mac.mac_addr, cfg.mac_addr, RTE_ETHER_ADDR_LEN);
3116         hw->mac.phy_addr = cfg.phy_addr;
3117         hw->mac.default_addr_setted = false;
3118         hw->num_tx_desc = cfg.tqp_desc_num;
3119         hw->num_rx_desc = cfg.tqp_desc_num;
3120         hw->dcb_info.num_pg = 1;
3121         hw->dcb_info.hw_pfc_map = 0;
3122
3123         ret = hns3_parse_speed(cfg.default_speed, &hw->mac.link_speed);
3124         if (ret) {
3125                 PMD_INIT_LOG(ERR, "Get wrong speed %u, ret = %d",
3126                              cfg.default_speed, ret);
3127                 return ret;
3128         }
3129
3130         pf->tc_max = cfg.tc_num;
3131         if (pf->tc_max > HNS3_MAX_TC_NUM || pf->tc_max < 1) {
3132                 PMD_INIT_LOG(WARNING,
3133                              "Get TC num(%u) from flash, set TC num to 1",
3134                              pf->tc_max);
3135                 pf->tc_max = 1;
3136         }
3137
3138         /* Dev does not support DCB */
3139         if (!hns3_dev_dcb_supported(hw)) {
3140                 pf->tc_max = 1;
3141                 pf->pfc_max = 0;
3142         } else
3143                 pf->pfc_max = pf->tc_max;
3144
3145         hw->dcb_info.num_tc = 1;
3146         hw->alloc_rss_size = RTE_MIN(hw->rss_size_max,
3147                                      hw->tqps_num / hw->dcb_info.num_tc);
3148         hns3_set_bit(hw->hw_tc_map, 0, 1);
3149         pf->tx_sch_mode = HNS3_FLAG_TC_BASE_SCH_MODE;
3150
3151         pf->wanted_umv_size = cfg.umv_space;
3152
3153         return ret;
3154 }
3155
3156 static int
3157 hns3_get_configuration(struct hns3_hw *hw)
3158 {
3159         int ret;
3160
3161         ret = hns3_query_function_status(hw);
3162         if (ret) {
3163                 PMD_INIT_LOG(ERR, "Failed to query function status: %d.", ret);
3164                 return ret;
3165         }
3166
3167         /* Get device capability */
3168         ret = hns3_get_capability(hw);
3169         if (ret) {
3170                 PMD_INIT_LOG(ERR, "failed to get device capability: %d.", ret);
3171                 return ret;
3172         }
3173
3174         /* Get pf resource */
3175         ret = hns3_query_pf_resource(hw);
3176         if (ret) {
3177                 PMD_INIT_LOG(ERR, "Failed to query pf resource: %d", ret);
3178                 return ret;
3179         }
3180
3181         ret = hns3_get_board_configuration(hw);
3182         if (ret) {
3183                 PMD_INIT_LOG(ERR, "failed to get board configuration: %d", ret);
3184                 return ret;
3185         }
3186
3187         ret = hns3_query_dev_fec_info(hw);
3188         if (ret)
3189                 PMD_INIT_LOG(ERR,
3190                              "failed to query FEC information, ret = %d", ret);
3191
3192         return ret;
3193 }
3194
3195 static int
3196 hns3_map_tqps_to_func(struct hns3_hw *hw, uint16_t func_id, uint16_t tqp_pid,
3197                       uint16_t tqp_vid, bool is_pf)
3198 {
3199         struct hns3_tqp_map_cmd *req;
3200         struct hns3_cmd_desc desc;
3201         int ret;
3202
3203         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SET_TQP_MAP, false);
3204
3205         req = (struct hns3_tqp_map_cmd *)desc.data;
3206         req->tqp_id = rte_cpu_to_le_16(tqp_pid);
3207         req->tqp_vf = func_id;
3208         req->tqp_flag = 1 << HNS3_TQP_MAP_EN_B;
3209         if (!is_pf)
3210                 req->tqp_flag |= (1 << HNS3_TQP_MAP_TYPE_B);
3211         req->tqp_vid = rte_cpu_to_le_16(tqp_vid);
3212
3213         ret = hns3_cmd_send(hw, &desc, 1);
3214         if (ret)
3215                 PMD_INIT_LOG(ERR, "TQP map failed %d", ret);
3216
3217         return ret;
3218 }
3219
3220 static int
3221 hns3_map_tqp(struct hns3_hw *hw)
3222 {
3223         int ret;
3224         int i;
3225
3226         /*
3227          * In current version, VF is not supported when PF is driven by DPDK
3228          * driver, so we assign total tqps_num tqps allocated to this port
3229          * to PF.
3230          */
3231         for (i = 0; i < hw->total_tqps_num; i++) {
3232                 ret = hns3_map_tqps_to_func(hw, HNS3_PF_FUNC_ID, i, i, true);
3233                 if (ret)
3234                         return ret;
3235         }
3236
3237         return 0;
3238 }
3239
3240 static int
3241 hns3_cfg_mac_speed_dup_hw(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
3242 {
3243         struct hns3_config_mac_speed_dup_cmd *req;
3244         struct hns3_cmd_desc desc;
3245         int ret;
3246
3247         req = (struct hns3_config_mac_speed_dup_cmd *)desc.data;
3248
3249         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_SPEED_DUP, false);
3250
3251         hns3_set_bit(req->speed_dup, HNS3_CFG_DUPLEX_B, !!duplex ? 1 : 0);
3252
3253         switch (speed) {
3254         case ETH_SPEED_NUM_10M:
3255                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3256                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10M);
3257                 break;
3258         case ETH_SPEED_NUM_100M:
3259                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3260                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100M);
3261                 break;
3262         case ETH_SPEED_NUM_1G:
3263                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3264                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_1G);
3265                 break;
3266         case ETH_SPEED_NUM_10G:
3267                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3268                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10G);
3269                 break;
3270         case ETH_SPEED_NUM_25G:
3271                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3272                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_25G);
3273                 break;
3274         case ETH_SPEED_NUM_40G:
3275                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3276                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_40G);
3277                 break;
3278         case ETH_SPEED_NUM_50G:
3279                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3280                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_50G);
3281                 break;
3282         case ETH_SPEED_NUM_100G:
3283                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3284                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100G);
3285                 break;
3286         case ETH_SPEED_NUM_200G:
3287                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3288                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_200G);
3289                 break;
3290         default:
3291                 PMD_INIT_LOG(ERR, "invalid speed (%u)", speed);
3292                 return -EINVAL;
3293         }
3294
3295         hns3_set_bit(req->mac_change_fec_en, HNS3_CFG_MAC_SPEED_CHANGE_EN_B, 1);
3296
3297         ret = hns3_cmd_send(hw, &desc, 1);
3298         if (ret)
3299                 PMD_INIT_LOG(ERR, "mac speed/duplex config cmd failed %d", ret);
3300
3301         return ret;
3302 }
3303
3304 static int
3305 hns3_tx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3306 {
3307         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3308         struct hns3_pf *pf = &hns->pf;
3309         struct hns3_priv_buf *priv;
3310         uint32_t i, total_size;
3311
3312         total_size = pf->pkt_buf_size;
3313
3314         /* alloc tx buffer for all enabled tc */
3315         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3316                 priv = &buf_alloc->priv_buf[i];
3317
3318                 if (hw->hw_tc_map & BIT(i)) {
3319                         if (total_size < pf->tx_buf_size)
3320                                 return -ENOMEM;
3321
3322                         priv->tx_buf_size = pf->tx_buf_size;
3323                 } else
3324                         priv->tx_buf_size = 0;
3325
3326                 total_size -= priv->tx_buf_size;
3327         }
3328
3329         return 0;
3330 }
3331
3332 static int
3333 hns3_tx_buffer_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3334 {
3335 /* TX buffer size is unit by 128 byte */
3336 #define HNS3_BUF_SIZE_UNIT_SHIFT        7
3337 #define HNS3_BUF_SIZE_UPDATE_EN_MSK     BIT(15)
3338         struct hns3_tx_buff_alloc_cmd *req;
3339         struct hns3_cmd_desc desc;
3340         uint32_t buf_size;
3341         uint32_t i;
3342         int ret;
3343
3344         req = (struct hns3_tx_buff_alloc_cmd *)desc.data;
3345
3346         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TX_BUFF_ALLOC, 0);
3347         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3348                 buf_size = buf_alloc->priv_buf[i].tx_buf_size;
3349
3350                 buf_size = buf_size >> HNS3_BUF_SIZE_UNIT_SHIFT;
3351                 req->tx_pkt_buff[i] = rte_cpu_to_le_16(buf_size |
3352                                                 HNS3_BUF_SIZE_UPDATE_EN_MSK);
3353         }
3354
3355         ret = hns3_cmd_send(hw, &desc, 1);
3356         if (ret)
3357                 PMD_INIT_LOG(ERR, "tx buffer alloc cmd failed %d", ret);
3358
3359         return ret;
3360 }
3361
3362 static int
3363 hns3_get_tc_num(struct hns3_hw *hw)
3364 {
3365         int cnt = 0;
3366         uint8_t i;
3367
3368         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3369                 if (hw->hw_tc_map & BIT(i))
3370                         cnt++;
3371         return cnt;
3372 }
3373
3374 static uint32_t
3375 hns3_get_rx_priv_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3376 {
3377         struct hns3_priv_buf *priv;
3378         uint32_t rx_priv = 0;
3379         int i;
3380
3381         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3382                 priv = &buf_alloc->priv_buf[i];
3383                 if (priv->enable)
3384                         rx_priv += priv->buf_size;
3385         }
3386         return rx_priv;
3387 }
3388
3389 static uint32_t
3390 hns3_get_tx_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3391 {
3392         uint32_t total_tx_size = 0;
3393         uint32_t i;
3394
3395         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3396                 total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
3397
3398         return total_tx_size;
3399 }
3400
3401 /* Get the number of pfc enabled TCs, which have private buffer */
3402 static int
3403 hns3_get_pfc_priv_num(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3404 {
3405         struct hns3_priv_buf *priv;
3406         int cnt = 0;
3407         uint8_t i;
3408
3409         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3410                 priv = &buf_alloc->priv_buf[i];
3411                 if ((hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3412                         cnt++;
3413         }
3414
3415         return cnt;
3416 }
3417
3418 /* Get the number of pfc disabled TCs, which have private buffer */
3419 static int
3420 hns3_get_no_pfc_priv_num(struct hns3_hw *hw,
3421                          struct hns3_pkt_buf_alloc *buf_alloc)
3422 {
3423         struct hns3_priv_buf *priv;
3424         int cnt = 0;
3425         uint8_t i;
3426
3427         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3428                 priv = &buf_alloc->priv_buf[i];
3429                 if (hw->hw_tc_map & BIT(i) &&
3430                     !(hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3431                         cnt++;
3432         }
3433
3434         return cnt;
3435 }
3436
3437 static bool
3438 hns3_is_rx_buf_ok(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc,
3439                   uint32_t rx_all)
3440 {
3441         uint32_t shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
3442         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3443         struct hns3_pf *pf = &hns->pf;
3444         uint32_t shared_buf, aligned_mps;
3445         uint32_t rx_priv;
3446         uint8_t tc_num;
3447         uint8_t i;
3448
3449         tc_num = hns3_get_tc_num(hw);
3450         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3451
3452         if (hns3_dev_dcb_supported(hw))
3453                 shared_buf_min = HNS3_BUF_MUL_BY * aligned_mps +
3454                                         pf->dv_buf_size;
3455         else
3456                 shared_buf_min = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF
3457                                         + pf->dv_buf_size;
3458
3459         shared_buf_tc = tc_num * aligned_mps + aligned_mps;
3460         shared_std = roundup(RTE_MAX(shared_buf_min, shared_buf_tc),
3461                              HNS3_BUF_SIZE_UNIT);
3462
3463         rx_priv = hns3_get_rx_priv_buff_alloced(buf_alloc);
3464         if (rx_all < rx_priv + shared_std)
3465                 return false;
3466
3467         shared_buf = rounddown(rx_all - rx_priv, HNS3_BUF_SIZE_UNIT);
3468         buf_alloc->s_buf.buf_size = shared_buf;
3469         if (hns3_dev_dcb_supported(hw)) {
3470                 buf_alloc->s_buf.self.high = shared_buf - pf->dv_buf_size;
3471                 buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
3472                         - roundup(aligned_mps / HNS3_BUF_DIV_BY,
3473                                   HNS3_BUF_SIZE_UNIT);
3474         } else {
3475                 buf_alloc->s_buf.self.high =
3476                         aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3477                 buf_alloc->s_buf.self.low = aligned_mps;
3478         }
3479
3480         if (hns3_dev_dcb_supported(hw)) {
3481                 hi_thrd = shared_buf - pf->dv_buf_size;
3482
3483                 if (tc_num <= NEED_RESERVE_TC_NUM)
3484                         hi_thrd = hi_thrd * BUF_RESERVE_PERCENT /
3485                                   BUF_MAX_PERCENT;
3486
3487                 if (tc_num)
3488                         hi_thrd = hi_thrd / tc_num;
3489
3490                 hi_thrd = RTE_MAX(hi_thrd, HNS3_BUF_MUL_BY * aligned_mps);
3491                 hi_thrd = rounddown(hi_thrd, HNS3_BUF_SIZE_UNIT);
3492                 lo_thrd = hi_thrd - aligned_mps / HNS3_BUF_DIV_BY;
3493         } else {
3494                 hi_thrd = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3495                 lo_thrd = aligned_mps;
3496         }
3497
3498         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3499                 buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
3500                 buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
3501         }
3502
3503         return true;
3504 }
3505
3506 static bool
3507 hns3_rx_buf_calc_all(struct hns3_hw *hw, bool max,
3508                      struct hns3_pkt_buf_alloc *buf_alloc)
3509 {
3510         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3511         struct hns3_pf *pf = &hns->pf;
3512         struct hns3_priv_buf *priv;
3513         uint32_t aligned_mps;
3514         uint32_t rx_all;
3515         uint8_t i;
3516
3517         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3518         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3519
3520         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3521                 priv = &buf_alloc->priv_buf[i];
3522
3523                 priv->enable = 0;
3524                 priv->wl.low = 0;
3525                 priv->wl.high = 0;
3526                 priv->buf_size = 0;
3527
3528                 if (!(hw->hw_tc_map & BIT(i)))
3529                         continue;
3530
3531                 priv->enable = 1;
3532                 if (hw->dcb_info.hw_pfc_map & BIT(i)) {
3533                         priv->wl.low = max ? aligned_mps : HNS3_BUF_SIZE_UNIT;
3534                         priv->wl.high = roundup(priv->wl.low + aligned_mps,
3535                                                 HNS3_BUF_SIZE_UNIT);
3536                 } else {
3537                         priv->wl.low = 0;
3538                         priv->wl.high = max ? (aligned_mps * HNS3_BUF_MUL_BY) :
3539                                         aligned_mps;
3540                 }
3541
3542                 priv->buf_size = priv->wl.high + pf->dv_buf_size;
3543         }
3544
3545         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3546 }
3547
3548 static bool
3549 hns3_drop_nopfc_buf_till_fit(struct hns3_hw *hw,
3550                              struct hns3_pkt_buf_alloc *buf_alloc)
3551 {
3552         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3553         struct hns3_pf *pf = &hns->pf;
3554         struct hns3_priv_buf *priv;
3555         int no_pfc_priv_num;
3556         uint32_t rx_all;
3557         uint8_t mask;
3558         int i;
3559
3560         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3561         no_pfc_priv_num = hns3_get_no_pfc_priv_num(hw, buf_alloc);
3562
3563         /* let the last to be cleared first */
3564         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3565                 priv = &buf_alloc->priv_buf[i];
3566                 mask = BIT((uint8_t)i);
3567
3568                 if (hw->hw_tc_map & mask &&
3569                     !(hw->dcb_info.hw_pfc_map & mask)) {
3570                         /* Clear the no pfc TC private buffer */
3571                         priv->wl.low = 0;
3572                         priv->wl.high = 0;
3573                         priv->buf_size = 0;
3574                         priv->enable = 0;
3575                         no_pfc_priv_num--;
3576                 }
3577
3578                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3579                     no_pfc_priv_num == 0)
3580                         break;
3581         }
3582
3583         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3584 }
3585
3586 static bool
3587 hns3_drop_pfc_buf_till_fit(struct hns3_hw *hw,
3588                            struct hns3_pkt_buf_alloc *buf_alloc)
3589 {
3590         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3591         struct hns3_pf *pf = &hns->pf;
3592         struct hns3_priv_buf *priv;
3593         uint32_t rx_all;
3594         int pfc_priv_num;
3595         uint8_t mask;
3596         int i;
3597
3598         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3599         pfc_priv_num = hns3_get_pfc_priv_num(hw, buf_alloc);
3600
3601         /* let the last to be cleared first */
3602         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3603                 priv = &buf_alloc->priv_buf[i];
3604                 mask = BIT((uint8_t)i);
3605                 if (hw->hw_tc_map & mask && hw->dcb_info.hw_pfc_map & mask) {
3606                         /* Reduce the number of pfc TC with private buffer */
3607                         priv->wl.low = 0;
3608                         priv->enable = 0;
3609                         priv->wl.high = 0;
3610                         priv->buf_size = 0;
3611                         pfc_priv_num--;
3612                 }
3613                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3614                     pfc_priv_num == 0)
3615                         break;
3616         }
3617
3618         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3619 }
3620
3621 static bool
3622 hns3_only_alloc_priv_buff(struct hns3_hw *hw,
3623                           struct hns3_pkt_buf_alloc *buf_alloc)
3624 {
3625 #define COMPENSATE_BUFFER       0x3C00
3626 #define COMPENSATE_HALF_MPS_NUM 5
3627 #define PRIV_WL_GAP             0x1800
3628         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3629         struct hns3_pf *pf = &hns->pf;
3630         uint32_t tc_num = hns3_get_tc_num(hw);
3631         uint32_t half_mps = pf->mps >> 1;
3632         struct hns3_priv_buf *priv;
3633         uint32_t min_rx_priv;
3634         uint32_t rx_priv;
3635         uint8_t i;
3636
3637         rx_priv = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3638         if (tc_num)
3639                 rx_priv = rx_priv / tc_num;
3640
3641         if (tc_num <= NEED_RESERVE_TC_NUM)
3642                 rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
3643
3644         /*
3645          * Minimum value of private buffer in rx direction (min_rx_priv) is
3646          * equal to "DV + 2.5 * MPS + 15KB". Driver only allocates rx private
3647          * buffer if rx_priv is greater than min_rx_priv.
3648          */
3649         min_rx_priv = pf->dv_buf_size + COMPENSATE_BUFFER +
3650                         COMPENSATE_HALF_MPS_NUM * half_mps;
3651         min_rx_priv = roundup(min_rx_priv, HNS3_BUF_SIZE_UNIT);
3652         rx_priv = rounddown(rx_priv, HNS3_BUF_SIZE_UNIT);
3653
3654         if (rx_priv < min_rx_priv)
3655                 return false;
3656
3657         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3658                 priv = &buf_alloc->priv_buf[i];
3659                 priv->enable = 0;
3660                 priv->wl.low = 0;
3661                 priv->wl.high = 0;
3662                 priv->buf_size = 0;
3663
3664                 if (!(hw->hw_tc_map & BIT(i)))
3665                         continue;
3666
3667                 priv->enable = 1;
3668                 priv->buf_size = rx_priv;
3669                 priv->wl.high = rx_priv - pf->dv_buf_size;
3670                 priv->wl.low = priv->wl.high - PRIV_WL_GAP;
3671         }
3672
3673         buf_alloc->s_buf.buf_size = 0;
3674
3675         return true;
3676 }
3677
3678 /*
3679  * hns3_rx_buffer_calc: calculate the rx private buffer size for all TCs
3680  * @hw: pointer to struct hns3_hw
3681  * @buf_alloc: pointer to buffer calculation data
3682  * @return: 0: calculate sucessful, negative: fail
3683  */
3684 static int
3685 hns3_rx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3686 {
3687         /* When DCB is not supported, rx private buffer is not allocated. */
3688         if (!hns3_dev_dcb_supported(hw)) {
3689                 struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3690                 struct hns3_pf *pf = &hns->pf;
3691                 uint32_t rx_all = pf->pkt_buf_size;
3692
3693                 rx_all -= hns3_get_tx_buff_alloced(buf_alloc);
3694                 if (!hns3_is_rx_buf_ok(hw, buf_alloc, rx_all))
3695                         return -ENOMEM;
3696
3697                 return 0;
3698         }
3699
3700         /*
3701          * Try to allocate privated packet buffer for all TCs without share
3702          * buffer.
3703          */
3704         if (hns3_only_alloc_priv_buff(hw, buf_alloc))
3705                 return 0;
3706
3707         /*
3708          * Try to allocate privated packet buffer for all TCs with share
3709          * buffer.
3710          */
3711         if (hns3_rx_buf_calc_all(hw, true, buf_alloc))
3712                 return 0;
3713
3714         /*
3715          * For different application scenes, the enabled port number, TC number
3716          * and no_drop TC number are different. In order to obtain the better
3717          * performance, software could allocate the buffer size and configure
3718          * the waterline by tring to decrease the private buffer size according
3719          * to the order, namely, waterline of valided tc, pfc disabled tc, pfc
3720          * enabled tc.
3721          */
3722         if (hns3_rx_buf_calc_all(hw, false, buf_alloc))
3723                 return 0;
3724
3725         if (hns3_drop_nopfc_buf_till_fit(hw, buf_alloc))
3726                 return 0;
3727
3728         if (hns3_drop_pfc_buf_till_fit(hw, buf_alloc))
3729                 return 0;
3730
3731         return -ENOMEM;
3732 }
3733
3734 static int
3735 hns3_rx_priv_buf_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3736 {
3737         struct hns3_rx_priv_buff_cmd *req;
3738         struct hns3_cmd_desc desc;
3739         uint32_t buf_size;
3740         int ret;
3741         int i;
3742
3743         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_PRIV_BUFF_ALLOC, false);
3744         req = (struct hns3_rx_priv_buff_cmd *)desc.data;
3745
3746         /* Alloc private buffer TCs */
3747         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3748                 struct hns3_priv_buf *priv = &buf_alloc->priv_buf[i];
3749
3750                 req->buf_num[i] =
3751                         rte_cpu_to_le_16(priv->buf_size >> HNS3_BUF_UNIT_S);
3752                 req->buf_num[i] |= rte_cpu_to_le_16(1 << HNS3_TC0_PRI_BUF_EN_B);
3753         }
3754
3755         buf_size = buf_alloc->s_buf.buf_size;
3756         req->shared_buf = rte_cpu_to_le_16((buf_size >> HNS3_BUF_UNIT_S) |
3757                                            (1 << HNS3_TC0_PRI_BUF_EN_B));
3758
3759         ret = hns3_cmd_send(hw, &desc, 1);
3760         if (ret)
3761                 PMD_INIT_LOG(ERR, "rx private buffer alloc cmd failed %d", ret);
3762
3763         return ret;
3764 }
3765
3766 static int
3767 hns3_rx_priv_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3768 {
3769 #define HNS3_RX_PRIV_WL_ALLOC_DESC_NUM 2
3770         struct hns3_rx_priv_wl_buf *req;
3771         struct hns3_priv_buf *priv;
3772         struct hns3_cmd_desc desc[HNS3_RX_PRIV_WL_ALLOC_DESC_NUM];
3773         int i, j;
3774         int ret;
3775
3776         for (i = 0; i < HNS3_RX_PRIV_WL_ALLOC_DESC_NUM; i++) {
3777                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_PRIV_WL_ALLOC,
3778                                           false);
3779                 req = (struct hns3_rx_priv_wl_buf *)desc[i].data;
3780
3781                 /* The first descriptor set the NEXT bit to 1 */
3782                 if (i == 0)
3783                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3784                 else
3785                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3786
3787                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
3788                         uint32_t idx = i * HNS3_TC_NUM_ONE_DESC + j;
3789
3790                         priv = &buf_alloc->priv_buf[idx];
3791                         req->tc_wl[j].high = rte_cpu_to_le_16(priv->wl.high >>
3792                                                         HNS3_BUF_UNIT_S);
3793                         req->tc_wl[j].high |=
3794                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3795                         req->tc_wl[j].low = rte_cpu_to_le_16(priv->wl.low >>
3796                                                         HNS3_BUF_UNIT_S);
3797                         req->tc_wl[j].low |=
3798                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3799                 }
3800         }
3801
3802         /* Send 2 descriptor at one time */
3803         ret = hns3_cmd_send(hw, desc, HNS3_RX_PRIV_WL_ALLOC_DESC_NUM);
3804         if (ret)
3805                 PMD_INIT_LOG(ERR, "rx private waterline config cmd failed %d",
3806                              ret);
3807         return ret;
3808 }
3809
3810 static int
3811 hns3_common_thrd_config(struct hns3_hw *hw,
3812                         struct hns3_pkt_buf_alloc *buf_alloc)
3813 {
3814 #define HNS3_RX_COM_THRD_ALLOC_DESC_NUM 2
3815         struct hns3_shared_buf *s_buf = &buf_alloc->s_buf;
3816         struct hns3_rx_com_thrd *req;
3817         struct hns3_cmd_desc desc[HNS3_RX_COM_THRD_ALLOC_DESC_NUM];
3818         struct hns3_tc_thrd *tc;
3819         int tc_idx;
3820         int i, j;
3821         int ret;
3822
3823         for (i = 0; i < HNS3_RX_COM_THRD_ALLOC_DESC_NUM; i++) {
3824                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_COM_THRD_ALLOC,
3825                                           false);
3826                 req = (struct hns3_rx_com_thrd *)&desc[i].data;
3827
3828                 /* The first descriptor set the NEXT bit to 1 */
3829                 if (i == 0)
3830                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3831                 else
3832                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3833
3834                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
3835                         tc_idx = i * HNS3_TC_NUM_ONE_DESC + j;
3836                         tc = &s_buf->tc_thrd[tc_idx];
3837
3838                         req->com_thrd[j].high =
3839                                 rte_cpu_to_le_16(tc->high >> HNS3_BUF_UNIT_S);
3840                         req->com_thrd[j].high |=
3841                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3842                         req->com_thrd[j].low =
3843                                 rte_cpu_to_le_16(tc->low >> HNS3_BUF_UNIT_S);
3844                         req->com_thrd[j].low |=
3845                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3846                 }
3847         }
3848
3849         /* Send 2 descriptors at one time */
3850         ret = hns3_cmd_send(hw, desc, HNS3_RX_COM_THRD_ALLOC_DESC_NUM);
3851         if (ret)
3852                 PMD_INIT_LOG(ERR, "common threshold config cmd failed %d", ret);
3853
3854         return ret;
3855 }
3856
3857 static int
3858 hns3_common_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3859 {
3860         struct hns3_shared_buf *buf = &buf_alloc->s_buf;
3861         struct hns3_rx_com_wl *req;
3862         struct hns3_cmd_desc desc;
3863         int ret;
3864
3865         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_COM_WL_ALLOC, false);
3866
3867         req = (struct hns3_rx_com_wl *)desc.data;
3868         req->com_wl.high = rte_cpu_to_le_16(buf->self.high >> HNS3_BUF_UNIT_S);
3869         req->com_wl.high |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3870
3871         req->com_wl.low = rte_cpu_to_le_16(buf->self.low >> HNS3_BUF_UNIT_S);
3872         req->com_wl.low |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3873
3874         ret = hns3_cmd_send(hw, &desc, 1);
3875         if (ret)
3876                 PMD_INIT_LOG(ERR, "common waterline config cmd failed %d", ret);
3877
3878         return ret;
3879 }
3880
3881 int
3882 hns3_buffer_alloc(struct hns3_hw *hw)
3883 {
3884         struct hns3_pkt_buf_alloc pkt_buf;
3885         int ret;
3886
3887         memset(&pkt_buf, 0, sizeof(pkt_buf));
3888         ret = hns3_tx_buffer_calc(hw, &pkt_buf);
3889         if (ret) {
3890                 PMD_INIT_LOG(ERR,
3891                              "could not calc tx buffer size for all TCs %d",
3892                              ret);
3893                 return ret;
3894         }
3895
3896         ret = hns3_tx_buffer_alloc(hw, &pkt_buf);
3897         if (ret) {
3898                 PMD_INIT_LOG(ERR, "could not alloc tx buffers %d", ret);
3899                 return ret;
3900         }
3901
3902         ret = hns3_rx_buffer_calc(hw, &pkt_buf);
3903         if (ret) {
3904                 PMD_INIT_LOG(ERR,
3905                              "could not calc rx priv buffer size for all TCs %d",
3906                              ret);
3907                 return ret;
3908         }
3909
3910         ret = hns3_rx_priv_buf_alloc(hw, &pkt_buf);
3911         if (ret) {
3912                 PMD_INIT_LOG(ERR, "could not alloc rx priv buffer %d", ret);
3913                 return ret;
3914         }
3915
3916         if (hns3_dev_dcb_supported(hw)) {
3917                 ret = hns3_rx_priv_wl_config(hw, &pkt_buf);
3918                 if (ret) {
3919                         PMD_INIT_LOG(ERR,
3920                                      "could not configure rx private waterline %d",
3921                                      ret);
3922                         return ret;
3923                 }
3924
3925                 ret = hns3_common_thrd_config(hw, &pkt_buf);
3926                 if (ret) {
3927                         PMD_INIT_LOG(ERR,
3928                                      "could not configure common threshold %d",
3929                                      ret);
3930                         return ret;
3931                 }
3932         }
3933
3934         ret = hns3_common_wl_config(hw, &pkt_buf);
3935         if (ret)
3936                 PMD_INIT_LOG(ERR, "could not configure common waterline %d",
3937                              ret);
3938
3939         return ret;
3940 }
3941
3942 static int
3943 hns3_firmware_compat_config(struct hns3_hw *hw, bool is_init)
3944 {
3945         struct hns3_firmware_compat_cmd *req;
3946         struct hns3_cmd_desc desc;
3947         uint32_t compat = 0;
3948
3949         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_FIRMWARE_COMPAT_CFG, false);
3950         req = (struct hns3_firmware_compat_cmd *)desc.data;
3951
3952         if (is_init) {
3953                 hns3_set_bit(compat, HNS3_LINK_EVENT_REPORT_EN_B, 1);
3954                 hns3_set_bit(compat, HNS3_NCSI_ERROR_REPORT_EN_B, 0);
3955         }
3956
3957         req->compat = rte_cpu_to_le_32(compat);
3958
3959         return hns3_cmd_send(hw, &desc, 1);
3960 }
3961
3962 static int
3963 hns3_mac_init(struct hns3_hw *hw)
3964 {
3965         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3966         struct hns3_mac *mac = &hw->mac;
3967         struct hns3_pf *pf = &hns->pf;
3968         int ret;
3969
3970         pf->support_sfp_query = true;
3971         mac->link_duplex = ETH_LINK_FULL_DUPLEX;
3972         ret = hns3_cfg_mac_speed_dup_hw(hw, mac->link_speed, mac->link_duplex);
3973         if (ret) {
3974                 PMD_INIT_LOG(ERR, "Config mac speed dup fail ret = %d", ret);
3975                 return ret;
3976         }
3977
3978         mac->link_status = ETH_LINK_DOWN;
3979
3980         return hns3_config_mtu(hw, pf->mps);
3981 }
3982
3983 static int
3984 hns3_get_mac_ethertype_cmd_status(uint16_t cmdq_resp, uint8_t resp_code)
3985 {
3986 #define HNS3_ETHERTYPE_SUCCESS_ADD              0
3987 #define HNS3_ETHERTYPE_ALREADY_ADD              1
3988 #define HNS3_ETHERTYPE_MGR_TBL_OVERFLOW         2
3989 #define HNS3_ETHERTYPE_KEY_CONFLICT             3
3990         int return_status;
3991
3992         if (cmdq_resp) {
3993                 PMD_INIT_LOG(ERR,
3994                              "cmdq execute failed for get_mac_ethertype_cmd_status, status=%u.\n",
3995                              cmdq_resp);
3996                 return -EIO;
3997         }
3998
3999         switch (resp_code) {
4000         case HNS3_ETHERTYPE_SUCCESS_ADD:
4001         case HNS3_ETHERTYPE_ALREADY_ADD:
4002                 return_status = 0;
4003                 break;
4004         case HNS3_ETHERTYPE_MGR_TBL_OVERFLOW:
4005                 PMD_INIT_LOG(ERR,
4006                              "add mac ethertype failed for manager table overflow.");
4007                 return_status = -EIO;
4008                 break;
4009         case HNS3_ETHERTYPE_KEY_CONFLICT:
4010                 PMD_INIT_LOG(ERR, "add mac ethertype failed for key conflict.");
4011                 return_status = -EIO;
4012                 break;
4013         default:
4014                 PMD_INIT_LOG(ERR,
4015                              "add mac ethertype failed for undefined, code=%u.",
4016                              resp_code);
4017                 return_status = -EIO;
4018                 break;
4019         }
4020
4021         return return_status;
4022 }
4023
4024 static int
4025 hns3_add_mgr_tbl(struct hns3_hw *hw,
4026                  const struct hns3_mac_mgr_tbl_entry_cmd *req)
4027 {
4028         struct hns3_cmd_desc desc;
4029         uint8_t resp_code;
4030         uint16_t retval;
4031         int ret;
4032
4033         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_ETHTYPE_ADD, false);
4034         memcpy(desc.data, req, sizeof(struct hns3_mac_mgr_tbl_entry_cmd));
4035
4036         ret = hns3_cmd_send(hw, &desc, 1);
4037         if (ret) {
4038                 PMD_INIT_LOG(ERR,
4039                              "add mac ethertype failed for cmd_send, ret =%d.",
4040                              ret);
4041                 return ret;
4042         }
4043
4044         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
4045         retval = rte_le_to_cpu_16(desc.retval);
4046
4047         return hns3_get_mac_ethertype_cmd_status(retval, resp_code);
4048 }
4049
4050 static void
4051 hns3_prepare_mgr_tbl(struct hns3_mac_mgr_tbl_entry_cmd *mgr_table,
4052                      int *table_item_num)
4053 {
4054         struct hns3_mac_mgr_tbl_entry_cmd *tbl;
4055
4056         /*
4057          * In current version, we add one item in management table as below:
4058          * 0x0180C200000E -- LLDP MC address
4059          */
4060         tbl = mgr_table;
4061         tbl->flags = HNS3_MAC_MGR_MASK_VLAN_B;
4062         tbl->ethter_type = rte_cpu_to_le_16(HNS3_MAC_ETHERTYPE_LLDP);
4063         tbl->mac_addr_hi32 = rte_cpu_to_le_32(htonl(0x0180C200));
4064         tbl->mac_addr_lo16 = rte_cpu_to_le_16(htons(0x000E));
4065         tbl->i_port_bitmap = 0x1;
4066         *table_item_num = 1;
4067 }
4068
4069 static int
4070 hns3_init_mgr_tbl(struct hns3_hw *hw)
4071 {
4072 #define HNS_MAC_MGR_TBL_MAX_SIZE        16
4073         struct hns3_mac_mgr_tbl_entry_cmd mgr_table[HNS_MAC_MGR_TBL_MAX_SIZE];
4074         int table_item_num;
4075         int ret;
4076         int i;
4077
4078         memset(mgr_table, 0, sizeof(mgr_table));
4079         hns3_prepare_mgr_tbl(mgr_table, &table_item_num);
4080         for (i = 0; i < table_item_num; i++) {
4081                 ret = hns3_add_mgr_tbl(hw, &mgr_table[i]);
4082                 if (ret) {
4083                         PMD_INIT_LOG(ERR, "add mac ethertype failed, ret =%d",
4084                                      ret);
4085                         return ret;
4086                 }
4087         }
4088
4089         return 0;
4090 }
4091
4092 static void
4093 hns3_promisc_param_init(struct hns3_promisc_param *param, bool en_uc,
4094                         bool en_mc, bool en_bc, int vport_id)
4095 {
4096         if (!param)
4097                 return;
4098
4099         memset(param, 0, sizeof(struct hns3_promisc_param));
4100         if (en_uc)
4101                 param->enable = HNS3_PROMISC_EN_UC;
4102         if (en_mc)
4103                 param->enable |= HNS3_PROMISC_EN_MC;
4104         if (en_bc)
4105                 param->enable |= HNS3_PROMISC_EN_BC;
4106         param->vf_id = vport_id;
4107 }
4108
4109 static int
4110 hns3_cmd_set_promisc_mode(struct hns3_hw *hw, struct hns3_promisc_param *param)
4111 {
4112         struct hns3_promisc_cfg_cmd *req;
4113         struct hns3_cmd_desc desc;
4114         int ret;
4115
4116         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_PROMISC_MODE, false);
4117
4118         req = (struct hns3_promisc_cfg_cmd *)desc.data;
4119         req->vf_id = param->vf_id;
4120         req->flag = (param->enable << HNS3_PROMISC_EN_B) |
4121             HNS3_PROMISC_TX_EN_B | HNS3_PROMISC_RX_EN_B;
4122
4123         ret = hns3_cmd_send(hw, &desc, 1);
4124         if (ret)
4125                 PMD_INIT_LOG(ERR, "Set promisc mode fail, ret = %d", ret);
4126
4127         return ret;
4128 }
4129
4130 static int
4131 hns3_set_promisc_mode(struct hns3_hw *hw, bool en_uc_pmc, bool en_mc_pmc)
4132 {
4133         struct hns3_promisc_param param;
4134         bool en_bc_pmc = true;
4135         uint8_t vf_id;
4136
4137         /*
4138          * In current version VF is not supported when PF is driven by DPDK
4139          * driver, just need to configure parameters for PF vport.
4140          */
4141         vf_id = HNS3_PF_FUNC_ID;
4142
4143         hns3_promisc_param_init(&param, en_uc_pmc, en_mc_pmc, en_bc_pmc, vf_id);
4144         return hns3_cmd_set_promisc_mode(hw, &param);
4145 }
4146
4147 static int
4148 hns3_promisc_init(struct hns3_hw *hw)
4149 {
4150         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
4151         struct hns3_pf *pf = &hns->pf;
4152         struct hns3_promisc_param param;
4153         uint16_t func_id;
4154         int ret;
4155
4156         ret = hns3_set_promisc_mode(hw, false, false);
4157         if (ret) {
4158                 PMD_INIT_LOG(ERR, "failed to set promisc mode, ret = %d", ret);
4159                 return ret;
4160         }
4161
4162         /*
4163          * In current version VFs are not supported when PF is driven by DPDK
4164          * driver. After PF has been taken over by DPDK, the original VF will
4165          * be invalid. So, there is a possibility of entry residues. It should
4166          * clear VFs's promisc mode to avoid unnecessary bandwidth usage
4167          * during init.
4168          */
4169         for (func_id = HNS3_1ST_VF_FUNC_ID; func_id < pf->func_num; func_id++) {
4170                 hns3_promisc_param_init(&param, false, false, false, func_id);
4171                 ret = hns3_cmd_set_promisc_mode(hw, &param);
4172                 if (ret) {
4173                         PMD_INIT_LOG(ERR, "failed to clear vf:%u promisc mode,"
4174                                         " ret = %d", func_id, ret);
4175                         return ret;
4176                 }
4177         }
4178
4179         return 0;
4180 }
4181
4182 static void
4183 hns3_promisc_uninit(struct hns3_hw *hw)
4184 {
4185         struct hns3_promisc_param param;
4186         uint16_t func_id;
4187         int ret;
4188
4189         func_id = HNS3_PF_FUNC_ID;
4190
4191         /*
4192          * In current version VFs are not supported when PF is driven by
4193          * DPDK driver, and VFs' promisc mode status has been cleared during
4194          * init and their status will not change. So just clear PF's promisc
4195          * mode status during uninit.
4196          */
4197         hns3_promisc_param_init(&param, false, false, false, func_id);
4198         ret = hns3_cmd_set_promisc_mode(hw, &param);
4199         if (ret)
4200                 PMD_INIT_LOG(ERR, "failed to clear promisc status during"
4201                                 " uninit, ret = %d", ret);
4202 }
4203
4204 static int
4205 hns3_dev_promiscuous_enable(struct rte_eth_dev *dev)
4206 {
4207         bool allmulti = dev->data->all_multicast ? true : false;
4208         struct hns3_adapter *hns = dev->data->dev_private;
4209         struct hns3_hw *hw = &hns->hw;
4210         uint64_t offloads;
4211         int err;
4212         int ret;
4213
4214         rte_spinlock_lock(&hw->lock);
4215         ret = hns3_set_promisc_mode(hw, true, true);
4216         if (ret) {
4217                 rte_spinlock_unlock(&hw->lock);
4218                 hns3_err(hw, "failed to enable promiscuous mode, ret = %d",
4219                          ret);
4220                 return ret;
4221         }
4222
4223         /*
4224          * When promiscuous mode was enabled, disable the vlan filter to let
4225          * all packets coming in in the receiving direction.
4226          */
4227         offloads = dev->data->dev_conf.rxmode.offloads;
4228         if (offloads & DEV_RX_OFFLOAD_VLAN_FILTER) {
4229                 ret = hns3_enable_vlan_filter(hns, false);
4230                 if (ret) {
4231                         hns3_err(hw, "failed to enable promiscuous mode due to "
4232                                      "failure to disable vlan filter, ret = %d",
4233                                  ret);
4234                         err = hns3_set_promisc_mode(hw, false, allmulti);
4235                         if (err)
4236                                 hns3_err(hw, "failed to restore promiscuous "
4237                                          "status after disable vlan filter "
4238                                          "failed during enabling promiscuous "
4239                                          "mode, ret = %d", ret);
4240                 }
4241         }
4242
4243         rte_spinlock_unlock(&hw->lock);
4244
4245         return ret;
4246 }
4247
4248 static int
4249 hns3_dev_promiscuous_disable(struct rte_eth_dev *dev)
4250 {
4251         bool allmulti = dev->data->all_multicast ? true : false;
4252         struct hns3_adapter *hns = dev->data->dev_private;
4253         struct hns3_hw *hw = &hns->hw;
4254         uint64_t offloads;
4255         int err;
4256         int ret;
4257
4258         /* If now in all_multicast mode, must remain in all_multicast mode. */
4259         rte_spinlock_lock(&hw->lock);
4260         ret = hns3_set_promisc_mode(hw, false, allmulti);
4261         if (ret) {
4262                 rte_spinlock_unlock(&hw->lock);
4263                 hns3_err(hw, "failed to disable promiscuous mode, ret = %d",
4264                          ret);
4265                 return ret;
4266         }
4267         /* when promiscuous mode was disabled, restore the vlan filter status */
4268         offloads = dev->data->dev_conf.rxmode.offloads;
4269         if (offloads & DEV_RX_OFFLOAD_VLAN_FILTER) {
4270                 ret = hns3_enable_vlan_filter(hns, true);
4271                 if (ret) {
4272                         hns3_err(hw, "failed to disable promiscuous mode due to"
4273                                  " failure to restore vlan filter, ret = %d",
4274                                  ret);
4275                         err = hns3_set_promisc_mode(hw, true, true);
4276                         if (err)
4277                                 hns3_err(hw, "failed to restore promiscuous "
4278                                          "status after enabling vlan filter "
4279                                          "failed during disabling promiscuous "
4280                                          "mode, ret = %d", ret);
4281                 }
4282         }
4283         rte_spinlock_unlock(&hw->lock);
4284
4285         return ret;
4286 }
4287
4288 static int
4289 hns3_dev_allmulticast_enable(struct rte_eth_dev *dev)
4290 {
4291         struct hns3_adapter *hns = dev->data->dev_private;
4292         struct hns3_hw *hw = &hns->hw;
4293         int ret;
4294
4295         if (dev->data->promiscuous)
4296                 return 0;
4297
4298         rte_spinlock_lock(&hw->lock);
4299         ret = hns3_set_promisc_mode(hw, false, true);
4300         rte_spinlock_unlock(&hw->lock);
4301         if (ret)
4302                 hns3_err(hw, "failed to enable allmulticast mode, ret = %d",
4303                          ret);
4304
4305         return ret;
4306 }
4307
4308 static int
4309 hns3_dev_allmulticast_disable(struct rte_eth_dev *dev)
4310 {
4311         struct hns3_adapter *hns = dev->data->dev_private;
4312         struct hns3_hw *hw = &hns->hw;
4313         int ret;
4314
4315         /* If now in promiscuous mode, must remain in all_multicast mode. */
4316         if (dev->data->promiscuous)
4317                 return 0;
4318
4319         rte_spinlock_lock(&hw->lock);
4320         ret = hns3_set_promisc_mode(hw, false, false);
4321         rte_spinlock_unlock(&hw->lock);
4322         if (ret)
4323                 hns3_err(hw, "failed to disable allmulticast mode, ret = %d",
4324                          ret);
4325
4326         return ret;
4327 }
4328
4329 static int
4330 hns3_dev_promisc_restore(struct hns3_adapter *hns)
4331 {
4332         struct hns3_hw *hw = &hns->hw;
4333         bool allmulti = hw->data->all_multicast ? true : false;
4334         int ret;
4335
4336         if (hw->data->promiscuous) {
4337                 ret = hns3_set_promisc_mode(hw, true, true);
4338                 if (ret)
4339                         hns3_err(hw, "failed to restore promiscuous mode, "
4340                                  "ret = %d", ret);
4341                 return ret;
4342         }
4343
4344         ret = hns3_set_promisc_mode(hw, false, allmulti);
4345         if (ret)
4346                 hns3_err(hw, "failed to restore allmulticast mode, ret = %d",
4347                          ret);
4348         return ret;
4349 }
4350
4351 static int
4352 hns3_get_sfp_speed(struct hns3_hw *hw, uint32_t *speed)
4353 {
4354         struct hns3_sfp_speed_cmd *resp;
4355         struct hns3_cmd_desc desc;
4356         int ret;
4357
4358         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SFP_GET_SPEED, true);
4359         resp = (struct hns3_sfp_speed_cmd *)desc.data;
4360         ret = hns3_cmd_send(hw, &desc, 1);
4361         if (ret == -EOPNOTSUPP) {
4362                 hns3_err(hw, "IMP do not support get SFP speed %d", ret);
4363                 return ret;
4364         } else if (ret) {
4365                 hns3_err(hw, "get sfp speed failed %d", ret);
4366                 return ret;
4367         }
4368
4369         *speed = resp->sfp_speed;
4370
4371         return 0;
4372 }
4373
4374 static uint8_t
4375 hns3_check_speed_dup(uint8_t duplex, uint32_t speed)
4376 {
4377         if (!(speed == ETH_SPEED_NUM_10M || speed == ETH_SPEED_NUM_100M))
4378                 duplex = ETH_LINK_FULL_DUPLEX;
4379
4380         return duplex;
4381 }
4382
4383 static int
4384 hns3_cfg_mac_speed_dup(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
4385 {
4386         struct hns3_mac *mac = &hw->mac;
4387         int ret;
4388
4389         duplex = hns3_check_speed_dup(duplex, speed);
4390         if (mac->link_speed == speed && mac->link_duplex == duplex)
4391                 return 0;
4392
4393         ret = hns3_cfg_mac_speed_dup_hw(hw, speed, duplex);
4394         if (ret)
4395                 return ret;
4396
4397         ret = hns3_port_shaper_update(hw, speed);
4398         if (ret)
4399                 return ret;
4400
4401         mac->link_speed = speed;
4402         mac->link_duplex = duplex;
4403
4404         return 0;
4405 }
4406
4407 static int
4408 hns3_update_fiber_link_info(struct hns3_hw *hw)
4409 {
4410         struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
4411         uint32_t speed;
4412         int ret;
4413
4414         /* If IMP do not support get SFP/qSFP speed, return directly */
4415         if (!pf->support_sfp_query)
4416                 return 0;
4417
4418         ret = hns3_get_sfp_speed(hw, &speed);
4419         if (ret == -EOPNOTSUPP) {
4420                 pf->support_sfp_query = false;
4421                 return ret;
4422         } else if (ret)
4423                 return ret;
4424
4425         if (speed == ETH_SPEED_NUM_NONE)
4426                 return 0; /* do nothing if no SFP */
4427
4428         /* Config full duplex for SFP */
4429         return hns3_cfg_mac_speed_dup(hw, speed, ETH_LINK_FULL_DUPLEX);
4430 }
4431
4432 static int
4433 hns3_update_link_info(struct rte_eth_dev *eth_dev)
4434 {
4435         struct hns3_adapter *hns = eth_dev->data->dev_private;
4436         struct hns3_hw *hw = &hns->hw;
4437         int ret = 0;
4438
4439         if (hw->mac.media_type == HNS3_MEDIA_TYPE_COPPER)
4440                 return 0;
4441         else if (hw->mac.media_type == HNS3_MEDIA_TYPE_FIBER)
4442                 ret = hns3_update_fiber_link_info(hw);
4443
4444         return ret;
4445 }
4446
4447 static int
4448 hns3_cfg_mac_mode(struct hns3_hw *hw, bool enable)
4449 {
4450         struct hns3_config_mac_mode_cmd *req;
4451         struct hns3_cmd_desc desc;
4452         uint32_t loop_en = 0;
4453         uint8_t val = 0;
4454         int ret;
4455
4456         req = (struct hns3_config_mac_mode_cmd *)desc.data;
4457
4458         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAC_MODE, false);
4459         if (enable)
4460                 val = 1;
4461         hns3_set_bit(loop_en, HNS3_MAC_TX_EN_B, val);
4462         hns3_set_bit(loop_en, HNS3_MAC_RX_EN_B, val);
4463         hns3_set_bit(loop_en, HNS3_MAC_PAD_TX_B, val);
4464         hns3_set_bit(loop_en, HNS3_MAC_PAD_RX_B, val);
4465         hns3_set_bit(loop_en, HNS3_MAC_1588_TX_B, 0);
4466         hns3_set_bit(loop_en, HNS3_MAC_1588_RX_B, 0);
4467         hns3_set_bit(loop_en, HNS3_MAC_APP_LP_B, 0);
4468         hns3_set_bit(loop_en, HNS3_MAC_LINE_LP_B, 0);
4469         hns3_set_bit(loop_en, HNS3_MAC_FCS_TX_B, val);
4470         hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_B, val);
4471
4472         /*
4473          * If DEV_RX_OFFLOAD_KEEP_CRC offload is set, MAC will not strip CRC
4474          * when receiving frames. Otherwise, CRC will be stripped.
4475          */
4476         if (hw->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_KEEP_CRC)
4477                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, 0);
4478         else
4479                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, val);
4480         hns3_set_bit(loop_en, HNS3_MAC_TX_OVERSIZE_TRUNCATE_B, val);
4481         hns3_set_bit(loop_en, HNS3_MAC_RX_OVERSIZE_TRUNCATE_B, val);
4482         hns3_set_bit(loop_en, HNS3_MAC_TX_UNDER_MIN_ERR_B, val);
4483         req->txrx_pad_fcs_loop_en = rte_cpu_to_le_32(loop_en);
4484
4485         ret = hns3_cmd_send(hw, &desc, 1);
4486         if (ret)
4487                 PMD_INIT_LOG(ERR, "mac enable fail, ret =%d.", ret);
4488
4489         return ret;
4490 }
4491
4492 static int
4493 hns3_get_mac_link_status(struct hns3_hw *hw)
4494 {
4495         struct hns3_link_status_cmd *req;
4496         struct hns3_cmd_desc desc;
4497         int link_status;
4498         int ret;
4499
4500         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_LINK_STATUS, true);
4501         ret = hns3_cmd_send(hw, &desc, 1);
4502         if (ret) {
4503                 hns3_err(hw, "get link status cmd failed %d", ret);
4504                 return ETH_LINK_DOWN;
4505         }
4506
4507         req = (struct hns3_link_status_cmd *)desc.data;
4508         link_status = req->status & HNS3_LINK_STATUS_UP_M;
4509
4510         return !!link_status;
4511 }
4512
4513 static bool
4514 hns3_update_link_status(struct hns3_hw *hw)
4515 {
4516         int state;
4517
4518         state = hns3_get_mac_link_status(hw);
4519         if (state != hw->mac.link_status) {
4520                 hw->mac.link_status = state;
4521                 hns3_warn(hw, "Link status change to %s!", state ? "up" : "down");
4522                 return true;
4523         }
4524
4525         return false;
4526 }
4527
4528 /*
4529  * Current, the PF driver get link status by two ways:
4530  * 1) Periodic polling in the intr thread context, driver call
4531  *    hns3_update_link_status to update link status.
4532  * 2) Firmware report async interrupt, driver process the event in the intr
4533  *    thread context, and call hns3_update_link_status to update link status.
4534  *
4535  * If detect link status changed, driver need report LSE. One method is add the
4536  * report LSE logic in hns3_update_link_status.
4537  *
4538  * But the PF driver ops(link_update) also call hns3_update_link_status to
4539  * update link status.
4540  * If we report LSE in hns3_update_link_status, it may lead to deadlock in the
4541  * bonding application.
4542  *
4543  * So add the one new API which used only in intr thread context.
4544  */
4545 void
4546 hns3_update_link_status_and_event(struct hns3_hw *hw)
4547 {
4548         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
4549         bool changed = hns3_update_link_status(hw);
4550         if (changed)
4551                 rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_INTR_LSC, NULL);
4552 }
4553
4554 static void
4555 hns3_service_handler(void *param)
4556 {
4557         struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
4558         struct hns3_adapter *hns = eth_dev->data->dev_private;
4559         struct hns3_hw *hw = &hns->hw;
4560
4561         if (!hns3_is_reset_pending(hns)) {
4562                 hns3_update_link_status_and_event(hw);
4563                 hns3_update_link_info(eth_dev);
4564         } else {
4565                 hns3_warn(hw, "Cancel the query when reset is pending");
4566         }
4567
4568         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, eth_dev);
4569 }
4570
4571 static int
4572 hns3_init_hardware(struct hns3_adapter *hns)
4573 {
4574         struct hns3_hw *hw = &hns->hw;
4575         int ret;
4576
4577         ret = hns3_map_tqp(hw);
4578         if (ret) {
4579                 PMD_INIT_LOG(ERR, "Failed to map tqp: %d", ret);
4580                 return ret;
4581         }
4582
4583         ret = hns3_init_umv_space(hw);
4584         if (ret) {
4585                 PMD_INIT_LOG(ERR, "Failed to init umv space: %d", ret);
4586                 return ret;
4587         }
4588
4589         ret = hns3_mac_init(hw);
4590         if (ret) {
4591                 PMD_INIT_LOG(ERR, "Failed to init MAC: %d", ret);
4592                 goto err_mac_init;
4593         }
4594
4595         ret = hns3_init_mgr_tbl(hw);
4596         if (ret) {
4597                 PMD_INIT_LOG(ERR, "Failed to init manager table: %d", ret);
4598                 goto err_mac_init;
4599         }
4600
4601         ret = hns3_promisc_init(hw);
4602         if (ret) {
4603                 PMD_INIT_LOG(ERR, "Failed to init promisc: %d",
4604                              ret);
4605                 goto err_mac_init;
4606         }
4607
4608         ret = hns3_init_vlan_config(hns);
4609         if (ret) {
4610                 PMD_INIT_LOG(ERR, "Failed to init vlan: %d", ret);
4611                 goto err_mac_init;
4612         }
4613
4614         ret = hns3_dcb_init(hw);
4615         if (ret) {
4616                 PMD_INIT_LOG(ERR, "Failed to init dcb: %d", ret);
4617                 goto err_mac_init;
4618         }
4619
4620         ret = hns3_init_fd_config(hns);
4621         if (ret) {
4622                 PMD_INIT_LOG(ERR, "Failed to init flow director: %d", ret);
4623                 goto err_mac_init;
4624         }
4625
4626         ret = hns3_config_tso(hw, HNS3_TSO_MSS_MIN, HNS3_TSO_MSS_MAX);
4627         if (ret) {
4628                 PMD_INIT_LOG(ERR, "Failed to config tso: %d", ret);
4629                 goto err_mac_init;
4630         }
4631
4632         ret = hns3_config_gro(hw, false);
4633         if (ret) {
4634                 PMD_INIT_LOG(ERR, "Failed to config gro: %d", ret);
4635                 goto err_mac_init;
4636         }
4637
4638         /*
4639          * In the initialization clearing the all hardware mapping relationship
4640          * configurations between queues and interrupt vectors is needed, so
4641          * some error caused by the residual configurations, such as the
4642          * unexpected interrupt, can be avoid.
4643          */
4644         ret = hns3_init_ring_with_vector(hw);
4645         if (ret) {
4646                 PMD_INIT_LOG(ERR, "Failed to init ring intr vector: %d", ret);
4647                 goto err_mac_init;
4648         }
4649
4650         /*
4651          * Requiring firmware to enable some features, driver can
4652          * still work without it.
4653          */
4654         ret = hns3_firmware_compat_config(hw, true);
4655         if (ret)
4656                 PMD_INIT_LOG(WARNING, "firmware compatible features not "
4657                              "supported, ret = %d.", ret);
4658
4659         return 0;
4660
4661 err_mac_init:
4662         hns3_uninit_umv_space(hw);
4663         return ret;
4664 }
4665
4666 static int
4667 hns3_clear_hw(struct hns3_hw *hw)
4668 {
4669         struct hns3_cmd_desc desc;
4670         int ret;
4671
4672         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CLEAR_HW_STATE, false);
4673
4674         ret = hns3_cmd_send(hw, &desc, 1);
4675         if (ret && ret != -EOPNOTSUPP)
4676                 return ret;
4677
4678         return 0;
4679 }
4680
4681 static void
4682 hns3_config_all_msix_error(struct hns3_hw *hw, bool enable)
4683 {
4684         uint32_t val;
4685
4686         /*
4687          * The new firmware support report more hardware error types by
4688          * msix mode. These errors are defined as RAS errors in hardware
4689          * and belong to a different type from the MSI-x errors processed
4690          * by the network driver.
4691          *
4692          * Network driver should open the new error report on initialition
4693          */
4694         val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
4695         hns3_set_bit(val, HNS3_VECTOR0_ALL_MSIX_ERR_B, enable ? 1 : 0);
4696         hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, val);
4697 }
4698
4699 static int
4700 hns3_init_pf(struct rte_eth_dev *eth_dev)
4701 {
4702         struct rte_device *dev = eth_dev->device;
4703         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
4704         struct hns3_adapter *hns = eth_dev->data->dev_private;
4705         struct hns3_hw *hw = &hns->hw;
4706         int ret;
4707
4708         PMD_INIT_FUNC_TRACE();
4709
4710         /* Get hardware io base address from pcie BAR2 IO space */
4711         hw->io_base = pci_dev->mem_resource[2].addr;
4712
4713         /* Firmware command queue initialize */
4714         ret = hns3_cmd_init_queue(hw);
4715         if (ret) {
4716                 PMD_INIT_LOG(ERR, "Failed to init cmd queue: %d", ret);
4717                 goto err_cmd_init_queue;
4718         }
4719
4720         hns3_clear_all_event_cause(hw);
4721
4722         /* Firmware command initialize */
4723         ret = hns3_cmd_init(hw);
4724         if (ret) {
4725                 PMD_INIT_LOG(ERR, "Failed to init cmd: %d", ret);
4726                 goto err_cmd_init;
4727         }
4728
4729         /*
4730          * To ensure that the hardware environment is clean during
4731          * initialization, the driver actively clear the hardware environment
4732          * during initialization, including PF and corresponding VFs' vlan, mac,
4733          * flow table configurations, etc.
4734          */
4735         ret = hns3_clear_hw(hw);
4736         if (ret) {
4737                 PMD_INIT_LOG(ERR, "failed to clear hardware: %d", ret);
4738                 goto err_cmd_init;
4739         }
4740
4741         /* Hardware statistics of imissed registers cleared. */
4742         ret = hns3_update_imissed_stats(hw, true);
4743         if (ret) {
4744                 hns3_err(hw, "clear imissed stats failed, ret = %d", ret);
4745                 return ret;
4746         }
4747
4748         hns3_config_all_msix_error(hw, true);
4749
4750         ret = rte_intr_callback_register(&pci_dev->intr_handle,
4751                                          hns3_interrupt_handler,
4752                                          eth_dev);
4753         if (ret) {
4754                 PMD_INIT_LOG(ERR, "Failed to register intr: %d", ret);
4755                 goto err_intr_callback_register;
4756         }
4757
4758         /* Enable interrupt */
4759         rte_intr_enable(&pci_dev->intr_handle);
4760         hns3_pf_enable_irq0(hw);
4761
4762         /* Get configuration */
4763         ret = hns3_get_configuration(hw);
4764         if (ret) {
4765                 PMD_INIT_LOG(ERR, "Failed to fetch configuration: %d", ret);
4766                 goto err_get_config;
4767         }
4768
4769         ret = hns3_tqp_stats_init(hw);
4770         if (ret)
4771                 goto err_get_config;
4772
4773         ret = hns3_init_hardware(hns);
4774         if (ret) {
4775                 PMD_INIT_LOG(ERR, "Failed to init hardware: %d", ret);
4776                 goto err_init_hw;
4777         }
4778
4779         /* Initialize flow director filter list & hash */
4780         ret = hns3_fdir_filter_init(hns);
4781         if (ret) {
4782                 PMD_INIT_LOG(ERR, "Failed to alloc hashmap for fdir: %d", ret);
4783                 goto err_fdir;
4784         }
4785
4786         hns3_rss_set_default_args(hw);
4787
4788         ret = hns3_enable_hw_error_intr(hns, true);
4789         if (ret) {
4790                 PMD_INIT_LOG(ERR, "fail to enable hw error interrupts: %d",
4791                              ret);
4792                 goto err_enable_intr;
4793         }
4794
4795         hns3_tm_conf_init(eth_dev);
4796
4797         return 0;
4798
4799 err_enable_intr:
4800         hns3_fdir_filter_uninit(hns);
4801 err_fdir:
4802         (void)hns3_firmware_compat_config(hw, false);
4803         hns3_uninit_umv_space(hw);
4804 err_init_hw:
4805         hns3_tqp_stats_uninit(hw);
4806 err_get_config:
4807         hns3_pf_disable_irq0(hw);
4808         rte_intr_disable(&pci_dev->intr_handle);
4809         hns3_intr_unregister(&pci_dev->intr_handle, hns3_interrupt_handler,
4810                              eth_dev);
4811 err_intr_callback_register:
4812 err_cmd_init:
4813         hns3_cmd_uninit(hw);
4814         hns3_cmd_destroy_queue(hw);
4815 err_cmd_init_queue:
4816         hw->io_base = NULL;
4817
4818         return ret;
4819 }
4820
4821 static void
4822 hns3_uninit_pf(struct rte_eth_dev *eth_dev)
4823 {
4824         struct hns3_adapter *hns = eth_dev->data->dev_private;
4825         struct rte_device *dev = eth_dev->device;
4826         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
4827         struct hns3_hw *hw = &hns->hw;
4828
4829         PMD_INIT_FUNC_TRACE();
4830
4831         hns3_tm_conf_uninit(eth_dev);
4832         hns3_enable_hw_error_intr(hns, false);
4833         hns3_rss_uninit(hns);
4834         (void)hns3_config_gro(hw, false);
4835         hns3_promisc_uninit(hw);
4836         hns3_fdir_filter_uninit(hns);
4837         (void)hns3_firmware_compat_config(hw, false);
4838         hns3_uninit_umv_space(hw);
4839         hns3_tqp_stats_uninit(hw);
4840         hns3_pf_disable_irq0(hw);
4841         rte_intr_disable(&pci_dev->intr_handle);
4842         hns3_intr_unregister(&pci_dev->intr_handle, hns3_interrupt_handler,
4843                              eth_dev);
4844         hns3_config_all_msix_error(hw, false);
4845         hns3_cmd_uninit(hw);
4846         hns3_cmd_destroy_queue(hw);
4847         hw->io_base = NULL;
4848 }
4849
4850 static int
4851 hns3_do_start(struct hns3_adapter *hns, bool reset_queue)
4852 {
4853         struct hns3_hw *hw = &hns->hw;
4854         int ret;
4855
4856         ret = hns3_dcb_cfg_update(hns);
4857         if (ret)
4858                 return ret;
4859
4860         /*
4861          * The hns3_dcb_cfg_update may configure TM module, so
4862          * hns3_tm_conf_update must called later.
4863          */
4864         ret = hns3_tm_conf_update(hw);
4865         if (ret) {
4866                 PMD_INIT_LOG(ERR, "failed to update tm conf, ret = %d.", ret);
4867                 return ret;
4868         }
4869
4870         ret = hns3_init_queues(hns, reset_queue);
4871         if (ret) {
4872                 PMD_INIT_LOG(ERR, "failed to init queues, ret = %d.", ret);
4873                 return ret;
4874         }
4875
4876         ret = hns3_cfg_mac_mode(hw, true);
4877         if (ret) {
4878                 PMD_INIT_LOG(ERR, "failed to enable MAC, ret = %d", ret);
4879                 goto err_config_mac_mode;
4880         }
4881         return 0;
4882
4883 err_config_mac_mode:
4884         hns3_dev_release_mbufs(hns);
4885         /*
4886          * Here is exception handling, hns3_reset_all_tqps will have the
4887          * corresponding error message if it is handled incorrectly, so it is
4888          * not necessary to check hns3_reset_all_tqps return value, here keep
4889          * ret as the error code causing the exception.
4890          */
4891         (void)hns3_reset_all_tqps(hns);
4892         return ret;
4893 }
4894
4895 static int
4896 hns3_map_rx_interrupt(struct rte_eth_dev *dev)
4897 {
4898         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
4899         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
4900         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
4901         uint16_t base = RTE_INTR_VEC_ZERO_OFFSET;
4902         uint16_t vec = RTE_INTR_VEC_ZERO_OFFSET;
4903         uint32_t intr_vector;
4904         uint16_t q_id;
4905         int ret;
4906
4907         /*
4908          * hns3 needs a separate interrupt to be used as event interrupt which
4909          * could not be shared with task queue pair, so KERNEL drivers need
4910          * support multiple interrupt vectors.
4911          */
4912         if (dev->data->dev_conf.intr_conf.rxq == 0 ||
4913             !rte_intr_cap_multiple(intr_handle))
4914                 return 0;
4915
4916         rte_intr_disable(intr_handle);
4917         intr_vector = hw->used_rx_queues;
4918         /* creates event fd for each intr vector when MSIX is used */
4919         if (rte_intr_efd_enable(intr_handle, intr_vector))
4920                 return -EINVAL;
4921
4922         if (intr_handle->intr_vec == NULL) {
4923                 intr_handle->intr_vec =
4924                         rte_zmalloc("intr_vec",
4925                                     hw->used_rx_queues * sizeof(int), 0);
4926                 if (intr_handle->intr_vec == NULL) {
4927                         hns3_err(hw, "failed to allocate %u rx_queues intr_vec",
4928                                         hw->used_rx_queues);
4929                         ret = -ENOMEM;
4930                         goto alloc_intr_vec_error;
4931                 }
4932         }
4933
4934         if (rte_intr_allow_others(intr_handle)) {
4935                 vec = RTE_INTR_VEC_RXTX_OFFSET;
4936                 base = RTE_INTR_VEC_RXTX_OFFSET;
4937         }
4938
4939         for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
4940                 ret = hns3_bind_ring_with_vector(hw, vec, true,
4941                                                  HNS3_RING_TYPE_RX, q_id);
4942                 if (ret)
4943                         goto bind_vector_error;
4944                 intr_handle->intr_vec[q_id] = vec;
4945                 /*
4946                  * If there are not enough efds (e.g. not enough interrupt),
4947                  * remaining queues will be bond to the last interrupt.
4948                  */
4949                 if (vec < base + intr_handle->nb_efd - 1)
4950                         vec++;
4951         }
4952         rte_intr_enable(intr_handle);
4953         return 0;
4954
4955 bind_vector_error:
4956         rte_free(intr_handle->intr_vec);
4957         intr_handle->intr_vec = NULL;
4958 alloc_intr_vec_error:
4959         rte_intr_efd_disable(intr_handle);
4960         return ret;
4961 }
4962
4963 static int
4964 hns3_restore_rx_interrupt(struct hns3_hw *hw)
4965 {
4966         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
4967         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
4968         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
4969         uint16_t q_id;
4970         int ret;
4971
4972         if (dev->data->dev_conf.intr_conf.rxq == 0)
4973                 return 0;
4974
4975         if (rte_intr_dp_is_en(intr_handle)) {
4976                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
4977                         ret = hns3_bind_ring_with_vector(hw,
4978                                         intr_handle->intr_vec[q_id], true,
4979                                         HNS3_RING_TYPE_RX, q_id);
4980                         if (ret)
4981                                 return ret;
4982                 }
4983         }
4984
4985         return 0;
4986 }
4987
4988 static void
4989 hns3_restore_filter(struct rte_eth_dev *dev)
4990 {
4991         hns3_restore_rss_filter(dev);
4992 }
4993
4994 static int
4995 hns3_dev_start(struct rte_eth_dev *dev)
4996 {
4997         struct hns3_adapter *hns = dev->data->dev_private;
4998         struct hns3_hw *hw = &hns->hw;
4999         int ret;
5000
5001         PMD_INIT_FUNC_TRACE();
5002         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED))
5003                 return -EBUSY;
5004
5005         rte_spinlock_lock(&hw->lock);
5006         hw->adapter_state = HNS3_NIC_STARTING;
5007
5008         ret = hns3_do_start(hns, true);
5009         if (ret) {
5010                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5011                 rte_spinlock_unlock(&hw->lock);
5012                 return ret;
5013         }
5014         ret = hns3_map_rx_interrupt(dev);
5015         if (ret) {
5016                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5017                 rte_spinlock_unlock(&hw->lock);
5018                 return ret;
5019         }
5020
5021         /*
5022          * There are three register used to control the status of a TQP
5023          * (contains a pair of Tx queue and Rx queue) in the new version network
5024          * engine. One is used to control the enabling of Tx queue, the other is
5025          * used to control the enabling of Rx queue, and the last is the master
5026          * switch used to control the enabling of the tqp. The Tx register and
5027          * TQP register must be enabled at the same time to enable a Tx queue.
5028          * The same applies to the Rx queue. For the older network engine, this
5029          * function only refresh the enabled flag, and it is used to update the
5030          * status of queue in the dpdk framework.
5031          */
5032         ret = hns3_start_all_txqs(dev);
5033         if (ret) {
5034                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5035                 rte_spinlock_unlock(&hw->lock);
5036                 return ret;
5037         }
5038
5039         ret = hns3_start_all_rxqs(dev);
5040         if (ret) {
5041                 hns3_stop_all_txqs(dev);
5042                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5043                 rte_spinlock_unlock(&hw->lock);
5044                 return ret;
5045         }
5046
5047         hw->adapter_state = HNS3_NIC_STARTED;
5048         rte_spinlock_unlock(&hw->lock);
5049
5050         hns3_rx_scattered_calc(dev);
5051         hns3_set_rxtx_function(dev);
5052         hns3_mp_req_start_rxtx(dev);
5053         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, dev);
5054
5055         hns3_restore_filter(dev);
5056
5057         /* Enable interrupt of all rx queues before enabling queues */
5058         hns3_dev_all_rx_queue_intr_enable(hw, true);
5059
5060         /*
5061          * After finished the initialization, enable tqps to receive/transmit
5062          * packets and refresh all queue status.
5063          */
5064         hns3_start_tqps(hw);
5065
5066         hns3_tm_dev_start_proc(hw);
5067
5068         hns3_info(hw, "hns3 dev start successful!");
5069         return 0;
5070 }
5071
5072 static int
5073 hns3_do_stop(struct hns3_adapter *hns)
5074 {
5075         struct hns3_hw *hw = &hns->hw;
5076         int ret;
5077
5078         ret = hns3_cfg_mac_mode(hw, false);
5079         if (ret)
5080                 return ret;
5081         hw->mac.link_status = ETH_LINK_DOWN;
5082
5083         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0) {
5084                 hns3_configure_all_mac_addr(hns, true);
5085                 ret = hns3_reset_all_tqps(hns);
5086                 if (ret) {
5087                         hns3_err(hw, "failed to reset all queues ret = %d.",
5088                                  ret);
5089                         return ret;
5090                 }
5091         }
5092         hw->mac.default_addr_setted = false;
5093         return 0;
5094 }
5095
5096 static void
5097 hns3_unmap_rx_interrupt(struct rte_eth_dev *dev)
5098 {
5099         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5100         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
5101         struct hns3_adapter *hns = dev->data->dev_private;
5102         struct hns3_hw *hw = &hns->hw;
5103         uint8_t base = RTE_INTR_VEC_ZERO_OFFSET;
5104         uint8_t vec = RTE_INTR_VEC_ZERO_OFFSET;
5105         uint16_t q_id;
5106
5107         if (dev->data->dev_conf.intr_conf.rxq == 0)
5108                 return;
5109
5110         /* unmap the ring with vector */
5111         if (rte_intr_allow_others(intr_handle)) {
5112                 vec = RTE_INTR_VEC_RXTX_OFFSET;
5113                 base = RTE_INTR_VEC_RXTX_OFFSET;
5114         }
5115         if (rte_intr_dp_is_en(intr_handle)) {
5116                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5117                         (void)hns3_bind_ring_with_vector(hw, vec, false,
5118                                                          HNS3_RING_TYPE_RX,
5119                                                          q_id);
5120                         if (vec < base + intr_handle->nb_efd - 1)
5121                                 vec++;
5122                 }
5123         }
5124         /* Clean datapath event and queue/vec mapping */
5125         rte_intr_efd_disable(intr_handle);
5126         if (intr_handle->intr_vec) {
5127                 rte_free(intr_handle->intr_vec);
5128                 intr_handle->intr_vec = NULL;
5129         }
5130 }
5131
5132 static int
5133 hns3_dev_stop(struct rte_eth_dev *dev)
5134 {
5135         struct hns3_adapter *hns = dev->data->dev_private;
5136         struct hns3_hw *hw = &hns->hw;
5137
5138         PMD_INIT_FUNC_TRACE();
5139         dev->data->dev_started = 0;
5140
5141         hw->adapter_state = HNS3_NIC_STOPPING;
5142         hns3_set_rxtx_function(dev);
5143         rte_wmb();
5144         /* Disable datapath on secondary process. */
5145         hns3_mp_req_stop_rxtx(dev);
5146         /* Prevent crashes when queues are still in use. */
5147         rte_delay_ms(hw->tqps_num);
5148
5149         rte_spinlock_lock(&hw->lock);
5150         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
5151                 hns3_tm_dev_stop_proc(hw);
5152                 hns3_stop_tqps(hw);
5153                 hns3_do_stop(hns);
5154                 hns3_unmap_rx_interrupt(dev);
5155                 hns3_dev_release_mbufs(hns);
5156                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5157         }
5158         hns3_rx_scattered_reset(dev);
5159         rte_eal_alarm_cancel(hns3_service_handler, dev);
5160         rte_spinlock_unlock(&hw->lock);
5161
5162         return 0;
5163 }
5164
5165 static int
5166 hns3_dev_close(struct rte_eth_dev *eth_dev)
5167 {
5168         struct hns3_adapter *hns = eth_dev->data->dev_private;
5169         struct hns3_hw *hw = &hns->hw;
5170         int ret = 0;
5171
5172         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
5173                 rte_free(eth_dev->process_private);
5174                 eth_dev->process_private = NULL;
5175                 return 0;
5176         }
5177
5178         if (hw->adapter_state == HNS3_NIC_STARTED)
5179                 ret = hns3_dev_stop(eth_dev);
5180
5181         hw->adapter_state = HNS3_NIC_CLOSING;
5182         hns3_reset_abort(hns);
5183         hw->adapter_state = HNS3_NIC_CLOSED;
5184
5185         hns3_configure_all_mc_mac_addr(hns, true);
5186         hns3_remove_all_vlan_table(hns);
5187         hns3_vlan_txvlan_cfg(hns, HNS3_PORT_BASE_VLAN_DISABLE, 0);
5188         hns3_uninit_pf(eth_dev);
5189         hns3_free_all_queues(eth_dev);
5190         rte_free(hw->reset.wait_data);
5191         rte_free(eth_dev->process_private);
5192         eth_dev->process_private = NULL;
5193         hns3_mp_uninit_primary();
5194         hns3_warn(hw, "Close port %u finished", hw->data->port_id);
5195
5196         return ret;
5197 }
5198
5199 static int
5200 hns3_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
5201 {
5202         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5203         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5204
5205         fc_conf->pause_time = pf->pause_time;
5206
5207         /* return fc current mode */
5208         switch (hw->current_mode) {
5209         case HNS3_FC_FULL:
5210                 fc_conf->mode = RTE_FC_FULL;
5211                 break;
5212         case HNS3_FC_TX_PAUSE:
5213                 fc_conf->mode = RTE_FC_TX_PAUSE;
5214                 break;
5215         case HNS3_FC_RX_PAUSE:
5216                 fc_conf->mode = RTE_FC_RX_PAUSE;
5217                 break;
5218         case HNS3_FC_NONE:
5219         default:
5220                 fc_conf->mode = RTE_FC_NONE;
5221                 break;
5222         }
5223
5224         return 0;
5225 }
5226
5227 static void
5228 hns3_get_fc_mode(struct hns3_hw *hw, enum rte_eth_fc_mode mode)
5229 {
5230         switch (mode) {
5231         case RTE_FC_NONE:
5232                 hw->requested_mode = HNS3_FC_NONE;
5233                 break;
5234         case RTE_FC_RX_PAUSE:
5235                 hw->requested_mode = HNS3_FC_RX_PAUSE;
5236                 break;
5237         case RTE_FC_TX_PAUSE:
5238                 hw->requested_mode = HNS3_FC_TX_PAUSE;
5239                 break;
5240         case RTE_FC_FULL:
5241                 hw->requested_mode = HNS3_FC_FULL;
5242                 break;
5243         default:
5244                 hw->requested_mode = HNS3_FC_NONE;
5245                 hns3_warn(hw, "fc_mode(%u) exceeds member scope and is "
5246                           "configured to RTE_FC_NONE", mode);
5247                 break;
5248         }
5249 }
5250
5251 static int
5252 hns3_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
5253 {
5254         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5255         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5256         int ret;
5257
5258         if (fc_conf->high_water || fc_conf->low_water ||
5259             fc_conf->send_xon || fc_conf->mac_ctrl_frame_fwd) {
5260                 hns3_err(hw, "Unsupported flow control settings specified, "
5261                          "high_water(%u), low_water(%u), send_xon(%u) and "
5262                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
5263                          fc_conf->high_water, fc_conf->low_water,
5264                          fc_conf->send_xon, fc_conf->mac_ctrl_frame_fwd);
5265                 return -EINVAL;
5266         }
5267         if (fc_conf->autoneg) {
5268                 hns3_err(hw, "Unsupported fc auto-negotiation setting.");
5269                 return -EINVAL;
5270         }
5271         if (!fc_conf->pause_time) {
5272                 hns3_err(hw, "Invalid pause time %u setting.",
5273                          fc_conf->pause_time);
5274                 return -EINVAL;
5275         }
5276
5277         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
5278             hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE)) {
5279                 hns3_err(hw, "PFC is enabled. Cannot set MAC pause. "
5280                          "current_fc_status = %d", hw->current_fc_status);
5281                 return -EOPNOTSUPP;
5282         }
5283
5284         hns3_get_fc_mode(hw, fc_conf->mode);
5285         if (hw->requested_mode == hw->current_mode &&
5286             pf->pause_time == fc_conf->pause_time)
5287                 return 0;
5288
5289         rte_spinlock_lock(&hw->lock);
5290         ret = hns3_fc_enable(dev, fc_conf);
5291         rte_spinlock_unlock(&hw->lock);
5292
5293         return ret;
5294 }
5295
5296 static int
5297 hns3_priority_flow_ctrl_set(struct rte_eth_dev *dev,
5298                             struct rte_eth_pfc_conf *pfc_conf)
5299 {
5300         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5301         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5302         uint8_t priority;
5303         int ret;
5304
5305         if (!hns3_dev_dcb_supported(hw)) {
5306                 hns3_err(hw, "This port does not support dcb configurations.");
5307                 return -EOPNOTSUPP;
5308         }
5309
5310         if (pfc_conf->fc.high_water || pfc_conf->fc.low_water ||
5311             pfc_conf->fc.send_xon || pfc_conf->fc.mac_ctrl_frame_fwd) {
5312                 hns3_err(hw, "Unsupported flow control settings specified, "
5313                          "high_water(%u), low_water(%u), send_xon(%u) and "
5314                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
5315                          pfc_conf->fc.high_water, pfc_conf->fc.low_water,
5316                          pfc_conf->fc.send_xon,
5317                          pfc_conf->fc.mac_ctrl_frame_fwd);
5318                 return -EINVAL;
5319         }
5320         if (pfc_conf->fc.autoneg) {
5321                 hns3_err(hw, "Unsupported fc auto-negotiation setting.");
5322                 return -EINVAL;
5323         }
5324         if (pfc_conf->fc.pause_time == 0) {
5325                 hns3_err(hw, "Invalid pause time %u setting.",
5326                          pfc_conf->fc.pause_time);
5327                 return -EINVAL;
5328         }
5329
5330         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
5331             hw->current_fc_status == HNS3_FC_STATUS_PFC)) {
5332                 hns3_err(hw, "MAC pause is enabled. Cannot set PFC."
5333                              "current_fc_status = %d", hw->current_fc_status);
5334                 return -EOPNOTSUPP;
5335         }
5336
5337         priority = pfc_conf->priority;
5338         hns3_get_fc_mode(hw, pfc_conf->fc.mode);
5339         if (hw->dcb_info.pfc_en & BIT(priority) &&
5340             hw->requested_mode == hw->current_mode &&
5341             pfc_conf->fc.pause_time == pf->pause_time)
5342                 return 0;
5343
5344         rte_spinlock_lock(&hw->lock);
5345         ret = hns3_dcb_pfc_enable(dev, pfc_conf);
5346         rte_spinlock_unlock(&hw->lock);
5347
5348         return ret;
5349 }
5350
5351 static int
5352 hns3_get_dcb_info(struct rte_eth_dev *dev, struct rte_eth_dcb_info *dcb_info)
5353 {
5354         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5355         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5356         enum rte_eth_rx_mq_mode mq_mode = dev->data->dev_conf.rxmode.mq_mode;
5357         int i;
5358
5359         rte_spinlock_lock(&hw->lock);
5360         if ((uint32_t)mq_mode & ETH_MQ_RX_DCB_FLAG)
5361                 dcb_info->nb_tcs = pf->local_max_tc;
5362         else
5363                 dcb_info->nb_tcs = 1;
5364
5365         for (i = 0; i < HNS3_MAX_USER_PRIO; i++)
5366                 dcb_info->prio_tc[i] = hw->dcb_info.prio_tc[i];
5367         for (i = 0; i < dcb_info->nb_tcs; i++)
5368                 dcb_info->tc_bws[i] = hw->dcb_info.pg_info[0].tc_dwrr[i];
5369
5370         for (i = 0; i < hw->num_tc; i++) {
5371                 dcb_info->tc_queue.tc_rxq[0][i].base = hw->alloc_rss_size * i;
5372                 dcb_info->tc_queue.tc_txq[0][i].base =
5373                                                 hw->tc_queue[i].tqp_offset;
5374                 dcb_info->tc_queue.tc_rxq[0][i].nb_queue = hw->alloc_rss_size;
5375                 dcb_info->tc_queue.tc_txq[0][i].nb_queue =
5376                                                 hw->tc_queue[i].tqp_count;
5377         }
5378         rte_spinlock_unlock(&hw->lock);
5379
5380         return 0;
5381 }
5382
5383 static int
5384 hns3_reinit_dev(struct hns3_adapter *hns)
5385 {
5386         struct hns3_hw *hw = &hns->hw;
5387         int ret;
5388
5389         ret = hns3_cmd_init(hw);
5390         if (ret) {
5391                 hns3_err(hw, "Failed to init cmd: %d", ret);
5392                 return ret;
5393         }
5394
5395         ret = hns3_reset_all_tqps(hns);
5396         if (ret) {
5397                 hns3_err(hw, "Failed to reset all queues: %d", ret);
5398                 return ret;
5399         }
5400
5401         ret = hns3_init_hardware(hns);
5402         if (ret) {
5403                 hns3_err(hw, "Failed to init hardware: %d", ret);
5404                 return ret;
5405         }
5406
5407         ret = hns3_enable_hw_error_intr(hns, true);
5408         if (ret) {
5409                 hns3_err(hw, "fail to enable hw error interrupts: %d",
5410                              ret);
5411                 return ret;
5412         }
5413         hns3_info(hw, "Reset done, driver initialization finished.");
5414
5415         return 0;
5416 }
5417
5418 static bool
5419 is_pf_reset_done(struct hns3_hw *hw)
5420 {
5421         uint32_t val, reg, reg_bit;
5422
5423         switch (hw->reset.level) {
5424         case HNS3_IMP_RESET:
5425                 reg = HNS3_GLOBAL_RESET_REG;
5426                 reg_bit = HNS3_IMP_RESET_BIT;
5427                 break;
5428         case HNS3_GLOBAL_RESET:
5429                 reg = HNS3_GLOBAL_RESET_REG;
5430                 reg_bit = HNS3_GLOBAL_RESET_BIT;
5431                 break;
5432         case HNS3_FUNC_RESET:
5433                 reg = HNS3_FUN_RST_ING;
5434                 reg_bit = HNS3_FUN_RST_ING_B;
5435                 break;
5436         case HNS3_FLR_RESET:
5437         default:
5438                 hns3_err(hw, "Wait for unsupported reset level: %d",
5439                          hw->reset.level);
5440                 return true;
5441         }
5442         val = hns3_read_dev(hw, reg);
5443         if (hns3_get_bit(val, reg_bit))
5444                 return false;
5445         else
5446                 return true;
5447 }
5448
5449 bool
5450 hns3_is_reset_pending(struct hns3_adapter *hns)
5451 {
5452         struct hns3_hw *hw = &hns->hw;
5453         enum hns3_reset_level reset;
5454
5455         hns3_check_event_cause(hns, NULL);
5456         reset = hns3_get_reset_level(hns, &hw->reset.pending);
5457         if (hw->reset.level != HNS3_NONE_RESET && hw->reset.level < reset) {
5458                 hns3_warn(hw, "High level reset %d is pending", reset);
5459                 return true;
5460         }
5461         reset = hns3_get_reset_level(hns, &hw->reset.request);
5462         if (hw->reset.level != HNS3_NONE_RESET && hw->reset.level < reset) {
5463                 hns3_warn(hw, "High level reset %d is request", reset);
5464                 return true;
5465         }
5466         return false;
5467 }
5468
5469 static int
5470 hns3_wait_hardware_ready(struct hns3_adapter *hns)
5471 {
5472         struct hns3_hw *hw = &hns->hw;
5473         struct hns3_wait_data *wait_data = hw->reset.wait_data;
5474         struct timeval tv;
5475
5476         if (wait_data->result == HNS3_WAIT_SUCCESS)
5477                 return 0;
5478         else if (wait_data->result == HNS3_WAIT_TIMEOUT) {
5479                 gettimeofday(&tv, NULL);
5480                 hns3_warn(hw, "Reset step4 hardware not ready after reset time=%ld.%.6ld",
5481                           tv.tv_sec, tv.tv_usec);
5482                 return -ETIME;
5483         } else if (wait_data->result == HNS3_WAIT_REQUEST)
5484                 return -EAGAIN;
5485
5486         wait_data->hns = hns;
5487         wait_data->check_completion = is_pf_reset_done;
5488         wait_data->end_ms = (uint64_t)HNS3_RESET_WAIT_CNT *
5489                                       HNS3_RESET_WAIT_MS + get_timeofday_ms();
5490         wait_data->interval = HNS3_RESET_WAIT_MS * USEC_PER_MSEC;
5491         wait_data->count = HNS3_RESET_WAIT_CNT;
5492         wait_data->result = HNS3_WAIT_REQUEST;
5493         rte_eal_alarm_set(wait_data->interval, hns3_wait_callback, wait_data);
5494         return -EAGAIN;
5495 }
5496
5497 static int
5498 hns3_func_reset_cmd(struct hns3_hw *hw, int func_id)
5499 {
5500         struct hns3_cmd_desc desc;
5501         struct hns3_reset_cmd *req = (struct hns3_reset_cmd *)desc.data;
5502
5503         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_RST_TRIGGER, false);
5504         hns3_set_bit(req->mac_func_reset, HNS3_CFG_RESET_FUNC_B, 1);
5505         req->fun_reset_vfid = func_id;
5506
5507         return hns3_cmd_send(hw, &desc, 1);
5508 }
5509
5510 static int
5511 hns3_imp_reset_cmd(struct hns3_hw *hw)
5512 {
5513         struct hns3_cmd_desc desc;
5514
5515         hns3_cmd_setup_basic_desc(&desc, 0xFFFE, false);
5516         desc.data[0] = 0xeedd;
5517
5518         return hns3_cmd_send(hw, &desc, 1);
5519 }
5520
5521 static void
5522 hns3_msix_process(struct hns3_adapter *hns, enum hns3_reset_level reset_level)
5523 {
5524         struct hns3_hw *hw = &hns->hw;
5525         struct timeval tv;
5526         uint32_t val;
5527
5528         gettimeofday(&tv, NULL);
5529         if (hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG) ||
5530             hns3_read_dev(hw, HNS3_FUN_RST_ING)) {
5531                 hns3_warn(hw, "Don't process msix during resetting time=%ld.%.6ld",
5532                           tv.tv_sec, tv.tv_usec);
5533                 return;
5534         }
5535
5536         switch (reset_level) {
5537         case HNS3_IMP_RESET:
5538                 hns3_imp_reset_cmd(hw);
5539                 hns3_warn(hw, "IMP Reset requested time=%ld.%.6ld",
5540                           tv.tv_sec, tv.tv_usec);
5541                 break;
5542         case HNS3_GLOBAL_RESET:
5543                 val = hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG);
5544                 hns3_set_bit(val, HNS3_GLOBAL_RESET_BIT, 1);
5545                 hns3_write_dev(hw, HNS3_GLOBAL_RESET_REG, val);
5546                 hns3_warn(hw, "Global Reset requested time=%ld.%.6ld",
5547                           tv.tv_sec, tv.tv_usec);
5548                 break;
5549         case HNS3_FUNC_RESET:
5550                 hns3_warn(hw, "PF Reset requested time=%ld.%.6ld",
5551                           tv.tv_sec, tv.tv_usec);
5552                 /* schedule again to check later */
5553                 hns3_atomic_set_bit(HNS3_FUNC_RESET, &hw->reset.pending);
5554                 hns3_schedule_reset(hns);
5555                 break;
5556         default:
5557                 hns3_warn(hw, "Unsupported reset level: %d", reset_level);
5558                 return;
5559         }
5560         hns3_atomic_clear_bit(reset_level, &hw->reset.request);
5561 }
5562
5563 static enum hns3_reset_level
5564 hns3_get_reset_level(struct hns3_adapter *hns, uint64_t *levels)
5565 {
5566         struct hns3_hw *hw = &hns->hw;
5567         enum hns3_reset_level reset_level = HNS3_NONE_RESET;
5568
5569         /* Return the highest priority reset level amongst all */
5570         if (hns3_atomic_test_bit(HNS3_IMP_RESET, levels))
5571                 reset_level = HNS3_IMP_RESET;
5572         else if (hns3_atomic_test_bit(HNS3_GLOBAL_RESET, levels))
5573                 reset_level = HNS3_GLOBAL_RESET;
5574         else if (hns3_atomic_test_bit(HNS3_FUNC_RESET, levels))
5575                 reset_level = HNS3_FUNC_RESET;
5576         else if (hns3_atomic_test_bit(HNS3_FLR_RESET, levels))
5577                 reset_level = HNS3_FLR_RESET;
5578
5579         if (hw->reset.level != HNS3_NONE_RESET && reset_level < hw->reset.level)
5580                 return HNS3_NONE_RESET;
5581
5582         return reset_level;
5583 }
5584
5585 static void
5586 hns3_record_imp_error(struct hns3_adapter *hns)
5587 {
5588         struct hns3_hw *hw = &hns->hw;
5589         uint32_t reg_val;
5590
5591         reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
5592         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B)) {
5593                 hns3_warn(hw, "Detected IMP RD poison!");
5594                 hns3_error_int_stats_add(hns, "IMP_RD_POISON_INT_STS");
5595                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B, 0);
5596                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
5597         }
5598
5599         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B)) {
5600                 hns3_warn(hw, "Detected IMP CMDQ error!");
5601                 hns3_error_int_stats_add(hns, "CMDQ_MEM_ECC_INT_STS");
5602                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B, 0);
5603                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
5604         }
5605 }
5606
5607 static int
5608 hns3_prepare_reset(struct hns3_adapter *hns)
5609 {
5610         struct hns3_hw *hw = &hns->hw;
5611         uint32_t reg_val;
5612         int ret;
5613
5614         switch (hw->reset.level) {
5615         case HNS3_FUNC_RESET:
5616                 ret = hns3_func_reset_cmd(hw, HNS3_PF_FUNC_ID);
5617                 if (ret)
5618                         return ret;
5619
5620                 /*
5621                  * After performaning pf reset, it is not necessary to do the
5622                  * mailbox handling or send any command to firmware, because
5623                  * any mailbox handling or command to firmware is only valid
5624                  * after hns3_cmd_init is called.
5625                  */
5626                 __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
5627                 hw->reset.stats.request_cnt++;
5628                 break;
5629         case HNS3_IMP_RESET:
5630                 hns3_record_imp_error(hns);
5631                 reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
5632                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val |
5633                                BIT(HNS3_VECTOR0_IMP_RESET_INT_B));
5634                 break;
5635         default:
5636                 break;
5637         }
5638         return 0;
5639 }
5640
5641 static int
5642 hns3_set_rst_done(struct hns3_hw *hw)
5643 {
5644         struct hns3_pf_rst_done_cmd *req;
5645         struct hns3_cmd_desc desc;
5646
5647         req = (struct hns3_pf_rst_done_cmd *)desc.data;
5648         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_PF_RST_DONE, false);
5649         req->pf_rst_done |= HNS3_PF_RESET_DONE_BIT;
5650         return hns3_cmd_send(hw, &desc, 1);
5651 }
5652
5653 static int
5654 hns3_stop_service(struct hns3_adapter *hns)
5655 {
5656         struct hns3_hw *hw = &hns->hw;
5657         struct rte_eth_dev *eth_dev;
5658
5659         eth_dev = &rte_eth_devices[hw->data->port_id];
5660         if (hw->adapter_state == HNS3_NIC_STARTED) {
5661                 rte_eal_alarm_cancel(hns3_service_handler, eth_dev);
5662                 hns3_update_link_status_and_event(hw);
5663         }
5664         hw->mac.link_status = ETH_LINK_DOWN;
5665
5666         hns3_set_rxtx_function(eth_dev);
5667         rte_wmb();
5668         /* Disable datapath on secondary process. */
5669         hns3_mp_req_stop_rxtx(eth_dev);
5670         rte_delay_ms(hw->tqps_num);
5671
5672         rte_spinlock_lock(&hw->lock);
5673         if (hns->hw.adapter_state == HNS3_NIC_STARTED ||
5674             hw->adapter_state == HNS3_NIC_STOPPING) {
5675                 hns3_enable_all_queues(hw, false);
5676                 hns3_do_stop(hns);
5677                 hw->reset.mbuf_deferred_free = true;
5678         } else
5679                 hw->reset.mbuf_deferred_free = false;
5680
5681         /*
5682          * It is cumbersome for hardware to pick-and-choose entries for deletion
5683          * from table space. Hence, for function reset software intervention is
5684          * required to delete the entries
5685          */
5686         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0)
5687                 hns3_configure_all_mc_mac_addr(hns, true);
5688         rte_spinlock_unlock(&hw->lock);
5689
5690         return 0;
5691 }
5692
5693 static int
5694 hns3_start_service(struct hns3_adapter *hns)
5695 {
5696         struct hns3_hw *hw = &hns->hw;
5697         struct rte_eth_dev *eth_dev;
5698
5699         if (hw->reset.level == HNS3_IMP_RESET ||
5700             hw->reset.level == HNS3_GLOBAL_RESET)
5701                 hns3_set_rst_done(hw);
5702         eth_dev = &rte_eth_devices[hw->data->port_id];
5703         hns3_set_rxtx_function(eth_dev);
5704         hns3_mp_req_start_rxtx(eth_dev);
5705         if (hw->adapter_state == HNS3_NIC_STARTED) {
5706                 /*
5707                  * This API parent function already hold the hns3_hw.lock, the
5708                  * hns3_service_handler may report lse, in bonding application
5709                  * it will call driver's ops which may acquire the hns3_hw.lock
5710                  * again, thus lead to deadlock.
5711                  * We defer calls hns3_service_handler to avoid the deadlock.
5712                  */
5713                 rte_eal_alarm_set(HNS3_SERVICE_QUICK_INTERVAL,
5714                                   hns3_service_handler, eth_dev);
5715
5716                 /* Enable interrupt of all rx queues before enabling queues */
5717                 hns3_dev_all_rx_queue_intr_enable(hw, true);
5718                 /*
5719                  * Enable state of each rxq and txq will be recovered after
5720                  * reset, so we need to restore them before enable all tqps;
5721                  */
5722                 hns3_restore_tqp_enable_state(hw);
5723                 /*
5724                  * When finished the initialization, enable queues to receive
5725                  * and transmit packets.
5726                  */
5727                 hns3_enable_all_queues(hw, true);
5728         }
5729
5730         return 0;
5731 }
5732
5733 static int
5734 hns3_restore_conf(struct hns3_adapter *hns)
5735 {
5736         struct hns3_hw *hw = &hns->hw;
5737         int ret;
5738
5739         ret = hns3_configure_all_mac_addr(hns, false);
5740         if (ret)
5741                 return ret;
5742
5743         ret = hns3_configure_all_mc_mac_addr(hns, false);
5744         if (ret)
5745                 goto err_mc_mac;
5746
5747         ret = hns3_dev_promisc_restore(hns);
5748         if (ret)
5749                 goto err_promisc;
5750
5751         ret = hns3_restore_vlan_table(hns);
5752         if (ret)
5753                 goto err_promisc;
5754
5755         ret = hns3_restore_vlan_conf(hns);
5756         if (ret)
5757                 goto err_promisc;
5758
5759         ret = hns3_restore_all_fdir_filter(hns);
5760         if (ret)
5761                 goto err_promisc;
5762
5763         ret = hns3_restore_rx_interrupt(hw);
5764         if (ret)
5765                 goto err_promisc;
5766
5767         ret = hns3_restore_gro_conf(hw);
5768         if (ret)
5769                 goto err_promisc;
5770
5771         ret = hns3_restore_fec(hw);
5772         if (ret)
5773                 goto err_promisc;
5774
5775         if (hns->hw.adapter_state == HNS3_NIC_STARTED) {
5776                 ret = hns3_do_start(hns, false);
5777                 if (ret)
5778                         goto err_promisc;
5779                 hns3_info(hw, "hns3 dev restart successful!");
5780         } else if (hw->adapter_state == HNS3_NIC_STOPPING)
5781                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5782         return 0;
5783
5784 err_promisc:
5785         hns3_configure_all_mc_mac_addr(hns, true);
5786 err_mc_mac:
5787         hns3_configure_all_mac_addr(hns, true);
5788         return ret;
5789 }
5790
5791 static void
5792 hns3_reset_service(void *param)
5793 {
5794         struct hns3_adapter *hns = (struct hns3_adapter *)param;
5795         struct hns3_hw *hw = &hns->hw;
5796         enum hns3_reset_level reset_level;
5797         struct timeval tv_delta;
5798         struct timeval tv_start;
5799         struct timeval tv;
5800         uint64_t msec;
5801         int ret;
5802
5803         /*
5804          * The interrupt is not triggered within the delay time.
5805          * The interrupt may have been lost. It is necessary to handle
5806          * the interrupt to recover from the error.
5807          */
5808         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
5809                             SCHEDULE_DEFERRED) {
5810                 __atomic_store_n(&hw->reset.schedule, SCHEDULE_REQUESTED,
5811                                   __ATOMIC_RELAXED);
5812                 hns3_err(hw, "Handling interrupts in delayed tasks");
5813                 hns3_interrupt_handler(&rte_eth_devices[hw->data->port_id]);
5814                 reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
5815                 if (reset_level == HNS3_NONE_RESET) {
5816                         hns3_err(hw, "No reset level is set, try IMP reset");
5817                         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
5818                 }
5819         }
5820         __atomic_store_n(&hw->reset.schedule, SCHEDULE_NONE, __ATOMIC_RELAXED);
5821
5822         /*
5823          * Check if there is any ongoing reset in the hardware. This status can
5824          * be checked from reset_pending. If there is then, we need to wait for
5825          * hardware to complete reset.
5826          *    a. If we are able to figure out in reasonable time that hardware
5827          *       has fully resetted then, we can proceed with driver, client
5828          *       reset.
5829          *    b. else, we can come back later to check this status so re-sched
5830          *       now.
5831          */
5832         reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
5833         if (reset_level != HNS3_NONE_RESET) {
5834                 gettimeofday(&tv_start, NULL);
5835                 ret = hns3_reset_process(hns, reset_level);
5836                 gettimeofday(&tv, NULL);
5837                 timersub(&tv, &tv_start, &tv_delta);
5838                 msec = tv_delta.tv_sec * MSEC_PER_SEC +
5839                        tv_delta.tv_usec / USEC_PER_MSEC;
5840                 if (msec > HNS3_RESET_PROCESS_MS)
5841                         hns3_err(hw, "%d handle long time delta %" PRIx64
5842                                      " ms time=%ld.%.6ld",
5843                                  hw->reset.level, msec,
5844                                  tv.tv_sec, tv.tv_usec);
5845                 if (ret == -EAGAIN)
5846                         return;
5847         }
5848
5849         /* Check if we got any *new* reset requests to be honored */
5850         reset_level = hns3_get_reset_level(hns, &hw->reset.request);
5851         if (reset_level != HNS3_NONE_RESET)
5852                 hns3_msix_process(hns, reset_level);
5853 }
5854
5855 static unsigned int
5856 hns3_get_speed_capa_num(uint16_t device_id)
5857 {
5858         unsigned int num;
5859
5860         switch (device_id) {
5861         case HNS3_DEV_ID_25GE:
5862         case HNS3_DEV_ID_25GE_RDMA:
5863                 num = 2;
5864                 break;
5865         case HNS3_DEV_ID_100G_RDMA_MACSEC:
5866         case HNS3_DEV_ID_200G_RDMA:
5867                 num = 1;
5868                 break;
5869         default:
5870                 num = 0;
5871                 break;
5872         }
5873
5874         return num;
5875 }
5876
5877 static int
5878 hns3_get_speed_fec_capa(struct rte_eth_fec_capa *speed_fec_capa,
5879                         uint16_t device_id)
5880 {
5881         switch (device_id) {
5882         case HNS3_DEV_ID_25GE:
5883         /* fallthrough */
5884         case HNS3_DEV_ID_25GE_RDMA:
5885                 speed_fec_capa[0].speed = speed_fec_capa_tbl[1].speed;
5886                 speed_fec_capa[0].capa = speed_fec_capa_tbl[1].capa;
5887
5888                 /* In HNS3 device, the 25G NIC is compatible with 10G rate */
5889                 speed_fec_capa[1].speed = speed_fec_capa_tbl[0].speed;
5890                 speed_fec_capa[1].capa = speed_fec_capa_tbl[0].capa;
5891                 break;
5892         case HNS3_DEV_ID_100G_RDMA_MACSEC:
5893                 speed_fec_capa[0].speed = speed_fec_capa_tbl[4].speed;
5894                 speed_fec_capa[0].capa = speed_fec_capa_tbl[4].capa;
5895                 break;
5896         case HNS3_DEV_ID_200G_RDMA:
5897                 speed_fec_capa[0].speed = speed_fec_capa_tbl[5].speed;
5898                 speed_fec_capa[0].capa = speed_fec_capa_tbl[5].capa;
5899                 break;
5900         default:
5901                 return -ENOTSUP;
5902         }
5903
5904         return 0;
5905 }
5906
5907 static int
5908 hns3_fec_get_capability(struct rte_eth_dev *dev,
5909                         struct rte_eth_fec_capa *speed_fec_capa,
5910                         unsigned int num)
5911 {
5912         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5913         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5914         uint16_t device_id = pci_dev->id.device_id;
5915         unsigned int capa_num;
5916         int ret;
5917
5918         capa_num = hns3_get_speed_capa_num(device_id);
5919         if (capa_num == 0) {
5920                 hns3_err(hw, "device(0x%x) is not supported by hns3 PMD",
5921                          device_id);
5922                 return -ENOTSUP;
5923         }
5924
5925         if (speed_fec_capa == NULL || num < capa_num)
5926                 return capa_num;
5927
5928         ret = hns3_get_speed_fec_capa(speed_fec_capa, device_id);
5929         if (ret)
5930                 return -ENOTSUP;
5931
5932         return capa_num;
5933 }
5934
5935 static int
5936 get_current_fec_auto_state(struct hns3_hw *hw, uint8_t *state)
5937 {
5938         struct hns3_config_fec_cmd *req;
5939         struct hns3_cmd_desc desc;
5940         int ret;
5941
5942         /*
5943          * CMD(HNS3_OPC_CONFIG_FEC_MODE) read is not supported
5944          * in device of link speed
5945          * below 10 Gbps.
5946          */
5947         if (hw->mac.link_speed < ETH_SPEED_NUM_10G) {
5948                 *state = 0;
5949                 return 0;
5950         }
5951
5952         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, true);
5953         req = (struct hns3_config_fec_cmd *)desc.data;
5954         ret = hns3_cmd_send(hw, &desc, 1);
5955         if (ret) {
5956                 hns3_err(hw, "get current fec auto state failed, ret = %d",
5957                          ret);
5958                 return ret;
5959         }
5960
5961         *state = req->fec_mode & (1U << HNS3_MAC_CFG_FEC_AUTO_EN_B);
5962         return 0;
5963 }
5964
5965 static int
5966 hns3_fec_get_internal(struct hns3_hw *hw, uint32_t *fec_capa)
5967 {
5968 #define QUERY_ACTIVE_SPEED      1
5969         struct hns3_sfp_speed_cmd *resp;
5970         uint32_t tmp_fec_capa;
5971         uint8_t auto_state;
5972         struct hns3_cmd_desc desc;
5973         int ret;
5974
5975         /*
5976          * If link is down and AUTO is enabled, AUTO is returned, otherwise,
5977          * configured FEC mode is returned.
5978          * If link is up, current FEC mode is returned.
5979          */
5980         if (hw->mac.link_status == ETH_LINK_DOWN) {
5981                 ret = get_current_fec_auto_state(hw, &auto_state);
5982                 if (ret)
5983                         return ret;
5984
5985                 if (auto_state == 0x1) {
5986                         *fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(AUTO);
5987                         return 0;
5988                 }
5989         }
5990
5991         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SFP_GET_SPEED, true);
5992         resp = (struct hns3_sfp_speed_cmd *)desc.data;
5993         resp->query_type = QUERY_ACTIVE_SPEED;
5994
5995         ret = hns3_cmd_send(hw, &desc, 1);
5996         if (ret == -EOPNOTSUPP) {
5997                 hns3_err(hw, "IMP do not support get FEC, ret = %d", ret);
5998                 return ret;
5999         } else if (ret) {
6000                 hns3_err(hw, "get FEC failed, ret = %d", ret);
6001                 return ret;
6002         }
6003
6004         /*
6005          * FEC mode order defined in hns3 hardware is inconsistend with
6006          * that defined in the ethdev library. So the sequence needs
6007          * to be converted.
6008          */
6009         switch (resp->active_fec) {
6010         case HNS3_HW_FEC_MODE_NOFEC:
6011                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6012                 break;
6013         case HNS3_HW_FEC_MODE_BASER:
6014                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(BASER);
6015                 break;
6016         case HNS3_HW_FEC_MODE_RS:
6017                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(RS);
6018                 break;
6019         default:
6020                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6021                 break;
6022         }
6023
6024         *fec_capa = tmp_fec_capa;
6025         return 0;
6026 }
6027
6028 static int
6029 hns3_fec_get(struct rte_eth_dev *dev, uint32_t *fec_capa)
6030 {
6031         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6032
6033         return hns3_fec_get_internal(hw, fec_capa);
6034 }
6035
6036 static int
6037 hns3_set_fec_hw(struct hns3_hw *hw, uint32_t mode)
6038 {
6039         struct hns3_config_fec_cmd *req;
6040         struct hns3_cmd_desc desc;
6041         int ret;
6042
6043         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, false);
6044
6045         req = (struct hns3_config_fec_cmd *)desc.data;
6046         switch (mode) {
6047         case RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC):
6048                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6049                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_OFF);
6050                 break;
6051         case RTE_ETH_FEC_MODE_CAPA_MASK(BASER):
6052                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6053                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_BASER);
6054                 break;
6055         case RTE_ETH_FEC_MODE_CAPA_MASK(RS):
6056                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6057                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_RS);
6058                 break;
6059         case RTE_ETH_FEC_MODE_CAPA_MASK(AUTO):
6060                 hns3_set_bit(req->fec_mode, HNS3_MAC_CFG_FEC_AUTO_EN_B, 1);
6061                 break;
6062         default:
6063                 return 0;
6064         }
6065         ret = hns3_cmd_send(hw, &desc, 1);
6066         if (ret)
6067                 hns3_err(hw, "set fec mode failed, ret = %d", ret);
6068
6069         return ret;
6070 }
6071
6072 static uint32_t
6073 get_current_speed_fec_cap(struct hns3_hw *hw, struct rte_eth_fec_capa *fec_capa)
6074 {
6075         struct hns3_mac *mac = &hw->mac;
6076         uint32_t cur_capa;
6077
6078         switch (mac->link_speed) {
6079         case ETH_SPEED_NUM_10G:
6080                 cur_capa = fec_capa[1].capa;
6081                 break;
6082         case ETH_SPEED_NUM_25G:
6083         case ETH_SPEED_NUM_100G:
6084         case ETH_SPEED_NUM_200G:
6085                 cur_capa = fec_capa[0].capa;
6086                 break;
6087         default:
6088                 cur_capa = 0;
6089                 break;
6090         }
6091
6092         return cur_capa;
6093 }
6094
6095 static bool
6096 is_fec_mode_one_bit_set(uint32_t mode)
6097 {
6098         int cnt = 0;
6099         uint8_t i;
6100
6101         for (i = 0; i < sizeof(mode); i++)
6102                 if (mode >> i & 0x1)
6103                         cnt++;
6104
6105         return cnt == 1 ? true : false;
6106 }
6107
6108 static int
6109 hns3_fec_set(struct rte_eth_dev *dev, uint32_t mode)
6110 {
6111 #define FEC_CAPA_NUM 2
6112         struct hns3_adapter *hns = dev->data->dev_private;
6113         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
6114         struct hns3_pf *pf = &hns->pf;
6115
6116         struct rte_eth_fec_capa fec_capa[FEC_CAPA_NUM];
6117         uint32_t cur_capa;
6118         uint32_t num = FEC_CAPA_NUM;
6119         int ret;
6120
6121         ret = hns3_fec_get_capability(dev, fec_capa, num);
6122         if (ret < 0)
6123                 return ret;
6124
6125         /* HNS3 PMD driver only support one bit set mode, e.g. 0x1, 0x4 */
6126         if (!is_fec_mode_one_bit_set(mode))
6127                 hns3_err(hw, "FEC mode(0x%x) not supported in HNS3 PMD,"
6128                              "FEC mode should be only one bit set", mode);
6129
6130         /*
6131          * Check whether the configured mode is within the FEC capability.
6132          * If not, the configured mode will not be supported.
6133          */
6134         cur_capa = get_current_speed_fec_cap(hw, fec_capa);
6135         if (!(cur_capa & mode)) {
6136                 hns3_err(hw, "unsupported FEC mode = 0x%x", mode);
6137                 return -EINVAL;
6138         }
6139
6140         ret = hns3_set_fec_hw(hw, mode);
6141         if (ret)
6142                 return ret;
6143
6144         pf->fec_mode = mode;
6145         return 0;
6146 }
6147
6148 static int
6149 hns3_restore_fec(struct hns3_hw *hw)
6150 {
6151         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
6152         struct hns3_pf *pf = &hns->pf;
6153         uint32_t mode = pf->fec_mode;
6154         int ret;
6155
6156         ret = hns3_set_fec_hw(hw, mode);
6157         if (ret)
6158                 hns3_err(hw, "restore fec mode(0x%x) failed, ret = %d",
6159                          mode, ret);
6160
6161         return ret;
6162 }
6163
6164 static int
6165 hns3_query_dev_fec_info(struct hns3_hw *hw)
6166 {
6167         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
6168         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(hns);
6169         int ret;
6170
6171         ret = hns3_fec_get_internal(hw, &pf->fec_mode);
6172         if (ret)
6173                 hns3_err(hw, "query device FEC info failed, ret = %d", ret);
6174
6175         return ret;
6176 }
6177
6178 static bool
6179 hns3_optical_module_existed(struct hns3_hw *hw)
6180 {
6181         struct hns3_cmd_desc desc;
6182         bool existed;
6183         int ret;
6184
6185         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_EXIST, true);
6186         ret = hns3_cmd_send(hw, &desc, 1);
6187         if (ret) {
6188                 hns3_err(hw,
6189                          "fail to get optical module exist state, ret = %d.\n",
6190                          ret);
6191                 return false;
6192         }
6193         existed = !!desc.data[0];
6194
6195         return existed;
6196 }
6197
6198 static int
6199 hns3_get_module_eeprom_data(struct hns3_hw *hw, uint32_t offset,
6200                                 uint32_t len, uint8_t *data)
6201 {
6202 #define HNS3_SFP_INFO_CMD_NUM 6
6203 #define HNS3_SFP_INFO_MAX_LEN \
6204         (HNS3_SFP_INFO_BD0_LEN + \
6205         (HNS3_SFP_INFO_CMD_NUM - 1) * HNS3_SFP_INFO_BDX_LEN)
6206         struct hns3_cmd_desc desc[HNS3_SFP_INFO_CMD_NUM];
6207         struct hns3_sfp_info_bd0_cmd *sfp_info_bd0;
6208         uint16_t read_len;
6209         uint16_t copy_len;
6210         int ret;
6211         int i;
6212
6213         for (i = 0; i < HNS3_SFP_INFO_CMD_NUM; i++) {
6214                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_SFP_EEPROM,
6215                                           true);
6216                 if (i < HNS3_SFP_INFO_CMD_NUM - 1)
6217                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
6218         }
6219
6220         sfp_info_bd0 = (struct hns3_sfp_info_bd0_cmd *)desc[0].data;
6221         sfp_info_bd0->offset = rte_cpu_to_le_16((uint16_t)offset);
6222         read_len = RTE_MIN(len, HNS3_SFP_INFO_MAX_LEN);
6223         sfp_info_bd0->read_len = rte_cpu_to_le_16((uint16_t)read_len);
6224
6225         ret = hns3_cmd_send(hw, desc, HNS3_SFP_INFO_CMD_NUM);
6226         if (ret) {
6227                 hns3_err(hw, "fail to get module EEPROM info, ret = %d.\n",
6228                                 ret);
6229                 return ret;
6230         }
6231
6232         /* The data format in BD0 is different with the others. */
6233         copy_len = RTE_MIN(len, HNS3_SFP_INFO_BD0_LEN);
6234         memcpy(data, sfp_info_bd0->data, copy_len);
6235         read_len = copy_len;
6236
6237         for (i = 1; i < HNS3_SFP_INFO_CMD_NUM; i++) {
6238                 if (read_len >= len)
6239                         break;
6240
6241                 copy_len = RTE_MIN(len - read_len, HNS3_SFP_INFO_BDX_LEN);
6242                 memcpy(data + read_len, desc[i].data, copy_len);
6243                 read_len += copy_len;
6244         }
6245
6246         return (int)read_len;
6247 }
6248
6249 static int
6250 hns3_get_module_eeprom(struct rte_eth_dev *dev,
6251                        struct rte_dev_eeprom_info *info)
6252 {
6253         struct hns3_adapter *hns = dev->data->dev_private;
6254         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
6255         uint32_t offset = info->offset;
6256         uint32_t len = info->length;
6257         uint8_t *data = info->data;
6258         uint32_t read_len = 0;
6259
6260         if (hw->mac.media_type != HNS3_MEDIA_TYPE_FIBER)
6261                 return -ENOTSUP;
6262
6263         if (!hns3_optical_module_existed(hw)) {
6264                 hns3_err(hw, "fail to read module EEPROM: no module is connected.\n");
6265                 return -EIO;
6266         }
6267
6268         while (read_len < len) {
6269                 int ret;
6270                 ret = hns3_get_module_eeprom_data(hw, offset + read_len,
6271                                                   len - read_len,
6272                                                   data + read_len);
6273                 if (ret < 0)
6274                         return -EIO;
6275                 read_len += ret;
6276         }
6277
6278         return 0;
6279 }
6280
6281 static int
6282 hns3_get_module_info(struct rte_eth_dev *dev,
6283                      struct rte_eth_dev_module_info *modinfo)
6284 {
6285 #define HNS3_SFF8024_ID_SFP             0x03
6286 #define HNS3_SFF8024_ID_QSFP_8438       0x0c
6287 #define HNS3_SFF8024_ID_QSFP_8436_8636  0x0d
6288 #define HNS3_SFF8024_ID_QSFP28_8636     0x11
6289 #define HNS3_SFF_8636_V1_3              0x03
6290         struct hns3_adapter *hns = dev->data->dev_private;
6291         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
6292         struct rte_dev_eeprom_info info;
6293         struct hns3_sfp_type sfp_type;
6294         int ret;
6295
6296         memset(&sfp_type, 0, sizeof(sfp_type));
6297         memset(&info, 0, sizeof(info));
6298         info.data = (uint8_t *)&sfp_type;
6299         info.length = sizeof(sfp_type);
6300         ret = hns3_get_module_eeprom(dev, &info);
6301         if (ret)
6302                 return ret;
6303
6304         switch (sfp_type.type) {
6305         case HNS3_SFF8024_ID_SFP:
6306                 modinfo->type = RTE_ETH_MODULE_SFF_8472;
6307                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8472_LEN;
6308                 break;
6309         case HNS3_SFF8024_ID_QSFP_8438:
6310                 modinfo->type = RTE_ETH_MODULE_SFF_8436;
6311                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
6312                 break;
6313         case HNS3_SFF8024_ID_QSFP_8436_8636:
6314                 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
6315                         modinfo->type = RTE_ETH_MODULE_SFF_8436;
6316                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
6317                 } else {
6318                         modinfo->type = RTE_ETH_MODULE_SFF_8636;
6319                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
6320                 }
6321                 break;
6322         case HNS3_SFF8024_ID_QSFP28_8636:
6323                 modinfo->type = RTE_ETH_MODULE_SFF_8636;
6324                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
6325                 break;
6326         default:
6327                 hns3_err(hw, "unknown module, type = %u, extra_type = %u.\n",
6328                          sfp_type.type, sfp_type.ext_type);
6329                 return -EINVAL;
6330         }
6331
6332         return 0;
6333 }
6334
6335 static const struct eth_dev_ops hns3_eth_dev_ops = {
6336         .dev_configure      = hns3_dev_configure,
6337         .dev_start          = hns3_dev_start,
6338         .dev_stop           = hns3_dev_stop,
6339         .dev_close          = hns3_dev_close,
6340         .promiscuous_enable = hns3_dev_promiscuous_enable,
6341         .promiscuous_disable = hns3_dev_promiscuous_disable,
6342         .allmulticast_enable  = hns3_dev_allmulticast_enable,
6343         .allmulticast_disable = hns3_dev_allmulticast_disable,
6344         .mtu_set            = hns3_dev_mtu_set,
6345         .stats_get          = hns3_stats_get,
6346         .stats_reset        = hns3_stats_reset,
6347         .xstats_get         = hns3_dev_xstats_get,
6348         .xstats_get_names   = hns3_dev_xstats_get_names,
6349         .xstats_reset       = hns3_dev_xstats_reset,
6350         .xstats_get_by_id   = hns3_dev_xstats_get_by_id,
6351         .xstats_get_names_by_id = hns3_dev_xstats_get_names_by_id,
6352         .dev_infos_get          = hns3_dev_infos_get,
6353         .fw_version_get         = hns3_fw_version_get,
6354         .rx_queue_setup         = hns3_rx_queue_setup,
6355         .tx_queue_setup         = hns3_tx_queue_setup,
6356         .rx_queue_release       = hns3_dev_rx_queue_release,
6357         .tx_queue_release       = hns3_dev_tx_queue_release,
6358         .rx_queue_start         = hns3_dev_rx_queue_start,
6359         .rx_queue_stop          = hns3_dev_rx_queue_stop,
6360         .tx_queue_start         = hns3_dev_tx_queue_start,
6361         .tx_queue_stop          = hns3_dev_tx_queue_stop,
6362         .rx_queue_intr_enable   = hns3_dev_rx_queue_intr_enable,
6363         .rx_queue_intr_disable  = hns3_dev_rx_queue_intr_disable,
6364         .rxq_info_get           = hns3_rxq_info_get,
6365         .txq_info_get           = hns3_txq_info_get,
6366         .rx_burst_mode_get      = hns3_rx_burst_mode_get,
6367         .tx_burst_mode_get      = hns3_tx_burst_mode_get,
6368         .flow_ctrl_get          = hns3_flow_ctrl_get,
6369         .flow_ctrl_set          = hns3_flow_ctrl_set,
6370         .priority_flow_ctrl_set = hns3_priority_flow_ctrl_set,
6371         .mac_addr_add           = hns3_add_mac_addr,
6372         .mac_addr_remove        = hns3_remove_mac_addr,
6373         .mac_addr_set           = hns3_set_default_mac_addr,
6374         .set_mc_addr_list       = hns3_set_mc_mac_addr_list,
6375         .link_update            = hns3_dev_link_update,
6376         .rss_hash_update        = hns3_dev_rss_hash_update,
6377         .rss_hash_conf_get      = hns3_dev_rss_hash_conf_get,
6378         .reta_update            = hns3_dev_rss_reta_update,
6379         .reta_query             = hns3_dev_rss_reta_query,
6380         .filter_ctrl            = hns3_dev_filter_ctrl,
6381         .vlan_filter_set        = hns3_vlan_filter_set,
6382         .vlan_tpid_set          = hns3_vlan_tpid_set,
6383         .vlan_offload_set       = hns3_vlan_offload_set,
6384         .vlan_pvid_set          = hns3_vlan_pvid_set,
6385         .get_reg                = hns3_get_regs,
6386         .get_module_info        = hns3_get_module_info,
6387         .get_module_eeprom      = hns3_get_module_eeprom,
6388         .get_dcb_info           = hns3_get_dcb_info,
6389         .dev_supported_ptypes_get = hns3_dev_supported_ptypes_get,
6390         .fec_get_capability     = hns3_fec_get_capability,
6391         .fec_get                = hns3_fec_get,
6392         .fec_set                = hns3_fec_set,
6393         .tm_ops_get             = hns3_tm_ops_get,
6394         .tx_done_cleanup        = hns3_tx_done_cleanup,
6395 };
6396
6397 static const struct hns3_reset_ops hns3_reset_ops = {
6398         .reset_service       = hns3_reset_service,
6399         .stop_service        = hns3_stop_service,
6400         .prepare_reset       = hns3_prepare_reset,
6401         .wait_hardware_ready = hns3_wait_hardware_ready,
6402         .reinit_dev          = hns3_reinit_dev,
6403         .restore_conf        = hns3_restore_conf,
6404         .start_service       = hns3_start_service,
6405 };
6406
6407 static int
6408 hns3_dev_init(struct rte_eth_dev *eth_dev)
6409 {
6410         struct hns3_adapter *hns = eth_dev->data->dev_private;
6411         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
6412         struct rte_ether_addr *eth_addr;
6413         struct hns3_hw *hw = &hns->hw;
6414         int ret;
6415
6416         PMD_INIT_FUNC_TRACE();
6417
6418         eth_dev->process_private = (struct hns3_process_private *)
6419             rte_zmalloc_socket("hns3_filter_list",
6420                                sizeof(struct hns3_process_private),
6421                                RTE_CACHE_LINE_SIZE, eth_dev->device->numa_node);
6422         if (eth_dev->process_private == NULL) {
6423                 PMD_INIT_LOG(ERR, "Failed to alloc memory for process private");
6424                 return -ENOMEM;
6425         }
6426         /* initialize flow filter lists */
6427         hns3_filterlist_init(eth_dev);
6428
6429         hns3_set_rxtx_function(eth_dev);
6430         eth_dev->dev_ops = &hns3_eth_dev_ops;
6431         eth_dev->rx_queue_count = hns3_rx_queue_count;
6432         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
6433                 ret = hns3_mp_init_secondary();
6434                 if (ret) {
6435                         PMD_INIT_LOG(ERR, "Failed to init for secondary "
6436                                      "process, ret = %d", ret);
6437                         goto err_mp_init_secondary;
6438                 }
6439
6440                 hw->secondary_cnt++;
6441                 return 0;
6442         }
6443
6444         ret = hns3_mp_init_primary();
6445         if (ret) {
6446                 PMD_INIT_LOG(ERR,
6447                              "Failed to init for primary process, ret = %d",
6448                              ret);
6449                 goto err_mp_init_primary;
6450         }
6451
6452         hw->adapter_state = HNS3_NIC_UNINITIALIZED;
6453         hns->is_vf = false;
6454         hw->data = eth_dev->data;
6455
6456         /*
6457          * Set default max packet size according to the mtu
6458          * default vale in DPDK frame.
6459          */
6460         hns->pf.mps = hw->data->mtu + HNS3_ETH_OVERHEAD;
6461
6462         ret = hns3_reset_init(hw);
6463         if (ret)
6464                 goto err_init_reset;
6465         hw->reset.ops = &hns3_reset_ops;
6466
6467         ret = hns3_init_pf(eth_dev);
6468         if (ret) {
6469                 PMD_INIT_LOG(ERR, "Failed to init pf: %d", ret);
6470                 goto err_init_pf;
6471         }
6472
6473         /* Allocate memory for storing MAC addresses */
6474         eth_dev->data->mac_addrs = rte_zmalloc("hns3-mac",
6475                                                sizeof(struct rte_ether_addr) *
6476                                                HNS3_UC_MACADDR_NUM, 0);
6477         if (eth_dev->data->mac_addrs == NULL) {
6478                 PMD_INIT_LOG(ERR, "Failed to allocate %zx bytes needed "
6479                              "to store MAC addresses",
6480                              sizeof(struct rte_ether_addr) *
6481                              HNS3_UC_MACADDR_NUM);
6482                 ret = -ENOMEM;
6483                 goto err_rte_zmalloc;
6484         }
6485
6486         eth_addr = (struct rte_ether_addr *)hw->mac.mac_addr;
6487         if (!rte_is_valid_assigned_ether_addr(eth_addr)) {
6488                 rte_eth_random_addr(hw->mac.mac_addr);
6489                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
6490                                 (struct rte_ether_addr *)hw->mac.mac_addr);
6491                 hns3_warn(hw, "default mac_addr from firmware is an invalid "
6492                           "unicast address, using random MAC address %s",
6493                           mac_str);
6494         }
6495         rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.mac_addr,
6496                             &eth_dev->data->mac_addrs[0]);
6497
6498         hw->adapter_state = HNS3_NIC_INITIALIZED;
6499
6500         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
6501                             SCHEDULE_PENDING) {
6502                 hns3_err(hw, "Reschedule reset service after dev_init");
6503                 hns3_schedule_reset(hns);
6504         } else {
6505                 /* IMP will wait ready flag before reset */
6506                 hns3_notify_reset_ready(hw, false);
6507         }
6508
6509         hns3_info(hw, "hns3 dev initialization successful!");
6510         return 0;
6511
6512 err_rte_zmalloc:
6513         hns3_uninit_pf(eth_dev);
6514
6515 err_init_pf:
6516         rte_free(hw->reset.wait_data);
6517
6518 err_init_reset:
6519         hns3_mp_uninit_primary();
6520
6521 err_mp_init_primary:
6522 err_mp_init_secondary:
6523         eth_dev->dev_ops = NULL;
6524         eth_dev->rx_pkt_burst = NULL;
6525         eth_dev->tx_pkt_burst = NULL;
6526         eth_dev->tx_pkt_prepare = NULL;
6527         rte_free(eth_dev->process_private);
6528         eth_dev->process_private = NULL;
6529         return ret;
6530 }
6531
6532 static int
6533 hns3_dev_uninit(struct rte_eth_dev *eth_dev)
6534 {
6535         struct hns3_adapter *hns = eth_dev->data->dev_private;
6536         struct hns3_hw *hw = &hns->hw;
6537
6538         PMD_INIT_FUNC_TRACE();
6539
6540         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
6541                 rte_free(eth_dev->process_private);
6542                 eth_dev->process_private = NULL;
6543                 return 0;
6544         }
6545
6546         if (hw->adapter_state < HNS3_NIC_CLOSING)
6547                 hns3_dev_close(eth_dev);
6548
6549         hw->adapter_state = HNS3_NIC_REMOVED;
6550         return 0;
6551 }
6552
6553 static int
6554 eth_hns3_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
6555                    struct rte_pci_device *pci_dev)
6556 {
6557         return rte_eth_dev_pci_generic_probe(pci_dev,
6558                                              sizeof(struct hns3_adapter),
6559                                              hns3_dev_init);
6560 }
6561
6562 static int
6563 eth_hns3_pci_remove(struct rte_pci_device *pci_dev)
6564 {
6565         return rte_eth_dev_pci_generic_remove(pci_dev, hns3_dev_uninit);
6566 }
6567
6568 static const struct rte_pci_id pci_id_hns3_map[] = {
6569         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_GE) },
6570         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE) },
6571         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE_RDMA) },
6572         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_50GE_RDMA) },
6573         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_100G_RDMA_MACSEC) },
6574         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_200G_RDMA) },
6575         { .vendor_id = 0, }, /* sentinel */
6576 };
6577
6578 static struct rte_pci_driver rte_hns3_pmd = {
6579         .id_table = pci_id_hns3_map,
6580         .drv_flags = RTE_PCI_DRV_NEED_MAPPING,
6581         .probe = eth_hns3_pci_probe,
6582         .remove = eth_hns3_pci_remove,
6583 };
6584
6585 RTE_PMD_REGISTER_PCI(net_hns3, rte_hns3_pmd);
6586 RTE_PMD_REGISTER_PCI_TABLE(net_hns3, pci_id_hns3_map);
6587 RTE_PMD_REGISTER_KMOD_DEP(net_hns3, "* igb_uio | vfio-pci");
6588 RTE_LOG_REGISTER(hns3_logtype_init, pmd.net.hns3.init, NOTICE);
6589 RTE_LOG_REGISTER(hns3_logtype_driver, pmd.net.hns3.driver, NOTICE);