drivers/net/hns3/hns3_ethdev.c

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2018-2021 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 #include <rte_kvargs.h>
  10
  11 #include "hns3_ethdev.h"
  12 #include "hns3_logs.h"
  13 #include "hns3_rxtx.h"
  14 #include "hns3_intr.h"
  15 #include "hns3_regs.h"
  16 #include "hns3_dcb.h"
  17 #include "hns3_mp.h"
  18
  19 #define HNS3_SERVICE_INTERVAL           1000000 /* us */
  20 #define HNS3_SERVICE_QUICK_INTERVAL     10
  21 #define HNS3_INVALID_PVID               0xFFFF
  22
  23 #define HNS3_FILTER_TYPE_VF             0
  24 #define HNS3_FILTER_TYPE_PORT           1
  25 #define HNS3_FILTER_FE_EGRESS_V1_B      BIT(0)
  26 #define HNS3_FILTER_FE_NIC_INGRESS_B    BIT(0)
  27 #define HNS3_FILTER_FE_NIC_EGRESS_B     BIT(1)
  28 #define HNS3_FILTER_FE_ROCE_INGRESS_B   BIT(2)
  29 #define HNS3_FILTER_FE_ROCE_EGRESS_B    BIT(3)
  30 #define HNS3_FILTER_FE_EGRESS           (HNS3_FILTER_FE_NIC_EGRESS_B \
  31                                         | HNS3_FILTER_FE_ROCE_EGRESS_B)
  32 #define HNS3_FILTER_FE_INGRESS          (HNS3_FILTER_FE_NIC_INGRESS_B \
  33                                         | HNS3_FILTER_FE_ROCE_INGRESS_B)
  34
  35 /* Reset related Registers */
  36 #define HNS3_GLOBAL_RESET_BIT           0
  37 #define HNS3_CORE_RESET_BIT             1
  38 #define HNS3_IMP_RESET_BIT              2
  39 #define HNS3_FUN_RST_ING_B              0
  40
  41 #define HNS3_VECTOR0_IMP_RESET_INT_B    1
  42 #define HNS3_VECTOR0_IMP_CMDQ_ERR_B     4U
  43 #define HNS3_VECTOR0_IMP_RD_POISON_B    5U
  44 #define HNS3_VECTOR0_ALL_MSIX_ERR_B     6U
  45
  46 #define HNS3_RESET_WAIT_MS      100
  47 #define HNS3_RESET_WAIT_CNT     200
  48
  49 /* FEC mode order defined in HNS3 hardware */
  50 #define HNS3_HW_FEC_MODE_NOFEC  0
  51 #define HNS3_HW_FEC_MODE_BASER  1
  52 #define HNS3_HW_FEC_MODE_RS     2
  53
  54 enum hns3_evt_cause {
  55         HNS3_VECTOR0_EVENT_RST,
  56         HNS3_VECTOR0_EVENT_MBX,
  57         HNS3_VECTOR0_EVENT_ERR,
  58         HNS3_VECTOR0_EVENT_PTP,
  59         HNS3_VECTOR0_EVENT_OTHER,
  60 };
  61
  62 static const struct rte_eth_fec_capa speed_fec_capa_tbl[] = {
  63         { ETH_SPEED_NUM_10G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  64                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  65                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) },
  66
  67         { ETH_SPEED_NUM_25G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  68                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  69                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) |
  70                              RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  71
  72         { ETH_SPEED_NUM_40G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  73                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  74                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) },
  75
  76         { ETH_SPEED_NUM_50G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  77                              RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  78                              RTE_ETH_FEC_MODE_CAPA_MASK(BASER) |
  79                              RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  80
  81         { ETH_SPEED_NUM_100G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  82                               RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  83                               RTE_ETH_FEC_MODE_CAPA_MASK(RS) },
  84
  85         { ETH_SPEED_NUM_200G, RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC) |
  86                               RTE_ETH_FEC_MODE_CAPA_MASK(AUTO) |
  87                               RTE_ETH_FEC_MODE_CAPA_MASK(RS) }
  88 };
  89
  90 static enum hns3_reset_level hns3_get_reset_level(struct hns3_adapter *hns,
  91                                                  uint64_t *levels);
  92 static int hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu);
  93 static int hns3_vlan_pvid_configure(struct hns3_adapter *hns, uint16_t pvid,
  94                                     int on);
  95 static int hns3_update_link_info(struct rte_eth_dev *eth_dev);
  96 static bool hns3_update_link_status(struct hns3_hw *hw);
  97
  98 static int hns3_add_mc_addr(struct hns3_hw *hw,
  99                             struct rte_ether_addr *mac_addr);
 100 static int hns3_remove_mc_addr(struct hns3_hw *hw,
 101                             struct rte_ether_addr *mac_addr);
 102 static int hns3_restore_fec(struct hns3_hw *hw);
 103 static int hns3_query_dev_fec_info(struct hns3_hw *hw);
 104 static int hns3_do_stop(struct hns3_adapter *hns);
 105 static int hns3_check_port_speed(struct hns3_hw *hw, uint32_t link_speeds);
 106
 107 void hns3_ether_format_addr(char *buf, uint16_t size,
 108                             const struct rte_ether_addr *ether_addr)
 109 {
 110         snprintf(buf, size, "%02X:**:**:**:%02X:%02X",
 111                 ether_addr->addr_bytes[0],
 112                 ether_addr->addr_bytes[4],
 113                 ether_addr->addr_bytes[5]);
 114 }
 115
 116 static void
 117 hns3_pf_disable_irq0(struct hns3_hw *hw)
 118 {
 119         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 0);
 120 }
 121
 122 static void
 123 hns3_pf_enable_irq0(struct hns3_hw *hw)
 124 {
 125         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 1);
 126 }
 127
 128 static enum hns3_evt_cause
 129 hns3_proc_imp_reset_event(struct hns3_adapter *hns, bool is_delay,
 130                           uint32_t *vec_val)
 131 {
 132         struct hns3_hw *hw = &hns->hw;
 133
 134         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 135         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
 136         *vec_val = BIT(HNS3_VECTOR0_IMPRESET_INT_B);
 137         if (!is_delay) {
 138                 hw->reset.stats.imp_cnt++;
 139                 hns3_warn(hw, "IMP reset detected, clear reset status");
 140         } else {
 141                 hns3_schedule_delayed_reset(hns);
 142                 hns3_warn(hw, "IMP reset detected, don't clear reset status");
 143         }
 144
 145         return HNS3_VECTOR0_EVENT_RST;
 146 }
 147
 148 static enum hns3_evt_cause
 149 hns3_proc_global_reset_event(struct hns3_adapter *hns, bool is_delay,
 150                              uint32_t *vec_val)
 151 {
 152         struct hns3_hw *hw = &hns->hw;
 153
 154         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 155         hns3_atomic_set_bit(HNS3_GLOBAL_RESET, &hw->reset.pending);
 156         *vec_val = BIT(HNS3_VECTOR0_GLOBALRESET_INT_B);
 157         if (!is_delay) {
 158                 hw->reset.stats.global_cnt++;
 159                 hns3_warn(hw, "Global reset detected, clear reset status");
 160         } else {
 161                 hns3_schedule_delayed_reset(hns);
 162                 hns3_warn(hw,
 163                           "Global reset detected, don't clear reset status");
 164         }
 165
 166         return HNS3_VECTOR0_EVENT_RST;
 167 }
 168
 169 static enum hns3_evt_cause
 170 hns3_check_event_cause(struct hns3_adapter *hns, uint32_t *clearval)
 171 {
 172         struct hns3_hw *hw = &hns->hw;
 173         uint32_t vector0_int_stats;
 174         uint32_t cmdq_src_val;
 175         uint32_t hw_err_src_reg;
 176         uint32_t val;
 177         enum hns3_evt_cause ret;
 178         bool is_delay;
 179
 180         /* fetch the events from their corresponding regs */
 181         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 182         cmdq_src_val = hns3_read_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG);
 183         hw_err_src_reg = hns3_read_dev(hw, HNS3_RAS_PF_OTHER_INT_STS_REG);
 184
 185         is_delay = clearval == NULL ? true : false;
 186         /*
 187          * Assumption: If by any chance reset and mailbox events are reported
 188          * together then we will only process reset event and defer the
 189          * processing of the mailbox events. Since, we would have not cleared
 190          * RX CMDQ event this time we would receive again another interrupt
 191          * from H/W just for the mailbox.
 192          */
 193         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats) { /* IMP */
 194                 ret = hns3_proc_imp_reset_event(hns, is_delay, &val);
 195                 goto out;
 196         }
 197
 198         /* Global reset */
 199         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats) {
 200                 ret = hns3_proc_global_reset_event(hns, is_delay, &val);
 201                 goto out;
 202         }
 203
 204         /* Check for vector0 1588 event source */
 205         if (BIT(HNS3_VECTOR0_1588_INT_B) & vector0_int_stats) {
 206                 val = BIT(HNS3_VECTOR0_1588_INT_B);
 207                 ret = HNS3_VECTOR0_EVENT_PTP;
 208                 goto out;
 209         }
 210
 211         /* check for vector0 msix event source */
 212         if (vector0_int_stats & HNS3_VECTOR0_REG_MSIX_MASK ||
 213             hw_err_src_reg & HNS3_RAS_REG_NFE_MASK) {
 214                 val = vector0_int_stats | hw_err_src_reg;
 215                 ret = HNS3_VECTOR0_EVENT_ERR;
 216                 goto out;
 217         }
 218
 219         /* check for vector0 mailbox(=CMDQ RX) event source */
 220         if (BIT(HNS3_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_val) {
 221                 cmdq_src_val &= ~BIT(HNS3_VECTOR0_RX_CMDQ_INT_B);
 222                 val = cmdq_src_val;
 223                 ret = HNS3_VECTOR0_EVENT_MBX;
 224                 goto out;
 225         }
 226
 227         val = vector0_int_stats;
 228         ret = HNS3_VECTOR0_EVENT_OTHER;
 229 out:
 230
 231         if (clearval)
 232                 *clearval = val;
 233         return ret;
 234 }
 235
 236 static bool
 237 hns3_is_1588_event_type(uint32_t event_type)
 238 {
 239         return (event_type == HNS3_VECTOR0_EVENT_PTP);
 240 }
 241
 242 static void
 243 hns3_clear_event_cause(struct hns3_hw *hw, uint32_t event_type, uint32_t regclr)
 244 {
 245         if (event_type == HNS3_VECTOR0_EVENT_RST ||
 246             hns3_is_1588_event_type(event_type))
 247                 hns3_write_dev(hw, HNS3_MISC_RESET_STS_REG, regclr);
 248         else if (event_type == HNS3_VECTOR0_EVENT_MBX)
 249                 hns3_write_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG, regclr);
 250 }
 251
 252 static void
 253 hns3_clear_all_event_cause(struct hns3_hw *hw)
 254 {
 255         uint32_t vector0_int_stats;
 256         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 257
 258         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats)
 259                 hns3_warn(hw, "Probe during IMP reset interrupt");
 260
 261         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats)
 262                 hns3_warn(hw, "Probe during Global reset interrupt");
 263
 264         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_RST,
 265                                BIT(HNS3_VECTOR0_IMPRESET_INT_B) |
 266                                BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) |
 267                                BIT(HNS3_VECTOR0_CORERESET_INT_B));
 268         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_MBX, 0);
 269         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_PTP,
 270                                 BIT(HNS3_VECTOR0_1588_INT_B));
 271 }
 272
 273 static void
 274 hns3_handle_mac_tnl(struct hns3_hw *hw)
 275 {
 276         struct hns3_cmd_desc desc;
 277         uint32_t status;
 278         int ret;
 279
 280         /* query and clear mac tnl interrupt */
 281         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_MAC_TNL_INT, true);
 282         ret = hns3_cmd_send(hw, &desc, 1);
 283         if (ret) {
 284                 hns3_err(hw, "failed to query mac tnl int, ret = %d.", ret);
 285                 return;
 286         }
 287
 288         status = rte_le_to_cpu_32(desc.data[0]);
 289         if (status) {
 290                 hns3_warn(hw, "mac tnl int occurs, status = 0x%x.", status);
 291                 hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CLEAR_MAC_TNL_INT,
 292                                           false);
 293                 desc.data[0] = rte_cpu_to_le_32(HNS3_MAC_TNL_INT_CLR);
 294                 ret = hns3_cmd_send(hw, &desc, 1);
 295                 if (ret)
 296                         hns3_err(hw, "failed to clear mac tnl int, ret = %d.",
 297                                  ret);
 298         }
 299 }
 300
 301 static void
 302 hns3_interrupt_handler(void *param)
 303 {
 304         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 305         struct hns3_adapter *hns = dev->data->dev_private;
 306         struct hns3_hw *hw = &hns->hw;
 307         enum hns3_evt_cause event_cause;
 308         uint32_t clearval = 0;
 309         uint32_t vector0_int;
 310         uint32_t ras_int;
 311         uint32_t cmdq_int;
 312
 313         /* Disable interrupt */
 314         hns3_pf_disable_irq0(hw);
 315
 316         event_cause = hns3_check_event_cause(hns, &clearval);
 317         vector0_int = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 318         ras_int = hns3_read_dev(hw, HNS3_RAS_PF_OTHER_INT_STS_REG);
 319         cmdq_int = hns3_read_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG);
 320         /* vector 0 interrupt is shared with reset and mailbox source events. */
 321         if (event_cause == HNS3_VECTOR0_EVENT_ERR) {
 322                 hns3_warn(hw, "received interrupt: vector0_int_stat:0x%x "
 323                           "ras_int_stat:0x%x cmdq_int_stat:0x%x",
 324                           vector0_int, ras_int, cmdq_int);
 325                 hns3_handle_mac_tnl(hw);
 326                 hns3_handle_error(hns);
 327         } else if (event_cause == HNS3_VECTOR0_EVENT_RST) {
 328                 hns3_warn(hw, "received reset interrupt");
 329                 hns3_schedule_reset(hns);
 330         } else if (event_cause == HNS3_VECTOR0_EVENT_MBX) {
 331                 hns3_dev_handle_mbx_msg(hw);
 332         } else {
 333                 hns3_warn(hw, "received unknown event: vector0_int_stat:0x%x "
 334                           "ras_int_stat:0x%x cmdq_int_stat:0x%x",
 335                           vector0_int, ras_int, cmdq_int);
 336         }
 337
 338         hns3_clear_event_cause(hw, event_cause, clearval);
 339         /* Enable interrupt if it is not cause by reset */
 340         hns3_pf_enable_irq0(hw);
 341 }
 342
 343 static int
 344 hns3_set_port_vlan_filter(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 345 {
 346 #define HNS3_VLAN_ID_OFFSET_STEP        160
 347 #define HNS3_VLAN_BYTE_SIZE             8
 348         struct hns3_vlan_filter_pf_cfg_cmd *req;
 349         struct hns3_hw *hw = &hns->hw;
 350         uint8_t vlan_offset_byte_val;
 351         struct hns3_cmd_desc desc;
 352         uint8_t vlan_offset_byte;
 353         uint8_t vlan_offset_base;
 354         int ret;
 355
 356         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_PF_CFG, false);
 357
 358         vlan_offset_base = vlan_id / HNS3_VLAN_ID_OFFSET_STEP;
 359         vlan_offset_byte = (vlan_id % HNS3_VLAN_ID_OFFSET_STEP) /
 360                            HNS3_VLAN_BYTE_SIZE;
 361         vlan_offset_byte_val = 1 << (vlan_id % HNS3_VLAN_BYTE_SIZE);
 362
 363         req = (struct hns3_vlan_filter_pf_cfg_cmd *)desc.data;
 364         req->vlan_offset = vlan_offset_base;
 365         req->vlan_cfg = on ? 0 : 1;
 366         req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
 367
 368         ret = hns3_cmd_send(hw, &desc, 1);
 369         if (ret)
 370                 hns3_err(hw, "set port vlan id failed, vlan_id =%u, ret =%d",
 371                          vlan_id, ret);
 372
 373         return ret;
 374 }
 375
 376 static void
 377 hns3_rm_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id)
 378 {
 379         struct hns3_user_vlan_table *vlan_entry;
 380         struct hns3_pf *pf = &hns->pf;
 381
 382         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 383                 if (vlan_entry->vlan_id == vlan_id) {
 384                         if (vlan_entry->hd_tbl_status)
 385                                 hns3_set_port_vlan_filter(hns, vlan_id, 0);
 386                         LIST_REMOVE(vlan_entry, next);
 387                         rte_free(vlan_entry);
 388                         break;
 389                 }
 390         }
 391 }
 392
 393 static void
 394 hns3_add_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id,
 395                         bool writen_to_tbl)
 396 {
 397         struct hns3_user_vlan_table *vlan_entry;
 398         struct hns3_hw *hw = &hns->hw;
 399         struct hns3_pf *pf = &hns->pf;
 400
 401         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 402                 if (vlan_entry->vlan_id == vlan_id)
 403                         return;
 404         }
 405
 406         vlan_entry = rte_zmalloc("hns3_vlan_tbl", sizeof(*vlan_entry), 0);
 407         if (vlan_entry == NULL) {
 408                 hns3_err(hw, "Failed to malloc hns3 vlan table");
 409                 return;
 410         }
 411
 412         vlan_entry->hd_tbl_status = writen_to_tbl;
 413         vlan_entry->vlan_id = vlan_id;
 414
 415         LIST_INSERT_HEAD(&pf->vlan_list, vlan_entry, next);
 416 }
 417
 418 static int
 419 hns3_restore_vlan_table(struct hns3_adapter *hns)
 420 {
 421         struct hns3_user_vlan_table *vlan_entry;
 422         struct hns3_hw *hw = &hns->hw;
 423         struct hns3_pf *pf = &hns->pf;
 424         uint16_t vlan_id;
 425         int ret = 0;
 426
 427         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_ENABLE)
 428                 return hns3_vlan_pvid_configure(hns,
 429                                                 hw->port_base_vlan_cfg.pvid, 1);
 430
 431         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 432                 if (vlan_entry->hd_tbl_status) {
 433                         vlan_id = vlan_entry->vlan_id;
 434                         ret = hns3_set_port_vlan_filter(hns, vlan_id, 1);
 435                         if (ret)
 436                                 break;
 437                 }
 438         }
 439
 440         return ret;
 441 }
 442
 443 static int
 444 hns3_vlan_filter_configure(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 445 {
 446         struct hns3_hw *hw = &hns->hw;
 447         bool writen_to_tbl = false;
 448         int ret = 0;
 449
 450         /*
 451          * When vlan filter is enabled, hardware regards packets without vlan
 452          * as packets with vlan 0. So, to receive packets without vlan, vlan id
 453          * 0 is not allowed to be removed by rte_eth_dev_vlan_filter.
 454          */
 455         if (on == 0 && vlan_id == 0)
 456                 return 0;
 457
 458         /*
 459          * When port base vlan enabled, we use port base vlan as the vlan
 460          * filter condition. In this case, we don't update vlan filter table
 461          * when user add new vlan or remove exist vlan, just update the
 462          * vlan list. The vlan id in vlan list will be written in vlan filter
 463          * table until port base vlan disabled
 464          */
 465         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 466                 ret = hns3_set_port_vlan_filter(hns, vlan_id, on);
 467                 writen_to_tbl = true;
 468         }
 469
 470         if (ret == 0) {
 471                 if (on)
 472                         hns3_add_dev_vlan_table(hns, vlan_id, writen_to_tbl);
 473                 else
 474                         hns3_rm_dev_vlan_table(hns, vlan_id);
 475         }
 476         return ret;
 477 }
 478
 479 static int
 480 hns3_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 481 {
 482         struct hns3_adapter *hns = dev->data->dev_private;
 483         struct hns3_hw *hw = &hns->hw;
 484         int ret;
 485
 486         rte_spinlock_lock(&hw->lock);
 487         ret = hns3_vlan_filter_configure(hns, vlan_id, on);
 488         rte_spinlock_unlock(&hw->lock);
 489         return ret;
 490 }
 491
 492 static int
 493 hns3_vlan_tpid_configure(struct hns3_adapter *hns, enum rte_vlan_type vlan_type,
 494                          uint16_t tpid)
 495 {
 496         struct hns3_rx_vlan_type_cfg_cmd *rx_req;
 497         struct hns3_tx_vlan_type_cfg_cmd *tx_req;
 498         struct hns3_hw *hw = &hns->hw;
 499         struct hns3_cmd_desc desc;
 500         int ret;
 501
 502         if ((vlan_type != ETH_VLAN_TYPE_INNER &&
 503              vlan_type != ETH_VLAN_TYPE_OUTER)) {
 504                 hns3_err(hw, "Unsupported vlan type, vlan_type =%d", vlan_type);
 505                 return -EINVAL;
 506         }
 507
 508         if (tpid != RTE_ETHER_TYPE_VLAN) {
 509                 hns3_err(hw, "Unsupported vlan tpid, vlan_type =%d", vlan_type);
 510                 return -EINVAL;
 511         }
 512
 513         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_TYPE_ID, false);
 514         rx_req = (struct hns3_rx_vlan_type_cfg_cmd *)desc.data;
 515
 516         if (vlan_type == ETH_VLAN_TYPE_OUTER) {
 517                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 518                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 519         } else if (vlan_type == ETH_VLAN_TYPE_INNER) {
 520                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 521                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 522                 rx_req->in_fst_vlan_type = rte_cpu_to_le_16(tpid);
 523                 rx_req->in_sec_vlan_type = rte_cpu_to_le_16(tpid);
 524         }
 525
 526         ret = hns3_cmd_send(hw, &desc, 1);
 527         if (ret) {
 528                 hns3_err(hw, "Send rxvlan protocol type command fail, ret =%d",
 529                          ret);
 530                 return ret;
 531         }
 532
 533         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_INSERT, false);
 534
 535         tx_req = (struct hns3_tx_vlan_type_cfg_cmd *)desc.data;
 536         tx_req->ot_vlan_type = rte_cpu_to_le_16(tpid);
 537         tx_req->in_vlan_type = rte_cpu_to_le_16(tpid);
 538
 539         ret = hns3_cmd_send(hw, &desc, 1);
 540         if (ret)
 541                 hns3_err(hw, "Send txvlan protocol type command fail, ret =%d",
 542                          ret);
 543         return ret;
 544 }
 545
 546 static int
 547 hns3_vlan_tpid_set(struct rte_eth_dev *dev, enum rte_vlan_type vlan_type,
 548                    uint16_t tpid)
 549 {
 550         struct hns3_adapter *hns = dev->data->dev_private;
 551         struct hns3_hw *hw = &hns->hw;
 552         int ret;
 553
 554         rte_spinlock_lock(&hw->lock);
 555         ret = hns3_vlan_tpid_configure(hns, vlan_type, tpid);
 556         rte_spinlock_unlock(&hw->lock);
 557         return ret;
 558 }
 559
 560 static int
 561 hns3_set_vlan_rx_offload_cfg(struct hns3_adapter *hns,
 562                              struct hns3_rx_vtag_cfg *vcfg)
 563 {
 564         struct hns3_vport_vtag_rx_cfg_cmd *req;
 565         struct hns3_hw *hw = &hns->hw;
 566         struct hns3_cmd_desc desc;
 567         uint16_t vport_id;
 568         uint8_t bitmap;
 569         int ret;
 570
 571         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_RX_CFG, false);
 572
 573         req = (struct hns3_vport_vtag_rx_cfg_cmd *)desc.data;
 574         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG1_EN_B,
 575                      vcfg->strip_tag1_en ? 1 : 0);
 576         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG2_EN_B,
 577                      vcfg->strip_tag2_en ? 1 : 0);
 578         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG1_EN_B,
 579                      vcfg->vlan1_vlan_prionly ? 1 : 0);
 580         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG2_EN_B,
 581                      vcfg->vlan2_vlan_prionly ? 1 : 0);
 582
 583         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 584         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG1_EN_B,
 585                      vcfg->strip_tag1_discard_en ? 1 : 0);
 586         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG2_EN_B,
 587                      vcfg->strip_tag2_discard_en ? 1 : 0);
 588         /*
 589          * In current version VF is not supported when PF is driven by DPDK
 590          * driver, just need to configure parameters for PF vport.
 591          */
 592         vport_id = HNS3_PF_FUNC_ID;
 593         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 594         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 595         req->vf_bitmap[req->vf_offset] = bitmap;
 596
 597         ret = hns3_cmd_send(hw, &desc, 1);
 598         if (ret)
 599                 hns3_err(hw, "Send port rxvlan cfg command fail, ret =%d", ret);
 600         return ret;
 601 }
 602
 603 static void
 604 hns3_update_rx_offload_cfg(struct hns3_adapter *hns,
 605                            struct hns3_rx_vtag_cfg *vcfg)
 606 {
 607         struct hns3_pf *pf = &hns->pf;
 608         memcpy(&pf->vtag_config.rx_vcfg, vcfg, sizeof(pf->vtag_config.rx_vcfg));
 609 }
 610
 611 static void
 612 hns3_update_tx_offload_cfg(struct hns3_adapter *hns,
 613                            struct hns3_tx_vtag_cfg *vcfg)
 614 {
 615         struct hns3_pf *pf = &hns->pf;
 616         memcpy(&pf->vtag_config.tx_vcfg, vcfg, sizeof(pf->vtag_config.tx_vcfg));
 617 }
 618
 619 static int
 620 hns3_en_hw_strip_rxvtag(struct hns3_adapter *hns, bool enable)
 621 {
 622         struct hns3_rx_vtag_cfg rxvlan_cfg;
 623         struct hns3_hw *hw = &hns->hw;
 624         int ret;
 625
 626         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 627                 rxvlan_cfg.strip_tag1_en = false;
 628                 rxvlan_cfg.strip_tag2_en = enable;
 629                 rxvlan_cfg.strip_tag2_discard_en = false;
 630         } else {
 631                 rxvlan_cfg.strip_tag1_en = enable;
 632                 rxvlan_cfg.strip_tag2_en = true;
 633                 rxvlan_cfg.strip_tag2_discard_en = true;
 634         }
 635
 636         rxvlan_cfg.strip_tag1_discard_en = false;
 637         rxvlan_cfg.vlan1_vlan_prionly = false;
 638         rxvlan_cfg.vlan2_vlan_prionly = false;
 639         rxvlan_cfg.rx_vlan_offload_en = enable;
 640
 641         ret = hns3_set_vlan_rx_offload_cfg(hns, &rxvlan_cfg);
 642         if (ret) {
 643                 hns3_err(hw, "enable strip rx vtag failed, ret =%d", ret);
 644                 return ret;
 645         }
 646
 647         hns3_update_rx_offload_cfg(hns, &rxvlan_cfg);
 648
 649         return ret;
 650 }
 651
 652 static int
 653 hns3_set_vlan_filter_ctrl(struct hns3_hw *hw, uint8_t vlan_type,
 654                           uint8_t fe_type, bool filter_en, uint8_t vf_id)
 655 {
 656         struct hns3_vlan_filter_ctrl_cmd *req;
 657         struct hns3_cmd_desc desc;
 658         int ret;
 659
 660         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_CTRL, false);
 661
 662         req = (struct hns3_vlan_filter_ctrl_cmd *)desc.data;
 663         req->vlan_type = vlan_type;
 664         req->vlan_fe = filter_en ? fe_type : 0;
 665         req->vf_id = vf_id;
 666
 667         ret = hns3_cmd_send(hw, &desc, 1);
 668         if (ret)
 669                 hns3_err(hw, "set vlan filter fail, ret =%d", ret);
 670
 671         return ret;
 672 }
 673
 674 static int
 675 hns3_vlan_filter_init(struct hns3_adapter *hns)
 676 {
 677         struct hns3_hw *hw = &hns->hw;
 678         int ret;
 679
 680         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_VF,
 681                                         HNS3_FILTER_FE_EGRESS, false,
 682                                         HNS3_PF_FUNC_ID);
 683         if (ret) {
 684                 hns3_err(hw, "failed to init vf vlan filter, ret = %d", ret);
 685                 return ret;
 686         }
 687
 688         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 689                                         HNS3_FILTER_FE_INGRESS, false,
 690                                         HNS3_PF_FUNC_ID);
 691         if (ret)
 692                 hns3_err(hw, "failed to init port vlan filter, ret = %d", ret);
 693
 694         return ret;
 695 }
 696
 697 static int
 698 hns3_enable_vlan_filter(struct hns3_adapter *hns, bool enable)
 699 {
 700         struct hns3_hw *hw = &hns->hw;
 701         int ret;
 702
 703         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 704                                         HNS3_FILTER_FE_INGRESS, enable,
 705                                         HNS3_PF_FUNC_ID);
 706         if (ret)
 707                 hns3_err(hw, "failed to %s port vlan filter, ret = %d",
 708                          enable ? "enable" : "disable", ret);
 709
 710         return ret;
 711 }
 712
 713 static int
 714 hns3_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 715 {
 716         struct hns3_adapter *hns = dev->data->dev_private;
 717         struct hns3_hw *hw = &hns->hw;
 718         struct rte_eth_rxmode *rxmode;
 719         unsigned int tmp_mask;
 720         bool enable;
 721         int ret = 0;
 722
 723         rte_spinlock_lock(&hw->lock);
 724         rxmode = &dev->data->dev_conf.rxmode;
 725         tmp_mask = (unsigned int)mask;
 726         if (tmp_mask & ETH_VLAN_FILTER_MASK) {
 727                 /* ignore vlan filter configuration during promiscuous mode */
 728                 if (!dev->data->promiscuous) {
 729                         /* Enable or disable VLAN filter */
 730                         enable = rxmode->offloads & DEV_RX_OFFLOAD_VLAN_FILTER ?
 731                                  true : false;
 732
 733                         ret = hns3_enable_vlan_filter(hns, enable);
 734                         if (ret) {
 735                                 rte_spinlock_unlock(&hw->lock);
 736                                 hns3_err(hw, "failed to %s rx filter, ret = %d",
 737                                          enable ? "enable" : "disable", ret);
 738                                 return ret;
 739                         }
 740                 }
 741         }
 742
 743         if (tmp_mask & ETH_VLAN_STRIP_MASK) {
 744                 /* Enable or disable VLAN stripping */
 745                 enable = rxmode->offloads & DEV_RX_OFFLOAD_VLAN_STRIP ?
 746                     true : false;
 747
 748                 ret = hns3_en_hw_strip_rxvtag(hns, enable);
 749                 if (ret) {
 750                         rte_spinlock_unlock(&hw->lock);
 751                         hns3_err(hw, "failed to %s rx strip, ret = %d",
 752                                  enable ? "enable" : "disable", ret);
 753                         return ret;
 754                 }
 755         }
 756
 757         rte_spinlock_unlock(&hw->lock);
 758
 759         return ret;
 760 }
 761
 762 static int
 763 hns3_set_vlan_tx_offload_cfg(struct hns3_adapter *hns,
 764                              struct hns3_tx_vtag_cfg *vcfg)
 765 {
 766         struct hns3_vport_vtag_tx_cfg_cmd *req;
 767         struct hns3_cmd_desc desc;
 768         struct hns3_hw *hw = &hns->hw;
 769         uint16_t vport_id;
 770         uint8_t bitmap;
 771         int ret;
 772
 773         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_TX_CFG, false);
 774
 775         req = (struct hns3_vport_vtag_tx_cfg_cmd *)desc.data;
 776         req->def_vlan_tag1 = vcfg->default_tag1;
 777         req->def_vlan_tag2 = vcfg->default_tag2;
 778         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG1_B,
 779                      vcfg->accept_tag1 ? 1 : 0);
 780         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG1_B,
 781                      vcfg->accept_untag1 ? 1 : 0);
 782         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG2_B,
 783                      vcfg->accept_tag2 ? 1 : 0);
 784         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG2_B,
 785                      vcfg->accept_untag2 ? 1 : 0);
 786         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG1_EN_B,
 787                      vcfg->insert_tag1_en ? 1 : 0);
 788         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG2_EN_B,
 789                      vcfg->insert_tag2_en ? 1 : 0);
 790         hns3_set_bit(req->vport_vlan_cfg, HNS3_CFG_NIC_ROCE_SEL_B, 0);
 791
 792         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 793         hns3_set_bit(req->vport_vlan_cfg, HNS3_TAG_SHIFT_MODE_EN_B,
 794                      vcfg->tag_shift_mode_en ? 1 : 0);
 795
 796         /*
 797          * In current version VF is not supported when PF is driven by DPDK
 798          * driver, just need to configure parameters for PF vport.
 799          */
 800         vport_id = HNS3_PF_FUNC_ID;
 801         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 802         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 803         req->vf_bitmap[req->vf_offset] = bitmap;
 804
 805         ret = hns3_cmd_send(hw, &desc, 1);
 806         if (ret)
 807                 hns3_err(hw, "Send port txvlan cfg command fail, ret =%d", ret);
 808
 809         return ret;
 810 }
 811
 812 static int
 813 hns3_vlan_txvlan_cfg(struct hns3_adapter *hns, uint16_t port_base_vlan_state,
 814                      uint16_t pvid)
 815 {
 816         struct hns3_hw *hw = &hns->hw;
 817         struct hns3_tx_vtag_cfg txvlan_cfg;
 818         int ret;
 819
 820         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_DISABLE) {
 821                 txvlan_cfg.accept_tag1 = true;
 822                 txvlan_cfg.insert_tag1_en = false;
 823                 txvlan_cfg.default_tag1 = 0;
 824         } else {
 825                 txvlan_cfg.accept_tag1 =
 826                         hw->vlan_mode == HNS3_HW_SHIFT_AND_DISCARD_MODE;
 827                 txvlan_cfg.insert_tag1_en = true;
 828                 txvlan_cfg.default_tag1 = pvid;
 829         }
 830
 831         txvlan_cfg.accept_untag1 = true;
 832         txvlan_cfg.accept_tag2 = true;
 833         txvlan_cfg.accept_untag2 = true;
 834         txvlan_cfg.insert_tag2_en = false;
 835         txvlan_cfg.default_tag2 = 0;
 836         txvlan_cfg.tag_shift_mode_en = true;
 837
 838         ret = hns3_set_vlan_tx_offload_cfg(hns, &txvlan_cfg);
 839         if (ret) {
 840                 hns3_err(hw, "pf vlan set pvid failed, pvid =%u ,ret =%d", pvid,
 841                          ret);
 842                 return ret;
 843         }
 844
 845         hns3_update_tx_offload_cfg(hns, &txvlan_cfg);
 846         return ret;
 847 }
 848
 849
 850 static void
 851 hns3_rm_all_vlan_table(struct hns3_adapter *hns, bool is_del_list)
 852 {
 853         struct hns3_user_vlan_table *vlan_entry;
 854         struct hns3_pf *pf = &hns->pf;
 855
 856         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 857                 if (vlan_entry->hd_tbl_status) {
 858                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 0);
 859                         vlan_entry->hd_tbl_status = false;
 860                 }
 861         }
 862
 863         if (is_del_list) {
 864                 vlan_entry = LIST_FIRST(&pf->vlan_list);
 865                 while (vlan_entry) {
 866                         LIST_REMOVE(vlan_entry, next);
 867                         rte_free(vlan_entry);
 868                         vlan_entry = LIST_FIRST(&pf->vlan_list);
 869                 }
 870         }
 871 }
 872
 873 static void
 874 hns3_add_all_vlan_table(struct hns3_adapter *hns)
 875 {
 876         struct hns3_user_vlan_table *vlan_entry;
 877         struct hns3_pf *pf = &hns->pf;
 878
 879         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 880                 if (!vlan_entry->hd_tbl_status) {
 881                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 1);
 882                         vlan_entry->hd_tbl_status = true;
 883                 }
 884         }
 885 }
 886
 887 static void
 888 hns3_remove_all_vlan_table(struct hns3_adapter *hns)
 889 {
 890         struct hns3_hw *hw = &hns->hw;
 891         int ret;
 892
 893         hns3_rm_all_vlan_table(hns, true);
 894         if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID) {
 895                 ret = hns3_set_port_vlan_filter(hns,
 896                                                 hw->port_base_vlan_cfg.pvid, 0);
 897                 if (ret) {
 898                         hns3_err(hw, "Failed to remove all vlan table, ret =%d",
 899                                  ret);
 900                         return;
 901                 }
 902         }
 903 }
 904
 905 static int
 906 hns3_update_vlan_filter_entries(struct hns3_adapter *hns,
 907                         uint16_t port_base_vlan_state, uint16_t new_pvid)
 908 {
 909         struct hns3_hw *hw = &hns->hw;
 910         uint16_t old_pvid;
 911         int ret;
 912
 913         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_ENABLE) {
 914                 old_pvid = hw->port_base_vlan_cfg.pvid;
 915                 if (old_pvid != HNS3_INVALID_PVID) {
 916                         ret = hns3_set_port_vlan_filter(hns, old_pvid, 0);
 917                         if (ret) {
 918                                 hns3_err(hw, "failed to remove old pvid %u, "
 919                                                 "ret = %d", old_pvid, ret);
 920                                 return ret;
 921                         }
 922                 }
 923
 924                 hns3_rm_all_vlan_table(hns, false);
 925                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 1);
 926                 if (ret) {
 927                         hns3_err(hw, "failed to add new pvid %u, ret = %d",
 928                                         new_pvid, ret);
 929                         return ret;
 930                 }
 931         } else {
 932                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 0);
 933                 if (ret) {
 934                         hns3_err(hw, "failed to remove pvid %u, ret = %d",
 935                                         new_pvid, ret);
 936                         return ret;
 937                 }
 938
 939                 hns3_add_all_vlan_table(hns);
 940         }
 941         return 0;
 942 }
 943
 944 static int
 945 hns3_en_pvid_strip(struct hns3_adapter *hns, int on)
 946 {
 947         struct hns3_rx_vtag_cfg *old_cfg = &hns->pf.vtag_config.rx_vcfg;
 948         struct hns3_rx_vtag_cfg rx_vlan_cfg;
 949         bool rx_strip_en;
 950         int ret;
 951
 952         rx_strip_en = old_cfg->rx_vlan_offload_en;
 953         if (on) {
 954                 rx_vlan_cfg.strip_tag1_en = rx_strip_en;
 955                 rx_vlan_cfg.strip_tag2_en = true;
 956                 rx_vlan_cfg.strip_tag2_discard_en = true;
 957         } else {
 958                 rx_vlan_cfg.strip_tag1_en = false;
 959                 rx_vlan_cfg.strip_tag2_en = rx_strip_en;
 960                 rx_vlan_cfg.strip_tag2_discard_en = false;
 961         }
 962         rx_vlan_cfg.strip_tag1_discard_en = false;
 963         rx_vlan_cfg.vlan1_vlan_prionly = false;
 964         rx_vlan_cfg.vlan2_vlan_prionly = false;
 965         rx_vlan_cfg.rx_vlan_offload_en = old_cfg->rx_vlan_offload_en;
 966
 967         ret = hns3_set_vlan_rx_offload_cfg(hns, &rx_vlan_cfg);
 968         if (ret)
 969                 return ret;
 970
 971         hns3_update_rx_offload_cfg(hns, &rx_vlan_cfg);
 972         return ret;
 973 }
 974
 975 static int
 976 hns3_vlan_pvid_configure(struct hns3_adapter *hns, uint16_t pvid, int on)
 977 {
 978         struct hns3_hw *hw = &hns->hw;
 979         uint16_t port_base_vlan_state;
 980         int ret, err;
 981
 982         if (on == 0 && pvid != hw->port_base_vlan_cfg.pvid) {
 983                 if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID)
 984                         hns3_warn(hw, "Invalid operation! As current pvid set "
 985                                   "is %u, disable pvid %u is invalid",
 986                                   hw->port_base_vlan_cfg.pvid, pvid);
 987                 return 0;
 988         }
 989
 990         port_base_vlan_state = on ? HNS3_PORT_BASE_VLAN_ENABLE :
 991                                     HNS3_PORT_BASE_VLAN_DISABLE;
 992         ret = hns3_vlan_txvlan_cfg(hns, port_base_vlan_state, pvid);
 993         if (ret) {
 994                 hns3_err(hw, "failed to config tx vlan for pvid, ret = %d",
 995                          ret);
 996                 return ret;
 997         }
 998
 999         ret = hns3_en_pvid_strip(hns, on);
1000         if (ret) {
1001                 hns3_err(hw, "failed to config rx vlan strip for pvid, "
1002                          "ret = %d", ret);
1003                 goto pvid_vlan_strip_fail;
1004         }
1005
1006         if (pvid == HNS3_INVALID_PVID)
1007                 goto out;
1008         ret = hns3_update_vlan_filter_entries(hns, port_base_vlan_state, pvid);
1009         if (ret) {
1010                 hns3_err(hw, "failed to update vlan filter entries, ret = %d",
1011                          ret);
1012                 goto vlan_filter_set_fail;
1013         }
1014
1015 out:
1016         hw->port_base_vlan_cfg.state = port_base_vlan_state;
1017         hw->port_base_vlan_cfg.pvid = on ? pvid : HNS3_INVALID_PVID;
1018         return ret;
1019
1020 vlan_filter_set_fail:
1021         err = hns3_en_pvid_strip(hns, hw->port_base_vlan_cfg.state ==
1022                                         HNS3_PORT_BASE_VLAN_ENABLE);
1023         if (err)
1024                 hns3_err(hw, "fail to rollback pvid strip, ret = %d", err);
1025
1026 pvid_vlan_strip_fail:
1027         err = hns3_vlan_txvlan_cfg(hns, hw->port_base_vlan_cfg.state,
1028                                         hw->port_base_vlan_cfg.pvid);
1029         if (err)
1030                 hns3_err(hw, "fail to rollback txvlan status, ret = %d", err);
1031
1032         return ret;
1033 }
1034
1035 static int
1036 hns3_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid, int on)
1037 {
1038         struct hns3_adapter *hns = dev->data->dev_private;
1039         struct hns3_hw *hw = &hns->hw;
1040         bool pvid_en_state_change;
1041         uint16_t pvid_state;
1042         int ret;
1043
1044         if (pvid > RTE_ETHER_MAX_VLAN_ID) {
1045                 hns3_err(hw, "Invalid vlan_id = %u > %d", pvid,
1046                          RTE_ETHER_MAX_VLAN_ID);
1047                 return -EINVAL;
1048         }
1049
1050         /*
1051          * If PVID configuration state change, should refresh the PVID
1052          * configuration state in struct hns3_tx_queue/hns3_rx_queue.
1053          */
1054         pvid_state = hw->port_base_vlan_cfg.state;
1055         if ((on && pvid_state == HNS3_PORT_BASE_VLAN_ENABLE) ||
1056             (!on && pvid_state == HNS3_PORT_BASE_VLAN_DISABLE))
1057                 pvid_en_state_change = false;
1058         else
1059                 pvid_en_state_change = true;
1060
1061         rte_spinlock_lock(&hw->lock);
1062         ret = hns3_vlan_pvid_configure(hns, pvid, on);
1063         rte_spinlock_unlock(&hw->lock);
1064         if (ret)
1065                 return ret;
1066         /*
1067          * Only in HNS3_SW_SHIFT_AND_MODE the PVID related operation in Tx/Rx
1068          * need be processed by PMD driver.
1069          */
1070         if (pvid_en_state_change &&
1071             hw->vlan_mode == HNS3_SW_SHIFT_AND_DISCARD_MODE)
1072                 hns3_update_all_queues_pvid_proc_en(hw);
1073
1074         return 0;
1075 }
1076
1077 static int
1078 hns3_default_vlan_config(struct hns3_adapter *hns)
1079 {
1080         struct hns3_hw *hw = &hns->hw;
1081         int ret;
1082
1083         /*
1084          * When vlan filter is enabled, hardware regards packets without vlan
1085          * as packets with vlan 0. Therefore, if vlan 0 is not in the vlan
1086          * table, packets without vlan won't be received. So, add vlan 0 as
1087          * the default vlan.
1088          */
1089         ret = hns3_vlan_filter_configure(hns, 0, 1);
1090         if (ret)
1091                 hns3_err(hw, "default vlan 0 config failed, ret =%d", ret);
1092         return ret;
1093 }
1094
1095 static int
1096 hns3_init_vlan_config(struct hns3_adapter *hns)
1097 {
1098         struct hns3_hw *hw = &hns->hw;
1099         int ret;
1100
1101         /*
1102          * This function can be called in the initialization and reset process,
1103          * when in reset process, it means that hardware had been reseted
1104          * successfully and we need to restore the hardware configuration to
1105          * ensure that the hardware configuration remains unchanged before and
1106          * after reset.
1107          */
1108         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1109                 hw->port_base_vlan_cfg.state = HNS3_PORT_BASE_VLAN_DISABLE;
1110                 hw->port_base_vlan_cfg.pvid = HNS3_INVALID_PVID;
1111         }
1112
1113         ret = hns3_vlan_filter_init(hns);
1114         if (ret) {
1115                 hns3_err(hw, "vlan init fail in pf, ret =%d", ret);
1116                 return ret;
1117         }
1118
1119         ret = hns3_vlan_tpid_configure(hns, ETH_VLAN_TYPE_INNER,
1120                                        RTE_ETHER_TYPE_VLAN);
1121         if (ret) {
1122                 hns3_err(hw, "tpid set fail in pf, ret =%d", ret);
1123                 return ret;
1124         }
1125
1126         /*
1127          * When in the reinit dev stage of the reset process, the following
1128          * vlan-related configurations may differ from those at initialization,
1129          * we will restore configurations to hardware in hns3_restore_vlan_table
1130          * and hns3_restore_vlan_conf later.
1131          */
1132         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1133                 ret = hns3_vlan_pvid_configure(hns, HNS3_INVALID_PVID, 0);
1134                 if (ret) {
1135                         hns3_err(hw, "pvid set fail in pf, ret =%d", ret);
1136                         return ret;
1137                 }
1138
1139                 ret = hns3_en_hw_strip_rxvtag(hns, false);
1140                 if (ret) {
1141                         hns3_err(hw, "rx strip configure fail in pf, ret =%d",
1142                                  ret);
1143                         return ret;
1144                 }
1145         }
1146
1147         return hns3_default_vlan_config(hns);
1148 }
1149
1150 static int
1151 hns3_restore_vlan_conf(struct hns3_adapter *hns)
1152 {
1153         struct hns3_pf *pf = &hns->pf;
1154         struct hns3_hw *hw = &hns->hw;
1155         uint64_t offloads;
1156         bool enable;
1157         int ret;
1158
1159         if (!hw->data->promiscuous) {
1160                 /* restore vlan filter states */
1161                 offloads = hw->data->dev_conf.rxmode.offloads;
1162                 enable = offloads & DEV_RX_OFFLOAD_VLAN_FILTER ? true : false;
1163                 ret = hns3_enable_vlan_filter(hns, enable);
1164                 if (ret) {
1165                         hns3_err(hw, "failed to restore vlan rx filter conf, "
1166                                  "ret = %d", ret);
1167                         return ret;
1168                 }
1169         }
1170
1171         ret = hns3_set_vlan_rx_offload_cfg(hns, &pf->vtag_config.rx_vcfg);
1172         if (ret) {
1173                 hns3_err(hw, "failed to restore vlan rx conf, ret = %d", ret);
1174                 return ret;
1175         }
1176
1177         ret = hns3_set_vlan_tx_offload_cfg(hns, &pf->vtag_config.tx_vcfg);
1178         if (ret)
1179                 hns3_err(hw, "failed to restore vlan tx conf, ret = %d", ret);
1180
1181         return ret;
1182 }
1183
1184 static int
1185 hns3_dev_configure_vlan(struct rte_eth_dev *dev)
1186 {
1187         struct hns3_adapter *hns = dev->data->dev_private;
1188         struct rte_eth_dev_data *data = dev->data;
1189         struct rte_eth_txmode *txmode;
1190         struct hns3_hw *hw = &hns->hw;
1191         int mask;
1192         int ret;
1193
1194         txmode = &data->dev_conf.txmode;
1195         if (txmode->hw_vlan_reject_tagged || txmode->hw_vlan_reject_untagged)
1196                 hns3_warn(hw,
1197                           "hw_vlan_reject_tagged or hw_vlan_reject_untagged "
1198                           "configuration is not supported! Ignore these two "
1199                           "parameters: hw_vlan_reject_tagged(%u), "
1200                           "hw_vlan_reject_untagged(%u)",
1201                           txmode->hw_vlan_reject_tagged,
1202                           txmode->hw_vlan_reject_untagged);
1203
1204         /* Apply vlan offload setting */
1205         mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK;
1206         ret = hns3_vlan_offload_set(dev, mask);
1207         if (ret) {
1208                 hns3_err(hw, "dev config rx vlan offload failed, ret = %d",
1209                          ret);
1210                 return ret;
1211         }
1212
1213         /*
1214          * If pvid config is not set in rte_eth_conf, driver needn't to set
1215          * VLAN pvid related configuration to hardware.
1216          */
1217         if (txmode->pvid == 0 && txmode->hw_vlan_insert_pvid == 0)
1218                 return 0;
1219
1220         /* Apply pvid setting */
1221         ret = hns3_vlan_pvid_set(dev, txmode->pvid,
1222                                  txmode->hw_vlan_insert_pvid);
1223         if (ret)
1224                 hns3_err(hw, "dev config vlan pvid(%u) failed, ret = %d",
1225                          txmode->pvid, ret);
1226
1227         return ret;
1228 }
1229
1230 static int
1231 hns3_config_tso(struct hns3_hw *hw, unsigned int tso_mss_min,
1232                 unsigned int tso_mss_max)
1233 {
1234         struct hns3_cfg_tso_status_cmd *req;
1235         struct hns3_cmd_desc desc;
1236         uint16_t tso_mss;
1237
1238         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TSO_GENERIC_CONFIG, false);
1239
1240         req = (struct hns3_cfg_tso_status_cmd *)desc.data;
1241
1242         tso_mss = 0;
1243         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1244                        tso_mss_min);
1245         req->tso_mss_min = rte_cpu_to_le_16(tso_mss);
1246
1247         tso_mss = 0;
1248         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1249                        tso_mss_max);
1250         req->tso_mss_max = rte_cpu_to_le_16(tso_mss);
1251
1252         return hns3_cmd_send(hw, &desc, 1);
1253 }
1254
1255 static int
1256 hns3_set_umv_space(struct hns3_hw *hw, uint16_t space_size,
1257                    uint16_t *allocated_size, bool is_alloc)
1258 {
1259         struct hns3_umv_spc_alc_cmd *req;
1260         struct hns3_cmd_desc desc;
1261         int ret;
1262
1263         req = (struct hns3_umv_spc_alc_cmd *)desc.data;
1264         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ALLOCATE, false);
1265         hns3_set_bit(req->allocate, HNS3_UMV_SPC_ALC_B, is_alloc ? 0 : 1);
1266         req->space_size = rte_cpu_to_le_32(space_size);
1267
1268         ret = hns3_cmd_send(hw, &desc, 1);
1269         if (ret) {
1270                 PMD_INIT_LOG(ERR, "%s umv space failed for cmd_send, ret =%d",
1271                              is_alloc ? "allocate" : "free", ret);
1272                 return ret;
1273         }
1274
1275         if (is_alloc && allocated_size)
1276                 *allocated_size = rte_le_to_cpu_32(desc.data[1]);
1277
1278         return 0;
1279 }
1280
1281 static int
1282 hns3_init_umv_space(struct hns3_hw *hw)
1283 {
1284         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1285         struct hns3_pf *pf = &hns->pf;
1286         uint16_t allocated_size = 0;
1287         int ret;
1288
1289         ret = hns3_set_umv_space(hw, pf->wanted_umv_size, &allocated_size,
1290                                  true);
1291         if (ret)
1292                 return ret;
1293
1294         if (allocated_size < pf->wanted_umv_size)
1295                 PMD_INIT_LOG(WARNING, "Alloc umv space failed, want %u, get %u",
1296                              pf->wanted_umv_size, allocated_size);
1297
1298         pf->max_umv_size = (!!allocated_size) ? allocated_size :
1299                                                 pf->wanted_umv_size;
1300         pf->used_umv_size = 0;
1301         return 0;
1302 }
1303
1304 static int
1305 hns3_uninit_umv_space(struct hns3_hw *hw)
1306 {
1307         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1308         struct hns3_pf *pf = &hns->pf;
1309         int ret;
1310
1311         if (pf->max_umv_size == 0)
1312                 return 0;
1313
1314         ret = hns3_set_umv_space(hw, pf->max_umv_size, NULL, false);
1315         if (ret)
1316                 return ret;
1317
1318         pf->max_umv_size = 0;
1319
1320         return 0;
1321 }
1322
1323 static bool
1324 hns3_is_umv_space_full(struct hns3_hw *hw)
1325 {
1326         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1327         struct hns3_pf *pf = &hns->pf;
1328         bool is_full;
1329
1330         is_full = (pf->used_umv_size >= pf->max_umv_size);
1331
1332         return is_full;
1333 }
1334
1335 static void
1336 hns3_update_umv_space(struct hns3_hw *hw, bool is_free)
1337 {
1338         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1339         struct hns3_pf *pf = &hns->pf;
1340
1341         if (is_free) {
1342                 if (pf->used_umv_size > 0)
1343                         pf->used_umv_size--;
1344         } else
1345                 pf->used_umv_size++;
1346 }
1347
1348 static void
1349 hns3_prepare_mac_addr(struct hns3_mac_vlan_tbl_entry_cmd *new_req,
1350                       const uint8_t *addr, bool is_mc)
1351 {
1352         const unsigned char *mac_addr = addr;
1353         uint32_t high_val = ((uint32_t)mac_addr[3] << 24) |
1354                             ((uint32_t)mac_addr[2] << 16) |
1355                             ((uint32_t)mac_addr[1] << 8) |
1356                             (uint32_t)mac_addr[0];
1357         uint32_t low_val = ((uint32_t)mac_addr[5] << 8) | (uint32_t)mac_addr[4];
1358
1359         hns3_set_bit(new_req->flags, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1360         if (is_mc) {
1361                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1362                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT1_EN_B, 1);
1363                 hns3_set_bit(new_req->mc_mac_en, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1364         }
1365
1366         new_req->mac_addr_hi32 = rte_cpu_to_le_32(high_val);
1367         new_req->mac_addr_lo16 = rte_cpu_to_le_16(low_val & 0xffff);
1368 }
1369
1370 static int
1371 hns3_get_mac_vlan_cmd_status(struct hns3_hw *hw, uint16_t cmdq_resp,
1372                              uint8_t resp_code,
1373                              enum hns3_mac_vlan_tbl_opcode op)
1374 {
1375         if (cmdq_resp) {
1376                 hns3_err(hw, "cmdq execute failed for get_mac_vlan_cmd_status,status=%u",
1377                          cmdq_resp);
1378                 return -EIO;
1379         }
1380
1381         if (op == HNS3_MAC_VLAN_ADD) {
1382                 if (resp_code == 0 || resp_code == 1) {
1383                         return 0;
1384                 } else if (resp_code == HNS3_ADD_UC_OVERFLOW) {
1385                         hns3_err(hw, "add mac addr failed for uc_overflow");
1386                         return -ENOSPC;
1387                 } else if (resp_code == HNS3_ADD_MC_OVERFLOW) {
1388                         hns3_err(hw, "add mac addr failed for mc_overflow");
1389                         return -ENOSPC;
1390                 }
1391
1392                 hns3_err(hw, "add mac addr failed for undefined, code=%u",
1393                          resp_code);
1394                 return -EIO;
1395         } else if (op == HNS3_MAC_VLAN_REMOVE) {
1396                 if (resp_code == 0) {
1397                         return 0;
1398                 } else if (resp_code == 1) {
1399                         hns3_dbg(hw, "remove mac addr failed for miss");
1400                         return -ENOENT;
1401                 }
1402
1403                 hns3_err(hw, "remove mac addr failed for undefined, code=%u",
1404                          resp_code);
1405                 return -EIO;
1406         } else if (op == HNS3_MAC_VLAN_LKUP) {
1407                 if (resp_code == 0) {
1408                         return 0;
1409                 } else if (resp_code == 1) {
1410                         hns3_dbg(hw, "lookup mac addr failed for miss");
1411                         return -ENOENT;
1412                 }
1413
1414                 hns3_err(hw, "lookup mac addr failed for undefined, code=%u",
1415                          resp_code);
1416                 return -EIO;
1417         }
1418
1419         hns3_err(hw, "unknown opcode for get_mac_vlan_cmd_status, opcode=%u",
1420                  op);
1421
1422         return -EINVAL;
1423 }
1424
1425 static int
1426 hns3_lookup_mac_vlan_tbl(struct hns3_hw *hw,
1427                          struct hns3_mac_vlan_tbl_entry_cmd *req,
1428                          struct hns3_cmd_desc *desc, bool is_mc)
1429 {
1430         uint8_t resp_code;
1431         uint16_t retval;
1432         int ret;
1433
1434         hns3_cmd_setup_basic_desc(&desc[0], HNS3_OPC_MAC_VLAN_ADD, true);
1435         if (is_mc) {
1436                 desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1437                 memcpy(desc[0].data, req,
1438                            sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1439                 hns3_cmd_setup_basic_desc(&desc[1], HNS3_OPC_MAC_VLAN_ADD,
1440                                           true);
1441                 desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1442                 hns3_cmd_setup_basic_desc(&desc[2], HNS3_OPC_MAC_VLAN_ADD,
1443                                           true);
1444                 ret = hns3_cmd_send(hw, desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
1445         } else {
1446                 memcpy(desc[0].data, req,
1447                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1448                 ret = hns3_cmd_send(hw, desc, 1);
1449         }
1450         if (ret) {
1451                 hns3_err(hw, "lookup mac addr failed for cmd_send, ret =%d.",
1452                          ret);
1453                 return ret;
1454         }
1455         resp_code = (rte_le_to_cpu_32(desc[0].data[0]) >> 8) & 0xff;
1456         retval = rte_le_to_cpu_16(desc[0].retval);
1457
1458         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1459                                             HNS3_MAC_VLAN_LKUP);
1460 }
1461
1462 static int
1463 hns3_add_mac_vlan_tbl(struct hns3_hw *hw,
1464                       struct hns3_mac_vlan_tbl_entry_cmd *req,
1465                       struct hns3_cmd_desc *mc_desc)
1466 {
1467         uint8_t resp_code;
1468         uint16_t retval;
1469         int cfg_status;
1470         int ret;
1471
1472         if (mc_desc == NULL) {
1473                 struct hns3_cmd_desc desc;
1474
1475                 hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ADD, false);
1476                 memcpy(desc.data, req,
1477                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1478                 ret = hns3_cmd_send(hw, &desc, 1);
1479                 resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
1480                 retval = rte_le_to_cpu_16(desc.retval);
1481
1482                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1483                                                           HNS3_MAC_VLAN_ADD);
1484         } else {
1485                 hns3_cmd_reuse_desc(&mc_desc[0], false);
1486                 mc_desc[0].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1487                 hns3_cmd_reuse_desc(&mc_desc[1], false);
1488                 mc_desc[1].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1489                 hns3_cmd_reuse_desc(&mc_desc[2], false);
1490                 mc_desc[2].flag &= rte_cpu_to_le_16(~HNS3_CMD_FLAG_NEXT);
1491                 memcpy(mc_desc[0].data, req,
1492                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1493                 mc_desc[0].retval = 0;
1494                 ret = hns3_cmd_send(hw, mc_desc, HNS3_MC_MAC_VLAN_ADD_DESC_NUM);
1495                 resp_code = (rte_le_to_cpu_32(mc_desc[0].data[0]) >> 8) & 0xff;
1496                 retval = rte_le_to_cpu_16(mc_desc[0].retval);
1497
1498                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1499                                                           HNS3_MAC_VLAN_ADD);
1500         }
1501
1502         if (ret) {
1503                 hns3_err(hw, "add mac addr failed for cmd_send, ret =%d", ret);
1504                 return ret;
1505         }
1506
1507         return cfg_status;
1508 }
1509
1510 static int
1511 hns3_remove_mac_vlan_tbl(struct hns3_hw *hw,
1512                          struct hns3_mac_vlan_tbl_entry_cmd *req)
1513 {
1514         struct hns3_cmd_desc desc;
1515         uint8_t resp_code;
1516         uint16_t retval;
1517         int ret;
1518
1519         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_REMOVE, false);
1520
1521         memcpy(desc.data, req, sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1522
1523         ret = hns3_cmd_send(hw, &desc, 1);
1524         if (ret) {
1525                 hns3_err(hw, "del mac addr failed for cmd_send, ret =%d", ret);
1526                 return ret;
1527         }
1528         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
1529         retval = rte_le_to_cpu_16(desc.retval);
1530
1531         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1532                                             HNS3_MAC_VLAN_REMOVE);
1533 }
1534
1535 static int
1536 hns3_add_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1537 {
1538         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1539         struct hns3_mac_vlan_tbl_entry_cmd req;
1540         struct hns3_pf *pf = &hns->pf;
1541         struct hns3_cmd_desc desc[3];
1542         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1543         uint16_t egress_port = 0;
1544         uint8_t vf_id;
1545         int ret;
1546
1547         /* check if mac addr is valid */
1548         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1549                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1550                                       mac_addr);
1551                 hns3_err(hw, "Add unicast mac addr err! addr(%s) invalid",
1552                          mac_str);
1553                 return -EINVAL;
1554         }
1555
1556         memset(&req, 0, sizeof(req));
1557
1558         /*
1559          * In current version VF is not supported when PF is driven by DPDK
1560          * driver, just need to configure parameters for PF vport.
1561          */
1562         vf_id = HNS3_PF_FUNC_ID;
1563         hns3_set_field(egress_port, HNS3_MAC_EPORT_VFID_M,
1564                        HNS3_MAC_EPORT_VFID_S, vf_id);
1565
1566         req.egress_port = rte_cpu_to_le_16(egress_port);
1567
1568         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1569
1570         /*
1571          * Lookup the mac address in the mac_vlan table, and add
1572          * it if the entry is inexistent. Repeated unicast entry
1573          * is not allowed in the mac vlan table.
1574          */
1575         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, false);
1576         if (ret == -ENOENT) {
1577                 if (!hns3_is_umv_space_full(hw)) {
1578                         ret = hns3_add_mac_vlan_tbl(hw, &req, NULL);
1579                         if (!ret)
1580                                 hns3_update_umv_space(hw, false);
1581                         return ret;
1582                 }
1583
1584                 hns3_err(hw, "UC MAC table full(%u)", pf->used_umv_size);
1585
1586                 return -ENOSPC;
1587         }
1588
1589         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr);
1590
1591         /* check if we just hit the duplicate */
1592         if (ret == 0) {
1593                 hns3_dbg(hw, "mac addr(%s) has been in the MAC table", mac_str);
1594                 return 0;
1595         }
1596
1597         hns3_err(hw, "PF failed to add unicast entry(%s) in the MAC table",
1598                  mac_str);
1599
1600         return ret;
1601 }
1602
1603 static int
1604 hns3_add_mc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1605 {
1606         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1607         struct rte_ether_addr *addr;
1608         int ret;
1609         int i;
1610
1611         for (i = 0; i < hw->mc_addrs_num; i++) {
1612                 addr = &hw->mc_addrs[i];
1613                 /* Check if there are duplicate addresses */
1614                 if (rte_is_same_ether_addr(addr, mac_addr)) {
1615                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1616                                               addr);
1617                         hns3_err(hw, "failed to add mc mac addr, same addrs"
1618                                  "(%s) is added by the set_mc_mac_addr_list "
1619                                  "API", mac_str);
1620                         return -EINVAL;
1621                 }
1622         }
1623
1624         ret = hns3_add_mc_addr(hw, mac_addr);
1625         if (ret) {
1626                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1627                                       mac_addr);
1628                 hns3_err(hw, "failed to add mc mac addr(%s), ret = %d",
1629                          mac_str, ret);
1630         }
1631         return ret;
1632 }
1633
1634 static int
1635 hns3_remove_mc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1636 {
1637         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1638         int ret;
1639
1640         ret = hns3_remove_mc_addr(hw, mac_addr);
1641         if (ret) {
1642                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1643                                       mac_addr);
1644                 hns3_err(hw, "failed to remove mc mac addr(%s), ret = %d",
1645                          mac_str, ret);
1646         }
1647         return ret;
1648 }
1649
1650 static int
1651 hns3_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
1652                   uint32_t idx, __rte_unused uint32_t pool)
1653 {
1654         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1655         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1656         int ret;
1657
1658         rte_spinlock_lock(&hw->lock);
1659
1660         /*
1661          * In hns3 network engine adding UC and MC mac address with different
1662          * commands with firmware. We need to determine whether the input
1663          * address is a UC or a MC address to call different commands.
1664          * By the way, it is recommended calling the API function named
1665          * rte_eth_dev_set_mc_addr_list to set the MC mac address, because
1666          * using the rte_eth_dev_mac_addr_add API function to set MC mac address
1667          * may affect the specifications of UC mac addresses.
1668          */
1669         if (rte_is_multicast_ether_addr(mac_addr))
1670                 ret = hns3_add_mc_addr_common(hw, mac_addr);
1671         else
1672                 ret = hns3_add_uc_addr_common(hw, mac_addr);
1673
1674         if (ret) {
1675                 rte_spinlock_unlock(&hw->lock);
1676                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1677                                       mac_addr);
1678                 hns3_err(hw, "failed to add mac addr(%s), ret = %d", mac_str,
1679                          ret);
1680                 return ret;
1681         }
1682
1683         if (idx == 0)
1684                 hw->mac.default_addr_setted = true;
1685         rte_spinlock_unlock(&hw->lock);
1686
1687         return ret;
1688 }
1689
1690 static int
1691 hns3_remove_uc_addr_common(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1692 {
1693         struct hns3_mac_vlan_tbl_entry_cmd req;
1694         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1695         int ret;
1696
1697         /* check if mac addr is valid */
1698         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1699                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1700                                       mac_addr);
1701                 hns3_err(hw, "remove unicast mac addr err! addr(%s) invalid",
1702                          mac_str);
1703                 return -EINVAL;
1704         }
1705
1706         memset(&req, 0, sizeof(req));
1707         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1708         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1709         ret = hns3_remove_mac_vlan_tbl(hw, &req);
1710         if (ret == -ENOENT) /* mac addr isn't existent in the mac vlan table. */
1711                 return 0;
1712         else if (ret == 0)
1713                 hns3_update_umv_space(hw, true);
1714
1715         return ret;
1716 }
1717
1718 static void
1719 hns3_remove_mac_addr(struct rte_eth_dev *dev, uint32_t idx)
1720 {
1721         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1722         /* index will be checked by upper level rte interface */
1723         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[idx];
1724         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1725         int ret;
1726
1727         rte_spinlock_lock(&hw->lock);
1728
1729         if (rte_is_multicast_ether_addr(mac_addr))
1730                 ret = hns3_remove_mc_addr_common(hw, mac_addr);
1731         else
1732                 ret = hns3_remove_uc_addr_common(hw, mac_addr);
1733         rte_spinlock_unlock(&hw->lock);
1734         if (ret) {
1735                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1736                                       mac_addr);
1737                 hns3_err(hw, "failed to remove mac addr(%s), ret = %d", mac_str,
1738                          ret);
1739         }
1740 }
1741
1742 static int
1743 hns3_set_default_mac_addr(struct rte_eth_dev *dev,
1744                           struct rte_ether_addr *mac_addr)
1745 {
1746         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1747         struct rte_ether_addr *oaddr;
1748         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1749         bool default_addr_setted;
1750         bool rm_succes = false;
1751         int ret, ret_val;
1752
1753         /*
1754          * It has been guaranteed that input parameter named mac_addr is valid
1755          * address in the rte layer of DPDK framework.
1756          */
1757         oaddr = (struct rte_ether_addr *)hw->mac.mac_addr;
1758         default_addr_setted = hw->mac.default_addr_setted;
1759         if (default_addr_setted && !!rte_is_same_ether_addr(mac_addr, oaddr))
1760                 return 0;
1761
1762         rte_spinlock_lock(&hw->lock);
1763         if (default_addr_setted) {
1764                 ret = hns3_remove_uc_addr_common(hw, oaddr);
1765                 if (ret) {
1766                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1767                                               oaddr);
1768                         hns3_warn(hw, "Remove old uc mac address(%s) fail: %d",
1769                                   mac_str, ret);
1770                         rm_succes = false;
1771                 } else
1772                         rm_succes = true;
1773         }
1774
1775         ret = hns3_add_uc_addr_common(hw, mac_addr);
1776         if (ret) {
1777                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1778                                       mac_addr);
1779                 hns3_err(hw, "Failed to set mac addr(%s): %d", mac_str, ret);
1780                 goto err_add_uc_addr;
1781         }
1782
1783         ret = hns3_pause_addr_cfg(hw, mac_addr->addr_bytes);
1784         if (ret) {
1785                 hns3_err(hw, "Failed to configure mac pause address: %d", ret);
1786                 goto err_pause_addr_cfg;
1787         }
1788
1789         rte_ether_addr_copy(mac_addr,
1790                             (struct rte_ether_addr *)hw->mac.mac_addr);
1791         hw->mac.default_addr_setted = true;
1792         rte_spinlock_unlock(&hw->lock);
1793
1794         return 0;
1795
1796 err_pause_addr_cfg:
1797         ret_val = hns3_remove_uc_addr_common(hw, mac_addr);
1798         if (ret_val) {
1799                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1800                                       mac_addr);
1801                 hns3_warn(hw,
1802                           "Failed to roll back to del setted mac addr(%s): %d",
1803                           mac_str, ret_val);
1804         }
1805
1806 err_add_uc_addr:
1807         if (rm_succes) {
1808                 ret_val = hns3_add_uc_addr_common(hw, oaddr);
1809                 if (ret_val) {
1810                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1811                                               oaddr);
1812                         hns3_warn(hw,
1813                                   "Failed to restore old uc mac addr(%s): %d",
1814                                   mac_str, ret_val);
1815                         hw->mac.default_addr_setted = false;
1816                 }
1817         }
1818         rte_spinlock_unlock(&hw->lock);
1819
1820         return ret;
1821 }
1822
1823 static int
1824 hns3_configure_all_mac_addr(struct hns3_adapter *hns, bool del)
1825 {
1826         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1827         struct hns3_hw *hw = &hns->hw;
1828         struct rte_ether_addr *addr;
1829         int err = 0;
1830         int ret;
1831         int i;
1832
1833         for (i = 0; i < HNS3_UC_MACADDR_NUM; i++) {
1834                 addr = &hw->data->mac_addrs[i];
1835                 if (rte_is_zero_ether_addr(addr))
1836                         continue;
1837                 if (rte_is_multicast_ether_addr(addr))
1838                         ret = del ? hns3_remove_mc_addr(hw, addr) :
1839                               hns3_add_mc_addr(hw, addr);
1840                 else
1841                         ret = del ? hns3_remove_uc_addr_common(hw, addr) :
1842                               hns3_add_uc_addr_common(hw, addr);
1843
1844                 if (ret) {
1845                         err = ret;
1846                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1847                                               addr);
1848                         hns3_err(hw, "failed to %s mac addr(%s) index:%d "
1849                                  "ret = %d.", del ? "remove" : "restore",
1850                                  mac_str, i, ret);
1851                 }
1852         }
1853         return err;
1854 }
1855
1856 static void
1857 hns3_update_desc_vfid(struct hns3_cmd_desc *desc, uint8_t vfid, bool clr)
1858 {
1859 #define HNS3_VF_NUM_IN_FIRST_DESC 192
1860         uint8_t word_num;
1861         uint8_t bit_num;
1862
1863         if (vfid < HNS3_VF_NUM_IN_FIRST_DESC) {
1864                 word_num = vfid / 32;
1865                 bit_num = vfid % 32;
1866                 if (clr)
1867                         desc[1].data[word_num] &=
1868                             rte_cpu_to_le_32(~(1UL << bit_num));
1869                 else
1870                         desc[1].data[word_num] |=
1871                             rte_cpu_to_le_32(1UL << bit_num);
1872         } else {
1873                 word_num = (vfid - HNS3_VF_NUM_IN_FIRST_DESC) / 32;
1874                 bit_num = vfid % 32;
1875                 if (clr)
1876                         desc[2].data[word_num] &=
1877                             rte_cpu_to_le_32(~(1UL << bit_num));
1878                 else
1879                         desc[2].data[word_num] |=
1880                             rte_cpu_to_le_32(1UL << bit_num);
1881         }
1882 }
1883
1884 static int
1885 hns3_add_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1886 {
1887         struct hns3_mac_vlan_tbl_entry_cmd req;
1888         struct hns3_cmd_desc desc[3];
1889         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1890         uint8_t vf_id;
1891         int ret;
1892
1893         /* Check if mac addr is valid */
1894         if (!rte_is_multicast_ether_addr(mac_addr)) {
1895                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1896                                       mac_addr);
1897                 hns3_err(hw, "failed to add mc mac addr, addr(%s) invalid",
1898                          mac_str);
1899                 return -EINVAL;
1900         }
1901
1902         memset(&req, 0, sizeof(req));
1903         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1904         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1905         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
1906         if (ret) {
1907                 /* This mac addr do not exist, add new entry for it */
1908                 memset(desc[0].data, 0, sizeof(desc[0].data));
1909                 memset(desc[1].data, 0, sizeof(desc[0].data));
1910                 memset(desc[2].data, 0, sizeof(desc[0].data));
1911         }
1912
1913         /*
1914          * In current version VF is not supported when PF is driven by DPDK
1915          * driver, just need to configure parameters for PF vport.
1916          */
1917         vf_id = HNS3_PF_FUNC_ID;
1918         hns3_update_desc_vfid(desc, vf_id, false);
1919         ret = hns3_add_mac_vlan_tbl(hw, &req, desc);
1920         if (ret) {
1921                 if (ret == -ENOSPC)
1922                         hns3_err(hw, "mc mac vlan table is full");
1923                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1924                                       mac_addr);
1925                 hns3_err(hw, "failed to add mc mac addr(%s): %d", mac_str, ret);
1926         }
1927
1928         return ret;
1929 }
1930
1931 static int
1932 hns3_remove_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1933 {
1934         struct hns3_mac_vlan_tbl_entry_cmd req;
1935         struct hns3_cmd_desc desc[3];
1936         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1937         uint8_t vf_id;
1938         int ret;
1939
1940         /* Check if mac addr is valid */
1941         if (!rte_is_multicast_ether_addr(mac_addr)) {
1942                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1943                                       mac_addr);
1944                 hns3_err(hw, "Failed to rm mc mac addr, addr(%s) invalid",
1945                          mac_str);
1946                 return -EINVAL;
1947         }
1948
1949         memset(&req, 0, sizeof(req));
1950         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1951         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1952         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc, true);
1953         if (ret == 0) {
1954                 /*
1955                  * This mac addr exist, remove this handle's VFID for it.
1956                  * In current version VF is not supported when PF is driven by
1957                  * DPDK driver, just need to configure parameters for PF vport.
1958                  */
1959                 vf_id = HNS3_PF_FUNC_ID;
1960                 hns3_update_desc_vfid(desc, vf_id, true);
1961
1962                 /* All the vfid is zero, so need to delete this entry */
1963                 ret = hns3_remove_mac_vlan_tbl(hw, &req);
1964         } else if (ret == -ENOENT) {
1965                 /* This mac addr doesn't exist. */
1966                 return 0;
1967         }
1968
1969         if (ret) {
1970                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1971                                       mac_addr);
1972                 hns3_err(hw, "Failed to rm mc mac addr(%s): %d", mac_str, ret);
1973         }
1974
1975         return ret;
1976 }
1977
1978 static int
1979 hns3_set_mc_addr_chk_param(struct hns3_hw *hw,
1980                            struct rte_ether_addr *mc_addr_set,
1981                            uint32_t nb_mc_addr)
1982 {
1983         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1984         struct rte_ether_addr *addr;
1985         uint32_t i;
1986         uint32_t j;
1987
1988         if (nb_mc_addr > HNS3_MC_MACADDR_NUM) {
1989                 hns3_err(hw, "failed to set mc mac addr, nb_mc_addr(%u) "
1990                          "invalid. valid range: 0~%d",
1991                          nb_mc_addr, HNS3_MC_MACADDR_NUM);
1992                 return -EINVAL;
1993         }
1994
1995         /* Check if input mac addresses are valid */
1996         for (i = 0; i < nb_mc_addr; i++) {
1997                 addr = &mc_addr_set[i];
1998                 if (!rte_is_multicast_ether_addr(addr)) {
1999                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
2000                                               addr);
2001                         hns3_err(hw,
2002                                  "failed to set mc mac addr, addr(%s) invalid.",
2003                                  mac_str);
2004                         return -EINVAL;
2005                 }
2006
2007                 /* Check if there are duplicate addresses */
2008                 for (j = i + 1; j < nb_mc_addr; j++) {
2009                         if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
2010                                 hns3_ether_format_addr(mac_str,
2011                                                       RTE_ETHER_ADDR_FMT_SIZE,
2012                                                       addr);
2013                                 hns3_err(hw, "failed to set mc mac addr, "
2014                                          "addrs invalid. two same addrs(%s).",
2015                                          mac_str);
2016                                 return -EINVAL;
2017                         }
2018                 }
2019
2020                 /*
2021                  * Check if there are duplicate addresses between mac_addrs
2022                  * and mc_addr_set
2023                  */
2024                 for (j = 0; j < HNS3_UC_MACADDR_NUM; j++) {
2025                         if (rte_is_same_ether_addr(addr,
2026                                                    &hw->data->mac_addrs[j])) {
2027                                 hns3_ether_format_addr(mac_str,
2028                                                       RTE_ETHER_ADDR_FMT_SIZE,
2029                                                       addr);
2030                                 hns3_err(hw, "failed to set mc mac addr, "
2031                                          "addrs invalid. addrs(%s) has already "
2032                                          "configured in mac_addr add API",
2033                                          mac_str);
2034                                 return -EINVAL;
2035                         }
2036                 }
2037         }
2038
2039         return 0;
2040 }
2041
2042 static void
2043 hns3_set_mc_addr_calc_addr(struct hns3_hw *hw,
2044                            struct rte_ether_addr *mc_addr_set,
2045                            int mc_addr_num,
2046                            struct rte_ether_addr *reserved_addr_list,
2047                            int *reserved_addr_num,
2048                            struct rte_ether_addr *add_addr_list,
2049                            int *add_addr_num,
2050                            struct rte_ether_addr *rm_addr_list,
2051                            int *rm_addr_num)
2052 {
2053         struct rte_ether_addr *addr;
2054         int current_addr_num;
2055         int reserved_num = 0;
2056         int add_num = 0;
2057         int rm_num = 0;
2058         int num;
2059         int i;
2060         int j;
2061         bool same_addr;
2062
2063         /* Calculate the mc mac address list that should be removed */
2064         current_addr_num = hw->mc_addrs_num;
2065         for (i = 0; i < current_addr_num; i++) {
2066                 addr = &hw->mc_addrs[i];
2067                 same_addr = false;
2068                 for (j = 0; j < mc_addr_num; j++) {
2069                         if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
2070                                 same_addr = true;
2071                                 break;
2072                         }
2073                 }
2074
2075                 if (!same_addr) {
2076                         rte_ether_addr_copy(addr, &rm_addr_list[rm_num]);
2077                         rm_num++;
2078                 } else {
2079                         rte_ether_addr_copy(addr,
2080                                             &reserved_addr_list[reserved_num]);
2081                         reserved_num++;
2082                 }
2083         }
2084
2085         /* Calculate the mc mac address list that should be added */
2086         for (i = 0; i < mc_addr_num; i++) {
2087                 addr = &mc_addr_set[i];
2088                 same_addr = false;
2089                 for (j = 0; j < current_addr_num; j++) {
2090                         if (rte_is_same_ether_addr(addr, &hw->mc_addrs[j])) {
2091                                 same_addr = true;
2092                                 break;
2093                         }
2094                 }
2095
2096                 if (!same_addr) {
2097                         rte_ether_addr_copy(addr, &add_addr_list[add_num]);
2098                         add_num++;
2099                 }
2100         }
2101
2102         /* Reorder the mc mac address list maintained by driver */
2103         for (i = 0; i < reserved_num; i++)
2104                 rte_ether_addr_copy(&reserved_addr_list[i], &hw->mc_addrs[i]);
2105
2106         for (i = 0; i < rm_num; i++) {
2107                 num = reserved_num + i;
2108                 rte_ether_addr_copy(&rm_addr_list[i], &hw->mc_addrs[num]);
2109         }
2110
2111         *reserved_addr_num = reserved_num;
2112         *add_addr_num = add_num;
2113         *rm_addr_num = rm_num;
2114 }
2115
2116 static int
2117 hns3_set_mc_mac_addr_list(struct rte_eth_dev *dev,
2118                           struct rte_ether_addr *mc_addr_set,
2119                           uint32_t nb_mc_addr)
2120 {
2121         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2122         struct rte_ether_addr reserved_addr_list[HNS3_MC_MACADDR_NUM];
2123         struct rte_ether_addr add_addr_list[HNS3_MC_MACADDR_NUM];
2124         struct rte_ether_addr rm_addr_list[HNS3_MC_MACADDR_NUM];
2125         struct rte_ether_addr *addr;
2126         int reserved_addr_num;
2127         int add_addr_num;
2128         int rm_addr_num;
2129         int mc_addr_num;
2130         int num;
2131         int ret;
2132         int i;
2133
2134         /* Check if input parameters are valid */
2135         ret = hns3_set_mc_addr_chk_param(hw, mc_addr_set, nb_mc_addr);
2136         if (ret)
2137                 return ret;
2138
2139         rte_spinlock_lock(&hw->lock);
2140
2141         /*
2142          * Calculate the mc mac address lists those should be removed and be
2143          * added, Reorder the mc mac address list maintained by driver.
2144          */
2145         mc_addr_num = (int)nb_mc_addr;
2146         hns3_set_mc_addr_calc_addr(hw, mc_addr_set, mc_addr_num,
2147                                    reserved_addr_list, &reserved_addr_num,
2148                                    add_addr_list, &add_addr_num,
2149                                    rm_addr_list, &rm_addr_num);
2150
2151         /* Remove mc mac addresses */
2152         for (i = 0; i < rm_addr_num; i++) {
2153                 num = rm_addr_num - i - 1;
2154                 addr = &rm_addr_list[num];
2155                 ret = hns3_remove_mc_addr(hw, addr);
2156                 if (ret) {
2157                         rte_spinlock_unlock(&hw->lock);
2158                         return ret;
2159                 }
2160                 hw->mc_addrs_num--;
2161         }
2162
2163         /* Add mc mac addresses */
2164         for (i = 0; i < add_addr_num; i++) {
2165                 addr = &add_addr_list[i];
2166                 ret = hns3_add_mc_addr(hw, addr);
2167                 if (ret) {
2168                         rte_spinlock_unlock(&hw->lock);
2169                         return ret;
2170                 }
2171
2172                 num = reserved_addr_num + i;
2173                 rte_ether_addr_copy(addr, &hw->mc_addrs[num]);
2174                 hw->mc_addrs_num++;
2175         }
2176         rte_spinlock_unlock(&hw->lock);
2177
2178         return 0;
2179 }
2180
2181 static int
2182 hns3_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del)
2183 {
2184         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
2185         struct hns3_hw *hw = &hns->hw;
2186         struct rte_ether_addr *addr;
2187         int err = 0;
2188         int ret;
2189         int i;
2190
2191         for (i = 0; i < hw->mc_addrs_num; i++) {
2192                 addr = &hw->mc_addrs[i];
2193                 if (!rte_is_multicast_ether_addr(addr))
2194                         continue;
2195                 if (del)
2196                         ret = hns3_remove_mc_addr(hw, addr);
2197                 else
2198                         ret = hns3_add_mc_addr(hw, addr);
2199                 if (ret) {
2200                         err = ret;
2201                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
2202                                               addr);
2203                         hns3_dbg(hw, "%s mc mac addr: %s failed for pf: ret = %d",
2204                                  del ? "Remove" : "Restore", mac_str, ret);
2205                 }
2206         }
2207         return err;
2208 }
2209
2210 static int
2211 hns3_check_mq_mode(struct rte_eth_dev *dev)
2212 {
2213         enum rte_eth_rx_mq_mode rx_mq_mode = dev->data->dev_conf.rxmode.mq_mode;
2214         enum rte_eth_tx_mq_mode tx_mq_mode = dev->data->dev_conf.txmode.mq_mode;
2215         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2216         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
2217         struct rte_eth_dcb_rx_conf *dcb_rx_conf;
2218         struct rte_eth_dcb_tx_conf *dcb_tx_conf;
2219         uint8_t num_tc;
2220         int max_tc = 0;
2221         int i;
2222
2223         if ((rx_mq_mode & ETH_MQ_RX_VMDQ_FLAG) ||
2224             (tx_mq_mode == ETH_MQ_TX_VMDQ_DCB ||
2225              tx_mq_mode == ETH_MQ_TX_VMDQ_ONLY)) {
2226                 hns3_err(hw, "VMDQ is not supported, rx_mq_mode = %d, tx_mq_mode = %d.",
2227                          rx_mq_mode, tx_mq_mode);
2228                 return -EOPNOTSUPP;
2229         }
2230
2231         dcb_rx_conf = &dev->data->dev_conf.rx_adv_conf.dcb_rx_conf;
2232         dcb_tx_conf = &dev->data->dev_conf.tx_adv_conf.dcb_tx_conf;
2233         if (rx_mq_mode & ETH_MQ_RX_DCB_FLAG) {
2234                 if (dcb_rx_conf->nb_tcs > pf->tc_max) {
2235                         hns3_err(hw, "nb_tcs(%u) > max_tc(%u) driver supported.",
2236                                  dcb_rx_conf->nb_tcs, pf->tc_max);
2237                         return -EINVAL;
2238                 }
2239
2240                 if (!(dcb_rx_conf->nb_tcs == HNS3_4_TCS ||
2241                       dcb_rx_conf->nb_tcs == HNS3_8_TCS)) {
2242                         hns3_err(hw, "on ETH_MQ_RX_DCB_RSS mode, "
2243                                  "nb_tcs(%d) != %d or %d in rx direction.",
2244                                  dcb_rx_conf->nb_tcs, HNS3_4_TCS, HNS3_8_TCS);
2245                         return -EINVAL;
2246                 }
2247
2248                 if (dcb_rx_conf->nb_tcs != dcb_tx_conf->nb_tcs) {
2249                         hns3_err(hw, "num_tcs(%d) of tx is not equal to rx(%d)",
2250                                  dcb_tx_conf->nb_tcs, dcb_rx_conf->nb_tcs);
2251                         return -EINVAL;
2252                 }
2253
2254                 for (i = 0; i < HNS3_MAX_USER_PRIO; i++) {
2255                         if (dcb_rx_conf->dcb_tc[i] != dcb_tx_conf->dcb_tc[i]) {
2256                                 hns3_err(hw, "dcb_tc[%d] = %u in rx direction, "
2257                                          "is not equal to one in tx direction.",
2258                                          i, dcb_rx_conf->dcb_tc[i]);
2259                                 return -EINVAL;
2260                         }
2261                         if (dcb_rx_conf->dcb_tc[i] > max_tc)
2262                                 max_tc = dcb_rx_conf->dcb_tc[i];
2263                 }
2264
2265                 num_tc = max_tc + 1;
2266                 if (num_tc > dcb_rx_conf->nb_tcs) {
2267                         hns3_err(hw, "max num_tc(%u) mapped > nb_tcs(%u)",
2268                                  num_tc, dcb_rx_conf->nb_tcs);
2269                         return -EINVAL;
2270                 }
2271         }
2272
2273         return 0;
2274 }
2275
2276 static int
2277 hns3_check_dcb_cfg(struct rte_eth_dev *dev)
2278 {
2279         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2280
2281         if (!hns3_dev_dcb_supported(hw)) {
2282                 hns3_err(hw, "this port does not support dcb configurations.");
2283                 return -EOPNOTSUPP;
2284         }
2285
2286         if (hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE) {
2287                 hns3_err(hw, "MAC pause enabled, cannot config dcb info.");
2288                 return -EOPNOTSUPP;
2289         }
2290
2291         return 0;
2292 }
2293
2294 static int
2295 hns3_bind_ring_with_vector(struct hns3_hw *hw, uint16_t vector_id, bool en,
2296                            enum hns3_ring_type queue_type, uint16_t queue_id)
2297 {
2298         struct hns3_cmd_desc desc;
2299         struct hns3_ctrl_vector_chain_cmd *req =
2300                 (struct hns3_ctrl_vector_chain_cmd *)desc.data;
2301         enum hns3_opcode_type op;
2302         uint16_t tqp_type_and_id = 0;
2303         uint16_t type;
2304         uint16_t gl;
2305         int ret;
2306
2307         op = en ? HNS3_OPC_ADD_RING_TO_VECTOR : HNS3_OPC_DEL_RING_TO_VECTOR;
2308         hns3_cmd_setup_basic_desc(&desc, op, false);
2309         req->int_vector_id = hns3_get_field(vector_id, HNS3_TQP_INT_ID_L_M,
2310                                               HNS3_TQP_INT_ID_L_S);
2311         req->int_vector_id_h = hns3_get_field(vector_id, HNS3_TQP_INT_ID_H_M,
2312                                               HNS3_TQP_INT_ID_H_S);
2313
2314         if (queue_type == HNS3_RING_TYPE_RX)
2315                 gl = HNS3_RING_GL_RX;
2316         else
2317                 gl = HNS3_RING_GL_TX;
2318
2319         type = queue_type;
2320
2321         hns3_set_field(tqp_type_and_id, HNS3_INT_TYPE_M, HNS3_INT_TYPE_S,
2322                        type);
2323         hns3_set_field(tqp_type_and_id, HNS3_TQP_ID_M, HNS3_TQP_ID_S, queue_id);
2324         hns3_set_field(tqp_type_and_id, HNS3_INT_GL_IDX_M, HNS3_INT_GL_IDX_S,
2325                        gl);
2326         req->tqp_type_and_id[0] = rte_cpu_to_le_16(tqp_type_and_id);
2327         req->int_cause_num = 1;
2328         ret = hns3_cmd_send(hw, &desc, 1);
2329         if (ret) {
2330                 hns3_err(hw, "%s TQP %u fail, vector_id = %u, ret = %d.",
2331                          en ? "Map" : "Unmap", queue_id, vector_id, ret);
2332                 return ret;
2333         }
2334
2335         return 0;
2336 }
2337
2338 static int
2339 hns3_init_ring_with_vector(struct hns3_hw *hw)
2340 {
2341         uint16_t vec;
2342         int ret;
2343         int i;
2344
2345         /*
2346          * In hns3 network engine, vector 0 is always the misc interrupt of this
2347          * function, vector 1~N can be used respectively for the queues of the
2348          * function. Tx and Rx queues with the same number share the interrupt
2349          * vector. In the initialization clearing the all hardware mapping
2350          * relationship configurations between queues and interrupt vectors is
2351          * needed, so some error caused by the residual configurations, such as
2352          * the unexpected Tx interrupt, can be avoid.
2353          */
2354         vec = hw->num_msi - 1; /* vector 0 for misc interrupt, not for queue */
2355         if (hw->intr.mapping_mode == HNS3_INTR_MAPPING_VEC_RSV_ONE)
2356                 vec = vec - 1; /* the last interrupt is reserved */
2357         hw->intr_tqps_num = RTE_MIN(vec, hw->tqps_num);
2358         for (i = 0; i < hw->intr_tqps_num; i++) {
2359                 /*
2360                  * Set gap limiter/rate limiter/quanity limiter algorithm
2361                  * configuration for interrupt coalesce of queue's interrupt.
2362                  */
2363                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_RX,
2364                                        HNS3_TQP_INTR_GL_DEFAULT);
2365                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_TX,
2366                                        HNS3_TQP_INTR_GL_DEFAULT);
2367                 hns3_set_queue_intr_rl(hw, i, HNS3_TQP_INTR_RL_DEFAULT);
2368                 /*
2369                  * QL(quantity limiter) is not used currently, just set 0 to
2370                  * close it.
2371                  */
2372                 hns3_set_queue_intr_ql(hw, i, HNS3_TQP_INTR_QL_DEFAULT);
2373
2374                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2375                                                  HNS3_RING_TYPE_TX, i);
2376                 if (ret) {
2377                         PMD_INIT_LOG(ERR, "PF fail to unbind TX ring(%d) with "
2378                                           "vector: %u, ret=%d", i, vec, ret);
2379                         return ret;
2380                 }
2381
2382                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2383                                                  HNS3_RING_TYPE_RX, i);
2384                 if (ret) {
2385                         PMD_INIT_LOG(ERR, "PF fail to unbind RX ring(%d) with "
2386                                           "vector: %u, ret=%d", i, vec, ret);
2387                         return ret;
2388                 }
2389         }
2390
2391         return 0;
2392 }
2393
2394 static int
2395 hns3_refresh_mtu(struct rte_eth_dev *dev, struct rte_eth_conf *conf)
2396 {
2397         struct hns3_adapter *hns = dev->data->dev_private;
2398         struct hns3_hw *hw = &hns->hw;
2399         uint32_t max_rx_pkt_len;
2400         uint16_t mtu;
2401         int ret;
2402
2403         if (!(conf->rxmode.offloads & DEV_RX_OFFLOAD_JUMBO_FRAME))
2404                 return 0;
2405
2406         /*
2407          * If jumbo frames are enabled, MTU needs to be refreshed
2408          * according to the maximum RX packet length.
2409          */
2410         max_rx_pkt_len = conf->rxmode.max_rx_pkt_len;
2411         if (max_rx_pkt_len > HNS3_MAX_FRAME_LEN ||
2412             max_rx_pkt_len <= HNS3_DEFAULT_FRAME_LEN) {
2413                 hns3_err(hw, "maximum Rx packet length must be greater than %u "
2414                          "and no more than %u when jumbo frame enabled.",
2415                          (uint16_t)HNS3_DEFAULT_FRAME_LEN,
2416                          (uint16_t)HNS3_MAX_FRAME_LEN);
2417                 return -EINVAL;
2418         }
2419
2420         mtu = (uint16_t)HNS3_PKTLEN_TO_MTU(max_rx_pkt_len);
2421         ret = hns3_dev_mtu_set(dev, mtu);
2422         if (ret)
2423                 return ret;
2424         dev->data->mtu = mtu;
2425
2426         return 0;
2427 }
2428
2429 static int
2430 hns3_check_link_speed(struct hns3_hw *hw, uint32_t link_speeds)
2431 {
2432         int ret;
2433
2434         /*
2435          * Some hardware doesn't support auto-negotiation, but users may not
2436          * configure link_speeds (default 0), which means auto-negotiation.
2437          * In this case, a warning message need to be printed, instead of
2438          * an error.
2439          */
2440         if (link_speeds == ETH_LINK_SPEED_AUTONEG &&
2441             hw->mac.support_autoneg == 0) {
2442                 hns3_warn(hw, "auto-negotiation is not supported, use default fixed speed!");
2443                 return 0;
2444         }
2445
2446         if (link_speeds != ETH_LINK_SPEED_AUTONEG) {
2447                 ret = hns3_check_port_speed(hw, link_speeds);
2448                 if (ret)
2449                         return ret;
2450         }
2451
2452         return 0;
2453 }
2454
2455 static int
2456 hns3_check_dev_conf(struct rte_eth_dev *dev)
2457 {
2458         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2459         struct rte_eth_conf *conf = &dev->data->dev_conf;
2460         int ret;
2461
2462         ret = hns3_check_mq_mode(dev);
2463         if (ret)
2464                 return ret;
2465
2466         return hns3_check_link_speed(hw, conf->link_speeds);
2467 }
2468
2469 static int
2470 hns3_dev_configure(struct rte_eth_dev *dev)
2471 {
2472         struct hns3_adapter *hns = dev->data->dev_private;
2473         struct rte_eth_conf *conf = &dev->data->dev_conf;
2474         enum rte_eth_rx_mq_mode mq_mode = conf->rxmode.mq_mode;
2475         struct hns3_hw *hw = &hns->hw;
2476         uint16_t nb_rx_q = dev->data->nb_rx_queues;
2477         uint16_t nb_tx_q = dev->data->nb_tx_queues;
2478         struct rte_eth_rss_conf rss_conf;
2479         bool gro_en;
2480         int ret;
2481
2482         hw->cfg_max_queues = RTE_MAX(nb_rx_q, nb_tx_q);
2483
2484         /*
2485          * Some versions of hardware network engine does not support
2486          * individually enable/disable/reset the Tx or Rx queue. These devices
2487          * must enable/disable/reset Tx and Rx queues at the same time. When the
2488          * numbers of Tx queues allocated by upper applications are not equal to
2489          * the numbers of Rx queues, driver needs to setup fake Tx or Rx queues
2490          * to adjust numbers of Tx/Rx queues. otherwise, network engine can not
2491          * work as usual. But these fake queues are imperceptible, and can not
2492          * be used by upper applications.
2493          */
2494         if (!hns3_dev_indep_txrx_supported(hw)) {
2495                 ret = hns3_set_fake_rx_or_tx_queues(dev, nb_rx_q, nb_tx_q);
2496                 if (ret) {
2497                         hns3_err(hw, "fail to set Rx/Tx fake queues, ret = %d.",
2498                                  ret);
2499                         return ret;
2500                 }
2501         }
2502
2503         hw->adapter_state = HNS3_NIC_CONFIGURING;
2504         ret = hns3_check_dev_conf(dev);
2505         if (ret)
2506                 goto cfg_err;
2507
2508         if ((uint32_t)mq_mode & ETH_MQ_RX_DCB_FLAG) {
2509                 ret = hns3_check_dcb_cfg(dev);
2510                 if (ret)
2511                         goto cfg_err;
2512         }
2513
2514         /* When RSS is not configured, redirect the packet queue 0 */
2515         if ((uint32_t)mq_mode & ETH_MQ_RX_RSS_FLAG) {
2516                 conf->rxmode.offloads |= DEV_RX_OFFLOAD_RSS_HASH;
2517                 rss_conf = conf->rx_adv_conf.rss_conf;
2518                 hw->rss_dis_flag = false;
2519                 ret = hns3_dev_rss_hash_update(dev, &rss_conf);
2520                 if (ret)
2521                         goto cfg_err;
2522         }
2523
2524         ret = hns3_refresh_mtu(dev, conf);
2525         if (ret)
2526                 goto cfg_err;
2527
2528         ret = hns3_mbuf_dyn_rx_timestamp_register(dev, conf);
2529         if (ret)
2530                 goto cfg_err;
2531
2532         ret = hns3_dev_configure_vlan(dev);
2533         if (ret)
2534                 goto cfg_err;
2535
2536         /* config hardware GRO */
2537         gro_en = conf->rxmode.offloads & DEV_RX_OFFLOAD_TCP_LRO ? true : false;
2538         ret = hns3_config_gro(hw, gro_en);
2539         if (ret)
2540                 goto cfg_err;
2541
2542         hns3_init_rx_ptype_tble(dev);
2543         hw->adapter_state = HNS3_NIC_CONFIGURED;
2544
2545         return 0;
2546
2547 cfg_err:
2548         (void)hns3_set_fake_rx_or_tx_queues(dev, 0, 0);
2549         hw->adapter_state = HNS3_NIC_INITIALIZED;
2550
2551         return ret;
2552 }
2553
2554 static int
2555 hns3_set_mac_mtu(struct hns3_hw *hw, uint16_t new_mps)
2556 {
2557         struct hns3_config_max_frm_size_cmd *req;
2558         struct hns3_cmd_desc desc;
2559
2560         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAX_FRM_SIZE, false);
2561
2562         req = (struct hns3_config_max_frm_size_cmd *)desc.data;
2563         req->max_frm_size = rte_cpu_to_le_16(new_mps);
2564         req->min_frm_size = RTE_ETHER_MIN_LEN;
2565
2566         return hns3_cmd_send(hw, &desc, 1);
2567 }
2568
2569 static int
2570 hns3_config_mtu(struct hns3_hw *hw, uint16_t mps)
2571 {
2572         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2573         uint16_t original_mps = hns->pf.mps;
2574         int err;
2575         int ret;
2576
2577         ret = hns3_set_mac_mtu(hw, mps);
2578         if (ret) {
2579                 hns3_err(hw, "failed to set mtu, ret = %d", ret);
2580                 return ret;
2581         }
2582
2583         hns->pf.mps = mps;
2584         ret = hns3_buffer_alloc(hw);
2585         if (ret) {
2586                 hns3_err(hw, "failed to allocate buffer, ret = %d", ret);
2587                 goto rollback;
2588         }
2589
2590         return 0;
2591
2592 rollback:
2593         err = hns3_set_mac_mtu(hw, original_mps);
2594         if (err) {
2595                 hns3_err(hw, "fail to rollback MTU, err = %d", err);
2596                 return ret;
2597         }
2598         hns->pf.mps = original_mps;
2599
2600         return ret;
2601 }
2602
2603 static int
2604 hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
2605 {
2606         struct hns3_adapter *hns = dev->data->dev_private;
2607         uint32_t frame_size = mtu + HNS3_ETH_OVERHEAD;
2608         struct hns3_hw *hw = &hns->hw;
2609         bool is_jumbo_frame;
2610         int ret;
2611
2612         if (dev->data->dev_started) {
2613                 hns3_err(hw, "Failed to set mtu, port %u must be stopped "
2614                          "before configuration", dev->data->port_id);
2615                 return -EBUSY;
2616         }
2617
2618         rte_spinlock_lock(&hw->lock);
2619         is_jumbo_frame = frame_size > HNS3_DEFAULT_FRAME_LEN ? true : false;
2620         frame_size = RTE_MAX(frame_size, HNS3_DEFAULT_FRAME_LEN);
2621
2622         /*
2623          * Maximum value of frame_size is HNS3_MAX_FRAME_LEN, so it can safely
2624          * assign to "uint16_t" type variable.
2625          */
2626         ret = hns3_config_mtu(hw, (uint16_t)frame_size);
2627         if (ret) {
2628                 rte_spinlock_unlock(&hw->lock);
2629                 hns3_err(hw, "Failed to set mtu, port %u mtu %u: %d",
2630                          dev->data->port_id, mtu, ret);
2631                 return ret;
2632         }
2633
2634         if (is_jumbo_frame)
2635                 dev->data->dev_conf.rxmode.offloads |=
2636                                                 DEV_RX_OFFLOAD_JUMBO_FRAME;
2637         else
2638                 dev->data->dev_conf.rxmode.offloads &=
2639                                                 ~DEV_RX_OFFLOAD_JUMBO_FRAME;
2640         dev->data->dev_conf.rxmode.max_rx_pkt_len = frame_size;
2641         rte_spinlock_unlock(&hw->lock);
2642
2643         return 0;
2644 }
2645
2646 static uint32_t
2647 hns3_get_copper_port_speed_capa(uint32_t supported_speed)
2648 {
2649         uint32_t speed_capa = 0;
2650
2651         if (supported_speed & HNS3_PHY_LINK_SPEED_10M_HD_BIT)
2652                 speed_capa |= ETH_LINK_SPEED_10M_HD;
2653         if (supported_speed & HNS3_PHY_LINK_SPEED_10M_BIT)
2654                 speed_capa |= ETH_LINK_SPEED_10M;
2655         if (supported_speed & HNS3_PHY_LINK_SPEED_100M_HD_BIT)
2656                 speed_capa |= ETH_LINK_SPEED_100M_HD;
2657         if (supported_speed & HNS3_PHY_LINK_SPEED_100M_BIT)
2658                 speed_capa |= ETH_LINK_SPEED_100M;
2659         if (supported_speed & HNS3_PHY_LINK_SPEED_1000M_BIT)
2660                 speed_capa |= ETH_LINK_SPEED_1G;
2661
2662         return speed_capa;
2663 }
2664
2665 static uint32_t
2666 hns3_get_firber_port_speed_capa(uint32_t supported_speed)
2667 {
2668         uint32_t speed_capa = 0;
2669
2670         if (supported_speed & HNS3_FIBER_LINK_SPEED_1G_BIT)
2671                 speed_capa |= ETH_LINK_SPEED_1G;
2672         if (supported_speed & HNS3_FIBER_LINK_SPEED_10G_BIT)
2673                 speed_capa |= ETH_LINK_SPEED_10G;
2674         if (supported_speed & HNS3_FIBER_LINK_SPEED_25G_BIT)
2675                 speed_capa |= ETH_LINK_SPEED_25G;
2676         if (supported_speed & HNS3_FIBER_LINK_SPEED_40G_BIT)
2677                 speed_capa |= ETH_LINK_SPEED_40G;
2678         if (supported_speed & HNS3_FIBER_LINK_SPEED_50G_BIT)
2679                 speed_capa |= ETH_LINK_SPEED_50G;
2680         if (supported_speed & HNS3_FIBER_LINK_SPEED_100G_BIT)
2681                 speed_capa |= ETH_LINK_SPEED_100G;
2682         if (supported_speed & HNS3_FIBER_LINK_SPEED_200G_BIT)
2683                 speed_capa |= ETH_LINK_SPEED_200G;
2684
2685         return speed_capa;
2686 }
2687
2688 static uint32_t
2689 hns3_get_speed_capa(struct hns3_hw *hw)
2690 {
2691         struct hns3_mac *mac = &hw->mac;
2692         uint32_t speed_capa;
2693
2694         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER)
2695                 speed_capa =
2696                         hns3_get_copper_port_speed_capa(mac->supported_speed);
2697         else
2698                 speed_capa =
2699                         hns3_get_firber_port_speed_capa(mac->supported_speed);
2700
2701         if (mac->support_autoneg == 0)
2702                 speed_capa |= ETH_LINK_SPEED_FIXED;
2703
2704         return speed_capa;
2705 }
2706
2707 int
2708 hns3_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
2709 {
2710         struct hns3_adapter *hns = eth_dev->data->dev_private;
2711         struct hns3_hw *hw = &hns->hw;
2712         uint16_t queue_num = hw->tqps_num;
2713
2714         /*
2715          * In interrupt mode, 'max_rx_queues' is set based on the number of
2716          * MSI-X interrupt resources of the hardware.
2717          */
2718         if (hw->data->dev_conf.intr_conf.rxq == 1)
2719                 queue_num = hw->intr_tqps_num;
2720
2721         info->max_rx_queues = queue_num;
2722         info->max_tx_queues = hw->tqps_num;
2723         info->max_rx_pktlen = HNS3_MAX_FRAME_LEN; /* CRC included */
2724         info->min_rx_bufsize = HNS3_MIN_BD_BUF_SIZE;
2725         info->max_mac_addrs = HNS3_UC_MACADDR_NUM;
2726         info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD;
2727         info->max_lro_pkt_size = HNS3_MAX_LRO_SIZE;
2728         info->rx_offload_capa = (DEV_RX_OFFLOAD_IPV4_CKSUM |
2729                                  DEV_RX_OFFLOAD_TCP_CKSUM |
2730                                  DEV_RX_OFFLOAD_UDP_CKSUM |
2731                                  DEV_RX_OFFLOAD_SCTP_CKSUM |
2732                                  DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM |
2733                                  DEV_RX_OFFLOAD_OUTER_UDP_CKSUM |
2734                                  DEV_RX_OFFLOAD_KEEP_CRC |
2735                                  DEV_RX_OFFLOAD_SCATTER |
2736                                  DEV_RX_OFFLOAD_VLAN_STRIP |
2737                                  DEV_RX_OFFLOAD_VLAN_FILTER |
2738                                  DEV_RX_OFFLOAD_JUMBO_FRAME |
2739                                  DEV_RX_OFFLOAD_RSS_HASH |
2740                                  DEV_RX_OFFLOAD_TCP_LRO);
2741         info->tx_offload_capa = (DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM |
2742                                  DEV_TX_OFFLOAD_IPV4_CKSUM |
2743                                  DEV_TX_OFFLOAD_TCP_CKSUM |
2744                                  DEV_TX_OFFLOAD_UDP_CKSUM |
2745                                  DEV_TX_OFFLOAD_SCTP_CKSUM |
2746                                  DEV_TX_OFFLOAD_MULTI_SEGS |
2747                                  DEV_TX_OFFLOAD_TCP_TSO |
2748                                  DEV_TX_OFFLOAD_VXLAN_TNL_TSO |
2749                                  DEV_TX_OFFLOAD_GRE_TNL_TSO |
2750                                  DEV_TX_OFFLOAD_GENEVE_TNL_TSO |
2751                                  DEV_TX_OFFLOAD_MBUF_FAST_FREE |
2752                                  hns3_txvlan_cap_get(hw));
2753
2754         if (hns3_dev_outer_udp_cksum_supported(hw))
2755                 info->tx_offload_capa |= DEV_TX_OFFLOAD_OUTER_UDP_CKSUM;
2756
2757         if (hns3_dev_indep_txrx_supported(hw))
2758                 info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
2759                                  RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
2760
2761         if (hns3_dev_ptp_supported(hw))
2762                 info->rx_offload_capa |= DEV_RX_OFFLOAD_TIMESTAMP;
2763
2764         info->rx_desc_lim = (struct rte_eth_desc_lim) {
2765                 .nb_max = HNS3_MAX_RING_DESC,
2766                 .nb_min = HNS3_MIN_RING_DESC,
2767                 .nb_align = HNS3_ALIGN_RING_DESC,
2768         };
2769
2770         info->tx_desc_lim = (struct rte_eth_desc_lim) {
2771                 .nb_max = HNS3_MAX_RING_DESC,
2772                 .nb_min = HNS3_MIN_RING_DESC,
2773                 .nb_align = HNS3_ALIGN_RING_DESC,
2774                 .nb_seg_max = HNS3_MAX_TSO_BD_PER_PKT,
2775                 .nb_mtu_seg_max = hw->max_non_tso_bd_num,
2776         };
2777
2778         info->speed_capa = hns3_get_speed_capa(hw);
2779         info->default_rxconf = (struct rte_eth_rxconf) {
2780                 .rx_free_thresh = HNS3_DEFAULT_RX_FREE_THRESH,
2781                 /*
2782                  * If there are no available Rx buffer descriptors, incoming
2783                  * packets are always dropped by hardware based on hns3 network
2784                  * engine.
2785                  */
2786                 .rx_drop_en = 1,
2787                 .offloads = 0,
2788         };
2789         info->default_txconf = (struct rte_eth_txconf) {
2790                 .tx_rs_thresh = HNS3_DEFAULT_TX_RS_THRESH,
2791                 .offloads = 0,
2792         };
2793
2794         info->vmdq_queue_num = 0;
2795
2796         info->reta_size = hw->rss_ind_tbl_size;
2797         info->hash_key_size = HNS3_RSS_KEY_SIZE;
2798         info->flow_type_rss_offloads = HNS3_ETH_RSS_SUPPORT;
2799
2800         info->default_rxportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2801         info->default_txportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2802         info->default_rxportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2803         info->default_txportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2804         info->default_rxportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2805         info->default_txportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2806
2807         return 0;
2808 }
2809
2810 static int
2811 hns3_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
2812                     size_t fw_size)
2813 {
2814         struct hns3_adapter *hns = eth_dev->data->dev_private;
2815         struct hns3_hw *hw = &hns->hw;
2816         uint32_t version = hw->fw_version;
2817         int ret;
2818
2819         ret = snprintf(fw_version, fw_size, "%lu.%lu.%lu.%lu",
2820                        hns3_get_field(version, HNS3_FW_VERSION_BYTE3_M,
2821                                       HNS3_FW_VERSION_BYTE3_S),
2822                        hns3_get_field(version, HNS3_FW_VERSION_BYTE2_M,
2823                                       HNS3_FW_VERSION_BYTE2_S),
2824                        hns3_get_field(version, HNS3_FW_VERSION_BYTE1_M,
2825                                       HNS3_FW_VERSION_BYTE1_S),
2826                        hns3_get_field(version, HNS3_FW_VERSION_BYTE0_M,
2827                                       HNS3_FW_VERSION_BYTE0_S));
2828         if (ret < 0)
2829                 return -EINVAL;
2830
2831         ret += 1; /* add the size of '\0' */
2832         if (fw_size < (size_t)ret)
2833                 return ret;
2834         else
2835                 return 0;
2836 }
2837
2838 static int
2839 hns3_update_port_link_info(struct rte_eth_dev *eth_dev)
2840 {
2841         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2842         int ret;
2843
2844         (void)hns3_update_link_status(hw);
2845
2846         ret = hns3_update_link_info(eth_dev);
2847         if (ret)
2848                 hw->mac.link_status = ETH_LINK_DOWN;
2849
2850         return ret;
2851 }
2852
2853 static void
2854 hns3_setup_linkstatus(struct rte_eth_dev *eth_dev,
2855                       struct rte_eth_link *new_link)
2856 {
2857         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2858         struct hns3_mac *mac = &hw->mac;
2859
2860         switch (mac->link_speed) {
2861         case ETH_SPEED_NUM_10M:
2862         case ETH_SPEED_NUM_100M:
2863         case ETH_SPEED_NUM_1G:
2864         case ETH_SPEED_NUM_10G:
2865         case ETH_SPEED_NUM_25G:
2866         case ETH_SPEED_NUM_40G:
2867         case ETH_SPEED_NUM_50G:
2868         case ETH_SPEED_NUM_100G:
2869         case ETH_SPEED_NUM_200G:
2870                 if (mac->link_status)
2871                         new_link->link_speed = mac->link_speed;
2872                 break;
2873         default:
2874                 if (mac->link_status)
2875                         new_link->link_speed = ETH_SPEED_NUM_UNKNOWN;
2876                 break;
2877         }
2878
2879         if (!mac->link_status)
2880                 new_link->link_speed = ETH_SPEED_NUM_NONE;
2881
2882         new_link->link_duplex = mac->link_duplex;
2883         new_link->link_status = mac->link_status ? ETH_LINK_UP : ETH_LINK_DOWN;
2884         new_link->link_autoneg = mac->link_autoneg;
2885 }
2886
2887 static int
2888 hns3_dev_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete)
2889 {
2890 #define HNS3_LINK_CHECK_INTERVAL 100  /* 100ms */
2891 #define HNS3_MAX_LINK_CHECK_TIMES 20  /* 2s (100 * 20ms) in total */
2892
2893         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2894         uint32_t retry_cnt = HNS3_MAX_LINK_CHECK_TIMES;
2895         struct hns3_mac *mac = &hw->mac;
2896         struct rte_eth_link new_link;
2897         int ret;
2898
2899         /* When port is stopped, report link down. */
2900         if (eth_dev->data->dev_started == 0) {
2901                 new_link.link_autoneg = mac->link_autoneg;
2902                 new_link.link_duplex = mac->link_duplex;
2903                 new_link.link_speed = ETH_SPEED_NUM_NONE;
2904                 new_link.link_status = ETH_LINK_DOWN;
2905                 goto out;
2906         }
2907
2908         do {
2909                 ret = hns3_update_port_link_info(eth_dev);
2910                 if (ret) {
2911                         hns3_err(hw, "failed to get port link info, ret = %d.",
2912                                  ret);
2913                         break;
2914                 }
2915
2916                 if (!wait_to_complete || mac->link_status == ETH_LINK_UP)
2917                         break;
2918
2919                 rte_delay_ms(HNS3_LINK_CHECK_INTERVAL);
2920         } while (retry_cnt--);
2921
2922         memset(&new_link, 0, sizeof(new_link));
2923         hns3_setup_linkstatus(eth_dev, &new_link);
2924
2925 out:
2926         return rte_eth_linkstatus_set(eth_dev, &new_link);
2927 }
2928
2929 static int
2930 hns3_parse_func_status(struct hns3_hw *hw, struct hns3_func_status_cmd *status)
2931 {
2932         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2933         struct hns3_pf *pf = &hns->pf;
2934
2935         if (!(status->pf_state & HNS3_PF_STATE_DONE))
2936                 return -EINVAL;
2937
2938         pf->is_main_pf = (status->pf_state & HNS3_PF_STATE_MAIN) ? true : false;
2939
2940         return 0;
2941 }
2942
2943 static int
2944 hns3_query_function_status(struct hns3_hw *hw)
2945 {
2946 #define HNS3_QUERY_MAX_CNT              10
2947 #define HNS3_QUERY_SLEEP_MSCOEND        1
2948         struct hns3_func_status_cmd *req;
2949         struct hns3_cmd_desc desc;
2950         int timeout = 0;
2951         int ret;
2952
2953         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_FUNC_STATUS, true);
2954         req = (struct hns3_func_status_cmd *)desc.data;
2955
2956         do {
2957                 ret = hns3_cmd_send(hw, &desc, 1);
2958                 if (ret) {
2959                         PMD_INIT_LOG(ERR, "query function status failed %d",
2960                                      ret);
2961                         return ret;
2962                 }
2963
2964                 /* Check pf reset is done */
2965                 if (req->pf_state)
2966                         break;
2967
2968                 rte_delay_ms(HNS3_QUERY_SLEEP_MSCOEND);
2969         } while (timeout++ < HNS3_QUERY_MAX_CNT);
2970
2971         return hns3_parse_func_status(hw, req);
2972 }
2973
2974 static int
2975 hns3_get_pf_max_tqp_num(struct hns3_hw *hw)
2976 {
2977         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2978         struct hns3_pf *pf = &hns->pf;
2979
2980         if (pf->tqp_config_mode == HNS3_FLEX_MAX_TQP_NUM_MODE) {
2981                 /*
2982                  * The total_tqps_num obtained from firmware is maximum tqp
2983                  * numbers of this port, which should be used for PF and VFs.
2984                  * There is no need for pf to have so many tqp numbers in
2985                  * most cases. RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
2986                  * coming from config file, is assigned to maximum queue number
2987                  * for the PF of this port by user. So users can modify the
2988                  * maximum queue number of PF according to their own application
2989                  * scenarios, which is more flexible to use. In addition, many
2990                  * memories can be saved due to allocating queue statistics
2991                  * room according to the actual number of queues required. The
2992                  * maximum queue number of PF for network engine with
2993                  * revision_id greater than 0x30 is assigned by config file.
2994                  */
2995                 if (RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF <= 0) {
2996                         hns3_err(hw, "RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF(%d) "
2997                                  "must be greater than 0.",
2998                                  RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF);
2999                         return -EINVAL;
3000                 }
3001
3002                 hw->tqps_num = RTE_MIN(RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
3003                                        hw->total_tqps_num);
3004         } else {
3005                 /*
3006                  * Due to the limitation on the number of PF interrupts
3007                  * available, the maximum queue number assigned to PF on
3008                  * the network engine with revision_id 0x21 is 64.
3009                  */
3010                 hw->tqps_num = RTE_MIN(hw->total_tqps_num,
3011                                        HNS3_MAX_TQP_NUM_HIP08_PF);
3012         }
3013
3014         return 0;
3015 }
3016
3017 static int
3018 hns3_query_pf_resource(struct hns3_hw *hw)
3019 {
3020         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3021         struct hns3_pf *pf = &hns->pf;
3022         struct hns3_pf_res_cmd *req;
3023         struct hns3_cmd_desc desc;
3024         int ret;
3025
3026         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_PF_RSRC, true);
3027         ret = hns3_cmd_send(hw, &desc, 1);
3028         if (ret) {
3029                 PMD_INIT_LOG(ERR, "query pf resource failed %d", ret);
3030                 return ret;
3031         }
3032
3033         req = (struct hns3_pf_res_cmd *)desc.data;
3034         hw->total_tqps_num = rte_le_to_cpu_16(req->tqp_num) +
3035                              rte_le_to_cpu_16(req->ext_tqp_num);
3036         ret = hns3_get_pf_max_tqp_num(hw);
3037         if (ret)
3038                 return ret;
3039
3040         pf->pkt_buf_size = rte_le_to_cpu_16(req->buf_size) << HNS3_BUF_UNIT_S;
3041         pf->func_num = rte_le_to_cpu_16(req->pf_own_fun_number);
3042
3043         if (req->tx_buf_size)
3044                 pf->tx_buf_size =
3045                     rte_le_to_cpu_16(req->tx_buf_size) << HNS3_BUF_UNIT_S;
3046         else
3047                 pf->tx_buf_size = HNS3_DEFAULT_TX_BUF;
3048
3049         pf->tx_buf_size = roundup(pf->tx_buf_size, HNS3_BUF_SIZE_UNIT);
3050
3051         if (req->dv_buf_size)
3052                 pf->dv_buf_size =
3053                     rte_le_to_cpu_16(req->dv_buf_size) << HNS3_BUF_UNIT_S;
3054         else
3055                 pf->dv_buf_size = HNS3_DEFAULT_DV;
3056
3057         pf->dv_buf_size = roundup(pf->dv_buf_size, HNS3_BUF_SIZE_UNIT);
3058
3059         hw->num_msi =
3060                 hns3_get_field(rte_le_to_cpu_16(req->nic_pf_intr_vector_number),
3061                                HNS3_PF_VEC_NUM_M, HNS3_PF_VEC_NUM_S);
3062
3063         return 0;
3064 }
3065
3066 static void
3067 hns3_parse_cfg(struct hns3_cfg *cfg, struct hns3_cmd_desc *desc)
3068 {
3069         struct hns3_cfg_param_cmd *req;
3070         uint64_t mac_addr_tmp_high;
3071         uint8_t ext_rss_size_max;
3072         uint64_t mac_addr_tmp;
3073         uint32_t i;
3074
3075         req = (struct hns3_cfg_param_cmd *)desc[0].data;
3076
3077         /* get the configuration */
3078         cfg->vmdq_vport_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
3079                                              HNS3_CFG_VMDQ_M, HNS3_CFG_VMDQ_S);
3080         cfg->tc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
3081                                      HNS3_CFG_TC_NUM_M, HNS3_CFG_TC_NUM_S);
3082         cfg->tqp_desc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
3083                                            HNS3_CFG_TQP_DESC_N_M,
3084                                            HNS3_CFG_TQP_DESC_N_S);
3085
3086         cfg->phy_addr = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3087                                        HNS3_CFG_PHY_ADDR_M,
3088                                        HNS3_CFG_PHY_ADDR_S);
3089         cfg->media_type = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3090                                          HNS3_CFG_MEDIA_TP_M,
3091                                          HNS3_CFG_MEDIA_TP_S);
3092         cfg->rx_buf_len = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3093                                          HNS3_CFG_RX_BUF_LEN_M,
3094                                          HNS3_CFG_RX_BUF_LEN_S);
3095         /* get mac address */
3096         mac_addr_tmp = rte_le_to_cpu_32(req->param[2]);
3097         mac_addr_tmp_high = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3098                                            HNS3_CFG_MAC_ADDR_H_M,
3099                                            HNS3_CFG_MAC_ADDR_H_S);
3100
3101         mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
3102
3103         cfg->default_speed = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3104                                             HNS3_CFG_DEFAULT_SPEED_M,
3105                                             HNS3_CFG_DEFAULT_SPEED_S);
3106         cfg->rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3107                                            HNS3_CFG_RSS_SIZE_M,
3108                                            HNS3_CFG_RSS_SIZE_S);
3109
3110         for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
3111                 cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
3112
3113         req = (struct hns3_cfg_param_cmd *)desc[1].data;
3114         cfg->numa_node_map = rte_le_to_cpu_32(req->param[0]);
3115
3116         cfg->speed_ability = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3117                                             HNS3_CFG_SPEED_ABILITY_M,
3118                                             HNS3_CFG_SPEED_ABILITY_S);
3119         cfg->umv_space = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3120                                         HNS3_CFG_UMV_TBL_SPACE_M,
3121                                         HNS3_CFG_UMV_TBL_SPACE_S);
3122         if (!cfg->umv_space)
3123                 cfg->umv_space = HNS3_DEFAULT_UMV_SPACE_PER_PF;
3124
3125         ext_rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[2]),
3126                                                HNS3_CFG_EXT_RSS_SIZE_M,
3127                                                HNS3_CFG_EXT_RSS_SIZE_S);
3128
3129         /*
3130          * Field ext_rss_size_max obtained from firmware will be more flexible
3131          * for future changes and expansions, which is an exponent of 2, instead
3132          * of reading out directly. If this field is not zero, hns3 PF PMD
3133          * driver uses it as rss_size_max under one TC. Device, whose revision
3134          * id is greater than or equal to PCI_REVISION_ID_HIP09_A, obtains the
3135          * maximum number of queues supported under a TC through this field.
3136          */
3137         if (ext_rss_size_max)
3138                 cfg->rss_size_max = 1U << ext_rss_size_max;
3139 }
3140
3141 /* hns3_get_board_cfg: query the static parameter from NCL_config file in flash
3142  * @hw: pointer to struct hns3_hw
3143  * @hcfg: the config structure to be getted
3144  */
3145 static int
3146 hns3_get_board_cfg(struct hns3_hw *hw, struct hns3_cfg *hcfg)
3147 {
3148         struct hns3_cmd_desc desc[HNS3_PF_CFG_DESC_NUM];
3149         struct hns3_cfg_param_cmd *req;
3150         uint32_t offset;
3151         uint32_t i;
3152         int ret;
3153
3154         for (i = 0; i < HNS3_PF_CFG_DESC_NUM; i++) {
3155                 offset = 0;
3156                 req = (struct hns3_cfg_param_cmd *)desc[i].data;
3157                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_CFG_PARAM,
3158                                           true);
3159                 hns3_set_field(offset, HNS3_CFG_OFFSET_M, HNS3_CFG_OFFSET_S,
3160                                i * HNS3_CFG_RD_LEN_BYTES);
3161                 /* Len should be divided by 4 when send to hardware */
3162                 hns3_set_field(offset, HNS3_CFG_RD_LEN_M, HNS3_CFG_RD_LEN_S,
3163                                HNS3_CFG_RD_LEN_BYTES / HNS3_CFG_RD_LEN_UNIT);
3164                 req->offset = rte_cpu_to_le_32(offset);
3165         }
3166
3167         ret = hns3_cmd_send(hw, desc, HNS3_PF_CFG_DESC_NUM);
3168         if (ret) {
3169                 PMD_INIT_LOG(ERR, "get config failed %d.", ret);
3170                 return ret;
3171         }
3172
3173         hns3_parse_cfg(hcfg, desc);
3174
3175         return 0;
3176 }
3177
3178 static int
3179 hns3_parse_speed(int speed_cmd, uint32_t *speed)
3180 {
3181         switch (speed_cmd) {
3182         case HNS3_CFG_SPEED_10M:
3183                 *speed = ETH_SPEED_NUM_10M;
3184                 break;
3185         case HNS3_CFG_SPEED_100M:
3186                 *speed = ETH_SPEED_NUM_100M;
3187                 break;
3188         case HNS3_CFG_SPEED_1G:
3189                 *speed = ETH_SPEED_NUM_1G;
3190                 break;
3191         case HNS3_CFG_SPEED_10G:
3192                 *speed = ETH_SPEED_NUM_10G;
3193                 break;
3194         case HNS3_CFG_SPEED_25G:
3195                 *speed = ETH_SPEED_NUM_25G;
3196                 break;
3197         case HNS3_CFG_SPEED_40G:
3198                 *speed = ETH_SPEED_NUM_40G;
3199                 break;
3200         case HNS3_CFG_SPEED_50G:
3201                 *speed = ETH_SPEED_NUM_50G;
3202                 break;
3203         case HNS3_CFG_SPEED_100G:
3204                 *speed = ETH_SPEED_NUM_100G;
3205                 break;
3206         case HNS3_CFG_SPEED_200G:
3207                 *speed = ETH_SPEED_NUM_200G;
3208                 break;
3209         default:
3210                 return -EINVAL;
3211         }
3212
3213         return 0;
3214 }
3215
3216 static void
3217 hns3_set_default_dev_specifications(struct hns3_hw *hw)
3218 {
3219         hw->max_non_tso_bd_num = HNS3_MAX_NON_TSO_BD_PER_PKT;
3220         hw->rss_ind_tbl_size = HNS3_RSS_IND_TBL_SIZE;
3221         hw->rss_key_size = HNS3_RSS_KEY_SIZE;
3222         hw->max_tm_rate = HNS3_ETHER_MAX_RATE;
3223         hw->intr.int_ql_max = HNS3_INTR_QL_NONE;
3224 }
3225
3226 static void
3227 hns3_parse_dev_specifications(struct hns3_hw *hw, struct hns3_cmd_desc *desc)
3228 {
3229         struct hns3_dev_specs_0_cmd *req0;
3230
3231         req0 = (struct hns3_dev_specs_0_cmd *)desc[0].data;
3232
3233         hw->max_non_tso_bd_num = req0->max_non_tso_bd_num;
3234         hw->rss_ind_tbl_size = rte_le_to_cpu_16(req0->rss_ind_tbl_size);
3235         hw->rss_key_size = rte_le_to_cpu_16(req0->rss_key_size);
3236         hw->max_tm_rate = rte_le_to_cpu_32(req0->max_tm_rate);
3237         hw->intr.int_ql_max = rte_le_to_cpu_16(req0->intr_ql_max);
3238 }
3239
3240 static int
3241 hns3_check_dev_specifications(struct hns3_hw *hw)
3242 {
3243         if (hw->rss_ind_tbl_size == 0 ||
3244             hw->rss_ind_tbl_size > HNS3_RSS_IND_TBL_SIZE_MAX) {
3245                 hns3_err(hw, "the size of hash lookup table configured (%u)"
3246                               " exceeds the maximum(%u)", hw->rss_ind_tbl_size,
3247                               HNS3_RSS_IND_TBL_SIZE_MAX);
3248                 return -EINVAL;
3249         }
3250
3251         return 0;
3252 }
3253
3254 static int
3255 hns3_query_dev_specifications(struct hns3_hw *hw)
3256 {
3257         struct hns3_cmd_desc desc[HNS3_QUERY_DEV_SPECS_BD_NUM];
3258         int ret;
3259         int i;
3260
3261         for (i = 0; i < HNS3_QUERY_DEV_SPECS_BD_NUM - 1; i++) {
3262                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS,
3263                                           true);
3264                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3265         }
3266         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS, true);
3267
3268         ret = hns3_cmd_send(hw, desc, HNS3_QUERY_DEV_SPECS_BD_NUM);
3269         if (ret)
3270                 return ret;
3271
3272         hns3_parse_dev_specifications(hw, desc);
3273
3274         return hns3_check_dev_specifications(hw);
3275 }
3276
3277 static int
3278 hns3_get_capability(struct hns3_hw *hw)
3279 {
3280         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3281         struct rte_pci_device *pci_dev;
3282         struct hns3_pf *pf = &hns->pf;
3283         struct rte_eth_dev *eth_dev;
3284         uint16_t device_id;
3285         uint8_t revision;
3286         int ret;
3287
3288         eth_dev = &rte_eth_devices[hw->data->port_id];
3289         pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
3290         device_id = pci_dev->id.device_id;
3291
3292         if (device_id == HNS3_DEV_ID_25GE_RDMA ||
3293             device_id == HNS3_DEV_ID_50GE_RDMA ||
3294             device_id == HNS3_DEV_ID_100G_RDMA_MACSEC ||
3295             device_id == HNS3_DEV_ID_200G_RDMA)
3296                 hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_DCB_B, 1);
3297
3298         /* Get PCI revision id */
3299         ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN,
3300                                   HNS3_PCI_REVISION_ID);
3301         if (ret != HNS3_PCI_REVISION_ID_LEN) {
3302                 PMD_INIT_LOG(ERR, "failed to read pci revision id, ret = %d",
3303                              ret);
3304                 return -EIO;
3305         }
3306         hw->revision = revision;
3307
3308         if (revision < PCI_REVISION_ID_HIP09_A) {
3309                 hns3_set_default_dev_specifications(hw);
3310                 hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_RSV_ONE;
3311                 hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_2US;
3312                 hw->tso_mode = HNS3_TSO_SW_CAL_PSEUDO_H_CSUM;
3313                 hw->vlan_mode = HNS3_SW_SHIFT_AND_DISCARD_MODE;
3314                 hw->drop_stats_mode = HNS3_PKTS_DROP_STATS_MODE1;
3315                 hw->min_tx_pkt_len = HNS3_HIP08_MIN_TX_PKT_LEN;
3316                 pf->tqp_config_mode = HNS3_FIXED_MAX_TQP_NUM_MODE;
3317                 hw->rss_info.ipv6_sctp_offload_supported = false;
3318                 hw->udp_cksum_mode = HNS3_SPECIAL_PORT_SW_CKSUM_MODE;
3319                 return 0;
3320         }
3321
3322         ret = hns3_query_dev_specifications(hw);
3323         if (ret) {
3324                 PMD_INIT_LOG(ERR,
3325                              "failed to query dev specifications, ret = %d",
3326                              ret);
3327                 return ret;
3328         }
3329
3330         hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_ALL;
3331         hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_1US;
3332         hw->tso_mode = HNS3_TSO_HW_CAL_PSEUDO_H_CSUM;
3333         hw->vlan_mode = HNS3_HW_SHIFT_AND_DISCARD_MODE;
3334         hw->drop_stats_mode = HNS3_PKTS_DROP_STATS_MODE2;
3335         hw->min_tx_pkt_len = HNS3_HIP09_MIN_TX_PKT_LEN;
3336         pf->tqp_config_mode = HNS3_FLEX_MAX_TQP_NUM_MODE;
3337         hw->rss_info.ipv6_sctp_offload_supported = true;
3338         hw->udp_cksum_mode = HNS3_SPECIAL_PORT_HW_CKSUM_MODE;
3339
3340         return 0;
3341 }
3342
3343 static int
3344 hns3_check_media_type(struct hns3_hw *hw, uint8_t media_type)
3345 {
3346         int ret;
3347
3348         switch (media_type) {
3349         case HNS3_MEDIA_TYPE_COPPER:
3350                 if (!hns3_dev_copper_supported(hw)) {
3351                         PMD_INIT_LOG(ERR,
3352                                      "Media type is copper, not supported.");
3353                         ret = -EOPNOTSUPP;
3354                 } else {
3355                         ret = 0;
3356                 }
3357                 break;
3358         case HNS3_MEDIA_TYPE_FIBER:
3359                 ret = 0;
3360                 break;
3361         case HNS3_MEDIA_TYPE_BACKPLANE:
3362                 PMD_INIT_LOG(ERR, "Media type is Backplane, not supported.");
3363                 ret = -EOPNOTSUPP;
3364                 break;
3365         default:
3366                 PMD_INIT_LOG(ERR, "Unknown media type = %u!", media_type);
3367                 ret = -EINVAL;
3368                 break;
3369         }
3370
3371         return ret;
3372 }
3373
3374 static int
3375 hns3_get_board_configuration(struct hns3_hw *hw)
3376 {
3377         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3378         struct hns3_pf *pf = &hns->pf;
3379         struct hns3_cfg cfg;
3380         int ret;
3381
3382         ret = hns3_get_board_cfg(hw, &cfg);
3383         if (ret) {
3384                 PMD_INIT_LOG(ERR, "get board config failed %d", ret);
3385                 return ret;
3386         }
3387
3388         ret = hns3_check_media_type(hw, cfg.media_type);
3389         if (ret)
3390                 return ret;
3391
3392         hw->mac.media_type = cfg.media_type;
3393         hw->rss_size_max = cfg.rss_size_max;
3394         hw->rss_dis_flag = false;
3395         memcpy(hw->mac.mac_addr, cfg.mac_addr, RTE_ETHER_ADDR_LEN);
3396         hw->mac.phy_addr = cfg.phy_addr;
3397         hw->mac.default_addr_setted = false;
3398         hw->num_tx_desc = cfg.tqp_desc_num;
3399         hw->num_rx_desc = cfg.tqp_desc_num;
3400         hw->dcb_info.num_pg = 1;
3401         hw->dcb_info.hw_pfc_map = 0;
3402
3403         ret = hns3_parse_speed(cfg.default_speed, &hw->mac.link_speed);
3404         if (ret) {
3405                 PMD_INIT_LOG(ERR, "Get wrong speed %u, ret = %d",
3406                              cfg.default_speed, ret);
3407                 return ret;
3408         }
3409
3410         pf->tc_max = cfg.tc_num;
3411         if (pf->tc_max > HNS3_MAX_TC_NUM || pf->tc_max < 1) {
3412                 PMD_INIT_LOG(WARNING,
3413                              "Get TC num(%u) from flash, set TC num to 1",
3414                              pf->tc_max);
3415                 pf->tc_max = 1;
3416         }
3417
3418         /* Dev does not support DCB */
3419         if (!hns3_dev_dcb_supported(hw)) {
3420                 pf->tc_max = 1;
3421                 pf->pfc_max = 0;
3422         } else
3423                 pf->pfc_max = pf->tc_max;
3424
3425         hw->dcb_info.num_tc = 1;
3426         hw->alloc_rss_size = RTE_MIN(hw->rss_size_max,
3427                                      hw->tqps_num / hw->dcb_info.num_tc);
3428         hns3_set_bit(hw->hw_tc_map, 0, 1);
3429         pf->tx_sch_mode = HNS3_FLAG_TC_BASE_SCH_MODE;
3430
3431         pf->wanted_umv_size = cfg.umv_space;
3432
3433         return ret;
3434 }
3435
3436 static int
3437 hns3_get_configuration(struct hns3_hw *hw)
3438 {
3439         int ret;
3440
3441         ret = hns3_query_function_status(hw);
3442         if (ret) {
3443                 PMD_INIT_LOG(ERR, "Failed to query function status: %d.", ret);
3444                 return ret;
3445         }
3446
3447         /* Get device capability */
3448         ret = hns3_get_capability(hw);
3449         if (ret) {
3450                 PMD_INIT_LOG(ERR, "failed to get device capability: %d.", ret);
3451                 return ret;
3452         }
3453
3454         /* Get pf resource */
3455         ret = hns3_query_pf_resource(hw);
3456         if (ret) {
3457                 PMD_INIT_LOG(ERR, "Failed to query pf resource: %d", ret);
3458                 return ret;
3459         }
3460
3461         ret = hns3_get_board_configuration(hw);
3462         if (ret) {
3463                 PMD_INIT_LOG(ERR, "failed to get board configuration: %d", ret);
3464                 return ret;
3465         }
3466
3467         ret = hns3_query_dev_fec_info(hw);
3468         if (ret)
3469                 PMD_INIT_LOG(ERR,
3470                              "failed to query FEC information, ret = %d", ret);
3471
3472         return ret;
3473 }
3474
3475 static int
3476 hns3_map_tqps_to_func(struct hns3_hw *hw, uint16_t func_id, uint16_t tqp_pid,
3477                       uint16_t tqp_vid, bool is_pf)
3478 {
3479         struct hns3_tqp_map_cmd *req;
3480         struct hns3_cmd_desc desc;
3481         int ret;
3482
3483         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SET_TQP_MAP, false);
3484
3485         req = (struct hns3_tqp_map_cmd *)desc.data;
3486         req->tqp_id = rte_cpu_to_le_16(tqp_pid);
3487         req->tqp_vf = func_id;
3488         req->tqp_flag = 1 << HNS3_TQP_MAP_EN_B;
3489         if (!is_pf)
3490                 req->tqp_flag |= (1 << HNS3_TQP_MAP_TYPE_B);
3491         req->tqp_vid = rte_cpu_to_le_16(tqp_vid);
3492
3493         ret = hns3_cmd_send(hw, &desc, 1);
3494         if (ret)
3495                 PMD_INIT_LOG(ERR, "TQP map failed %d", ret);
3496
3497         return ret;
3498 }
3499
3500 static int
3501 hns3_map_tqp(struct hns3_hw *hw)
3502 {
3503         int ret;
3504         int i;
3505
3506         /*
3507          * In current version, VF is not supported when PF is driven by DPDK
3508          * driver, so we assign total tqps_num tqps allocated to this port
3509          * to PF.
3510          */
3511         for (i = 0; i < hw->total_tqps_num; i++) {
3512                 ret = hns3_map_tqps_to_func(hw, HNS3_PF_FUNC_ID, i, i, true);
3513                 if (ret)
3514                         return ret;
3515         }
3516
3517         return 0;
3518 }
3519
3520 static int
3521 hns3_cfg_mac_speed_dup_hw(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
3522 {
3523         struct hns3_config_mac_speed_dup_cmd *req;
3524         struct hns3_cmd_desc desc;
3525         int ret;
3526
3527         req = (struct hns3_config_mac_speed_dup_cmd *)desc.data;
3528
3529         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_SPEED_DUP, false);
3530
3531         hns3_set_bit(req->speed_dup, HNS3_CFG_DUPLEX_B, !!duplex ? 1 : 0);
3532
3533         switch (speed) {
3534         case ETH_SPEED_NUM_10M:
3535                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3536                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10M);
3537                 break;
3538         case ETH_SPEED_NUM_100M:
3539                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3540                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100M);
3541                 break;
3542         case ETH_SPEED_NUM_1G:
3543                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3544                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_1G);
3545                 break;
3546         case ETH_SPEED_NUM_10G:
3547                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3548                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10G);
3549                 break;
3550         case ETH_SPEED_NUM_25G:
3551                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3552                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_25G);
3553                 break;
3554         case ETH_SPEED_NUM_40G:
3555                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3556                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_40G);
3557                 break;
3558         case ETH_SPEED_NUM_50G:
3559                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3560                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_50G);
3561                 break;
3562         case ETH_SPEED_NUM_100G:
3563                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3564                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100G);
3565                 break;
3566         case ETH_SPEED_NUM_200G:
3567                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3568                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_200G);
3569                 break;
3570         default:
3571                 PMD_INIT_LOG(ERR, "invalid speed (%u)", speed);
3572                 return -EINVAL;
3573         }
3574
3575         hns3_set_bit(req->mac_change_fec_en, HNS3_CFG_MAC_SPEED_CHANGE_EN_B, 1);
3576
3577         ret = hns3_cmd_send(hw, &desc, 1);
3578         if (ret)
3579                 PMD_INIT_LOG(ERR, "mac speed/duplex config cmd failed %d", ret);
3580
3581         return ret;
3582 }
3583
3584 static int
3585 hns3_tx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3586 {
3587         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3588         struct hns3_pf *pf = &hns->pf;
3589         struct hns3_priv_buf *priv;
3590         uint32_t i, total_size;
3591
3592         total_size = pf->pkt_buf_size;
3593
3594         /* alloc tx buffer for all enabled tc */
3595         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3596                 priv = &buf_alloc->priv_buf[i];
3597
3598                 if (hw->hw_tc_map & BIT(i)) {
3599                         if (total_size < pf->tx_buf_size)
3600                                 return -ENOMEM;
3601
3602                         priv->tx_buf_size = pf->tx_buf_size;
3603                 } else
3604                         priv->tx_buf_size = 0;
3605
3606                 total_size -= priv->tx_buf_size;
3607         }
3608
3609         return 0;
3610 }
3611
3612 static int
3613 hns3_tx_buffer_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3614 {
3615 /* TX buffer size is unit by 128 byte */
3616 #define HNS3_BUF_SIZE_UNIT_SHIFT        7
3617 #define HNS3_BUF_SIZE_UPDATE_EN_MSK     BIT(15)
3618         struct hns3_tx_buff_alloc_cmd *req;
3619         struct hns3_cmd_desc desc;
3620         uint32_t buf_size;
3621         uint32_t i;
3622         int ret;
3623
3624         req = (struct hns3_tx_buff_alloc_cmd *)desc.data;
3625
3626         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TX_BUFF_ALLOC, 0);
3627         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3628                 buf_size = buf_alloc->priv_buf[i].tx_buf_size;
3629
3630                 buf_size = buf_size >> HNS3_BUF_SIZE_UNIT_SHIFT;
3631                 req->tx_pkt_buff[i] = rte_cpu_to_le_16(buf_size |
3632                                                 HNS3_BUF_SIZE_UPDATE_EN_MSK);
3633         }
3634
3635         ret = hns3_cmd_send(hw, &desc, 1);
3636         if (ret)
3637                 PMD_INIT_LOG(ERR, "tx buffer alloc cmd failed %d", ret);
3638
3639         return ret;
3640 }
3641
3642 static int
3643 hns3_get_tc_num(struct hns3_hw *hw)
3644 {
3645         int cnt = 0;
3646         uint8_t i;
3647
3648         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3649                 if (hw->hw_tc_map & BIT(i))
3650                         cnt++;
3651         return cnt;
3652 }
3653
3654 static uint32_t
3655 hns3_get_rx_priv_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3656 {
3657         struct hns3_priv_buf *priv;
3658         uint32_t rx_priv = 0;
3659         int i;
3660
3661         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3662                 priv = &buf_alloc->priv_buf[i];
3663                 if (priv->enable)
3664                         rx_priv += priv->buf_size;
3665         }
3666         return rx_priv;
3667 }
3668
3669 static uint32_t
3670 hns3_get_tx_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3671 {
3672         uint32_t total_tx_size = 0;
3673         uint32_t i;
3674
3675         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3676                 total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
3677
3678         return total_tx_size;
3679 }
3680
3681 /* Get the number of pfc enabled TCs, which have private buffer */
3682 static int
3683 hns3_get_pfc_priv_num(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3684 {
3685         struct hns3_priv_buf *priv;
3686         int cnt = 0;
3687         uint8_t i;
3688
3689         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3690                 priv = &buf_alloc->priv_buf[i];
3691                 if ((hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3692                         cnt++;
3693         }
3694
3695         return cnt;
3696 }
3697
3698 /* Get the number of pfc disabled TCs, which have private buffer */
3699 static int
3700 hns3_get_no_pfc_priv_num(struct hns3_hw *hw,
3701                          struct hns3_pkt_buf_alloc *buf_alloc)
3702 {
3703         struct hns3_priv_buf *priv;
3704         int cnt = 0;
3705         uint8_t i;
3706
3707         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3708                 priv = &buf_alloc->priv_buf[i];
3709                 if (hw->hw_tc_map & BIT(i) &&
3710                     !(hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3711                         cnt++;
3712         }
3713
3714         return cnt;
3715 }
3716
3717 static bool
3718 hns3_is_rx_buf_ok(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc,
3719                   uint32_t rx_all)
3720 {
3721         uint32_t shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
3722         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3723         struct hns3_pf *pf = &hns->pf;
3724         uint32_t shared_buf, aligned_mps;
3725         uint32_t rx_priv;
3726         uint8_t tc_num;
3727         uint8_t i;
3728
3729         tc_num = hns3_get_tc_num(hw);
3730         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3731
3732         if (hns3_dev_dcb_supported(hw))
3733                 shared_buf_min = HNS3_BUF_MUL_BY * aligned_mps +
3734                                         pf->dv_buf_size;
3735         else
3736                 shared_buf_min = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF
3737                                         + pf->dv_buf_size;
3738
3739         shared_buf_tc = tc_num * aligned_mps + aligned_mps;
3740         shared_std = roundup(RTE_MAX(shared_buf_min, shared_buf_tc),
3741                              HNS3_BUF_SIZE_UNIT);
3742
3743         rx_priv = hns3_get_rx_priv_buff_alloced(buf_alloc);
3744         if (rx_all < rx_priv + shared_std)
3745                 return false;
3746
3747         shared_buf = rounddown(rx_all - rx_priv, HNS3_BUF_SIZE_UNIT);
3748         buf_alloc->s_buf.buf_size = shared_buf;
3749         if (hns3_dev_dcb_supported(hw)) {
3750                 buf_alloc->s_buf.self.high = shared_buf - pf->dv_buf_size;
3751                 buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
3752                         - roundup(aligned_mps / HNS3_BUF_DIV_BY,
3753                                   HNS3_BUF_SIZE_UNIT);
3754         } else {
3755                 buf_alloc->s_buf.self.high =
3756                         aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3757                 buf_alloc->s_buf.self.low = aligned_mps;
3758         }
3759
3760         if (hns3_dev_dcb_supported(hw)) {
3761                 hi_thrd = shared_buf - pf->dv_buf_size;
3762
3763                 if (tc_num <= NEED_RESERVE_TC_NUM)
3764                         hi_thrd = hi_thrd * BUF_RESERVE_PERCENT /
3765                                   BUF_MAX_PERCENT;
3766
3767                 if (tc_num)
3768                         hi_thrd = hi_thrd / tc_num;
3769
3770                 hi_thrd = RTE_MAX(hi_thrd, HNS3_BUF_MUL_BY * aligned_mps);
3771                 hi_thrd = rounddown(hi_thrd, HNS3_BUF_SIZE_UNIT);
3772                 lo_thrd = hi_thrd - aligned_mps / HNS3_BUF_DIV_BY;
3773         } else {
3774                 hi_thrd = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3775                 lo_thrd = aligned_mps;
3776         }
3777
3778         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3779                 buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
3780                 buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
3781         }
3782
3783         return true;
3784 }
3785
3786 static bool
3787 hns3_rx_buf_calc_all(struct hns3_hw *hw, bool max,
3788                      struct hns3_pkt_buf_alloc *buf_alloc)
3789 {
3790         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3791         struct hns3_pf *pf = &hns->pf;
3792         struct hns3_priv_buf *priv;
3793         uint32_t aligned_mps;
3794         uint32_t rx_all;
3795         uint8_t i;
3796
3797         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3798         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3799
3800         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3801                 priv = &buf_alloc->priv_buf[i];
3802
3803                 priv->enable = 0;
3804                 priv->wl.low = 0;
3805                 priv->wl.high = 0;
3806                 priv->buf_size = 0;
3807
3808                 if (!(hw->hw_tc_map & BIT(i)))
3809                         continue;
3810
3811                 priv->enable = 1;
3812                 if (hw->dcb_info.hw_pfc_map & BIT(i)) {
3813                         priv->wl.low = max ? aligned_mps : HNS3_BUF_SIZE_UNIT;
3814                         priv->wl.high = roundup(priv->wl.low + aligned_mps,
3815                                                 HNS3_BUF_SIZE_UNIT);
3816                 } else {
3817                         priv->wl.low = 0;
3818                         priv->wl.high = max ? (aligned_mps * HNS3_BUF_MUL_BY) :
3819                                         aligned_mps;
3820                 }
3821
3822                 priv->buf_size = priv->wl.high + pf->dv_buf_size;
3823         }
3824
3825         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3826 }
3827
3828 static bool
3829 hns3_drop_nopfc_buf_till_fit(struct hns3_hw *hw,
3830                              struct hns3_pkt_buf_alloc *buf_alloc)
3831 {
3832         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3833         struct hns3_pf *pf = &hns->pf;
3834         struct hns3_priv_buf *priv;
3835         int no_pfc_priv_num;
3836         uint32_t rx_all;
3837         uint8_t mask;
3838         int i;
3839
3840         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3841         no_pfc_priv_num = hns3_get_no_pfc_priv_num(hw, buf_alloc);
3842
3843         /* let the last to be cleared first */
3844         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3845                 priv = &buf_alloc->priv_buf[i];
3846                 mask = BIT((uint8_t)i);
3847
3848                 if (hw->hw_tc_map & mask &&
3849                     !(hw->dcb_info.hw_pfc_map & mask)) {
3850                         /* Clear the no pfc TC private buffer */
3851                         priv->wl.low = 0;
3852                         priv->wl.high = 0;
3853                         priv->buf_size = 0;
3854                         priv->enable = 0;
3855                         no_pfc_priv_num--;
3856                 }
3857
3858                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3859                     no_pfc_priv_num == 0)
3860                         break;
3861         }
3862
3863         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3864 }
3865
3866 static bool
3867 hns3_drop_pfc_buf_till_fit(struct hns3_hw *hw,
3868                            struct hns3_pkt_buf_alloc *buf_alloc)
3869 {
3870         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3871         struct hns3_pf *pf = &hns->pf;
3872         struct hns3_priv_buf *priv;
3873         uint32_t rx_all;
3874         int pfc_priv_num;
3875         uint8_t mask;
3876         int i;
3877
3878         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3879         pfc_priv_num = hns3_get_pfc_priv_num(hw, buf_alloc);
3880
3881         /* let the last to be cleared first */
3882         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3883                 priv = &buf_alloc->priv_buf[i];
3884                 mask = BIT((uint8_t)i);
3885                 if (hw->hw_tc_map & mask && hw->dcb_info.hw_pfc_map & mask) {
3886                         /* Reduce the number of pfc TC with private buffer */
3887                         priv->wl.low = 0;
3888                         priv->enable = 0;
3889                         priv->wl.high = 0;
3890                         priv->buf_size = 0;
3891                         pfc_priv_num--;
3892                 }
3893                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3894                     pfc_priv_num == 0)
3895                         break;
3896         }
3897
3898         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3899 }
3900
3901 static bool
3902 hns3_only_alloc_priv_buff(struct hns3_hw *hw,
3903                           struct hns3_pkt_buf_alloc *buf_alloc)
3904 {
3905 #define COMPENSATE_BUFFER       0x3C00
3906 #define COMPENSATE_HALF_MPS_NUM 5
3907 #define PRIV_WL_GAP             0x1800
3908         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3909         struct hns3_pf *pf = &hns->pf;
3910         uint32_t tc_num = hns3_get_tc_num(hw);
3911         uint32_t half_mps = pf->mps >> 1;
3912         struct hns3_priv_buf *priv;
3913         uint32_t min_rx_priv;
3914         uint32_t rx_priv;
3915         uint8_t i;
3916
3917         rx_priv = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3918         if (tc_num)
3919                 rx_priv = rx_priv / tc_num;
3920
3921         if (tc_num <= NEED_RESERVE_TC_NUM)
3922                 rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
3923
3924         /*
3925          * Minimum value of private buffer in rx direction (min_rx_priv) is
3926          * equal to "DV + 2.5 * MPS + 15KB". Driver only allocates rx private
3927          * buffer if rx_priv is greater than min_rx_priv.
3928          */
3929         min_rx_priv = pf->dv_buf_size + COMPENSATE_BUFFER +
3930                         COMPENSATE_HALF_MPS_NUM * half_mps;
3931         min_rx_priv = roundup(min_rx_priv, HNS3_BUF_SIZE_UNIT);
3932         rx_priv = rounddown(rx_priv, HNS3_BUF_SIZE_UNIT);
3933
3934         if (rx_priv < min_rx_priv)
3935                 return false;
3936
3937         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3938                 priv = &buf_alloc->priv_buf[i];
3939                 priv->enable = 0;
3940                 priv->wl.low = 0;
3941                 priv->wl.high = 0;
3942                 priv->buf_size = 0;
3943
3944                 if (!(hw->hw_tc_map & BIT(i)))
3945                         continue;
3946
3947                 priv->enable = 1;
3948                 priv->buf_size = rx_priv;
3949                 priv->wl.high = rx_priv - pf->dv_buf_size;
3950                 priv->wl.low = priv->wl.high - PRIV_WL_GAP;
3951         }
3952
3953         buf_alloc->s_buf.buf_size = 0;
3954
3955         return true;
3956 }
3957
3958 /*
3959  * hns3_rx_buffer_calc: calculate the rx private buffer size for all TCs
3960  * @hw: pointer to struct hns3_hw
3961  * @buf_alloc: pointer to buffer calculation data
3962  * @return: 0: calculate sucessful, negative: fail
3963  */
3964 static int
3965 hns3_rx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3966 {
3967         /* When DCB is not supported, rx private buffer is not allocated. */
3968         if (!hns3_dev_dcb_supported(hw)) {
3969                 struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3970                 struct hns3_pf *pf = &hns->pf;
3971                 uint32_t rx_all = pf->pkt_buf_size;
3972
3973                 rx_all -= hns3_get_tx_buff_alloced(buf_alloc);
3974                 if (!hns3_is_rx_buf_ok(hw, buf_alloc, rx_all))
3975                         return -ENOMEM;
3976
3977                 return 0;
3978         }
3979
3980         /*
3981          * Try to allocate privated packet buffer for all TCs without share
3982          * buffer.
3983          */
3984         if (hns3_only_alloc_priv_buff(hw, buf_alloc))
3985                 return 0;
3986
3987         /*
3988          * Try to allocate privated packet buffer for all TCs with share
3989          * buffer.
3990          */
3991         if (hns3_rx_buf_calc_all(hw, true, buf_alloc))
3992                 return 0;
3993
3994         /*
3995          * For different application scenes, the enabled port number, TC number
3996          * and no_drop TC number are different. In order to obtain the better
3997          * performance, software could allocate the buffer size and configure
3998          * the waterline by trying to decrease the private buffer size according
3999          * to the order, namely, waterline of valid tc, pfc disabled tc, pfc
4000          * enabled tc.
4001          */
4002         if (hns3_rx_buf_calc_all(hw, false, buf_alloc))
4003                 return 0;
4004
4005         if (hns3_drop_nopfc_buf_till_fit(hw, buf_alloc))
4006                 return 0;
4007
4008         if (hns3_drop_pfc_buf_till_fit(hw, buf_alloc))
4009                 return 0;
4010
4011         return -ENOMEM;
4012 }
4013
4014 static int
4015 hns3_rx_priv_buf_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
4016 {
4017         struct hns3_rx_priv_buff_cmd *req;
4018         struct hns3_cmd_desc desc;
4019         uint32_t buf_size;
4020         int ret;
4021         int i;
4022
4023         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_PRIV_BUFF_ALLOC, false);
4024         req = (struct hns3_rx_priv_buff_cmd *)desc.data;
4025
4026         /* Alloc private buffer TCs */
4027         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
4028                 struct hns3_priv_buf *priv = &buf_alloc->priv_buf[i];
4029
4030                 req->buf_num[i] =
4031                         rte_cpu_to_le_16(priv->buf_size >> HNS3_BUF_UNIT_S);
4032                 req->buf_num[i] |= rte_cpu_to_le_16(1 << HNS3_TC0_PRI_BUF_EN_B);
4033         }
4034
4035         buf_size = buf_alloc->s_buf.buf_size;
4036         req->shared_buf = rte_cpu_to_le_16((buf_size >> HNS3_BUF_UNIT_S) |
4037                                            (1 << HNS3_TC0_PRI_BUF_EN_B));
4038
4039         ret = hns3_cmd_send(hw, &desc, 1);
4040         if (ret)
4041                 PMD_INIT_LOG(ERR, "rx private buffer alloc cmd failed %d", ret);
4042
4043         return ret;
4044 }
4045
4046 static int
4047 hns3_rx_priv_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
4048 {
4049 #define HNS3_RX_PRIV_WL_ALLOC_DESC_NUM 2
4050         struct hns3_rx_priv_wl_buf *req;
4051         struct hns3_priv_buf *priv;
4052         struct hns3_cmd_desc desc[HNS3_RX_PRIV_WL_ALLOC_DESC_NUM];
4053         int i, j;
4054         int ret;
4055
4056         for (i = 0; i < HNS3_RX_PRIV_WL_ALLOC_DESC_NUM; i++) {
4057                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_PRIV_WL_ALLOC,
4058                                           false);
4059                 req = (struct hns3_rx_priv_wl_buf *)desc[i].data;
4060
4061                 /* The first descriptor set the NEXT bit to 1 */
4062                 if (i == 0)
4063                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4064                 else
4065                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4066
4067                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
4068                         uint32_t idx = i * HNS3_TC_NUM_ONE_DESC + j;
4069
4070                         priv = &buf_alloc->priv_buf[idx];
4071                         req->tc_wl[j].high = rte_cpu_to_le_16(priv->wl.high >>
4072                                                         HNS3_BUF_UNIT_S);
4073                         req->tc_wl[j].high |=
4074                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4075                         req->tc_wl[j].low = rte_cpu_to_le_16(priv->wl.low >>
4076                                                         HNS3_BUF_UNIT_S);
4077                         req->tc_wl[j].low |=
4078                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4079                 }
4080         }
4081
4082         /* Send 2 descriptor at one time */
4083         ret = hns3_cmd_send(hw, desc, HNS3_RX_PRIV_WL_ALLOC_DESC_NUM);
4084         if (ret)
4085                 PMD_INIT_LOG(ERR, "rx private waterline config cmd failed %d",
4086                              ret);
4087         return ret;
4088 }
4089
4090 static int
4091 hns3_common_thrd_config(struct hns3_hw *hw,
4092                         struct hns3_pkt_buf_alloc *buf_alloc)
4093 {
4094 #define HNS3_RX_COM_THRD_ALLOC_DESC_NUM 2
4095         struct hns3_shared_buf *s_buf = &buf_alloc->s_buf;
4096         struct hns3_rx_com_thrd *req;
4097         struct hns3_cmd_desc desc[HNS3_RX_COM_THRD_ALLOC_DESC_NUM];
4098         struct hns3_tc_thrd *tc;
4099         int tc_idx;
4100         int i, j;
4101         int ret;
4102
4103         for (i = 0; i < HNS3_RX_COM_THRD_ALLOC_DESC_NUM; i++) {
4104                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_COM_THRD_ALLOC,
4105                                           false);
4106                 req = (struct hns3_rx_com_thrd *)&desc[i].data;
4107
4108                 /* The first descriptor set the NEXT bit to 1 */
4109                 if (i == 0)
4110                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4111                 else
4112                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4113
4114                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
4115                         tc_idx = i * HNS3_TC_NUM_ONE_DESC + j;
4116                         tc = &s_buf->tc_thrd[tc_idx];
4117
4118                         req->com_thrd[j].high =
4119                                 rte_cpu_to_le_16(tc->high >> HNS3_BUF_UNIT_S);
4120                         req->com_thrd[j].high |=
4121                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4122                         req->com_thrd[j].low =
4123                                 rte_cpu_to_le_16(tc->low >> HNS3_BUF_UNIT_S);
4124                         req->com_thrd[j].low |=
4125                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4126                 }
4127         }
4128
4129         /* Send 2 descriptors at one time */
4130         ret = hns3_cmd_send(hw, desc, HNS3_RX_COM_THRD_ALLOC_DESC_NUM);
4131         if (ret)
4132                 PMD_INIT_LOG(ERR, "common threshold config cmd failed %d", ret);
4133
4134         return ret;
4135 }
4136
4137 static int
4138 hns3_common_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
4139 {
4140         struct hns3_shared_buf *buf = &buf_alloc->s_buf;
4141         struct hns3_rx_com_wl *req;
4142         struct hns3_cmd_desc desc;
4143         int ret;
4144
4145         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_COM_WL_ALLOC, false);
4146
4147         req = (struct hns3_rx_com_wl *)desc.data;
4148         req->com_wl.high = rte_cpu_to_le_16(buf->self.high >> HNS3_BUF_UNIT_S);
4149         req->com_wl.high |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4150
4151         req->com_wl.low = rte_cpu_to_le_16(buf->self.low >> HNS3_BUF_UNIT_S);
4152         req->com_wl.low |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4153
4154         ret = hns3_cmd_send(hw, &desc, 1);
4155         if (ret)
4156                 PMD_INIT_LOG(ERR, "common waterline config cmd failed %d", ret);
4157
4158         return ret;
4159 }
4160
4161 int
4162 hns3_buffer_alloc(struct hns3_hw *hw)
4163 {
4164         struct hns3_pkt_buf_alloc pkt_buf;
4165         int ret;
4166
4167         memset(&pkt_buf, 0, sizeof(pkt_buf));
4168         ret = hns3_tx_buffer_calc(hw, &pkt_buf);
4169         if (ret) {
4170                 PMD_INIT_LOG(ERR,
4171                              "could not calc tx buffer size for all TCs %d",
4172                              ret);
4173                 return ret;
4174         }
4175
4176         ret = hns3_tx_buffer_alloc(hw, &pkt_buf);
4177         if (ret) {
4178                 PMD_INIT_LOG(ERR, "could not alloc tx buffers %d", ret);
4179                 return ret;
4180         }
4181
4182         ret = hns3_rx_buffer_calc(hw, &pkt_buf);
4183         if (ret) {
4184                 PMD_INIT_LOG(ERR,
4185                              "could not calc rx priv buffer size for all TCs %d",
4186                              ret);
4187                 return ret;
4188         }
4189
4190         ret = hns3_rx_priv_buf_alloc(hw, &pkt_buf);
4191         if (ret) {
4192                 PMD_INIT_LOG(ERR, "could not alloc rx priv buffer %d", ret);
4193                 return ret;
4194         }
4195
4196         if (hns3_dev_dcb_supported(hw)) {
4197                 ret = hns3_rx_priv_wl_config(hw, &pkt_buf);
4198                 if (ret) {
4199                         PMD_INIT_LOG(ERR,
4200                                      "could not configure rx private waterline %d",
4201                                      ret);
4202                         return ret;
4203                 }
4204
4205                 ret = hns3_common_thrd_config(hw, &pkt_buf);
4206                 if (ret) {
4207                         PMD_INIT_LOG(ERR,
4208                                      "could not configure common threshold %d",
4209                                      ret);
4210                         return ret;
4211                 }
4212         }
4213
4214         ret = hns3_common_wl_config(hw, &pkt_buf);
4215         if (ret)
4216                 PMD_INIT_LOG(ERR, "could not configure common waterline %d",
4217                              ret);
4218
4219         return ret;
4220 }
4221
4222 static int
4223 hns3_mac_init(struct hns3_hw *hw)
4224 {
4225         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
4226         struct hns3_mac *mac = &hw->mac;
4227         struct hns3_pf *pf = &hns->pf;
4228         int ret;
4229
4230         pf->support_sfp_query = true;
4231         mac->link_duplex = ETH_LINK_FULL_DUPLEX;
4232         ret = hns3_cfg_mac_speed_dup_hw(hw, mac->link_speed, mac->link_duplex);
4233         if (ret) {
4234                 PMD_INIT_LOG(ERR, "Config mac speed dup fail ret = %d", ret);
4235                 return ret;
4236         }
4237
4238         mac->link_status = ETH_LINK_DOWN;
4239
4240         return hns3_config_mtu(hw, pf->mps);
4241 }
4242
4243 static int
4244 hns3_get_mac_ethertype_cmd_status(uint16_t cmdq_resp, uint8_t resp_code)
4245 {
4246 #define HNS3_ETHERTYPE_SUCCESS_ADD              0
4247 #define HNS3_ETHERTYPE_ALREADY_ADD              1
4248 #define HNS3_ETHERTYPE_MGR_TBL_OVERFLOW         2
4249 #define HNS3_ETHERTYPE_KEY_CONFLICT             3
4250         int return_status;
4251
4252         if (cmdq_resp) {
4253                 PMD_INIT_LOG(ERR,
4254                              "cmdq execute failed for get_mac_ethertype_cmd_status, status=%u.\n",
4255                              cmdq_resp);
4256                 return -EIO;
4257         }
4258
4259         switch (resp_code) {
4260         case HNS3_ETHERTYPE_SUCCESS_ADD:
4261         case HNS3_ETHERTYPE_ALREADY_ADD:
4262                 return_status = 0;
4263                 break;
4264         case HNS3_ETHERTYPE_MGR_TBL_OVERFLOW:
4265                 PMD_INIT_LOG(ERR,
4266                              "add mac ethertype failed for manager table overflow.");
4267                 return_status = -EIO;
4268                 break;
4269         case HNS3_ETHERTYPE_KEY_CONFLICT:
4270                 PMD_INIT_LOG(ERR, "add mac ethertype failed for key conflict.");
4271                 return_status = -EIO;
4272                 break;
4273         default:
4274                 PMD_INIT_LOG(ERR,
4275                              "add mac ethertype failed for undefined, code=%u.",
4276                              resp_code);
4277                 return_status = -EIO;
4278                 break;
4279         }
4280
4281         return return_status;
4282 }
4283
4284 static int
4285 hns3_add_mgr_tbl(struct hns3_hw *hw,
4286                  const struct hns3_mac_mgr_tbl_entry_cmd *req)
4287 {
4288         struct hns3_cmd_desc desc;
4289         uint8_t resp_code;
4290         uint16_t retval;
4291         int ret;
4292
4293         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_ETHTYPE_ADD, false);
4294         memcpy(desc.data, req, sizeof(struct hns3_mac_mgr_tbl_entry_cmd));
4295
4296         ret = hns3_cmd_send(hw, &desc, 1);
4297         if (ret) {
4298                 PMD_INIT_LOG(ERR,
4299                              "add mac ethertype failed for cmd_send, ret =%d.",
4300                              ret);
4301                 return ret;
4302         }
4303
4304         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
4305         retval = rte_le_to_cpu_16(desc.retval);
4306
4307         return hns3_get_mac_ethertype_cmd_status(retval, resp_code);
4308 }
4309
4310 static void
4311 hns3_prepare_mgr_tbl(struct hns3_mac_mgr_tbl_entry_cmd *mgr_table,
4312                      int *table_item_num)
4313 {
4314         struct hns3_mac_mgr_tbl_entry_cmd *tbl;
4315
4316         /*
4317          * In current version, we add one item in management table as below:
4318          * 0x0180C200000E -- LLDP MC address
4319          */
4320         tbl = mgr_table;
4321         tbl->flags = HNS3_MAC_MGR_MASK_VLAN_B;
4322         tbl->ethter_type = rte_cpu_to_le_16(HNS3_MAC_ETHERTYPE_LLDP);
4323         tbl->mac_addr_hi32 = rte_cpu_to_le_32(htonl(0x0180C200));
4324         tbl->mac_addr_lo16 = rte_cpu_to_le_16(htons(0x000E));
4325         tbl->i_port_bitmap = 0x1;
4326         *table_item_num = 1;
4327 }
4328
4329 static int
4330 hns3_init_mgr_tbl(struct hns3_hw *hw)
4331 {
4332 #define HNS_MAC_MGR_TBL_MAX_SIZE        16
4333         struct hns3_mac_mgr_tbl_entry_cmd mgr_table[HNS_MAC_MGR_TBL_MAX_SIZE];
4334         int table_item_num;
4335         int ret;
4336         int i;
4337
4338         memset(mgr_table, 0, sizeof(mgr_table));
4339         hns3_prepare_mgr_tbl(mgr_table, &table_item_num);
4340         for (i = 0; i < table_item_num; i++) {
4341                 ret = hns3_add_mgr_tbl(hw, &mgr_table[i]);
4342                 if (ret) {
4343                         PMD_INIT_LOG(ERR, "add mac ethertype failed, ret =%d",
4344                                      ret);
4345                         return ret;
4346                 }
4347         }
4348
4349         return 0;
4350 }
4351
4352 static void
4353 hns3_promisc_param_init(struct hns3_promisc_param *param, bool en_uc,
4354                         bool en_mc, bool en_bc, int vport_id)
4355 {
4356         if (!param)
4357                 return;
4358
4359         memset(param, 0, sizeof(struct hns3_promisc_param));
4360         if (en_uc)
4361                 param->enable = HNS3_PROMISC_EN_UC;
4362         if (en_mc)
4363                 param->enable |= HNS3_PROMISC_EN_MC;
4364         if (en_bc)
4365                 param->enable |= HNS3_PROMISC_EN_BC;
4366         param->vf_id = vport_id;
4367 }
4368
4369 static int
4370 hns3_cmd_set_promisc_mode(struct hns3_hw *hw, struct hns3_promisc_param *param)
4371 {
4372         struct hns3_promisc_cfg_cmd *req;
4373         struct hns3_cmd_desc desc;
4374         int ret;
4375
4376         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_PROMISC_MODE, false);
4377
4378         req = (struct hns3_promisc_cfg_cmd *)desc.data;
4379         req->vf_id = param->vf_id;
4380         req->flag = (param->enable << HNS3_PROMISC_EN_B) |
4381             HNS3_PROMISC_TX_EN_B | HNS3_PROMISC_RX_EN_B;
4382
4383         ret = hns3_cmd_send(hw, &desc, 1);
4384         if (ret)
4385                 PMD_INIT_LOG(ERR, "Set promisc mode fail, ret = %d", ret);
4386
4387         return ret;
4388 }
4389
4390 static int
4391 hns3_set_promisc_mode(struct hns3_hw *hw, bool en_uc_pmc, bool en_mc_pmc)
4392 {
4393         struct hns3_promisc_param param;
4394         bool en_bc_pmc = true;
4395         uint8_t vf_id;
4396
4397         /*
4398          * In current version VF is not supported when PF is driven by DPDK
4399          * driver, just need to configure parameters for PF vport.
4400          */
4401         vf_id = HNS3_PF_FUNC_ID;
4402
4403         hns3_promisc_param_init(&param, en_uc_pmc, en_mc_pmc, en_bc_pmc, vf_id);
4404         return hns3_cmd_set_promisc_mode(hw, &param);
4405 }
4406
4407 static int
4408 hns3_promisc_init(struct hns3_hw *hw)
4409 {
4410         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
4411         struct hns3_pf *pf = &hns->pf;
4412         struct hns3_promisc_param param;
4413         uint16_t func_id;
4414         int ret;
4415
4416         ret = hns3_set_promisc_mode(hw, false, false);
4417         if (ret) {
4418                 PMD_INIT_LOG(ERR, "failed to set promisc mode, ret = %d", ret);
4419                 return ret;
4420         }
4421
4422         /*
4423          * In current version VFs are not supported when PF is driven by DPDK
4424          * driver. After PF has been taken over by DPDK, the original VF will
4425          * be invalid. So, there is a possibility of entry residues. It should
4426          * clear VFs's promisc mode to avoid unnecessary bandwidth usage
4427          * during init.
4428          */
4429         for (func_id = HNS3_1ST_VF_FUNC_ID; func_id < pf->func_num; func_id++) {
4430                 hns3_promisc_param_init(&param, false, false, false, func_id);
4431                 ret = hns3_cmd_set_promisc_mode(hw, &param);
4432                 if (ret) {
4433                         PMD_INIT_LOG(ERR, "failed to clear vf:%u promisc mode,"
4434                                         " ret = %d", func_id, ret);
4435                         return ret;
4436                 }
4437         }
4438
4439         return 0;
4440 }
4441
4442 static void
4443 hns3_promisc_uninit(struct hns3_hw *hw)
4444 {
4445         struct hns3_promisc_param param;
4446         uint16_t func_id;
4447         int ret;
4448
4449         func_id = HNS3_PF_FUNC_ID;
4450
4451         /*
4452          * In current version VFs are not supported when PF is driven by
4453          * DPDK driver, and VFs' promisc mode status has been cleared during
4454          * init and their status will not change. So just clear PF's promisc
4455          * mode status during uninit.
4456          */
4457         hns3_promisc_param_init(&param, false, false, false, func_id);
4458         ret = hns3_cmd_set_promisc_mode(hw, &param);
4459         if (ret)
4460                 PMD_INIT_LOG(ERR, "failed to clear promisc status during"
4461                                 " uninit, ret = %d", ret);
4462 }
4463
4464 static int
4465 hns3_dev_promiscuous_enable(struct rte_eth_dev *dev)
4466 {
4467         bool allmulti = dev->data->all_multicast ? true : false;
4468         struct hns3_adapter *hns = dev->data->dev_private;
4469         struct hns3_hw *hw = &hns->hw;
4470         uint64_t offloads;
4471         int err;
4472         int ret;
4473
4474         rte_spinlock_lock(&hw->lock);
4475         ret = hns3_set_promisc_mode(hw, true, true);
4476         if (ret) {
4477                 rte_spinlock_unlock(&hw->lock);
4478                 hns3_err(hw, "failed to enable promiscuous mode, ret = %d",
4479                          ret);
4480                 return ret;
4481         }
4482
4483         /*
4484          * When promiscuous mode was enabled, disable the vlan filter to let
4485          * all packets coming in in the receiving direction.
4486          */
4487         offloads = dev->data->dev_conf.rxmode.offloads;
4488         if (offloads & DEV_RX_OFFLOAD_VLAN_FILTER) {
4489                 ret = hns3_enable_vlan_filter(hns, false);
4490                 if (ret) {
4491                         hns3_err(hw, "failed to enable promiscuous mode due to "
4492                                      "failure to disable vlan filter, ret = %d",
4493                                  ret);
4494                         err = hns3_set_promisc_mode(hw, false, allmulti);
4495                         if (err)
4496                                 hns3_err(hw, "failed to restore promiscuous "
4497                                          "status after disable vlan filter "
4498                                          "failed during enabling promiscuous "
4499                                          "mode, ret = %d", ret);
4500                 }
4501         }
4502
4503         rte_spinlock_unlock(&hw->lock);
4504
4505         return ret;
4506 }
4507
4508 static int
4509 hns3_dev_promiscuous_disable(struct rte_eth_dev *dev)
4510 {
4511         bool allmulti = dev->data->all_multicast ? true : false;
4512         struct hns3_adapter *hns = dev->data->dev_private;
4513         struct hns3_hw *hw = &hns->hw;
4514         uint64_t offloads;
4515         int err;
4516         int ret;
4517
4518         /* If now in all_multicast mode, must remain in all_multicast mode. */
4519         rte_spinlock_lock(&hw->lock);
4520         ret = hns3_set_promisc_mode(hw, false, allmulti);
4521         if (ret) {
4522                 rte_spinlock_unlock(&hw->lock);
4523                 hns3_err(hw, "failed to disable promiscuous mode, ret = %d",
4524                          ret);
4525                 return ret;
4526         }
4527         /* when promiscuous mode was disabled, restore the vlan filter status */
4528         offloads = dev->data->dev_conf.rxmode.offloads;
4529         if (offloads & DEV_RX_OFFLOAD_VLAN_FILTER) {
4530                 ret = hns3_enable_vlan_filter(hns, true);
4531                 if (ret) {
4532                         hns3_err(hw, "failed to disable promiscuous mode due to"
4533                                  " failure to restore vlan filter, ret = %d",
4534                                  ret);
4535                         err = hns3_set_promisc_mode(hw, true, true);
4536                         if (err)
4537                                 hns3_err(hw, "failed to restore promiscuous "
4538                                          "status after enabling vlan filter "
4539                                          "failed during disabling promiscuous "
4540                                          "mode, ret = %d", ret);
4541                 }
4542         }
4543         rte_spinlock_unlock(&hw->lock);
4544
4545         return ret;
4546 }
4547
4548 static int
4549 hns3_dev_allmulticast_enable(struct rte_eth_dev *dev)
4550 {
4551         struct hns3_adapter *hns = dev->data->dev_private;
4552         struct hns3_hw *hw = &hns->hw;
4553         int ret;
4554
4555         if (dev->data->promiscuous)
4556                 return 0;
4557
4558         rte_spinlock_lock(&hw->lock);
4559         ret = hns3_set_promisc_mode(hw, false, true);
4560         rte_spinlock_unlock(&hw->lock);
4561         if (ret)
4562                 hns3_err(hw, "failed to enable allmulticast mode, ret = %d",
4563                          ret);
4564
4565         return ret;
4566 }
4567
4568 static int
4569 hns3_dev_allmulticast_disable(struct rte_eth_dev *dev)
4570 {
4571         struct hns3_adapter *hns = dev->data->dev_private;
4572         struct hns3_hw *hw = &hns->hw;
4573         int ret;
4574
4575         /* If now in promiscuous mode, must remain in all_multicast mode. */
4576         if (dev->data->promiscuous)
4577                 return 0;
4578
4579         rte_spinlock_lock(&hw->lock);
4580         ret = hns3_set_promisc_mode(hw, false, false);
4581         rte_spinlock_unlock(&hw->lock);
4582         if (ret)
4583                 hns3_err(hw, "failed to disable allmulticast mode, ret = %d",
4584                          ret);
4585
4586         return ret;
4587 }
4588
4589 static int
4590 hns3_dev_promisc_restore(struct hns3_adapter *hns)
4591 {
4592         struct hns3_hw *hw = &hns->hw;
4593         bool allmulti = hw->data->all_multicast ? true : false;
4594         int ret;
4595
4596         if (hw->data->promiscuous) {
4597                 ret = hns3_set_promisc_mode(hw, true, true);
4598                 if (ret)
4599                         hns3_err(hw, "failed to restore promiscuous mode, "
4600                                  "ret = %d", ret);
4601                 return ret;
4602         }
4603
4604         ret = hns3_set_promisc_mode(hw, false, allmulti);
4605         if (ret)
4606                 hns3_err(hw, "failed to restore allmulticast mode, ret = %d",
4607                          ret);
4608         return ret;
4609 }
4610
4611 static int
4612 hns3_get_sfp_info(struct hns3_hw *hw, struct hns3_mac *mac_info)
4613 {
4614         struct hns3_sfp_info_cmd *resp;
4615         struct hns3_cmd_desc desc;
4616         int ret;
4617
4618         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_INFO, true);
4619         resp = (struct hns3_sfp_info_cmd *)desc.data;
4620         resp->query_type = HNS3_ACTIVE_QUERY;
4621
4622         ret = hns3_cmd_send(hw, &desc, 1);
4623         if (ret == -EOPNOTSUPP) {
4624                 hns3_warn(hw, "firmware does not support get SFP info,"
4625                           " ret = %d.", ret);
4626                 return ret;
4627         } else if (ret) {
4628                 hns3_err(hw, "get sfp info failed, ret = %d.", ret);
4629                 return ret;
4630         }
4631
4632         /*
4633          * In some case, the speed of MAC obtained from firmware may be 0, it
4634          * shouldn't be set to mac->speed.
4635          */
4636         if (!rte_le_to_cpu_32(resp->sfp_speed))
4637                 return 0;
4638
4639         mac_info->link_speed = rte_le_to_cpu_32(resp->sfp_speed);
4640         /*
4641          * if resp->supported_speed is 0, it means it's an old version
4642          * firmware, do not update these params.
4643          */
4644         if (resp->supported_speed) {
4645                 mac_info->query_type = HNS3_ACTIVE_QUERY;
4646                 mac_info->supported_speed =
4647                                         rte_le_to_cpu_32(resp->supported_speed);
4648                 mac_info->support_autoneg = resp->autoneg_ability;
4649                 mac_info->link_autoneg = (resp->autoneg == 0) ? ETH_LINK_FIXED
4650                                         : ETH_LINK_AUTONEG;
4651         } else {
4652                 mac_info->query_type = HNS3_DEFAULT_QUERY;
4653         }
4654
4655         return 0;
4656 }
4657
4658 static uint8_t
4659 hns3_check_speed_dup(uint8_t duplex, uint32_t speed)
4660 {
4661         if (!(speed == ETH_SPEED_NUM_10M || speed == ETH_SPEED_NUM_100M))
4662                 duplex = ETH_LINK_FULL_DUPLEX;
4663
4664         return duplex;
4665 }
4666
4667 static int
4668 hns3_cfg_mac_speed_dup(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
4669 {
4670         struct hns3_mac *mac = &hw->mac;
4671         int ret;
4672
4673         duplex = hns3_check_speed_dup(duplex, speed);
4674         if (mac->link_speed == speed && mac->link_duplex == duplex)
4675                 return 0;
4676
4677         ret = hns3_cfg_mac_speed_dup_hw(hw, speed, duplex);
4678         if (ret)
4679                 return ret;
4680
4681         ret = hns3_port_shaper_update(hw, speed);
4682         if (ret)
4683                 return ret;
4684
4685         mac->link_speed = speed;
4686         mac->link_duplex = duplex;
4687
4688         return 0;
4689 }
4690
4691 static int
4692 hns3_update_fiber_link_info(struct hns3_hw *hw)
4693 {
4694         struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
4695         struct hns3_mac *mac = &hw->mac;
4696         struct hns3_mac mac_info;
4697         int ret;
4698
4699         /* If firmware do not support get SFP/qSFP speed, return directly */
4700         if (!pf->support_sfp_query)
4701                 return 0;
4702
4703         memset(&mac_info, 0, sizeof(struct hns3_mac));
4704         ret = hns3_get_sfp_info(hw, &mac_info);
4705         if (ret == -EOPNOTSUPP) {
4706                 pf->support_sfp_query = false;
4707                 return ret;
4708         } else if (ret)
4709                 return ret;
4710
4711         /* Do nothing if no SFP */
4712         if (mac_info.link_speed == ETH_SPEED_NUM_NONE)
4713                 return 0;
4714
4715         /*
4716          * If query_type is HNS3_ACTIVE_QUERY, it is no need
4717          * to reconfigure the speed of MAC. Otherwise, it indicates
4718          * that the current firmware only supports to obtain the
4719          * speed of the SFP, and the speed of MAC needs to reconfigure.
4720          */
4721         mac->query_type = mac_info.query_type;
4722         if (mac->query_type == HNS3_ACTIVE_QUERY) {
4723                 if (mac_info.link_speed != mac->link_speed) {
4724                         ret = hns3_port_shaper_update(hw, mac_info.link_speed);
4725                         if (ret)
4726                                 return ret;
4727                 }
4728
4729                 mac->link_speed = mac_info.link_speed;
4730                 mac->supported_speed = mac_info.supported_speed;
4731                 mac->support_autoneg = mac_info.support_autoneg;
4732                 mac->link_autoneg = mac_info.link_autoneg;
4733
4734                 return 0;
4735         }
4736
4737         /* Config full duplex for SFP */
4738         return hns3_cfg_mac_speed_dup(hw, mac_info.link_speed,
4739                                       ETH_LINK_FULL_DUPLEX);
4740 }
4741
4742 static void
4743 hns3_parse_copper_phy_params(struct hns3_cmd_desc *desc, struct hns3_mac *mac)
4744 {
4745 #define HNS3_PHY_SUPPORTED_SPEED_MASK   0x2f
4746
4747         struct hns3_phy_params_bd0_cmd *req;
4748         uint32_t supported;
4749
4750         req = (struct hns3_phy_params_bd0_cmd *)desc[0].data;
4751         mac->link_speed = rte_le_to_cpu_32(req->speed);
4752         mac->link_duplex = hns3_get_bit(req->duplex,
4753                                            HNS3_PHY_DUPLEX_CFG_B);
4754         mac->link_autoneg = hns3_get_bit(req->autoneg,
4755                                            HNS3_PHY_AUTONEG_CFG_B);
4756         mac->advertising = rte_le_to_cpu_32(req->advertising);
4757         mac->lp_advertising = rte_le_to_cpu_32(req->lp_advertising);
4758         supported = rte_le_to_cpu_32(req->supported);
4759         mac->supported_speed = supported & HNS3_PHY_SUPPORTED_SPEED_MASK;
4760         mac->support_autoneg = !!(supported & HNS3_PHY_LINK_MODE_AUTONEG_BIT);
4761 }
4762
4763 static int
4764 hns3_get_copper_phy_params(struct hns3_hw *hw, struct hns3_mac *mac)
4765 {
4766         struct hns3_cmd_desc desc[HNS3_PHY_PARAM_CFG_BD_NUM];
4767         uint16_t i;
4768         int ret;
4769
4770         for (i = 0; i < HNS3_PHY_PARAM_CFG_BD_NUM - 1; i++) {
4771                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG,
4772                                           true);
4773                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4774         }
4775         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG, true);
4776
4777         ret = hns3_cmd_send(hw, desc, HNS3_PHY_PARAM_CFG_BD_NUM);
4778         if (ret) {
4779                 hns3_err(hw, "get phy parameters failed, ret = %d.", ret);
4780                 return ret;
4781         }
4782
4783         hns3_parse_copper_phy_params(desc, mac);
4784
4785         return 0;
4786 }
4787
4788 static int
4789 hns3_update_copper_link_info(struct hns3_hw *hw)
4790 {
4791         struct hns3_mac *mac = &hw->mac;
4792         struct hns3_mac mac_info;
4793         int ret;
4794
4795         memset(&mac_info, 0, sizeof(struct hns3_mac));
4796         ret = hns3_get_copper_phy_params(hw, &mac_info);
4797         if (ret)
4798                 return ret;
4799
4800         if (mac_info.link_speed != mac->link_speed) {
4801                 ret = hns3_port_shaper_update(hw, mac_info.link_speed);
4802                 if (ret)
4803                         return ret;
4804         }
4805
4806         mac->link_speed = mac_info.link_speed;
4807         mac->link_duplex = mac_info.link_duplex;
4808         mac->link_autoneg = mac_info.link_autoneg;
4809         mac->supported_speed = mac_info.supported_speed;
4810         mac->advertising = mac_info.advertising;
4811         mac->lp_advertising = mac_info.lp_advertising;
4812         mac->support_autoneg = mac_info.support_autoneg;
4813
4814         return 0;
4815 }
4816
4817 static int
4818 hns3_update_link_info(struct rte_eth_dev *eth_dev)
4819 {
4820         struct hns3_adapter *hns = eth_dev->data->dev_private;
4821         struct hns3_hw *hw = &hns->hw;
4822         int ret = 0;
4823
4824         if (hw->mac.media_type == HNS3_MEDIA_TYPE_COPPER)
4825                 ret = hns3_update_copper_link_info(hw);
4826         else if (hw->mac.media_type == HNS3_MEDIA_TYPE_FIBER)
4827                 ret = hns3_update_fiber_link_info(hw);
4828
4829         return ret;
4830 }
4831
4832 static int
4833 hns3_cfg_mac_mode(struct hns3_hw *hw, bool enable)
4834 {
4835         struct hns3_config_mac_mode_cmd *req;
4836         struct hns3_cmd_desc desc;
4837         uint32_t loop_en = 0;
4838         uint8_t val = 0;
4839         int ret;
4840
4841         req = (struct hns3_config_mac_mode_cmd *)desc.data;
4842
4843         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAC_MODE, false);
4844         if (enable)
4845                 val = 1;
4846         hns3_set_bit(loop_en, HNS3_MAC_TX_EN_B, val);
4847         hns3_set_bit(loop_en, HNS3_MAC_RX_EN_B, val);
4848         hns3_set_bit(loop_en, HNS3_MAC_PAD_TX_B, val);
4849         hns3_set_bit(loop_en, HNS3_MAC_PAD_RX_B, val);
4850         hns3_set_bit(loop_en, HNS3_MAC_1588_TX_B, 0);
4851         hns3_set_bit(loop_en, HNS3_MAC_1588_RX_B, 0);
4852         hns3_set_bit(loop_en, HNS3_MAC_APP_LP_B, 0);
4853         hns3_set_bit(loop_en, HNS3_MAC_LINE_LP_B, 0);
4854         hns3_set_bit(loop_en, HNS3_MAC_FCS_TX_B, val);
4855         hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_B, val);
4856
4857         /*
4858          * If DEV_RX_OFFLOAD_KEEP_CRC offload is set, MAC will not strip CRC
4859          * when receiving frames. Otherwise, CRC will be stripped.
4860          */
4861         if (hw->data->dev_conf.rxmode.offloads & DEV_RX_OFFLOAD_KEEP_CRC)
4862                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, 0);
4863         else
4864                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, val);
4865         hns3_set_bit(loop_en, HNS3_MAC_TX_OVERSIZE_TRUNCATE_B, val);
4866         hns3_set_bit(loop_en, HNS3_MAC_RX_OVERSIZE_TRUNCATE_B, val);
4867         hns3_set_bit(loop_en, HNS3_MAC_TX_UNDER_MIN_ERR_B, val);
4868         req->txrx_pad_fcs_loop_en = rte_cpu_to_le_32(loop_en);
4869
4870         ret = hns3_cmd_send(hw, &desc, 1);
4871         if (ret)
4872                 PMD_INIT_LOG(ERR, "mac enable fail, ret =%d.", ret);
4873
4874         return ret;
4875 }
4876
4877 static int
4878 hns3_get_mac_link_status(struct hns3_hw *hw)
4879 {
4880         struct hns3_link_status_cmd *req;
4881         struct hns3_cmd_desc desc;
4882         int link_status;
4883         int ret;
4884
4885         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_LINK_STATUS, true);
4886         ret = hns3_cmd_send(hw, &desc, 1);
4887         if (ret) {
4888                 hns3_err(hw, "get link status cmd failed %d", ret);
4889                 return ETH_LINK_DOWN;
4890         }
4891
4892         req = (struct hns3_link_status_cmd *)desc.data;
4893         link_status = req->status & HNS3_LINK_STATUS_UP_M;
4894
4895         return !!link_status;
4896 }
4897
4898 static bool
4899 hns3_update_link_status(struct hns3_hw *hw)
4900 {
4901         int state;
4902
4903         state = hns3_get_mac_link_status(hw);
4904         if (state != hw->mac.link_status) {
4905                 hw->mac.link_status = state;
4906                 hns3_warn(hw, "Link status change to %s!", state ? "up" : "down");
4907                 return true;
4908         }
4909
4910         return false;
4911 }
4912
4913 void
4914 hns3_update_linkstatus_and_event(struct hns3_hw *hw, bool query)
4915 {
4916         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
4917         struct rte_eth_link new_link;
4918         int ret;
4919
4920         if (query)
4921                 hns3_update_port_link_info(dev);
4922
4923         memset(&new_link, 0, sizeof(new_link));
4924         hns3_setup_linkstatus(dev, &new_link);
4925
4926         ret = rte_eth_linkstatus_set(dev, &new_link);
4927         if (ret == 0 && dev->data->dev_conf.intr_conf.lsc != 0)
4928                 hns3_start_report_lse(dev);
4929 }
4930
4931 static void
4932 hns3_service_handler(void *param)
4933 {
4934         struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
4935         struct hns3_adapter *hns = eth_dev->data->dev_private;
4936         struct hns3_hw *hw = &hns->hw;
4937
4938         if (!hns3_is_reset_pending(hns))
4939                 hns3_update_linkstatus_and_event(hw, true);
4940         else
4941                 hns3_warn(hw, "Cancel the query when reset is pending");
4942
4943         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, eth_dev);
4944 }
4945
4946 static int
4947 hns3_init_hardware(struct hns3_adapter *hns)
4948 {
4949         struct hns3_hw *hw = &hns->hw;
4950         int ret;
4951
4952         ret = hns3_map_tqp(hw);
4953         if (ret) {
4954                 PMD_INIT_LOG(ERR, "Failed to map tqp: %d", ret);
4955                 return ret;
4956         }
4957
4958         ret = hns3_init_umv_space(hw);
4959         if (ret) {
4960                 PMD_INIT_LOG(ERR, "Failed to init umv space: %d", ret);
4961                 return ret;
4962         }
4963
4964         ret = hns3_mac_init(hw);
4965         if (ret) {
4966                 PMD_INIT_LOG(ERR, "Failed to init MAC: %d", ret);
4967                 goto err_mac_init;
4968         }
4969
4970         ret = hns3_init_mgr_tbl(hw);
4971         if (ret) {
4972                 PMD_INIT_LOG(ERR, "Failed to init manager table: %d", ret);
4973                 goto err_mac_init;
4974         }
4975
4976         ret = hns3_promisc_init(hw);
4977         if (ret) {
4978                 PMD_INIT_LOG(ERR, "Failed to init promisc: %d",
4979                              ret);
4980                 goto err_mac_init;
4981         }
4982
4983         ret = hns3_init_vlan_config(hns);
4984         if (ret) {
4985                 PMD_INIT_LOG(ERR, "Failed to init vlan: %d", ret);
4986                 goto err_mac_init;
4987         }
4988
4989         ret = hns3_dcb_init(hw);
4990         if (ret) {
4991                 PMD_INIT_LOG(ERR, "Failed to init dcb: %d", ret);
4992                 goto err_mac_init;
4993         }
4994
4995         ret = hns3_init_fd_config(hns);
4996         if (ret) {
4997                 PMD_INIT_LOG(ERR, "Failed to init flow director: %d", ret);
4998                 goto err_mac_init;
4999         }
5000
5001         ret = hns3_config_tso(hw, HNS3_TSO_MSS_MIN, HNS3_TSO_MSS_MAX);
5002         if (ret) {
5003                 PMD_INIT_LOG(ERR, "Failed to config tso: %d", ret);
5004                 goto err_mac_init;
5005         }
5006
5007         ret = hns3_config_gro(hw, false);
5008         if (ret) {
5009                 PMD_INIT_LOG(ERR, "Failed to config gro: %d", ret);
5010                 goto err_mac_init;
5011         }
5012
5013         /*
5014          * In the initialization clearing the all hardware mapping relationship
5015          * configurations between queues and interrupt vectors is needed, so
5016          * some error caused by the residual configurations, such as the
5017          * unexpected interrupt, can be avoid.
5018          */
5019         ret = hns3_init_ring_with_vector(hw);
5020         if (ret) {
5021                 PMD_INIT_LOG(ERR, "Failed to init ring intr vector: %d", ret);
5022                 goto err_mac_init;
5023         }
5024
5025         return 0;
5026
5027 err_mac_init:
5028         hns3_uninit_umv_space(hw);
5029         return ret;
5030 }
5031
5032 static int
5033 hns3_clear_hw(struct hns3_hw *hw)
5034 {
5035         struct hns3_cmd_desc desc;
5036         int ret;
5037
5038         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CLEAR_HW_STATE, false);
5039
5040         ret = hns3_cmd_send(hw, &desc, 1);
5041         if (ret && ret != -EOPNOTSUPP)
5042                 return ret;
5043
5044         return 0;
5045 }
5046
5047 static void
5048 hns3_config_all_msix_error(struct hns3_hw *hw, bool enable)
5049 {
5050         uint32_t val;
5051
5052         /*
5053          * The new firmware support report more hardware error types by
5054          * msix mode. These errors are defined as RAS errors in hardware
5055          * and belong to a different type from the MSI-x errors processed
5056          * by the network driver.
5057          *
5058          * Network driver should open the new error report on initialization.
5059          */
5060         val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
5061         hns3_set_bit(val, HNS3_VECTOR0_ALL_MSIX_ERR_B, enable ? 1 : 0);
5062         hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, val);
5063 }
5064
5065 static uint32_t
5066 hns3_set_firber_default_support_speed(struct hns3_hw *hw)
5067 {
5068         struct hns3_mac *mac = &hw->mac;
5069
5070         switch (mac->link_speed) {
5071         case ETH_SPEED_NUM_1G:
5072                 return HNS3_FIBER_LINK_SPEED_1G_BIT;
5073         case ETH_SPEED_NUM_10G:
5074                 return HNS3_FIBER_LINK_SPEED_10G_BIT;
5075         case ETH_SPEED_NUM_25G:
5076                 return HNS3_FIBER_LINK_SPEED_25G_BIT;
5077         case ETH_SPEED_NUM_40G:
5078                 return HNS3_FIBER_LINK_SPEED_40G_BIT;
5079         case ETH_SPEED_NUM_50G:
5080                 return HNS3_FIBER_LINK_SPEED_50G_BIT;
5081         case ETH_SPEED_NUM_100G:
5082                 return HNS3_FIBER_LINK_SPEED_100G_BIT;
5083         case ETH_SPEED_NUM_200G:
5084                 return HNS3_FIBER_LINK_SPEED_200G_BIT;
5085         default:
5086                 hns3_warn(hw, "invalid speed %u Mbps.", mac->link_speed);
5087                 return 0;
5088         }
5089 }
5090
5091 /*
5092  * Validity of supported_speed for firber and copper media type can be
5093  * guaranteed by the following policy:
5094  * Copper:
5095  *       Although the initialization of the phy in the firmware may not be
5096  *       completed, the firmware can guarantees that the supported_speed is
5097  *       an valid value.
5098  * Firber:
5099  *       If the version of firmware supports the acitive query way of the
5100  *       HNS3_OPC_GET_SFP_INFO opcode, the supported_speed can be obtained
5101  *       through it. If unsupported, use the SFP's speed as the value of the
5102  *       supported_speed.
5103  */
5104 static int
5105 hns3_get_port_supported_speed(struct rte_eth_dev *eth_dev)
5106 {
5107         struct hns3_adapter *hns = eth_dev->data->dev_private;
5108         struct hns3_hw *hw = &hns->hw;
5109         struct hns3_mac *mac = &hw->mac;
5110         int ret;
5111
5112         ret = hns3_update_link_info(eth_dev);
5113         if (ret)
5114                 return ret;
5115
5116         if (mac->media_type == HNS3_MEDIA_TYPE_FIBER) {
5117                 /*
5118                  * Some firmware does not support the report of supported_speed,
5119                  * and only report the effective speed of SFP. In this case, it
5120                  * is necessary to use the SFP's speed as the supported_speed.
5121                  */
5122                 if (mac->supported_speed == 0)
5123                         mac->supported_speed =
5124                                 hns3_set_firber_default_support_speed(hw);
5125         }
5126
5127         return 0;
5128 }
5129
5130 static void
5131 hns3_get_fc_autoneg_capability(struct hns3_adapter *hns)
5132 {
5133         struct hns3_mac *mac = &hns->hw.mac;
5134
5135         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER) {
5136                 hns->pf.support_fc_autoneg = true;
5137                 return;
5138         }
5139
5140         /*
5141          * Flow control auto-negotiation requires the cooperation of the driver
5142          * and firmware. Currently, the optical port does not support flow
5143          * control auto-negotiation.
5144          */
5145         hns->pf.support_fc_autoneg = false;
5146 }
5147
5148 static int
5149 hns3_init_pf(struct rte_eth_dev *eth_dev)
5150 {
5151         struct rte_device *dev = eth_dev->device;
5152         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
5153         struct hns3_adapter *hns = eth_dev->data->dev_private;
5154         struct hns3_hw *hw = &hns->hw;
5155         int ret;
5156
5157         PMD_INIT_FUNC_TRACE();
5158
5159         /* Get hardware io base address from pcie BAR2 IO space */
5160         hw->io_base = pci_dev->mem_resource[2].addr;
5161
5162         /* Firmware command queue initialize */
5163         ret = hns3_cmd_init_queue(hw);
5164         if (ret) {
5165                 PMD_INIT_LOG(ERR, "Failed to init cmd queue: %d", ret);
5166                 goto err_cmd_init_queue;
5167         }
5168
5169         hns3_clear_all_event_cause(hw);
5170
5171         /* Firmware command initialize */
5172         ret = hns3_cmd_init(hw);
5173         if (ret) {
5174                 PMD_INIT_LOG(ERR, "Failed to init cmd: %d", ret);
5175                 goto err_cmd_init;
5176         }
5177
5178         /*
5179          * To ensure that the hardware environment is clean during
5180          * initialization, the driver actively clear the hardware environment
5181          * during initialization, including PF and corresponding VFs' vlan, mac,
5182          * flow table configurations, etc.
5183          */
5184         ret = hns3_clear_hw(hw);
5185         if (ret) {
5186                 PMD_INIT_LOG(ERR, "failed to clear hardware: %d", ret);
5187                 goto err_cmd_init;
5188         }
5189
5190         /* Hardware statistics of imissed registers cleared. */
5191         ret = hns3_update_imissed_stats(hw, true);
5192         if (ret) {
5193                 hns3_err(hw, "clear imissed stats failed, ret = %d", ret);
5194                 goto err_cmd_init;
5195         }
5196
5197         hns3_config_all_msix_error(hw, true);
5198
5199         ret = rte_intr_callback_register(&pci_dev->intr_handle,
5200                                          hns3_interrupt_handler,
5201                                          eth_dev);
5202         if (ret) {
5203                 PMD_INIT_LOG(ERR, "Failed to register intr: %d", ret);
5204                 goto err_intr_callback_register;
5205         }
5206
5207         ret = hns3_ptp_init(hw);
5208         if (ret)
5209                 goto err_get_config;
5210
5211         /* Enable interrupt */
5212         rte_intr_enable(&pci_dev->intr_handle);
5213         hns3_pf_enable_irq0(hw);
5214
5215         /* Get configuration */
5216         ret = hns3_get_configuration(hw);
5217         if (ret) {
5218                 PMD_INIT_LOG(ERR, "Failed to fetch configuration: %d", ret);
5219                 goto err_get_config;
5220         }
5221
5222         ret = hns3_tqp_stats_init(hw);
5223         if (ret)
5224                 goto err_get_config;
5225
5226         ret = hns3_init_hardware(hns);
5227         if (ret) {
5228                 PMD_INIT_LOG(ERR, "Failed to init hardware: %d", ret);
5229                 goto err_init_hw;
5230         }
5231
5232         /* Initialize flow director filter list & hash */
5233         ret = hns3_fdir_filter_init(hns);
5234         if (ret) {
5235                 PMD_INIT_LOG(ERR, "Failed to alloc hashmap for fdir: %d", ret);
5236                 goto err_fdir;
5237         }
5238
5239         hns3_rss_set_default_args(hw);
5240
5241         ret = hns3_enable_hw_error_intr(hns, true);
5242         if (ret) {
5243                 PMD_INIT_LOG(ERR, "fail to enable hw error interrupts: %d",
5244                              ret);
5245                 goto err_enable_intr;
5246         }
5247
5248         ret = hns3_get_port_supported_speed(eth_dev);
5249         if (ret) {
5250                 PMD_INIT_LOG(ERR, "failed to get speed capabilities supported "
5251                              "by device, ret = %d.", ret);
5252                 goto err_supported_speed;
5253         }
5254
5255         hns3_get_fc_autoneg_capability(hns);
5256
5257         hns3_tm_conf_init(eth_dev);
5258
5259         return 0;
5260
5261 err_supported_speed:
5262         (void)hns3_enable_hw_error_intr(hns, false);
5263 err_enable_intr:
5264         hns3_fdir_filter_uninit(hns);
5265 err_fdir:
5266         hns3_uninit_umv_space(hw);
5267 err_init_hw:
5268         hns3_tqp_stats_uninit(hw);
5269 err_get_config:
5270         hns3_pf_disable_irq0(hw);
5271         rte_intr_disable(&pci_dev->intr_handle);
5272         hns3_intr_unregister(&pci_dev->intr_handle, hns3_interrupt_handler,
5273                              eth_dev);
5274 err_intr_callback_register:
5275 err_cmd_init:
5276         hns3_cmd_uninit(hw);
5277         hns3_cmd_destroy_queue(hw);
5278 err_cmd_init_queue:
5279         hw->io_base = NULL;
5280
5281         return ret;
5282 }
5283
5284 static void
5285 hns3_uninit_pf(struct rte_eth_dev *eth_dev)
5286 {
5287         struct hns3_adapter *hns = eth_dev->data->dev_private;
5288         struct rte_device *dev = eth_dev->device;
5289         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
5290         struct hns3_hw *hw = &hns->hw;
5291
5292         PMD_INIT_FUNC_TRACE();
5293
5294         hns3_tm_conf_uninit(eth_dev);
5295         hns3_enable_hw_error_intr(hns, false);
5296         hns3_rss_uninit(hns);
5297         (void)hns3_config_gro(hw, false);
5298         hns3_promisc_uninit(hw);
5299         hns3_fdir_filter_uninit(hns);
5300         hns3_uninit_umv_space(hw);
5301         hns3_tqp_stats_uninit(hw);
5302         hns3_config_mac_tnl_int(hw, false);
5303         hns3_pf_disable_irq0(hw);
5304         rte_intr_disable(&pci_dev->intr_handle);
5305         hns3_intr_unregister(&pci_dev->intr_handle, hns3_interrupt_handler,
5306                              eth_dev);
5307         hns3_config_all_msix_error(hw, false);
5308         hns3_cmd_uninit(hw);
5309         hns3_cmd_destroy_queue(hw);
5310         hw->io_base = NULL;
5311 }
5312
5313 static uint32_t
5314 hns3_convert_link_speeds2bitmap_copper(uint32_t link_speeds)
5315 {
5316         uint32_t speed_bit;
5317
5318         switch (link_speeds & ~ETH_LINK_SPEED_FIXED) {
5319         case ETH_LINK_SPEED_10M:
5320                 speed_bit = HNS3_PHY_LINK_SPEED_10M_BIT;
5321                 break;
5322         case ETH_LINK_SPEED_10M_HD:
5323                 speed_bit = HNS3_PHY_LINK_SPEED_10M_HD_BIT;
5324                 break;
5325         case ETH_LINK_SPEED_100M:
5326                 speed_bit = HNS3_PHY_LINK_SPEED_100M_BIT;
5327                 break;
5328         case ETH_LINK_SPEED_100M_HD:
5329                 speed_bit = HNS3_PHY_LINK_SPEED_100M_HD_BIT;
5330                 break;
5331         case ETH_LINK_SPEED_1G:
5332                 speed_bit = HNS3_PHY_LINK_SPEED_1000M_BIT;
5333                 break;
5334         default:
5335                 speed_bit = 0;
5336                 break;
5337         }
5338
5339         return speed_bit;
5340 }
5341
5342 static uint32_t
5343 hns3_convert_link_speeds2bitmap_fiber(uint32_t link_speeds)
5344 {
5345         uint32_t speed_bit;
5346
5347         switch (link_speeds & ~ETH_LINK_SPEED_FIXED) {
5348         case ETH_LINK_SPEED_1G:
5349                 speed_bit = HNS3_FIBER_LINK_SPEED_1G_BIT;
5350                 break;
5351         case ETH_LINK_SPEED_10G:
5352                 speed_bit = HNS3_FIBER_LINK_SPEED_10G_BIT;
5353                 break;
5354         case ETH_LINK_SPEED_25G:
5355                 speed_bit = HNS3_FIBER_LINK_SPEED_25G_BIT;
5356                 break;
5357         case ETH_LINK_SPEED_40G:
5358                 speed_bit = HNS3_FIBER_LINK_SPEED_40G_BIT;
5359                 break;
5360         case ETH_LINK_SPEED_50G:
5361                 speed_bit = HNS3_FIBER_LINK_SPEED_50G_BIT;
5362                 break;
5363         case ETH_LINK_SPEED_100G:
5364                 speed_bit = HNS3_FIBER_LINK_SPEED_100G_BIT;
5365                 break;
5366         case ETH_LINK_SPEED_200G:
5367                 speed_bit = HNS3_FIBER_LINK_SPEED_200G_BIT;
5368                 break;
5369         default:
5370                 speed_bit = 0;
5371                 break;
5372         }
5373
5374         return speed_bit;
5375 }
5376
5377 static int
5378 hns3_check_port_speed(struct hns3_hw *hw, uint32_t link_speeds)
5379 {
5380         struct hns3_mac *mac = &hw->mac;
5381         uint32_t supported_speed = mac->supported_speed;
5382         uint32_t speed_bit = 0;
5383
5384         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER)
5385                 speed_bit = hns3_convert_link_speeds2bitmap_copper(link_speeds);
5386         else if (mac->media_type == HNS3_MEDIA_TYPE_FIBER)
5387                 speed_bit = hns3_convert_link_speeds2bitmap_fiber(link_speeds);
5388
5389         if (!(speed_bit & supported_speed)) {
5390                 hns3_err(hw, "link_speeds(0x%x) exceeds the supported speed capability or is incorrect.",
5391                          link_speeds);
5392                 return -EINVAL;
5393         }
5394
5395         return 0;
5396 }
5397
5398 static inline uint32_t
5399 hns3_get_link_speed(uint32_t link_speeds)
5400 {
5401         uint32_t speed = ETH_SPEED_NUM_NONE;
5402
5403         if (link_speeds & ETH_LINK_SPEED_10M ||
5404             link_speeds & ETH_LINK_SPEED_10M_HD)
5405                 speed = ETH_SPEED_NUM_10M;
5406         if (link_speeds & ETH_LINK_SPEED_100M ||
5407             link_speeds & ETH_LINK_SPEED_100M_HD)
5408                 speed = ETH_SPEED_NUM_100M;
5409         if (link_speeds & ETH_LINK_SPEED_1G)
5410                 speed = ETH_SPEED_NUM_1G;
5411         if (link_speeds & ETH_LINK_SPEED_10G)
5412                 speed = ETH_SPEED_NUM_10G;
5413         if (link_speeds & ETH_LINK_SPEED_25G)
5414                 speed = ETH_SPEED_NUM_25G;
5415         if (link_speeds & ETH_LINK_SPEED_40G)
5416                 speed = ETH_SPEED_NUM_40G;
5417         if (link_speeds & ETH_LINK_SPEED_50G)
5418                 speed = ETH_SPEED_NUM_50G;
5419         if (link_speeds & ETH_LINK_SPEED_100G)
5420                 speed = ETH_SPEED_NUM_100G;
5421         if (link_speeds & ETH_LINK_SPEED_200G)
5422                 speed = ETH_SPEED_NUM_200G;
5423
5424         return speed;
5425 }
5426
5427 static uint8_t
5428 hns3_get_link_duplex(uint32_t link_speeds)
5429 {
5430         if ((link_speeds & ETH_LINK_SPEED_10M_HD) ||
5431             (link_speeds & ETH_LINK_SPEED_100M_HD))
5432                 return ETH_LINK_HALF_DUPLEX;
5433         else
5434                 return ETH_LINK_FULL_DUPLEX;
5435 }
5436
5437 static int
5438 hns3_set_copper_port_link_speed(struct hns3_hw *hw,
5439                                 struct hns3_set_link_speed_cfg *cfg)
5440 {
5441         struct hns3_cmd_desc desc[HNS3_PHY_PARAM_CFG_BD_NUM];
5442         struct hns3_phy_params_bd0_cmd *req;
5443         uint16_t i;
5444
5445         for (i = 0; i < HNS3_PHY_PARAM_CFG_BD_NUM - 1; i++) {
5446                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG,
5447                                           false);
5448                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
5449         }
5450         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG, false);
5451         req = (struct hns3_phy_params_bd0_cmd *)desc[0].data;
5452         req->autoneg = cfg->autoneg;
5453
5454         /*
5455          * The full speed capability is used to negotiate when
5456          * auto-negotiation is enabled.
5457          */
5458         if (cfg->autoneg) {
5459                 req->advertising = HNS3_PHY_LINK_SPEED_10M_BIT |
5460                                     HNS3_PHY_LINK_SPEED_10M_HD_BIT |
5461                                     HNS3_PHY_LINK_SPEED_100M_BIT |
5462                                     HNS3_PHY_LINK_SPEED_100M_HD_BIT |
5463                                     HNS3_PHY_LINK_SPEED_1000M_BIT;
5464         } else {
5465                 req->speed = cfg->speed;
5466                 req->duplex = cfg->duplex;
5467         }
5468
5469         return hns3_cmd_send(hw, desc, HNS3_PHY_PARAM_CFG_BD_NUM);
5470 }
5471
5472 static int
5473 hns3_set_autoneg(struct hns3_hw *hw, bool enable)
5474 {
5475         struct hns3_config_auto_neg_cmd *req;
5476         struct hns3_cmd_desc desc;
5477         uint32_t flag = 0;
5478         int ret;
5479
5480         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_AN_MODE, false);
5481
5482         req = (struct hns3_config_auto_neg_cmd *)desc.data;
5483         if (enable)
5484                 hns3_set_bit(flag, HNS3_MAC_CFG_AN_EN_B, 1);
5485         req->cfg_an_cmd_flag = rte_cpu_to_le_32(flag);
5486
5487         ret = hns3_cmd_send(hw, &desc, 1);
5488         if (ret)
5489                 hns3_err(hw, "autoneg set cmd failed, ret = %d.", ret);
5490
5491         return ret;
5492 }
5493
5494 static int
5495 hns3_set_fiber_port_link_speed(struct hns3_hw *hw,
5496                                struct hns3_set_link_speed_cfg *cfg)
5497 {
5498         int ret;
5499
5500         if (hw->mac.support_autoneg) {
5501                 ret = hns3_set_autoneg(hw, cfg->autoneg);
5502                 if (ret) {
5503                         hns3_err(hw, "failed to configure auto-negotiation.");
5504                         return ret;
5505                 }
5506
5507                 /*
5508                  * To enable auto-negotiation, we only need to open the switch
5509                  * of auto-negotiation, then firmware sets all speed
5510                  * capabilities.
5511                  */
5512                 if (cfg->autoneg)
5513                         return 0;
5514         }
5515
5516         /*
5517          * Some hardware doesn't support auto-negotiation, but users may not
5518          * configure link_speeds (default 0), which means auto-negotiation.
5519          * In this case, it should return success.
5520          */
5521         if (cfg->autoneg)
5522                 return 0;
5523
5524         return hns3_cfg_mac_speed_dup(hw, cfg->speed, cfg->duplex);
5525 }
5526
5527 static int
5528 hns3_set_port_link_speed(struct hns3_hw *hw,
5529                          struct hns3_set_link_speed_cfg *cfg)
5530 {
5531         int ret;
5532
5533         if (hw->mac.media_type == HNS3_MEDIA_TYPE_COPPER) {
5534 #if defined(RTE_HNS3_ONLY_1630_FPGA)
5535                 struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
5536                 if (pf->is_tmp_phy)
5537                         return 0;
5538 #endif
5539
5540                 ret = hns3_set_copper_port_link_speed(hw, cfg);
5541                 if (ret) {
5542                         hns3_err(hw, "failed to set copper port link speed,"
5543                                  "ret = %d.", ret);
5544                         return ret;
5545                 }
5546         } else if (hw->mac.media_type == HNS3_MEDIA_TYPE_FIBER) {
5547                 ret = hns3_set_fiber_port_link_speed(hw, cfg);
5548                 if (ret) {
5549                         hns3_err(hw, "failed to set fiber port link speed,"
5550                                  "ret = %d.", ret);
5551                         return ret;
5552                 }
5553         }
5554
5555         return 0;
5556 }
5557
5558 static int
5559 hns3_apply_link_speed(struct hns3_hw *hw)
5560 {
5561         struct rte_eth_conf *conf = &hw->data->dev_conf;
5562         struct hns3_set_link_speed_cfg cfg;
5563
5564         memset(&cfg, 0, sizeof(struct hns3_set_link_speed_cfg));
5565         cfg.autoneg = (conf->link_speeds == ETH_LINK_SPEED_AUTONEG) ?
5566                         ETH_LINK_AUTONEG : ETH_LINK_FIXED;
5567         if (cfg.autoneg != ETH_LINK_AUTONEG) {
5568                 cfg.speed = hns3_get_link_speed(conf->link_speeds);
5569                 cfg.duplex = hns3_get_link_duplex(conf->link_speeds);
5570         }
5571
5572         return hns3_set_port_link_speed(hw, &cfg);
5573 }
5574
5575 static int
5576 hns3_do_start(struct hns3_adapter *hns, bool reset_queue)
5577 {
5578         struct hns3_hw *hw = &hns->hw;
5579         int ret;
5580
5581         ret = hns3_dcb_cfg_update(hns);
5582         if (ret)
5583                 return ret;
5584
5585         /*
5586          * The hns3_dcb_cfg_update may configure TM module, so
5587          * hns3_tm_conf_update must called later.
5588          */
5589         ret = hns3_tm_conf_update(hw);
5590         if (ret) {
5591                 PMD_INIT_LOG(ERR, "failed to update tm conf, ret = %d.", ret);
5592                 return ret;
5593         }
5594
5595         hns3_enable_rxd_adv_layout(hw);
5596
5597         ret = hns3_init_queues(hns, reset_queue);
5598         if (ret) {
5599                 PMD_INIT_LOG(ERR, "failed to init queues, ret = %d.", ret);
5600                 return ret;
5601         }
5602
5603         ret = hns3_cfg_mac_mode(hw, true);
5604         if (ret) {
5605                 PMD_INIT_LOG(ERR, "failed to enable MAC, ret = %d", ret);
5606                 goto err_config_mac_mode;
5607         }
5608
5609         ret = hns3_apply_link_speed(hw);
5610         if (ret)
5611                 goto err_config_mac_mode;
5612
5613         return 0;
5614
5615 err_config_mac_mode:
5616         (void)hns3_cfg_mac_mode(hw, false);
5617         hns3_dev_release_mbufs(hns);
5618         /*
5619          * Here is exception handling, hns3_reset_all_tqps will have the
5620          * corresponding error message if it is handled incorrectly, so it is
5621          * not necessary to check hns3_reset_all_tqps return value, here keep
5622          * ret as the error code causing the exception.
5623          */
5624         (void)hns3_reset_all_tqps(hns);
5625         return ret;
5626 }
5627
5628 static int
5629 hns3_map_rx_interrupt(struct rte_eth_dev *dev)
5630 {
5631         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5632         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
5633         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5634         uint16_t base = RTE_INTR_VEC_ZERO_OFFSET;
5635         uint16_t vec = RTE_INTR_VEC_ZERO_OFFSET;
5636         uint32_t intr_vector;
5637         uint16_t q_id;
5638         int ret;
5639
5640         /*
5641          * hns3 needs a separate interrupt to be used as event interrupt which
5642          * could not be shared with task queue pair, so KERNEL drivers need
5643          * support multiple interrupt vectors.
5644          */
5645         if (dev->data->dev_conf.intr_conf.rxq == 0 ||
5646             !rte_intr_cap_multiple(intr_handle))
5647                 return 0;
5648
5649         rte_intr_disable(intr_handle);
5650         intr_vector = hw->used_rx_queues;
5651         /* creates event fd for each intr vector when MSIX is used */
5652         if (rte_intr_efd_enable(intr_handle, intr_vector))
5653                 return -EINVAL;
5654
5655         if (intr_handle->intr_vec == NULL) {
5656                 intr_handle->intr_vec =
5657                         rte_zmalloc("intr_vec",
5658                                     hw->used_rx_queues * sizeof(int), 0);
5659                 if (intr_handle->intr_vec == NULL) {
5660                         hns3_err(hw, "failed to allocate %u rx_queues intr_vec",
5661                                         hw->used_rx_queues);
5662                         ret = -ENOMEM;
5663                         goto alloc_intr_vec_error;
5664                 }
5665         }
5666
5667         if (rte_intr_allow_others(intr_handle)) {
5668                 vec = RTE_INTR_VEC_RXTX_OFFSET;
5669                 base = RTE_INTR_VEC_RXTX_OFFSET;
5670         }
5671
5672         for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5673                 ret = hns3_bind_ring_with_vector(hw, vec, true,
5674                                                  HNS3_RING_TYPE_RX, q_id);
5675                 if (ret)
5676                         goto bind_vector_error;
5677                 intr_handle->intr_vec[q_id] = vec;
5678                 /*
5679                  * If there are not enough efds (e.g. not enough interrupt),
5680                  * remaining queues will be bond to the last interrupt.
5681                  */
5682                 if (vec < base + intr_handle->nb_efd - 1)
5683                         vec++;
5684         }
5685         rte_intr_enable(intr_handle);
5686         return 0;
5687
5688 bind_vector_error:
5689         rte_free(intr_handle->intr_vec);
5690         intr_handle->intr_vec = NULL;
5691 alloc_intr_vec_error:
5692         rte_intr_efd_disable(intr_handle);
5693         return ret;
5694 }
5695
5696 static int
5697 hns3_restore_rx_interrupt(struct hns3_hw *hw)
5698 {
5699         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
5700         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5701         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
5702         uint16_t q_id;
5703         int ret;
5704
5705         if (dev->data->dev_conf.intr_conf.rxq == 0)
5706                 return 0;
5707
5708         if (rte_intr_dp_is_en(intr_handle)) {
5709                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5710                         ret = hns3_bind_ring_with_vector(hw,
5711                                         intr_handle->intr_vec[q_id], true,
5712                                         HNS3_RING_TYPE_RX, q_id);
5713                         if (ret)
5714                                 return ret;
5715                 }
5716         }
5717
5718         return 0;
5719 }
5720
5721 static void
5722 hns3_restore_filter(struct rte_eth_dev *dev)
5723 {
5724         hns3_restore_rss_filter(dev);
5725 }
5726
5727 static int
5728 hns3_dev_start(struct rte_eth_dev *dev)
5729 {
5730         struct hns3_adapter *hns = dev->data->dev_private;
5731         struct hns3_hw *hw = &hns->hw;
5732         int ret;
5733
5734         PMD_INIT_FUNC_TRACE();
5735         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED))
5736                 return -EBUSY;
5737
5738         rte_spinlock_lock(&hw->lock);
5739         hw->adapter_state = HNS3_NIC_STARTING;
5740
5741         ret = hns3_do_start(hns, true);
5742         if (ret) {
5743                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5744                 rte_spinlock_unlock(&hw->lock);
5745                 return ret;
5746         }
5747         ret = hns3_map_rx_interrupt(dev);
5748         if (ret)
5749                 goto map_rx_inter_err;
5750
5751         /*
5752          * There are three register used to control the status of a TQP
5753          * (contains a pair of Tx queue and Rx queue) in the new version network
5754          * engine. One is used to control the enabling of Tx queue, the other is
5755          * used to control the enabling of Rx queue, and the last is the master
5756          * switch used to control the enabling of the tqp. The Tx register and
5757          * TQP register must be enabled at the same time to enable a Tx queue.
5758          * The same applies to the Rx queue. For the older network engine, this
5759          * function only refresh the enabled flag, and it is used to update the
5760          * status of queue in the dpdk framework.
5761          */
5762         ret = hns3_start_all_txqs(dev);
5763         if (ret)
5764                 goto map_rx_inter_err;
5765
5766         ret = hns3_start_all_rxqs(dev);
5767         if (ret)
5768                 goto start_all_rxqs_fail;
5769
5770         hw->adapter_state = HNS3_NIC_STARTED;
5771         rte_spinlock_unlock(&hw->lock);
5772
5773         hns3_rx_scattered_calc(dev);
5774         hns3_set_rxtx_function(dev);
5775         hns3_mp_req_start_rxtx(dev);
5776
5777         hns3_restore_filter(dev);
5778
5779         /* Enable interrupt of all rx queues before enabling queues */
5780         hns3_dev_all_rx_queue_intr_enable(hw, true);
5781
5782         /*
5783          * After finished the initialization, enable tqps to receive/transmit
5784          * packets and refresh all queue status.
5785          */
5786         hns3_start_tqps(hw);
5787
5788         hns3_tm_dev_start_proc(hw);
5789
5790         if (dev->data->dev_conf.intr_conf.lsc != 0)
5791                 hns3_dev_link_update(dev, 0);
5792         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, dev);
5793
5794         hns3_info(hw, "hns3 dev start successful!");
5795
5796         return 0;
5797
5798 start_all_rxqs_fail:
5799         hns3_stop_all_txqs(dev);
5800 map_rx_inter_err:
5801         (void)hns3_do_stop(hns);
5802         hw->adapter_state = HNS3_NIC_CONFIGURED;
5803         rte_spinlock_unlock(&hw->lock);
5804
5805         return ret;
5806 }
5807
5808 static int
5809 hns3_do_stop(struct hns3_adapter *hns)
5810 {
5811         struct hns3_hw *hw = &hns->hw;
5812         int ret;
5813
5814         /*
5815          * The "hns3_do_stop" function will also be called by .stop_service to
5816          * prepare reset. At the time of global or IMP reset, the command cannot
5817          * be sent to stop the tx/rx queues. The mbuf in Tx/Rx queues may be
5818          * accessed during the reset process. So the mbuf can not be released
5819          * during reset and is required to be released after the reset is
5820          * completed.
5821          */
5822         if (__atomic_load_n(&hw->reset.resetting,  __ATOMIC_RELAXED) == 0)
5823                 hns3_dev_release_mbufs(hns);
5824
5825         ret = hns3_cfg_mac_mode(hw, false);
5826         if (ret)
5827                 return ret;
5828         hw->mac.link_status = ETH_LINK_DOWN;
5829
5830         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0) {
5831                 hns3_configure_all_mac_addr(hns, true);
5832                 ret = hns3_reset_all_tqps(hns);
5833                 if (ret) {
5834                         hns3_err(hw, "failed to reset all queues ret = %d.",
5835                                  ret);
5836                         return ret;
5837                 }
5838         }
5839         hw->mac.default_addr_setted = false;
5840         return 0;
5841 }
5842
5843 static void
5844 hns3_unmap_rx_interrupt(struct rte_eth_dev *dev)
5845 {
5846         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5847         struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
5848         struct hns3_adapter *hns = dev->data->dev_private;
5849         struct hns3_hw *hw = &hns->hw;
5850         uint8_t base = RTE_INTR_VEC_ZERO_OFFSET;
5851         uint8_t vec = RTE_INTR_VEC_ZERO_OFFSET;
5852         uint16_t q_id;
5853
5854         if (dev->data->dev_conf.intr_conf.rxq == 0)
5855                 return;
5856
5857         /* unmap the ring with vector */
5858         if (rte_intr_allow_others(intr_handle)) {
5859                 vec = RTE_INTR_VEC_RXTX_OFFSET;
5860                 base = RTE_INTR_VEC_RXTX_OFFSET;
5861         }
5862         if (rte_intr_dp_is_en(intr_handle)) {
5863                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5864                         (void)hns3_bind_ring_with_vector(hw, vec, false,
5865                                                          HNS3_RING_TYPE_RX,
5866                                                          q_id);
5867                         if (vec < base + intr_handle->nb_efd - 1)
5868                                 vec++;
5869                 }
5870         }
5871         /* Clean datapath event and queue/vec mapping */
5872         rte_intr_efd_disable(intr_handle);
5873         if (intr_handle->intr_vec) {
5874                 rte_free(intr_handle->intr_vec);
5875                 intr_handle->intr_vec = NULL;
5876         }
5877 }
5878
5879 static int
5880 hns3_dev_stop(struct rte_eth_dev *dev)
5881 {
5882         struct hns3_adapter *hns = dev->data->dev_private;
5883         struct hns3_hw *hw = &hns->hw;
5884
5885         PMD_INIT_FUNC_TRACE();
5886         dev->data->dev_started = 0;
5887
5888         hw->adapter_state = HNS3_NIC_STOPPING;
5889         hns3_set_rxtx_function(dev);
5890         rte_wmb();
5891         /* Disable datapath on secondary process. */
5892         hns3_mp_req_stop_rxtx(dev);
5893         /* Prevent crashes when queues are still in use. */
5894         rte_delay_ms(hw->tqps_num);
5895
5896         rte_spinlock_lock(&hw->lock);
5897         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
5898                 hns3_tm_dev_stop_proc(hw);
5899                 hns3_config_mac_tnl_int(hw, false);
5900                 hns3_stop_tqps(hw);
5901                 hns3_do_stop(hns);
5902                 hns3_unmap_rx_interrupt(dev);
5903                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5904         }
5905         hns3_rx_scattered_reset(dev);
5906         rte_eal_alarm_cancel(hns3_service_handler, dev);
5907         hns3_stop_report_lse(dev);
5908         rte_spinlock_unlock(&hw->lock);
5909
5910         return 0;
5911 }
5912
5913 static int
5914 hns3_dev_close(struct rte_eth_dev *eth_dev)
5915 {
5916         struct hns3_adapter *hns = eth_dev->data->dev_private;
5917         struct hns3_hw *hw = &hns->hw;
5918         int ret = 0;
5919
5920         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
5921                 rte_free(eth_dev->process_private);
5922                 eth_dev->process_private = NULL;
5923                 return 0;
5924         }
5925
5926         if (hw->adapter_state == HNS3_NIC_STARTED)
5927                 ret = hns3_dev_stop(eth_dev);
5928
5929         hw->adapter_state = HNS3_NIC_CLOSING;
5930         hns3_reset_abort(hns);
5931         hw->adapter_state = HNS3_NIC_CLOSED;
5932
5933         hns3_configure_all_mc_mac_addr(hns, true);
5934         hns3_remove_all_vlan_table(hns);
5935         hns3_vlan_txvlan_cfg(hns, HNS3_PORT_BASE_VLAN_DISABLE, 0);
5936         hns3_uninit_pf(eth_dev);
5937         hns3_free_all_queues(eth_dev);
5938         rte_free(hw->reset.wait_data);
5939         rte_free(eth_dev->process_private);
5940         eth_dev->process_private = NULL;
5941         hns3_mp_uninit_primary();
5942         hns3_warn(hw, "Close port %u finished", hw->data->port_id);
5943
5944         return ret;
5945 }
5946
5947 static void
5948 hns3_get_autoneg_rxtx_pause_copper(struct hns3_hw *hw, bool *rx_pause,
5949                                    bool *tx_pause)
5950 {
5951         struct hns3_mac *mac = &hw->mac;
5952         uint32_t advertising = mac->advertising;
5953         uint32_t lp_advertising = mac->lp_advertising;
5954         *rx_pause = false;
5955         *tx_pause = false;
5956
5957         if (advertising & lp_advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT) {
5958                 *rx_pause = true;
5959                 *tx_pause = true;
5960         } else if (advertising & lp_advertising &
5961                    HNS3_PHY_LINK_MODE_ASYM_PAUSE_BIT) {
5962                 if (advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT)
5963                         *rx_pause = true;
5964                 else if (lp_advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT)
5965                         *tx_pause = true;
5966         }
5967 }
5968
5969 static enum hns3_fc_mode
5970 hns3_get_autoneg_fc_mode(struct hns3_hw *hw)
5971 {
5972         enum hns3_fc_mode current_mode;
5973         bool rx_pause = false;
5974         bool tx_pause = false;
5975
5976         switch (hw->mac.media_type) {
5977         case HNS3_MEDIA_TYPE_COPPER:
5978                 hns3_get_autoneg_rxtx_pause_copper(hw, &rx_pause, &tx_pause);
5979                 break;
5980
5981         /*
5982          * Flow control auto-negotiation is not supported for fiber and
5983          * backpalne media type.
5984          */
5985         case HNS3_MEDIA_TYPE_FIBER:
5986         case HNS3_MEDIA_TYPE_BACKPLANE:
5987                 hns3_err(hw, "autoneg FC mode can't be obtained, but flow control auto-negotiation is enabled.");
5988                 current_mode = hw->requested_fc_mode;
5989                 goto out;
5990         default:
5991                 hns3_err(hw, "autoneg FC mode can't be obtained for unknown media type(%u).",
5992                          hw->mac.media_type);
5993                 current_mode = HNS3_FC_NONE;
5994                 goto out;
5995         }
5996
5997         if (rx_pause && tx_pause)
5998                 current_mode = HNS3_FC_FULL;
5999         else if (rx_pause)
6000                 current_mode = HNS3_FC_RX_PAUSE;
6001         else if (tx_pause)
6002                 current_mode = HNS3_FC_TX_PAUSE;
6003         else
6004                 current_mode = HNS3_FC_NONE;
6005
6006 out:
6007         return current_mode;
6008 }
6009
6010 static enum hns3_fc_mode
6011 hns3_get_current_fc_mode(struct rte_eth_dev *dev)
6012 {
6013         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6014         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
6015         struct hns3_mac *mac = &hw->mac;
6016
6017         /*
6018          * When the flow control mode is obtained, the device may not complete
6019          * auto-negotiation. It is necessary to wait for link establishment.
6020          */
6021         (void)hns3_dev_link_update(dev, 1);
6022
6023         /*
6024          * If the link auto-negotiation of the nic is disabled, or the flow
6025          * control auto-negotiation is not supported, the forced flow control
6026          * mode is used.
6027          */
6028         if (mac->link_autoneg == 0 || !pf->support_fc_autoneg)
6029                 return hw->requested_fc_mode;
6030
6031         return hns3_get_autoneg_fc_mode(hw);
6032 }
6033
6034 static int
6035 hns3_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
6036 {
6037         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6038         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
6039         enum hns3_fc_mode current_mode;
6040
6041         current_mode = hns3_get_current_fc_mode(dev);
6042         switch (current_mode) {
6043         case HNS3_FC_FULL:
6044                 fc_conf->mode = RTE_FC_FULL;
6045                 break;
6046         case HNS3_FC_TX_PAUSE:
6047                 fc_conf->mode = RTE_FC_TX_PAUSE;
6048                 break;
6049         case HNS3_FC_RX_PAUSE:
6050                 fc_conf->mode = RTE_FC_RX_PAUSE;
6051                 break;
6052         case HNS3_FC_NONE:
6053         default:
6054                 fc_conf->mode = RTE_FC_NONE;
6055                 break;
6056         }
6057
6058         fc_conf->pause_time = pf->pause_time;
6059         fc_conf->autoneg = pf->support_fc_autoneg ? hw->mac.link_autoneg : 0;
6060
6061         return 0;
6062 }
6063
6064 static void
6065 hns3_get_fc_mode(struct hns3_hw *hw, enum rte_eth_fc_mode mode)
6066 {
6067         switch (mode) {
6068         case RTE_FC_NONE:
6069                 hw->requested_fc_mode = HNS3_FC_NONE;
6070                 break;
6071         case RTE_FC_RX_PAUSE:
6072                 hw->requested_fc_mode = HNS3_FC_RX_PAUSE;
6073                 break;
6074         case RTE_FC_TX_PAUSE:
6075                 hw->requested_fc_mode = HNS3_FC_TX_PAUSE;
6076                 break;
6077         case RTE_FC_FULL:
6078                 hw->requested_fc_mode = HNS3_FC_FULL;
6079                 break;
6080         default:
6081                 hw->requested_fc_mode = HNS3_FC_NONE;
6082                 hns3_warn(hw, "fc_mode(%u) exceeds member scope and is "
6083                           "configured to RTE_FC_NONE", mode);
6084                 break;
6085         }
6086 }
6087
6088 static int
6089 hns3_check_fc_autoneg_valid(struct hns3_hw *hw, uint8_t autoneg)
6090 {
6091         struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
6092
6093         if (!pf->support_fc_autoneg) {
6094                 if (autoneg != 0) {
6095                         hns3_err(hw, "unsupported fc auto-negotiation setting.");
6096                         return -EOPNOTSUPP;
6097                 }
6098
6099                 /*
6100                  * Flow control auto-negotiation of the NIC is not supported,
6101                  * but other auto-negotiation features may be supported.
6102                  */
6103                 if (autoneg != hw->mac.link_autoneg) {
6104                         hns3_err(hw, "please use 'link_speeds' in struct rte_eth_conf to disable autoneg!");
6105                         return -EOPNOTSUPP;
6106                 }
6107
6108                 return 0;
6109         }
6110
6111         /*
6112          * If flow control auto-negotiation of the NIC is supported, all
6113          * auto-negotiation features are supported.
6114          */
6115         if (autoneg != hw->mac.link_autoneg) {
6116                 hns3_err(hw, "please use 'link_speeds' in struct rte_eth_conf to change autoneg!");
6117                 return -EOPNOTSUPP;
6118         }
6119
6120         return 0;
6121 }
6122
6123 static int
6124 hns3_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
6125 {
6126         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6127         int ret;
6128
6129         if (fc_conf->high_water || fc_conf->low_water ||
6130             fc_conf->send_xon || fc_conf->mac_ctrl_frame_fwd) {
6131                 hns3_err(hw, "Unsupported flow control settings specified, "
6132                          "high_water(%u), low_water(%u), send_xon(%u) and "
6133                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
6134                          fc_conf->high_water, fc_conf->low_water,
6135                          fc_conf->send_xon, fc_conf->mac_ctrl_frame_fwd);
6136                 return -EINVAL;
6137         }
6138
6139         ret = hns3_check_fc_autoneg_valid(hw, fc_conf->autoneg);
6140         if (ret)
6141                 return ret;
6142
6143         if (!fc_conf->pause_time) {
6144                 hns3_err(hw, "Invalid pause time %u setting.",
6145                          fc_conf->pause_time);
6146                 return -EINVAL;
6147         }
6148
6149         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
6150             hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE)) {
6151                 hns3_err(hw, "PFC is enabled. Cannot set MAC pause. "
6152                          "current_fc_status = %d", hw->current_fc_status);
6153                 return -EOPNOTSUPP;
6154         }
6155
6156         if (hw->num_tc > 1) {
6157                 hns3_err(hw, "in multi-TC scenarios, MAC pause is not supported.");
6158                 return -EOPNOTSUPP;
6159         }
6160
6161         hns3_get_fc_mode(hw, fc_conf->mode);
6162
6163         rte_spinlock_lock(&hw->lock);
6164         ret = hns3_fc_enable(dev, fc_conf);
6165         rte_spinlock_unlock(&hw->lock);
6166
6167         return ret;
6168 }
6169
6170 static int
6171 hns3_priority_flow_ctrl_set(struct rte_eth_dev *dev,
6172                             struct rte_eth_pfc_conf *pfc_conf)
6173 {
6174         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6175         int ret;
6176
6177         if (!hns3_dev_dcb_supported(hw)) {
6178                 hns3_err(hw, "This port does not support dcb configurations.");
6179                 return -EOPNOTSUPP;
6180         }
6181
6182         if (pfc_conf->fc.high_water || pfc_conf->fc.low_water ||
6183             pfc_conf->fc.send_xon || pfc_conf->fc.mac_ctrl_frame_fwd) {
6184                 hns3_err(hw, "Unsupported flow control settings specified, "
6185                          "high_water(%u), low_water(%u), send_xon(%u) and "
6186                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
6187                          pfc_conf->fc.high_water, pfc_conf->fc.low_water,
6188                          pfc_conf->fc.send_xon,
6189                          pfc_conf->fc.mac_ctrl_frame_fwd);
6190                 return -EINVAL;
6191         }
6192         if (pfc_conf->fc.autoneg) {
6193                 hns3_err(hw, "Unsupported fc auto-negotiation setting.");
6194                 return -EINVAL;
6195         }
6196         if (pfc_conf->fc.pause_time == 0) {
6197                 hns3_err(hw, "Invalid pause time %u setting.",
6198                          pfc_conf->fc.pause_time);
6199                 return -EINVAL;
6200         }
6201
6202         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
6203             hw->current_fc_status == HNS3_FC_STATUS_PFC)) {
6204                 hns3_err(hw, "MAC pause is enabled. Cannot set PFC."
6205                              "current_fc_status = %d", hw->current_fc_status);
6206                 return -EOPNOTSUPP;
6207         }
6208
6209         hns3_get_fc_mode(hw, pfc_conf->fc.mode);
6210
6211         rte_spinlock_lock(&hw->lock);
6212         ret = hns3_dcb_pfc_enable(dev, pfc_conf);
6213         rte_spinlock_unlock(&hw->lock);
6214
6215         return ret;
6216 }
6217
6218 static int
6219 hns3_get_dcb_info(struct rte_eth_dev *dev, struct rte_eth_dcb_info *dcb_info)
6220 {
6221         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6222         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
6223         enum rte_eth_rx_mq_mode mq_mode = dev->data->dev_conf.rxmode.mq_mode;
6224         int i;
6225
6226         rte_spinlock_lock(&hw->lock);
6227         if ((uint32_t)mq_mode & ETH_MQ_RX_DCB_FLAG)
6228                 dcb_info->nb_tcs = pf->local_max_tc;
6229         else
6230                 dcb_info->nb_tcs = 1;
6231
6232         for (i = 0; i < HNS3_MAX_USER_PRIO; i++)
6233                 dcb_info->prio_tc[i] = hw->dcb_info.prio_tc[i];
6234         for (i = 0; i < dcb_info->nb_tcs; i++)
6235                 dcb_info->tc_bws[i] = hw->dcb_info.pg_info[0].tc_dwrr[i];
6236
6237         for (i = 0; i < hw->num_tc; i++) {
6238                 dcb_info->tc_queue.tc_rxq[0][i].base = hw->alloc_rss_size * i;
6239                 dcb_info->tc_queue.tc_txq[0][i].base =
6240                                                 hw->tc_queue[i].tqp_offset;
6241                 dcb_info->tc_queue.tc_rxq[0][i].nb_queue = hw->alloc_rss_size;
6242                 dcb_info->tc_queue.tc_txq[0][i].nb_queue =
6243                                                 hw->tc_queue[i].tqp_count;
6244         }
6245         rte_spinlock_unlock(&hw->lock);
6246
6247         return 0;
6248 }
6249
6250 static int
6251 hns3_reinit_dev(struct hns3_adapter *hns)
6252 {
6253         struct hns3_hw *hw = &hns->hw;
6254         int ret;
6255
6256         ret = hns3_cmd_init(hw);
6257         if (ret) {
6258                 hns3_err(hw, "Failed to init cmd: %d", ret);
6259                 return ret;
6260         }
6261
6262         ret = hns3_reset_all_tqps(hns);
6263         if (ret) {
6264                 hns3_err(hw, "Failed to reset all queues: %d", ret);
6265                 return ret;
6266         }
6267
6268         ret = hns3_init_hardware(hns);
6269         if (ret) {
6270                 hns3_err(hw, "Failed to init hardware: %d", ret);
6271                 return ret;
6272         }
6273
6274         ret = hns3_enable_hw_error_intr(hns, true);
6275         if (ret) {
6276                 hns3_err(hw, "fail to enable hw error interrupts: %d",
6277                              ret);
6278                 return ret;
6279         }
6280         hns3_info(hw, "Reset done, driver initialization finished.");
6281
6282         return 0;
6283 }
6284
6285 static bool
6286 is_pf_reset_done(struct hns3_hw *hw)
6287 {
6288         uint32_t val, reg, reg_bit;
6289
6290         switch (hw->reset.level) {
6291         case HNS3_IMP_RESET:
6292                 reg = HNS3_GLOBAL_RESET_REG;
6293                 reg_bit = HNS3_IMP_RESET_BIT;
6294                 break;
6295         case HNS3_GLOBAL_RESET:
6296                 reg = HNS3_GLOBAL_RESET_REG;
6297                 reg_bit = HNS3_GLOBAL_RESET_BIT;
6298                 break;
6299         case HNS3_FUNC_RESET:
6300                 reg = HNS3_FUN_RST_ING;
6301                 reg_bit = HNS3_FUN_RST_ING_B;
6302                 break;
6303         case HNS3_FLR_RESET:
6304         default:
6305                 hns3_err(hw, "Wait for unsupported reset level: %d",
6306                          hw->reset.level);
6307                 return true;
6308         }
6309         val = hns3_read_dev(hw, reg);
6310         if (hns3_get_bit(val, reg_bit))
6311                 return false;
6312         else
6313                 return true;
6314 }
6315
6316 bool
6317 hns3_is_reset_pending(struct hns3_adapter *hns)
6318 {
6319         struct hns3_hw *hw = &hns->hw;
6320         enum hns3_reset_level reset;
6321
6322         hns3_check_event_cause(hns, NULL);
6323         reset = hns3_get_reset_level(hns, &hw->reset.pending);
6324
6325         if (reset != HNS3_NONE_RESET && hw->reset.level != HNS3_NONE_RESET &&
6326             hw->reset.level < reset) {
6327                 hns3_warn(hw, "High level reset %d is pending", reset);
6328                 return true;
6329         }
6330         reset = hns3_get_reset_level(hns, &hw->reset.request);
6331         if (reset != HNS3_NONE_RESET && hw->reset.level != HNS3_NONE_RESET &&
6332             hw->reset.level < reset) {
6333                 hns3_warn(hw, "High level reset %d is request", reset);
6334                 return true;
6335         }
6336         return false;
6337 }
6338
6339 static int
6340 hns3_wait_hardware_ready(struct hns3_adapter *hns)
6341 {
6342         struct hns3_hw *hw = &hns->hw;
6343         struct hns3_wait_data *wait_data = hw->reset.wait_data;
6344         struct timeval tv;
6345
6346         if (wait_data->result == HNS3_WAIT_SUCCESS)
6347                 return 0;
6348         else if (wait_data->result == HNS3_WAIT_TIMEOUT) {
6349                 hns3_clock_gettime(&tv);
6350                 hns3_warn(hw, "Reset step4 hardware not ready after reset time=%ld.%.6ld",
6351                           tv.tv_sec, tv.tv_usec);
6352                 return -ETIME;
6353         } else if (wait_data->result == HNS3_WAIT_REQUEST)
6354                 return -EAGAIN;
6355
6356         wait_data->hns = hns;
6357         wait_data->check_completion = is_pf_reset_done;
6358         wait_data->end_ms = (uint64_t)HNS3_RESET_WAIT_CNT *
6359                                 HNS3_RESET_WAIT_MS + hns3_clock_gettime_ms();
6360         wait_data->interval = HNS3_RESET_WAIT_MS * USEC_PER_MSEC;
6361         wait_data->count = HNS3_RESET_WAIT_CNT;
6362         wait_data->result = HNS3_WAIT_REQUEST;
6363         rte_eal_alarm_set(wait_data->interval, hns3_wait_callback, wait_data);
6364         return -EAGAIN;
6365 }
6366
6367 static int
6368 hns3_func_reset_cmd(struct hns3_hw *hw, int func_id)
6369 {
6370         struct hns3_cmd_desc desc;
6371         struct hns3_reset_cmd *req = (struct hns3_reset_cmd *)desc.data;
6372
6373         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_RST_TRIGGER, false);
6374         hns3_set_bit(req->mac_func_reset, HNS3_CFG_RESET_FUNC_B, 1);
6375         req->fun_reset_vfid = func_id;
6376
6377         return hns3_cmd_send(hw, &desc, 1);
6378 }
6379
6380 static int
6381 hns3_imp_reset_cmd(struct hns3_hw *hw)
6382 {
6383         struct hns3_cmd_desc desc;
6384
6385         hns3_cmd_setup_basic_desc(&desc, 0xFFFE, false);
6386         desc.data[0] = 0xeedd;
6387
6388         return hns3_cmd_send(hw, &desc, 1);
6389 }
6390
6391 static void
6392 hns3_msix_process(struct hns3_adapter *hns, enum hns3_reset_level reset_level)
6393 {
6394         struct hns3_hw *hw = &hns->hw;
6395         struct timeval tv;
6396         uint32_t val;
6397
6398         hns3_clock_gettime(&tv);
6399         if (hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG) ||
6400             hns3_read_dev(hw, HNS3_FUN_RST_ING)) {
6401                 hns3_warn(hw, "Don't process msix during resetting time=%ld.%.6ld",
6402                           tv.tv_sec, tv.tv_usec);
6403                 return;
6404         }
6405
6406         switch (reset_level) {
6407         case HNS3_IMP_RESET:
6408                 hns3_imp_reset_cmd(hw);
6409                 hns3_warn(hw, "IMP Reset requested time=%ld.%.6ld",
6410                           tv.tv_sec, tv.tv_usec);
6411                 break;
6412         case HNS3_GLOBAL_RESET:
6413                 val = hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG);
6414                 hns3_set_bit(val, HNS3_GLOBAL_RESET_BIT, 1);
6415                 hns3_write_dev(hw, HNS3_GLOBAL_RESET_REG, val);
6416                 hns3_warn(hw, "Global Reset requested time=%ld.%.6ld",
6417                           tv.tv_sec, tv.tv_usec);
6418                 break;
6419         case HNS3_FUNC_RESET:
6420                 hns3_warn(hw, "PF Reset requested time=%ld.%.6ld",
6421                           tv.tv_sec, tv.tv_usec);
6422                 /* schedule again to check later */
6423                 hns3_atomic_set_bit(HNS3_FUNC_RESET, &hw->reset.pending);
6424                 hns3_schedule_reset(hns);
6425                 break;
6426         default:
6427                 hns3_warn(hw, "Unsupported reset level: %d", reset_level);
6428                 return;
6429         }
6430         hns3_atomic_clear_bit(reset_level, &hw->reset.request);
6431 }
6432
6433 static enum hns3_reset_level
6434 hns3_get_reset_level(struct hns3_adapter *hns, uint64_t *levels)
6435 {
6436         struct hns3_hw *hw = &hns->hw;
6437         enum hns3_reset_level reset_level = HNS3_NONE_RESET;
6438
6439         /* Return the highest priority reset level amongst all */
6440         if (hns3_atomic_test_bit(HNS3_IMP_RESET, levels))
6441                 reset_level = HNS3_IMP_RESET;
6442         else if (hns3_atomic_test_bit(HNS3_GLOBAL_RESET, levels))
6443                 reset_level = HNS3_GLOBAL_RESET;
6444         else if (hns3_atomic_test_bit(HNS3_FUNC_RESET, levels))
6445                 reset_level = HNS3_FUNC_RESET;
6446         else if (hns3_atomic_test_bit(HNS3_FLR_RESET, levels))
6447                 reset_level = HNS3_FLR_RESET;
6448
6449         if (hw->reset.level != HNS3_NONE_RESET && reset_level < hw->reset.level)
6450                 return HNS3_NONE_RESET;
6451
6452         return reset_level;
6453 }
6454
6455 static void
6456 hns3_record_imp_error(struct hns3_adapter *hns)
6457 {
6458         struct hns3_hw *hw = &hns->hw;
6459         uint32_t reg_val;
6460
6461         reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
6462         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B)) {
6463                 hns3_warn(hw, "Detected IMP RD poison!");
6464                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B, 0);
6465                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
6466         }
6467
6468         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B)) {
6469                 hns3_warn(hw, "Detected IMP CMDQ error!");
6470                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B, 0);
6471                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
6472         }
6473 }
6474
6475 static int
6476 hns3_prepare_reset(struct hns3_adapter *hns)
6477 {
6478         struct hns3_hw *hw = &hns->hw;
6479         uint32_t reg_val;
6480         int ret;
6481
6482         switch (hw->reset.level) {
6483         case HNS3_FUNC_RESET:
6484                 ret = hns3_func_reset_cmd(hw, HNS3_PF_FUNC_ID);
6485                 if (ret)
6486                         return ret;
6487
6488                 /*
6489                  * After performaning pf reset, it is not necessary to do the
6490                  * mailbox handling or send any command to firmware, because
6491                  * any mailbox handling or command to firmware is only valid
6492                  * after hns3_cmd_init is called.
6493                  */
6494                 __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
6495                 hw->reset.stats.request_cnt++;
6496                 break;
6497         case HNS3_IMP_RESET:
6498                 hns3_record_imp_error(hns);
6499                 reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
6500                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val |
6501                                BIT(HNS3_VECTOR0_IMP_RESET_INT_B));
6502                 break;
6503         default:
6504                 break;
6505         }
6506         return 0;
6507 }
6508
6509 static int
6510 hns3_set_rst_done(struct hns3_hw *hw)
6511 {
6512         struct hns3_pf_rst_done_cmd *req;
6513         struct hns3_cmd_desc desc;
6514
6515         req = (struct hns3_pf_rst_done_cmd *)desc.data;
6516         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_PF_RST_DONE, false);
6517         req->pf_rst_done |= HNS3_PF_RESET_DONE_BIT;
6518         return hns3_cmd_send(hw, &desc, 1);
6519 }
6520
6521 static int
6522 hns3_stop_service(struct hns3_adapter *hns)
6523 {
6524         struct hns3_hw *hw = &hns->hw;
6525         struct rte_eth_dev *eth_dev;
6526
6527         eth_dev = &rte_eth_devices[hw->data->port_id];
6528         hw->mac.link_status = ETH_LINK_DOWN;
6529         if (hw->adapter_state == HNS3_NIC_STARTED) {
6530                 rte_eal_alarm_cancel(hns3_service_handler, eth_dev);
6531                 hns3_update_linkstatus_and_event(hw, false);
6532         }
6533
6534         hns3_set_rxtx_function(eth_dev);
6535         rte_wmb();
6536         /* Disable datapath on secondary process. */
6537         hns3_mp_req_stop_rxtx(eth_dev);
6538         rte_delay_ms(hw->tqps_num);
6539
6540         rte_spinlock_lock(&hw->lock);
6541         if (hns->hw.adapter_state == HNS3_NIC_STARTED ||
6542             hw->adapter_state == HNS3_NIC_STOPPING) {
6543                 hns3_enable_all_queues(hw, false);
6544                 hns3_do_stop(hns);
6545                 hw->reset.mbuf_deferred_free = true;
6546         } else
6547                 hw->reset.mbuf_deferred_free = false;
6548
6549         /*
6550          * It is cumbersome for hardware to pick-and-choose entries for deletion
6551          * from table space. Hence, for function reset software intervention is
6552          * required to delete the entries
6553          */
6554         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0)
6555                 hns3_configure_all_mc_mac_addr(hns, true);
6556         rte_spinlock_unlock(&hw->lock);
6557
6558         return 0;
6559 }
6560
6561 static int
6562 hns3_start_service(struct hns3_adapter *hns)
6563 {
6564         struct hns3_hw *hw = &hns->hw;
6565         struct rte_eth_dev *eth_dev;
6566
6567         if (hw->reset.level == HNS3_IMP_RESET ||
6568             hw->reset.level == HNS3_GLOBAL_RESET)
6569                 hns3_set_rst_done(hw);
6570         eth_dev = &rte_eth_devices[hw->data->port_id];
6571         hns3_set_rxtx_function(eth_dev);
6572         hns3_mp_req_start_rxtx(eth_dev);
6573         if (hw->adapter_state == HNS3_NIC_STARTED) {
6574                 /*
6575                  * This API parent function already hold the hns3_hw.lock, the
6576                  * hns3_service_handler may report lse, in bonding application
6577                  * it will call driver's ops which may acquire the hns3_hw.lock
6578                  * again, thus lead to deadlock.
6579                  * We defer calls hns3_service_handler to avoid the deadlock.
6580                  */
6581                 rte_eal_alarm_set(HNS3_SERVICE_QUICK_INTERVAL,
6582                                   hns3_service_handler, eth_dev);
6583
6584                 /* Enable interrupt of all rx queues before enabling queues */
6585                 hns3_dev_all_rx_queue_intr_enable(hw, true);
6586                 /*
6587                  * Enable state of each rxq and txq will be recovered after
6588                  * reset, so we need to restore them before enable all tqps;
6589                  */
6590                 hns3_restore_tqp_enable_state(hw);
6591                 /*
6592                  * When finished the initialization, enable queues to receive
6593                  * and transmit packets.
6594                  */
6595                 hns3_enable_all_queues(hw, true);
6596         }
6597
6598         return 0;
6599 }
6600
6601 static int
6602 hns3_restore_conf(struct hns3_adapter *hns)
6603 {
6604         struct hns3_hw *hw = &hns->hw;
6605         int ret;
6606
6607         ret = hns3_configure_all_mac_addr(hns, false);
6608         if (ret)
6609                 return ret;
6610
6611         ret = hns3_configure_all_mc_mac_addr(hns, false);
6612         if (ret)
6613                 goto err_mc_mac;
6614
6615         ret = hns3_dev_promisc_restore(hns);
6616         if (ret)
6617                 goto err_promisc;
6618
6619         ret = hns3_restore_vlan_table(hns);
6620         if (ret)
6621                 goto err_promisc;
6622
6623         ret = hns3_restore_vlan_conf(hns);
6624         if (ret)
6625                 goto err_promisc;
6626
6627         ret = hns3_restore_all_fdir_filter(hns);
6628         if (ret)
6629                 goto err_promisc;
6630
6631         ret = hns3_restore_ptp(hns);
6632         if (ret)
6633                 goto err_promisc;
6634
6635         ret = hns3_restore_rx_interrupt(hw);
6636         if (ret)
6637                 goto err_promisc;
6638
6639         ret = hns3_restore_gro_conf(hw);
6640         if (ret)
6641                 goto err_promisc;
6642
6643         ret = hns3_restore_fec(hw);
6644         if (ret)
6645                 goto err_promisc;
6646
6647         if (hns->hw.adapter_state == HNS3_NIC_STARTED) {
6648                 ret = hns3_do_start(hns, false);
6649                 if (ret)
6650                         goto err_promisc;
6651                 hns3_info(hw, "hns3 dev restart successful!");
6652         } else if (hw->adapter_state == HNS3_NIC_STOPPING)
6653                 hw->adapter_state = HNS3_NIC_CONFIGURED;
6654         return 0;
6655
6656 err_promisc:
6657         hns3_configure_all_mc_mac_addr(hns, true);
6658 err_mc_mac:
6659         hns3_configure_all_mac_addr(hns, true);
6660         return ret;
6661 }
6662
6663 static void
6664 hns3_reset_service(void *param)
6665 {
6666         struct hns3_adapter *hns = (struct hns3_adapter *)param;
6667         struct hns3_hw *hw = &hns->hw;
6668         enum hns3_reset_level reset_level;
6669         struct timeval tv_delta;
6670         struct timeval tv_start;
6671         struct timeval tv;
6672         uint64_t msec;
6673         int ret;
6674
6675         /*
6676          * The interrupt is not triggered within the delay time.
6677          * The interrupt may have been lost. It is necessary to handle
6678          * the interrupt to recover from the error.
6679          */
6680         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
6681                             SCHEDULE_DEFERRED) {
6682                 __atomic_store_n(&hw->reset.schedule, SCHEDULE_REQUESTED,
6683                                   __ATOMIC_RELAXED);
6684                 hns3_err(hw, "Handling interrupts in delayed tasks");
6685                 hns3_interrupt_handler(&rte_eth_devices[hw->data->port_id]);
6686                 reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
6687                 if (reset_level == HNS3_NONE_RESET) {
6688                         hns3_err(hw, "No reset level is set, try IMP reset");
6689                         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
6690                 }
6691         }
6692         __atomic_store_n(&hw->reset.schedule, SCHEDULE_NONE, __ATOMIC_RELAXED);
6693
6694         /*
6695          * Check if there is any ongoing reset in the hardware. This status can
6696          * be checked from reset_pending. If there is then, we need to wait for
6697          * hardware to complete reset.
6698          *    a. If we are able to figure out in reasonable time that hardware
6699          *       has fully resetted then, we can proceed with driver, client
6700          *       reset.
6701          *    b. else, we can come back later to check this status so re-sched
6702          *       now.
6703          */
6704         reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
6705         if (reset_level != HNS3_NONE_RESET) {
6706                 hns3_clock_gettime(&tv_start);
6707                 ret = hns3_reset_process(hns, reset_level);
6708                 hns3_clock_gettime(&tv);
6709                 timersub(&tv, &tv_start, &tv_delta);
6710                 msec = hns3_clock_calctime_ms(&tv_delta);
6711                 if (msec > HNS3_RESET_PROCESS_MS)
6712                         hns3_err(hw, "%d handle long time delta %" PRIu64
6713                                      " ms time=%ld.%.6ld",
6714                                  hw->reset.level, msec,
6715                                  tv.tv_sec, tv.tv_usec);
6716                 if (ret == -EAGAIN)
6717                         return;
6718         }
6719
6720         /* Check if we got any *new* reset requests to be honored */
6721         reset_level = hns3_get_reset_level(hns, &hw->reset.request);
6722         if (reset_level != HNS3_NONE_RESET)
6723                 hns3_msix_process(hns, reset_level);
6724 }
6725
6726 static unsigned int
6727 hns3_get_speed_capa_num(uint16_t device_id)
6728 {
6729         unsigned int num;
6730
6731         switch (device_id) {
6732         case HNS3_DEV_ID_25GE:
6733         case HNS3_DEV_ID_25GE_RDMA:
6734                 num = 2;
6735                 break;
6736         case HNS3_DEV_ID_100G_RDMA_MACSEC:
6737         case HNS3_DEV_ID_200G_RDMA:
6738                 num = 1;
6739                 break;
6740         default:
6741                 num = 0;
6742                 break;
6743         }
6744
6745         return num;
6746 }
6747
6748 static int
6749 hns3_get_speed_fec_capa(struct rte_eth_fec_capa *speed_fec_capa,
6750                         uint16_t device_id)
6751 {
6752         switch (device_id) {
6753         case HNS3_DEV_ID_25GE:
6754         /* fallthrough */
6755         case HNS3_DEV_ID_25GE_RDMA:
6756                 speed_fec_capa[0].speed = speed_fec_capa_tbl[1].speed;
6757                 speed_fec_capa[0].capa = speed_fec_capa_tbl[1].capa;
6758
6759                 /* In HNS3 device, the 25G NIC is compatible with 10G rate */
6760                 speed_fec_capa[1].speed = speed_fec_capa_tbl[0].speed;
6761                 speed_fec_capa[1].capa = speed_fec_capa_tbl[0].capa;
6762                 break;
6763         case HNS3_DEV_ID_100G_RDMA_MACSEC:
6764                 speed_fec_capa[0].speed = speed_fec_capa_tbl[4].speed;
6765                 speed_fec_capa[0].capa = speed_fec_capa_tbl[4].capa;
6766                 break;
6767         case HNS3_DEV_ID_200G_RDMA:
6768                 speed_fec_capa[0].speed = speed_fec_capa_tbl[5].speed;
6769                 speed_fec_capa[0].capa = speed_fec_capa_tbl[5].capa;
6770                 break;
6771         default:
6772                 return -ENOTSUP;
6773         }
6774
6775         return 0;
6776 }
6777
6778 static int
6779 hns3_fec_get_capability(struct rte_eth_dev *dev,
6780                         struct rte_eth_fec_capa *speed_fec_capa,
6781                         unsigned int num)
6782 {
6783         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6784         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
6785         uint16_t device_id = pci_dev->id.device_id;
6786         unsigned int capa_num;
6787         int ret;
6788
6789         capa_num = hns3_get_speed_capa_num(device_id);
6790         if (capa_num == 0) {
6791                 hns3_err(hw, "device(0x%x) is not supported by hns3 PMD",
6792                          device_id);
6793                 return -ENOTSUP;
6794         }
6795
6796         if (speed_fec_capa == NULL || num < capa_num)
6797                 return capa_num;
6798
6799         ret = hns3_get_speed_fec_capa(speed_fec_capa, device_id);
6800         if (ret)
6801                 return -ENOTSUP;
6802
6803         return capa_num;
6804 }
6805
6806 static int
6807 get_current_fec_auto_state(struct hns3_hw *hw, uint8_t *state)
6808 {
6809         struct hns3_config_fec_cmd *req;
6810         struct hns3_cmd_desc desc;
6811         int ret;
6812
6813         /*
6814          * CMD(HNS3_OPC_CONFIG_FEC_MODE) read is not supported
6815          * in device of link speed
6816          * below 10 Gbps.
6817          */
6818         if (hw->mac.link_speed < ETH_SPEED_NUM_10G) {
6819                 *state = 0;
6820                 return 0;
6821         }
6822
6823         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, true);
6824         req = (struct hns3_config_fec_cmd *)desc.data;
6825         ret = hns3_cmd_send(hw, &desc, 1);
6826         if (ret) {
6827                 hns3_err(hw, "get current fec auto state failed, ret = %d",
6828                          ret);
6829                 return ret;
6830         }
6831
6832         *state = req->fec_mode & (1U << HNS3_MAC_CFG_FEC_AUTO_EN_B);
6833         return 0;
6834 }
6835
6836 static int
6837 hns3_fec_get_internal(struct hns3_hw *hw, uint32_t *fec_capa)
6838 {
6839         struct hns3_sfp_info_cmd *resp;
6840         uint32_t tmp_fec_capa;
6841         uint8_t auto_state;
6842         struct hns3_cmd_desc desc;
6843         int ret;
6844
6845         /*
6846          * If link is down and AUTO is enabled, AUTO is returned, otherwise,
6847          * configured FEC mode is returned.
6848          * If link is up, current FEC mode is returned.
6849          */
6850         if (hw->mac.link_status == ETH_LINK_DOWN) {
6851                 ret = get_current_fec_auto_state(hw, &auto_state);
6852                 if (ret)
6853                         return ret;
6854
6855                 if (auto_state == 0x1) {
6856                         *fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(AUTO);
6857                         return 0;
6858                 }
6859         }
6860
6861         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_INFO, true);
6862         resp = (struct hns3_sfp_info_cmd *)desc.data;
6863         resp->query_type = HNS3_ACTIVE_QUERY;
6864
6865         ret = hns3_cmd_send(hw, &desc, 1);
6866         if (ret == -EOPNOTSUPP) {
6867                 hns3_err(hw, "IMP do not support get FEC, ret = %d", ret);
6868                 return ret;
6869         } else if (ret) {
6870                 hns3_err(hw, "get FEC failed, ret = %d", ret);
6871                 return ret;
6872         }
6873
6874         /*
6875          * FEC mode order defined in hns3 hardware is inconsistend with
6876          * that defined in the ethdev library. So the sequence needs
6877          * to be converted.
6878          */
6879         switch (resp->active_fec) {
6880         case HNS3_HW_FEC_MODE_NOFEC:
6881                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6882                 break;
6883         case HNS3_HW_FEC_MODE_BASER:
6884                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(BASER);
6885                 break;
6886         case HNS3_HW_FEC_MODE_RS:
6887                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(RS);
6888                 break;
6889         default:
6890                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6891                 break;
6892         }
6893
6894         *fec_capa = tmp_fec_capa;
6895         return 0;
6896 }
6897
6898 static int
6899 hns3_fec_get(struct rte_eth_dev *dev, uint32_t *fec_capa)
6900 {
6901         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6902
6903         return hns3_fec_get_internal(hw, fec_capa);
6904 }
6905
6906 static int
6907 hns3_set_fec_hw(struct hns3_hw *hw, uint32_t mode)
6908 {
6909         struct hns3_config_fec_cmd *req;
6910         struct hns3_cmd_desc desc;
6911         int ret;
6912
6913         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, false);
6914
6915         req = (struct hns3_config_fec_cmd *)desc.data;
6916         switch (mode) {
6917         case RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC):
6918                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6919                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_OFF);
6920                 break;
6921         case RTE_ETH_FEC_MODE_CAPA_MASK(BASER):
6922                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6923                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_BASER);
6924                 break;
6925         case RTE_ETH_FEC_MODE_CAPA_MASK(RS):
6926                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6927                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_RS);
6928                 break;
6929         case RTE_ETH_FEC_MODE_CAPA_MASK(AUTO):
6930                 hns3_set_bit(req->fec_mode, HNS3_MAC_CFG_FEC_AUTO_EN_B, 1);
6931                 break;
6932         default:
6933                 return 0;
6934         }
6935         ret = hns3_cmd_send(hw, &desc, 1);
6936         if (ret)
6937                 hns3_err(hw, "set fec mode failed, ret = %d", ret);
6938
6939         return ret;
6940 }
6941
6942 static uint32_t
6943 get_current_speed_fec_cap(struct hns3_hw *hw, struct rte_eth_fec_capa *fec_capa)
6944 {
6945         struct hns3_mac *mac = &hw->mac;
6946         uint32_t cur_capa;
6947
6948         switch (mac->link_speed) {
6949         case ETH_SPEED_NUM_10G:
6950                 cur_capa = fec_capa[1].capa;
6951                 break;
6952         case ETH_SPEED_NUM_25G:
6953         case ETH_SPEED_NUM_100G:
6954         case ETH_SPEED_NUM_200G:
6955                 cur_capa = fec_capa[0].capa;
6956                 break;
6957         default:
6958                 cur_capa = 0;
6959                 break;
6960         }
6961
6962         return cur_capa;
6963 }
6964
6965 static bool
6966 is_fec_mode_one_bit_set(uint32_t mode)
6967 {
6968         int cnt = 0;
6969         uint8_t i;
6970
6971         for (i = 0; i < sizeof(mode); i++)
6972                 if (mode >> i & 0x1)
6973                         cnt++;
6974
6975         return cnt == 1 ? true : false;
6976 }
6977
6978 static int
6979 hns3_fec_set(struct rte_eth_dev *dev, uint32_t mode)
6980 {
6981 #define FEC_CAPA_NUM 2
6982         struct hns3_adapter *hns = dev->data->dev_private;
6983         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
6984         struct hns3_pf *pf = &hns->pf;
6985
6986         struct rte_eth_fec_capa fec_capa[FEC_CAPA_NUM];
6987         uint32_t cur_capa;
6988         uint32_t num = FEC_CAPA_NUM;
6989         int ret;
6990
6991         ret = hns3_fec_get_capability(dev, fec_capa, num);
6992         if (ret < 0)
6993                 return ret;
6994
6995         /* HNS3 PMD driver only support one bit set mode, e.g. 0x1, 0x4 */
6996         if (!is_fec_mode_one_bit_set(mode))
6997                 hns3_err(hw, "FEC mode(0x%x) not supported in HNS3 PMD,"
6998                              "FEC mode should be only one bit set", mode);
6999
7000         /*
7001          * Check whether the configured mode is within the FEC capability.
7002          * If not, the configured mode will not be supported.
7003          */
7004         cur_capa = get_current_speed_fec_cap(hw, fec_capa);
7005         if (!(cur_capa & mode)) {
7006                 hns3_err(hw, "unsupported FEC mode = 0x%x", mode);
7007                 return -EINVAL;
7008         }
7009
7010         rte_spinlock_lock(&hw->lock);
7011         ret = hns3_set_fec_hw(hw, mode);
7012         if (ret) {
7013                 rte_spinlock_unlock(&hw->lock);
7014                 return ret;
7015         }
7016
7017         pf->fec_mode = mode;
7018         rte_spinlock_unlock(&hw->lock);
7019
7020         return 0;
7021 }
7022
7023 static int
7024 hns3_restore_fec(struct hns3_hw *hw)
7025 {
7026         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
7027         struct hns3_pf *pf = &hns->pf;
7028         uint32_t mode = pf->fec_mode;
7029         int ret;
7030
7031         ret = hns3_set_fec_hw(hw, mode);
7032         if (ret)
7033                 hns3_err(hw, "restore fec mode(0x%x) failed, ret = %d",
7034                          mode, ret);
7035
7036         return ret;
7037 }
7038
7039 static int
7040 hns3_query_dev_fec_info(struct hns3_hw *hw)
7041 {
7042         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
7043         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(hns);
7044         int ret;
7045
7046         ret = hns3_fec_get_internal(hw, &pf->fec_mode);
7047         if (ret)
7048                 hns3_err(hw, "query device FEC info failed, ret = %d", ret);
7049
7050         return ret;
7051 }
7052
7053 static bool
7054 hns3_optical_module_existed(struct hns3_hw *hw)
7055 {
7056         struct hns3_cmd_desc desc;
7057         bool existed;
7058         int ret;
7059
7060         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_EXIST, true);
7061         ret = hns3_cmd_send(hw, &desc, 1);
7062         if (ret) {
7063                 hns3_err(hw,
7064                          "fail to get optical module exist state, ret = %d.\n",
7065                          ret);
7066                 return false;
7067         }
7068         existed = !!desc.data[0];
7069
7070         return existed;
7071 }
7072
7073 static int
7074 hns3_get_module_eeprom_data(struct hns3_hw *hw, uint32_t offset,
7075                                 uint32_t len, uint8_t *data)
7076 {
7077 #define HNS3_SFP_INFO_CMD_NUM 6
7078 #define HNS3_SFP_INFO_MAX_LEN \
7079         (HNS3_SFP_INFO_BD0_LEN + \
7080         (HNS3_SFP_INFO_CMD_NUM - 1) * HNS3_SFP_INFO_BDX_LEN)
7081         struct hns3_cmd_desc desc[HNS3_SFP_INFO_CMD_NUM];
7082         struct hns3_sfp_info_bd0_cmd *sfp_info_bd0;
7083         uint16_t read_len;
7084         uint16_t copy_len;
7085         int ret;
7086         int i;
7087
7088         for (i = 0; i < HNS3_SFP_INFO_CMD_NUM; i++) {
7089                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_SFP_EEPROM,
7090                                           true);
7091                 if (i < HNS3_SFP_INFO_CMD_NUM - 1)
7092                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
7093         }
7094
7095         sfp_info_bd0 = (struct hns3_sfp_info_bd0_cmd *)desc[0].data;
7096         sfp_info_bd0->offset = rte_cpu_to_le_16((uint16_t)offset);
7097         read_len = RTE_MIN(len, HNS3_SFP_INFO_MAX_LEN);
7098         sfp_info_bd0->read_len = rte_cpu_to_le_16((uint16_t)read_len);
7099
7100         ret = hns3_cmd_send(hw, desc, HNS3_SFP_INFO_CMD_NUM);
7101         if (ret) {
7102                 hns3_err(hw, "fail to get module EEPROM info, ret = %d.\n",
7103                                 ret);
7104                 return ret;
7105         }
7106
7107         /* The data format in BD0 is different with the others. */
7108         copy_len = RTE_MIN(len, HNS3_SFP_INFO_BD0_LEN);
7109         memcpy(data, sfp_info_bd0->data, copy_len);
7110         read_len = copy_len;
7111
7112         for (i = 1; i < HNS3_SFP_INFO_CMD_NUM; i++) {
7113                 if (read_len >= len)
7114                         break;
7115
7116                 copy_len = RTE_MIN(len - read_len, HNS3_SFP_INFO_BDX_LEN);
7117                 memcpy(data + read_len, desc[i].data, copy_len);
7118                 read_len += copy_len;
7119         }
7120
7121         return (int)read_len;
7122 }
7123
7124 static int
7125 hns3_get_module_eeprom(struct rte_eth_dev *dev,
7126                        struct rte_dev_eeprom_info *info)
7127 {
7128         struct hns3_adapter *hns = dev->data->dev_private;
7129         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
7130         uint32_t offset = info->offset;
7131         uint32_t len = info->length;
7132         uint8_t *data = info->data;
7133         uint32_t read_len = 0;
7134
7135         if (hw->mac.media_type != HNS3_MEDIA_TYPE_FIBER)
7136                 return -ENOTSUP;
7137
7138         if (!hns3_optical_module_existed(hw)) {
7139                 hns3_err(hw, "fail to read module EEPROM: no module is connected.\n");
7140                 return -EIO;
7141         }
7142
7143         while (read_len < len) {
7144                 int ret;
7145                 ret = hns3_get_module_eeprom_data(hw, offset + read_len,
7146                                                   len - read_len,
7147                                                   data + read_len);
7148                 if (ret < 0)
7149                         return -EIO;
7150                 read_len += ret;
7151         }
7152
7153         return 0;
7154 }
7155
7156 static int
7157 hns3_get_module_info(struct rte_eth_dev *dev,
7158                      struct rte_eth_dev_module_info *modinfo)
7159 {
7160 #define HNS3_SFF8024_ID_SFP             0x03
7161 #define HNS3_SFF8024_ID_QSFP_8438       0x0c
7162 #define HNS3_SFF8024_ID_QSFP_8436_8636  0x0d
7163 #define HNS3_SFF8024_ID_QSFP28_8636     0x11
7164 #define HNS3_SFF_8636_V1_3              0x03
7165         struct hns3_adapter *hns = dev->data->dev_private;
7166         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
7167         struct rte_dev_eeprom_info info;
7168         struct hns3_sfp_type sfp_type;
7169         int ret;
7170
7171         memset(&sfp_type, 0, sizeof(sfp_type));
7172         memset(&info, 0, sizeof(info));
7173         info.data = (uint8_t *)&sfp_type;
7174         info.length = sizeof(sfp_type);
7175         ret = hns3_get_module_eeprom(dev, &info);
7176         if (ret)
7177                 return ret;
7178
7179         switch (sfp_type.type) {
7180         case HNS3_SFF8024_ID_SFP:
7181                 modinfo->type = RTE_ETH_MODULE_SFF_8472;
7182                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8472_LEN;
7183                 break;
7184         case HNS3_SFF8024_ID_QSFP_8438:
7185                 modinfo->type = RTE_ETH_MODULE_SFF_8436;
7186                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
7187                 break;
7188         case HNS3_SFF8024_ID_QSFP_8436_8636:
7189                 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
7190                         modinfo->type = RTE_ETH_MODULE_SFF_8436;
7191                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
7192                 } else {
7193                         modinfo->type = RTE_ETH_MODULE_SFF_8636;
7194                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
7195                 }
7196                 break;
7197         case HNS3_SFF8024_ID_QSFP28_8636:
7198                 modinfo->type = RTE_ETH_MODULE_SFF_8636;
7199                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
7200                 break;
7201         default:
7202                 hns3_err(hw, "unknown module, type = %u, extra_type = %u.\n",
7203                          sfp_type.type, sfp_type.ext_type);
7204                 return -EINVAL;
7205         }
7206
7207         return 0;
7208 }
7209
7210 void
7211 hns3_clock_gettime(struct timeval *tv)
7212 {
7213 #ifdef CLOCK_MONOTONIC_RAW /* Defined in glibc bits/time.h */
7214 #define CLOCK_TYPE CLOCK_MONOTONIC_RAW
7215 #else
7216 #define CLOCK_TYPE CLOCK_MONOTONIC
7217 #endif
7218 #define NSEC_TO_USEC_DIV 1000
7219
7220         struct timespec spec;
7221         (void)clock_gettime(CLOCK_TYPE, &spec);
7222
7223         tv->tv_sec = spec.tv_sec;
7224         tv->tv_usec = spec.tv_nsec / NSEC_TO_USEC_DIV;
7225 }
7226
7227 uint64_t
7228 hns3_clock_calctime_ms(struct timeval *tv)
7229 {
7230         return (uint64_t)tv->tv_sec * MSEC_PER_SEC +
7231                 tv->tv_usec / USEC_PER_MSEC;
7232 }
7233
7234 uint64_t
7235 hns3_clock_gettime_ms(void)
7236 {
7237         struct timeval tv;
7238
7239         hns3_clock_gettime(&tv);
7240         return hns3_clock_calctime_ms(&tv);
7241 }
7242
7243 static int
7244 hns3_parse_io_hint_func(const char *key, const char *value, void *extra_args)
7245 {
7246         uint32_t hint = HNS3_IO_FUNC_HINT_NONE;
7247
7248         RTE_SET_USED(key);
7249
7250         if (strcmp(value, "vec") == 0)
7251                 hint = HNS3_IO_FUNC_HINT_VEC;
7252         else if (strcmp(value, "sve") == 0)
7253                 hint = HNS3_IO_FUNC_HINT_SVE;
7254         else if (strcmp(value, "simple") == 0)
7255                 hint = HNS3_IO_FUNC_HINT_SIMPLE;
7256         else if (strcmp(value, "common") == 0)
7257                 hint = HNS3_IO_FUNC_HINT_COMMON;
7258
7259         /* If the hint is valid then update output parameters */
7260         if (hint != HNS3_IO_FUNC_HINT_NONE)
7261                 *(uint32_t *)extra_args = hint;
7262
7263         return 0;
7264 }
7265
7266 static const char *
7267 hns3_get_io_hint_func_name(uint32_t hint)
7268 {
7269         switch (hint) {
7270         case HNS3_IO_FUNC_HINT_VEC:
7271                 return "vec";
7272         case HNS3_IO_FUNC_HINT_SVE:
7273                 return "sve";
7274         case HNS3_IO_FUNC_HINT_SIMPLE:
7275                 return "simple";
7276         case HNS3_IO_FUNC_HINT_COMMON:
7277                 return "common";
7278         default:
7279                 return "none";
7280         }
7281 }
7282
7283 static int
7284 hns3_parse_dev_caps_mask(const char *key, const char *value, void *extra_args)
7285 {
7286         uint64_t val;
7287
7288         RTE_SET_USED(key);
7289
7290         val = strtoull(value, NULL, 16);
7291         *(uint64_t *)extra_args = val;
7292
7293         return 0;
7294 }
7295
7296 void
7297 hns3_parse_devargs(struct rte_eth_dev *dev)
7298 {
7299         struct hns3_adapter *hns = dev->data->dev_private;
7300         uint32_t rx_func_hint = HNS3_IO_FUNC_HINT_NONE;
7301         uint32_t tx_func_hint = HNS3_IO_FUNC_HINT_NONE;
7302         struct hns3_hw *hw = &hns->hw;
7303         uint64_t dev_caps_mask = 0;
7304         struct rte_kvargs *kvlist;
7305
7306         if (dev->device->devargs == NULL)
7307                 return;
7308
7309         kvlist = rte_kvargs_parse(dev->device->devargs->args, NULL);
7310         if (!kvlist)
7311                 return;
7312
7313         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_RX_FUNC_HINT,
7314                            &hns3_parse_io_hint_func, &rx_func_hint);
7315         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_TX_FUNC_HINT,
7316                            &hns3_parse_io_hint_func, &tx_func_hint);
7317         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_DEV_CAPS_MASK,
7318                            &hns3_parse_dev_caps_mask, &dev_caps_mask);
7319         rte_kvargs_free(kvlist);
7320
7321         if (rx_func_hint != HNS3_IO_FUNC_HINT_NONE)
7322                 hns3_warn(hw, "parsed %s = %s.", HNS3_DEVARG_RX_FUNC_HINT,
7323                           hns3_get_io_hint_func_name(rx_func_hint));
7324         hns->rx_func_hint = rx_func_hint;
7325         if (tx_func_hint != HNS3_IO_FUNC_HINT_NONE)
7326                 hns3_warn(hw, "parsed %s = %s.", HNS3_DEVARG_TX_FUNC_HINT,
7327                           hns3_get_io_hint_func_name(tx_func_hint));
7328         hns->tx_func_hint = tx_func_hint;
7329
7330         if (dev_caps_mask != 0)
7331                 hns3_warn(hw, "parsed %s = 0x%" PRIx64 ".",
7332                           HNS3_DEVARG_DEV_CAPS_MASK, dev_caps_mask);
7333         hns->dev_caps_mask = dev_caps_mask;
7334 }
7335
7336 static const struct eth_dev_ops hns3_eth_dev_ops = {
7337         .dev_configure      = hns3_dev_configure,
7338         .dev_start          = hns3_dev_start,
7339         .dev_stop           = hns3_dev_stop,
7340         .dev_close          = hns3_dev_close,
7341         .promiscuous_enable = hns3_dev_promiscuous_enable,
7342         .promiscuous_disable = hns3_dev_promiscuous_disable,
7343         .allmulticast_enable  = hns3_dev_allmulticast_enable,
7344         .allmulticast_disable = hns3_dev_allmulticast_disable,
7345         .mtu_set            = hns3_dev_mtu_set,
7346         .stats_get          = hns3_stats_get,
7347         .stats_reset        = hns3_stats_reset,
7348         .xstats_get         = hns3_dev_xstats_get,
7349         .xstats_get_names   = hns3_dev_xstats_get_names,
7350         .xstats_reset       = hns3_dev_xstats_reset,
7351         .xstats_get_by_id   = hns3_dev_xstats_get_by_id,
7352         .xstats_get_names_by_id = hns3_dev_xstats_get_names_by_id,
7353         .dev_infos_get          = hns3_dev_infos_get,
7354         .fw_version_get         = hns3_fw_version_get,
7355         .rx_queue_setup         = hns3_rx_queue_setup,
7356         .tx_queue_setup         = hns3_tx_queue_setup,
7357         .rx_queue_release       = hns3_dev_rx_queue_release,
7358         .tx_queue_release       = hns3_dev_tx_queue_release,
7359         .rx_queue_start         = hns3_dev_rx_queue_start,
7360         .rx_queue_stop          = hns3_dev_rx_queue_stop,
7361         .tx_queue_start         = hns3_dev_tx_queue_start,
7362         .tx_queue_stop          = hns3_dev_tx_queue_stop,
7363         .rx_queue_intr_enable   = hns3_dev_rx_queue_intr_enable,
7364         .rx_queue_intr_disable  = hns3_dev_rx_queue_intr_disable,
7365         .rxq_info_get           = hns3_rxq_info_get,
7366         .txq_info_get           = hns3_txq_info_get,
7367         .rx_burst_mode_get      = hns3_rx_burst_mode_get,
7368         .tx_burst_mode_get      = hns3_tx_burst_mode_get,
7369         .flow_ctrl_get          = hns3_flow_ctrl_get,
7370         .flow_ctrl_set          = hns3_flow_ctrl_set,
7371         .priority_flow_ctrl_set = hns3_priority_flow_ctrl_set,
7372         .mac_addr_add           = hns3_add_mac_addr,
7373         .mac_addr_remove        = hns3_remove_mac_addr,
7374         .mac_addr_set           = hns3_set_default_mac_addr,
7375         .set_mc_addr_list       = hns3_set_mc_mac_addr_list,
7376         .link_update            = hns3_dev_link_update,
7377         .rss_hash_update        = hns3_dev_rss_hash_update,
7378         .rss_hash_conf_get      = hns3_dev_rss_hash_conf_get,
7379         .reta_update            = hns3_dev_rss_reta_update,
7380         .reta_query             = hns3_dev_rss_reta_query,
7381         .flow_ops_get           = hns3_dev_flow_ops_get,
7382         .vlan_filter_set        = hns3_vlan_filter_set,
7383         .vlan_tpid_set          = hns3_vlan_tpid_set,
7384         .vlan_offload_set       = hns3_vlan_offload_set,
7385         .vlan_pvid_set          = hns3_vlan_pvid_set,
7386         .get_reg                = hns3_get_regs,
7387         .get_module_info        = hns3_get_module_info,
7388         .get_module_eeprom      = hns3_get_module_eeprom,
7389         .get_dcb_info           = hns3_get_dcb_info,
7390         .dev_supported_ptypes_get = hns3_dev_supported_ptypes_get,
7391         .fec_get_capability     = hns3_fec_get_capability,
7392         .fec_get                = hns3_fec_get,
7393         .fec_set                = hns3_fec_set,
7394         .tm_ops_get             = hns3_tm_ops_get,
7395         .tx_done_cleanup        = hns3_tx_done_cleanup,
7396         .timesync_enable            = hns3_timesync_enable,
7397         .timesync_disable           = hns3_timesync_disable,
7398         .timesync_read_rx_timestamp = hns3_timesync_read_rx_timestamp,
7399         .timesync_read_tx_timestamp = hns3_timesync_read_tx_timestamp,
7400         .timesync_adjust_time       = hns3_timesync_adjust_time,
7401         .timesync_read_time         = hns3_timesync_read_time,
7402         .timesync_write_time        = hns3_timesync_write_time,
7403 };
7404
7405 static const struct hns3_reset_ops hns3_reset_ops = {
7406         .reset_service       = hns3_reset_service,
7407         .stop_service        = hns3_stop_service,
7408         .prepare_reset       = hns3_prepare_reset,
7409         .wait_hardware_ready = hns3_wait_hardware_ready,
7410         .reinit_dev          = hns3_reinit_dev,
7411         .restore_conf        = hns3_restore_conf,
7412         .start_service       = hns3_start_service,
7413 };
7414
7415 static int
7416 hns3_dev_init(struct rte_eth_dev *eth_dev)
7417 {
7418         struct hns3_adapter *hns = eth_dev->data->dev_private;
7419         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
7420         struct rte_ether_addr *eth_addr;
7421         struct hns3_hw *hw = &hns->hw;
7422         int ret;
7423
7424         PMD_INIT_FUNC_TRACE();
7425
7426         eth_dev->process_private = (struct hns3_process_private *)
7427             rte_zmalloc_socket("hns3_filter_list",
7428                                sizeof(struct hns3_process_private),
7429                                RTE_CACHE_LINE_SIZE, eth_dev->device->numa_node);
7430         if (eth_dev->process_private == NULL) {
7431                 PMD_INIT_LOG(ERR, "Failed to alloc memory for process private");
7432                 return -ENOMEM;
7433         }
7434
7435         hns3_flow_init(eth_dev);
7436
7437         hns3_set_rxtx_function(eth_dev);
7438         eth_dev->dev_ops = &hns3_eth_dev_ops;
7439         eth_dev->rx_queue_count = hns3_rx_queue_count;
7440         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
7441                 ret = hns3_mp_init_secondary();
7442                 if (ret) {
7443                         PMD_INIT_LOG(ERR, "Failed to init for secondary "
7444                                      "process, ret = %d", ret);
7445                         goto err_mp_init_secondary;
7446                 }
7447
7448                 hw->secondary_cnt++;
7449                 return 0;
7450         }
7451
7452         ret = hns3_mp_init_primary();
7453         if (ret) {
7454                 PMD_INIT_LOG(ERR,
7455                              "Failed to init for primary process, ret = %d",
7456                              ret);
7457                 goto err_mp_init_primary;
7458         }
7459
7460         hw->adapter_state = HNS3_NIC_UNINITIALIZED;
7461         hns->is_vf = false;
7462         hw->data = eth_dev->data;
7463         hns3_parse_devargs(eth_dev);
7464
7465         /*
7466          * Set default max packet size according to the mtu
7467          * default vale in DPDK frame.
7468          */
7469         hns->pf.mps = hw->data->mtu + HNS3_ETH_OVERHEAD;
7470
7471         ret = hns3_reset_init(hw);
7472         if (ret)
7473                 goto err_init_reset;
7474         hw->reset.ops = &hns3_reset_ops;
7475
7476         ret = hns3_init_pf(eth_dev);
7477         if (ret) {
7478                 PMD_INIT_LOG(ERR, "Failed to init pf: %d", ret);
7479                 goto err_init_pf;
7480         }
7481
7482         /* Allocate memory for storing MAC addresses */
7483         eth_dev->data->mac_addrs = rte_zmalloc("hns3-mac",
7484                                                sizeof(struct rte_ether_addr) *
7485                                                HNS3_UC_MACADDR_NUM, 0);
7486         if (eth_dev->data->mac_addrs == NULL) {
7487                 PMD_INIT_LOG(ERR, "Failed to allocate %zx bytes needed "
7488                              "to store MAC addresses",
7489                              sizeof(struct rte_ether_addr) *
7490                              HNS3_UC_MACADDR_NUM);
7491                 ret = -ENOMEM;
7492                 goto err_rte_zmalloc;
7493         }
7494
7495         eth_addr = (struct rte_ether_addr *)hw->mac.mac_addr;
7496         if (!rte_is_valid_assigned_ether_addr(eth_addr)) {
7497                 rte_eth_random_addr(hw->mac.mac_addr);
7498                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
7499                                 (struct rte_ether_addr *)hw->mac.mac_addr);
7500                 hns3_warn(hw, "default mac_addr from firmware is an invalid "
7501                           "unicast address, using random MAC address %s",
7502                           mac_str);
7503         }
7504         rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.mac_addr,
7505                             &eth_dev->data->mac_addrs[0]);
7506
7507         hw->adapter_state = HNS3_NIC_INITIALIZED;
7508
7509         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
7510                             SCHEDULE_PENDING) {
7511                 hns3_err(hw, "Reschedule reset service after dev_init");
7512                 hns3_schedule_reset(hns);
7513         } else {
7514                 /* IMP will wait ready flag before reset */
7515                 hns3_notify_reset_ready(hw, false);
7516         }
7517
7518         hns3_info(hw, "hns3 dev initialization successful!");
7519         return 0;
7520
7521 err_rte_zmalloc:
7522         hns3_uninit_pf(eth_dev);
7523
7524 err_init_pf:
7525         rte_free(hw->reset.wait_data);
7526
7527 err_init_reset:
7528         hns3_mp_uninit_primary();
7529
7530 err_mp_init_primary:
7531 err_mp_init_secondary:
7532         eth_dev->dev_ops = NULL;
7533         eth_dev->rx_pkt_burst = NULL;
7534         eth_dev->rx_descriptor_status = NULL;
7535         eth_dev->tx_pkt_burst = NULL;
7536         eth_dev->tx_pkt_prepare = NULL;
7537         eth_dev->tx_descriptor_status = NULL;
7538         rte_free(eth_dev->process_private);
7539         eth_dev->process_private = NULL;
7540         return ret;
7541 }
7542
7543 static int
7544 hns3_dev_uninit(struct rte_eth_dev *eth_dev)
7545 {
7546         struct hns3_adapter *hns = eth_dev->data->dev_private;
7547         struct hns3_hw *hw = &hns->hw;
7548
7549         PMD_INIT_FUNC_TRACE();
7550
7551         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
7552                 rte_free(eth_dev->process_private);
7553                 eth_dev->process_private = NULL;
7554                 return 0;
7555         }
7556
7557         if (hw->adapter_state < HNS3_NIC_CLOSING)
7558                 hns3_dev_close(eth_dev);
7559
7560         hw->adapter_state = HNS3_NIC_REMOVED;
7561         return 0;
7562 }
7563
7564 static int
7565 eth_hns3_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
7566                    struct rte_pci_device *pci_dev)
7567 {
7568         return rte_eth_dev_pci_generic_probe(pci_dev,
7569                                              sizeof(struct hns3_adapter),
7570                                              hns3_dev_init);
7571 }
7572
7573 static int
7574 eth_hns3_pci_remove(struct rte_pci_device *pci_dev)
7575 {
7576         return rte_eth_dev_pci_generic_remove(pci_dev, hns3_dev_uninit);
7577 }
7578
7579 static const struct rte_pci_id pci_id_hns3_map[] = {
7580         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_GE) },
7581         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE) },
7582         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE_RDMA) },
7583         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_50GE_RDMA) },
7584         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_100G_RDMA_MACSEC) },
7585         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_200G_RDMA) },
7586         { .vendor_id = 0, }, /* sentinel */
7587 };
7588
7589 static struct rte_pci_driver rte_hns3_pmd = {
7590         .id_table = pci_id_hns3_map,
7591         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
7592         .probe = eth_hns3_pci_probe,
7593         .remove = eth_hns3_pci_remove,
7594 };
7595
7596 RTE_PMD_REGISTER_PCI(net_hns3, rte_hns3_pmd);
7597 RTE_PMD_REGISTER_PCI_TABLE(net_hns3, pci_id_hns3_map);
7598 RTE_PMD_REGISTER_KMOD_DEP(net_hns3, "* igb_uio | vfio-pci");
7599 RTE_PMD_REGISTER_PARAM_STRING(net_hns3,
7600                 HNS3_DEVARG_RX_FUNC_HINT "=vec|sve|simple|common "
7601                 HNS3_DEVARG_TX_FUNC_HINT "=vec|sve|simple|common "
7602                 HNS3_DEVARG_DEV_CAPS_MASK "=<1-65535> ");
7603 RTE_LOG_REGISTER(hns3_logtype_init, pmd.net.hns3.init, NOTICE);
7604 RTE_LOG_REGISTER(hns3_logtype_driver, pmd.net.hns3.driver, NOTICE);