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         { RTE_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         { RTE_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         { RTE_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         { RTE_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         { RTE_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         { RTE_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_mac_addr(struct hns3_hw *hw,
  99                                 struct rte_ether_addr *mac_addr);
 100 static int hns3_remove_mc_mac_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 static int hns3_cfg_mac_mode(struct hns3_hw *hw, bool enable);
 107
 108 void hns3_ether_format_addr(char *buf, uint16_t size,
 109                             const struct rte_ether_addr *ether_addr)
 110 {
 111         snprintf(buf, size, "%02X:**:**:**:%02X:%02X",
 112                 ether_addr->addr_bytes[0],
 113                 ether_addr->addr_bytes[4],
 114                 ether_addr->addr_bytes[5]);
 115 }
 116
 117 static void
 118 hns3_pf_disable_irq0(struct hns3_hw *hw)
 119 {
 120         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 0);
 121 }
 122
 123 static void
 124 hns3_pf_enable_irq0(struct hns3_hw *hw)
 125 {
 126         hns3_write_dev(hw, HNS3_MISC_VECTOR_REG_BASE, 1);
 127 }
 128
 129 static enum hns3_evt_cause
 130 hns3_proc_imp_reset_event(struct hns3_adapter *hns, bool is_delay,
 131                           uint32_t *vec_val)
 132 {
 133         struct hns3_hw *hw = &hns->hw;
 134
 135         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 136         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
 137         *vec_val = BIT(HNS3_VECTOR0_IMPRESET_INT_B);
 138         if (!is_delay) {
 139                 hw->reset.stats.imp_cnt++;
 140                 hns3_warn(hw, "IMP reset detected, clear reset status");
 141         } else {
 142                 hns3_schedule_delayed_reset(hns);
 143                 hns3_warn(hw, "IMP reset detected, don't clear reset status");
 144         }
 145
 146         return HNS3_VECTOR0_EVENT_RST;
 147 }
 148
 149 static enum hns3_evt_cause
 150 hns3_proc_global_reset_event(struct hns3_adapter *hns, bool is_delay,
 151                              uint32_t *vec_val)
 152 {
 153         struct hns3_hw *hw = &hns->hw;
 154
 155         __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
 156         hns3_atomic_set_bit(HNS3_GLOBAL_RESET, &hw->reset.pending);
 157         *vec_val = BIT(HNS3_VECTOR0_GLOBALRESET_INT_B);
 158         if (!is_delay) {
 159                 hw->reset.stats.global_cnt++;
 160                 hns3_warn(hw, "Global reset detected, clear reset status");
 161         } else {
 162                 hns3_schedule_delayed_reset(hns);
 163                 hns3_warn(hw,
 164                           "Global reset detected, don't clear reset status");
 165         }
 166
 167         return HNS3_VECTOR0_EVENT_RST;
 168 }
 169
 170 static enum hns3_evt_cause
 171 hns3_check_event_cause(struct hns3_adapter *hns, uint32_t *clearval)
 172 {
 173         struct hns3_hw *hw = &hns->hw;
 174         uint32_t vector0_int_stats;
 175         uint32_t cmdq_src_val;
 176         uint32_t hw_err_src_reg;
 177         uint32_t val;
 178         enum hns3_evt_cause ret;
 179         bool is_delay;
 180
 181         /* fetch the events from their corresponding regs */
 182         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 183         cmdq_src_val = hns3_read_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG);
 184         hw_err_src_reg = hns3_read_dev(hw, HNS3_RAS_PF_OTHER_INT_STS_REG);
 185
 186         is_delay = clearval == NULL ? true : false;
 187         /*
 188          * Assumption: If by any chance reset and mailbox events are reported
 189          * together then we will only process reset event and defer the
 190          * processing of the mailbox events. Since, we would have not cleared
 191          * RX CMDQ event this time we would receive again another interrupt
 192          * from H/W just for the mailbox.
 193          */
 194         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats) { /* IMP */
 195                 ret = hns3_proc_imp_reset_event(hns, is_delay, &val);
 196                 goto out;
 197         }
 198
 199         /* Global reset */
 200         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats) {
 201                 ret = hns3_proc_global_reset_event(hns, is_delay, &val);
 202                 goto out;
 203         }
 204
 205         /* Check for vector0 1588 event source */
 206         if (BIT(HNS3_VECTOR0_1588_INT_B) & vector0_int_stats) {
 207                 val = BIT(HNS3_VECTOR0_1588_INT_B);
 208                 ret = HNS3_VECTOR0_EVENT_PTP;
 209                 goto out;
 210         }
 211
 212         /* check for vector0 msix event source */
 213         if (vector0_int_stats & HNS3_VECTOR0_REG_MSIX_MASK ||
 214             hw_err_src_reg & HNS3_RAS_REG_NFE_MASK) {
 215                 val = vector0_int_stats | hw_err_src_reg;
 216                 ret = HNS3_VECTOR0_EVENT_ERR;
 217                 goto out;
 218         }
 219
 220         /* check for vector0 mailbox(=CMDQ RX) event source */
 221         if (BIT(HNS3_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_val) {
 222                 cmdq_src_val &= ~BIT(HNS3_VECTOR0_RX_CMDQ_INT_B);
 223                 val = cmdq_src_val;
 224                 ret = HNS3_VECTOR0_EVENT_MBX;
 225                 goto out;
 226         }
 227
 228         val = vector0_int_stats;
 229         ret = HNS3_VECTOR0_EVENT_OTHER;
 230 out:
 231
 232         if (clearval)
 233                 *clearval = val;
 234         return ret;
 235 }
 236
 237 static bool
 238 hns3_is_1588_event_type(uint32_t event_type)
 239 {
 240         return (event_type == HNS3_VECTOR0_EVENT_PTP);
 241 }
 242
 243 static void
 244 hns3_clear_event_cause(struct hns3_hw *hw, uint32_t event_type, uint32_t regclr)
 245 {
 246         if (event_type == HNS3_VECTOR0_EVENT_RST ||
 247             hns3_is_1588_event_type(event_type))
 248                 hns3_write_dev(hw, HNS3_MISC_RESET_STS_REG, regclr);
 249         else if (event_type == HNS3_VECTOR0_EVENT_MBX)
 250                 hns3_write_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG, regclr);
 251 }
 252
 253 static void
 254 hns3_clear_all_event_cause(struct hns3_hw *hw)
 255 {
 256         uint32_t vector0_int_stats;
 257
 258         vector0_int_stats = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 259         if (BIT(HNS3_VECTOR0_IMPRESET_INT_B) & vector0_int_stats)
 260                 hns3_warn(hw, "Probe during IMP reset interrupt");
 261
 262         if (BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) & vector0_int_stats)
 263                 hns3_warn(hw, "Probe during Global reset interrupt");
 264
 265         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_RST,
 266                                BIT(HNS3_VECTOR0_IMPRESET_INT_B) |
 267                                BIT(HNS3_VECTOR0_GLOBALRESET_INT_B) |
 268                                BIT(HNS3_VECTOR0_CORERESET_INT_B));
 269         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_MBX, 0);
 270         hns3_clear_event_cause(hw, HNS3_VECTOR0_EVENT_PTP,
 271                                 BIT(HNS3_VECTOR0_1588_INT_B));
 272 }
 273
 274 static void
 275 hns3_handle_mac_tnl(struct hns3_hw *hw)
 276 {
 277         struct hns3_cmd_desc desc;
 278         uint32_t status;
 279         int ret;
 280
 281         /* query and clear mac tnl interrupt */
 282         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_MAC_TNL_INT, true);
 283         ret = hns3_cmd_send(hw, &desc, 1);
 284         if (ret) {
 285                 hns3_err(hw, "failed to query mac tnl int, ret = %d.", ret);
 286                 return;
 287         }
 288
 289         status = rte_le_to_cpu_32(desc.data[0]);
 290         if (status) {
 291                 hns3_warn(hw, "mac tnl int occurs, status = 0x%x.", status);
 292                 hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CLEAR_MAC_TNL_INT,
 293                                           false);
 294                 desc.data[0] = rte_cpu_to_le_32(HNS3_MAC_TNL_INT_CLR);
 295                 ret = hns3_cmd_send(hw, &desc, 1);
 296                 if (ret)
 297                         hns3_err(hw, "failed to clear mac tnl int, ret = %d.",
 298                                  ret);
 299         }
 300 }
 301
 302 static void
 303 hns3_interrupt_handler(void *param)
 304 {
 305         struct rte_eth_dev *dev = (struct rte_eth_dev *)param;
 306         struct hns3_adapter *hns = dev->data->dev_private;
 307         struct hns3_hw *hw = &hns->hw;
 308         enum hns3_evt_cause event_cause;
 309         uint32_t clearval = 0;
 310         uint32_t vector0_int;
 311         uint32_t ras_int;
 312         uint32_t cmdq_int;
 313
 314         /* Disable interrupt */
 315         hns3_pf_disable_irq0(hw);
 316
 317         event_cause = hns3_check_event_cause(hns, &clearval);
 318         vector0_int = hns3_read_dev(hw, HNS3_VECTOR0_OTHER_INT_STS_REG);
 319         ras_int = hns3_read_dev(hw, HNS3_RAS_PF_OTHER_INT_STS_REG);
 320         cmdq_int = hns3_read_dev(hw, HNS3_VECTOR0_CMDQ_SRC_REG);
 321         hns3_clear_event_cause(hw, event_cause, clearval);
 322         /* vector 0 interrupt is shared with reset and mailbox source events. */
 323         if (event_cause == HNS3_VECTOR0_EVENT_ERR) {
 324                 hns3_warn(hw, "received interrupt: vector0_int_stat:0x%x "
 325                           "ras_int_stat:0x%x cmdq_int_stat:0x%x",
 326                           vector0_int, ras_int, cmdq_int);
 327                 hns3_handle_mac_tnl(hw);
 328                 hns3_handle_error(hns);
 329         } else if (event_cause == HNS3_VECTOR0_EVENT_RST) {
 330                 hns3_warn(hw, "received reset interrupt");
 331                 hns3_schedule_reset(hns);
 332         } else if (event_cause == HNS3_VECTOR0_EVENT_MBX) {
 333                 hns3_dev_handle_mbx_msg(hw);
 334         } else {
 335                 hns3_warn(hw, "received unknown event: vector0_int_stat:0x%x "
 336                           "ras_int_stat:0x%x cmdq_int_stat:0x%x",
 337                           vector0_int, ras_int, cmdq_int);
 338         }
 339
 340         /* Enable interrupt if it is not cause by reset */
 341         hns3_pf_enable_irq0(hw);
 342 }
 343
 344 static int
 345 hns3_set_port_vlan_filter(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 346 {
 347 #define HNS3_VLAN_ID_OFFSET_STEP        160
 348 #define HNS3_VLAN_BYTE_SIZE             8
 349         struct hns3_vlan_filter_pf_cfg_cmd *req;
 350         struct hns3_hw *hw = &hns->hw;
 351         uint8_t vlan_offset_byte_val;
 352         struct hns3_cmd_desc desc;
 353         uint8_t vlan_offset_byte;
 354         uint8_t vlan_offset_base;
 355         int ret;
 356
 357         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_PF_CFG, false);
 358
 359         vlan_offset_base = vlan_id / HNS3_VLAN_ID_OFFSET_STEP;
 360         vlan_offset_byte = (vlan_id % HNS3_VLAN_ID_OFFSET_STEP) /
 361                            HNS3_VLAN_BYTE_SIZE;
 362         vlan_offset_byte_val = 1 << (vlan_id % HNS3_VLAN_BYTE_SIZE);
 363
 364         req = (struct hns3_vlan_filter_pf_cfg_cmd *)desc.data;
 365         req->vlan_offset = vlan_offset_base;
 366         req->vlan_cfg = on ? 0 : 1;
 367         req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
 368
 369         ret = hns3_cmd_send(hw, &desc, 1);
 370         if (ret)
 371                 hns3_err(hw, "set port vlan id failed, vlan_id =%u, ret =%d",
 372                          vlan_id, ret);
 373
 374         return ret;
 375 }
 376
 377 static void
 378 hns3_rm_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id)
 379 {
 380         struct hns3_user_vlan_table *vlan_entry;
 381         struct hns3_pf *pf = &hns->pf;
 382
 383         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 384                 if (vlan_entry->vlan_id == vlan_id) {
 385                         if (vlan_entry->hd_tbl_status)
 386                                 hns3_set_port_vlan_filter(hns, vlan_id, 0);
 387                         LIST_REMOVE(vlan_entry, next);
 388                         rte_free(vlan_entry);
 389                         break;
 390                 }
 391         }
 392 }
 393
 394 static void
 395 hns3_add_dev_vlan_table(struct hns3_adapter *hns, uint16_t vlan_id,
 396                         bool writen_to_tbl)
 397 {
 398         struct hns3_user_vlan_table *vlan_entry;
 399         struct hns3_hw *hw = &hns->hw;
 400         struct hns3_pf *pf = &hns->pf;
 401
 402         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 403                 if (vlan_entry->vlan_id == vlan_id)
 404                         return;
 405         }
 406
 407         vlan_entry = rte_zmalloc("hns3_vlan_tbl", sizeof(*vlan_entry), 0);
 408         if (vlan_entry == NULL) {
 409                 hns3_err(hw, "Failed to malloc hns3 vlan table");
 410                 return;
 411         }
 412
 413         vlan_entry->hd_tbl_status = writen_to_tbl;
 414         vlan_entry->vlan_id = vlan_id;
 415
 416         LIST_INSERT_HEAD(&pf->vlan_list, vlan_entry, next);
 417 }
 418
 419 static int
 420 hns3_restore_vlan_table(struct hns3_adapter *hns)
 421 {
 422         struct hns3_user_vlan_table *vlan_entry;
 423         struct hns3_hw *hw = &hns->hw;
 424         struct hns3_pf *pf = &hns->pf;
 425         uint16_t vlan_id;
 426         int ret = 0;
 427
 428         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_ENABLE)
 429                 return hns3_vlan_pvid_configure(hns,
 430                                                 hw->port_base_vlan_cfg.pvid, 1);
 431
 432         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 433                 if (vlan_entry->hd_tbl_status) {
 434                         vlan_id = vlan_entry->vlan_id;
 435                         ret = hns3_set_port_vlan_filter(hns, vlan_id, 1);
 436                         if (ret)
 437                                 break;
 438                 }
 439         }
 440
 441         return ret;
 442 }
 443
 444 static int
 445 hns3_vlan_filter_configure(struct hns3_adapter *hns, uint16_t vlan_id, int on)
 446 {
 447         struct hns3_hw *hw = &hns->hw;
 448         bool writen_to_tbl = false;
 449         int ret = 0;
 450
 451         /*
 452          * When vlan filter is enabled, hardware regards packets without vlan
 453          * as packets with vlan 0. So, to receive packets without vlan, vlan id
 454          * 0 is not allowed to be removed by rte_eth_dev_vlan_filter.
 455          */
 456         if (on == 0 && vlan_id == 0)
 457                 return 0;
 458
 459         /*
 460          * When port base vlan enabled, we use port base vlan as the vlan
 461          * filter condition. In this case, we don't update vlan filter table
 462          * when user add new vlan or remove exist vlan, just update the
 463          * vlan list. The vlan id in vlan list will be written in vlan filter
 464          * table until port base vlan disabled
 465          */
 466         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 467                 ret = hns3_set_port_vlan_filter(hns, vlan_id, on);
 468                 writen_to_tbl = true;
 469         }
 470
 471         if (ret == 0) {
 472                 if (on)
 473                         hns3_add_dev_vlan_table(hns, vlan_id, writen_to_tbl);
 474                 else
 475                         hns3_rm_dev_vlan_table(hns, vlan_id);
 476         }
 477         return ret;
 478 }
 479
 480 static int
 481 hns3_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)
 482 {
 483         struct hns3_adapter *hns = dev->data->dev_private;
 484         struct hns3_hw *hw = &hns->hw;
 485         int ret;
 486
 487         rte_spinlock_lock(&hw->lock);
 488         ret = hns3_vlan_filter_configure(hns, vlan_id, on);
 489         rte_spinlock_unlock(&hw->lock);
 490         return ret;
 491 }
 492
 493 static int
 494 hns3_vlan_tpid_configure(struct hns3_adapter *hns, enum rte_vlan_type vlan_type,
 495                          uint16_t tpid)
 496 {
 497         struct hns3_rx_vlan_type_cfg_cmd *rx_req;
 498         struct hns3_tx_vlan_type_cfg_cmd *tx_req;
 499         struct hns3_hw *hw = &hns->hw;
 500         struct hns3_cmd_desc desc;
 501         int ret;
 502
 503         if ((vlan_type != RTE_ETH_VLAN_TYPE_INNER &&
 504              vlan_type != RTE_ETH_VLAN_TYPE_OUTER)) {
 505                 hns3_err(hw, "Unsupported vlan type, vlan_type =%d", vlan_type);
 506                 return -EINVAL;
 507         }
 508
 509         if (tpid != RTE_ETHER_TYPE_VLAN) {
 510                 hns3_err(hw, "Unsupported vlan tpid, vlan_type =%d", vlan_type);
 511                 return -EINVAL;
 512         }
 513
 514         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_TYPE_ID, false);
 515         rx_req = (struct hns3_rx_vlan_type_cfg_cmd *)desc.data;
 516
 517         if (vlan_type == RTE_ETH_VLAN_TYPE_OUTER) {
 518                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 519                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 520         } else if (vlan_type == RTE_ETH_VLAN_TYPE_INNER) {
 521                 rx_req->ot_fst_vlan_type = rte_cpu_to_le_16(tpid);
 522                 rx_req->ot_sec_vlan_type = rte_cpu_to_le_16(tpid);
 523                 rx_req->in_fst_vlan_type = rte_cpu_to_le_16(tpid);
 524                 rx_req->in_sec_vlan_type = rte_cpu_to_le_16(tpid);
 525         }
 526
 527         ret = hns3_cmd_send(hw, &desc, 1);
 528         if (ret) {
 529                 hns3_err(hw, "Send rxvlan protocol type command fail, ret =%d",
 530                          ret);
 531                 return ret;
 532         }
 533
 534         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_INSERT, false);
 535
 536         tx_req = (struct hns3_tx_vlan_type_cfg_cmd *)desc.data;
 537         tx_req->ot_vlan_type = rte_cpu_to_le_16(tpid);
 538         tx_req->in_vlan_type = rte_cpu_to_le_16(tpid);
 539
 540         ret = hns3_cmd_send(hw, &desc, 1);
 541         if (ret)
 542                 hns3_err(hw, "Send txvlan protocol type command fail, ret =%d",
 543                          ret);
 544         return ret;
 545 }
 546
 547 static int
 548 hns3_vlan_tpid_set(struct rte_eth_dev *dev, enum rte_vlan_type vlan_type,
 549                    uint16_t tpid)
 550 {
 551         struct hns3_adapter *hns = dev->data->dev_private;
 552         struct hns3_hw *hw = &hns->hw;
 553         int ret;
 554
 555         rte_spinlock_lock(&hw->lock);
 556         ret = hns3_vlan_tpid_configure(hns, vlan_type, tpid);
 557         rte_spinlock_unlock(&hw->lock);
 558         return ret;
 559 }
 560
 561 static int
 562 hns3_set_vlan_rx_offload_cfg(struct hns3_adapter *hns,
 563                              struct hns3_rx_vtag_cfg *vcfg)
 564 {
 565         struct hns3_vport_vtag_rx_cfg_cmd *req;
 566         struct hns3_hw *hw = &hns->hw;
 567         struct hns3_cmd_desc desc;
 568         uint16_t vport_id;
 569         uint8_t bitmap;
 570         int ret;
 571
 572         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_RX_CFG, false);
 573
 574         req = (struct hns3_vport_vtag_rx_cfg_cmd *)desc.data;
 575         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG1_EN_B,
 576                      vcfg->strip_tag1_en ? 1 : 0);
 577         hns3_set_bit(req->vport_vlan_cfg, HNS3_REM_TAG2_EN_B,
 578                      vcfg->strip_tag2_en ? 1 : 0);
 579         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG1_EN_B,
 580                      vcfg->vlan1_vlan_prionly ? 1 : 0);
 581         hns3_set_bit(req->vport_vlan_cfg, HNS3_SHOW_TAG2_EN_B,
 582                      vcfg->vlan2_vlan_prionly ? 1 : 0);
 583
 584         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 585         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG1_EN_B,
 586                      vcfg->strip_tag1_discard_en ? 1 : 0);
 587         hns3_set_bit(req->vport_vlan_cfg, HNS3_DISCARD_TAG2_EN_B,
 588                      vcfg->strip_tag2_discard_en ? 1 : 0);
 589         /*
 590          * In current version VF is not supported when PF is driven by DPDK
 591          * driver, just need to configure parameters for PF vport.
 592          */
 593         vport_id = HNS3_PF_FUNC_ID;
 594         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 595         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 596         req->vf_bitmap[req->vf_offset] = bitmap;
 597
 598         ret = hns3_cmd_send(hw, &desc, 1);
 599         if (ret)
 600                 hns3_err(hw, "Send port rxvlan cfg command fail, ret =%d", ret);
 601         return ret;
 602 }
 603
 604 static void
 605 hns3_update_rx_offload_cfg(struct hns3_adapter *hns,
 606                            struct hns3_rx_vtag_cfg *vcfg)
 607 {
 608         struct hns3_pf *pf = &hns->pf;
 609         memcpy(&pf->vtag_config.rx_vcfg, vcfg, sizeof(pf->vtag_config.rx_vcfg));
 610 }
 611
 612 static void
 613 hns3_update_tx_offload_cfg(struct hns3_adapter *hns,
 614                            struct hns3_tx_vtag_cfg *vcfg)
 615 {
 616         struct hns3_pf *pf = &hns->pf;
 617         memcpy(&pf->vtag_config.tx_vcfg, vcfg, sizeof(pf->vtag_config.tx_vcfg));
 618 }
 619
 620 static int
 621 hns3_en_hw_strip_rxvtag(struct hns3_adapter *hns, bool enable)
 622 {
 623         struct hns3_rx_vtag_cfg rxvlan_cfg;
 624         struct hns3_hw *hw = &hns->hw;
 625         int ret;
 626
 627         if (hw->port_base_vlan_cfg.state == HNS3_PORT_BASE_VLAN_DISABLE) {
 628                 rxvlan_cfg.strip_tag1_en = false;
 629                 rxvlan_cfg.strip_tag2_en = enable;
 630                 rxvlan_cfg.strip_tag2_discard_en = false;
 631         } else {
 632                 rxvlan_cfg.strip_tag1_en = enable;
 633                 rxvlan_cfg.strip_tag2_en = true;
 634                 rxvlan_cfg.strip_tag2_discard_en = true;
 635         }
 636
 637         rxvlan_cfg.strip_tag1_discard_en = false;
 638         rxvlan_cfg.vlan1_vlan_prionly = false;
 639         rxvlan_cfg.vlan2_vlan_prionly = false;
 640         rxvlan_cfg.rx_vlan_offload_en = enable;
 641
 642         ret = hns3_set_vlan_rx_offload_cfg(hns, &rxvlan_cfg);
 643         if (ret) {
 644                 hns3_err(hw, "%s strip rx vtag failed, ret = %d.",
 645                                 enable ? "enable" : "disable", ret);
 646                 return ret;
 647         }
 648
 649         hns3_update_rx_offload_cfg(hns, &rxvlan_cfg);
 650
 651         return ret;
 652 }
 653
 654 static int
 655 hns3_set_vlan_filter_ctrl(struct hns3_hw *hw, uint8_t vlan_type,
 656                           uint8_t fe_type, bool filter_en, uint8_t vf_id)
 657 {
 658         struct hns3_vlan_filter_ctrl_cmd *req;
 659         struct hns3_cmd_desc desc;
 660         int ret;
 661
 662         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_FILTER_CTRL, false);
 663
 664         req = (struct hns3_vlan_filter_ctrl_cmd *)desc.data;
 665         req->vlan_type = vlan_type;
 666         req->vlan_fe = filter_en ? fe_type : 0;
 667         req->vf_id = vf_id;
 668
 669         ret = hns3_cmd_send(hw, &desc, 1);
 670         if (ret)
 671                 hns3_err(hw, "set vlan filter fail, ret =%d", ret);
 672
 673         return ret;
 674 }
 675
 676 static int
 677 hns3_vlan_filter_init(struct hns3_adapter *hns)
 678 {
 679         struct hns3_hw *hw = &hns->hw;
 680         int ret;
 681
 682         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_VF,
 683                                         HNS3_FILTER_FE_EGRESS, false,
 684                                         HNS3_PF_FUNC_ID);
 685         if (ret) {
 686                 hns3_err(hw, "failed to init vf vlan filter, ret = %d", ret);
 687                 return ret;
 688         }
 689
 690         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 691                                         HNS3_FILTER_FE_INGRESS, false,
 692                                         HNS3_PF_FUNC_ID);
 693         if (ret)
 694                 hns3_err(hw, "failed to init port vlan filter, ret = %d", ret);
 695
 696         return ret;
 697 }
 698
 699 static int
 700 hns3_enable_vlan_filter(struct hns3_adapter *hns, bool enable)
 701 {
 702         struct hns3_hw *hw = &hns->hw;
 703         int ret;
 704
 705         ret = hns3_set_vlan_filter_ctrl(hw, HNS3_FILTER_TYPE_PORT,
 706                                         HNS3_FILTER_FE_INGRESS, enable,
 707                                         HNS3_PF_FUNC_ID);
 708         if (ret)
 709                 hns3_err(hw, "failed to %s port vlan filter, ret = %d",
 710                          enable ? "enable" : "disable", ret);
 711
 712         return ret;
 713 }
 714
 715 static int
 716 hns3_vlan_offload_set(struct rte_eth_dev *dev, int mask)
 717 {
 718         struct hns3_adapter *hns = dev->data->dev_private;
 719         struct hns3_hw *hw = &hns->hw;
 720         struct rte_eth_rxmode *rxmode;
 721         unsigned int tmp_mask;
 722         bool enable;
 723         int ret = 0;
 724
 725         rte_spinlock_lock(&hw->lock);
 726         rxmode = &dev->data->dev_conf.rxmode;
 727         tmp_mask = (unsigned int)mask;
 728         if (tmp_mask & RTE_ETH_VLAN_FILTER_MASK) {
 729                 /* ignore vlan filter configuration during promiscuous mode */
 730                 if (!dev->data->promiscuous) {
 731                         /* Enable or disable VLAN filter */
 732                         enable = rxmode->offloads & RTE_ETH_RX_OFFLOAD_VLAN_FILTER ?
 733                                  true : false;
 734
 735                         ret = hns3_enable_vlan_filter(hns, enable);
 736                         if (ret) {
 737                                 rte_spinlock_unlock(&hw->lock);
 738                                 hns3_err(hw, "failed to %s rx filter, ret = %d",
 739                                          enable ? "enable" : "disable", ret);
 740                                 return ret;
 741                         }
 742                 }
 743         }
 744
 745         if (tmp_mask & RTE_ETH_VLAN_STRIP_MASK) {
 746                 /* Enable or disable VLAN stripping */
 747                 enable = rxmode->offloads & RTE_ETH_RX_OFFLOAD_VLAN_STRIP ?
 748                     true : false;
 749
 750                 ret = hns3_en_hw_strip_rxvtag(hns, enable);
 751                 if (ret) {
 752                         rte_spinlock_unlock(&hw->lock);
 753                         hns3_err(hw, "failed to %s rx strip, ret = %d",
 754                                  enable ? "enable" : "disable", ret);
 755                         return ret;
 756                 }
 757         }
 758
 759         rte_spinlock_unlock(&hw->lock);
 760
 761         return ret;
 762 }
 763
 764 static int
 765 hns3_set_vlan_tx_offload_cfg(struct hns3_adapter *hns,
 766                              struct hns3_tx_vtag_cfg *vcfg)
 767 {
 768         struct hns3_vport_vtag_tx_cfg_cmd *req;
 769         struct hns3_cmd_desc desc;
 770         struct hns3_hw *hw = &hns->hw;
 771         uint16_t vport_id;
 772         uint8_t bitmap;
 773         int ret;
 774
 775         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_VLAN_PORT_TX_CFG, false);
 776
 777         req = (struct hns3_vport_vtag_tx_cfg_cmd *)desc.data;
 778         req->def_vlan_tag1 = vcfg->default_tag1;
 779         req->def_vlan_tag2 = vcfg->default_tag2;
 780         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG1_B,
 781                      vcfg->accept_tag1 ? 1 : 0);
 782         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG1_B,
 783                      vcfg->accept_untag1 ? 1 : 0);
 784         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_TAG2_B,
 785                      vcfg->accept_tag2 ? 1 : 0);
 786         hns3_set_bit(req->vport_vlan_cfg, HNS3_ACCEPT_UNTAG2_B,
 787                      vcfg->accept_untag2 ? 1 : 0);
 788         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG1_EN_B,
 789                      vcfg->insert_tag1_en ? 1 : 0);
 790         hns3_set_bit(req->vport_vlan_cfg, HNS3_PORT_INS_TAG2_EN_B,
 791                      vcfg->insert_tag2_en ? 1 : 0);
 792         hns3_set_bit(req->vport_vlan_cfg, HNS3_CFG_NIC_ROCE_SEL_B, 0);
 793
 794         /* firmwall will ignore this configuration for PCI_REVISION_ID_HIP08 */
 795         hns3_set_bit(req->vport_vlan_cfg, HNS3_TAG_SHIFT_MODE_EN_B,
 796                      vcfg->tag_shift_mode_en ? 1 : 0);
 797
 798         /*
 799          * In current version VF is not supported when PF is driven by DPDK
 800          * driver, just need to configure parameters for PF vport.
 801          */
 802         vport_id = HNS3_PF_FUNC_ID;
 803         req->vf_offset = vport_id / HNS3_VF_NUM_PER_CMD;
 804         bitmap = 1 << (vport_id % HNS3_VF_NUM_PER_BYTE);
 805         req->vf_bitmap[req->vf_offset] = bitmap;
 806
 807         ret = hns3_cmd_send(hw, &desc, 1);
 808         if (ret)
 809                 hns3_err(hw, "Send port txvlan cfg command fail, ret =%d", ret);
 810
 811         return ret;
 812 }
 813
 814 static int
 815 hns3_vlan_txvlan_cfg(struct hns3_adapter *hns, uint16_t port_base_vlan_state,
 816                      uint16_t pvid)
 817 {
 818         struct hns3_hw *hw = &hns->hw;
 819         struct hns3_tx_vtag_cfg txvlan_cfg;
 820         int ret;
 821
 822         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_DISABLE) {
 823                 txvlan_cfg.accept_tag1 = true;
 824                 txvlan_cfg.insert_tag1_en = false;
 825                 txvlan_cfg.default_tag1 = 0;
 826         } else {
 827                 txvlan_cfg.accept_tag1 =
 828                         hw->vlan_mode == HNS3_HW_SHIFT_AND_DISCARD_MODE;
 829                 txvlan_cfg.insert_tag1_en = true;
 830                 txvlan_cfg.default_tag1 = pvid;
 831         }
 832
 833         txvlan_cfg.accept_untag1 = true;
 834         txvlan_cfg.accept_tag2 = true;
 835         txvlan_cfg.accept_untag2 = true;
 836         txvlan_cfg.insert_tag2_en = false;
 837         txvlan_cfg.default_tag2 = 0;
 838         txvlan_cfg.tag_shift_mode_en = true;
 839
 840         ret = hns3_set_vlan_tx_offload_cfg(hns, &txvlan_cfg);
 841         if (ret) {
 842                 hns3_err(hw, "pf vlan set pvid failed, pvid =%u ,ret =%d", pvid,
 843                          ret);
 844                 return ret;
 845         }
 846
 847         hns3_update_tx_offload_cfg(hns, &txvlan_cfg);
 848         return ret;
 849 }
 850
 851
 852 static void
 853 hns3_rm_all_vlan_table(struct hns3_adapter *hns, bool is_del_list)
 854 {
 855         struct hns3_user_vlan_table *vlan_entry;
 856         struct hns3_pf *pf = &hns->pf;
 857
 858         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 859                 if (vlan_entry->hd_tbl_status) {
 860                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 0);
 861                         vlan_entry->hd_tbl_status = false;
 862                 }
 863         }
 864
 865         if (is_del_list) {
 866                 vlan_entry = LIST_FIRST(&pf->vlan_list);
 867                 while (vlan_entry) {
 868                         LIST_REMOVE(vlan_entry, next);
 869                         rte_free(vlan_entry);
 870                         vlan_entry = LIST_FIRST(&pf->vlan_list);
 871                 }
 872         }
 873 }
 874
 875 static void
 876 hns3_add_all_vlan_table(struct hns3_adapter *hns)
 877 {
 878         struct hns3_user_vlan_table *vlan_entry;
 879         struct hns3_pf *pf = &hns->pf;
 880
 881         LIST_FOREACH(vlan_entry, &pf->vlan_list, next) {
 882                 if (!vlan_entry->hd_tbl_status) {
 883                         hns3_set_port_vlan_filter(hns, vlan_entry->vlan_id, 1);
 884                         vlan_entry->hd_tbl_status = true;
 885                 }
 886         }
 887 }
 888
 889 static void
 890 hns3_remove_all_vlan_table(struct hns3_adapter *hns)
 891 {
 892         struct hns3_hw *hw = &hns->hw;
 893         int ret;
 894
 895         hns3_rm_all_vlan_table(hns, true);
 896         if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID) {
 897                 ret = hns3_set_port_vlan_filter(hns,
 898                                                 hw->port_base_vlan_cfg.pvid, 0);
 899                 if (ret) {
 900                         hns3_err(hw, "Failed to remove all vlan table, ret =%d",
 901                                  ret);
 902                         return;
 903                 }
 904         }
 905 }
 906
 907 static int
 908 hns3_update_vlan_filter_entries(struct hns3_adapter *hns,
 909                         uint16_t port_base_vlan_state, uint16_t new_pvid)
 910 {
 911         struct hns3_hw *hw = &hns->hw;
 912         uint16_t old_pvid;
 913         int ret;
 914
 915         if (port_base_vlan_state == HNS3_PORT_BASE_VLAN_ENABLE) {
 916                 old_pvid = hw->port_base_vlan_cfg.pvid;
 917                 if (old_pvid != HNS3_INVALID_PVID) {
 918                         ret = hns3_set_port_vlan_filter(hns, old_pvid, 0);
 919                         if (ret) {
 920                                 hns3_err(hw, "failed to remove old pvid %u, "
 921                                                 "ret = %d", old_pvid, ret);
 922                                 return ret;
 923                         }
 924                 }
 925
 926                 hns3_rm_all_vlan_table(hns, false);
 927                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 1);
 928                 if (ret) {
 929                         hns3_err(hw, "failed to add new pvid %u, ret = %d",
 930                                         new_pvid, ret);
 931                         return ret;
 932                 }
 933         } else {
 934                 ret = hns3_set_port_vlan_filter(hns, new_pvid, 0);
 935                 if (ret) {
 936                         hns3_err(hw, "failed to remove pvid %u, ret = %d",
 937                                         new_pvid, ret);
 938                         return ret;
 939                 }
 940
 941                 hns3_add_all_vlan_table(hns);
 942         }
 943         return 0;
 944 }
 945
 946 static int
 947 hns3_en_pvid_strip(struct hns3_adapter *hns, int on)
 948 {
 949         struct hns3_rx_vtag_cfg *old_cfg = &hns->pf.vtag_config.rx_vcfg;
 950         struct hns3_rx_vtag_cfg rx_vlan_cfg;
 951         bool rx_strip_en;
 952         int ret;
 953
 954         rx_strip_en = old_cfg->rx_vlan_offload_en;
 955         if (on) {
 956                 rx_vlan_cfg.strip_tag1_en = rx_strip_en;
 957                 rx_vlan_cfg.strip_tag2_en = true;
 958                 rx_vlan_cfg.strip_tag2_discard_en = true;
 959         } else {
 960                 rx_vlan_cfg.strip_tag1_en = false;
 961                 rx_vlan_cfg.strip_tag2_en = rx_strip_en;
 962                 rx_vlan_cfg.strip_tag2_discard_en = false;
 963         }
 964         rx_vlan_cfg.strip_tag1_discard_en = false;
 965         rx_vlan_cfg.vlan1_vlan_prionly = false;
 966         rx_vlan_cfg.vlan2_vlan_prionly = false;
 967         rx_vlan_cfg.rx_vlan_offload_en = old_cfg->rx_vlan_offload_en;
 968
 969         ret = hns3_set_vlan_rx_offload_cfg(hns, &rx_vlan_cfg);
 970         if (ret)
 971                 return ret;
 972
 973         hns3_update_rx_offload_cfg(hns, &rx_vlan_cfg);
 974         return ret;
 975 }
 976
 977 static int
 978 hns3_vlan_pvid_configure(struct hns3_adapter *hns, uint16_t pvid, int on)
 979 {
 980         struct hns3_hw *hw = &hns->hw;
 981         uint16_t port_base_vlan_state;
 982         int ret, err;
 983
 984         if (on == 0 && pvid != hw->port_base_vlan_cfg.pvid) {
 985                 if (hw->port_base_vlan_cfg.pvid != HNS3_INVALID_PVID)
 986                         hns3_warn(hw, "Invalid operation! As current pvid set "
 987                                   "is %u, disable pvid %u is invalid",
 988                                   hw->port_base_vlan_cfg.pvid, pvid);
 989                 return 0;
 990         }
 991
 992         port_base_vlan_state = on ? HNS3_PORT_BASE_VLAN_ENABLE :
 993                                     HNS3_PORT_BASE_VLAN_DISABLE;
 994         ret = hns3_vlan_txvlan_cfg(hns, port_base_vlan_state, pvid);
 995         if (ret) {
 996                 hns3_err(hw, "failed to config tx vlan for pvid, ret = %d",
 997                          ret);
 998                 return ret;
 999         }
1000
1001         ret = hns3_en_pvid_strip(hns, on);
1002         if (ret) {
1003                 hns3_err(hw, "failed to config rx vlan strip for pvid, "
1004                          "ret = %d", ret);
1005                 goto pvid_vlan_strip_fail;
1006         }
1007
1008         if (pvid == HNS3_INVALID_PVID)
1009                 goto out;
1010         ret = hns3_update_vlan_filter_entries(hns, port_base_vlan_state, pvid);
1011         if (ret) {
1012                 hns3_err(hw, "failed to update vlan filter entries, ret = %d",
1013                          ret);
1014                 goto vlan_filter_set_fail;
1015         }
1016
1017 out:
1018         hw->port_base_vlan_cfg.state = port_base_vlan_state;
1019         hw->port_base_vlan_cfg.pvid = on ? pvid : HNS3_INVALID_PVID;
1020         return ret;
1021
1022 vlan_filter_set_fail:
1023         err = hns3_en_pvid_strip(hns, hw->port_base_vlan_cfg.state ==
1024                                         HNS3_PORT_BASE_VLAN_ENABLE);
1025         if (err)
1026                 hns3_err(hw, "fail to rollback pvid strip, ret = %d", err);
1027
1028 pvid_vlan_strip_fail:
1029         err = hns3_vlan_txvlan_cfg(hns, hw->port_base_vlan_cfg.state,
1030                                         hw->port_base_vlan_cfg.pvid);
1031         if (err)
1032                 hns3_err(hw, "fail to rollback txvlan status, ret = %d", err);
1033
1034         return ret;
1035 }
1036
1037 static int
1038 hns3_vlan_pvid_set(struct rte_eth_dev *dev, uint16_t pvid, int on)
1039 {
1040         struct hns3_adapter *hns = dev->data->dev_private;
1041         struct hns3_hw *hw = &hns->hw;
1042         bool pvid_en_state_change;
1043         uint16_t pvid_state;
1044         int ret;
1045
1046         if (pvid > RTE_ETHER_MAX_VLAN_ID) {
1047                 hns3_err(hw, "Invalid vlan_id = %u > %d", pvid,
1048                          RTE_ETHER_MAX_VLAN_ID);
1049                 return -EINVAL;
1050         }
1051
1052         /*
1053          * If PVID configuration state change, should refresh the PVID
1054          * configuration state in struct hns3_tx_queue/hns3_rx_queue.
1055          */
1056         pvid_state = hw->port_base_vlan_cfg.state;
1057         if ((on && pvid_state == HNS3_PORT_BASE_VLAN_ENABLE) ||
1058             (!on && pvid_state == HNS3_PORT_BASE_VLAN_DISABLE))
1059                 pvid_en_state_change = false;
1060         else
1061                 pvid_en_state_change = true;
1062
1063         rte_spinlock_lock(&hw->lock);
1064         ret = hns3_vlan_pvid_configure(hns, pvid, on);
1065         rte_spinlock_unlock(&hw->lock);
1066         if (ret)
1067                 return ret;
1068         /*
1069          * Only in HNS3_SW_SHIFT_AND_MODE the PVID related operation in Tx/Rx
1070          * need be processed by PMD driver.
1071          */
1072         if (pvid_en_state_change &&
1073             hw->vlan_mode == HNS3_SW_SHIFT_AND_DISCARD_MODE)
1074                 hns3_update_all_queues_pvid_proc_en(hw);
1075
1076         return 0;
1077 }
1078
1079 static int
1080 hns3_default_vlan_config(struct hns3_adapter *hns)
1081 {
1082         struct hns3_hw *hw = &hns->hw;
1083         int ret;
1084
1085         /*
1086          * When vlan filter is enabled, hardware regards packets without vlan
1087          * as packets with vlan 0. Therefore, if vlan 0 is not in the vlan
1088          * table, packets without vlan won't be received. So, add vlan 0 as
1089          * the default vlan.
1090          */
1091         ret = hns3_vlan_filter_configure(hns, 0, 1);
1092         if (ret)
1093                 hns3_err(hw, "default vlan 0 config failed, ret =%d", ret);
1094         return ret;
1095 }
1096
1097 static int
1098 hns3_init_vlan_config(struct hns3_adapter *hns)
1099 {
1100         struct hns3_hw *hw = &hns->hw;
1101         int ret;
1102
1103         /*
1104          * This function can be called in the initialization and reset process,
1105          * when in reset process, it means that hardware had been reseted
1106          * successfully and we need to restore the hardware configuration to
1107          * ensure that the hardware configuration remains unchanged before and
1108          * after reset.
1109          */
1110         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1111                 hw->port_base_vlan_cfg.state = HNS3_PORT_BASE_VLAN_DISABLE;
1112                 hw->port_base_vlan_cfg.pvid = HNS3_INVALID_PVID;
1113         }
1114
1115         ret = hns3_vlan_filter_init(hns);
1116         if (ret) {
1117                 hns3_err(hw, "vlan init fail in pf, ret =%d", ret);
1118                 return ret;
1119         }
1120
1121         ret = hns3_vlan_tpid_configure(hns, RTE_ETH_VLAN_TYPE_INNER,
1122                                        RTE_ETHER_TYPE_VLAN);
1123         if (ret) {
1124                 hns3_err(hw, "tpid set fail in pf, ret =%d", ret);
1125                 return ret;
1126         }
1127
1128         /*
1129          * When in the reinit dev stage of the reset process, the following
1130          * vlan-related configurations may differ from those at initialization,
1131          * we will restore configurations to hardware in hns3_restore_vlan_table
1132          * and hns3_restore_vlan_conf later.
1133          */
1134         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
1135                 ret = hns3_vlan_pvid_configure(hns, HNS3_INVALID_PVID, 0);
1136                 if (ret) {
1137                         hns3_err(hw, "pvid set fail in pf, ret =%d", ret);
1138                         return ret;
1139                 }
1140
1141                 ret = hns3_en_hw_strip_rxvtag(hns, false);
1142                 if (ret) {
1143                         hns3_err(hw, "rx strip configure fail in pf, ret =%d",
1144                                  ret);
1145                         return ret;
1146                 }
1147         }
1148
1149         return hns3_default_vlan_config(hns);
1150 }
1151
1152 static int
1153 hns3_restore_vlan_conf(struct hns3_adapter *hns)
1154 {
1155         struct hns3_pf *pf = &hns->pf;
1156         struct hns3_hw *hw = &hns->hw;
1157         uint64_t offloads;
1158         bool enable;
1159         int ret;
1160
1161         if (!hw->data->promiscuous) {
1162                 /* restore vlan filter states */
1163                 offloads = hw->data->dev_conf.rxmode.offloads;
1164                 enable = offloads & RTE_ETH_RX_OFFLOAD_VLAN_FILTER ? true : false;
1165                 ret = hns3_enable_vlan_filter(hns, enable);
1166                 if (ret) {
1167                         hns3_err(hw, "failed to restore vlan rx filter conf, "
1168                                  "ret = %d", ret);
1169                         return ret;
1170                 }
1171         }
1172
1173         ret = hns3_set_vlan_rx_offload_cfg(hns, &pf->vtag_config.rx_vcfg);
1174         if (ret) {
1175                 hns3_err(hw, "failed to restore vlan rx conf, ret = %d", ret);
1176                 return ret;
1177         }
1178
1179         ret = hns3_set_vlan_tx_offload_cfg(hns, &pf->vtag_config.tx_vcfg);
1180         if (ret)
1181                 hns3_err(hw, "failed to restore vlan tx conf, ret = %d", ret);
1182
1183         return ret;
1184 }
1185
1186 static int
1187 hns3_dev_configure_vlan(struct rte_eth_dev *dev)
1188 {
1189         struct hns3_adapter *hns = dev->data->dev_private;
1190         struct rte_eth_dev_data *data = dev->data;
1191         struct rte_eth_txmode *txmode;
1192         struct hns3_hw *hw = &hns->hw;
1193         int mask;
1194         int ret;
1195
1196         txmode = &data->dev_conf.txmode;
1197         if (txmode->hw_vlan_reject_tagged || txmode->hw_vlan_reject_untagged)
1198                 hns3_warn(hw,
1199                           "hw_vlan_reject_tagged or hw_vlan_reject_untagged "
1200                           "configuration is not supported! Ignore these two "
1201                           "parameters: hw_vlan_reject_tagged(%u), "
1202                           "hw_vlan_reject_untagged(%u)",
1203                           txmode->hw_vlan_reject_tagged,
1204                           txmode->hw_vlan_reject_untagged);
1205
1206         /* Apply vlan offload setting */
1207         mask = RTE_ETH_VLAN_STRIP_MASK | RTE_ETH_VLAN_FILTER_MASK;
1208         ret = hns3_vlan_offload_set(dev, mask);
1209         if (ret) {
1210                 hns3_err(hw, "dev config rx vlan offload failed, ret = %d",
1211                          ret);
1212                 return ret;
1213         }
1214
1215         /*
1216          * If pvid config is not set in rte_eth_conf, driver needn't to set
1217          * VLAN pvid related configuration to hardware.
1218          */
1219         if (txmode->pvid == 0 && txmode->hw_vlan_insert_pvid == 0)
1220                 return 0;
1221
1222         /* Apply pvid setting */
1223         ret = hns3_vlan_pvid_set(dev, txmode->pvid,
1224                                  txmode->hw_vlan_insert_pvid);
1225         if (ret)
1226                 hns3_err(hw, "dev config vlan pvid(%u) failed, ret = %d",
1227                          txmode->pvid, ret);
1228
1229         return ret;
1230 }
1231
1232 static int
1233 hns3_config_tso(struct hns3_hw *hw, unsigned int tso_mss_min,
1234                 unsigned int tso_mss_max)
1235 {
1236         struct hns3_cfg_tso_status_cmd *req;
1237         struct hns3_cmd_desc desc;
1238         uint16_t tso_mss;
1239
1240         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TSO_GENERIC_CONFIG, false);
1241
1242         req = (struct hns3_cfg_tso_status_cmd *)desc.data;
1243
1244         tso_mss = 0;
1245         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1246                        tso_mss_min);
1247         req->tso_mss_min = rte_cpu_to_le_16(tso_mss);
1248
1249         tso_mss = 0;
1250         hns3_set_field(tso_mss, HNS3_TSO_MSS_MIN_M, HNS3_TSO_MSS_MIN_S,
1251                        tso_mss_max);
1252         req->tso_mss_max = rte_cpu_to_le_16(tso_mss);
1253
1254         return hns3_cmd_send(hw, &desc, 1);
1255 }
1256
1257 static int
1258 hns3_set_umv_space(struct hns3_hw *hw, uint16_t space_size,
1259                    uint16_t *allocated_size, bool is_alloc)
1260 {
1261         struct hns3_umv_spc_alc_cmd *req;
1262         struct hns3_cmd_desc desc;
1263         int ret;
1264
1265         req = (struct hns3_umv_spc_alc_cmd *)desc.data;
1266         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_ALLOCATE, false);
1267         hns3_set_bit(req->allocate, HNS3_UMV_SPC_ALC_B, is_alloc ? 0 : 1);
1268         req->space_size = rte_cpu_to_le_32(space_size);
1269
1270         ret = hns3_cmd_send(hw, &desc, 1);
1271         if (ret) {
1272                 PMD_INIT_LOG(ERR, "%s umv space failed for cmd_send, ret =%d",
1273                              is_alloc ? "allocate" : "free", ret);
1274                 return ret;
1275         }
1276
1277         if (is_alloc && allocated_size)
1278                 *allocated_size = rte_le_to_cpu_32(desc.data[1]);
1279
1280         return 0;
1281 }
1282
1283 static int
1284 hns3_init_umv_space(struct hns3_hw *hw)
1285 {
1286         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1287         struct hns3_pf *pf = &hns->pf;
1288         uint16_t allocated_size = 0;
1289         int ret;
1290
1291         ret = hns3_set_umv_space(hw, pf->wanted_umv_size, &allocated_size,
1292                                  true);
1293         if (ret)
1294                 return ret;
1295
1296         if (allocated_size < pf->wanted_umv_size)
1297                 PMD_INIT_LOG(WARNING, "Alloc umv space failed, want %u, get %u",
1298                              pf->wanted_umv_size, allocated_size);
1299
1300         pf->max_umv_size = (!!allocated_size) ? allocated_size :
1301                                                 pf->wanted_umv_size;
1302         pf->used_umv_size = 0;
1303         return 0;
1304 }
1305
1306 static int
1307 hns3_uninit_umv_space(struct hns3_hw *hw)
1308 {
1309         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1310         struct hns3_pf *pf = &hns->pf;
1311         int ret;
1312
1313         if (pf->max_umv_size == 0)
1314                 return 0;
1315
1316         ret = hns3_set_umv_space(hw, pf->max_umv_size, NULL, false);
1317         if (ret)
1318                 return ret;
1319
1320         pf->max_umv_size = 0;
1321
1322         return 0;
1323 }
1324
1325 static bool
1326 hns3_is_umv_space_full(struct hns3_hw *hw)
1327 {
1328         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1329         struct hns3_pf *pf = &hns->pf;
1330         bool is_full;
1331
1332         is_full = (pf->used_umv_size >= pf->max_umv_size);
1333
1334         return is_full;
1335 }
1336
1337 static void
1338 hns3_update_umv_space(struct hns3_hw *hw, bool is_free)
1339 {
1340         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1341         struct hns3_pf *pf = &hns->pf;
1342
1343         if (is_free) {
1344                 if (pf->used_umv_size > 0)
1345                         pf->used_umv_size--;
1346         } else
1347                 pf->used_umv_size++;
1348 }
1349
1350 static void
1351 hns3_prepare_mac_addr(struct hns3_mac_vlan_tbl_entry_cmd *new_req,
1352                       const uint8_t *addr, bool is_mc)
1353 {
1354         const unsigned char *mac_addr = addr;
1355         uint32_t high_val = ((uint32_t)mac_addr[3] << 24) |
1356                             ((uint32_t)mac_addr[2] << 16) |
1357                             ((uint32_t)mac_addr[1] << 8) |
1358                             (uint32_t)mac_addr[0];
1359         uint32_t low_val = ((uint32_t)mac_addr[5] << 8) | (uint32_t)mac_addr[4];
1360
1361         hns3_set_bit(new_req->flags, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1362         if (is_mc) {
1363                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1364                 hns3_set_bit(new_req->entry_type, HNS3_MAC_VLAN_BIT1_EN_B, 1);
1365                 hns3_set_bit(new_req->mc_mac_en, HNS3_MAC_VLAN_BIT0_EN_B, 1);
1366         }
1367
1368         new_req->mac_addr_hi32 = rte_cpu_to_le_32(high_val);
1369         new_req->mac_addr_lo16 = rte_cpu_to_le_16(low_val & 0xffff);
1370 }
1371
1372 static int
1373 hns3_get_mac_vlan_cmd_status(struct hns3_hw *hw, uint16_t cmdq_resp,
1374                              uint8_t resp_code,
1375                              enum hns3_mac_vlan_tbl_opcode op)
1376 {
1377         if (cmdq_resp) {
1378                 hns3_err(hw, "cmdq execute failed for get_mac_vlan_cmd_status,status=%u",
1379                          cmdq_resp);
1380                 return -EIO;
1381         }
1382
1383         if (op == HNS3_MAC_VLAN_ADD) {
1384                 if (resp_code == 0 || resp_code == 1) {
1385                         return 0;
1386                 } else if (resp_code == HNS3_ADD_UC_OVERFLOW) {
1387                         hns3_err(hw, "add mac addr failed for uc_overflow");
1388                         return -ENOSPC;
1389                 } else if (resp_code == HNS3_ADD_MC_OVERFLOW) {
1390                         hns3_err(hw, "add mac addr failed for mc_overflow");
1391                         return -ENOSPC;
1392                 }
1393
1394                 hns3_err(hw, "add mac addr failed for undefined, code=%u",
1395                          resp_code);
1396                 return -EIO;
1397         } else if (op == HNS3_MAC_VLAN_REMOVE) {
1398                 if (resp_code == 0) {
1399                         return 0;
1400                 } else if (resp_code == 1) {
1401                         hns3_dbg(hw, "remove mac addr failed for miss");
1402                         return -ENOENT;
1403                 }
1404
1405                 hns3_err(hw, "remove mac addr failed for undefined, code=%u",
1406                          resp_code);
1407                 return -EIO;
1408         } else if (op == HNS3_MAC_VLAN_LKUP) {
1409                 if (resp_code == 0) {
1410                         return 0;
1411                 } else if (resp_code == 1) {
1412                         hns3_dbg(hw, "lookup mac addr failed for miss");
1413                         return -ENOENT;
1414                 }
1415
1416                 hns3_err(hw, "lookup mac addr failed for undefined, code=%u",
1417                          resp_code);
1418                 return -EIO;
1419         }
1420
1421         hns3_err(hw, "unknown opcode for get_mac_vlan_cmd_status, opcode=%u",
1422                  op);
1423
1424         return -EINVAL;
1425 }
1426
1427 static int
1428 hns3_lookup_mac_vlan_tbl(struct hns3_hw *hw,
1429                          struct hns3_mac_vlan_tbl_entry_cmd *req,
1430                          struct hns3_cmd_desc *desc, uint8_t desc_num)
1431 {
1432         uint8_t resp_code;
1433         uint16_t retval;
1434         int ret;
1435         int i;
1436
1437         if (desc_num == HNS3_MC_MAC_VLAN_OPS_DESC_NUM) {
1438                 for (i = 0; i < desc_num - 1; i++) {
1439                         hns3_cmd_setup_basic_desc(&desc[i],
1440                                                   HNS3_OPC_MAC_VLAN_ADD, true);
1441                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1442                         if (i == 0)
1443                                 memcpy(desc[i].data, req,
1444                                 sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1445                 }
1446                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_MAC_VLAN_ADD,
1447                                           true);
1448         } else {
1449                 hns3_cmd_setup_basic_desc(&desc[0], HNS3_OPC_MAC_VLAN_ADD,
1450                                           true);
1451                 memcpy(desc[0].data, req,
1452                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1453         }
1454         ret = hns3_cmd_send(hw, desc, desc_num);
1455         if (ret) {
1456                 hns3_err(hw, "lookup mac addr failed for cmd_send, ret =%d.",
1457                          ret);
1458                 return ret;
1459         }
1460         resp_code = (rte_le_to_cpu_32(desc[0].data[0]) >> 8) & 0xff;
1461         retval = rte_le_to_cpu_16(desc[0].retval);
1462
1463         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1464                                             HNS3_MAC_VLAN_LKUP);
1465 }
1466
1467 static int
1468 hns3_add_mac_vlan_tbl(struct hns3_hw *hw,
1469                       struct hns3_mac_vlan_tbl_entry_cmd *req,
1470                       struct hns3_cmd_desc *desc, uint8_t desc_num)
1471 {
1472         uint8_t resp_code;
1473         uint16_t retval;
1474         int cfg_status;
1475         int ret;
1476         int i;
1477
1478         if (desc_num == HNS3_UC_MAC_VLAN_OPS_DESC_NUM) {
1479                 hns3_cmd_setup_basic_desc(desc, HNS3_OPC_MAC_VLAN_ADD, false);
1480                 memcpy(desc->data, req,
1481                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1482                 ret = hns3_cmd_send(hw, desc, desc_num);
1483                 resp_code = (rte_le_to_cpu_32(desc->data[0]) >> 8) & 0xff;
1484                 retval = rte_le_to_cpu_16(desc->retval);
1485
1486                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1487                                                           HNS3_MAC_VLAN_ADD);
1488         } else {
1489                 for (i = 0; i < desc_num; i++) {
1490                         hns3_cmd_reuse_desc(&desc[i], false);
1491                         if (i == desc_num - 1)
1492                                 desc[i].flag &=
1493                                         rte_cpu_to_le_16(~HNS3_CMD_FLAG_NEXT);
1494                         else
1495                                 desc[i].flag |=
1496                                         rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
1497                 }
1498                 memcpy(desc[0].data, req,
1499                        sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1500                 desc[0].retval = 0;
1501                 ret = hns3_cmd_send(hw, desc, desc_num);
1502                 resp_code = (rte_le_to_cpu_32(desc[0].data[0]) >> 8) & 0xff;
1503                 retval = rte_le_to_cpu_16(desc[0].retval);
1504
1505                 cfg_status = hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1506                                                           HNS3_MAC_VLAN_ADD);
1507         }
1508
1509         if (ret) {
1510                 hns3_err(hw, "add mac addr failed for cmd_send, ret =%d", ret);
1511                 return ret;
1512         }
1513
1514         return cfg_status;
1515 }
1516
1517 static int
1518 hns3_remove_mac_vlan_tbl(struct hns3_hw *hw,
1519                          struct hns3_mac_vlan_tbl_entry_cmd *req)
1520 {
1521         struct hns3_cmd_desc desc;
1522         uint8_t resp_code;
1523         uint16_t retval;
1524         int ret;
1525
1526         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_VLAN_REMOVE, false);
1527
1528         memcpy(desc.data, req, sizeof(struct hns3_mac_vlan_tbl_entry_cmd));
1529
1530         ret = hns3_cmd_send(hw, &desc, 1);
1531         if (ret) {
1532                 hns3_err(hw, "del mac addr failed for cmd_send, ret =%d", ret);
1533                 return ret;
1534         }
1535         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
1536         retval = rte_le_to_cpu_16(desc.retval);
1537
1538         return hns3_get_mac_vlan_cmd_status(hw, retval, resp_code,
1539                                             HNS3_MAC_VLAN_REMOVE);
1540 }
1541
1542 static int
1543 hns3_add_uc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1544 {
1545         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1546         struct hns3_mac_vlan_tbl_entry_cmd req;
1547         struct hns3_pf *pf = &hns->pf;
1548         struct hns3_cmd_desc desc;
1549         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1550         uint16_t egress_port = 0;
1551         uint8_t vf_id;
1552         int ret;
1553
1554         /* check if mac addr is valid */
1555         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1556                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1557                                       mac_addr);
1558                 hns3_err(hw, "Add unicast mac addr err! addr(%s) invalid",
1559                          mac_str);
1560                 return -EINVAL;
1561         }
1562
1563         memset(&req, 0, sizeof(req));
1564
1565         /*
1566          * In current version VF is not supported when PF is driven by DPDK
1567          * driver, just need to configure parameters for PF vport.
1568          */
1569         vf_id = HNS3_PF_FUNC_ID;
1570         hns3_set_field(egress_port, HNS3_MAC_EPORT_VFID_M,
1571                        HNS3_MAC_EPORT_VFID_S, vf_id);
1572
1573         req.egress_port = rte_cpu_to_le_16(egress_port);
1574
1575         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1576
1577         /*
1578          * Lookup the mac address in the mac_vlan table, and add
1579          * it if the entry is inexistent. Repeated unicast entry
1580          * is not allowed in the mac vlan table.
1581          */
1582         ret = hns3_lookup_mac_vlan_tbl(hw, &req, &desc,
1583                                         HNS3_UC_MAC_VLAN_OPS_DESC_NUM);
1584         if (ret == -ENOENT) {
1585                 if (!hns3_is_umv_space_full(hw)) {
1586                         ret = hns3_add_mac_vlan_tbl(hw, &req, &desc,
1587                                                 HNS3_UC_MAC_VLAN_OPS_DESC_NUM);
1588                         if (!ret)
1589                                 hns3_update_umv_space(hw, false);
1590                         return ret;
1591                 }
1592
1593                 hns3_err(hw, "UC MAC table full(%u)", pf->used_umv_size);
1594
1595                 return -ENOSPC;
1596         }
1597
1598         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, mac_addr);
1599
1600         /* check if we just hit the duplicate */
1601         if (ret == 0) {
1602                 hns3_dbg(hw, "mac addr(%s) has been in the MAC table", mac_str);
1603                 return 0;
1604         }
1605
1606         hns3_err(hw, "PF failed to add unicast entry(%s) in the MAC table",
1607                  mac_str);
1608
1609         return ret;
1610 }
1611
1612 static bool
1613 hns3_find_duplicate_mc_addr(struct hns3_hw *hw, struct rte_ether_addr *mc_addr)
1614 {
1615         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1616         struct rte_ether_addr *addr;
1617         int i;
1618
1619         for (i = 0; i < hw->mc_addrs_num; i++) {
1620                 addr = &hw->mc_addrs[i];
1621                 /* Check if there are duplicate addresses in mc_addrs[] */
1622                 if (rte_is_same_ether_addr(addr, mc_addr)) {
1623                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1624                                                addr);
1625                         hns3_err(hw, "failed to add mc mac addr, same addrs"
1626                                  "(%s) is added by the set_mc_mac_addr_list "
1627                                  "API", mac_str);
1628                         return true;
1629                 }
1630         }
1631
1632         return false;
1633 }
1634
1635 int
1636 hns3_add_mac_addr(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr,
1637                   __rte_unused uint32_t idx, __rte_unused uint32_t pool)
1638 {
1639         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1640         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1641         int ret;
1642
1643         rte_spinlock_lock(&hw->lock);
1644
1645         /*
1646          * In hns3 network engine adding UC and MC mac address with different
1647          * commands with firmware. We need to determine whether the input
1648          * address is a UC or a MC address to call different commands.
1649          * By the way, it is recommended calling the API function named
1650          * rte_eth_dev_set_mc_addr_list to set the MC mac address, because
1651          * using the rte_eth_dev_mac_addr_add API function to set MC mac address
1652          * may affect the specifications of UC mac addresses.
1653          */
1654         if (rte_is_multicast_ether_addr(mac_addr)) {
1655                 if (hns3_find_duplicate_mc_addr(hw, mac_addr)) {
1656                         rte_spinlock_unlock(&hw->lock);
1657                         return -EINVAL;
1658                 }
1659                 ret = hw->ops.add_mc_mac_addr(hw, mac_addr);
1660         } else {
1661                 ret = hw->ops.add_uc_mac_addr(hw, mac_addr);
1662         }
1663         rte_spinlock_unlock(&hw->lock);
1664         if (ret) {
1665                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1666                                       mac_addr);
1667                 hns3_err(hw, "failed to add mac addr(%s), ret = %d", mac_str,
1668                          ret);
1669         }
1670
1671         return ret;
1672 }
1673
1674 static int
1675 hns3_remove_uc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1676 {
1677         struct hns3_mac_vlan_tbl_entry_cmd req;
1678         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1679         int ret;
1680
1681         /* check if mac addr is valid */
1682         if (!rte_is_valid_assigned_ether_addr(mac_addr)) {
1683                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1684                                       mac_addr);
1685                 hns3_err(hw, "remove unicast mac addr err! addr(%s) invalid",
1686                          mac_str);
1687                 return -EINVAL;
1688         }
1689
1690         memset(&req, 0, sizeof(req));
1691         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1692         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, false);
1693         ret = hns3_remove_mac_vlan_tbl(hw, &req);
1694         if (ret == -ENOENT) /* mac addr isn't existent in the mac vlan table. */
1695                 return 0;
1696         else if (ret == 0)
1697                 hns3_update_umv_space(hw, true);
1698
1699         return ret;
1700 }
1701
1702 void
1703 hns3_remove_mac_addr(struct rte_eth_dev *dev, uint32_t idx)
1704 {
1705         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1706         /* index will be checked by upper level rte interface */
1707         struct rte_ether_addr *mac_addr = &dev->data->mac_addrs[idx];
1708         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1709         int ret;
1710
1711         rte_spinlock_lock(&hw->lock);
1712
1713         if (rte_is_multicast_ether_addr(mac_addr))
1714                 ret = hw->ops.del_mc_mac_addr(hw, mac_addr);
1715         else
1716                 ret = hw->ops.del_uc_mac_addr(hw, mac_addr);
1717         rte_spinlock_unlock(&hw->lock);
1718         if (ret) {
1719                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1720                                       mac_addr);
1721                 hns3_err(hw, "failed to remove mac addr(%s), ret = %d", mac_str,
1722                          ret);
1723         }
1724 }
1725
1726 static int
1727 hns3_set_default_mac_addr(struct rte_eth_dev *dev,
1728                           struct rte_ether_addr *mac_addr)
1729 {
1730         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1731         struct rte_ether_addr *oaddr;
1732         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1733         int ret, ret_val;
1734
1735         rte_spinlock_lock(&hw->lock);
1736         oaddr = (struct rte_ether_addr *)hw->mac.mac_addr;
1737         ret = hw->ops.del_uc_mac_addr(hw, oaddr);
1738         if (ret) {
1739                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1740                                       oaddr);
1741                 hns3_warn(hw, "Remove old uc mac address(%s) fail: %d",
1742                           mac_str, ret);
1743
1744                 rte_spinlock_unlock(&hw->lock);
1745                 return ret;
1746         }
1747
1748         ret = hw->ops.add_uc_mac_addr(hw, mac_addr);
1749         if (ret) {
1750                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1751                                       mac_addr);
1752                 hns3_err(hw, "Failed to set mac addr(%s): %d", mac_str, ret);
1753                 goto err_add_uc_addr;
1754         }
1755
1756         ret = hns3_pause_addr_cfg(hw, mac_addr->addr_bytes);
1757         if (ret) {
1758                 hns3_err(hw, "Failed to configure mac pause address: %d", ret);
1759                 goto err_pause_addr_cfg;
1760         }
1761
1762         rte_ether_addr_copy(mac_addr,
1763                             (struct rte_ether_addr *)hw->mac.mac_addr);
1764         rte_spinlock_unlock(&hw->lock);
1765
1766         return 0;
1767
1768 err_pause_addr_cfg:
1769         ret_val = hw->ops.del_uc_mac_addr(hw, mac_addr);
1770         if (ret_val) {
1771                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1772                                       mac_addr);
1773                 hns3_warn(hw,
1774                           "Failed to roll back to del setted mac addr(%s): %d",
1775                           mac_str, ret_val);
1776         }
1777
1778 err_add_uc_addr:
1779         ret_val = hw->ops.add_uc_mac_addr(hw, oaddr);
1780         if (ret_val) {
1781                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE, oaddr);
1782                 hns3_warn(hw, "Failed to restore old uc mac addr(%s): %d",
1783                                   mac_str, ret_val);
1784         }
1785         rte_spinlock_unlock(&hw->lock);
1786
1787         return ret;
1788 }
1789
1790 int
1791 hns3_configure_all_mac_addr(struct hns3_adapter *hns, bool del)
1792 {
1793         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1794         struct hns3_hw *hw = &hns->hw;
1795         struct hns3_hw_ops *ops = &hw->ops;
1796         struct rte_ether_addr *addr;
1797         uint16_t mac_addrs_capa;
1798         int ret = 0;
1799         int i;
1800
1801         mac_addrs_capa =
1802                 hns->is_vf ? HNS3_VF_UC_MACADDR_NUM : HNS3_UC_MACADDR_NUM;
1803         for (i = 0; i < mac_addrs_capa; i++) {
1804                 addr = &hw->data->mac_addrs[i];
1805                 if (rte_is_zero_ether_addr(addr))
1806                         continue;
1807                 if (rte_is_multicast_ether_addr(addr))
1808                         ret = del ? ops->del_mc_mac_addr(hw, addr) :
1809                               ops->add_mc_mac_addr(hw, addr);
1810                 else
1811                         ret = del ? ops->del_uc_mac_addr(hw, addr) :
1812                               ops->add_uc_mac_addr(hw, addr);
1813
1814                 if (ret) {
1815                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1816                                                addr);
1817                         hns3_err(hw, "failed to %s mac addr(%s) index:%d ret = %d.",
1818                                  del ? "remove" : "restore", mac_str, i, ret);
1819                 }
1820         }
1821
1822         return ret;
1823 }
1824
1825 static void
1826 hns3_update_desc_vfid(struct hns3_cmd_desc *desc, uint8_t vfid, bool clr)
1827 {
1828 #define HNS3_VF_NUM_IN_FIRST_DESC 192
1829         uint8_t word_num;
1830         uint8_t bit_num;
1831
1832         if (vfid < HNS3_VF_NUM_IN_FIRST_DESC) {
1833                 word_num = vfid / 32;
1834                 bit_num = vfid % 32;
1835                 if (clr)
1836                         desc[1].data[word_num] &=
1837                             rte_cpu_to_le_32(~(1UL << bit_num));
1838                 else
1839                         desc[1].data[word_num] |=
1840                             rte_cpu_to_le_32(1UL << bit_num);
1841         } else {
1842                 word_num = (vfid - HNS3_VF_NUM_IN_FIRST_DESC) / 32;
1843                 bit_num = vfid % 32;
1844                 if (clr)
1845                         desc[2].data[word_num] &=
1846                             rte_cpu_to_le_32(~(1UL << bit_num));
1847                 else
1848                         desc[2].data[word_num] |=
1849                             rte_cpu_to_le_32(1UL << bit_num);
1850         }
1851 }
1852
1853 static int
1854 hns3_add_mc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1855 {
1856         struct hns3_cmd_desc desc[HNS3_MC_MAC_VLAN_OPS_DESC_NUM];
1857         struct hns3_mac_vlan_tbl_entry_cmd req;
1858         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1859         uint8_t vf_id;
1860         int ret;
1861
1862         /* Check if mac addr is valid */
1863         if (!rte_is_multicast_ether_addr(mac_addr)) {
1864                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1865                                       mac_addr);
1866                 hns3_err(hw, "failed to add mc mac addr, addr(%s) invalid",
1867                          mac_str);
1868                 return -EINVAL;
1869         }
1870
1871         memset(&req, 0, sizeof(req));
1872         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1873         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1874         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc,
1875                                         HNS3_MC_MAC_VLAN_OPS_DESC_NUM);
1876         if (ret) {
1877                 /* This mac addr do not exist, add new entry for it */
1878                 memset(desc[0].data, 0, sizeof(desc[0].data));
1879                 memset(desc[1].data, 0, sizeof(desc[0].data));
1880                 memset(desc[2].data, 0, sizeof(desc[0].data));
1881         }
1882
1883         /*
1884          * In current version VF is not supported when PF is driven by DPDK
1885          * driver, just need to configure parameters for PF vport.
1886          */
1887         vf_id = HNS3_PF_FUNC_ID;
1888         hns3_update_desc_vfid(desc, vf_id, false);
1889         ret = hns3_add_mac_vlan_tbl(hw, &req, desc,
1890                                         HNS3_MC_MAC_VLAN_OPS_DESC_NUM);
1891         if (ret) {
1892                 if (ret == -ENOSPC)
1893                         hns3_err(hw, "mc mac vlan table is full");
1894                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1895                                       mac_addr);
1896                 hns3_err(hw, "failed to add mc mac addr(%s): %d", mac_str, ret);
1897         }
1898
1899         return ret;
1900 }
1901
1902 static int
1903 hns3_remove_mc_mac_addr(struct hns3_hw *hw, struct rte_ether_addr *mac_addr)
1904 {
1905         struct hns3_mac_vlan_tbl_entry_cmd req;
1906         struct hns3_cmd_desc desc[3];
1907         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1908         uint8_t vf_id;
1909         int ret;
1910
1911         /* Check if mac addr is valid */
1912         if (!rte_is_multicast_ether_addr(mac_addr)) {
1913                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1914                                       mac_addr);
1915                 hns3_err(hw, "Failed to rm mc mac addr, addr(%s) invalid",
1916                          mac_str);
1917                 return -EINVAL;
1918         }
1919
1920         memset(&req, 0, sizeof(req));
1921         hns3_set_bit(req.entry_type, HNS3_MAC_VLAN_BIT0_EN_B, 0);
1922         hns3_prepare_mac_addr(&req, mac_addr->addr_bytes, true);
1923         ret = hns3_lookup_mac_vlan_tbl(hw, &req, desc,
1924                                         HNS3_MC_MAC_VLAN_OPS_DESC_NUM);
1925         if (ret == 0) {
1926                 /*
1927                  * This mac addr exist, remove this handle's VFID for it.
1928                  * In current version VF is not supported when PF is driven by
1929                  * DPDK driver, just need to configure parameters for PF vport.
1930                  */
1931                 vf_id = HNS3_PF_FUNC_ID;
1932                 hns3_update_desc_vfid(desc, vf_id, true);
1933
1934                 /* All the vfid is zero, so need to delete this entry */
1935                 ret = hns3_remove_mac_vlan_tbl(hw, &req);
1936         } else if (ret == -ENOENT) {
1937                 /* This mac addr doesn't exist. */
1938                 return 0;
1939         }
1940
1941         if (ret) {
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(%s): %d", mac_str, ret);
1945         }
1946
1947         return ret;
1948 }
1949
1950 static int
1951 hns3_set_mc_addr_chk_param(struct hns3_hw *hw,
1952                            struct rte_ether_addr *mc_addr_set,
1953                            uint32_t nb_mc_addr)
1954 {
1955         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
1956         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
1957         struct rte_ether_addr *addr;
1958         uint16_t mac_addrs_capa;
1959         uint32_t i;
1960         uint32_t j;
1961
1962         if (nb_mc_addr > HNS3_MC_MACADDR_NUM) {
1963                 hns3_err(hw, "failed to set mc mac addr, nb_mc_addr(%u) "
1964                          "invalid. valid range: 0~%d",
1965                          nb_mc_addr, HNS3_MC_MACADDR_NUM);
1966                 return -EINVAL;
1967         }
1968
1969         /* Check if input mac addresses are valid */
1970         for (i = 0; i < nb_mc_addr; i++) {
1971                 addr = &mc_addr_set[i];
1972                 if (!rte_is_multicast_ether_addr(addr)) {
1973                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
1974                                               addr);
1975                         hns3_err(hw,
1976                                  "failed to set mc mac addr, addr(%s) invalid.",
1977                                  mac_str);
1978                         return -EINVAL;
1979                 }
1980
1981                 /* Check if there are duplicate addresses */
1982                 for (j = i + 1; j < nb_mc_addr; j++) {
1983                         if (rte_is_same_ether_addr(addr, &mc_addr_set[j])) {
1984                                 hns3_ether_format_addr(mac_str,
1985                                                       RTE_ETHER_ADDR_FMT_SIZE,
1986                                                       addr);
1987                                 hns3_err(hw, "failed to set mc mac addr, "
1988                                          "addrs invalid. two same addrs(%s).",
1989                                          mac_str);
1990                                 return -EINVAL;
1991                         }
1992                 }
1993
1994                 /*
1995                  * Check if there are duplicate addresses between mac_addrs
1996                  * and mc_addr_set
1997                  */
1998                 mac_addrs_capa = hns->is_vf ? HNS3_VF_UC_MACADDR_NUM :
1999                                               HNS3_UC_MACADDR_NUM;
2000                 for (j = 0; j < mac_addrs_capa; j++) {
2001                         if (rte_is_same_ether_addr(addr,
2002                                                    &hw->data->mac_addrs[j])) {
2003                                 hns3_ether_format_addr(mac_str,
2004                                                        RTE_ETHER_ADDR_FMT_SIZE,
2005                                                        addr);
2006                                 hns3_err(hw, "failed to set mc mac addr, "
2007                                          "addrs invalid. addrs(%s) has already "
2008                                          "configured in mac_addr add API",
2009                                          mac_str);
2010                                 return -EINVAL;
2011                         }
2012                 }
2013         }
2014
2015         return 0;
2016 }
2017
2018 int
2019 hns3_set_mc_mac_addr_list(struct rte_eth_dev *dev,
2020                           struct rte_ether_addr *mc_addr_set,
2021                           uint32_t nb_mc_addr)
2022 {
2023         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2024         struct rte_ether_addr *addr;
2025         int cur_addr_num;
2026         int set_addr_num;
2027         int num;
2028         int ret;
2029         int i;
2030
2031         /* Check if input parameters are valid */
2032         ret = hns3_set_mc_addr_chk_param(hw, mc_addr_set, nb_mc_addr);
2033         if (ret)
2034                 return ret;
2035
2036         rte_spinlock_lock(&hw->lock);
2037         cur_addr_num = hw->mc_addrs_num;
2038         for (i = 0; i < cur_addr_num; i++) {
2039                 num = cur_addr_num - i - 1;
2040                 addr = &hw->mc_addrs[num];
2041                 ret = hw->ops.del_mc_mac_addr(hw, addr);
2042                 if (ret) {
2043                         rte_spinlock_unlock(&hw->lock);
2044                         return ret;
2045                 }
2046
2047                 hw->mc_addrs_num--;
2048         }
2049
2050         set_addr_num = (int)nb_mc_addr;
2051         for (i = 0; i < set_addr_num; i++) {
2052                 addr = &mc_addr_set[i];
2053                 ret = hw->ops.add_mc_mac_addr(hw, addr);
2054                 if (ret) {
2055                         rte_spinlock_unlock(&hw->lock);
2056                         return ret;
2057                 }
2058
2059                 rte_ether_addr_copy(addr, &hw->mc_addrs[hw->mc_addrs_num]);
2060                 hw->mc_addrs_num++;
2061         }
2062         rte_spinlock_unlock(&hw->lock);
2063
2064         return 0;
2065 }
2066
2067 int
2068 hns3_configure_all_mc_mac_addr(struct hns3_adapter *hns, bool del)
2069 {
2070         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
2071         struct hns3_hw *hw = &hns->hw;
2072         struct rte_ether_addr *addr;
2073         int ret = 0;
2074         int i;
2075
2076         for (i = 0; i < hw->mc_addrs_num; i++) {
2077                 addr = &hw->mc_addrs[i];
2078                 if (!rte_is_multicast_ether_addr(addr))
2079                         continue;
2080                 if (del)
2081                         ret = hw->ops.del_mc_mac_addr(hw, addr);
2082                 else
2083                         ret = hw->ops.add_mc_mac_addr(hw, addr);
2084                 if (ret) {
2085                         hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
2086                                               addr);
2087                         hns3_dbg(hw, "failed to %s mc mac addr: %s ret = %d",
2088                                  del ? "Remove" : "Restore", mac_str, ret);
2089                 }
2090         }
2091         return ret;
2092 }
2093
2094 static int
2095 hns3_check_mq_mode(struct rte_eth_dev *dev)
2096 {
2097         enum rte_eth_rx_mq_mode rx_mq_mode = dev->data->dev_conf.rxmode.mq_mode;
2098         enum rte_eth_tx_mq_mode tx_mq_mode = dev->data->dev_conf.txmode.mq_mode;
2099         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2100         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
2101         struct rte_eth_dcb_rx_conf *dcb_rx_conf;
2102         struct rte_eth_dcb_tx_conf *dcb_tx_conf;
2103         uint8_t num_tc;
2104         int max_tc = 0;
2105         int i;
2106
2107         if ((rx_mq_mode & RTE_ETH_MQ_RX_VMDQ_FLAG) ||
2108             (tx_mq_mode == RTE_ETH_MQ_TX_VMDQ_DCB ||
2109              tx_mq_mode == RTE_ETH_MQ_TX_VMDQ_ONLY)) {
2110                 hns3_err(hw, "VMDQ is not supported, rx_mq_mode = %d, tx_mq_mode = %d.",
2111                          rx_mq_mode, tx_mq_mode);
2112                 return -EOPNOTSUPP;
2113         }
2114
2115         dcb_rx_conf = &dev->data->dev_conf.rx_adv_conf.dcb_rx_conf;
2116         dcb_tx_conf = &dev->data->dev_conf.tx_adv_conf.dcb_tx_conf;
2117         if (rx_mq_mode & RTE_ETH_MQ_RX_DCB_FLAG) {
2118                 if (dcb_rx_conf->nb_tcs > pf->tc_max) {
2119                         hns3_err(hw, "nb_tcs(%u) > max_tc(%u) driver supported.",
2120                                  dcb_rx_conf->nb_tcs, pf->tc_max);
2121                         return -EINVAL;
2122                 }
2123
2124                 if (!(dcb_rx_conf->nb_tcs == HNS3_4_TCS ||
2125                       dcb_rx_conf->nb_tcs == HNS3_8_TCS)) {
2126                         hns3_err(hw, "on RTE_ETH_MQ_RX_DCB_RSS mode, "
2127                                  "nb_tcs(%d) != %d or %d in rx direction.",
2128                                  dcb_rx_conf->nb_tcs, HNS3_4_TCS, HNS3_8_TCS);
2129                         return -EINVAL;
2130                 }
2131
2132                 if (dcb_rx_conf->nb_tcs != dcb_tx_conf->nb_tcs) {
2133                         hns3_err(hw, "num_tcs(%d) of tx is not equal to rx(%d)",
2134                                  dcb_tx_conf->nb_tcs, dcb_rx_conf->nb_tcs);
2135                         return -EINVAL;
2136                 }
2137
2138                 for (i = 0; i < HNS3_MAX_USER_PRIO; i++) {
2139                         if (dcb_rx_conf->dcb_tc[i] != dcb_tx_conf->dcb_tc[i]) {
2140                                 hns3_err(hw, "dcb_tc[%d] = %u in rx direction, "
2141                                          "is not equal to one in tx direction.",
2142                                          i, dcb_rx_conf->dcb_tc[i]);
2143                                 return -EINVAL;
2144                         }
2145                         if (dcb_rx_conf->dcb_tc[i] > max_tc)
2146                                 max_tc = dcb_rx_conf->dcb_tc[i];
2147                 }
2148
2149                 num_tc = max_tc + 1;
2150                 if (num_tc > dcb_rx_conf->nb_tcs) {
2151                         hns3_err(hw, "max num_tc(%u) mapped > nb_tcs(%u)",
2152                                  num_tc, dcb_rx_conf->nb_tcs);
2153                         return -EINVAL;
2154                 }
2155         }
2156
2157         return 0;
2158 }
2159
2160 static int
2161 hns3_bind_ring_with_vector(struct hns3_hw *hw, uint16_t vector_id, bool en,
2162                            enum hns3_ring_type queue_type, uint16_t queue_id)
2163 {
2164         struct hns3_cmd_desc desc;
2165         struct hns3_ctrl_vector_chain_cmd *req =
2166                 (struct hns3_ctrl_vector_chain_cmd *)desc.data;
2167         enum hns3_opcode_type op;
2168         uint16_t tqp_type_and_id = 0;
2169         uint16_t type;
2170         uint16_t gl;
2171         int ret;
2172
2173         op = en ? HNS3_OPC_ADD_RING_TO_VECTOR : HNS3_OPC_DEL_RING_TO_VECTOR;
2174         hns3_cmd_setup_basic_desc(&desc, op, false);
2175         req->int_vector_id = hns3_get_field(vector_id, HNS3_TQP_INT_ID_L_M,
2176                                               HNS3_TQP_INT_ID_L_S);
2177         req->int_vector_id_h = hns3_get_field(vector_id, HNS3_TQP_INT_ID_H_M,
2178                                               HNS3_TQP_INT_ID_H_S);
2179
2180         if (queue_type == HNS3_RING_TYPE_RX)
2181                 gl = HNS3_RING_GL_RX;
2182         else
2183                 gl = HNS3_RING_GL_TX;
2184
2185         type = queue_type;
2186
2187         hns3_set_field(tqp_type_and_id, HNS3_INT_TYPE_M, HNS3_INT_TYPE_S,
2188                        type);
2189         hns3_set_field(tqp_type_and_id, HNS3_TQP_ID_M, HNS3_TQP_ID_S, queue_id);
2190         hns3_set_field(tqp_type_and_id, HNS3_INT_GL_IDX_M, HNS3_INT_GL_IDX_S,
2191                        gl);
2192         req->tqp_type_and_id[0] = rte_cpu_to_le_16(tqp_type_and_id);
2193         req->int_cause_num = 1;
2194         ret = hns3_cmd_send(hw, &desc, 1);
2195         if (ret) {
2196                 hns3_err(hw, "%s TQP %u fail, vector_id = %u, ret = %d.",
2197                          en ? "Map" : "Unmap", queue_id, vector_id, ret);
2198                 return ret;
2199         }
2200
2201         return 0;
2202 }
2203
2204 static int
2205 hns3_init_ring_with_vector(struct hns3_hw *hw)
2206 {
2207         uint16_t vec;
2208         int ret;
2209         int i;
2210
2211         /*
2212          * In hns3 network engine, vector 0 is always the misc interrupt of this
2213          * function, vector 1~N can be used respectively for the queues of the
2214          * function. Tx and Rx queues with the same number share the interrupt
2215          * vector. In the initialization clearing the all hardware mapping
2216          * relationship configurations between queues and interrupt vectors is
2217          * needed, so some error caused by the residual configurations, such as
2218          * the unexpected Tx interrupt, can be avoid.
2219          */
2220         vec = hw->num_msi - 1; /* vector 0 for misc interrupt, not for queue */
2221         if (hw->intr.mapping_mode == HNS3_INTR_MAPPING_VEC_RSV_ONE)
2222                 vec = vec - 1; /* the last interrupt is reserved */
2223         hw->intr_tqps_num = RTE_MIN(vec, hw->tqps_num);
2224         for (i = 0; i < hw->intr_tqps_num; i++) {
2225                 /*
2226                  * Set gap limiter/rate limiter/quanity limiter algorithm
2227                  * configuration for interrupt coalesce of queue's interrupt.
2228                  */
2229                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_RX,
2230                                        HNS3_TQP_INTR_GL_DEFAULT);
2231                 hns3_set_queue_intr_gl(hw, i, HNS3_RING_GL_TX,
2232                                        HNS3_TQP_INTR_GL_DEFAULT);
2233                 hns3_set_queue_intr_rl(hw, i, HNS3_TQP_INTR_RL_DEFAULT);
2234                 /*
2235                  * QL(quantity limiter) is not used currently, just set 0 to
2236                  * close it.
2237                  */
2238                 hns3_set_queue_intr_ql(hw, i, HNS3_TQP_INTR_QL_DEFAULT);
2239
2240                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2241                                                  HNS3_RING_TYPE_TX, i);
2242                 if (ret) {
2243                         PMD_INIT_LOG(ERR, "PF fail to unbind TX ring(%d) with "
2244                                           "vector: %u, ret=%d", i, vec, ret);
2245                         return ret;
2246                 }
2247
2248                 ret = hns3_bind_ring_with_vector(hw, vec, false,
2249                                                  HNS3_RING_TYPE_RX, i);
2250                 if (ret) {
2251                         PMD_INIT_LOG(ERR, "PF fail to unbind RX ring(%d) with "
2252                                           "vector: %u, ret=%d", i, vec, ret);
2253                         return ret;
2254                 }
2255         }
2256
2257         return 0;
2258 }
2259
2260 static int
2261 hns3_setup_dcb(struct rte_eth_dev *dev)
2262 {
2263         struct hns3_adapter *hns = dev->data->dev_private;
2264         struct hns3_hw *hw = &hns->hw;
2265         int ret;
2266
2267         if (!hns3_dev_get_support(hw, DCB)) {
2268                 hns3_err(hw, "this port does not support dcb configurations.");
2269                 return -EOPNOTSUPP;
2270         }
2271
2272         if (hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE) {
2273                 hns3_err(hw, "MAC pause enabled, cannot config dcb info.");
2274                 return -EOPNOTSUPP;
2275         }
2276
2277         ret = hns3_dcb_configure(hns);
2278         if (ret)
2279                 hns3_err(hw, "failed to config dcb: %d", ret);
2280
2281         return ret;
2282 }
2283
2284 static int
2285 hns3_check_link_speed(struct hns3_hw *hw, uint32_t link_speeds)
2286 {
2287         int ret;
2288
2289         /*
2290          * Some hardware doesn't support auto-negotiation, but users may not
2291          * configure link_speeds (default 0), which means auto-negotiation.
2292          * In this case, it should return success.
2293          */
2294         if (link_speeds == RTE_ETH_LINK_SPEED_AUTONEG &&
2295             hw->mac.support_autoneg == 0)
2296                 return 0;
2297
2298         if (link_speeds != RTE_ETH_LINK_SPEED_AUTONEG) {
2299                 ret = hns3_check_port_speed(hw, link_speeds);
2300                 if (ret)
2301                         return ret;
2302         }
2303
2304         return 0;
2305 }
2306
2307 static int
2308 hns3_check_dev_conf(struct rte_eth_dev *dev)
2309 {
2310         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2311         struct rte_eth_conf *conf = &dev->data->dev_conf;
2312         int ret;
2313
2314         ret = hns3_check_mq_mode(dev);
2315         if (ret)
2316                 return ret;
2317
2318         return hns3_check_link_speed(hw, conf->link_speeds);
2319 }
2320
2321 static int
2322 hns3_dev_configure(struct rte_eth_dev *dev)
2323 {
2324         struct hns3_adapter *hns = dev->data->dev_private;
2325         struct rte_eth_conf *conf = &dev->data->dev_conf;
2326         enum rte_eth_rx_mq_mode mq_mode = conf->rxmode.mq_mode;
2327         struct hns3_hw *hw = &hns->hw;
2328         uint16_t nb_rx_q = dev->data->nb_rx_queues;
2329         uint16_t nb_tx_q = dev->data->nb_tx_queues;
2330         struct rte_eth_rss_conf rss_conf;
2331         bool gro_en;
2332         int ret;
2333
2334         hw->cfg_max_queues = RTE_MAX(nb_rx_q, nb_tx_q);
2335
2336         /*
2337          * Some versions of hardware network engine does not support
2338          * individually enable/disable/reset the Tx or Rx queue. These devices
2339          * must enable/disable/reset Tx and Rx queues at the same time. When the
2340          * numbers of Tx queues allocated by upper applications are not equal to
2341          * the numbers of Rx queues, driver needs to setup fake Tx or Rx queues
2342          * to adjust numbers of Tx/Rx queues. otherwise, network engine can not
2343          * work as usual. But these fake queues are imperceptible, and can not
2344          * be used by upper applications.
2345          */
2346         ret = hns3_set_fake_rx_or_tx_queues(dev, nb_rx_q, nb_tx_q);
2347         if (ret) {
2348                 hns3_err(hw, "fail to set Rx/Tx fake queues, ret = %d.", ret);
2349                 hw->cfg_max_queues = 0;
2350                 return ret;
2351         }
2352
2353         hw->adapter_state = HNS3_NIC_CONFIGURING;
2354         ret = hns3_check_dev_conf(dev);
2355         if (ret)
2356                 goto cfg_err;
2357
2358         if ((uint32_t)mq_mode & RTE_ETH_MQ_RX_DCB_FLAG) {
2359                 ret = hns3_setup_dcb(dev);
2360                 if (ret)
2361                         goto cfg_err;
2362         }
2363
2364         /* When RSS is not configured, redirect the packet queue 0 */
2365         if ((uint32_t)mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) {
2366                 conf->rxmode.offloads |= RTE_ETH_RX_OFFLOAD_RSS_HASH;
2367                 rss_conf = conf->rx_adv_conf.rss_conf;
2368                 hw->rss_dis_flag = false;
2369                 ret = hns3_dev_rss_hash_update(dev, &rss_conf);
2370                 if (ret)
2371                         goto cfg_err;
2372         }
2373
2374         ret = hns3_dev_mtu_set(dev, conf->rxmode.mtu);
2375         if (ret != 0)
2376                 goto cfg_err;
2377
2378         ret = hns3_mbuf_dyn_rx_timestamp_register(dev, conf);
2379         if (ret)
2380                 goto cfg_err;
2381
2382         ret = hns3_dev_configure_vlan(dev);
2383         if (ret)
2384                 goto cfg_err;
2385
2386         /* config hardware GRO */
2387         gro_en = conf->rxmode.offloads & RTE_ETH_RX_OFFLOAD_TCP_LRO ? true : false;
2388         ret = hns3_config_gro(hw, gro_en);
2389         if (ret)
2390                 goto cfg_err;
2391
2392         hns3_init_rx_ptype_tble(dev);
2393         hw->adapter_state = HNS3_NIC_CONFIGURED;
2394
2395         return 0;
2396
2397 cfg_err:
2398         hw->cfg_max_queues = 0;
2399         (void)hns3_set_fake_rx_or_tx_queues(dev, 0, 0);
2400         hw->adapter_state = HNS3_NIC_INITIALIZED;
2401
2402         return ret;
2403 }
2404
2405 static int
2406 hns3_set_mac_mtu(struct hns3_hw *hw, uint16_t new_mps)
2407 {
2408         struct hns3_config_max_frm_size_cmd *req;
2409         struct hns3_cmd_desc desc;
2410
2411         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAX_FRM_SIZE, false);
2412
2413         req = (struct hns3_config_max_frm_size_cmd *)desc.data;
2414         req->max_frm_size = rte_cpu_to_le_16(new_mps);
2415         req->min_frm_size = RTE_ETHER_MIN_LEN;
2416
2417         return hns3_cmd_send(hw, &desc, 1);
2418 }
2419
2420 static int
2421 hns3_config_mtu(struct hns3_hw *hw, uint16_t mps)
2422 {
2423         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2424         uint16_t original_mps = hns->pf.mps;
2425         int err;
2426         int ret;
2427
2428         ret = hns3_set_mac_mtu(hw, mps);
2429         if (ret) {
2430                 hns3_err(hw, "failed to set mtu, ret = %d", ret);
2431                 return ret;
2432         }
2433
2434         hns->pf.mps = mps;
2435         ret = hns3_buffer_alloc(hw);
2436         if (ret) {
2437                 hns3_err(hw, "failed to allocate buffer, ret = %d", ret);
2438                 goto rollback;
2439         }
2440
2441         return 0;
2442
2443 rollback:
2444         err = hns3_set_mac_mtu(hw, original_mps);
2445         if (err) {
2446                 hns3_err(hw, "fail to rollback MTU, err = %d", err);
2447                 return ret;
2448         }
2449         hns->pf.mps = original_mps;
2450
2451         return ret;
2452 }
2453
2454 static int
2455 hns3_dev_mtu_set(struct rte_eth_dev *dev, uint16_t mtu)
2456 {
2457         struct hns3_adapter *hns = dev->data->dev_private;
2458         uint32_t frame_size = mtu + HNS3_ETH_OVERHEAD;
2459         struct hns3_hw *hw = &hns->hw;
2460         int ret;
2461
2462         if (dev->data->dev_started) {
2463                 hns3_err(hw, "Failed to set mtu, port %u must be stopped "
2464                          "before configuration", dev->data->port_id);
2465                 return -EBUSY;
2466         }
2467
2468         rte_spinlock_lock(&hw->lock);
2469         frame_size = RTE_MAX(frame_size, HNS3_DEFAULT_FRAME_LEN);
2470
2471         /*
2472          * Maximum value of frame_size is HNS3_MAX_FRAME_LEN, so it can safely
2473          * assign to "uint16_t" type variable.
2474          */
2475         ret = hns3_config_mtu(hw, (uint16_t)frame_size);
2476         if (ret) {
2477                 rte_spinlock_unlock(&hw->lock);
2478                 hns3_err(hw, "Failed to set mtu, port %u mtu %u: %d",
2479                          dev->data->port_id, mtu, ret);
2480                 return ret;
2481         }
2482
2483         rte_spinlock_unlock(&hw->lock);
2484
2485         return 0;
2486 }
2487
2488 static uint32_t
2489 hns3_get_copper_port_speed_capa(uint32_t supported_speed)
2490 {
2491         uint32_t speed_capa = 0;
2492
2493         if (supported_speed & HNS3_PHY_LINK_SPEED_10M_HD_BIT)
2494                 speed_capa |= RTE_ETH_LINK_SPEED_10M_HD;
2495         if (supported_speed & HNS3_PHY_LINK_SPEED_10M_BIT)
2496                 speed_capa |= RTE_ETH_LINK_SPEED_10M;
2497         if (supported_speed & HNS3_PHY_LINK_SPEED_100M_HD_BIT)
2498                 speed_capa |= RTE_ETH_LINK_SPEED_100M_HD;
2499         if (supported_speed & HNS3_PHY_LINK_SPEED_100M_BIT)
2500                 speed_capa |= RTE_ETH_LINK_SPEED_100M;
2501         if (supported_speed & HNS3_PHY_LINK_SPEED_1000M_BIT)
2502                 speed_capa |= RTE_ETH_LINK_SPEED_1G;
2503
2504         return speed_capa;
2505 }
2506
2507 static uint32_t
2508 hns3_get_firber_port_speed_capa(uint32_t supported_speed)
2509 {
2510         uint32_t speed_capa = 0;
2511
2512         if (supported_speed & HNS3_FIBER_LINK_SPEED_1G_BIT)
2513                 speed_capa |= RTE_ETH_LINK_SPEED_1G;
2514         if (supported_speed & HNS3_FIBER_LINK_SPEED_10G_BIT)
2515                 speed_capa |= RTE_ETH_LINK_SPEED_10G;
2516         if (supported_speed & HNS3_FIBER_LINK_SPEED_25G_BIT)
2517                 speed_capa |= RTE_ETH_LINK_SPEED_25G;
2518         if (supported_speed & HNS3_FIBER_LINK_SPEED_40G_BIT)
2519                 speed_capa |= RTE_ETH_LINK_SPEED_40G;
2520         if (supported_speed & HNS3_FIBER_LINK_SPEED_50G_BIT)
2521                 speed_capa |= RTE_ETH_LINK_SPEED_50G;
2522         if (supported_speed & HNS3_FIBER_LINK_SPEED_100G_BIT)
2523                 speed_capa |= RTE_ETH_LINK_SPEED_100G;
2524         if (supported_speed & HNS3_FIBER_LINK_SPEED_200G_BIT)
2525                 speed_capa |= RTE_ETH_LINK_SPEED_200G;
2526
2527         return speed_capa;
2528 }
2529
2530 static uint32_t
2531 hns3_get_speed_capa(struct hns3_hw *hw)
2532 {
2533         struct hns3_mac *mac = &hw->mac;
2534         uint32_t speed_capa;
2535
2536         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER)
2537                 speed_capa =
2538                         hns3_get_copper_port_speed_capa(mac->supported_speed);
2539         else
2540                 speed_capa =
2541                         hns3_get_firber_port_speed_capa(mac->supported_speed);
2542
2543         if (mac->support_autoneg == 0)
2544                 speed_capa |= RTE_ETH_LINK_SPEED_FIXED;
2545
2546         return speed_capa;
2547 }
2548
2549 int
2550 hns3_dev_infos_get(struct rte_eth_dev *eth_dev, struct rte_eth_dev_info *info)
2551 {
2552         struct hns3_adapter *hns = eth_dev->data->dev_private;
2553         struct hns3_hw *hw = &hns->hw;
2554         uint16_t queue_num = hw->tqps_num;
2555
2556         /*
2557          * In interrupt mode, 'max_rx_queues' is set based on the number of
2558          * MSI-X interrupt resources of the hardware.
2559          */
2560         if (hw->data->dev_conf.intr_conf.rxq == 1)
2561                 queue_num = hw->intr_tqps_num;
2562
2563         info->max_rx_queues = queue_num;
2564         info->max_tx_queues = hw->tqps_num;
2565         info->max_rx_pktlen = HNS3_MAX_FRAME_LEN; /* CRC included */
2566         info->min_rx_bufsize = HNS3_MIN_BD_BUF_SIZE;
2567         info->max_mac_addrs = HNS3_UC_MACADDR_NUM;
2568         info->max_mtu = info->max_rx_pktlen - HNS3_ETH_OVERHEAD;
2569         info->max_lro_pkt_size = HNS3_MAX_LRO_SIZE;
2570         info->rx_offload_capa = (RTE_ETH_RX_OFFLOAD_IPV4_CKSUM |
2571                                  RTE_ETH_RX_OFFLOAD_TCP_CKSUM |
2572                                  RTE_ETH_RX_OFFLOAD_UDP_CKSUM |
2573                                  RTE_ETH_RX_OFFLOAD_SCTP_CKSUM |
2574                                  RTE_ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM |
2575                                  RTE_ETH_RX_OFFLOAD_OUTER_UDP_CKSUM |
2576                                  RTE_ETH_RX_OFFLOAD_KEEP_CRC |
2577                                  RTE_ETH_RX_OFFLOAD_SCATTER |
2578                                  RTE_ETH_RX_OFFLOAD_VLAN_STRIP |
2579                                  RTE_ETH_RX_OFFLOAD_VLAN_FILTER |
2580                                  RTE_ETH_RX_OFFLOAD_RSS_HASH |
2581                                  RTE_ETH_RX_OFFLOAD_TCP_LRO);
2582         info->tx_offload_capa = (RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM |
2583                                  RTE_ETH_TX_OFFLOAD_IPV4_CKSUM |
2584                                  RTE_ETH_TX_OFFLOAD_TCP_CKSUM |
2585                                  RTE_ETH_TX_OFFLOAD_UDP_CKSUM |
2586                                  RTE_ETH_TX_OFFLOAD_SCTP_CKSUM |
2587                                  RTE_ETH_TX_OFFLOAD_MULTI_SEGS |
2588                                  RTE_ETH_TX_OFFLOAD_TCP_TSO |
2589                                  RTE_ETH_TX_OFFLOAD_VXLAN_TNL_TSO |
2590                                  RTE_ETH_TX_OFFLOAD_GRE_TNL_TSO |
2591                                  RTE_ETH_TX_OFFLOAD_GENEVE_TNL_TSO |
2592                                  RTE_ETH_TX_OFFLOAD_MBUF_FAST_FREE |
2593                                  hns3_txvlan_cap_get(hw));
2594
2595         if (hns3_dev_get_support(hw, OUTER_UDP_CKSUM))
2596                 info->tx_offload_capa |= RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM;
2597
2598         if (hns3_dev_get_support(hw, INDEP_TXRX))
2599                 info->dev_capa = RTE_ETH_DEV_CAPA_RUNTIME_RX_QUEUE_SETUP |
2600                                  RTE_ETH_DEV_CAPA_RUNTIME_TX_QUEUE_SETUP;
2601         info->dev_capa &= ~RTE_ETH_DEV_CAPA_FLOW_RULE_KEEP;
2602
2603         if (hns3_dev_get_support(hw, PTP))
2604                 info->rx_offload_capa |= RTE_ETH_RX_OFFLOAD_TIMESTAMP;
2605
2606         info->rx_desc_lim = (struct rte_eth_desc_lim) {
2607                 .nb_max = HNS3_MAX_RING_DESC,
2608                 .nb_min = HNS3_MIN_RING_DESC,
2609                 .nb_align = HNS3_ALIGN_RING_DESC,
2610         };
2611
2612         info->tx_desc_lim = (struct rte_eth_desc_lim) {
2613                 .nb_max = HNS3_MAX_RING_DESC,
2614                 .nb_min = HNS3_MIN_RING_DESC,
2615                 .nb_align = HNS3_ALIGN_RING_DESC,
2616                 .nb_seg_max = HNS3_MAX_TSO_BD_PER_PKT,
2617                 .nb_mtu_seg_max = hw->max_non_tso_bd_num,
2618         };
2619
2620         info->speed_capa = hns3_get_speed_capa(hw);
2621         info->default_rxconf = (struct rte_eth_rxconf) {
2622                 .rx_free_thresh = HNS3_DEFAULT_RX_FREE_THRESH,
2623                 /*
2624                  * If there are no available Rx buffer descriptors, incoming
2625                  * packets are always dropped by hardware based on hns3 network
2626                  * engine.
2627                  */
2628                 .rx_drop_en = 1,
2629                 .offloads = 0,
2630         };
2631         info->default_txconf = (struct rte_eth_txconf) {
2632                 .tx_rs_thresh = HNS3_DEFAULT_TX_RS_THRESH,
2633                 .offloads = 0,
2634         };
2635
2636         info->reta_size = hw->rss_ind_tbl_size;
2637         info->hash_key_size = HNS3_RSS_KEY_SIZE;
2638         info->flow_type_rss_offloads = HNS3_ETH_RSS_SUPPORT;
2639
2640         info->default_rxportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2641         info->default_txportconf.burst_size = HNS3_DEFAULT_PORT_CONF_BURST_SIZE;
2642         info->default_rxportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2643         info->default_txportconf.nb_queues = HNS3_DEFAULT_PORT_CONF_QUEUES_NUM;
2644         info->default_rxportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2645         info->default_txportconf.ring_size = HNS3_DEFAULT_RING_DESC;
2646
2647         return 0;
2648 }
2649
2650 static int
2651 hns3_fw_version_get(struct rte_eth_dev *eth_dev, char *fw_version,
2652                     size_t fw_size)
2653 {
2654         struct hns3_adapter *hns = eth_dev->data->dev_private;
2655         struct hns3_hw *hw = &hns->hw;
2656         uint32_t version = hw->fw_version;
2657         int ret;
2658
2659         ret = snprintf(fw_version, fw_size, "%lu.%lu.%lu.%lu",
2660                        hns3_get_field(version, HNS3_FW_VERSION_BYTE3_M,
2661                                       HNS3_FW_VERSION_BYTE3_S),
2662                        hns3_get_field(version, HNS3_FW_VERSION_BYTE2_M,
2663                                       HNS3_FW_VERSION_BYTE2_S),
2664                        hns3_get_field(version, HNS3_FW_VERSION_BYTE1_M,
2665                                       HNS3_FW_VERSION_BYTE1_S),
2666                        hns3_get_field(version, HNS3_FW_VERSION_BYTE0_M,
2667                                       HNS3_FW_VERSION_BYTE0_S));
2668         if (ret < 0)
2669                 return -EINVAL;
2670
2671         ret += 1; /* add the size of '\0' */
2672         if (fw_size < (size_t)ret)
2673                 return ret;
2674         else
2675                 return 0;
2676 }
2677
2678 static int
2679 hns3_update_port_link_info(struct rte_eth_dev *eth_dev)
2680 {
2681         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2682         int ret;
2683
2684         (void)hns3_update_link_status(hw);
2685
2686         ret = hns3_update_link_info(eth_dev);
2687         if (ret)
2688                 hw->mac.link_status = RTE_ETH_LINK_DOWN;
2689
2690         return ret;
2691 }
2692
2693 static void
2694 hns3_setup_linkstatus(struct rte_eth_dev *eth_dev,
2695                       struct rte_eth_link *new_link)
2696 {
2697         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2698         struct hns3_mac *mac = &hw->mac;
2699
2700         switch (mac->link_speed) {
2701         case RTE_ETH_SPEED_NUM_10M:
2702         case RTE_ETH_SPEED_NUM_100M:
2703         case RTE_ETH_SPEED_NUM_1G:
2704         case RTE_ETH_SPEED_NUM_10G:
2705         case RTE_ETH_SPEED_NUM_25G:
2706         case RTE_ETH_SPEED_NUM_40G:
2707         case RTE_ETH_SPEED_NUM_50G:
2708         case RTE_ETH_SPEED_NUM_100G:
2709         case RTE_ETH_SPEED_NUM_200G:
2710                 if (mac->link_status)
2711                         new_link->link_speed = mac->link_speed;
2712                 break;
2713         default:
2714                 if (mac->link_status)
2715                         new_link->link_speed = RTE_ETH_SPEED_NUM_UNKNOWN;
2716                 break;
2717         }
2718
2719         if (!mac->link_status)
2720                 new_link->link_speed = RTE_ETH_SPEED_NUM_NONE;
2721
2722         new_link->link_duplex = mac->link_duplex;
2723         new_link->link_status = mac->link_status ? RTE_ETH_LINK_UP : RTE_ETH_LINK_DOWN;
2724         new_link->link_autoneg = mac->link_autoneg;
2725 }
2726
2727 static int
2728 hns3_dev_link_update(struct rte_eth_dev *eth_dev, int wait_to_complete)
2729 {
2730 #define HNS3_LINK_CHECK_INTERVAL 100  /* 100ms */
2731 #define HNS3_MAX_LINK_CHECK_TIMES 20  /* 2s (100 * 20ms) in total */
2732
2733         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
2734         uint32_t retry_cnt = HNS3_MAX_LINK_CHECK_TIMES;
2735         struct hns3_mac *mac = &hw->mac;
2736         struct rte_eth_link new_link;
2737         int ret;
2738
2739         /* When port is stopped, report link down. */
2740         if (eth_dev->data->dev_started == 0) {
2741                 new_link.link_autoneg = mac->link_autoneg;
2742                 new_link.link_duplex = mac->link_duplex;
2743                 new_link.link_speed = RTE_ETH_SPEED_NUM_NONE;
2744                 new_link.link_status = RTE_ETH_LINK_DOWN;
2745                 goto out;
2746         }
2747
2748         do {
2749                 ret = hns3_update_port_link_info(eth_dev);
2750                 if (ret) {
2751                         hns3_err(hw, "failed to get port link info, ret = %d.",
2752                                  ret);
2753                         break;
2754                 }
2755
2756                 if (!wait_to_complete || mac->link_status == RTE_ETH_LINK_UP)
2757                         break;
2758
2759                 rte_delay_ms(HNS3_LINK_CHECK_INTERVAL);
2760         } while (retry_cnt--);
2761
2762         memset(&new_link, 0, sizeof(new_link));
2763         hns3_setup_linkstatus(eth_dev, &new_link);
2764
2765 out:
2766         return rte_eth_linkstatus_set(eth_dev, &new_link);
2767 }
2768
2769 static int
2770 hns3_dev_set_link_up(struct rte_eth_dev *dev)
2771 {
2772         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2773         int ret;
2774
2775         /*
2776          * The "tx_pkt_burst" will be restored. But the secondary process does
2777          * not support the mechanism for notifying the primary process.
2778          */
2779         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
2780                 hns3_err(hw, "secondary process does not support to set link up.");
2781                 return -ENOTSUP;
2782         }
2783
2784         /*
2785          * If device isn't started Rx/Tx function is still disabled, setting
2786          * link up is not allowed. But it is probably better to return success
2787          * to reduce the impact on the upper layer.
2788          */
2789         if (hw->adapter_state != HNS3_NIC_STARTED) {
2790                 hns3_info(hw, "device isn't started, can't set link up.");
2791                 return 0;
2792         }
2793
2794         if (!hw->set_link_down)
2795                 return 0;
2796
2797         rte_spinlock_lock(&hw->lock);
2798         ret = hns3_cfg_mac_mode(hw, true);
2799         if (ret) {
2800                 rte_spinlock_unlock(&hw->lock);
2801                 hns3_err(hw, "failed to set link up, ret = %d", ret);
2802                 return ret;
2803         }
2804
2805         hw->set_link_down = false;
2806         hns3_start_tx_datapath(dev);
2807         rte_spinlock_unlock(&hw->lock);
2808
2809         return 0;
2810 }
2811
2812 static int
2813 hns3_dev_set_link_down(struct rte_eth_dev *dev)
2814 {
2815         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
2816         int ret;
2817
2818         /*
2819          * The "tx_pkt_burst" will be set to dummy function. But the secondary
2820          * process does not support the mechanism for notifying the primary
2821          * process.
2822          */
2823         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
2824                 hns3_err(hw, "secondary process does not support to set link down.");
2825                 return -ENOTSUP;
2826         }
2827
2828         /*
2829          * If device isn't started or the API has been called, link status is
2830          * down, return success.
2831          */
2832         if (hw->adapter_state != HNS3_NIC_STARTED || hw->set_link_down)
2833                 return 0;
2834
2835         rte_spinlock_lock(&hw->lock);
2836         hns3_stop_tx_datapath(dev);
2837         ret = hns3_cfg_mac_mode(hw, false);
2838         if (ret) {
2839                 hns3_start_tx_datapath(dev);
2840                 rte_spinlock_unlock(&hw->lock);
2841                 hns3_err(hw, "failed to set link down, ret = %d", ret);
2842                 return ret;
2843         }
2844
2845         hw->set_link_down = true;
2846         rte_spinlock_unlock(&hw->lock);
2847
2848         return 0;
2849 }
2850
2851 static int
2852 hns3_parse_func_status(struct hns3_hw *hw, struct hns3_func_status_cmd *status)
2853 {
2854         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2855         struct hns3_pf *pf = &hns->pf;
2856
2857         if (!(status->pf_state & HNS3_PF_STATE_DONE))
2858                 return -EINVAL;
2859
2860         pf->is_main_pf = (status->pf_state & HNS3_PF_STATE_MAIN) ? true : false;
2861
2862         return 0;
2863 }
2864
2865 static int
2866 hns3_query_function_status(struct hns3_hw *hw)
2867 {
2868 #define HNS3_QUERY_MAX_CNT              10
2869 #define HNS3_QUERY_SLEEP_MSCOEND        1
2870         struct hns3_func_status_cmd *req;
2871         struct hns3_cmd_desc desc;
2872         int timeout = 0;
2873         int ret;
2874
2875         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_FUNC_STATUS, true);
2876         req = (struct hns3_func_status_cmd *)desc.data;
2877
2878         do {
2879                 ret = hns3_cmd_send(hw, &desc, 1);
2880                 if (ret) {
2881                         PMD_INIT_LOG(ERR, "query function status failed %d",
2882                                      ret);
2883                         return ret;
2884                 }
2885
2886                 /* Check pf reset is done */
2887                 if (req->pf_state)
2888                         break;
2889
2890                 rte_delay_ms(HNS3_QUERY_SLEEP_MSCOEND);
2891         } while (timeout++ < HNS3_QUERY_MAX_CNT);
2892
2893         return hns3_parse_func_status(hw, req);
2894 }
2895
2896 static int
2897 hns3_get_pf_max_tqp_num(struct hns3_hw *hw)
2898 {
2899         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2900         struct hns3_pf *pf = &hns->pf;
2901
2902         if (pf->tqp_config_mode == HNS3_FLEX_MAX_TQP_NUM_MODE) {
2903                 /*
2904                  * The total_tqps_num obtained from firmware is maximum tqp
2905                  * numbers of this port, which should be used for PF and VFs.
2906                  * There is no need for pf to have so many tqp numbers in
2907                  * most cases. RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
2908                  * coming from config file, is assigned to maximum queue number
2909                  * for the PF of this port by user. So users can modify the
2910                  * maximum queue number of PF according to their own application
2911                  * scenarios, which is more flexible to use. In addition, many
2912                  * memories can be saved due to allocating queue statistics
2913                  * room according to the actual number of queues required. The
2914                  * maximum queue number of PF for network engine with
2915                  * revision_id greater than 0x30 is assigned by config file.
2916                  */
2917                 if (RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF <= 0) {
2918                         hns3_err(hw, "RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF(%d) "
2919                                  "must be greater than 0.",
2920                                  RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF);
2921                         return -EINVAL;
2922                 }
2923
2924                 hw->tqps_num = RTE_MIN(RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF,
2925                                        hw->total_tqps_num);
2926         } else {
2927                 /*
2928                  * Due to the limitation on the number of PF interrupts
2929                  * available, the maximum queue number assigned to PF on
2930                  * the network engine with revision_id 0x21 is 64.
2931                  */
2932                 hw->tqps_num = RTE_MIN(hw->total_tqps_num,
2933                                        HNS3_MAX_TQP_NUM_HIP08_PF);
2934         }
2935
2936         return 0;
2937 }
2938
2939 static int
2940 hns3_query_pf_resource(struct hns3_hw *hw)
2941 {
2942         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
2943         struct hns3_pf *pf = &hns->pf;
2944         struct hns3_pf_res_cmd *req;
2945         struct hns3_cmd_desc desc;
2946         int ret;
2947
2948         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_PF_RSRC, true);
2949         ret = hns3_cmd_send(hw, &desc, 1);
2950         if (ret) {
2951                 PMD_INIT_LOG(ERR, "query pf resource failed %d", ret);
2952                 return ret;
2953         }
2954
2955         req = (struct hns3_pf_res_cmd *)desc.data;
2956         hw->total_tqps_num = rte_le_to_cpu_16(req->tqp_num) +
2957                              rte_le_to_cpu_16(req->ext_tqp_num);
2958         ret = hns3_get_pf_max_tqp_num(hw);
2959         if (ret)
2960                 return ret;
2961
2962         pf->pkt_buf_size = rte_le_to_cpu_16(req->buf_size) << HNS3_BUF_UNIT_S;
2963         pf->func_num = rte_le_to_cpu_16(req->pf_own_fun_number);
2964
2965         if (req->tx_buf_size)
2966                 pf->tx_buf_size =
2967                     rte_le_to_cpu_16(req->tx_buf_size) << HNS3_BUF_UNIT_S;
2968         else
2969                 pf->tx_buf_size = HNS3_DEFAULT_TX_BUF;
2970
2971         pf->tx_buf_size = roundup(pf->tx_buf_size, HNS3_BUF_SIZE_UNIT);
2972
2973         if (req->dv_buf_size)
2974                 pf->dv_buf_size =
2975                     rte_le_to_cpu_16(req->dv_buf_size) << HNS3_BUF_UNIT_S;
2976         else
2977                 pf->dv_buf_size = HNS3_DEFAULT_DV;
2978
2979         pf->dv_buf_size = roundup(pf->dv_buf_size, HNS3_BUF_SIZE_UNIT);
2980
2981         hw->num_msi =
2982                 hns3_get_field(rte_le_to_cpu_16(req->nic_pf_intr_vector_number),
2983                                HNS3_PF_VEC_NUM_M, HNS3_PF_VEC_NUM_S);
2984
2985         return 0;
2986 }
2987
2988 static void
2989 hns3_parse_cfg(struct hns3_cfg *cfg, struct hns3_cmd_desc *desc)
2990 {
2991         struct hns3_cfg_param_cmd *req;
2992         uint64_t mac_addr_tmp_high;
2993         uint8_t ext_rss_size_max;
2994         uint64_t mac_addr_tmp;
2995         uint32_t i;
2996
2997         req = (struct hns3_cfg_param_cmd *)desc[0].data;
2998
2999         /* get the configuration */
3000         cfg->tc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
3001                                      HNS3_CFG_TC_NUM_M, HNS3_CFG_TC_NUM_S);
3002         cfg->tqp_desc_num = hns3_get_field(rte_le_to_cpu_32(req->param[0]),
3003                                            HNS3_CFG_TQP_DESC_N_M,
3004                                            HNS3_CFG_TQP_DESC_N_S);
3005
3006         cfg->phy_addr = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3007                                        HNS3_CFG_PHY_ADDR_M,
3008                                        HNS3_CFG_PHY_ADDR_S);
3009         cfg->media_type = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3010                                          HNS3_CFG_MEDIA_TP_M,
3011                                          HNS3_CFG_MEDIA_TP_S);
3012         cfg->rx_buf_len = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3013                                          HNS3_CFG_RX_BUF_LEN_M,
3014                                          HNS3_CFG_RX_BUF_LEN_S);
3015         /* get mac address */
3016         mac_addr_tmp = rte_le_to_cpu_32(req->param[2]);
3017         mac_addr_tmp_high = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3018                                            HNS3_CFG_MAC_ADDR_H_M,
3019                                            HNS3_CFG_MAC_ADDR_H_S);
3020
3021         mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
3022
3023         cfg->default_speed = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3024                                             HNS3_CFG_DEFAULT_SPEED_M,
3025                                             HNS3_CFG_DEFAULT_SPEED_S);
3026         cfg->rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[3]),
3027                                            HNS3_CFG_RSS_SIZE_M,
3028                                            HNS3_CFG_RSS_SIZE_S);
3029
3030         for (i = 0; i < RTE_ETHER_ADDR_LEN; i++)
3031                 cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
3032
3033         req = (struct hns3_cfg_param_cmd *)desc[1].data;
3034         cfg->numa_node_map = rte_le_to_cpu_32(req->param[0]);
3035
3036         cfg->speed_ability = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3037                                             HNS3_CFG_SPEED_ABILITY_M,
3038                                             HNS3_CFG_SPEED_ABILITY_S);
3039         cfg->umv_space = hns3_get_field(rte_le_to_cpu_32(req->param[1]),
3040                                         HNS3_CFG_UMV_TBL_SPACE_M,
3041                                         HNS3_CFG_UMV_TBL_SPACE_S);
3042         if (!cfg->umv_space)
3043                 cfg->umv_space = HNS3_DEFAULT_UMV_SPACE_PER_PF;
3044
3045         ext_rss_size_max = hns3_get_field(rte_le_to_cpu_32(req->param[2]),
3046                                                HNS3_CFG_EXT_RSS_SIZE_M,
3047                                                HNS3_CFG_EXT_RSS_SIZE_S);
3048         /*
3049          * Field ext_rss_size_max obtained from firmware will be more flexible
3050          * for future changes and expansions, which is an exponent of 2, instead
3051          * of reading out directly. If this field is not zero, hns3 PF PMD
3052          * driver uses it as rss_size_max under one TC. Device, whose revision
3053          * id is greater than or equal to PCI_REVISION_ID_HIP09_A, obtains the
3054          * maximum number of queues supported under a TC through this field.
3055          */
3056         if (ext_rss_size_max)
3057                 cfg->rss_size_max = 1U << ext_rss_size_max;
3058 }
3059
3060 /* hns3_get_board_cfg: query the static parameter from NCL_config file in flash
3061  * @hw: pointer to struct hns3_hw
3062  * @hcfg: the config structure to be getted
3063  */
3064 static int
3065 hns3_get_board_cfg(struct hns3_hw *hw, struct hns3_cfg *hcfg)
3066 {
3067         struct hns3_cmd_desc desc[HNS3_PF_CFG_DESC_NUM];
3068         struct hns3_cfg_param_cmd *req;
3069         uint32_t offset;
3070         uint32_t i;
3071         int ret;
3072
3073         for (i = 0; i < HNS3_PF_CFG_DESC_NUM; i++) {
3074                 offset = 0;
3075                 req = (struct hns3_cfg_param_cmd *)desc[i].data;
3076                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_CFG_PARAM,
3077                                           true);
3078                 hns3_set_field(offset, HNS3_CFG_OFFSET_M, HNS3_CFG_OFFSET_S,
3079                                i * HNS3_CFG_RD_LEN_BYTES);
3080                 /* Len should be divided by 4 when send to hardware */
3081                 hns3_set_field(offset, HNS3_CFG_RD_LEN_M, HNS3_CFG_RD_LEN_S,
3082                                HNS3_CFG_RD_LEN_BYTES / HNS3_CFG_RD_LEN_UNIT);
3083                 req->offset = rte_cpu_to_le_32(offset);
3084         }
3085
3086         ret = hns3_cmd_send(hw, desc, HNS3_PF_CFG_DESC_NUM);
3087         if (ret) {
3088                 PMD_INIT_LOG(ERR, "get config failed %d.", ret);
3089                 return ret;
3090         }
3091
3092         hns3_parse_cfg(hcfg, desc);
3093
3094         return 0;
3095 }
3096
3097 static int
3098 hns3_parse_speed(int speed_cmd, uint32_t *speed)
3099 {
3100         switch (speed_cmd) {
3101         case HNS3_CFG_SPEED_10M:
3102                 *speed = RTE_ETH_SPEED_NUM_10M;
3103                 break;
3104         case HNS3_CFG_SPEED_100M:
3105                 *speed = RTE_ETH_SPEED_NUM_100M;
3106                 break;
3107         case HNS3_CFG_SPEED_1G:
3108                 *speed = RTE_ETH_SPEED_NUM_1G;
3109                 break;
3110         case HNS3_CFG_SPEED_10G:
3111                 *speed = RTE_ETH_SPEED_NUM_10G;
3112                 break;
3113         case HNS3_CFG_SPEED_25G:
3114                 *speed = RTE_ETH_SPEED_NUM_25G;
3115                 break;
3116         case HNS3_CFG_SPEED_40G:
3117                 *speed = RTE_ETH_SPEED_NUM_40G;
3118                 break;
3119         case HNS3_CFG_SPEED_50G:
3120                 *speed = RTE_ETH_SPEED_NUM_50G;
3121                 break;
3122         case HNS3_CFG_SPEED_100G:
3123                 *speed = RTE_ETH_SPEED_NUM_100G;
3124                 break;
3125         case HNS3_CFG_SPEED_200G:
3126                 *speed = RTE_ETH_SPEED_NUM_200G;
3127                 break;
3128         default:
3129                 return -EINVAL;
3130         }
3131
3132         return 0;
3133 }
3134
3135 static void
3136 hns3_set_default_dev_specifications(struct hns3_hw *hw)
3137 {
3138         hw->max_non_tso_bd_num = HNS3_MAX_NON_TSO_BD_PER_PKT;
3139         hw->rss_ind_tbl_size = HNS3_RSS_IND_TBL_SIZE;
3140         hw->rss_key_size = HNS3_RSS_KEY_SIZE;
3141         hw->max_tm_rate = HNS3_ETHER_MAX_RATE;
3142         hw->intr.int_ql_max = HNS3_INTR_QL_NONE;
3143 }
3144
3145 static void
3146 hns3_parse_dev_specifications(struct hns3_hw *hw, struct hns3_cmd_desc *desc)
3147 {
3148         struct hns3_dev_specs_0_cmd *req0;
3149
3150         req0 = (struct hns3_dev_specs_0_cmd *)desc[0].data;
3151
3152         hw->max_non_tso_bd_num = req0->max_non_tso_bd_num;
3153         hw->rss_ind_tbl_size = rte_le_to_cpu_16(req0->rss_ind_tbl_size);
3154         hw->rss_key_size = rte_le_to_cpu_16(req0->rss_key_size);
3155         hw->max_tm_rate = rte_le_to_cpu_32(req0->max_tm_rate);
3156         hw->intr.int_ql_max = rte_le_to_cpu_16(req0->intr_ql_max);
3157 }
3158
3159 static int
3160 hns3_check_dev_specifications(struct hns3_hw *hw)
3161 {
3162         if (hw->rss_ind_tbl_size == 0 ||
3163             hw->rss_ind_tbl_size > HNS3_RSS_IND_TBL_SIZE_MAX) {
3164                 hns3_err(hw, "the size of hash lookup table configured (%u)"
3165                               " exceeds the maximum(%u)", hw->rss_ind_tbl_size,
3166                               HNS3_RSS_IND_TBL_SIZE_MAX);
3167                 return -EINVAL;
3168         }
3169
3170         return 0;
3171 }
3172
3173 static int
3174 hns3_query_dev_specifications(struct hns3_hw *hw)
3175 {
3176         struct hns3_cmd_desc desc[HNS3_QUERY_DEV_SPECS_BD_NUM];
3177         int ret;
3178         int i;
3179
3180         for (i = 0; i < HNS3_QUERY_DEV_SPECS_BD_NUM - 1; i++) {
3181                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS,
3182                                           true);
3183                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3184         }
3185         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_QUERY_DEV_SPECS, true);
3186
3187         ret = hns3_cmd_send(hw, desc, HNS3_QUERY_DEV_SPECS_BD_NUM);
3188         if (ret)
3189                 return ret;
3190
3191         hns3_parse_dev_specifications(hw, desc);
3192
3193         return hns3_check_dev_specifications(hw);
3194 }
3195
3196 static int
3197 hns3_get_capability(struct hns3_hw *hw)
3198 {
3199         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3200         struct rte_pci_device *pci_dev;
3201         struct hns3_pf *pf = &hns->pf;
3202         struct rte_eth_dev *eth_dev;
3203         uint16_t device_id;
3204         uint8_t revision;
3205         int ret;
3206
3207         eth_dev = &rte_eth_devices[hw->data->port_id];
3208         pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
3209         device_id = pci_dev->id.device_id;
3210
3211         if (device_id == HNS3_DEV_ID_25GE_RDMA ||
3212             device_id == HNS3_DEV_ID_50GE_RDMA ||
3213             device_id == HNS3_DEV_ID_100G_RDMA_MACSEC ||
3214             device_id == HNS3_DEV_ID_200G_RDMA)
3215                 hns3_set_bit(hw->capability, HNS3_DEV_SUPPORT_DCB_B, 1);
3216
3217         /* Get PCI revision id */
3218         ret = rte_pci_read_config(pci_dev, &revision, HNS3_PCI_REVISION_ID_LEN,
3219                                   HNS3_PCI_REVISION_ID);
3220         if (ret != HNS3_PCI_REVISION_ID_LEN) {
3221                 PMD_INIT_LOG(ERR, "failed to read pci revision id, ret = %d",
3222                              ret);
3223                 return -EIO;
3224         }
3225         hw->revision = revision;
3226
3227         if (revision < PCI_REVISION_ID_HIP09_A) {
3228                 hns3_set_default_dev_specifications(hw);
3229                 hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_RSV_ONE;
3230                 hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_2US;
3231                 hw->tso_mode = HNS3_TSO_SW_CAL_PSEUDO_H_CSUM;
3232                 hw->vlan_mode = HNS3_SW_SHIFT_AND_DISCARD_MODE;
3233                 hw->drop_stats_mode = HNS3_PKTS_DROP_STATS_MODE1;
3234                 hw->min_tx_pkt_len = HNS3_HIP08_MIN_TX_PKT_LEN;
3235                 pf->tqp_config_mode = HNS3_FIXED_MAX_TQP_NUM_MODE;
3236                 hw->rss_info.ipv6_sctp_offload_supported = false;
3237                 hw->udp_cksum_mode = HNS3_SPECIAL_PORT_SW_CKSUM_MODE;
3238                 pf->support_multi_tc_pause = false;
3239                 return 0;
3240         }
3241
3242         ret = hns3_query_dev_specifications(hw);
3243         if (ret) {
3244                 PMD_INIT_LOG(ERR,
3245                              "failed to query dev specifications, ret = %d",
3246                              ret);
3247                 return ret;
3248         }
3249
3250         hw->intr.mapping_mode = HNS3_INTR_MAPPING_VEC_ALL;
3251         hw->intr.gl_unit = HNS3_INTR_COALESCE_GL_UINT_1US;
3252         hw->tso_mode = HNS3_TSO_HW_CAL_PSEUDO_H_CSUM;
3253         hw->vlan_mode = HNS3_HW_SHIFT_AND_DISCARD_MODE;
3254         hw->drop_stats_mode = HNS3_PKTS_DROP_STATS_MODE2;
3255         hw->min_tx_pkt_len = HNS3_HIP09_MIN_TX_PKT_LEN;
3256         pf->tqp_config_mode = HNS3_FLEX_MAX_TQP_NUM_MODE;
3257         hw->rss_info.ipv6_sctp_offload_supported = true;
3258         hw->udp_cksum_mode = HNS3_SPECIAL_PORT_HW_CKSUM_MODE;
3259         pf->support_multi_tc_pause = true;
3260
3261         return 0;
3262 }
3263
3264 static int
3265 hns3_check_media_type(struct hns3_hw *hw, uint8_t media_type)
3266 {
3267         int ret;
3268
3269         switch (media_type) {
3270         case HNS3_MEDIA_TYPE_COPPER:
3271                 if (!hns3_dev_get_support(hw, COPPER)) {
3272                         PMD_INIT_LOG(ERR,
3273                                      "Media type is copper, not supported.");
3274                         ret = -EOPNOTSUPP;
3275                 } else {
3276                         ret = 0;
3277                 }
3278                 break;
3279         case HNS3_MEDIA_TYPE_FIBER:
3280                 ret = 0;
3281                 break;
3282         case HNS3_MEDIA_TYPE_BACKPLANE:
3283                 PMD_INIT_LOG(ERR, "Media type is Backplane, not supported.");
3284                 ret = -EOPNOTSUPP;
3285                 break;
3286         default:
3287                 PMD_INIT_LOG(ERR, "Unknown media type = %u!", media_type);
3288                 ret = -EINVAL;
3289                 break;
3290         }
3291
3292         return ret;
3293 }
3294
3295 static int
3296 hns3_get_board_configuration(struct hns3_hw *hw)
3297 {
3298         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3299         struct hns3_pf *pf = &hns->pf;
3300         struct hns3_cfg cfg;
3301         int ret;
3302
3303         ret = hns3_get_board_cfg(hw, &cfg);
3304         if (ret) {
3305                 PMD_INIT_LOG(ERR, "get board config failed %d", ret);
3306                 return ret;
3307         }
3308
3309         ret = hns3_check_media_type(hw, cfg.media_type);
3310         if (ret)
3311                 return ret;
3312
3313         hw->mac.media_type = cfg.media_type;
3314         hw->rss_size_max = cfg.rss_size_max;
3315         hw->rss_dis_flag = false;
3316         memcpy(hw->mac.mac_addr, cfg.mac_addr, RTE_ETHER_ADDR_LEN);
3317         hw->mac.phy_addr = cfg.phy_addr;
3318         hw->num_tx_desc = cfg.tqp_desc_num;
3319         hw->num_rx_desc = cfg.tqp_desc_num;
3320         hw->dcb_info.num_pg = 1;
3321         hw->dcb_info.hw_pfc_map = 0;
3322
3323         ret = hns3_parse_speed(cfg.default_speed, &hw->mac.link_speed);
3324         if (ret) {
3325                 PMD_INIT_LOG(ERR, "Get wrong speed %u, ret = %d",
3326                              cfg.default_speed, ret);
3327                 return ret;
3328         }
3329
3330         pf->tc_max = cfg.tc_num;
3331         if (pf->tc_max > HNS3_MAX_TC_NUM || pf->tc_max < 1) {
3332                 PMD_INIT_LOG(WARNING,
3333                              "Get TC num(%u) from flash, set TC num to 1",
3334                              pf->tc_max);
3335                 pf->tc_max = 1;
3336         }
3337
3338         /* Dev does not support DCB */
3339         if (!hns3_dev_get_support(hw, DCB)) {
3340                 pf->tc_max = 1;
3341                 pf->pfc_max = 0;
3342         } else
3343                 pf->pfc_max = pf->tc_max;
3344
3345         hw->dcb_info.num_tc = 1;
3346         hw->alloc_rss_size = RTE_MIN(hw->rss_size_max,
3347                                      hw->tqps_num / hw->dcb_info.num_tc);
3348         hns3_set_bit(hw->hw_tc_map, 0, 1);
3349         pf->tx_sch_mode = HNS3_FLAG_TC_BASE_SCH_MODE;
3350
3351         pf->wanted_umv_size = cfg.umv_space;
3352
3353         return ret;
3354 }
3355
3356 static int
3357 hns3_get_configuration(struct hns3_hw *hw)
3358 {
3359         int ret;
3360
3361         ret = hns3_query_function_status(hw);
3362         if (ret) {
3363                 PMD_INIT_LOG(ERR, "Failed to query function status: %d.", ret);
3364                 return ret;
3365         }
3366
3367         /* Get device capability */
3368         ret = hns3_get_capability(hw);
3369         if (ret) {
3370                 PMD_INIT_LOG(ERR, "failed to get device capability: %d.", ret);
3371                 return ret;
3372         }
3373
3374         /* Get pf resource */
3375         ret = hns3_query_pf_resource(hw);
3376         if (ret) {
3377                 PMD_INIT_LOG(ERR, "Failed to query pf resource: %d", ret);
3378                 return ret;
3379         }
3380
3381         ret = hns3_get_board_configuration(hw);
3382         if (ret) {
3383                 PMD_INIT_LOG(ERR, "failed to get board configuration: %d", ret);
3384                 return ret;
3385         }
3386
3387         ret = hns3_query_dev_fec_info(hw);
3388         if (ret)
3389                 PMD_INIT_LOG(ERR,
3390                              "failed to query FEC information, ret = %d", ret);
3391
3392         return ret;
3393 }
3394
3395 static int
3396 hns3_map_tqps_to_func(struct hns3_hw *hw, uint16_t func_id, uint16_t tqp_pid,
3397                       uint16_t tqp_vid, bool is_pf)
3398 {
3399         struct hns3_tqp_map_cmd *req;
3400         struct hns3_cmd_desc desc;
3401         int ret;
3402
3403         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_SET_TQP_MAP, false);
3404
3405         req = (struct hns3_tqp_map_cmd *)desc.data;
3406         req->tqp_id = rte_cpu_to_le_16(tqp_pid);
3407         req->tqp_vf = func_id;
3408         req->tqp_flag = 1 << HNS3_TQP_MAP_EN_B;
3409         if (!is_pf)
3410                 req->tqp_flag |= (1 << HNS3_TQP_MAP_TYPE_B);
3411         req->tqp_vid = rte_cpu_to_le_16(tqp_vid);
3412
3413         ret = hns3_cmd_send(hw, &desc, 1);
3414         if (ret)
3415                 PMD_INIT_LOG(ERR, "TQP map failed %d", ret);
3416
3417         return ret;
3418 }
3419
3420 static int
3421 hns3_map_tqp(struct hns3_hw *hw)
3422 {
3423         int ret;
3424         int i;
3425
3426         /*
3427          * In current version, VF is not supported when PF is driven by DPDK
3428          * driver, so we assign total tqps_num tqps allocated to this port
3429          * to PF.
3430          */
3431         for (i = 0; i < hw->total_tqps_num; i++) {
3432                 ret = hns3_map_tqps_to_func(hw, HNS3_PF_FUNC_ID, i, i, true);
3433                 if (ret)
3434                         return ret;
3435         }
3436
3437         return 0;
3438 }
3439
3440 static int
3441 hns3_cfg_mac_speed_dup_hw(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
3442 {
3443         struct hns3_config_mac_speed_dup_cmd *req;
3444         struct hns3_cmd_desc desc;
3445         int ret;
3446
3447         req = (struct hns3_config_mac_speed_dup_cmd *)desc.data;
3448
3449         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_SPEED_DUP, false);
3450
3451         hns3_set_bit(req->speed_dup, HNS3_CFG_DUPLEX_B, !!duplex ? 1 : 0);
3452
3453         switch (speed) {
3454         case RTE_ETH_SPEED_NUM_10M:
3455                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3456                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10M);
3457                 break;
3458         case RTE_ETH_SPEED_NUM_100M:
3459                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3460                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100M);
3461                 break;
3462         case RTE_ETH_SPEED_NUM_1G:
3463                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3464                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_1G);
3465                 break;
3466         case RTE_ETH_SPEED_NUM_10G:
3467                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3468                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_10G);
3469                 break;
3470         case RTE_ETH_SPEED_NUM_25G:
3471                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3472                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_25G);
3473                 break;
3474         case RTE_ETH_SPEED_NUM_40G:
3475                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3476                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_40G);
3477                 break;
3478         case RTE_ETH_SPEED_NUM_50G:
3479                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3480                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_50G);
3481                 break;
3482         case RTE_ETH_SPEED_NUM_100G:
3483                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3484                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_100G);
3485                 break;
3486         case RTE_ETH_SPEED_NUM_200G:
3487                 hns3_set_field(req->speed_dup, HNS3_CFG_SPEED_M,
3488                                HNS3_CFG_SPEED_S, HNS3_CFG_SPEED_200G);
3489                 break;
3490         default:
3491                 PMD_INIT_LOG(ERR, "invalid speed (%u)", speed);
3492                 return -EINVAL;
3493         }
3494
3495         hns3_set_bit(req->mac_change_fec_en, HNS3_CFG_MAC_SPEED_CHANGE_EN_B, 1);
3496
3497         ret = hns3_cmd_send(hw, &desc, 1);
3498         if (ret)
3499                 PMD_INIT_LOG(ERR, "mac speed/duplex config cmd failed %d", ret);
3500
3501         return ret;
3502 }
3503
3504 static int
3505 hns3_tx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3506 {
3507         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3508         struct hns3_pf *pf = &hns->pf;
3509         struct hns3_priv_buf *priv;
3510         uint32_t i, total_size;
3511
3512         total_size = pf->pkt_buf_size;
3513
3514         /* alloc tx buffer for all enabled tc */
3515         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3516                 priv = &buf_alloc->priv_buf[i];
3517
3518                 if (hw->hw_tc_map & BIT(i)) {
3519                         if (total_size < pf->tx_buf_size)
3520                                 return -ENOMEM;
3521
3522                         priv->tx_buf_size = pf->tx_buf_size;
3523                 } else
3524                         priv->tx_buf_size = 0;
3525
3526                 total_size -= priv->tx_buf_size;
3527         }
3528
3529         return 0;
3530 }
3531
3532 static int
3533 hns3_tx_buffer_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3534 {
3535 /* TX buffer size is unit by 128 byte */
3536 #define HNS3_BUF_SIZE_UNIT_SHIFT        7
3537 #define HNS3_BUF_SIZE_UPDATE_EN_MSK     BIT(15)
3538         struct hns3_tx_buff_alloc_cmd *req;
3539         struct hns3_cmd_desc desc;
3540         uint32_t buf_size;
3541         uint32_t i;
3542         int ret;
3543
3544         req = (struct hns3_tx_buff_alloc_cmd *)desc.data;
3545
3546         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TX_BUFF_ALLOC, 0);
3547         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3548                 buf_size = buf_alloc->priv_buf[i].tx_buf_size;
3549
3550                 buf_size = buf_size >> HNS3_BUF_SIZE_UNIT_SHIFT;
3551                 req->tx_pkt_buff[i] = rte_cpu_to_le_16(buf_size |
3552                                                 HNS3_BUF_SIZE_UPDATE_EN_MSK);
3553         }
3554
3555         ret = hns3_cmd_send(hw, &desc, 1);
3556         if (ret)
3557                 PMD_INIT_LOG(ERR, "tx buffer alloc cmd failed %d", ret);
3558
3559         return ret;
3560 }
3561
3562 static int
3563 hns3_get_tc_num(struct hns3_hw *hw)
3564 {
3565         int cnt = 0;
3566         uint8_t i;
3567
3568         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3569                 if (hw->hw_tc_map & BIT(i))
3570                         cnt++;
3571         return cnt;
3572 }
3573
3574 static uint32_t
3575 hns3_get_rx_priv_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3576 {
3577         struct hns3_priv_buf *priv;
3578         uint32_t rx_priv = 0;
3579         int i;
3580
3581         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3582                 priv = &buf_alloc->priv_buf[i];
3583                 if (priv->enable)
3584                         rx_priv += priv->buf_size;
3585         }
3586         return rx_priv;
3587 }
3588
3589 static uint32_t
3590 hns3_get_tx_buff_alloced(struct hns3_pkt_buf_alloc *buf_alloc)
3591 {
3592         uint32_t total_tx_size = 0;
3593         uint32_t i;
3594
3595         for (i = 0; i < HNS3_MAX_TC_NUM; i++)
3596                 total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
3597
3598         return total_tx_size;
3599 }
3600
3601 /* Get the number of pfc enabled TCs, which have private buffer */
3602 static int
3603 hns3_get_pfc_priv_num(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3604 {
3605         struct hns3_priv_buf *priv;
3606         int cnt = 0;
3607         uint8_t i;
3608
3609         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3610                 priv = &buf_alloc->priv_buf[i];
3611                 if ((hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3612                         cnt++;
3613         }
3614
3615         return cnt;
3616 }
3617
3618 /* Get the number of pfc disabled TCs, which have private buffer */
3619 static int
3620 hns3_get_no_pfc_priv_num(struct hns3_hw *hw,
3621                          struct hns3_pkt_buf_alloc *buf_alloc)
3622 {
3623         struct hns3_priv_buf *priv;
3624         int cnt = 0;
3625         uint8_t i;
3626
3627         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3628                 priv = &buf_alloc->priv_buf[i];
3629                 if (hw->hw_tc_map & BIT(i) &&
3630                     !(hw->dcb_info.hw_pfc_map & BIT(i)) && priv->enable)
3631                         cnt++;
3632         }
3633
3634         return cnt;
3635 }
3636
3637 static bool
3638 hns3_is_rx_buf_ok(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc,
3639                   uint32_t rx_all)
3640 {
3641         uint32_t shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
3642         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3643         struct hns3_pf *pf = &hns->pf;
3644         uint32_t shared_buf, aligned_mps;
3645         uint32_t rx_priv;
3646         uint8_t tc_num;
3647         uint8_t i;
3648
3649         tc_num = hns3_get_tc_num(hw);
3650         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3651
3652         if (hns3_dev_get_support(hw, DCB))
3653                 shared_buf_min = HNS3_BUF_MUL_BY * aligned_mps +
3654                                         pf->dv_buf_size;
3655         else
3656                 shared_buf_min = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF
3657                                         + pf->dv_buf_size;
3658
3659         shared_buf_tc = tc_num * aligned_mps + aligned_mps;
3660         shared_std = roundup(RTE_MAX(shared_buf_min, shared_buf_tc),
3661                              HNS3_BUF_SIZE_UNIT);
3662
3663         rx_priv = hns3_get_rx_priv_buff_alloced(buf_alloc);
3664         if (rx_all < rx_priv + shared_std)
3665                 return false;
3666
3667         shared_buf = rounddown(rx_all - rx_priv, HNS3_BUF_SIZE_UNIT);
3668         buf_alloc->s_buf.buf_size = shared_buf;
3669         if (hns3_dev_get_support(hw, DCB)) {
3670                 buf_alloc->s_buf.self.high = shared_buf - pf->dv_buf_size;
3671                 buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
3672                         - roundup(aligned_mps / HNS3_BUF_DIV_BY,
3673                                   HNS3_BUF_SIZE_UNIT);
3674         } else {
3675                 buf_alloc->s_buf.self.high =
3676                         aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3677                 buf_alloc->s_buf.self.low = aligned_mps;
3678         }
3679
3680         if (hns3_dev_get_support(hw, DCB)) {
3681                 hi_thrd = shared_buf - pf->dv_buf_size;
3682
3683                 if (tc_num <= NEED_RESERVE_TC_NUM)
3684                         hi_thrd = hi_thrd * BUF_RESERVE_PERCENT /
3685                                   BUF_MAX_PERCENT;
3686
3687                 if (tc_num)
3688                         hi_thrd = hi_thrd / tc_num;
3689
3690                 hi_thrd = RTE_MAX(hi_thrd, HNS3_BUF_MUL_BY * aligned_mps);
3691                 hi_thrd = rounddown(hi_thrd, HNS3_BUF_SIZE_UNIT);
3692                 lo_thrd = hi_thrd - aligned_mps / HNS3_BUF_DIV_BY;
3693         } else {
3694                 hi_thrd = aligned_mps + HNS3_NON_DCB_ADDITIONAL_BUF;
3695                 lo_thrd = aligned_mps;
3696         }
3697
3698         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3699                 buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
3700                 buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
3701         }
3702
3703         return true;
3704 }
3705
3706 static bool
3707 hns3_rx_buf_calc_all(struct hns3_hw *hw, bool max,
3708                      struct hns3_pkt_buf_alloc *buf_alloc)
3709 {
3710         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3711         struct hns3_pf *pf = &hns->pf;
3712         struct hns3_priv_buf *priv;
3713         uint32_t aligned_mps;
3714         uint32_t rx_all;
3715         uint8_t i;
3716
3717         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3718         aligned_mps = roundup(pf->mps, HNS3_BUF_SIZE_UNIT);
3719
3720         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3721                 priv = &buf_alloc->priv_buf[i];
3722
3723                 priv->enable = 0;
3724                 priv->wl.low = 0;
3725                 priv->wl.high = 0;
3726                 priv->buf_size = 0;
3727
3728                 if (!(hw->hw_tc_map & BIT(i)))
3729                         continue;
3730
3731                 priv->enable = 1;
3732                 if (hw->dcb_info.hw_pfc_map & BIT(i)) {
3733                         priv->wl.low = max ? aligned_mps : HNS3_BUF_SIZE_UNIT;
3734                         priv->wl.high = roundup(priv->wl.low + aligned_mps,
3735                                                 HNS3_BUF_SIZE_UNIT);
3736                 } else {
3737                         priv->wl.low = 0;
3738                         priv->wl.high = max ? (aligned_mps * HNS3_BUF_MUL_BY) :
3739                                         aligned_mps;
3740                 }
3741
3742                 priv->buf_size = priv->wl.high + pf->dv_buf_size;
3743         }
3744
3745         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3746 }
3747
3748 static bool
3749 hns3_drop_nopfc_buf_till_fit(struct hns3_hw *hw,
3750                              struct hns3_pkt_buf_alloc *buf_alloc)
3751 {
3752         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3753         struct hns3_pf *pf = &hns->pf;
3754         struct hns3_priv_buf *priv;
3755         int no_pfc_priv_num;
3756         uint32_t rx_all;
3757         uint8_t mask;
3758         int i;
3759
3760         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3761         no_pfc_priv_num = hns3_get_no_pfc_priv_num(hw, buf_alloc);
3762
3763         /* let the last to be cleared first */
3764         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3765                 priv = &buf_alloc->priv_buf[i];
3766                 mask = BIT((uint8_t)i);
3767                 if (hw->hw_tc_map & mask &&
3768                     !(hw->dcb_info.hw_pfc_map & mask)) {
3769                         /* Clear the no pfc TC private buffer */
3770                         priv->wl.low = 0;
3771                         priv->wl.high = 0;
3772                         priv->buf_size = 0;
3773                         priv->enable = 0;
3774                         no_pfc_priv_num--;
3775                 }
3776
3777                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3778                     no_pfc_priv_num == 0)
3779                         break;
3780         }
3781
3782         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3783 }
3784
3785 static bool
3786 hns3_drop_pfc_buf_till_fit(struct hns3_hw *hw,
3787                            struct hns3_pkt_buf_alloc *buf_alloc)
3788 {
3789         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3790         struct hns3_pf *pf = &hns->pf;
3791         struct hns3_priv_buf *priv;
3792         uint32_t rx_all;
3793         int pfc_priv_num;
3794         uint8_t mask;
3795         int i;
3796
3797         rx_all = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3798         pfc_priv_num = hns3_get_pfc_priv_num(hw, buf_alloc);
3799
3800         /* let the last to be cleared first */
3801         for (i = HNS3_MAX_TC_NUM - 1; i >= 0; i--) {
3802                 priv = &buf_alloc->priv_buf[i];
3803                 mask = BIT((uint8_t)i);
3804                 if (hw->hw_tc_map & mask && hw->dcb_info.hw_pfc_map & mask) {
3805                         /* Reduce the number of pfc TC with private buffer */
3806                         priv->wl.low = 0;
3807                         priv->enable = 0;
3808                         priv->wl.high = 0;
3809                         priv->buf_size = 0;
3810                         pfc_priv_num--;
3811                 }
3812                 if (hns3_is_rx_buf_ok(hw, buf_alloc, rx_all) ||
3813                     pfc_priv_num == 0)
3814                         break;
3815         }
3816
3817         return hns3_is_rx_buf_ok(hw, buf_alloc, rx_all);
3818 }
3819
3820 static bool
3821 hns3_only_alloc_priv_buff(struct hns3_hw *hw,
3822                           struct hns3_pkt_buf_alloc *buf_alloc)
3823 {
3824 #define COMPENSATE_BUFFER       0x3C00
3825 #define COMPENSATE_HALF_MPS_NUM 5
3826 #define PRIV_WL_GAP             0x1800
3827         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3828         struct hns3_pf *pf = &hns->pf;
3829         uint32_t tc_num = hns3_get_tc_num(hw);
3830         uint32_t half_mps = pf->mps >> 1;
3831         struct hns3_priv_buf *priv;
3832         uint32_t min_rx_priv;
3833         uint32_t rx_priv;
3834         uint8_t i;
3835
3836         rx_priv = pf->pkt_buf_size - hns3_get_tx_buff_alloced(buf_alloc);
3837         if (tc_num)
3838                 rx_priv = rx_priv / tc_num;
3839
3840         if (tc_num <= NEED_RESERVE_TC_NUM)
3841                 rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
3842
3843         /*
3844          * Minimum value of private buffer in rx direction (min_rx_priv) is
3845          * equal to "DV + 2.5 * MPS + 15KB". Driver only allocates rx private
3846          * buffer if rx_priv is greater than min_rx_priv.
3847          */
3848         min_rx_priv = pf->dv_buf_size + COMPENSATE_BUFFER +
3849                         COMPENSATE_HALF_MPS_NUM * half_mps;
3850         min_rx_priv = roundup(min_rx_priv, HNS3_BUF_SIZE_UNIT);
3851         rx_priv = rounddown(rx_priv, HNS3_BUF_SIZE_UNIT);
3852         if (rx_priv < min_rx_priv)
3853                 return false;
3854
3855         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3856                 priv = &buf_alloc->priv_buf[i];
3857                 priv->enable = 0;
3858                 priv->wl.low = 0;
3859                 priv->wl.high = 0;
3860                 priv->buf_size = 0;
3861
3862                 if (!(hw->hw_tc_map & BIT(i)))
3863                         continue;
3864
3865                 priv->enable = 1;
3866                 priv->buf_size = rx_priv;
3867                 priv->wl.high = rx_priv - pf->dv_buf_size;
3868                 priv->wl.low = priv->wl.high - PRIV_WL_GAP;
3869         }
3870
3871         buf_alloc->s_buf.buf_size = 0;
3872
3873         return true;
3874 }
3875
3876 /*
3877  * hns3_rx_buffer_calc: calculate the rx private buffer size for all TCs
3878  * @hw: pointer to struct hns3_hw
3879  * @buf_alloc: pointer to buffer calculation data
3880  * @return: 0: calculate sucessful, negative: fail
3881  */
3882 static int
3883 hns3_rx_buffer_calc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3884 {
3885         /* When DCB is not supported, rx private buffer is not allocated. */
3886         if (!hns3_dev_get_support(hw, DCB)) {
3887                 struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
3888                 struct hns3_pf *pf = &hns->pf;
3889                 uint32_t rx_all = pf->pkt_buf_size;
3890
3891                 rx_all -= hns3_get_tx_buff_alloced(buf_alloc);
3892                 if (!hns3_is_rx_buf_ok(hw, buf_alloc, rx_all))
3893                         return -ENOMEM;
3894
3895                 return 0;
3896         }
3897
3898         /*
3899          * Try to allocate privated packet buffer for all TCs without share
3900          * buffer.
3901          */
3902         if (hns3_only_alloc_priv_buff(hw, buf_alloc))
3903                 return 0;
3904
3905         /*
3906          * Try to allocate privated packet buffer for all TCs with share
3907          * buffer.
3908          */
3909         if (hns3_rx_buf_calc_all(hw, true, buf_alloc))
3910                 return 0;
3911
3912         /*
3913          * For different application scenes, the enabled port number, TC number
3914          * and no_drop TC number are different. In order to obtain the better
3915          * performance, software could allocate the buffer size and configure
3916          * the waterline by trying to decrease the private buffer size according
3917          * to the order, namely, waterline of valid tc, pfc disabled tc, pfc
3918          * enabled tc.
3919          */
3920         if (hns3_rx_buf_calc_all(hw, false, buf_alloc))
3921                 return 0;
3922
3923         if (hns3_drop_nopfc_buf_till_fit(hw, buf_alloc))
3924                 return 0;
3925
3926         if (hns3_drop_pfc_buf_till_fit(hw, buf_alloc))
3927                 return 0;
3928
3929         return -ENOMEM;
3930 }
3931
3932 static int
3933 hns3_rx_priv_buf_alloc(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3934 {
3935         struct hns3_rx_priv_buff_cmd *req;
3936         struct hns3_cmd_desc desc;
3937         uint32_t buf_size;
3938         int ret;
3939         int i;
3940
3941         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_PRIV_BUFF_ALLOC, false);
3942         req = (struct hns3_rx_priv_buff_cmd *)desc.data;
3943
3944         /* Alloc private buffer TCs */
3945         for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
3946                 struct hns3_priv_buf *priv = &buf_alloc->priv_buf[i];
3947
3948                 req->buf_num[i] =
3949                         rte_cpu_to_le_16(priv->buf_size >> HNS3_BUF_UNIT_S);
3950                 req->buf_num[i] |= rte_cpu_to_le_16(1 << HNS3_TC0_PRI_BUF_EN_B);
3951         }
3952
3953         buf_size = buf_alloc->s_buf.buf_size;
3954         req->shared_buf = rte_cpu_to_le_16((buf_size >> HNS3_BUF_UNIT_S) |
3955                                            (1 << HNS3_TC0_PRI_BUF_EN_B));
3956
3957         ret = hns3_cmd_send(hw, &desc, 1);
3958         if (ret)
3959                 PMD_INIT_LOG(ERR, "rx private buffer alloc cmd failed %d", ret);
3960
3961         return ret;
3962 }
3963
3964 static int
3965 hns3_rx_priv_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
3966 {
3967 #define HNS3_RX_PRIV_WL_ALLOC_DESC_NUM 2
3968         struct hns3_rx_priv_wl_buf *req;
3969         struct hns3_priv_buf *priv;
3970         struct hns3_cmd_desc desc[HNS3_RX_PRIV_WL_ALLOC_DESC_NUM];
3971         int i, j;
3972         int ret;
3973
3974         for (i = 0; i < HNS3_RX_PRIV_WL_ALLOC_DESC_NUM; i++) {
3975                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_PRIV_WL_ALLOC,
3976                                           false);
3977                 req = (struct hns3_rx_priv_wl_buf *)desc[i].data;
3978
3979                 /* The first descriptor set the NEXT bit to 1 */
3980                 if (i == 0)
3981                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3982                 else
3983                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
3984
3985                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
3986                         uint32_t idx = i * HNS3_TC_NUM_ONE_DESC + j;
3987
3988                         priv = &buf_alloc->priv_buf[idx];
3989                         req->tc_wl[j].high = rte_cpu_to_le_16(priv->wl.high >>
3990                                                         HNS3_BUF_UNIT_S);
3991                         req->tc_wl[j].high |=
3992                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3993                         req->tc_wl[j].low = rte_cpu_to_le_16(priv->wl.low >>
3994                                                         HNS3_BUF_UNIT_S);
3995                         req->tc_wl[j].low |=
3996                                 rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
3997                 }
3998         }
3999
4000         /* Send 2 descriptor at one time */
4001         ret = hns3_cmd_send(hw, desc, HNS3_RX_PRIV_WL_ALLOC_DESC_NUM);
4002         if (ret)
4003                 PMD_INIT_LOG(ERR, "rx private waterline config cmd failed %d",
4004                              ret);
4005         return ret;
4006 }
4007
4008 static int
4009 hns3_common_thrd_config(struct hns3_hw *hw,
4010                         struct hns3_pkt_buf_alloc *buf_alloc)
4011 {
4012 #define HNS3_RX_COM_THRD_ALLOC_DESC_NUM 2
4013         struct hns3_shared_buf *s_buf = &buf_alloc->s_buf;
4014         struct hns3_rx_com_thrd *req;
4015         struct hns3_cmd_desc desc[HNS3_RX_COM_THRD_ALLOC_DESC_NUM];
4016         struct hns3_tc_thrd *tc;
4017         int tc_idx;
4018         int i, j;
4019         int ret;
4020
4021         for (i = 0; i < HNS3_RX_COM_THRD_ALLOC_DESC_NUM; i++) {
4022                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_RX_COM_THRD_ALLOC,
4023                                           false);
4024                 req = (struct hns3_rx_com_thrd *)&desc[i].data;
4025
4026                 /* The first descriptor set the NEXT bit to 1 */
4027                 if (i == 0)
4028                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4029                 else
4030                         desc[i].flag &= ~rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4031
4032                 for (j = 0; j < HNS3_TC_NUM_ONE_DESC; j++) {
4033                         tc_idx = i * HNS3_TC_NUM_ONE_DESC + j;
4034                         tc = &s_buf->tc_thrd[tc_idx];
4035
4036                         req->com_thrd[j].high =
4037                                 rte_cpu_to_le_16(tc->high >> HNS3_BUF_UNIT_S);
4038                         req->com_thrd[j].high |=
4039                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4040                         req->com_thrd[j].low =
4041                                 rte_cpu_to_le_16(tc->low >> HNS3_BUF_UNIT_S);
4042                         req->com_thrd[j].low |=
4043                                  rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4044                 }
4045         }
4046
4047         /* Send 2 descriptors at one time */
4048         ret = hns3_cmd_send(hw, desc, HNS3_RX_COM_THRD_ALLOC_DESC_NUM);
4049         if (ret)
4050                 PMD_INIT_LOG(ERR, "common threshold config cmd failed %d", ret);
4051
4052         return ret;
4053 }
4054
4055 static int
4056 hns3_common_wl_config(struct hns3_hw *hw, struct hns3_pkt_buf_alloc *buf_alloc)
4057 {
4058         struct hns3_shared_buf *buf = &buf_alloc->s_buf;
4059         struct hns3_rx_com_wl *req;
4060         struct hns3_cmd_desc desc;
4061         int ret;
4062
4063         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RX_COM_WL_ALLOC, false);
4064
4065         req = (struct hns3_rx_com_wl *)desc.data;
4066         req->com_wl.high = rte_cpu_to_le_16(buf->self.high >> HNS3_BUF_UNIT_S);
4067         req->com_wl.high |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4068
4069         req->com_wl.low = rte_cpu_to_le_16(buf->self.low >> HNS3_BUF_UNIT_S);
4070         req->com_wl.low |= rte_cpu_to_le_16(BIT(HNS3_RX_PRIV_EN_B));
4071
4072         ret = hns3_cmd_send(hw, &desc, 1);
4073         if (ret)
4074                 PMD_INIT_LOG(ERR, "common waterline config cmd failed %d", ret);
4075
4076         return ret;
4077 }
4078
4079 int
4080 hns3_buffer_alloc(struct hns3_hw *hw)
4081 {
4082         struct hns3_pkt_buf_alloc pkt_buf;
4083         int ret;
4084
4085         memset(&pkt_buf, 0, sizeof(pkt_buf));
4086         ret = hns3_tx_buffer_calc(hw, &pkt_buf);
4087         if (ret) {
4088                 PMD_INIT_LOG(ERR,
4089                              "could not calc tx buffer size for all TCs %d",
4090                              ret);
4091                 return ret;
4092         }
4093
4094         ret = hns3_tx_buffer_alloc(hw, &pkt_buf);
4095         if (ret) {
4096                 PMD_INIT_LOG(ERR, "could not alloc tx buffers %d", ret);
4097                 return ret;
4098         }
4099
4100         ret = hns3_rx_buffer_calc(hw, &pkt_buf);
4101         if (ret) {
4102                 PMD_INIT_LOG(ERR,
4103                              "could not calc rx priv buffer size for all TCs %d",
4104                              ret);
4105                 return ret;
4106         }
4107
4108         ret = hns3_rx_priv_buf_alloc(hw, &pkt_buf);
4109         if (ret) {
4110                 PMD_INIT_LOG(ERR, "could not alloc rx priv buffer %d", ret);
4111                 return ret;
4112         }
4113
4114         if (hns3_dev_get_support(hw, DCB)) {
4115                 ret = hns3_rx_priv_wl_config(hw, &pkt_buf);
4116                 if (ret) {
4117                         PMD_INIT_LOG(ERR,
4118                                      "could not configure rx private waterline %d",
4119                                      ret);
4120                         return ret;
4121                 }
4122
4123                 ret = hns3_common_thrd_config(hw, &pkt_buf);
4124                 if (ret) {
4125                         PMD_INIT_LOG(ERR,
4126                                      "could not configure common threshold %d",
4127                                      ret);
4128                         return ret;
4129                 }
4130         }
4131
4132         ret = hns3_common_wl_config(hw, &pkt_buf);
4133         if (ret)
4134                 PMD_INIT_LOG(ERR, "could not configure common waterline %d",
4135                              ret);
4136
4137         return ret;
4138 }
4139
4140 static int
4141 hns3_mac_init(struct hns3_hw *hw)
4142 {
4143         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
4144         struct hns3_mac *mac = &hw->mac;
4145         struct hns3_pf *pf = &hns->pf;
4146         int ret;
4147
4148         pf->support_sfp_query = true;
4149         mac->link_duplex = RTE_ETH_LINK_FULL_DUPLEX;
4150         ret = hns3_cfg_mac_speed_dup_hw(hw, mac->link_speed, mac->link_duplex);
4151         if (ret) {
4152                 PMD_INIT_LOG(ERR, "Config mac speed dup fail ret = %d", ret);
4153                 return ret;
4154         }
4155
4156         mac->link_status = RTE_ETH_LINK_DOWN;
4157
4158         return hns3_config_mtu(hw, pf->mps);
4159 }
4160
4161 static int
4162 hns3_get_mac_ethertype_cmd_status(uint16_t cmdq_resp, uint8_t resp_code)
4163 {
4164 #define HNS3_ETHERTYPE_SUCCESS_ADD              0
4165 #define HNS3_ETHERTYPE_ALREADY_ADD              1
4166 #define HNS3_ETHERTYPE_MGR_TBL_OVERFLOW         2
4167 #define HNS3_ETHERTYPE_KEY_CONFLICT             3
4168         int return_status;
4169
4170         if (cmdq_resp) {
4171                 PMD_INIT_LOG(ERR,
4172                              "cmdq execute failed for get_mac_ethertype_cmd_status, status=%u.\n",
4173                              cmdq_resp);
4174                 return -EIO;
4175         }
4176
4177         switch (resp_code) {
4178         case HNS3_ETHERTYPE_SUCCESS_ADD:
4179         case HNS3_ETHERTYPE_ALREADY_ADD:
4180                 return_status = 0;
4181                 break;
4182         case HNS3_ETHERTYPE_MGR_TBL_OVERFLOW:
4183                 PMD_INIT_LOG(ERR,
4184                              "add mac ethertype failed for manager table overflow.");
4185                 return_status = -EIO;
4186                 break;
4187         case HNS3_ETHERTYPE_KEY_CONFLICT:
4188                 PMD_INIT_LOG(ERR, "add mac ethertype failed for key conflict.");
4189                 return_status = -EIO;
4190                 break;
4191         default:
4192                 PMD_INIT_LOG(ERR,
4193                              "add mac ethertype failed for undefined, code=%u.",
4194                              resp_code);
4195                 return_status = -EIO;
4196                 break;
4197         }
4198
4199         return return_status;
4200 }
4201
4202 static int
4203 hns3_add_mgr_tbl(struct hns3_hw *hw,
4204                  const struct hns3_mac_mgr_tbl_entry_cmd *req)
4205 {
4206         struct hns3_cmd_desc desc;
4207         uint8_t resp_code;
4208         uint16_t retval;
4209         int ret;
4210
4211         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_MAC_ETHTYPE_ADD, false);
4212         memcpy(desc.data, req, sizeof(struct hns3_mac_mgr_tbl_entry_cmd));
4213
4214         ret = hns3_cmd_send(hw, &desc, 1);
4215         if (ret) {
4216                 PMD_INIT_LOG(ERR,
4217                              "add mac ethertype failed for cmd_send, ret =%d.",
4218                              ret);
4219                 return ret;
4220         }
4221
4222         resp_code = (rte_le_to_cpu_32(desc.data[0]) >> 8) & 0xff;
4223         retval = rte_le_to_cpu_16(desc.retval);
4224
4225         return hns3_get_mac_ethertype_cmd_status(retval, resp_code);
4226 }
4227
4228 static void
4229 hns3_prepare_mgr_tbl(struct hns3_mac_mgr_tbl_entry_cmd *mgr_table,
4230                      int *table_item_num)
4231 {
4232         struct hns3_mac_mgr_tbl_entry_cmd *tbl;
4233
4234         /*
4235          * In current version, we add one item in management table as below:
4236          * 0x0180C200000E -- LLDP MC address
4237          */
4238         tbl = mgr_table;
4239         tbl->flags = HNS3_MAC_MGR_MASK_VLAN_B;
4240         tbl->ethter_type = rte_cpu_to_le_16(HNS3_MAC_ETHERTYPE_LLDP);
4241         tbl->mac_addr_hi32 = rte_cpu_to_le_32(htonl(0x0180C200));
4242         tbl->mac_addr_lo16 = rte_cpu_to_le_16(htons(0x000E));
4243         tbl->i_port_bitmap = 0x1;
4244         *table_item_num = 1;
4245 }
4246
4247 static int
4248 hns3_init_mgr_tbl(struct hns3_hw *hw)
4249 {
4250 #define HNS_MAC_MGR_TBL_MAX_SIZE        16
4251         struct hns3_mac_mgr_tbl_entry_cmd mgr_table[HNS_MAC_MGR_TBL_MAX_SIZE];
4252         int table_item_num;
4253         int ret;
4254         int i;
4255
4256         memset(mgr_table, 0, sizeof(mgr_table));
4257         hns3_prepare_mgr_tbl(mgr_table, &table_item_num);
4258         for (i = 0; i < table_item_num; i++) {
4259                 ret = hns3_add_mgr_tbl(hw, &mgr_table[i]);
4260                 if (ret) {
4261                         PMD_INIT_LOG(ERR, "add mac ethertype failed, ret =%d",
4262                                      ret);
4263                         return ret;
4264                 }
4265         }
4266
4267         return 0;
4268 }
4269
4270 static void
4271 hns3_promisc_param_init(struct hns3_promisc_param *param, bool en_uc,
4272                         bool en_mc, bool en_bc, int vport_id)
4273 {
4274         if (!param)
4275                 return;
4276
4277         memset(param, 0, sizeof(struct hns3_promisc_param));
4278         if (en_uc)
4279                 param->enable = HNS3_PROMISC_EN_UC;
4280         if (en_mc)
4281                 param->enable |= HNS3_PROMISC_EN_MC;
4282         if (en_bc)
4283                 param->enable |= HNS3_PROMISC_EN_BC;
4284         param->vf_id = vport_id;
4285 }
4286
4287 static int
4288 hns3_cmd_set_promisc_mode(struct hns3_hw *hw, struct hns3_promisc_param *param)
4289 {
4290         struct hns3_promisc_cfg_cmd *req;
4291         struct hns3_cmd_desc desc;
4292         int ret;
4293
4294         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_PROMISC_MODE, false);
4295
4296         req = (struct hns3_promisc_cfg_cmd *)desc.data;
4297         req->vf_id = param->vf_id;
4298         req->flag = (param->enable << HNS3_PROMISC_EN_B) |
4299             HNS3_PROMISC_TX_EN_B | HNS3_PROMISC_RX_EN_B;
4300
4301         ret = hns3_cmd_send(hw, &desc, 1);
4302         if (ret)
4303                 PMD_INIT_LOG(ERR, "Set promisc mode fail, ret = %d", ret);
4304
4305         return ret;
4306 }
4307
4308 static int
4309 hns3_set_promisc_mode(struct hns3_hw *hw, bool en_uc_pmc, bool en_mc_pmc)
4310 {
4311         struct hns3_promisc_param param;
4312         bool en_bc_pmc = true;
4313         uint8_t vf_id;
4314
4315         /*
4316          * In current version VF is not supported when PF is driven by DPDK
4317          * driver, just need to configure parameters for PF vport.
4318          */
4319         vf_id = HNS3_PF_FUNC_ID;
4320
4321         hns3_promisc_param_init(&param, en_uc_pmc, en_mc_pmc, en_bc_pmc, vf_id);
4322         return hns3_cmd_set_promisc_mode(hw, &param);
4323 }
4324
4325 static int
4326 hns3_promisc_init(struct hns3_hw *hw)
4327 {
4328         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
4329         struct hns3_pf *pf = &hns->pf;
4330         struct hns3_promisc_param param;
4331         uint16_t func_id;
4332         int ret;
4333
4334         ret = hns3_set_promisc_mode(hw, false, false);
4335         if (ret) {
4336                 PMD_INIT_LOG(ERR, "failed to set promisc mode, ret = %d", ret);
4337                 return ret;
4338         }
4339
4340         /*
4341          * In current version VFs are not supported when PF is driven by DPDK
4342          * driver. After PF has been taken over by DPDK, the original VF will
4343          * be invalid. So, there is a possibility of entry residues. It should
4344          * clear VFs's promisc mode to avoid unnecessary bandwidth usage
4345          * during init.
4346          */
4347         for (func_id = HNS3_1ST_VF_FUNC_ID; func_id < pf->func_num; func_id++) {
4348                 hns3_promisc_param_init(&param, false, false, false, func_id);
4349                 ret = hns3_cmd_set_promisc_mode(hw, &param);
4350                 if (ret) {
4351                         PMD_INIT_LOG(ERR, "failed to clear vf:%u promisc mode,"
4352                                         " ret = %d", func_id, ret);
4353                         return ret;
4354                 }
4355         }
4356
4357         return 0;
4358 }
4359
4360 static void
4361 hns3_promisc_uninit(struct hns3_hw *hw)
4362 {
4363         struct hns3_promisc_param param;
4364         uint16_t func_id;
4365         int ret;
4366
4367         func_id = HNS3_PF_FUNC_ID;
4368
4369         /*
4370          * In current version VFs are not supported when PF is driven by
4371          * DPDK driver, and VFs' promisc mode status has been cleared during
4372          * init and their status will not change. So just clear PF's promisc
4373          * mode status during uninit.
4374          */
4375         hns3_promisc_param_init(&param, false, false, false, func_id);
4376         ret = hns3_cmd_set_promisc_mode(hw, &param);
4377         if (ret)
4378                 PMD_INIT_LOG(ERR, "failed to clear promisc status during"
4379                                 " uninit, ret = %d", ret);
4380 }
4381
4382 static int
4383 hns3_dev_promiscuous_enable(struct rte_eth_dev *dev)
4384 {
4385         bool allmulti = dev->data->all_multicast ? true : false;
4386         struct hns3_adapter *hns = dev->data->dev_private;
4387         struct hns3_hw *hw = &hns->hw;
4388         uint64_t offloads;
4389         int err;
4390         int ret;
4391
4392         rte_spinlock_lock(&hw->lock);
4393         ret = hns3_set_promisc_mode(hw, true, true);
4394         if (ret) {
4395                 rte_spinlock_unlock(&hw->lock);
4396                 hns3_err(hw, "failed to enable promiscuous mode, ret = %d",
4397                          ret);
4398                 return ret;
4399         }
4400
4401         /*
4402          * When promiscuous mode was enabled, disable the vlan filter to let
4403          * all packets coming in in the receiving direction.
4404          */
4405         offloads = dev->data->dev_conf.rxmode.offloads;
4406         if (offloads & RTE_ETH_RX_OFFLOAD_VLAN_FILTER) {
4407                 ret = hns3_enable_vlan_filter(hns, false);
4408                 if (ret) {
4409                         hns3_err(hw, "failed to enable promiscuous mode due to "
4410                                      "failure to disable vlan filter, ret = %d",
4411                                  ret);
4412                         err = hns3_set_promisc_mode(hw, false, allmulti);
4413                         if (err)
4414                                 hns3_err(hw, "failed to restore promiscuous "
4415                                          "status after disable vlan filter "
4416                                          "failed during enabling promiscuous "
4417                                          "mode, ret = %d", ret);
4418                 }
4419         }
4420
4421         rte_spinlock_unlock(&hw->lock);
4422
4423         return ret;
4424 }
4425
4426 static int
4427 hns3_dev_promiscuous_disable(struct rte_eth_dev *dev)
4428 {
4429         bool allmulti = dev->data->all_multicast ? true : false;
4430         struct hns3_adapter *hns = dev->data->dev_private;
4431         struct hns3_hw *hw = &hns->hw;
4432         uint64_t offloads;
4433         int err;
4434         int ret;
4435
4436         /* If now in all_multicast mode, must remain in all_multicast mode. */
4437         rte_spinlock_lock(&hw->lock);
4438         ret = hns3_set_promisc_mode(hw, false, allmulti);
4439         if (ret) {
4440                 rte_spinlock_unlock(&hw->lock);
4441                 hns3_err(hw, "failed to disable promiscuous mode, ret = %d",
4442                          ret);
4443                 return ret;
4444         }
4445         /* when promiscuous mode was disabled, restore the vlan filter status */
4446         offloads = dev->data->dev_conf.rxmode.offloads;
4447         if (offloads & RTE_ETH_RX_OFFLOAD_VLAN_FILTER) {
4448                 ret = hns3_enable_vlan_filter(hns, true);
4449                 if (ret) {
4450                         hns3_err(hw, "failed to disable promiscuous mode due to"
4451                                  " failure to restore vlan filter, ret = %d",
4452                                  ret);
4453                         err = hns3_set_promisc_mode(hw, true, true);
4454                         if (err)
4455                                 hns3_err(hw, "failed to restore promiscuous "
4456                                          "status after enabling vlan filter "
4457                                          "failed during disabling promiscuous "
4458                                          "mode, ret = %d", ret);
4459                 }
4460         }
4461         rte_spinlock_unlock(&hw->lock);
4462
4463         return ret;
4464 }
4465
4466 static int
4467 hns3_dev_allmulticast_enable(struct rte_eth_dev *dev)
4468 {
4469         struct hns3_adapter *hns = dev->data->dev_private;
4470         struct hns3_hw *hw = &hns->hw;
4471         int ret;
4472
4473         if (dev->data->promiscuous)
4474                 return 0;
4475
4476         rte_spinlock_lock(&hw->lock);
4477         ret = hns3_set_promisc_mode(hw, false, true);
4478         rte_spinlock_unlock(&hw->lock);
4479         if (ret)
4480                 hns3_err(hw, "failed to enable allmulticast mode, ret = %d",
4481                          ret);
4482
4483         return ret;
4484 }
4485
4486 static int
4487 hns3_dev_allmulticast_disable(struct rte_eth_dev *dev)
4488 {
4489         struct hns3_adapter *hns = dev->data->dev_private;
4490         struct hns3_hw *hw = &hns->hw;
4491         int ret;
4492
4493         /* If now in promiscuous mode, must remain in all_multicast mode. */
4494         if (dev->data->promiscuous)
4495                 return 0;
4496
4497         rte_spinlock_lock(&hw->lock);
4498         ret = hns3_set_promisc_mode(hw, false, false);
4499         rte_spinlock_unlock(&hw->lock);
4500         if (ret)
4501                 hns3_err(hw, "failed to disable allmulticast mode, ret = %d",
4502                          ret);
4503
4504         return ret;
4505 }
4506
4507 static int
4508 hns3_dev_promisc_restore(struct hns3_adapter *hns)
4509 {
4510         struct hns3_hw *hw = &hns->hw;
4511         bool allmulti = hw->data->all_multicast ? true : false;
4512         int ret;
4513
4514         if (hw->data->promiscuous) {
4515                 ret = hns3_set_promisc_mode(hw, true, true);
4516                 if (ret)
4517                         hns3_err(hw, "failed to restore promiscuous mode, "
4518                                  "ret = %d", ret);
4519                 return ret;
4520         }
4521
4522         ret = hns3_set_promisc_mode(hw, false, allmulti);
4523         if (ret)
4524                 hns3_err(hw, "failed to restore allmulticast mode, ret = %d",
4525                          ret);
4526         return ret;
4527 }
4528
4529 static int
4530 hns3_get_sfp_info(struct hns3_hw *hw, struct hns3_mac *mac_info)
4531 {
4532         struct hns3_sfp_info_cmd *resp;
4533         struct hns3_cmd_desc desc;
4534         int ret;
4535
4536         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_INFO, true);
4537         resp = (struct hns3_sfp_info_cmd *)desc.data;
4538         resp->query_type = HNS3_ACTIVE_QUERY;
4539
4540         ret = hns3_cmd_send(hw, &desc, 1);
4541         if (ret == -EOPNOTSUPP) {
4542                 hns3_warn(hw, "firmware does not support get SFP info,"
4543                           " ret = %d.", ret);
4544                 return ret;
4545         } else if (ret) {
4546                 hns3_err(hw, "get sfp info failed, ret = %d.", ret);
4547                 return ret;
4548         }
4549
4550         /*
4551          * In some case, the speed of MAC obtained from firmware may be 0, it
4552          * shouldn't be set to mac->speed.
4553          */
4554         if (!rte_le_to_cpu_32(resp->sfp_speed))
4555                 return 0;
4556
4557         mac_info->link_speed = rte_le_to_cpu_32(resp->sfp_speed);
4558         /*
4559          * if resp->supported_speed is 0, it means it's an old version
4560          * firmware, do not update these params.
4561          */
4562         if (resp->supported_speed) {
4563                 mac_info->query_type = HNS3_ACTIVE_QUERY;
4564                 mac_info->supported_speed =
4565                                         rte_le_to_cpu_32(resp->supported_speed);
4566                 mac_info->support_autoneg = resp->autoneg_ability;
4567                 mac_info->link_autoneg = (resp->autoneg == 0) ? RTE_ETH_LINK_FIXED
4568                                         : RTE_ETH_LINK_AUTONEG;
4569         } else {
4570                 mac_info->query_type = HNS3_DEFAULT_QUERY;
4571         }
4572
4573         return 0;
4574 }
4575
4576 static uint8_t
4577 hns3_check_speed_dup(uint8_t duplex, uint32_t speed)
4578 {
4579         if (!(speed == RTE_ETH_SPEED_NUM_10M || speed == RTE_ETH_SPEED_NUM_100M))
4580                 duplex = RTE_ETH_LINK_FULL_DUPLEX;
4581
4582         return duplex;
4583 }
4584
4585 static int
4586 hns3_cfg_mac_speed_dup(struct hns3_hw *hw, uint32_t speed, uint8_t duplex)
4587 {
4588         struct hns3_mac *mac = &hw->mac;
4589         int ret;
4590
4591         duplex = hns3_check_speed_dup(duplex, speed);
4592         if (mac->link_speed == speed && mac->link_duplex == duplex)
4593                 return 0;
4594
4595         ret = hns3_cfg_mac_speed_dup_hw(hw, speed, duplex);
4596         if (ret)
4597                 return ret;
4598
4599         ret = hns3_port_shaper_update(hw, speed);
4600         if (ret)
4601                 return ret;
4602
4603         mac->link_speed = speed;
4604         mac->link_duplex = duplex;
4605
4606         return 0;
4607 }
4608
4609 static int
4610 hns3_update_fiber_link_info(struct hns3_hw *hw)
4611 {
4612         struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
4613         struct hns3_mac *mac = &hw->mac;
4614         struct hns3_mac mac_info;
4615         int ret;
4616
4617         /* If firmware do not support get SFP/qSFP speed, return directly */
4618         if (!pf->support_sfp_query)
4619                 return 0;
4620
4621         memset(&mac_info, 0, sizeof(struct hns3_mac));
4622         ret = hns3_get_sfp_info(hw, &mac_info);
4623         if (ret == -EOPNOTSUPP) {
4624                 pf->support_sfp_query = false;
4625                 return ret;
4626         } else if (ret)
4627                 return ret;
4628
4629         /* Do nothing if no SFP */
4630         if (mac_info.link_speed == RTE_ETH_SPEED_NUM_NONE)
4631                 return 0;
4632
4633         /*
4634          * If query_type is HNS3_ACTIVE_QUERY, it is no need
4635          * to reconfigure the speed of MAC. Otherwise, it indicates
4636          * that the current firmware only supports to obtain the
4637          * speed of the SFP, and the speed of MAC needs to reconfigure.
4638          */
4639         mac->query_type = mac_info.query_type;
4640         if (mac->query_type == HNS3_ACTIVE_QUERY) {
4641                 if (mac_info.link_speed != mac->link_speed) {
4642                         ret = hns3_port_shaper_update(hw, mac_info.link_speed);
4643                         if (ret)
4644                                 return ret;
4645                 }
4646
4647                 mac->link_speed = mac_info.link_speed;
4648                 mac->supported_speed = mac_info.supported_speed;
4649                 mac->support_autoneg = mac_info.support_autoneg;
4650                 mac->link_autoneg = mac_info.link_autoneg;
4651
4652                 return 0;
4653         }
4654
4655         /* Config full duplex for SFP */
4656         return hns3_cfg_mac_speed_dup(hw, mac_info.link_speed,
4657                                       RTE_ETH_LINK_FULL_DUPLEX);
4658 }
4659
4660 static void
4661 hns3_parse_copper_phy_params(struct hns3_cmd_desc *desc, struct hns3_mac *mac)
4662 {
4663 #define HNS3_PHY_SUPPORTED_SPEED_MASK   0x2f
4664
4665         struct hns3_phy_params_bd0_cmd *req;
4666         uint32_t supported;
4667
4668         req = (struct hns3_phy_params_bd0_cmd *)desc[0].data;
4669         mac->link_speed = rte_le_to_cpu_32(req->speed);
4670         mac->link_duplex = hns3_get_bit(req->duplex,
4671                                            HNS3_PHY_DUPLEX_CFG_B);
4672         mac->link_autoneg = hns3_get_bit(req->autoneg,
4673                                            HNS3_PHY_AUTONEG_CFG_B);
4674         mac->advertising = rte_le_to_cpu_32(req->advertising);
4675         mac->lp_advertising = rte_le_to_cpu_32(req->lp_advertising);
4676         supported = rte_le_to_cpu_32(req->supported);
4677         mac->supported_speed = supported & HNS3_PHY_SUPPORTED_SPEED_MASK;
4678         mac->support_autoneg = !!(supported & HNS3_PHY_LINK_MODE_AUTONEG_BIT);
4679 }
4680
4681 static int
4682 hns3_get_copper_phy_params(struct hns3_hw *hw, struct hns3_mac *mac)
4683 {
4684         struct hns3_cmd_desc desc[HNS3_PHY_PARAM_CFG_BD_NUM];
4685         uint16_t i;
4686         int ret;
4687
4688         for (i = 0; i < HNS3_PHY_PARAM_CFG_BD_NUM - 1; i++) {
4689                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG,
4690                                           true);
4691                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
4692         }
4693         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG, true);
4694
4695         ret = hns3_cmd_send(hw, desc, HNS3_PHY_PARAM_CFG_BD_NUM);
4696         if (ret) {
4697                 hns3_err(hw, "get phy parameters failed, ret = %d.", ret);
4698                 return ret;
4699         }
4700
4701         hns3_parse_copper_phy_params(desc, mac);
4702
4703         return 0;
4704 }
4705
4706 static int
4707 hns3_update_copper_link_info(struct hns3_hw *hw)
4708 {
4709         struct hns3_mac *mac = &hw->mac;
4710         struct hns3_mac mac_info;
4711         int ret;
4712
4713         memset(&mac_info, 0, sizeof(struct hns3_mac));
4714         ret = hns3_get_copper_phy_params(hw, &mac_info);
4715         if (ret)
4716                 return ret;
4717
4718         if (mac_info.link_speed != mac->link_speed) {
4719                 ret = hns3_port_shaper_update(hw, mac_info.link_speed);
4720                 if (ret)
4721                         return ret;
4722         }
4723
4724         mac->link_speed = mac_info.link_speed;
4725         mac->link_duplex = mac_info.link_duplex;
4726         mac->link_autoneg = mac_info.link_autoneg;
4727         mac->supported_speed = mac_info.supported_speed;
4728         mac->advertising = mac_info.advertising;
4729         mac->lp_advertising = mac_info.lp_advertising;
4730         mac->support_autoneg = mac_info.support_autoneg;
4731
4732         return 0;
4733 }
4734
4735 static int
4736 hns3_update_link_info(struct rte_eth_dev *eth_dev)
4737 {
4738         struct hns3_adapter *hns = eth_dev->data->dev_private;
4739         struct hns3_hw *hw = &hns->hw;
4740         int ret = 0;
4741
4742         if (hw->mac.media_type == HNS3_MEDIA_TYPE_COPPER)
4743                 ret = hns3_update_copper_link_info(hw);
4744         else if (hw->mac.media_type == HNS3_MEDIA_TYPE_FIBER)
4745                 ret = hns3_update_fiber_link_info(hw);
4746
4747         return ret;
4748 }
4749
4750 static int
4751 hns3_cfg_mac_mode(struct hns3_hw *hw, bool enable)
4752 {
4753         struct hns3_config_mac_mode_cmd *req;
4754         struct hns3_cmd_desc desc;
4755         uint32_t loop_en = 0;
4756         uint8_t val = 0;
4757         int ret;
4758
4759         req = (struct hns3_config_mac_mode_cmd *)desc.data;
4760
4761         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_MAC_MODE, false);
4762         if (enable)
4763                 val = 1;
4764         hns3_set_bit(loop_en, HNS3_MAC_TX_EN_B, val);
4765         hns3_set_bit(loop_en, HNS3_MAC_RX_EN_B, val);
4766         hns3_set_bit(loop_en, HNS3_MAC_PAD_TX_B, val);
4767         hns3_set_bit(loop_en, HNS3_MAC_PAD_RX_B, val);
4768         hns3_set_bit(loop_en, HNS3_MAC_1588_TX_B, 0);
4769         hns3_set_bit(loop_en, HNS3_MAC_1588_RX_B, 0);
4770         hns3_set_bit(loop_en, HNS3_MAC_APP_LP_B, 0);
4771         hns3_set_bit(loop_en, HNS3_MAC_LINE_LP_B, 0);
4772         hns3_set_bit(loop_en, HNS3_MAC_FCS_TX_B, val);
4773         hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_B, val);
4774
4775         /*
4776          * If RTE_ETH_RX_OFFLOAD_KEEP_CRC offload is set, MAC will not strip CRC
4777          * when receiving frames. Otherwise, CRC will be stripped.
4778          */
4779         if (hw->data->dev_conf.rxmode.offloads & RTE_ETH_RX_OFFLOAD_KEEP_CRC)
4780                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, 0);
4781         else
4782                 hns3_set_bit(loop_en, HNS3_MAC_RX_FCS_STRIP_B, val);
4783         hns3_set_bit(loop_en, HNS3_MAC_TX_OVERSIZE_TRUNCATE_B, val);
4784         hns3_set_bit(loop_en, HNS3_MAC_RX_OVERSIZE_TRUNCATE_B, val);
4785         hns3_set_bit(loop_en, HNS3_MAC_TX_UNDER_MIN_ERR_B, val);
4786         req->txrx_pad_fcs_loop_en = rte_cpu_to_le_32(loop_en);
4787
4788         ret = hns3_cmd_send(hw, &desc, 1);
4789         if (ret)
4790                 PMD_INIT_LOG(ERR, "mac enable fail, ret =%d.", ret);
4791
4792         return ret;
4793 }
4794
4795 static int
4796 hns3_get_mac_link_status(struct hns3_hw *hw)
4797 {
4798         struct hns3_link_status_cmd *req;
4799         struct hns3_cmd_desc desc;
4800         int link_status;
4801         int ret;
4802
4803         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_LINK_STATUS, true);
4804         ret = hns3_cmd_send(hw, &desc, 1);
4805         if (ret) {
4806                 hns3_err(hw, "get link status cmd failed %d", ret);
4807                 return RTE_ETH_LINK_DOWN;
4808         }
4809
4810         req = (struct hns3_link_status_cmd *)desc.data;
4811         link_status = req->status & HNS3_LINK_STATUS_UP_M;
4812
4813         return !!link_status;
4814 }
4815
4816 static bool
4817 hns3_update_link_status(struct hns3_hw *hw)
4818 {
4819         int state;
4820
4821         state = hns3_get_mac_link_status(hw);
4822         if (state != hw->mac.link_status) {
4823                 hw->mac.link_status = state;
4824                 hns3_warn(hw, "Link status change to %s!", state ? "up" : "down");
4825                 return true;
4826         }
4827
4828         return false;
4829 }
4830
4831 void
4832 hns3_update_linkstatus_and_event(struct hns3_hw *hw, bool query)
4833 {
4834         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
4835         struct rte_eth_link new_link;
4836         int ret;
4837
4838         if (query)
4839                 hns3_update_port_link_info(dev);
4840
4841         memset(&new_link, 0, sizeof(new_link));
4842         hns3_setup_linkstatus(dev, &new_link);
4843
4844         ret = rte_eth_linkstatus_set(dev, &new_link);
4845         if (ret == 0 && dev->data->dev_conf.intr_conf.lsc != 0)
4846                 hns3_start_report_lse(dev);
4847 }
4848
4849 static void
4850 hns3_service_handler(void *param)
4851 {
4852         struct rte_eth_dev *eth_dev = (struct rte_eth_dev *)param;
4853         struct hns3_adapter *hns = eth_dev->data->dev_private;
4854         struct hns3_hw *hw = &hns->hw;
4855
4856         if (!hns3_is_reset_pending(hns))
4857                 hns3_update_linkstatus_and_event(hw, true);
4858         else
4859                 hns3_warn(hw, "Cancel the query when reset is pending");
4860
4861         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, eth_dev);
4862 }
4863
4864 static int
4865 hns3_init_hardware(struct hns3_adapter *hns)
4866 {
4867         struct hns3_hw *hw = &hns->hw;
4868         int ret;
4869
4870         ret = hns3_map_tqp(hw);
4871         if (ret) {
4872                 PMD_INIT_LOG(ERR, "Failed to map tqp: %d", ret);
4873                 return ret;
4874         }
4875
4876         ret = hns3_init_umv_space(hw);
4877         if (ret) {
4878                 PMD_INIT_LOG(ERR, "Failed to init umv space: %d", ret);
4879                 return ret;
4880         }
4881
4882         ret = hns3_mac_init(hw);
4883         if (ret) {
4884                 PMD_INIT_LOG(ERR, "Failed to init MAC: %d", ret);
4885                 goto err_mac_init;
4886         }
4887
4888         ret = hns3_init_mgr_tbl(hw);
4889         if (ret) {
4890                 PMD_INIT_LOG(ERR, "Failed to init manager table: %d", ret);
4891                 goto err_mac_init;
4892         }
4893
4894         ret = hns3_promisc_init(hw);
4895         if (ret) {
4896                 PMD_INIT_LOG(ERR, "Failed to init promisc: %d",
4897                              ret);
4898                 goto err_mac_init;
4899         }
4900
4901         ret = hns3_init_vlan_config(hns);
4902         if (ret) {
4903                 PMD_INIT_LOG(ERR, "Failed to init vlan: %d", ret);
4904                 goto err_mac_init;
4905         }
4906
4907         ret = hns3_dcb_init(hw);
4908         if (ret) {
4909                 PMD_INIT_LOG(ERR, "Failed to init dcb: %d", ret);
4910                 goto err_mac_init;
4911         }
4912
4913         ret = hns3_init_fd_config(hns);
4914         if (ret) {
4915                 PMD_INIT_LOG(ERR, "Failed to init flow director: %d", ret);
4916                 goto err_mac_init;
4917         }
4918
4919         ret = hns3_config_tso(hw, HNS3_TSO_MSS_MIN, HNS3_TSO_MSS_MAX);
4920         if (ret) {
4921                 PMD_INIT_LOG(ERR, "Failed to config tso: %d", ret);
4922                 goto err_mac_init;
4923         }
4924
4925         ret = hns3_config_gro(hw, false);
4926         if (ret) {
4927                 PMD_INIT_LOG(ERR, "Failed to config gro: %d", ret);
4928                 goto err_mac_init;
4929         }
4930
4931         /*
4932          * In the initialization clearing the all hardware mapping relationship
4933          * configurations between queues and interrupt vectors is needed, so
4934          * some error caused by the residual configurations, such as the
4935          * unexpected interrupt, can be avoid.
4936          */
4937         ret = hns3_init_ring_with_vector(hw);
4938         if (ret) {
4939                 PMD_INIT_LOG(ERR, "Failed to init ring intr vector: %d", ret);
4940                 goto err_mac_init;
4941         }
4942
4943         return 0;
4944
4945 err_mac_init:
4946         hns3_uninit_umv_space(hw);
4947         return ret;
4948 }
4949
4950 static int
4951 hns3_clear_hw(struct hns3_hw *hw)
4952 {
4953         struct hns3_cmd_desc desc;
4954         int ret;
4955
4956         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CLEAR_HW_STATE, false);
4957
4958         ret = hns3_cmd_send(hw, &desc, 1);
4959         if (ret && ret != -EOPNOTSUPP)
4960                 return ret;
4961
4962         return 0;
4963 }
4964
4965 static void
4966 hns3_config_all_msix_error(struct hns3_hw *hw, bool enable)
4967 {
4968         uint32_t val;
4969
4970         /*
4971          * The new firmware support report more hardware error types by
4972          * msix mode. These errors are defined as RAS errors in hardware
4973          * and belong to a different type from the MSI-x errors processed
4974          * by the network driver.
4975          *
4976          * Network driver should open the new error report on initialization.
4977          */
4978         val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
4979         hns3_set_bit(val, HNS3_VECTOR0_ALL_MSIX_ERR_B, enable ? 1 : 0);
4980         hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, val);
4981 }
4982
4983 static uint32_t
4984 hns3_set_firber_default_support_speed(struct hns3_hw *hw)
4985 {
4986         struct hns3_mac *mac = &hw->mac;
4987
4988         switch (mac->link_speed) {
4989         case RTE_ETH_SPEED_NUM_1G:
4990                 return HNS3_FIBER_LINK_SPEED_1G_BIT;
4991         case RTE_ETH_SPEED_NUM_10G:
4992                 return HNS3_FIBER_LINK_SPEED_10G_BIT;
4993         case RTE_ETH_SPEED_NUM_25G:
4994                 return HNS3_FIBER_LINK_SPEED_25G_BIT;
4995         case RTE_ETH_SPEED_NUM_40G:
4996                 return HNS3_FIBER_LINK_SPEED_40G_BIT;
4997         case RTE_ETH_SPEED_NUM_50G:
4998                 return HNS3_FIBER_LINK_SPEED_50G_BIT;
4999         case RTE_ETH_SPEED_NUM_100G:
5000                 return HNS3_FIBER_LINK_SPEED_100G_BIT;
5001         case RTE_ETH_SPEED_NUM_200G:
5002                 return HNS3_FIBER_LINK_SPEED_200G_BIT;
5003         default:
5004                 hns3_warn(hw, "invalid speed %u Mbps.", mac->link_speed);
5005                 return 0;
5006         }
5007 }
5008
5009 /*
5010  * Validity of supported_speed for firber and copper media type can be
5011  * guaranteed by the following policy:
5012  * Copper:
5013  *       Although the initialization of the phy in the firmware may not be
5014  *       completed, the firmware can guarantees that the supported_speed is
5015  *       an valid value.
5016  * Firber:
5017  *       If the version of firmware supports the acitive query way of the
5018  *       HNS3_OPC_GET_SFP_INFO opcode, the supported_speed can be obtained
5019  *       through it. If unsupported, use the SFP's speed as the value of the
5020  *       supported_speed.
5021  */
5022 static int
5023 hns3_get_port_supported_speed(struct rte_eth_dev *eth_dev)
5024 {
5025         struct hns3_adapter *hns = eth_dev->data->dev_private;
5026         struct hns3_hw *hw = &hns->hw;
5027         struct hns3_mac *mac = &hw->mac;
5028         int ret;
5029
5030         ret = hns3_update_link_info(eth_dev);
5031         if (ret)
5032                 return ret;
5033
5034         if (mac->media_type == HNS3_MEDIA_TYPE_FIBER) {
5035                 /*
5036                  * Some firmware does not support the report of supported_speed,
5037                  * and only report the effective speed of SFP. In this case, it
5038                  * is necessary to use the SFP's speed as the supported_speed.
5039                  */
5040                 if (mac->supported_speed == 0)
5041                         mac->supported_speed =
5042                                 hns3_set_firber_default_support_speed(hw);
5043         }
5044
5045         return 0;
5046 }
5047
5048 static void
5049 hns3_get_fc_autoneg_capability(struct hns3_adapter *hns)
5050 {
5051         struct hns3_mac *mac = &hns->hw.mac;
5052
5053         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER) {
5054                 hns->pf.support_fc_autoneg = true;
5055                 return;
5056         }
5057
5058         /*
5059          * Flow control auto-negotiation requires the cooperation of the driver
5060          * and firmware. Currently, the optical port does not support flow
5061          * control auto-negotiation.
5062          */
5063         hns->pf.support_fc_autoneg = false;
5064 }
5065
5066 static int
5067 hns3_init_pf(struct rte_eth_dev *eth_dev)
5068 {
5069         struct rte_device *dev = eth_dev->device;
5070         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
5071         struct hns3_adapter *hns = eth_dev->data->dev_private;
5072         struct hns3_hw *hw = &hns->hw;
5073         int ret;
5074
5075         PMD_INIT_FUNC_TRACE();
5076
5077         /* Get hardware io base address from pcie BAR2 IO space */
5078         hw->io_base = pci_dev->mem_resource[2].addr;
5079
5080         /* Firmware command queue initialize */
5081         ret = hns3_cmd_init_queue(hw);
5082         if (ret) {
5083                 PMD_INIT_LOG(ERR, "Failed to init cmd queue: %d", ret);
5084                 goto err_cmd_init_queue;
5085         }
5086
5087         hns3_clear_all_event_cause(hw);
5088
5089         /* Firmware command initialize */
5090         ret = hns3_cmd_init(hw);
5091         if (ret) {
5092                 PMD_INIT_LOG(ERR, "Failed to init cmd: %d", ret);
5093                 goto err_cmd_init;
5094         }
5095
5096         hns3_tx_push_init(eth_dev);
5097
5098         /*
5099          * To ensure that the hardware environment is clean during
5100          * initialization, the driver actively clear the hardware environment
5101          * during initialization, including PF and corresponding VFs' vlan, mac,
5102          * flow table configurations, etc.
5103          */
5104         ret = hns3_clear_hw(hw);
5105         if (ret) {
5106                 PMD_INIT_LOG(ERR, "failed to clear hardware: %d", ret);
5107                 goto err_cmd_init;
5108         }
5109
5110         /* Hardware statistics of imissed registers cleared. */
5111         ret = hns3_update_imissed_stats(hw, true);
5112         if (ret) {
5113                 hns3_err(hw, "clear imissed stats failed, ret = %d", ret);
5114                 goto err_cmd_init;
5115         }
5116
5117         hns3_config_all_msix_error(hw, true);
5118
5119         ret = rte_intr_callback_register(pci_dev->intr_handle,
5120                                          hns3_interrupt_handler,
5121                                          eth_dev);
5122         if (ret) {
5123                 PMD_INIT_LOG(ERR, "Failed to register intr: %d", ret);
5124                 goto err_intr_callback_register;
5125         }
5126
5127         ret = hns3_ptp_init(hw);
5128         if (ret)
5129                 goto err_get_config;
5130
5131         /* Enable interrupt */
5132         rte_intr_enable(pci_dev->intr_handle);
5133         hns3_pf_enable_irq0(hw);
5134
5135         /* Get configuration */
5136         ret = hns3_get_configuration(hw);
5137         if (ret) {
5138                 PMD_INIT_LOG(ERR, "Failed to fetch configuration: %d", ret);
5139                 goto err_get_config;
5140         }
5141
5142         ret = hns3_tqp_stats_init(hw);
5143         if (ret)
5144                 goto err_get_config;
5145
5146         ret = hns3_init_hardware(hns);
5147         if (ret) {
5148                 PMD_INIT_LOG(ERR, "Failed to init hardware: %d", ret);
5149                 goto err_init_hw;
5150         }
5151
5152         /* Initialize flow director filter list & hash */
5153         ret = hns3_fdir_filter_init(hns);
5154         if (ret) {
5155                 PMD_INIT_LOG(ERR, "Failed to alloc hashmap for fdir: %d", ret);
5156                 goto err_fdir;
5157         }
5158
5159         hns3_rss_set_default_args(hw);
5160
5161         ret = hns3_enable_hw_error_intr(hns, true);
5162         if (ret) {
5163                 PMD_INIT_LOG(ERR, "fail to enable hw error interrupts: %d",
5164                              ret);
5165                 goto err_enable_intr;
5166         }
5167
5168         ret = hns3_get_port_supported_speed(eth_dev);
5169         if (ret) {
5170                 PMD_INIT_LOG(ERR, "failed to get speed capabilities supported "
5171                              "by device, ret = %d.", ret);
5172                 goto err_supported_speed;
5173         }
5174
5175         hns3_get_fc_autoneg_capability(hns);
5176
5177         hns3_tm_conf_init(eth_dev);
5178
5179         return 0;
5180
5181 err_supported_speed:
5182         (void)hns3_enable_hw_error_intr(hns, false);
5183 err_enable_intr:
5184         hns3_fdir_filter_uninit(hns);
5185 err_fdir:
5186         hns3_uninit_umv_space(hw);
5187 err_init_hw:
5188         hns3_tqp_stats_uninit(hw);
5189 err_get_config:
5190         hns3_pf_disable_irq0(hw);
5191         rte_intr_disable(pci_dev->intr_handle);
5192         hns3_intr_unregister(pci_dev->intr_handle, hns3_interrupt_handler,
5193                              eth_dev);
5194 err_intr_callback_register:
5195 err_cmd_init:
5196         hns3_cmd_uninit(hw);
5197         hns3_cmd_destroy_queue(hw);
5198 err_cmd_init_queue:
5199         hw->io_base = NULL;
5200
5201         return ret;
5202 }
5203
5204 static void
5205 hns3_uninit_pf(struct rte_eth_dev *eth_dev)
5206 {
5207         struct hns3_adapter *hns = eth_dev->data->dev_private;
5208         struct rte_device *dev = eth_dev->device;
5209         struct rte_pci_device *pci_dev = RTE_DEV_TO_PCI(dev);
5210         struct hns3_hw *hw = &hns->hw;
5211
5212         PMD_INIT_FUNC_TRACE();
5213
5214         hns3_tm_conf_uninit(eth_dev);
5215         hns3_enable_hw_error_intr(hns, false);
5216         hns3_rss_uninit(hns);
5217         (void)hns3_config_gro(hw, false);
5218         hns3_promisc_uninit(hw);
5219         hns3_flow_uninit(eth_dev);
5220         hns3_fdir_filter_uninit(hns);
5221         hns3_uninit_umv_space(hw);
5222         hns3_tqp_stats_uninit(hw);
5223         hns3_config_mac_tnl_int(hw, false);
5224         hns3_pf_disable_irq0(hw);
5225         rte_intr_disable(pci_dev->intr_handle);
5226         hns3_intr_unregister(pci_dev->intr_handle, hns3_interrupt_handler,
5227                              eth_dev);
5228         hns3_config_all_msix_error(hw, false);
5229         hns3_cmd_uninit(hw);
5230         hns3_cmd_destroy_queue(hw);
5231         hw->io_base = NULL;
5232 }
5233
5234 static uint32_t
5235 hns3_convert_link_speeds2bitmap_copper(uint32_t link_speeds)
5236 {
5237         uint32_t speed_bit;
5238
5239         switch (link_speeds & ~RTE_ETH_LINK_SPEED_FIXED) {
5240         case RTE_ETH_LINK_SPEED_10M:
5241                 speed_bit = HNS3_PHY_LINK_SPEED_10M_BIT;
5242                 break;
5243         case RTE_ETH_LINK_SPEED_10M_HD:
5244                 speed_bit = HNS3_PHY_LINK_SPEED_10M_HD_BIT;
5245                 break;
5246         case RTE_ETH_LINK_SPEED_100M:
5247                 speed_bit = HNS3_PHY_LINK_SPEED_100M_BIT;
5248                 break;
5249         case RTE_ETH_LINK_SPEED_100M_HD:
5250                 speed_bit = HNS3_PHY_LINK_SPEED_100M_HD_BIT;
5251                 break;
5252         case RTE_ETH_LINK_SPEED_1G:
5253                 speed_bit = HNS3_PHY_LINK_SPEED_1000M_BIT;
5254                 break;
5255         default:
5256                 speed_bit = 0;
5257                 break;
5258         }
5259
5260         return speed_bit;
5261 }
5262
5263 static uint32_t
5264 hns3_convert_link_speeds2bitmap_fiber(uint32_t link_speeds)
5265 {
5266         uint32_t speed_bit;
5267
5268         switch (link_speeds & ~RTE_ETH_LINK_SPEED_FIXED) {
5269         case RTE_ETH_LINK_SPEED_1G:
5270                 speed_bit = HNS3_FIBER_LINK_SPEED_1G_BIT;
5271                 break;
5272         case RTE_ETH_LINK_SPEED_10G:
5273                 speed_bit = HNS3_FIBER_LINK_SPEED_10G_BIT;
5274                 break;
5275         case RTE_ETH_LINK_SPEED_25G:
5276                 speed_bit = HNS3_FIBER_LINK_SPEED_25G_BIT;
5277                 break;
5278         case RTE_ETH_LINK_SPEED_40G:
5279                 speed_bit = HNS3_FIBER_LINK_SPEED_40G_BIT;
5280                 break;
5281         case RTE_ETH_LINK_SPEED_50G:
5282                 speed_bit = HNS3_FIBER_LINK_SPEED_50G_BIT;
5283                 break;
5284         case RTE_ETH_LINK_SPEED_100G:
5285                 speed_bit = HNS3_FIBER_LINK_SPEED_100G_BIT;
5286                 break;
5287         case RTE_ETH_LINK_SPEED_200G:
5288                 speed_bit = HNS3_FIBER_LINK_SPEED_200G_BIT;
5289                 break;
5290         default:
5291                 speed_bit = 0;
5292                 break;
5293         }
5294
5295         return speed_bit;
5296 }
5297
5298 static int
5299 hns3_check_port_speed(struct hns3_hw *hw, uint32_t link_speeds)
5300 {
5301         struct hns3_mac *mac = &hw->mac;
5302         uint32_t supported_speed = mac->supported_speed;
5303         uint32_t speed_bit = 0;
5304
5305         if (mac->media_type == HNS3_MEDIA_TYPE_COPPER)
5306                 speed_bit = hns3_convert_link_speeds2bitmap_copper(link_speeds);
5307         else if (mac->media_type == HNS3_MEDIA_TYPE_FIBER)
5308                 speed_bit = hns3_convert_link_speeds2bitmap_fiber(link_speeds);
5309
5310         if (!(speed_bit & supported_speed)) {
5311                 hns3_err(hw, "link_speeds(0x%x) exceeds the supported speed capability or is incorrect.",
5312                          link_speeds);
5313                 return -EINVAL;
5314         }
5315
5316         return 0;
5317 }
5318
5319 static inline uint32_t
5320 hns3_get_link_speed(uint32_t link_speeds)
5321 {
5322         uint32_t speed = RTE_ETH_SPEED_NUM_NONE;
5323
5324         if (link_speeds & RTE_ETH_LINK_SPEED_10M ||
5325             link_speeds & RTE_ETH_LINK_SPEED_10M_HD)
5326                 speed = RTE_ETH_SPEED_NUM_10M;
5327         if (link_speeds & RTE_ETH_LINK_SPEED_100M ||
5328             link_speeds & RTE_ETH_LINK_SPEED_100M_HD)
5329                 speed = RTE_ETH_SPEED_NUM_100M;
5330         if (link_speeds & RTE_ETH_LINK_SPEED_1G)
5331                 speed = RTE_ETH_SPEED_NUM_1G;
5332         if (link_speeds & RTE_ETH_LINK_SPEED_10G)
5333                 speed = RTE_ETH_SPEED_NUM_10G;
5334         if (link_speeds & RTE_ETH_LINK_SPEED_25G)
5335                 speed = RTE_ETH_SPEED_NUM_25G;
5336         if (link_speeds & RTE_ETH_LINK_SPEED_40G)
5337                 speed = RTE_ETH_SPEED_NUM_40G;
5338         if (link_speeds & RTE_ETH_LINK_SPEED_50G)
5339                 speed = RTE_ETH_SPEED_NUM_50G;
5340         if (link_speeds & RTE_ETH_LINK_SPEED_100G)
5341                 speed = RTE_ETH_SPEED_NUM_100G;
5342         if (link_speeds & RTE_ETH_LINK_SPEED_200G)
5343                 speed = RTE_ETH_SPEED_NUM_200G;
5344
5345         return speed;
5346 }
5347
5348 static uint8_t
5349 hns3_get_link_duplex(uint32_t link_speeds)
5350 {
5351         if ((link_speeds & RTE_ETH_LINK_SPEED_10M_HD) ||
5352             (link_speeds & RTE_ETH_LINK_SPEED_100M_HD))
5353                 return RTE_ETH_LINK_HALF_DUPLEX;
5354         else
5355                 return RTE_ETH_LINK_FULL_DUPLEX;
5356 }
5357
5358 static int
5359 hns3_set_copper_port_link_speed(struct hns3_hw *hw,
5360                                 struct hns3_set_link_speed_cfg *cfg)
5361 {
5362         struct hns3_cmd_desc desc[HNS3_PHY_PARAM_CFG_BD_NUM];
5363         struct hns3_phy_params_bd0_cmd *req;
5364         uint16_t i;
5365
5366         for (i = 0; i < HNS3_PHY_PARAM_CFG_BD_NUM - 1; i++) {
5367                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG,
5368                                           false);
5369                 desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
5370         }
5371         hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_PHY_PARAM_CFG, false);
5372         req = (struct hns3_phy_params_bd0_cmd *)desc[0].data;
5373         req->autoneg = cfg->autoneg;
5374
5375         /*
5376          * The full speed capability is used to negotiate when
5377          * auto-negotiation is enabled.
5378          */
5379         if (cfg->autoneg) {
5380                 req->advertising = HNS3_PHY_LINK_SPEED_10M_BIT |
5381                                     HNS3_PHY_LINK_SPEED_10M_HD_BIT |
5382                                     HNS3_PHY_LINK_SPEED_100M_BIT |
5383                                     HNS3_PHY_LINK_SPEED_100M_HD_BIT |
5384                                     HNS3_PHY_LINK_SPEED_1000M_BIT;
5385         } else {
5386                 req->speed = cfg->speed;
5387                 req->duplex = cfg->duplex;
5388         }
5389
5390         return hns3_cmd_send(hw, desc, HNS3_PHY_PARAM_CFG_BD_NUM);
5391 }
5392
5393 static int
5394 hns3_set_autoneg(struct hns3_hw *hw, bool enable)
5395 {
5396         struct hns3_config_auto_neg_cmd *req;
5397         struct hns3_cmd_desc desc;
5398         uint32_t flag = 0;
5399         int ret;
5400
5401         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_AN_MODE, false);
5402
5403         req = (struct hns3_config_auto_neg_cmd *)desc.data;
5404         if (enable)
5405                 hns3_set_bit(flag, HNS3_MAC_CFG_AN_EN_B, 1);
5406         req->cfg_an_cmd_flag = rte_cpu_to_le_32(flag);
5407
5408         ret = hns3_cmd_send(hw, &desc, 1);
5409         if (ret)
5410                 hns3_err(hw, "autoneg set cmd failed, ret = %d.", ret);
5411
5412         return ret;
5413 }
5414
5415 static int
5416 hns3_set_fiber_port_link_speed(struct hns3_hw *hw,
5417                                struct hns3_set_link_speed_cfg *cfg)
5418 {
5419         int ret;
5420
5421         if (hw->mac.support_autoneg) {
5422                 ret = hns3_set_autoneg(hw, cfg->autoneg);
5423                 if (ret) {
5424                         hns3_err(hw, "failed to configure auto-negotiation.");
5425                         return ret;
5426                 }
5427
5428                 /*
5429                  * To enable auto-negotiation, we only need to open the switch
5430                  * of auto-negotiation, then firmware sets all speed
5431                  * capabilities.
5432                  */
5433                 if (cfg->autoneg)
5434                         return 0;
5435         }
5436
5437         /*
5438          * Some hardware doesn't support auto-negotiation, but users may not
5439          * configure link_speeds (default 0), which means auto-negotiation.
5440          * In this case, a warning message need to be printed, instead of
5441          * an error.
5442          */
5443         if (cfg->autoneg) {
5444                 hns3_warn(hw, "auto-negotiation is not supported, use default fixed speed!");
5445                 return 0;
5446         }
5447
5448         return hns3_cfg_mac_speed_dup(hw, cfg->speed, cfg->duplex);
5449 }
5450
5451 static int
5452 hns3_set_port_link_speed(struct hns3_hw *hw,
5453                          struct hns3_set_link_speed_cfg *cfg)
5454 {
5455         int ret;
5456
5457         if (hw->mac.media_type == HNS3_MEDIA_TYPE_COPPER) {
5458 #if defined(RTE_HNS3_ONLY_1630_FPGA)
5459                 struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
5460                 if (pf->is_tmp_phy)
5461                         return 0;
5462 #endif
5463
5464                 ret = hns3_set_copper_port_link_speed(hw, cfg);
5465                 if (ret) {
5466                         hns3_err(hw, "failed to set copper port link speed,"
5467                                  "ret = %d.", ret);
5468                         return ret;
5469                 }
5470         } else if (hw->mac.media_type == HNS3_MEDIA_TYPE_FIBER) {
5471                 ret = hns3_set_fiber_port_link_speed(hw, cfg);
5472                 if (ret) {
5473                         hns3_err(hw, "failed to set fiber port link speed,"
5474                                  "ret = %d.", ret);
5475                         return ret;
5476                 }
5477         }
5478
5479         return 0;
5480 }
5481
5482 static int
5483 hns3_apply_link_speed(struct hns3_hw *hw)
5484 {
5485         struct rte_eth_conf *conf = &hw->data->dev_conf;
5486         struct hns3_set_link_speed_cfg cfg;
5487
5488         memset(&cfg, 0, sizeof(struct hns3_set_link_speed_cfg));
5489         cfg.autoneg = (conf->link_speeds == RTE_ETH_LINK_SPEED_AUTONEG) ?
5490                         RTE_ETH_LINK_AUTONEG : RTE_ETH_LINK_FIXED;
5491         if (cfg.autoneg != RTE_ETH_LINK_AUTONEG) {
5492                 cfg.speed = hns3_get_link_speed(conf->link_speeds);
5493                 cfg.duplex = hns3_get_link_duplex(conf->link_speeds);
5494         }
5495
5496         return hns3_set_port_link_speed(hw, &cfg);
5497 }
5498
5499 static int
5500 hns3_do_start(struct hns3_adapter *hns, bool reset_queue)
5501 {
5502         struct hns3_hw *hw = &hns->hw;
5503         bool link_en;
5504         int ret;
5505
5506         ret = hns3_update_queue_map_configure(hns);
5507         if (ret) {
5508                 hns3_err(hw, "failed to update queue mapping configuration, ret = %d",
5509                          ret);
5510                 return ret;
5511         }
5512
5513         /* Note: hns3_tm_conf_update must be called after configuring DCB. */
5514         ret = hns3_tm_conf_update(hw);
5515         if (ret) {
5516                 PMD_INIT_LOG(ERR, "failed to update tm conf, ret = %d.", ret);
5517                 return ret;
5518         }
5519
5520         hns3_enable_rxd_adv_layout(hw);
5521
5522         ret = hns3_init_queues(hns, reset_queue);
5523         if (ret) {
5524                 PMD_INIT_LOG(ERR, "failed to init queues, ret = %d.", ret);
5525                 return ret;
5526         }
5527
5528         link_en = hw->set_link_down ? false : true;
5529         ret = hns3_cfg_mac_mode(hw, link_en);
5530         if (ret) {
5531                 PMD_INIT_LOG(ERR, "failed to enable MAC, ret = %d", ret);
5532                 goto err_config_mac_mode;
5533         }
5534
5535         ret = hns3_apply_link_speed(hw);
5536         if (ret)
5537                 goto err_set_link_speed;
5538
5539         return 0;
5540
5541 err_set_link_speed:
5542         (void)hns3_cfg_mac_mode(hw, false);
5543
5544 err_config_mac_mode:
5545         hns3_dev_release_mbufs(hns);
5546         /*
5547          * Here is exception handling, hns3_reset_all_tqps will have the
5548          * corresponding error message if it is handled incorrectly, so it is
5549          * not necessary to check hns3_reset_all_tqps return value, here keep
5550          * ret as the error code causing the exception.
5551          */
5552         (void)hns3_reset_all_tqps(hns);
5553         return ret;
5554 }
5555
5556 static int
5557 hns3_map_rx_interrupt(struct rte_eth_dev *dev)
5558 {
5559         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5560         struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
5561         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5562         uint16_t base = RTE_INTR_VEC_ZERO_OFFSET;
5563         uint16_t vec = RTE_INTR_VEC_ZERO_OFFSET;
5564         uint32_t intr_vector;
5565         uint16_t q_id;
5566         int ret;
5567
5568         /*
5569          * hns3 needs a separate interrupt to be used as event interrupt which
5570          * could not be shared with task queue pair, so KERNEL drivers need
5571          * support multiple interrupt vectors.
5572          */
5573         if (dev->data->dev_conf.intr_conf.rxq == 0 ||
5574             !rte_intr_cap_multiple(intr_handle))
5575                 return 0;
5576
5577         rte_intr_disable(intr_handle);
5578         intr_vector = hw->used_rx_queues;
5579         /* creates event fd for each intr vector when MSIX is used */
5580         if (rte_intr_efd_enable(intr_handle, intr_vector))
5581                 return -EINVAL;
5582
5583         /* Allocate vector list */
5584         if (rte_intr_vec_list_alloc(intr_handle, "intr_vec",
5585                                     hw->used_rx_queues)) {
5586                 hns3_err(hw, "failed to allocate %u rx_queues intr_vec",
5587                          hw->used_rx_queues);
5588                 ret = -ENOMEM;
5589                 goto alloc_intr_vec_error;
5590         }
5591
5592         if (rte_intr_allow_others(intr_handle)) {
5593                 vec = RTE_INTR_VEC_RXTX_OFFSET;
5594                 base = RTE_INTR_VEC_RXTX_OFFSET;
5595         }
5596
5597         for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5598                 ret = hns3_bind_ring_with_vector(hw, vec, true,
5599                                                  HNS3_RING_TYPE_RX, q_id);
5600                 if (ret)
5601                         goto bind_vector_error;
5602
5603                 if (rte_intr_vec_list_index_set(intr_handle, q_id, vec))
5604                         goto bind_vector_error;
5605                 /*
5606                  * If there are not enough efds (e.g. not enough interrupt),
5607                  * remaining queues will be bond to the last interrupt.
5608                  */
5609                 if (vec < base + rte_intr_nb_efd_get(intr_handle) - 1)
5610                         vec++;
5611         }
5612         rte_intr_enable(intr_handle);
5613         return 0;
5614
5615 bind_vector_error:
5616         rte_intr_vec_list_free(intr_handle);
5617 alloc_intr_vec_error:
5618         rte_intr_efd_disable(intr_handle);
5619         return ret;
5620 }
5621
5622 static int
5623 hns3_restore_rx_interrupt(struct hns3_hw *hw)
5624 {
5625         struct rte_eth_dev *dev = &rte_eth_devices[hw->data->port_id];
5626         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5627         struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
5628         uint16_t q_id;
5629         int ret;
5630
5631         if (dev->data->dev_conf.intr_conf.rxq == 0)
5632                 return 0;
5633
5634         if (rte_intr_dp_is_en(intr_handle)) {
5635                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5636                         ret = hns3_bind_ring_with_vector(hw,
5637                                 rte_intr_vec_list_index_get(intr_handle,
5638                                                                    q_id),
5639                                 true, HNS3_RING_TYPE_RX, q_id);
5640                         if (ret)
5641                                 return ret;
5642                 }
5643         }
5644
5645         return 0;
5646 }
5647
5648 static void
5649 hns3_restore_filter(struct rte_eth_dev *dev)
5650 {
5651         hns3_restore_rss_filter(dev);
5652 }
5653
5654 static int
5655 hns3_dev_start(struct rte_eth_dev *dev)
5656 {
5657         struct hns3_adapter *hns = dev->data->dev_private;
5658         struct hns3_hw *hw = &hns->hw;
5659         bool old_state = hw->set_link_down;
5660         int ret;
5661
5662         PMD_INIT_FUNC_TRACE();
5663         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED))
5664                 return -EBUSY;
5665
5666         rte_spinlock_lock(&hw->lock);
5667         hw->adapter_state = HNS3_NIC_STARTING;
5668
5669         /*
5670          * If the dev_set_link_down() API has been called, the "set_link_down"
5671          * flag can be cleared by dev_start() API. In addition, the flag should
5672          * also be cleared before calling hns3_do_start() so that MAC can be
5673          * enabled in dev_start stage.
5674          */
5675         hw->set_link_down = false;
5676         ret = hns3_do_start(hns, true);
5677         if (ret)
5678                 goto do_start_fail;
5679
5680         ret = hns3_map_rx_interrupt(dev);
5681         if (ret)
5682                 goto map_rx_inter_err;
5683
5684         /*
5685          * There are three register used to control the status of a TQP
5686          * (contains a pair of Tx queue and Rx queue) in the new version network
5687          * engine. One is used to control the enabling of Tx queue, the other is
5688          * used to control the enabling of Rx queue, and the last is the master
5689          * switch used to control the enabling of the tqp. The Tx register and
5690          * TQP register must be enabled at the same time to enable a Tx queue.
5691          * The same applies to the Rx queue. For the older network engine, this
5692          * function only refresh the enabled flag, and it is used to update the
5693          * status of queue in the dpdk framework.
5694          */
5695         ret = hns3_start_all_txqs(dev);
5696         if (ret)
5697                 goto map_rx_inter_err;
5698
5699         ret = hns3_start_all_rxqs(dev);
5700         if (ret)
5701                 goto start_all_rxqs_fail;
5702
5703         hw->adapter_state = HNS3_NIC_STARTED;
5704         rte_spinlock_unlock(&hw->lock);
5705
5706         hns3_rx_scattered_calc(dev);
5707         hns3_set_rxtx_function(dev);
5708         hns3_mp_req_start_rxtx(dev);
5709
5710         hns3_restore_filter(dev);
5711
5712         /* Enable interrupt of all rx queues before enabling queues */
5713         hns3_dev_all_rx_queue_intr_enable(hw, true);
5714
5715         /*
5716          * After finished the initialization, enable tqps to receive/transmit
5717          * packets and refresh all queue status.
5718          */
5719         hns3_start_tqps(hw);
5720
5721         hns3_tm_dev_start_proc(hw);
5722
5723         if (dev->data->dev_conf.intr_conf.lsc != 0)
5724                 hns3_dev_link_update(dev, 0);
5725         rte_eal_alarm_set(HNS3_SERVICE_INTERVAL, hns3_service_handler, dev);
5726
5727         hns3_info(hw, "hns3 dev start successful!");
5728
5729         return 0;
5730
5731 start_all_rxqs_fail:
5732         hns3_stop_all_txqs(dev);
5733 map_rx_inter_err:
5734         (void)hns3_do_stop(hns);
5735 do_start_fail:
5736         hw->set_link_down = old_state;
5737         hw->adapter_state = HNS3_NIC_CONFIGURED;
5738         rte_spinlock_unlock(&hw->lock);
5739
5740         return ret;
5741 }
5742
5743 static int
5744 hns3_do_stop(struct hns3_adapter *hns)
5745 {
5746         struct hns3_hw *hw = &hns->hw;
5747         int ret;
5748
5749         /*
5750          * The "hns3_do_stop" function will also be called by .stop_service to
5751          * prepare reset. At the time of global or IMP reset, the command cannot
5752          * be sent to stop the tx/rx queues. The mbuf in Tx/Rx queues may be
5753          * accessed during the reset process. So the mbuf can not be released
5754          * during reset and is required to be released after the reset is
5755          * completed.
5756          */
5757         if (__atomic_load_n(&hw->reset.resetting,  __ATOMIC_RELAXED) == 0)
5758                 hns3_dev_release_mbufs(hns);
5759
5760         ret = hns3_cfg_mac_mode(hw, false);
5761         if (ret)
5762                 return ret;
5763         hw->mac.link_status = RTE_ETH_LINK_DOWN;
5764
5765         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0) {
5766                 hns3_configure_all_mac_addr(hns, true);
5767                 ret = hns3_reset_all_tqps(hns);
5768                 if (ret) {
5769                         hns3_err(hw, "failed to reset all queues ret = %d.",
5770                                  ret);
5771                         return ret;
5772                 }
5773         }
5774
5775         return 0;
5776 }
5777
5778 static void
5779 hns3_unmap_rx_interrupt(struct rte_eth_dev *dev)
5780 {
5781         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
5782         struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
5783         struct hns3_adapter *hns = dev->data->dev_private;
5784         struct hns3_hw *hw = &hns->hw;
5785         uint8_t base = RTE_INTR_VEC_ZERO_OFFSET;
5786         uint8_t vec = RTE_INTR_VEC_ZERO_OFFSET;
5787         uint16_t q_id;
5788
5789         if (dev->data->dev_conf.intr_conf.rxq == 0)
5790                 return;
5791
5792         /* unmap the ring with vector */
5793         if (rte_intr_allow_others(intr_handle)) {
5794                 vec = RTE_INTR_VEC_RXTX_OFFSET;
5795                 base = RTE_INTR_VEC_RXTX_OFFSET;
5796         }
5797         if (rte_intr_dp_is_en(intr_handle)) {
5798                 for (q_id = 0; q_id < hw->used_rx_queues; q_id++) {
5799                         (void)hns3_bind_ring_with_vector(hw, vec, false,
5800                                                          HNS3_RING_TYPE_RX,
5801                                                          q_id);
5802                         if (vec < base + rte_intr_nb_efd_get(intr_handle)
5803                                                                         - 1)
5804                                 vec++;
5805                 }
5806         }
5807         /* Clean datapath event and queue/vec mapping */
5808         rte_intr_efd_disable(intr_handle);
5809         rte_intr_vec_list_free(intr_handle);
5810 }
5811
5812 static int
5813 hns3_dev_stop(struct rte_eth_dev *dev)
5814 {
5815         struct hns3_adapter *hns = dev->data->dev_private;
5816         struct hns3_hw *hw = &hns->hw;
5817
5818         PMD_INIT_FUNC_TRACE();
5819         dev->data->dev_started = 0;
5820
5821         hw->adapter_state = HNS3_NIC_STOPPING;
5822         hns3_set_rxtx_function(dev);
5823         rte_wmb();
5824         /* Disable datapath on secondary process. */
5825         hns3_mp_req_stop_rxtx(dev);
5826         /* Prevent crashes when queues are still in use. */
5827         rte_delay_ms(hw->cfg_max_queues);
5828
5829         rte_spinlock_lock(&hw->lock);
5830         if (__atomic_load_n(&hw->reset.resetting, __ATOMIC_RELAXED) == 0) {
5831                 hns3_tm_dev_stop_proc(hw);
5832                 hns3_config_mac_tnl_int(hw, false);
5833                 hns3_stop_tqps(hw);
5834                 hns3_do_stop(hns);
5835                 hns3_unmap_rx_interrupt(dev);
5836                 hw->adapter_state = HNS3_NIC_CONFIGURED;
5837         }
5838         hns3_rx_scattered_reset(dev);
5839         rte_eal_alarm_cancel(hns3_service_handler, dev);
5840         hns3_stop_report_lse(dev);
5841         rte_spinlock_unlock(&hw->lock);
5842
5843         return 0;
5844 }
5845
5846 static int
5847 hns3_dev_close(struct rte_eth_dev *eth_dev)
5848 {
5849         struct hns3_adapter *hns = eth_dev->data->dev_private;
5850         struct hns3_hw *hw = &hns->hw;
5851         int ret = 0;
5852
5853         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
5854                 return 0;
5855
5856         if (hw->adapter_state == HNS3_NIC_STARTED)
5857                 ret = hns3_dev_stop(eth_dev);
5858
5859         hw->adapter_state = HNS3_NIC_CLOSING;
5860         hns3_reset_abort(hns);
5861         hw->adapter_state = HNS3_NIC_CLOSED;
5862
5863         hns3_configure_all_mc_mac_addr(hns, true);
5864         hns3_remove_all_vlan_table(hns);
5865         hns3_vlan_txvlan_cfg(hns, HNS3_PORT_BASE_VLAN_DISABLE, 0);
5866         hns3_uninit_pf(eth_dev);
5867         hns3_free_all_queues(eth_dev);
5868         rte_free(hw->reset.wait_data);
5869         hns3_mp_uninit_primary();
5870         hns3_warn(hw, "Close port %u finished", hw->data->port_id);
5871
5872         return ret;
5873 }
5874
5875 static void
5876 hns3_get_autoneg_rxtx_pause_copper(struct hns3_hw *hw, bool *rx_pause,
5877                                    bool *tx_pause)
5878 {
5879         struct hns3_mac *mac = &hw->mac;
5880         uint32_t advertising = mac->advertising;
5881         uint32_t lp_advertising = mac->lp_advertising;
5882         *rx_pause = false;
5883         *tx_pause = false;
5884
5885         if (advertising & lp_advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT) {
5886                 *rx_pause = true;
5887                 *tx_pause = true;
5888         } else if (advertising & lp_advertising &
5889                    HNS3_PHY_LINK_MODE_ASYM_PAUSE_BIT) {
5890                 if (advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT)
5891                         *rx_pause = true;
5892                 else if (lp_advertising & HNS3_PHY_LINK_MODE_PAUSE_BIT)
5893                         *tx_pause = true;
5894         }
5895 }
5896
5897 static enum hns3_fc_mode
5898 hns3_get_autoneg_fc_mode(struct hns3_hw *hw)
5899 {
5900         enum hns3_fc_mode current_mode;
5901         bool rx_pause = false;
5902         bool tx_pause = false;
5903
5904         switch (hw->mac.media_type) {
5905         case HNS3_MEDIA_TYPE_COPPER:
5906                 hns3_get_autoneg_rxtx_pause_copper(hw, &rx_pause, &tx_pause);
5907                 break;
5908
5909         /*
5910          * Flow control auto-negotiation is not supported for fiber and
5911          * backpalne media type.
5912          */
5913         case HNS3_MEDIA_TYPE_FIBER:
5914         case HNS3_MEDIA_TYPE_BACKPLANE:
5915                 hns3_err(hw, "autoneg FC mode can't be obtained, but flow control auto-negotiation is enabled.");
5916                 current_mode = hw->requested_fc_mode;
5917                 goto out;
5918         default:
5919                 hns3_err(hw, "autoneg FC mode can't be obtained for unknown media type(%u).",
5920                          hw->mac.media_type);
5921                 current_mode = HNS3_FC_NONE;
5922                 goto out;
5923         }
5924
5925         if (rx_pause && tx_pause)
5926                 current_mode = HNS3_FC_FULL;
5927         else if (rx_pause)
5928                 current_mode = HNS3_FC_RX_PAUSE;
5929         else if (tx_pause)
5930                 current_mode = HNS3_FC_TX_PAUSE;
5931         else
5932                 current_mode = HNS3_FC_NONE;
5933
5934 out:
5935         return current_mode;
5936 }
5937
5938 static enum hns3_fc_mode
5939 hns3_get_current_fc_mode(struct rte_eth_dev *dev)
5940 {
5941         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5942         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5943         struct hns3_mac *mac = &hw->mac;
5944
5945         /*
5946          * When the flow control mode is obtained, the device may not complete
5947          * auto-negotiation. It is necessary to wait for link establishment.
5948          */
5949         (void)hns3_dev_link_update(dev, 1);
5950
5951         /*
5952          * If the link auto-negotiation of the nic is disabled, or the flow
5953          * control auto-negotiation is not supported, the forced flow control
5954          * mode is used.
5955          */
5956         if (mac->link_autoneg == 0 || !pf->support_fc_autoneg)
5957                 return hw->requested_fc_mode;
5958
5959         return hns3_get_autoneg_fc_mode(hw);
5960 }
5961
5962 static int
5963 hns3_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
5964 {
5965         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
5966         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
5967         enum hns3_fc_mode current_mode;
5968
5969         current_mode = hns3_get_current_fc_mode(dev);
5970         switch (current_mode) {
5971         case HNS3_FC_FULL:
5972                 fc_conf->mode = RTE_ETH_FC_FULL;
5973                 break;
5974         case HNS3_FC_TX_PAUSE:
5975                 fc_conf->mode = RTE_ETH_FC_TX_PAUSE;
5976                 break;
5977         case HNS3_FC_RX_PAUSE:
5978                 fc_conf->mode = RTE_ETH_FC_RX_PAUSE;
5979                 break;
5980         case HNS3_FC_NONE:
5981         default:
5982                 fc_conf->mode = RTE_ETH_FC_NONE;
5983                 break;
5984         }
5985
5986         fc_conf->pause_time = pf->pause_time;
5987         fc_conf->autoneg = pf->support_fc_autoneg ? hw->mac.link_autoneg : 0;
5988
5989         return 0;
5990 }
5991
5992 static int
5993 hns3_check_fc_autoneg_valid(struct hns3_hw *hw, uint8_t autoneg)
5994 {
5995         struct hns3_pf *pf = HNS3_DEV_HW_TO_PF(hw);
5996
5997         if (!pf->support_fc_autoneg) {
5998                 if (autoneg != 0) {
5999                         hns3_err(hw, "unsupported fc auto-negotiation setting.");
6000                         return -EOPNOTSUPP;
6001                 }
6002
6003                 /*
6004                  * Flow control auto-negotiation of the NIC is not supported,
6005                  * but other auto-negotiation features may be supported.
6006                  */
6007                 if (autoneg != hw->mac.link_autoneg) {
6008                         hns3_err(hw, "please use 'link_speeds' in struct rte_eth_conf to disable autoneg!");
6009                         return -EOPNOTSUPP;
6010                 }
6011
6012                 return 0;
6013         }
6014
6015         /*
6016          * If flow control auto-negotiation of the NIC is supported, all
6017          * auto-negotiation features are supported.
6018          */
6019         if (autoneg != hw->mac.link_autoneg) {
6020                 hns3_err(hw, "please use 'link_speeds' in struct rte_eth_conf to change autoneg!");
6021                 return -EOPNOTSUPP;
6022         }
6023
6024         return 0;
6025 }
6026
6027 static int
6028 hns3_flow_ctrl_set(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
6029 {
6030         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6031         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
6032         int ret;
6033
6034         if (fc_conf->high_water || fc_conf->low_water ||
6035             fc_conf->send_xon || fc_conf->mac_ctrl_frame_fwd) {
6036                 hns3_err(hw, "Unsupported flow control settings specified, "
6037                          "high_water(%u), low_water(%u), send_xon(%u) and "
6038                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
6039                          fc_conf->high_water, fc_conf->low_water,
6040                          fc_conf->send_xon, fc_conf->mac_ctrl_frame_fwd);
6041                 return -EINVAL;
6042         }
6043
6044         ret = hns3_check_fc_autoneg_valid(hw, fc_conf->autoneg);
6045         if (ret)
6046                 return ret;
6047
6048         if (!fc_conf->pause_time) {
6049                 hns3_err(hw, "Invalid pause time %u setting.",
6050                          fc_conf->pause_time);
6051                 return -EINVAL;
6052         }
6053
6054         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
6055             hw->current_fc_status == HNS3_FC_STATUS_MAC_PAUSE)) {
6056                 hns3_err(hw, "PFC is enabled. Cannot set MAC pause. "
6057                          "current_fc_status = %d", hw->current_fc_status);
6058                 return -EOPNOTSUPP;
6059         }
6060
6061         if (hw->num_tc > 1 && !pf->support_multi_tc_pause) {
6062                 hns3_err(hw, "in multi-TC scenarios, MAC pause is not supported.");
6063                 return -EOPNOTSUPP;
6064         }
6065
6066         rte_spinlock_lock(&hw->lock);
6067         ret = hns3_fc_enable(dev, fc_conf);
6068         rte_spinlock_unlock(&hw->lock);
6069
6070         return ret;
6071 }
6072
6073 static int
6074 hns3_priority_flow_ctrl_set(struct rte_eth_dev *dev,
6075                             struct rte_eth_pfc_conf *pfc_conf)
6076 {
6077         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6078         int ret;
6079
6080         if (!hns3_dev_get_support(hw, DCB)) {
6081                 hns3_err(hw, "This port does not support dcb configurations.");
6082                 return -EOPNOTSUPP;
6083         }
6084
6085         if (pfc_conf->fc.high_water || pfc_conf->fc.low_water ||
6086             pfc_conf->fc.send_xon || pfc_conf->fc.mac_ctrl_frame_fwd) {
6087                 hns3_err(hw, "Unsupported flow control settings specified, "
6088                          "high_water(%u), low_water(%u), send_xon(%u) and "
6089                          "mac_ctrl_frame_fwd(%u) must be set to '0'",
6090                          pfc_conf->fc.high_water, pfc_conf->fc.low_water,
6091                          pfc_conf->fc.send_xon,
6092                          pfc_conf->fc.mac_ctrl_frame_fwd);
6093                 return -EINVAL;
6094         }
6095         if (pfc_conf->fc.autoneg) {
6096                 hns3_err(hw, "Unsupported fc auto-negotiation setting.");
6097                 return -EINVAL;
6098         }
6099         if (pfc_conf->fc.pause_time == 0) {
6100                 hns3_err(hw, "Invalid pause time %u setting.",
6101                          pfc_conf->fc.pause_time);
6102                 return -EINVAL;
6103         }
6104
6105         if (!(hw->current_fc_status == HNS3_FC_STATUS_NONE ||
6106             hw->current_fc_status == HNS3_FC_STATUS_PFC)) {
6107                 hns3_err(hw, "MAC pause is enabled. Cannot set PFC."
6108                              "current_fc_status = %d", hw->current_fc_status);
6109                 return -EOPNOTSUPP;
6110         }
6111
6112         rte_spinlock_lock(&hw->lock);
6113         ret = hns3_dcb_pfc_enable(dev, pfc_conf);
6114         rte_spinlock_unlock(&hw->lock);
6115
6116         return ret;
6117 }
6118
6119 static int
6120 hns3_get_dcb_info(struct rte_eth_dev *dev, struct rte_eth_dcb_info *dcb_info)
6121 {
6122         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6123         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(dev->data->dev_private);
6124         enum rte_eth_rx_mq_mode mq_mode = dev->data->dev_conf.rxmode.mq_mode;
6125         int i;
6126
6127         rte_spinlock_lock(&hw->lock);
6128         if ((uint32_t)mq_mode & RTE_ETH_MQ_RX_DCB_FLAG)
6129                 dcb_info->nb_tcs = pf->local_max_tc;
6130         else
6131                 dcb_info->nb_tcs = 1;
6132
6133         for (i = 0; i < HNS3_MAX_USER_PRIO; i++)
6134                 dcb_info->prio_tc[i] = hw->dcb_info.prio_tc[i];
6135         for (i = 0; i < dcb_info->nb_tcs; i++)
6136                 dcb_info->tc_bws[i] = hw->dcb_info.pg_info[0].tc_dwrr[i];
6137
6138         for (i = 0; i < hw->num_tc; i++) {
6139                 dcb_info->tc_queue.tc_rxq[0][i].base = hw->alloc_rss_size * i;
6140                 dcb_info->tc_queue.tc_txq[0][i].base =
6141                                                 hw->tc_queue[i].tqp_offset;
6142                 dcb_info->tc_queue.tc_rxq[0][i].nb_queue = hw->alloc_rss_size;
6143                 dcb_info->tc_queue.tc_txq[0][i].nb_queue =
6144                                                 hw->tc_queue[i].tqp_count;
6145         }
6146         rte_spinlock_unlock(&hw->lock);
6147
6148         return 0;
6149 }
6150
6151 static int
6152 hns3_reinit_dev(struct hns3_adapter *hns)
6153 {
6154         struct hns3_hw *hw = &hns->hw;
6155         int ret;
6156
6157         ret = hns3_cmd_init(hw);
6158         if (ret) {
6159                 hns3_err(hw, "Failed to init cmd: %d", ret);
6160                 return ret;
6161         }
6162
6163         ret = hns3_reset_all_tqps(hns);
6164         if (ret) {
6165                 hns3_err(hw, "Failed to reset all queues: %d", ret);
6166                 return ret;
6167         }
6168
6169         ret = hns3_init_hardware(hns);
6170         if (ret) {
6171                 hns3_err(hw, "Failed to init hardware: %d", ret);
6172                 return ret;
6173         }
6174
6175         ret = hns3_enable_hw_error_intr(hns, true);
6176         if (ret) {
6177                 hns3_err(hw, "fail to enable hw error interrupts: %d",
6178                              ret);
6179                 return ret;
6180         }
6181         hns3_info(hw, "Reset done, driver initialization finished.");
6182
6183         return 0;
6184 }
6185
6186 static bool
6187 is_pf_reset_done(struct hns3_hw *hw)
6188 {
6189         uint32_t val, reg, reg_bit;
6190
6191         switch (hw->reset.level) {
6192         case HNS3_IMP_RESET:
6193                 reg = HNS3_GLOBAL_RESET_REG;
6194                 reg_bit = HNS3_IMP_RESET_BIT;
6195                 break;
6196         case HNS3_GLOBAL_RESET:
6197                 reg = HNS3_GLOBAL_RESET_REG;
6198                 reg_bit = HNS3_GLOBAL_RESET_BIT;
6199                 break;
6200         case HNS3_FUNC_RESET:
6201                 reg = HNS3_FUN_RST_ING;
6202                 reg_bit = HNS3_FUN_RST_ING_B;
6203                 break;
6204         case HNS3_FLR_RESET:
6205         default:
6206                 hns3_err(hw, "Wait for unsupported reset level: %d",
6207                          hw->reset.level);
6208                 return true;
6209         }
6210         val = hns3_read_dev(hw, reg);
6211         if (hns3_get_bit(val, reg_bit))
6212                 return false;
6213         else
6214                 return true;
6215 }
6216
6217 bool
6218 hns3_is_reset_pending(struct hns3_adapter *hns)
6219 {
6220         struct hns3_hw *hw = &hns->hw;
6221         enum hns3_reset_level reset;
6222
6223         hns3_check_event_cause(hns, NULL);
6224         reset = hns3_get_reset_level(hns, &hw->reset.pending);
6225         if (reset != HNS3_NONE_RESET && hw->reset.level != HNS3_NONE_RESET &&
6226             hw->reset.level < reset) {
6227                 hns3_warn(hw, "High level reset %d is pending", reset);
6228                 return true;
6229         }
6230         reset = hns3_get_reset_level(hns, &hw->reset.request);
6231         if (reset != HNS3_NONE_RESET && hw->reset.level != HNS3_NONE_RESET &&
6232             hw->reset.level < reset) {
6233                 hns3_warn(hw, "High level reset %d is request", reset);
6234                 return true;
6235         }
6236         return false;
6237 }
6238
6239 static int
6240 hns3_wait_hardware_ready(struct hns3_adapter *hns)
6241 {
6242         struct hns3_hw *hw = &hns->hw;
6243         struct hns3_wait_data *wait_data = hw->reset.wait_data;
6244         struct timeval tv;
6245
6246         if (wait_data->result == HNS3_WAIT_SUCCESS)
6247                 return 0;
6248         else if (wait_data->result == HNS3_WAIT_TIMEOUT) {
6249                 hns3_clock_gettime(&tv);
6250                 hns3_warn(hw, "Reset step4 hardware not ready after reset time=%ld.%.6ld",
6251                           tv.tv_sec, tv.tv_usec);
6252                 return -ETIME;
6253         } else if (wait_data->result == HNS3_WAIT_REQUEST)
6254                 return -EAGAIN;
6255
6256         wait_data->hns = hns;
6257         wait_data->check_completion = is_pf_reset_done;
6258         wait_data->end_ms = (uint64_t)HNS3_RESET_WAIT_CNT *
6259                                 HNS3_RESET_WAIT_MS + hns3_clock_gettime_ms();
6260         wait_data->interval = HNS3_RESET_WAIT_MS * USEC_PER_MSEC;
6261         wait_data->count = HNS3_RESET_WAIT_CNT;
6262         wait_data->result = HNS3_WAIT_REQUEST;
6263         rte_eal_alarm_set(wait_data->interval, hns3_wait_callback, wait_data);
6264         return -EAGAIN;
6265 }
6266
6267 static int
6268 hns3_func_reset_cmd(struct hns3_hw *hw, int func_id)
6269 {
6270         struct hns3_cmd_desc desc;
6271         struct hns3_reset_cmd *req = (struct hns3_reset_cmd *)desc.data;
6272
6273         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CFG_RST_TRIGGER, false);
6274         hns3_set_bit(req->mac_func_reset, HNS3_CFG_RESET_FUNC_B, 1);
6275         req->fun_reset_vfid = func_id;
6276
6277         return hns3_cmd_send(hw, &desc, 1);
6278 }
6279
6280 static int
6281 hns3_imp_reset_cmd(struct hns3_hw *hw)
6282 {
6283         struct hns3_cmd_desc desc;
6284
6285         hns3_cmd_setup_basic_desc(&desc, 0xFFFE, false);
6286         desc.data[0] = 0xeedd;
6287
6288         return hns3_cmd_send(hw, &desc, 1);
6289 }
6290
6291 static void
6292 hns3_msix_process(struct hns3_adapter *hns, enum hns3_reset_level reset_level)
6293 {
6294         struct hns3_hw *hw = &hns->hw;
6295         struct timeval tv;
6296         uint32_t val;
6297
6298         hns3_clock_gettime(&tv);
6299         if (hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG) ||
6300             hns3_read_dev(hw, HNS3_FUN_RST_ING)) {
6301                 hns3_warn(hw, "Don't process msix during resetting time=%ld.%.6ld",
6302                           tv.tv_sec, tv.tv_usec);
6303                 return;
6304         }
6305
6306         switch (reset_level) {
6307         case HNS3_IMP_RESET:
6308                 hns3_imp_reset_cmd(hw);
6309                 hns3_warn(hw, "IMP Reset requested time=%ld.%.6ld",
6310                           tv.tv_sec, tv.tv_usec);
6311                 break;
6312         case HNS3_GLOBAL_RESET:
6313                 val = hns3_read_dev(hw, HNS3_GLOBAL_RESET_REG);
6314                 hns3_set_bit(val, HNS3_GLOBAL_RESET_BIT, 1);
6315                 hns3_write_dev(hw, HNS3_GLOBAL_RESET_REG, val);
6316                 hns3_warn(hw, "Global Reset requested time=%ld.%.6ld",
6317                           tv.tv_sec, tv.tv_usec);
6318                 break;
6319         case HNS3_FUNC_RESET:
6320                 hns3_warn(hw, "PF Reset requested time=%ld.%.6ld",
6321                           tv.tv_sec, tv.tv_usec);
6322                 /* schedule again to check later */
6323                 hns3_atomic_set_bit(HNS3_FUNC_RESET, &hw->reset.pending);
6324                 hns3_schedule_reset(hns);
6325                 break;
6326         default:
6327                 hns3_warn(hw, "Unsupported reset level: %d", reset_level);
6328                 return;
6329         }
6330         hns3_atomic_clear_bit(reset_level, &hw->reset.request);
6331 }
6332
6333 static enum hns3_reset_level
6334 hns3_get_reset_level(struct hns3_adapter *hns, uint64_t *levels)
6335 {
6336         struct hns3_hw *hw = &hns->hw;
6337         enum hns3_reset_level reset_level = HNS3_NONE_RESET;
6338
6339         /* Return the highest priority reset level amongst all */
6340         if (hns3_atomic_test_bit(HNS3_IMP_RESET, levels))
6341                 reset_level = HNS3_IMP_RESET;
6342         else if (hns3_atomic_test_bit(HNS3_GLOBAL_RESET, levels))
6343                 reset_level = HNS3_GLOBAL_RESET;
6344         else if (hns3_atomic_test_bit(HNS3_FUNC_RESET, levels))
6345                 reset_level = HNS3_FUNC_RESET;
6346         else if (hns3_atomic_test_bit(HNS3_FLR_RESET, levels))
6347                 reset_level = HNS3_FLR_RESET;
6348
6349         if (hw->reset.level != HNS3_NONE_RESET && reset_level < hw->reset.level)
6350                 return HNS3_NONE_RESET;
6351
6352         return reset_level;
6353 }
6354
6355 static void
6356 hns3_record_imp_error(struct hns3_adapter *hns)
6357 {
6358         struct hns3_hw *hw = &hns->hw;
6359         uint32_t reg_val;
6360
6361         reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
6362         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B)) {
6363                 hns3_warn(hw, "Detected IMP RD poison!");
6364                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_RD_POISON_B, 0);
6365                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
6366         }
6367
6368         if (hns3_get_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B)) {
6369                 hns3_warn(hw, "Detected IMP CMDQ error!");
6370                 hns3_set_bit(reg_val, HNS3_VECTOR0_IMP_CMDQ_ERR_B, 0);
6371                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val);
6372         }
6373 }
6374
6375 static int
6376 hns3_prepare_reset(struct hns3_adapter *hns)
6377 {
6378         struct hns3_hw *hw = &hns->hw;
6379         uint32_t reg_val;
6380         int ret;
6381
6382         switch (hw->reset.level) {
6383         case HNS3_FUNC_RESET:
6384                 ret = hns3_func_reset_cmd(hw, HNS3_PF_FUNC_ID);
6385                 if (ret)
6386                         return ret;
6387
6388                 /*
6389                  * After performaning pf reset, it is not necessary to do the
6390                  * mailbox handling or send any command to firmware, because
6391                  * any mailbox handling or command to firmware is only valid
6392                  * after hns3_cmd_init is called.
6393                  */
6394                 __atomic_store_n(&hw->reset.disable_cmd, 1, __ATOMIC_RELAXED);
6395                 hw->reset.stats.request_cnt++;
6396                 break;
6397         case HNS3_IMP_RESET:
6398                 hns3_record_imp_error(hns);
6399                 reg_val = hns3_read_dev(hw, HNS3_VECTOR0_OTER_EN_REG);
6400                 hns3_write_dev(hw, HNS3_VECTOR0_OTER_EN_REG, reg_val |
6401                                BIT(HNS3_VECTOR0_IMP_RESET_INT_B));
6402                 break;
6403         default:
6404                 break;
6405         }
6406         return 0;
6407 }
6408
6409 static int
6410 hns3_set_rst_done(struct hns3_hw *hw)
6411 {
6412         struct hns3_pf_rst_done_cmd *req;
6413         struct hns3_cmd_desc desc;
6414
6415         req = (struct hns3_pf_rst_done_cmd *)desc.data;
6416         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_PF_RST_DONE, false);
6417         req->pf_rst_done |= HNS3_PF_RESET_DONE_BIT;
6418         return hns3_cmd_send(hw, &desc, 1);
6419 }
6420
6421 static int
6422 hns3_stop_service(struct hns3_adapter *hns)
6423 {
6424         struct hns3_hw *hw = &hns->hw;
6425         struct rte_eth_dev *eth_dev;
6426
6427         eth_dev = &rte_eth_devices[hw->data->port_id];
6428         hw->mac.link_status = RTE_ETH_LINK_DOWN;
6429         if (hw->adapter_state == HNS3_NIC_STARTED) {
6430                 rte_eal_alarm_cancel(hns3_service_handler, eth_dev);
6431                 hns3_update_linkstatus_and_event(hw, false);
6432         }
6433
6434         hns3_set_rxtx_function(eth_dev);
6435         rte_wmb();
6436         /* Disable datapath on secondary process. */
6437         hns3_mp_req_stop_rxtx(eth_dev);
6438         rte_delay_ms(hw->cfg_max_queues);
6439
6440         rte_spinlock_lock(&hw->lock);
6441         if (hns->hw.adapter_state == HNS3_NIC_STARTED ||
6442             hw->adapter_state == HNS3_NIC_STOPPING) {
6443                 hns3_enable_all_queues(hw, false);
6444                 hns3_do_stop(hns);
6445                 hw->reset.mbuf_deferred_free = true;
6446         } else
6447                 hw->reset.mbuf_deferred_free = false;
6448
6449         /*
6450          * It is cumbersome for hardware to pick-and-choose entries for deletion
6451          * from table space. Hence, for function reset software intervention is
6452          * required to delete the entries
6453          */
6454         if (__atomic_load_n(&hw->reset.disable_cmd, __ATOMIC_RELAXED) == 0)
6455                 hns3_configure_all_mc_mac_addr(hns, true);
6456         rte_spinlock_unlock(&hw->lock);
6457
6458         return 0;
6459 }
6460
6461 static int
6462 hns3_start_service(struct hns3_adapter *hns)
6463 {
6464         struct hns3_hw *hw = &hns->hw;
6465         struct rte_eth_dev *eth_dev;
6466
6467         if (hw->reset.level == HNS3_IMP_RESET ||
6468             hw->reset.level == HNS3_GLOBAL_RESET)
6469                 hns3_set_rst_done(hw);
6470         eth_dev = &rte_eth_devices[hw->data->port_id];
6471         hns3_set_rxtx_function(eth_dev);
6472         hns3_mp_req_start_rxtx(eth_dev);
6473         if (hw->adapter_state == HNS3_NIC_STARTED) {
6474                 /*
6475                  * This API parent function already hold the hns3_hw.lock, the
6476                  * hns3_service_handler may report lse, in bonding application
6477                  * it will call driver's ops which may acquire the hns3_hw.lock
6478                  * again, thus lead to deadlock.
6479                  * We defer calls hns3_service_handler to avoid the deadlock.
6480                  */
6481                 rte_eal_alarm_set(HNS3_SERVICE_QUICK_INTERVAL,
6482                                   hns3_service_handler, eth_dev);
6483
6484                 /* Enable interrupt of all rx queues before enabling queues */
6485                 hns3_dev_all_rx_queue_intr_enable(hw, true);
6486                 /*
6487                  * Enable state of each rxq and txq will be recovered after
6488                  * reset, so we need to restore them before enable all tqps;
6489                  */
6490                 hns3_restore_tqp_enable_state(hw);
6491                 /*
6492                  * When finished the initialization, enable queues to receive
6493                  * and transmit packets.
6494                  */
6495                 hns3_enable_all_queues(hw, true);
6496         }
6497
6498         return 0;
6499 }
6500
6501 static int
6502 hns3_restore_conf(struct hns3_adapter *hns)
6503 {
6504         struct hns3_hw *hw = &hns->hw;
6505         int ret;
6506
6507         ret = hns3_configure_all_mac_addr(hns, false);
6508         if (ret)
6509                 return ret;
6510
6511         ret = hns3_configure_all_mc_mac_addr(hns, false);
6512         if (ret)
6513                 goto err_mc_mac;
6514
6515         ret = hns3_dev_promisc_restore(hns);
6516         if (ret)
6517                 goto err_promisc;
6518
6519         ret = hns3_restore_vlan_table(hns);
6520         if (ret)
6521                 goto err_promisc;
6522
6523         ret = hns3_restore_vlan_conf(hns);
6524         if (ret)
6525                 goto err_promisc;
6526
6527         ret = hns3_restore_all_fdir_filter(hns);
6528         if (ret)
6529                 goto err_promisc;
6530
6531         ret = hns3_restore_ptp(hns);
6532         if (ret)
6533                 goto err_promisc;
6534
6535         ret = hns3_restore_rx_interrupt(hw);
6536         if (ret)
6537                 goto err_promisc;
6538
6539         ret = hns3_restore_gro_conf(hw);
6540         if (ret)
6541                 goto err_promisc;
6542
6543         ret = hns3_restore_fec(hw);
6544         if (ret)
6545                 goto err_promisc;
6546
6547         if (hns->hw.adapter_state == HNS3_NIC_STARTED) {
6548                 ret = hns3_do_start(hns, false);
6549                 if (ret)
6550                         goto err_promisc;
6551                 hns3_info(hw, "hns3 dev restart successful!");
6552         } else if (hw->adapter_state == HNS3_NIC_STOPPING)
6553                 hw->adapter_state = HNS3_NIC_CONFIGURED;
6554         return 0;
6555
6556 err_promisc:
6557         hns3_configure_all_mc_mac_addr(hns, true);
6558 err_mc_mac:
6559         hns3_configure_all_mac_addr(hns, true);
6560         return ret;
6561 }
6562
6563 static void
6564 hns3_reset_service(void *param)
6565 {
6566         struct hns3_adapter *hns = (struct hns3_adapter *)param;
6567         struct hns3_hw *hw = &hns->hw;
6568         enum hns3_reset_level reset_level;
6569         struct timeval tv_delta;
6570         struct timeval tv_start;
6571         struct timeval tv;
6572         uint64_t msec;
6573         int ret;
6574
6575         /*
6576          * The interrupt is not triggered within the delay time.
6577          * The interrupt may have been lost. It is necessary to handle
6578          * the interrupt to recover from the error.
6579          */
6580         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
6581                             SCHEDULE_DEFERRED) {
6582                 __atomic_store_n(&hw->reset.schedule, SCHEDULE_REQUESTED,
6583                                   __ATOMIC_RELAXED);
6584                 hns3_err(hw, "Handling interrupts in delayed tasks");
6585                 hns3_interrupt_handler(&rte_eth_devices[hw->data->port_id]);
6586                 reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
6587                 if (reset_level == HNS3_NONE_RESET) {
6588                         hns3_err(hw, "No reset level is set, try IMP reset");
6589                         hns3_atomic_set_bit(HNS3_IMP_RESET, &hw->reset.pending);
6590                 }
6591         }
6592         __atomic_store_n(&hw->reset.schedule, SCHEDULE_NONE, __ATOMIC_RELAXED);
6593
6594         /*
6595          * Check if there is any ongoing reset in the hardware. This status can
6596          * be checked from reset_pending. If there is then, we need to wait for
6597          * hardware to complete reset.
6598          *    a. If we are able to figure out in reasonable time that hardware
6599          *       has fully resetted then, we can proceed with driver, client
6600          *       reset.
6601          *    b. else, we can come back later to check this status so re-sched
6602          *       now.
6603          */
6604         reset_level = hns3_get_reset_level(hns, &hw->reset.pending);
6605         if (reset_level != HNS3_NONE_RESET) {
6606                 hns3_clock_gettime(&tv_start);
6607                 ret = hns3_reset_process(hns, reset_level);
6608                 hns3_clock_gettime(&tv);
6609                 timersub(&tv, &tv_start, &tv_delta);
6610                 msec = hns3_clock_calctime_ms(&tv_delta);
6611                 if (msec > HNS3_RESET_PROCESS_MS)
6612                         hns3_err(hw, "%d handle long time delta %" PRIu64
6613                                      " ms time=%ld.%.6ld",
6614                                  hw->reset.level, msec,
6615                                  tv.tv_sec, tv.tv_usec);
6616                 if (ret == -EAGAIN)
6617                         return;
6618         }
6619
6620         /* Check if we got any *new* reset requests to be honored */
6621         reset_level = hns3_get_reset_level(hns, &hw->reset.request);
6622         if (reset_level != HNS3_NONE_RESET)
6623                 hns3_msix_process(hns, reset_level);
6624 }
6625
6626 static unsigned int
6627 hns3_get_speed_capa_num(uint16_t device_id)
6628 {
6629         unsigned int num;
6630
6631         switch (device_id) {
6632         case HNS3_DEV_ID_25GE:
6633         case HNS3_DEV_ID_25GE_RDMA:
6634                 num = 2;
6635                 break;
6636         case HNS3_DEV_ID_100G_RDMA_MACSEC:
6637         case HNS3_DEV_ID_200G_RDMA:
6638                 num = 1;
6639                 break;
6640         default:
6641                 num = 0;
6642                 break;
6643         }
6644
6645         return num;
6646 }
6647
6648 static int
6649 hns3_get_speed_fec_capa(struct rte_eth_fec_capa *speed_fec_capa,
6650                         uint16_t device_id)
6651 {
6652         switch (device_id) {
6653         case HNS3_DEV_ID_25GE:
6654         /* fallthrough */
6655         case HNS3_DEV_ID_25GE_RDMA:
6656                 speed_fec_capa[0].speed = speed_fec_capa_tbl[1].speed;
6657                 speed_fec_capa[0].capa = speed_fec_capa_tbl[1].capa;
6658
6659                 /* In HNS3 device, the 25G NIC is compatible with 10G rate */
6660                 speed_fec_capa[1].speed = speed_fec_capa_tbl[0].speed;
6661                 speed_fec_capa[1].capa = speed_fec_capa_tbl[0].capa;
6662                 break;
6663         case HNS3_DEV_ID_100G_RDMA_MACSEC:
6664                 speed_fec_capa[0].speed = speed_fec_capa_tbl[4].speed;
6665                 speed_fec_capa[0].capa = speed_fec_capa_tbl[4].capa;
6666                 break;
6667         case HNS3_DEV_ID_200G_RDMA:
6668                 speed_fec_capa[0].speed = speed_fec_capa_tbl[5].speed;
6669                 speed_fec_capa[0].capa = speed_fec_capa_tbl[5].capa;
6670                 break;
6671         default:
6672                 return -ENOTSUP;
6673         }
6674
6675         return 0;
6676 }
6677
6678 static int
6679 hns3_fec_get_capability(struct rte_eth_dev *dev,
6680                         struct rte_eth_fec_capa *speed_fec_capa,
6681                         unsigned int num)
6682 {
6683         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6684         struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
6685         uint16_t device_id = pci_dev->id.device_id;
6686         unsigned int capa_num;
6687         int ret;
6688
6689         capa_num = hns3_get_speed_capa_num(device_id);
6690         if (capa_num == 0) {
6691                 hns3_err(hw, "device(0x%x) is not supported by hns3 PMD",
6692                          device_id);
6693                 return -ENOTSUP;
6694         }
6695
6696         if (speed_fec_capa == NULL || num < capa_num)
6697                 return capa_num;
6698
6699         ret = hns3_get_speed_fec_capa(speed_fec_capa, device_id);
6700         if (ret)
6701                 return -ENOTSUP;
6702
6703         return capa_num;
6704 }
6705
6706 static int
6707 get_current_fec_auto_state(struct hns3_hw *hw, uint8_t *state)
6708 {
6709         struct hns3_config_fec_cmd *req;
6710         struct hns3_cmd_desc desc;
6711         int ret;
6712
6713         /*
6714          * CMD(HNS3_OPC_CONFIG_FEC_MODE) read is not supported
6715          * in device of link speed
6716          * below 10 Gbps.
6717          */
6718         if (hw->mac.link_speed < RTE_ETH_SPEED_NUM_10G) {
6719                 *state = 0;
6720                 return 0;
6721         }
6722
6723         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, true);
6724         req = (struct hns3_config_fec_cmd *)desc.data;
6725         ret = hns3_cmd_send(hw, &desc, 1);
6726         if (ret) {
6727                 hns3_err(hw, "get current fec auto state failed, ret = %d",
6728                          ret);
6729                 return ret;
6730         }
6731
6732         *state = req->fec_mode & (1U << HNS3_MAC_CFG_FEC_AUTO_EN_B);
6733         return 0;
6734 }
6735
6736 static int
6737 hns3_fec_get_internal(struct hns3_hw *hw, uint32_t *fec_capa)
6738 {
6739         struct hns3_sfp_info_cmd *resp;
6740         uint32_t tmp_fec_capa;
6741         uint8_t auto_state;
6742         struct hns3_cmd_desc desc;
6743         int ret;
6744
6745         /*
6746          * If link is down and AUTO is enabled, AUTO is returned, otherwise,
6747          * configured FEC mode is returned.
6748          * If link is up, current FEC mode is returned.
6749          */
6750         if (hw->mac.link_status == RTE_ETH_LINK_DOWN) {
6751                 ret = get_current_fec_auto_state(hw, &auto_state);
6752                 if (ret)
6753                         return ret;
6754
6755                 if (auto_state == 0x1) {
6756                         *fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(AUTO);
6757                         return 0;
6758                 }
6759         }
6760
6761         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_INFO, true);
6762         resp = (struct hns3_sfp_info_cmd *)desc.data;
6763         resp->query_type = HNS3_ACTIVE_QUERY;
6764
6765         ret = hns3_cmd_send(hw, &desc, 1);
6766         if (ret == -EOPNOTSUPP) {
6767                 hns3_err(hw, "IMP do not support get FEC, ret = %d", ret);
6768                 return ret;
6769         } else if (ret) {
6770                 hns3_err(hw, "get FEC failed, ret = %d", ret);
6771                 return ret;
6772         }
6773
6774         /*
6775          * FEC mode order defined in hns3 hardware is inconsistend with
6776          * that defined in the ethdev library. So the sequence needs
6777          * to be converted.
6778          */
6779         switch (resp->active_fec) {
6780         case HNS3_HW_FEC_MODE_NOFEC:
6781                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6782                 break;
6783         case HNS3_HW_FEC_MODE_BASER:
6784                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(BASER);
6785                 break;
6786         case HNS3_HW_FEC_MODE_RS:
6787                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(RS);
6788                 break;
6789         default:
6790                 tmp_fec_capa = RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC);
6791                 break;
6792         }
6793
6794         *fec_capa = tmp_fec_capa;
6795         return 0;
6796 }
6797
6798 static int
6799 hns3_fec_get(struct rte_eth_dev *dev, uint32_t *fec_capa)
6800 {
6801         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
6802
6803         return hns3_fec_get_internal(hw, fec_capa);
6804 }
6805
6806 static int
6807 hns3_set_fec_hw(struct hns3_hw *hw, uint32_t mode)
6808 {
6809         struct hns3_config_fec_cmd *req;
6810         struct hns3_cmd_desc desc;
6811         int ret;
6812
6813         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_CONFIG_FEC_MODE, false);
6814
6815         req = (struct hns3_config_fec_cmd *)desc.data;
6816         switch (mode) {
6817         case RTE_ETH_FEC_MODE_CAPA_MASK(NOFEC):
6818                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6819                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_OFF);
6820                 break;
6821         case RTE_ETH_FEC_MODE_CAPA_MASK(BASER):
6822                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6823                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_BASER);
6824                 break;
6825         case RTE_ETH_FEC_MODE_CAPA_MASK(RS):
6826                 hns3_set_field(req->fec_mode, HNS3_MAC_CFG_FEC_MODE_M,
6827                                 HNS3_MAC_CFG_FEC_MODE_S, HNS3_MAC_FEC_RS);
6828                 break;
6829         case RTE_ETH_FEC_MODE_CAPA_MASK(AUTO):
6830                 hns3_set_bit(req->fec_mode, HNS3_MAC_CFG_FEC_AUTO_EN_B, 1);
6831                 break;
6832         default:
6833                 return 0;
6834         }
6835         ret = hns3_cmd_send(hw, &desc, 1);
6836         if (ret)
6837                 hns3_err(hw, "set fec mode failed, ret = %d", ret);
6838
6839         return ret;
6840 }
6841
6842 static uint32_t
6843 get_current_speed_fec_cap(struct hns3_hw *hw, struct rte_eth_fec_capa *fec_capa)
6844 {
6845         struct hns3_mac *mac = &hw->mac;
6846         uint32_t cur_capa;
6847
6848         switch (mac->link_speed) {
6849         case RTE_ETH_SPEED_NUM_10G:
6850                 cur_capa = fec_capa[1].capa;
6851                 break;
6852         case RTE_ETH_SPEED_NUM_25G:
6853         case RTE_ETH_SPEED_NUM_100G:
6854         case RTE_ETH_SPEED_NUM_200G:
6855                 cur_capa = fec_capa[0].capa;
6856                 break;
6857         default:
6858                 cur_capa = 0;
6859                 break;
6860         }
6861
6862         return cur_capa;
6863 }
6864
6865 static bool
6866 is_fec_mode_one_bit_set(uint32_t mode)
6867 {
6868         int cnt = 0;
6869         uint8_t i;
6870
6871         for (i = 0; i < sizeof(mode); i++)
6872                 if (mode >> i & 0x1)
6873                         cnt++;
6874
6875         return cnt == 1 ? true : false;
6876 }
6877
6878 static int
6879 hns3_fec_set(struct rte_eth_dev *dev, uint32_t mode)
6880 {
6881 #define FEC_CAPA_NUM 2
6882         struct hns3_adapter *hns = dev->data->dev_private;
6883         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
6884         struct hns3_pf *pf = &hns->pf;
6885
6886         struct rte_eth_fec_capa fec_capa[FEC_CAPA_NUM];
6887         uint32_t cur_capa;
6888         uint32_t num = FEC_CAPA_NUM;
6889         int ret;
6890
6891         ret = hns3_fec_get_capability(dev, fec_capa, num);
6892         if (ret < 0)
6893                 return ret;
6894
6895         /* HNS3 PMD driver only support one bit set mode, e.g. 0x1, 0x4 */
6896         if (!is_fec_mode_one_bit_set(mode)) {
6897                 hns3_err(hw, "FEC mode(0x%x) not supported in HNS3 PMD, "
6898                              "FEC mode should be only one bit set", mode);
6899                 return -EINVAL;
6900         }
6901
6902         /*
6903          * Check whether the configured mode is within the FEC capability.
6904          * If not, the configured mode will not be supported.
6905          */
6906         cur_capa = get_current_speed_fec_cap(hw, fec_capa);
6907         if (!(cur_capa & mode)) {
6908                 hns3_err(hw, "unsupported FEC mode = 0x%x", mode);
6909                 return -EINVAL;
6910         }
6911
6912         rte_spinlock_lock(&hw->lock);
6913         ret = hns3_set_fec_hw(hw, mode);
6914         if (ret) {
6915                 rte_spinlock_unlock(&hw->lock);
6916                 return ret;
6917         }
6918
6919         pf->fec_mode = mode;
6920         rte_spinlock_unlock(&hw->lock);
6921
6922         return 0;
6923 }
6924
6925 static int
6926 hns3_restore_fec(struct hns3_hw *hw)
6927 {
6928         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
6929         struct hns3_pf *pf = &hns->pf;
6930         uint32_t mode = pf->fec_mode;
6931         int ret;
6932
6933         ret = hns3_set_fec_hw(hw, mode);
6934         if (ret)
6935                 hns3_err(hw, "restore fec mode(0x%x) failed, ret = %d",
6936                          mode, ret);
6937
6938         return ret;
6939 }
6940
6941 static int
6942 hns3_query_dev_fec_info(struct hns3_hw *hw)
6943 {
6944         struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
6945         struct hns3_pf *pf = HNS3_DEV_PRIVATE_TO_PF(hns);
6946         int ret;
6947
6948         ret = hns3_fec_get_internal(hw, &pf->fec_mode);
6949         if (ret)
6950                 hns3_err(hw, "query device FEC info failed, ret = %d", ret);
6951
6952         return ret;
6953 }
6954
6955 static bool
6956 hns3_optical_module_existed(struct hns3_hw *hw)
6957 {
6958         struct hns3_cmd_desc desc;
6959         bool existed;
6960         int ret;
6961
6962         hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_GET_SFP_EXIST, true);
6963         ret = hns3_cmd_send(hw, &desc, 1);
6964         if (ret) {
6965                 hns3_err(hw,
6966                          "fail to get optical module exist state, ret = %d.\n",
6967                          ret);
6968                 return false;
6969         }
6970         existed = !!desc.data[0];
6971
6972         return existed;
6973 }
6974
6975 static int
6976 hns3_get_module_eeprom_data(struct hns3_hw *hw, uint32_t offset,
6977                                 uint32_t len, uint8_t *data)
6978 {
6979 #define HNS3_SFP_INFO_CMD_NUM 6
6980 #define HNS3_SFP_INFO_MAX_LEN \
6981         (HNS3_SFP_INFO_BD0_LEN + \
6982         (HNS3_SFP_INFO_CMD_NUM - 1) * HNS3_SFP_INFO_BDX_LEN)
6983         struct hns3_cmd_desc desc[HNS3_SFP_INFO_CMD_NUM];
6984         struct hns3_sfp_info_bd0_cmd *sfp_info_bd0;
6985         uint16_t read_len;
6986         uint16_t copy_len;
6987         int ret;
6988         int i;
6989
6990         for (i = 0; i < HNS3_SFP_INFO_CMD_NUM; i++) {
6991                 hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_GET_SFP_EEPROM,
6992                                           true);
6993                 if (i < HNS3_SFP_INFO_CMD_NUM - 1)
6994                         desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
6995         }
6996
6997         sfp_info_bd0 = (struct hns3_sfp_info_bd0_cmd *)desc[0].data;
6998         sfp_info_bd0->offset = rte_cpu_to_le_16((uint16_t)offset);
6999         read_len = RTE_MIN(len, HNS3_SFP_INFO_MAX_LEN);
7000         sfp_info_bd0->read_len = rte_cpu_to_le_16((uint16_t)read_len);
7001
7002         ret = hns3_cmd_send(hw, desc, HNS3_SFP_INFO_CMD_NUM);
7003         if (ret) {
7004                 hns3_err(hw, "fail to get module EEPROM info, ret = %d.\n",
7005                                 ret);
7006                 return ret;
7007         }
7008
7009         /* The data format in BD0 is different with the others. */
7010         copy_len = RTE_MIN(len, HNS3_SFP_INFO_BD0_LEN);
7011         memcpy(data, sfp_info_bd0->data, copy_len);
7012         read_len = copy_len;
7013
7014         for (i = 1; i < HNS3_SFP_INFO_CMD_NUM; i++) {
7015                 if (read_len >= len)
7016                         break;
7017
7018                 copy_len = RTE_MIN(len - read_len, HNS3_SFP_INFO_BDX_LEN);
7019                 memcpy(data + read_len, desc[i].data, copy_len);
7020                 read_len += copy_len;
7021         }
7022
7023         return (int)read_len;
7024 }
7025
7026 static int
7027 hns3_get_module_eeprom(struct rte_eth_dev *dev,
7028                        struct rte_dev_eeprom_info *info)
7029 {
7030         struct hns3_adapter *hns = dev->data->dev_private;
7031         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
7032         uint32_t offset = info->offset;
7033         uint32_t len = info->length;
7034         uint8_t *data = info->data;
7035         uint32_t read_len = 0;
7036
7037         if (hw->mac.media_type != HNS3_MEDIA_TYPE_FIBER)
7038                 return -ENOTSUP;
7039
7040         if (!hns3_optical_module_existed(hw)) {
7041                 hns3_err(hw, "fail to read module EEPROM: no module is connected.\n");
7042                 return -EIO;
7043         }
7044
7045         while (read_len < len) {
7046                 int ret;
7047                 ret = hns3_get_module_eeprom_data(hw, offset + read_len,
7048                                                   len - read_len,
7049                                                   data + read_len);
7050                 if (ret < 0)
7051                         return -EIO;
7052                 read_len += ret;
7053         }
7054
7055         return 0;
7056 }
7057
7058 static int
7059 hns3_get_module_info(struct rte_eth_dev *dev,
7060                      struct rte_eth_dev_module_info *modinfo)
7061 {
7062 #define HNS3_SFF8024_ID_SFP             0x03
7063 #define HNS3_SFF8024_ID_QSFP_8438       0x0c
7064 #define HNS3_SFF8024_ID_QSFP_8436_8636  0x0d
7065 #define HNS3_SFF8024_ID_QSFP28_8636     0x11
7066 #define HNS3_SFF_8636_V1_3              0x03
7067         struct hns3_adapter *hns = dev->data->dev_private;
7068         struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(hns);
7069         struct rte_dev_eeprom_info info;
7070         struct hns3_sfp_type sfp_type;
7071         int ret;
7072
7073         memset(&sfp_type, 0, sizeof(sfp_type));
7074         memset(&info, 0, sizeof(info));
7075         info.data = (uint8_t *)&sfp_type;
7076         info.length = sizeof(sfp_type);
7077         ret = hns3_get_module_eeprom(dev, &info);
7078         if (ret)
7079                 return ret;
7080
7081         switch (sfp_type.type) {
7082         case HNS3_SFF8024_ID_SFP:
7083                 modinfo->type = RTE_ETH_MODULE_SFF_8472;
7084                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8472_LEN;
7085                 break;
7086         case HNS3_SFF8024_ID_QSFP_8438:
7087                 modinfo->type = RTE_ETH_MODULE_SFF_8436;
7088                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
7089                 break;
7090         case HNS3_SFF8024_ID_QSFP_8436_8636:
7091                 if (sfp_type.ext_type < HNS3_SFF_8636_V1_3) {
7092                         modinfo->type = RTE_ETH_MODULE_SFF_8436;
7093                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8436_MAX_LEN;
7094                 } else {
7095                         modinfo->type = RTE_ETH_MODULE_SFF_8636;
7096                         modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
7097                 }
7098                 break;
7099         case HNS3_SFF8024_ID_QSFP28_8636:
7100                 modinfo->type = RTE_ETH_MODULE_SFF_8636;
7101                 modinfo->eeprom_len = RTE_ETH_MODULE_SFF_8636_MAX_LEN;
7102                 break;
7103         default:
7104                 hns3_err(hw, "unknown module, type = %u, extra_type = %u.\n",
7105                          sfp_type.type, sfp_type.ext_type);
7106                 return -EINVAL;
7107         }
7108
7109         return 0;
7110 }
7111
7112 void
7113 hns3_clock_gettime(struct timeval *tv)
7114 {
7115 #ifdef CLOCK_MONOTONIC_RAW /* Defined in glibc bits/time.h */
7116 #define CLOCK_TYPE CLOCK_MONOTONIC_RAW
7117 #else
7118 #define CLOCK_TYPE CLOCK_MONOTONIC
7119 #endif
7120 #define NSEC_TO_USEC_DIV 1000
7121
7122         struct timespec spec;
7123         (void)clock_gettime(CLOCK_TYPE, &spec);
7124
7125         tv->tv_sec = spec.tv_sec;
7126         tv->tv_usec = spec.tv_nsec / NSEC_TO_USEC_DIV;
7127 }
7128
7129 uint64_t
7130 hns3_clock_calctime_ms(struct timeval *tv)
7131 {
7132         return (uint64_t)tv->tv_sec * MSEC_PER_SEC +
7133                 tv->tv_usec / USEC_PER_MSEC;
7134 }
7135
7136 uint64_t
7137 hns3_clock_gettime_ms(void)
7138 {
7139         struct timeval tv;
7140
7141         hns3_clock_gettime(&tv);
7142         return hns3_clock_calctime_ms(&tv);
7143 }
7144
7145 static int
7146 hns3_parse_io_hint_func(const char *key, const char *value, void *extra_args)
7147 {
7148         uint32_t hint = HNS3_IO_FUNC_HINT_NONE;
7149
7150         RTE_SET_USED(key);
7151
7152         if (strcmp(value, "vec") == 0)
7153                 hint = HNS3_IO_FUNC_HINT_VEC;
7154         else if (strcmp(value, "sve") == 0)
7155                 hint = HNS3_IO_FUNC_HINT_SVE;
7156         else if (strcmp(value, "simple") == 0)
7157                 hint = HNS3_IO_FUNC_HINT_SIMPLE;
7158         else if (strcmp(value, "common") == 0)
7159                 hint = HNS3_IO_FUNC_HINT_COMMON;
7160
7161         /* If the hint is valid then update output parameters */
7162         if (hint != HNS3_IO_FUNC_HINT_NONE)
7163                 *(uint32_t *)extra_args = hint;
7164
7165         return 0;
7166 }
7167
7168 static const char *
7169 hns3_get_io_hint_func_name(uint32_t hint)
7170 {
7171         switch (hint) {
7172         case HNS3_IO_FUNC_HINT_VEC:
7173                 return "vec";
7174         case HNS3_IO_FUNC_HINT_SVE:
7175                 return "sve";
7176         case HNS3_IO_FUNC_HINT_SIMPLE:
7177                 return "simple";
7178         case HNS3_IO_FUNC_HINT_COMMON:
7179                 return "common";
7180         default:
7181                 return "none";
7182         }
7183 }
7184
7185 static int
7186 hns3_parse_dev_caps_mask(const char *key, const char *value, void *extra_args)
7187 {
7188         uint64_t val;
7189
7190         RTE_SET_USED(key);
7191
7192         val = strtoull(value, NULL, 16);
7193         *(uint64_t *)extra_args = val;
7194
7195         return 0;
7196 }
7197
7198 static int
7199 hns3_parse_mbx_time_limit(const char *key, const char *value, void *extra_args)
7200 {
7201         uint32_t val;
7202
7203         RTE_SET_USED(key);
7204
7205         val = strtoul(value, NULL, 10);
7206
7207         /*
7208          * 500ms is empirical value in process of mailbox communication. If
7209          * the delay value is set to one lower thanthe empirical value, mailbox
7210          * communication may fail.
7211          */
7212         if (val > HNS3_MBX_DEF_TIME_LIMIT_MS && val <= UINT16_MAX)
7213                 *(uint16_t *)extra_args = val;
7214
7215         return 0;
7216 }
7217
7218 void
7219 hns3_parse_devargs(struct rte_eth_dev *dev)
7220 {
7221         uint16_t mbx_time_limit_ms = HNS3_MBX_DEF_TIME_LIMIT_MS;
7222         struct hns3_adapter *hns = dev->data->dev_private;
7223         uint32_t rx_func_hint = HNS3_IO_FUNC_HINT_NONE;
7224         uint32_t tx_func_hint = HNS3_IO_FUNC_HINT_NONE;
7225         struct hns3_hw *hw = &hns->hw;
7226         uint64_t dev_caps_mask = 0;
7227         struct rte_kvargs *kvlist;
7228
7229         if (dev->device->devargs == NULL)
7230                 return;
7231
7232         kvlist = rte_kvargs_parse(dev->device->devargs->args, NULL);
7233         if (!kvlist)
7234                 return;
7235
7236         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_RX_FUNC_HINT,
7237                            &hns3_parse_io_hint_func, &rx_func_hint);
7238         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_TX_FUNC_HINT,
7239                            &hns3_parse_io_hint_func, &tx_func_hint);
7240         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_DEV_CAPS_MASK,
7241                            &hns3_parse_dev_caps_mask, &dev_caps_mask);
7242         (void)rte_kvargs_process(kvlist, HNS3_DEVARG_MBX_TIME_LIMIT_MS,
7243                            &hns3_parse_mbx_time_limit, &mbx_time_limit_ms);
7244
7245         rte_kvargs_free(kvlist);
7246
7247         if (rx_func_hint != HNS3_IO_FUNC_HINT_NONE)
7248                 hns3_warn(hw, "parsed %s = %s.", HNS3_DEVARG_RX_FUNC_HINT,
7249                           hns3_get_io_hint_func_name(rx_func_hint));
7250         hns->rx_func_hint = rx_func_hint;
7251         if (tx_func_hint != HNS3_IO_FUNC_HINT_NONE)
7252                 hns3_warn(hw, "parsed %s = %s.", HNS3_DEVARG_TX_FUNC_HINT,
7253                           hns3_get_io_hint_func_name(tx_func_hint));
7254         hns->tx_func_hint = tx_func_hint;
7255
7256         if (dev_caps_mask != 0)
7257                 hns3_warn(hw, "parsed %s = 0x%" PRIx64 ".",
7258                           HNS3_DEVARG_DEV_CAPS_MASK, dev_caps_mask);
7259         hns->dev_caps_mask = dev_caps_mask;
7260
7261         if (mbx_time_limit_ms != HNS3_MBX_DEF_TIME_LIMIT_MS)
7262                 hns3_warn(hw, "parsed %s = %u.", HNS3_DEVARG_MBX_TIME_LIMIT_MS,
7263                                 mbx_time_limit_ms);
7264         hns->mbx_time_limit_ms = mbx_time_limit_ms;
7265 }
7266
7267 static const struct eth_dev_ops hns3_eth_dev_ops = {
7268         .dev_configure      = hns3_dev_configure,
7269         .dev_start          = hns3_dev_start,
7270         .dev_stop           = hns3_dev_stop,
7271         .dev_close          = hns3_dev_close,
7272         .promiscuous_enable = hns3_dev_promiscuous_enable,
7273         .promiscuous_disable = hns3_dev_promiscuous_disable,
7274         .allmulticast_enable  = hns3_dev_allmulticast_enable,
7275         .allmulticast_disable = hns3_dev_allmulticast_disable,
7276         .mtu_set            = hns3_dev_mtu_set,
7277         .stats_get          = hns3_stats_get,
7278         .stats_reset        = hns3_stats_reset,
7279         .xstats_get         = hns3_dev_xstats_get,
7280         .xstats_get_names   = hns3_dev_xstats_get_names,
7281         .xstats_reset       = hns3_dev_xstats_reset,
7282         .xstats_get_by_id   = hns3_dev_xstats_get_by_id,
7283         .xstats_get_names_by_id = hns3_dev_xstats_get_names_by_id,
7284         .dev_infos_get          = hns3_dev_infos_get,
7285         .fw_version_get         = hns3_fw_version_get,
7286         .rx_queue_setup         = hns3_rx_queue_setup,
7287         .tx_queue_setup         = hns3_tx_queue_setup,
7288         .rx_queue_release       = hns3_dev_rx_queue_release,
7289         .tx_queue_release       = hns3_dev_tx_queue_release,
7290         .rx_queue_start         = hns3_dev_rx_queue_start,
7291         .rx_queue_stop          = hns3_dev_rx_queue_stop,
7292         .tx_queue_start         = hns3_dev_tx_queue_start,
7293         .tx_queue_stop          = hns3_dev_tx_queue_stop,
7294         .rx_queue_intr_enable   = hns3_dev_rx_queue_intr_enable,
7295         .rx_queue_intr_disable  = hns3_dev_rx_queue_intr_disable,
7296         .rxq_info_get           = hns3_rxq_info_get,
7297         .txq_info_get           = hns3_txq_info_get,
7298         .rx_burst_mode_get      = hns3_rx_burst_mode_get,
7299         .tx_burst_mode_get      = hns3_tx_burst_mode_get,
7300         .flow_ctrl_get          = hns3_flow_ctrl_get,
7301         .flow_ctrl_set          = hns3_flow_ctrl_set,
7302         .priority_flow_ctrl_set = hns3_priority_flow_ctrl_set,
7303         .mac_addr_add           = hns3_add_mac_addr,
7304         .mac_addr_remove        = hns3_remove_mac_addr,
7305         .mac_addr_set           = hns3_set_default_mac_addr,
7306         .set_mc_addr_list       = hns3_set_mc_mac_addr_list,
7307         .link_update            = hns3_dev_link_update,
7308         .dev_set_link_up        = hns3_dev_set_link_up,
7309         .dev_set_link_down      = hns3_dev_set_link_down,
7310         .rss_hash_update        = hns3_dev_rss_hash_update,
7311         .rss_hash_conf_get      = hns3_dev_rss_hash_conf_get,
7312         .reta_update            = hns3_dev_rss_reta_update,
7313         .reta_query             = hns3_dev_rss_reta_query,
7314         .flow_ops_get           = hns3_dev_flow_ops_get,
7315         .vlan_filter_set        = hns3_vlan_filter_set,
7316         .vlan_tpid_set          = hns3_vlan_tpid_set,
7317         .vlan_offload_set       = hns3_vlan_offload_set,
7318         .vlan_pvid_set          = hns3_vlan_pvid_set,
7319         .get_reg                = hns3_get_regs,
7320         .get_module_info        = hns3_get_module_info,
7321         .get_module_eeprom      = hns3_get_module_eeprom,
7322         .get_dcb_info           = hns3_get_dcb_info,
7323         .dev_supported_ptypes_get = hns3_dev_supported_ptypes_get,
7324         .fec_get_capability     = hns3_fec_get_capability,
7325         .fec_get                = hns3_fec_get,
7326         .fec_set                = hns3_fec_set,
7327         .tm_ops_get             = hns3_tm_ops_get,
7328         .tx_done_cleanup        = hns3_tx_done_cleanup,
7329         .timesync_enable            = hns3_timesync_enable,
7330         .timesync_disable           = hns3_timesync_disable,
7331         .timesync_read_rx_timestamp = hns3_timesync_read_rx_timestamp,
7332         .timesync_read_tx_timestamp = hns3_timesync_read_tx_timestamp,
7333         .timesync_adjust_time       = hns3_timesync_adjust_time,
7334         .timesync_read_time         = hns3_timesync_read_time,
7335         .timesync_write_time        = hns3_timesync_write_time,
7336 };
7337
7338 static const struct hns3_reset_ops hns3_reset_ops = {
7339         .reset_service       = hns3_reset_service,
7340         .stop_service        = hns3_stop_service,
7341         .prepare_reset       = hns3_prepare_reset,
7342         .wait_hardware_ready = hns3_wait_hardware_ready,
7343         .reinit_dev          = hns3_reinit_dev,
7344         .restore_conf        = hns3_restore_conf,
7345         .start_service       = hns3_start_service,
7346 };
7347
7348 static void
7349 hns3_init_hw_ops(struct hns3_hw *hw)
7350 {
7351         hw->ops.add_mc_mac_addr = hns3_add_mc_mac_addr;
7352         hw->ops.del_mc_mac_addr = hns3_remove_mc_mac_addr;
7353         hw->ops.add_uc_mac_addr = hns3_add_uc_mac_addr;
7354         hw->ops.del_uc_mac_addr = hns3_remove_uc_mac_addr;
7355 }
7356
7357 static int
7358 hns3_dev_init(struct rte_eth_dev *eth_dev)
7359 {
7360         struct hns3_adapter *hns = eth_dev->data->dev_private;
7361         char mac_str[RTE_ETHER_ADDR_FMT_SIZE];
7362         struct rte_ether_addr *eth_addr;
7363         struct hns3_hw *hw = &hns->hw;
7364         int ret;
7365
7366         PMD_INIT_FUNC_TRACE();
7367
7368         hns3_flow_init(eth_dev);
7369
7370         hns3_set_rxtx_function(eth_dev);
7371         eth_dev->dev_ops = &hns3_eth_dev_ops;
7372         eth_dev->rx_queue_count = hns3_rx_queue_count;
7373         if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
7374                 ret = hns3_mp_init_secondary();
7375                 if (ret) {
7376                         PMD_INIT_LOG(ERR, "Failed to init for secondary "
7377                                      "process, ret = %d", ret);
7378                         goto err_mp_init_secondary;
7379                 }
7380                 hw->secondary_cnt++;
7381                 hns3_tx_push_init(eth_dev);
7382                 return 0;
7383         }
7384
7385         ret = hns3_mp_init_primary();
7386         if (ret) {
7387                 PMD_INIT_LOG(ERR,
7388                              "Failed to init for primary process, ret = %d",
7389                              ret);
7390                 goto err_mp_init_primary;
7391         }
7392
7393         hw->adapter_state = HNS3_NIC_UNINITIALIZED;
7394         hns->is_vf = false;
7395         hw->data = eth_dev->data;
7396         hns3_parse_devargs(eth_dev);
7397
7398         /*
7399          * Set default max packet size according to the mtu
7400          * default vale in DPDK frame.
7401          */
7402         hns->pf.mps = hw->data->mtu + HNS3_ETH_OVERHEAD;
7403
7404         ret = hns3_reset_init(hw);
7405         if (ret)
7406                 goto err_init_reset;
7407         hw->reset.ops = &hns3_reset_ops;
7408
7409         hns3_init_hw_ops(hw);
7410         ret = hns3_init_pf(eth_dev);
7411         if (ret) {
7412                 PMD_INIT_LOG(ERR, "Failed to init pf: %d", ret);
7413                 goto err_init_pf;
7414         }
7415
7416         /* Allocate memory for storing MAC addresses */
7417         eth_dev->data->mac_addrs = rte_zmalloc("hns3-mac",
7418                                                sizeof(struct rte_ether_addr) *
7419                                                HNS3_UC_MACADDR_NUM, 0);
7420         if (eth_dev->data->mac_addrs == NULL) {
7421                 PMD_INIT_LOG(ERR, "Failed to allocate %zx bytes needed "
7422                              "to store MAC addresses",
7423                              sizeof(struct rte_ether_addr) *
7424                              HNS3_UC_MACADDR_NUM);
7425                 ret = -ENOMEM;
7426                 goto err_rte_zmalloc;
7427         }
7428
7429         eth_addr = (struct rte_ether_addr *)hw->mac.mac_addr;
7430         if (!rte_is_valid_assigned_ether_addr(eth_addr)) {
7431                 rte_eth_random_addr(hw->mac.mac_addr);
7432                 hns3_ether_format_addr(mac_str, RTE_ETHER_ADDR_FMT_SIZE,
7433                                 (struct rte_ether_addr *)hw->mac.mac_addr);
7434                 hns3_warn(hw, "default mac_addr from firmware is an invalid "
7435                           "unicast address, using random MAC address %s",
7436                           mac_str);
7437         }
7438         rte_ether_addr_copy((struct rte_ether_addr *)hw->mac.mac_addr,
7439                             &eth_dev->data->mac_addrs[0]);
7440
7441         hw->adapter_state = HNS3_NIC_INITIALIZED;
7442
7443         if (__atomic_load_n(&hw->reset.schedule, __ATOMIC_RELAXED) ==
7444                             SCHEDULE_PENDING) {
7445                 hns3_err(hw, "Reschedule reset service after dev_init");
7446                 hns3_schedule_reset(hns);
7447         } else {
7448                 /* IMP will wait ready flag before reset */
7449                 hns3_notify_reset_ready(hw, false);
7450         }
7451
7452         hns3_info(hw, "hns3 dev initialization successful!");
7453         return 0;
7454
7455 err_rte_zmalloc:
7456         hns3_uninit_pf(eth_dev);
7457
7458 err_init_pf:
7459         rte_free(hw->reset.wait_data);
7460
7461 err_init_reset:
7462         hns3_mp_uninit_primary();
7463
7464 err_mp_init_primary:
7465 err_mp_init_secondary:
7466         eth_dev->dev_ops = NULL;
7467         eth_dev->rx_pkt_burst = NULL;
7468         eth_dev->rx_descriptor_status = NULL;
7469         eth_dev->tx_pkt_burst = NULL;
7470         eth_dev->tx_pkt_prepare = NULL;
7471         eth_dev->tx_descriptor_status = NULL;
7472         return ret;
7473 }
7474
7475 static int
7476 hns3_dev_uninit(struct rte_eth_dev *eth_dev)
7477 {
7478         struct hns3_adapter *hns = eth_dev->data->dev_private;
7479         struct hns3_hw *hw = &hns->hw;
7480
7481         PMD_INIT_FUNC_TRACE();
7482
7483         if (rte_eal_process_type() != RTE_PROC_PRIMARY)
7484                 return 0;
7485
7486         if (hw->adapter_state < HNS3_NIC_CLOSING)
7487                 hns3_dev_close(eth_dev);
7488
7489         hw->adapter_state = HNS3_NIC_REMOVED;
7490         return 0;
7491 }
7492
7493 static int
7494 eth_hns3_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
7495                    struct rte_pci_device *pci_dev)
7496 {
7497         return rte_eth_dev_pci_generic_probe(pci_dev,
7498                                              sizeof(struct hns3_adapter),
7499                                              hns3_dev_init);
7500 }
7501
7502 static int
7503 eth_hns3_pci_remove(struct rte_pci_device *pci_dev)
7504 {
7505         return rte_eth_dev_pci_generic_remove(pci_dev, hns3_dev_uninit);
7506 }
7507
7508 static const struct rte_pci_id pci_id_hns3_map[] = {
7509         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_GE) },
7510         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE) },
7511         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_25GE_RDMA) },
7512         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_50GE_RDMA) },
7513         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_100G_RDMA_MACSEC) },
7514         { RTE_PCI_DEVICE(PCI_VENDOR_ID_HUAWEI, HNS3_DEV_ID_200G_RDMA) },
7515         { .vendor_id = 0, }, /* sentinel */
7516 };
7517
7518 static struct rte_pci_driver rte_hns3_pmd = {
7519         .id_table = pci_id_hns3_map,
7520         .drv_flags = RTE_PCI_DRV_NEED_MAPPING | RTE_PCI_DRV_INTR_LSC,
7521         .probe = eth_hns3_pci_probe,
7522         .remove = eth_hns3_pci_remove,
7523 };
7524
7525 RTE_PMD_REGISTER_PCI(net_hns3, rte_hns3_pmd);
7526 RTE_PMD_REGISTER_PCI_TABLE(net_hns3, pci_id_hns3_map);
7527 RTE_PMD_REGISTER_KMOD_DEP(net_hns3, "* igb_uio | vfio-pci");
7528 RTE_PMD_REGISTER_PARAM_STRING(net_hns3,
7529                 HNS3_DEVARG_RX_FUNC_HINT "=vec|sve|simple|common "
7530                 HNS3_DEVARG_TX_FUNC_HINT "=vec|sve|simple|common "
7531                 HNS3_DEVARG_DEV_CAPS_MASK "=<1-65535> "
7532                 HNS3_DEVARG_MBX_TIME_LIMIT_MS "=<uint16> ");
7533 RTE_LOG_REGISTER_SUFFIX(hns3_logtype_init, init, NOTICE);
7534 RTE_LOG_REGISTER_SUFFIX(hns3_logtype_driver, driver, NOTICE);