drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c

   1 /*
   2  * QLogic qlcnic NIC Driver
   3  * Copyright (c) 2009-2013 QLogic Corporation
   4  *
   5  * See LICENSE.qlcnic for copyright and licensing details.
   6  */
   7
   8 #include "qlcnic_sriov.h"
   9 #include "qlcnic.h"
  10 #include <linux/types.h>
  11
  12 #define QLCNIC_SRIOV_VF_MAX_MAC 1
  13 #define QLC_VF_MIN_TX_RATE      100
  14 #define QLC_VF_MAX_TX_RATE      9999
  15
  16 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *, u8);
  17
  18 struct qlcnic_sriov_cmd_handler {
  19         int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
  20 };
  21
  22 struct qlcnic_sriov_fw_cmd_handler {
  23         u32 cmd;
  24         int (*fn) (struct qlcnic_bc_trans *, struct qlcnic_cmd_args *);
  25 };
  26
  27 static int qlcnic_sriov_pf_set_vport_info(struct qlcnic_adapter *adapter,
  28                                           struct qlcnic_info *npar_info,
  29                                           u16 vport_id)
  30 {
  31         struct qlcnic_cmd_args cmd;
  32         int err;
  33
  34         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO))
  35                 return -ENOMEM;
  36
  37         cmd.req.arg[1] = (vport_id << 16) | 0x1;
  38         cmd.req.arg[2] = npar_info->bit_offsets;
  39         cmd.req.arg[2] |= npar_info->min_tx_bw << 16;
  40         cmd.req.arg[3] = npar_info->max_tx_bw | (npar_info->max_tx_ques << 16);
  41         cmd.req.arg[4] = npar_info->max_tx_mac_filters;
  42         cmd.req.arg[4] |= npar_info->max_rx_mcast_mac_filters << 16;
  43         cmd.req.arg[5] = npar_info->max_rx_ucast_mac_filters |
  44                          (npar_info->max_rx_ip_addr << 16);
  45         cmd.req.arg[6] = npar_info->max_rx_lro_flow |
  46                          (npar_info->max_rx_status_rings << 16);
  47         cmd.req.arg[7] = npar_info->max_rx_buf_rings |
  48                          (npar_info->max_rx_ques << 16);
  49         cmd.req.arg[8] = npar_info->max_tx_vlan_keys;
  50         cmd.req.arg[8] |= npar_info->max_local_ipv6_addrs << 16;
  51         cmd.req.arg[9] = npar_info->max_remote_ipv6_addrs;
  52
  53         err = qlcnic_issue_cmd(adapter, &cmd);
  54         if (err)
  55                 dev_err(&adapter->pdev->dev,
  56                         "Failed to set vport info, err=%d\n", err);
  57
  58         qlcnic_free_mbx_args(&cmd);
  59         return err;
  60 }
  61
  62 static int qlcnic_sriov_pf_cal_res_limit(struct qlcnic_adapter *adapter,
  63                                          struct qlcnic_info *info, u16 func)
  64 {
  65         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
  66         struct qlcnic_resources *res = &sriov->ff_max;
  67         u32 temp, num_vf_macs, num_vfs, max;
  68         int ret = -EIO, vpid, id;
  69         struct qlcnic_vport *vp;
  70
  71         vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
  72         if (vpid < 0)
  73                 return -EINVAL;
  74
  75         num_vfs = sriov->num_vfs;
  76         max = num_vfs + 1;
  77         info->bit_offsets = 0xffff;
  78         info->max_tx_ques = res->num_tx_queues / max;
  79         info->max_rx_mcast_mac_filters = res->num_rx_mcast_mac_filters;
  80         num_vf_macs = QLCNIC_SRIOV_VF_MAX_MAC;
  81
  82         if (adapter->ahw->pci_func == func) {
  83                 temp = res->num_rx_mcast_mac_filters - (num_vfs * num_vf_macs);
  84                 info->max_rx_ucast_mac_filters = temp;
  85                 temp = res->num_tx_mac_filters - (num_vfs * num_vf_macs);
  86                 info->max_tx_mac_filters = temp;
  87                 info->min_tx_bw = 0;
  88                 info->max_tx_bw = MAX_BW;
  89         } else {
  90                 id = qlcnic_sriov_func_to_index(adapter, func);
  91                 if (id < 0)
  92                         return id;
  93                 vp = sriov->vf_info[id].vp;
  94                 info->min_tx_bw = vp->min_tx_bw;
  95                 info->max_tx_bw = vp->max_tx_bw;
  96                 info->max_rx_ucast_mac_filters = num_vf_macs;
  97                 info->max_tx_mac_filters = num_vf_macs;
  98         }
  99
 100         info->max_rx_ip_addr = res->num_destip / max;
 101         info->max_rx_status_rings = res->num_rx_status_rings / max;
 102         info->max_rx_buf_rings = res->num_rx_buf_rings / max;
 103         info->max_rx_ques = res->num_rx_queues / max;
 104         info->max_rx_lro_flow = res->num_lro_flows_supported / max;
 105         info->max_tx_vlan_keys = res->num_txvlan_keys;
 106         info->max_local_ipv6_addrs = res->max_local_ipv6_addrs;
 107         info->max_remote_ipv6_addrs = res->max_remote_ipv6_addrs;
 108
 109         ret = qlcnic_sriov_pf_set_vport_info(adapter, info, vpid);
 110         if (ret)
 111                 return ret;
 112
 113         return 0;
 114 }
 115
 116 static void qlcnic_sriov_pf_set_ff_max_res(struct qlcnic_adapter *adapter,
 117                                            struct qlcnic_info *info)
 118 {
 119         struct qlcnic_resources *ff_max = &adapter->ahw->sriov->ff_max;
 120
 121         ff_max->num_tx_mac_filters = info->max_tx_mac_filters;
 122         ff_max->num_rx_ucast_mac_filters = info->max_rx_ucast_mac_filters;
 123         ff_max->num_rx_mcast_mac_filters = info->max_rx_mcast_mac_filters;
 124         ff_max->num_txvlan_keys = info->max_tx_vlan_keys;
 125         ff_max->num_rx_queues = info->max_rx_ques;
 126         ff_max->num_tx_queues = info->max_tx_ques;
 127         ff_max->num_lro_flows_supported = info->max_rx_lro_flow;
 128         ff_max->num_destip = info->max_rx_ip_addr;
 129         ff_max->num_rx_buf_rings = info->max_rx_buf_rings;
 130         ff_max->num_rx_status_rings = info->max_rx_status_rings;
 131         ff_max->max_remote_ipv6_addrs = info->max_remote_ipv6_addrs;
 132         ff_max->max_local_ipv6_addrs = info->max_local_ipv6_addrs;
 133 }
 134
 135 static int qlcnic_sriov_get_pf_info(struct qlcnic_adapter *adapter,
 136                                     struct qlcnic_info *npar_info)
 137 {
 138         int err;
 139         struct qlcnic_cmd_args cmd;
 140
 141         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_GET_NIC_INFO))
 142                 return -ENOMEM;
 143
 144         cmd.req.arg[1] = 0x2;
 145         err = qlcnic_issue_cmd(adapter, &cmd);
 146         if (err) {
 147                 dev_err(&adapter->pdev->dev,
 148                         "Failed to get PF info, err=%d\n", err);
 149                 goto out;
 150         }
 151
 152         npar_info->total_pf = cmd.rsp.arg[2] & 0xff;
 153         npar_info->total_rss_engines = (cmd.rsp.arg[2] >> 8) & 0xff;
 154         npar_info->max_vports = MSW(cmd.rsp.arg[2]);
 155         npar_info->max_tx_ques =  LSW(cmd.rsp.arg[3]);
 156         npar_info->max_tx_mac_filters = MSW(cmd.rsp.arg[3]);
 157         npar_info->max_rx_mcast_mac_filters = LSW(cmd.rsp.arg[4]);
 158         npar_info->max_rx_ucast_mac_filters = MSW(cmd.rsp.arg[4]);
 159         npar_info->max_rx_ip_addr = LSW(cmd.rsp.arg[5]);
 160         npar_info->max_rx_lro_flow = MSW(cmd.rsp.arg[5]);
 161         npar_info->max_rx_status_rings = LSW(cmd.rsp.arg[6]);
 162         npar_info->max_rx_buf_rings = MSW(cmd.rsp.arg[6]);
 163         npar_info->max_rx_ques = LSW(cmd.rsp.arg[7]);
 164         npar_info->max_tx_vlan_keys = MSW(cmd.rsp.arg[7]);
 165         npar_info->max_local_ipv6_addrs = LSW(cmd.rsp.arg[8]);
 166         npar_info->max_remote_ipv6_addrs = MSW(cmd.rsp.arg[8]);
 167
 168         qlcnic_sriov_pf_set_ff_max_res(adapter, npar_info);
 169         dev_info(&adapter->pdev->dev,
 170                  "\n\ttotal_pf: %d,\n"
 171                  "\n\ttotal_rss_engines: %d max_vports: %d max_tx_ques %d,\n"
 172                  "\tmax_tx_mac_filters: %d max_rx_mcast_mac_filters: %d,\n"
 173                  "\tmax_rx_ucast_mac_filters: 0x%x, max_rx_ip_addr: %d,\n"
 174                  "\tmax_rx_lro_flow: %d max_rx_status_rings: %d,\n"
 175                  "\tmax_rx_buf_rings: %d, max_rx_ques: %d, max_tx_vlan_keys %d\n"
 176                  "\tmax_local_ipv6_addrs: %d, max_remote_ipv6_addrs: %d\n",
 177                  npar_info->total_pf, npar_info->total_rss_engines,
 178                  npar_info->max_vports, npar_info->max_tx_ques,
 179                  npar_info->max_tx_mac_filters,
 180                  npar_info->max_rx_mcast_mac_filters,
 181                  npar_info->max_rx_ucast_mac_filters, npar_info->max_rx_ip_addr,
 182                  npar_info->max_rx_lro_flow, npar_info->max_rx_status_rings,
 183                  npar_info->max_rx_buf_rings, npar_info->max_rx_ques,
 184                  npar_info->max_tx_vlan_keys, npar_info->max_local_ipv6_addrs,
 185                  npar_info->max_remote_ipv6_addrs);
 186
 187 out:
 188         qlcnic_free_mbx_args(&cmd);
 189         return err;
 190 }
 191
 192 static void qlcnic_sriov_pf_reset_vport_handle(struct qlcnic_adapter *adapter,
 193                                                u8 func)
 194 {
 195         struct qlcnic_sriov  *sriov = adapter->ahw->sriov;
 196         struct qlcnic_vport *vp;
 197         int index;
 198
 199         if (adapter->ahw->pci_func == func) {
 200                 sriov->vp_handle = 0;
 201         } else {
 202                 index = qlcnic_sriov_func_to_index(adapter, func);
 203                 if (index < 0)
 204                         return;
 205                 vp = sriov->vf_info[index].vp;
 206                 vp->handle = 0;
 207         }
 208 }
 209
 210 static void qlcnic_sriov_pf_set_vport_handle(struct qlcnic_adapter *adapter,
 211                                              u16 vport_handle, u8 func)
 212 {
 213         struct qlcnic_sriov  *sriov = adapter->ahw->sriov;
 214         struct qlcnic_vport *vp;
 215         int index;
 216
 217         if (adapter->ahw->pci_func == func) {
 218                 sriov->vp_handle = vport_handle;
 219         } else {
 220                 index = qlcnic_sriov_func_to_index(adapter, func);
 221                 if (index < 0)
 222                         return;
 223                 vp = sriov->vf_info[index].vp;
 224                 vp->handle = vport_handle;
 225         }
 226 }
 227
 228 static int qlcnic_sriov_pf_get_vport_handle(struct qlcnic_adapter *adapter,
 229                                             u8 func)
 230 {
 231         struct qlcnic_sriov  *sriov = adapter->ahw->sriov;
 232         struct qlcnic_vf_info *vf_info;
 233         int index;
 234
 235         if (adapter->ahw->pci_func == func) {
 236                 return sriov->vp_handle;
 237         } else {
 238                 index = qlcnic_sriov_func_to_index(adapter, func);
 239                 if (index >= 0) {
 240                         vf_info = &sriov->vf_info[index];
 241                         return vf_info->vp->handle;
 242                 }
 243         }
 244
 245         return -EINVAL;
 246 }
 247
 248 static int qlcnic_sriov_pf_config_vport(struct qlcnic_adapter *adapter,
 249                                         u8 flag, u16 func)
 250 {
 251         struct qlcnic_cmd_args cmd;
 252         int ret;
 253         int vpid;
 254
 255         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_VPORT))
 256                 return -ENOMEM;
 257
 258         if (flag) {
 259                 cmd.req.arg[3] = func << 8;
 260         } else {
 261                 vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
 262                 if (vpid < 0) {
 263                         ret = -EINVAL;
 264                         goto out;
 265                 }
 266                 cmd.req.arg[3] = ((vpid & 0xffff) << 8) | 1;
 267         }
 268
 269         ret = qlcnic_issue_cmd(adapter, &cmd);
 270         if (ret) {
 271                 dev_err(&adapter->pdev->dev,
 272                         "Failed %s vport, err %d for func 0x%x\n",
 273                         (flag ? "enable" : "disable"), ret, func);
 274                 goto out;
 275         }
 276
 277         if (flag) {
 278                 vpid = cmd.rsp.arg[2] & 0xffff;
 279                 qlcnic_sriov_pf_set_vport_handle(adapter, vpid, func);
 280         } else {
 281                 qlcnic_sriov_pf_reset_vport_handle(adapter, func);
 282         }
 283
 284 out:
 285         qlcnic_free_mbx_args(&cmd);
 286         return ret;
 287 }
 288
 289 static int qlcnic_sriov_pf_cfg_vlan_filtering(struct qlcnic_adapter *adapter,
 290                                               u8 enable)
 291 {
 292         struct qlcnic_cmd_args cmd;
 293         int err;
 294
 295         err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
 296         if (err)
 297                 return err;
 298
 299         cmd.req.arg[1] = 0x4;
 300         if (enable)
 301                 cmd.req.arg[1] |= BIT_16;
 302
 303         err = qlcnic_issue_cmd(adapter, &cmd);
 304         if (err)
 305                 dev_err(&adapter->pdev->dev,
 306                         "Failed to configure VLAN filtering, err=%d\n", err);
 307
 308         qlcnic_free_mbx_args(&cmd);
 309         return err;
 310 }
 311
 312 static int qlcnic_sriov_pf_cfg_eswitch(struct qlcnic_adapter *adapter,
 313                                        u8 func, u8 enable)
 314 {
 315         struct qlcnic_cmd_args cmd;
 316         int err = -EIO;
 317
 318         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_TOGGLE_ESWITCH))
 319                 return -ENOMEM;
 320
 321         cmd.req.arg[0] |= (3 << 29);
 322         cmd.req.arg[1] = ((func & 0xf) << 2) | BIT_6 | BIT_1;
 323         if (enable)
 324                 cmd.req.arg[1] |= BIT_0;
 325
 326         err = qlcnic_issue_cmd(adapter, &cmd);
 327
 328         if (err != QLCNIC_RCODE_SUCCESS) {
 329                 dev_err(&adapter->pdev->dev,
 330                         "Failed to enable sriov eswitch%d\n", err);
 331                 err = -EIO;
 332         }
 333
 334         qlcnic_free_mbx_args(&cmd);
 335         return err;
 336 }
 337
 338 static void qlcnic_sriov_pf_del_flr_queue(struct qlcnic_adapter *adapter)
 339 {
 340         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
 341         struct qlcnic_back_channel *bc = &sriov->bc;
 342         int i;
 343
 344         for (i = 0; i < sriov->num_vfs; i++)
 345                 cancel_work_sync(&sriov->vf_info[i].flr_work);
 346
 347         destroy_workqueue(bc->bc_flr_wq);
 348 }
 349
 350 static int qlcnic_sriov_pf_create_flr_queue(struct qlcnic_adapter *adapter)
 351 {
 352         struct qlcnic_back_channel *bc = &adapter->ahw->sriov->bc;
 353         struct workqueue_struct *wq;
 354
 355         wq = create_singlethread_workqueue("qlcnic-flr");
 356         if (wq == NULL) {
 357                 dev_err(&adapter->pdev->dev, "Cannot create FLR workqueue\n");
 358                 return -ENOMEM;
 359         }
 360
 361         bc->bc_flr_wq =  wq;
 362         return 0;
 363 }
 364
 365 void qlcnic_sriov_pf_cleanup(struct qlcnic_adapter *adapter)
 366 {
 367         u8 func = adapter->ahw->pci_func;
 368
 369         if (!qlcnic_sriov_enable_check(adapter))
 370                 return;
 371
 372         qlcnic_sriov_pf_del_flr_queue(adapter);
 373         qlcnic_sriov_cfg_bc_intr(adapter, 0);
 374         qlcnic_sriov_pf_config_vport(adapter, 0, func);
 375         qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
 376         qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
 377         __qlcnic_sriov_cleanup(adapter);
 378         adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
 379         clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
 380 }
 381
 382 void qlcnic_sriov_pf_disable(struct qlcnic_adapter *adapter)
 383 {
 384         if (!qlcnic_sriov_pf_check(adapter))
 385                 return;
 386
 387         if (!qlcnic_sriov_enable_check(adapter))
 388                 return;
 389
 390         pci_disable_sriov(adapter->pdev);
 391         netdev_info(adapter->netdev,
 392                     "SR-IOV is disabled successfully on port %d\n",
 393                     adapter->portnum);
 394 }
 395
 396 static int qlcnic_pci_sriov_disable(struct qlcnic_adapter *adapter)
 397 {
 398         struct net_device *netdev = adapter->netdev;
 399
 400         if (netif_running(netdev))
 401                 __qlcnic_down(adapter, netdev);
 402
 403         qlcnic_sriov_pf_disable(adapter);
 404
 405         qlcnic_sriov_pf_cleanup(adapter);
 406
 407         /* After disabling SRIOV re-init the driver in default mode
 408            configure opmode based on op_mode of function
 409          */
 410         if (qlcnic_83xx_configure_opmode(adapter))
 411                 return -EIO;
 412
 413         if (netif_running(netdev))
 414                 __qlcnic_up(adapter, netdev);
 415
 416         return 0;
 417 }
 418
 419 static int qlcnic_sriov_pf_init(struct qlcnic_adapter *adapter)
 420 {
 421         struct qlcnic_hardware_context *ahw = adapter->ahw;
 422         struct qlcnic_info nic_info, pf_info, vp_info;
 423         int err;
 424         u8 func = ahw->pci_func;
 425
 426         if (!qlcnic_sriov_enable_check(adapter))
 427                 return 0;
 428
 429         err = qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 1);
 430         if (err)
 431                 return err;
 432
 433         err = qlcnic_sriov_pf_cfg_eswitch(adapter, func, 1);
 434         if (err)
 435                 goto disable_vlan_filtering;
 436
 437         err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
 438         if (err)
 439                 goto disable_eswitch;
 440
 441         err = qlcnic_sriov_get_pf_info(adapter, &pf_info);
 442         if (err)
 443                 goto delete_vport;
 444
 445         err = qlcnic_get_nic_info(adapter, &nic_info, func);
 446         if (err)
 447                 goto delete_vport;
 448
 449         err = qlcnic_sriov_pf_cal_res_limit(adapter, &vp_info, func);
 450         if (err)
 451                 goto delete_vport;
 452
 453         err = qlcnic_sriov_cfg_bc_intr(adapter, 1);
 454         if (err)
 455                 goto delete_vport;
 456
 457         ahw->physical_port = (u8) nic_info.phys_port;
 458         ahw->switch_mode = nic_info.switch_mode;
 459         ahw->max_mtu = nic_info.max_mtu;
 460         ahw->capabilities = nic_info.capabilities;
 461         ahw->nic_mode = QLC_83XX_SRIOV_MODE;
 462         return err;
 463
 464 delete_vport:
 465         qlcnic_sriov_pf_config_vport(adapter, 0, func);
 466
 467 disable_eswitch:
 468         qlcnic_sriov_pf_cfg_eswitch(adapter, func, 0);
 469
 470 disable_vlan_filtering:
 471         qlcnic_sriov_pf_cfg_vlan_filtering(adapter, 0);
 472
 473         return err;
 474 }
 475
 476 static int qlcnic_sriov_pf_enable(struct qlcnic_adapter *adapter, int num_vfs)
 477 {
 478         int err;
 479
 480         if (!qlcnic_sriov_enable_check(adapter))
 481                 return 0;
 482
 483         err = pci_enable_sriov(adapter->pdev, num_vfs);
 484         if (err)
 485                 qlcnic_sriov_pf_cleanup(adapter);
 486
 487         return err;
 488 }
 489
 490 static int __qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter,
 491                                      int num_vfs)
 492 {
 493         int err = 0;
 494
 495         set_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
 496         adapter->ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
 497
 498         err = qlcnic_sriov_init(adapter, num_vfs);
 499         if (err)
 500                 goto clear_op_mode;
 501
 502         err = qlcnic_sriov_pf_create_flr_queue(adapter);
 503         if (err)
 504                 goto sriov_cleanup;
 505
 506         err = qlcnic_sriov_pf_init(adapter);
 507         if (err)
 508                 goto del_flr_queue;
 509
 510         err = qlcnic_sriov_pf_enable(adapter, num_vfs);
 511         return err;
 512
 513 del_flr_queue:
 514         qlcnic_sriov_pf_del_flr_queue(adapter);
 515
 516 sriov_cleanup:
 517         __qlcnic_sriov_cleanup(adapter);
 518
 519 clear_op_mode:
 520         clear_bit(__QLCNIC_SRIOV_ENABLE, &adapter->state);
 521         adapter->ahw->op_mode = QLCNIC_MGMT_FUNC;
 522         return err;
 523 }
 524
 525 static int qlcnic_pci_sriov_enable(struct qlcnic_adapter *adapter, int num_vfs)
 526 {
 527         struct net_device *netdev = adapter->netdev;
 528         int err;
 529
 530         if (!(adapter->flags & QLCNIC_MSIX_ENABLED)) {
 531                 netdev_err(netdev,
 532                            "SR-IOV cannot be enabled, when legacy interrupts are enabled\n");
 533                 return -EIO;
 534         }
 535
 536         if (netif_running(netdev))
 537                 __qlcnic_down(adapter, netdev);
 538
 539         err = __qlcnic_pci_sriov_enable(adapter, num_vfs);
 540         if (err) {
 541                 netdev_info(netdev, "Failed to enable SR-IOV on port %d\n",
 542                             adapter->portnum);
 543
 544                 err = -EIO;
 545                 if (qlcnic_83xx_configure_opmode(adapter))
 546                         goto error;
 547         } else {
 548                 netdev_info(netdev,
 549                             "SR-IOV is enabled successfully on port %d\n",
 550                             adapter->portnum);
 551                 /* Return number of vfs enabled */
 552                 err = num_vfs;
 553         }
 554         if (netif_running(netdev))
 555                 __qlcnic_up(adapter, netdev);
 556
 557 error:
 558         return err;
 559 }
 560
 561 int qlcnic_pci_sriov_configure(struct pci_dev *dev, int num_vfs)
 562 {
 563         struct qlcnic_adapter *adapter = pci_get_drvdata(dev);
 564         int err;
 565
 566         if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
 567                 return -EBUSY;
 568
 569         if (num_vfs == 0)
 570                 err = qlcnic_pci_sriov_disable(adapter);
 571         else
 572                 err = qlcnic_pci_sriov_enable(adapter, num_vfs);
 573
 574         clear_bit(__QLCNIC_RESETTING, &adapter->state);
 575         return err;
 576 }
 577
 578 static int qlcnic_sriov_set_vf_acl(struct qlcnic_adapter *adapter, u8 func)
 579 {
 580         struct qlcnic_cmd_args cmd;
 581         struct qlcnic_vport *vp;
 582         int err, id;
 583         u8 *mac;
 584
 585         id = qlcnic_sriov_func_to_index(adapter, func);
 586         if (id < 0)
 587                 return id;
 588
 589         vp = adapter->ahw->sriov->vf_info[id].vp;
 590         err = qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_SET_NIC_INFO);
 591         if (err)
 592                 return err;
 593
 594         cmd.req.arg[1] = 0x3 | func << 16;
 595         if (vp->spoofchk == true) {
 596                 mac = vp->mac;
 597                 cmd.req.arg[2] |= BIT_1 | BIT_3 | BIT_8;
 598                 cmd.req.arg[4] = mac[5] | mac[4] << 8 | mac[3] << 16 |
 599                                  mac[2] << 24;
 600                 cmd.req.arg[5] = mac[1] | mac[0] << 8;
 601         }
 602
 603         if (vp->vlan_mode == QLC_PVID_MODE) {
 604                 cmd.req.arg[2] |= BIT_6;
 605                 cmd.req.arg[3] |= vp->vlan << 8;
 606         }
 607
 608         err = qlcnic_issue_cmd(adapter, &cmd);
 609         if (err)
 610                 dev_err(&adapter->pdev->dev, "Failed to set ACL, err=%d\n",
 611                         err);
 612
 613         qlcnic_free_mbx_args(&cmd);
 614         return err;
 615 }
 616
 617 static int qlcnic_sriov_set_vf_vport_info(struct qlcnic_adapter *adapter,
 618                                           u16 func)
 619 {
 620         struct qlcnic_info defvp_info;
 621         int err;
 622
 623         err = qlcnic_sriov_pf_cal_res_limit(adapter, &defvp_info, func);
 624         if (err)
 625                 return -EIO;
 626
 627         err = qlcnic_sriov_set_vf_acl(adapter, func);
 628         if (err)
 629                 return err;
 630
 631         return 0;
 632 }
 633
 634 static int qlcnic_sriov_pf_channel_cfg_cmd(struct qlcnic_bc_trans *trans,
 635                                            struct qlcnic_cmd_args *cmd)
 636 {
 637         struct qlcnic_vf_info *vf = trans->vf;
 638         struct qlcnic_adapter *adapter = vf->adapter;
 639         int err;
 640         u16 func = vf->pci_func;
 641
 642         cmd->rsp.arg[0] = trans->req_hdr->cmd_op;
 643         cmd->rsp.arg[0] |= (1 << 16);
 644
 645         if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) {
 646                 err = qlcnic_sriov_pf_config_vport(adapter, 1, func);
 647                 if (!err) {
 648                         err = qlcnic_sriov_set_vf_vport_info(adapter, func);
 649                         if (err)
 650                                 qlcnic_sriov_pf_config_vport(adapter, 0, func);
 651                 }
 652         } else {
 653                 err = qlcnic_sriov_pf_config_vport(adapter, 0, func);
 654         }
 655
 656         if (err)
 657                 goto err_out;
 658
 659         cmd->rsp.arg[0] |= (1 << 25);
 660
 661         if (trans->req_hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT)
 662                 set_bit(QLC_BC_VF_STATE, &vf->state);
 663         else
 664                 clear_bit(QLC_BC_VF_STATE, &vf->state);
 665
 666         return err;
 667
 668 err_out:
 669         cmd->rsp.arg[0] |= (2 << 25);
 670         return err;
 671 }
 672
 673 static int qlcnic_sriov_cfg_vf_def_mac(struct qlcnic_adapter *adapter,
 674                                        struct qlcnic_vport *vp,
 675                                        u16 func, u16 vlan, u8 op)
 676 {
 677         struct qlcnic_cmd_args cmd;
 678         struct qlcnic_macvlan_mbx mv;
 679         u8 *addr;
 680         int err;
 681         u32 *buf;
 682         int vpid;
 683
 684         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_CONFIG_MAC_VLAN))
 685                 return -ENOMEM;
 686
 687         vpid = qlcnic_sriov_pf_get_vport_handle(adapter, func);
 688         if (vpid < 0) {
 689                 err = -EINVAL;
 690                 goto out;
 691         }
 692
 693         if (vlan)
 694                 op = ((op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
 695                       QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL);
 696
 697         cmd.req.arg[1] = op | (1 << 8) | (3 << 6);
 698         cmd.req.arg[1] |= ((vpid & 0xffff) << 16) | BIT_31;
 699
 700         addr = vp->mac;
 701         mv.vlan = vlan;
 702         mv.mac_addr0 = addr[0];
 703         mv.mac_addr1 = addr[1];
 704         mv.mac_addr2 = addr[2];
 705         mv.mac_addr3 = addr[3];
 706         mv.mac_addr4 = addr[4];
 707         mv.mac_addr5 = addr[5];
 708         buf = &cmd.req.arg[2];
 709         memcpy(buf, &mv, sizeof(struct qlcnic_macvlan_mbx));
 710
 711         err = qlcnic_issue_cmd(adapter, &cmd);
 712
 713         if (err)
 714                 dev_err(&adapter->pdev->dev,
 715                         "MAC-VLAN %s to CAM failed, err=%d.\n",
 716                         ((op == 1) ? "add " : "delete "), err);
 717
 718 out:
 719         qlcnic_free_mbx_args(&cmd);
 720         return err;
 721 }
 722
 723 static int qlcnic_sriov_validate_create_rx_ctx(struct qlcnic_cmd_args *cmd)
 724 {
 725         if ((cmd->req.arg[0] >> 29) != 0x3)
 726                 return -EINVAL;
 727
 728         return 0;
 729 }
 730
 731 static int qlcnic_sriov_pf_create_rx_ctx_cmd(struct qlcnic_bc_trans *tran,
 732                                              struct qlcnic_cmd_args *cmd)
 733 {
 734         struct qlcnic_vf_info *vf = tran->vf;
 735         struct qlcnic_adapter *adapter = vf->adapter;
 736         struct qlcnic_rcv_mbx_out *mbx_out;
 737         int err;
 738         u16 vlan;
 739
 740         err = qlcnic_sriov_validate_create_rx_ctx(cmd);
 741         if (err) {
 742                 cmd->rsp.arg[0] |= (0x6 << 25);
 743                 return err;
 744         }
 745
 746         cmd->req.arg[6] = vf->vp->handle;
 747         err = qlcnic_issue_cmd(adapter, cmd);
 748
 749         vlan = vf->vp->vlan;
 750         if (!err) {
 751                 mbx_out = (struct qlcnic_rcv_mbx_out *)&cmd->rsp.arg[1];
 752                 vf->rx_ctx_id = mbx_out->ctx_id;
 753                 qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
 754                                             vlan, QLCNIC_MAC_ADD);
 755         } else {
 756                 vf->rx_ctx_id = 0;
 757         }
 758
 759         return err;
 760 }
 761
 762 static int qlcnic_sriov_pf_mac_address_cmd(struct qlcnic_bc_trans *trans,
 763                                            struct qlcnic_cmd_args *cmd)
 764 {
 765         struct qlcnic_vf_info *vf = trans->vf;
 766         u8 type, *mac;
 767
 768         type = cmd->req.arg[1];
 769         switch (type) {
 770         case QLCNIC_SET_STATION_MAC:
 771         case QLCNIC_SET_FAC_DEF_MAC:
 772                 cmd->rsp.arg[0] = (2 << 25);
 773                 break;
 774         case QLCNIC_GET_CURRENT_MAC:
 775                 cmd->rsp.arg[0] = (1 << 25);
 776                 mac = vf->vp->mac;
 777                 cmd->rsp.arg[2] = mac[1] | ((mac[0] << 8) & 0xff00);
 778                 cmd->rsp.arg[1] = mac[5] | ((mac[4] << 8) & 0xff00) |
 779                                   ((mac[3]) << 16 & 0xff0000) |
 780                                   ((mac[2]) << 24 & 0xff000000);
 781         }
 782
 783         return 0;
 784 }
 785
 786 static int qlcnic_sriov_validate_create_tx_ctx(struct qlcnic_cmd_args *cmd)
 787 {
 788         if ((cmd->req.arg[0] >> 29) != 0x3)
 789                 return -EINVAL;
 790
 791         return 0;
 792 }
 793
 794 static int qlcnic_sriov_pf_create_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
 795                                              struct qlcnic_cmd_args *cmd)
 796 {
 797         struct qlcnic_vf_info *vf = trans->vf;
 798         struct qlcnic_adapter *adapter = vf->adapter;
 799         struct qlcnic_tx_mbx_out *mbx_out;
 800         int err;
 801
 802         err = qlcnic_sriov_validate_create_tx_ctx(cmd);
 803         if (err) {
 804                 cmd->rsp.arg[0] |= (0x6 << 25);
 805                 return err;
 806         }
 807
 808         cmd->req.arg[5] |= vf->vp->handle << 16;
 809         err = qlcnic_issue_cmd(adapter, cmd);
 810         if (!err) {
 811                 mbx_out = (struct qlcnic_tx_mbx_out *)&cmd->rsp.arg[2];
 812                 vf->tx_ctx_id = mbx_out->ctx_id;
 813         } else {
 814                 vf->tx_ctx_id = 0;
 815         }
 816
 817         return err;
 818 }
 819
 820 static int qlcnic_sriov_validate_del_rx_ctx(struct qlcnic_vf_info *vf,
 821                                             struct qlcnic_cmd_args *cmd)
 822 {
 823         if ((cmd->req.arg[0] >> 29) != 0x3)
 824                 return -EINVAL;
 825
 826         if ((cmd->req.arg[1] & 0xffff) != vf->rx_ctx_id)
 827                 return -EINVAL;
 828
 829         return 0;
 830 }
 831
 832 static int qlcnic_sriov_pf_del_rx_ctx_cmd(struct qlcnic_bc_trans *trans,
 833                                           struct qlcnic_cmd_args *cmd)
 834 {
 835         struct qlcnic_vf_info *vf = trans->vf;
 836         struct qlcnic_adapter *adapter = vf->adapter;
 837         int err;
 838         u16 vlan;
 839
 840         err = qlcnic_sriov_validate_del_rx_ctx(vf, cmd);
 841         if (err) {
 842                 cmd->rsp.arg[0] |= (0x6 << 25);
 843                 return err;
 844         }
 845
 846         vlan = vf->vp->vlan;
 847         qlcnic_sriov_cfg_vf_def_mac(adapter, vf->vp, vf->pci_func,
 848                                     vlan, QLCNIC_MAC_DEL);
 849         cmd->req.arg[1] |= vf->vp->handle << 16;
 850         err = qlcnic_issue_cmd(adapter, cmd);
 851
 852         if (!err)
 853                 vf->rx_ctx_id = 0;
 854
 855         return err;
 856 }
 857
 858 static int qlcnic_sriov_validate_del_tx_ctx(struct qlcnic_vf_info *vf,
 859                                             struct qlcnic_cmd_args *cmd)
 860 {
 861         if ((cmd->req.arg[0] >> 29) != 0x3)
 862                 return -EINVAL;
 863
 864         if ((cmd->req.arg[1] & 0xffff) != vf->tx_ctx_id)
 865                 return -EINVAL;
 866
 867         return 0;
 868 }
 869
 870 static int qlcnic_sriov_pf_del_tx_ctx_cmd(struct qlcnic_bc_trans *trans,
 871                                           struct qlcnic_cmd_args *cmd)
 872 {
 873         struct qlcnic_vf_info *vf = trans->vf;
 874         struct qlcnic_adapter *adapter = vf->adapter;
 875         int err;
 876
 877         err = qlcnic_sriov_validate_del_tx_ctx(vf, cmd);
 878         if (err) {
 879                 cmd->rsp.arg[0] |= (0x6 << 25);
 880                 return err;
 881         }
 882
 883         cmd->req.arg[1] |= vf->vp->handle << 16;
 884         err = qlcnic_issue_cmd(adapter, cmd);
 885
 886         if (!err)
 887                 vf->tx_ctx_id = 0;
 888
 889         return err;
 890 }
 891
 892 static int qlcnic_sriov_validate_cfg_lro(struct qlcnic_vf_info *vf,
 893                                          struct qlcnic_cmd_args *cmd)
 894 {
 895         if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
 896                 return -EINVAL;
 897
 898         return 0;
 899 }
 900
 901 static int qlcnic_sriov_pf_cfg_lro_cmd(struct qlcnic_bc_trans *trans,
 902                                        struct qlcnic_cmd_args *cmd)
 903 {
 904         struct qlcnic_vf_info *vf = trans->vf;
 905         struct qlcnic_adapter *adapter = vf->adapter;
 906         int err;
 907
 908         err = qlcnic_sriov_validate_cfg_lro(vf, cmd);
 909         if (err) {
 910                 cmd->rsp.arg[0] |= (0x6 << 25);
 911                 return err;
 912         }
 913
 914         err = qlcnic_issue_cmd(adapter, cmd);
 915         return err;
 916 }
 917
 918 static int qlcnic_sriov_pf_cfg_ip_cmd(struct qlcnic_bc_trans *trans,
 919                                       struct qlcnic_cmd_args *cmd)
 920 {
 921         struct qlcnic_vf_info *vf = trans->vf;
 922         struct qlcnic_adapter *adapter = vf->adapter;
 923         int err = -EIO;
 924         u8 op;
 925
 926         op =  cmd->req.arg[1] & 0xff;
 927
 928         cmd->req.arg[1] |= vf->vp->handle << 16;
 929         cmd->req.arg[1] |= BIT_31;
 930
 931         err = qlcnic_issue_cmd(adapter, cmd);
 932         return err;
 933 }
 934
 935 static int qlcnic_sriov_validate_cfg_intrpt(struct qlcnic_vf_info *vf,
 936                                             struct qlcnic_cmd_args *cmd)
 937 {
 938         if (((cmd->req.arg[1] >> 8) & 0xff) != vf->pci_func)
 939                 return -EINVAL;
 940
 941         if (!(cmd->req.arg[1] & BIT_16))
 942                 return -EINVAL;
 943
 944         if ((cmd->req.arg[1] & 0xff) != 0x1)
 945                 return -EINVAL;
 946
 947         return 0;
 948 }
 949
 950 static int qlcnic_sriov_pf_cfg_intrpt_cmd(struct qlcnic_bc_trans *trans,
 951                                           struct qlcnic_cmd_args *cmd)
 952 {
 953         struct qlcnic_vf_info *vf = trans->vf;
 954         struct qlcnic_adapter *adapter = vf->adapter;
 955         int err;
 956
 957         err = qlcnic_sriov_validate_cfg_intrpt(vf, cmd);
 958         if (err)
 959                 cmd->rsp.arg[0] |= (0x6 << 25);
 960         else
 961                 err = qlcnic_issue_cmd(adapter, cmd);
 962
 963         return err;
 964 }
 965
 966 static int qlcnic_sriov_validate_mtu(struct qlcnic_adapter *adapter,
 967                                      struct qlcnic_vf_info *vf,
 968                                      struct qlcnic_cmd_args *cmd)
 969 {
 970         if (cmd->req.arg[1] != vf->rx_ctx_id)
 971                 return -EINVAL;
 972
 973         if (cmd->req.arg[2] > adapter->ahw->max_mtu)
 974                 return -EINVAL;
 975
 976         return 0;
 977 }
 978
 979 static int qlcnic_sriov_pf_set_mtu_cmd(struct qlcnic_bc_trans *trans,
 980                                        struct qlcnic_cmd_args *cmd)
 981 {
 982         struct qlcnic_vf_info *vf = trans->vf;
 983         struct qlcnic_adapter *adapter = vf->adapter;
 984         int err;
 985
 986         err = qlcnic_sriov_validate_mtu(adapter, vf, cmd);
 987         if (err)
 988                 cmd->rsp.arg[0] |= (0x6 << 25);
 989         else
 990                 err = qlcnic_issue_cmd(adapter, cmd);
 991
 992         return err;
 993 }
 994
 995 static int qlcnic_sriov_validate_get_nic_info(struct qlcnic_vf_info *vf,
 996                                               struct qlcnic_cmd_args *cmd)
 997 {
 998         if (cmd->req.arg[1] & BIT_31) {
 999                 if (((cmd->req.arg[1] >> 16) & 0x7fff) != vf->pci_func)
1000                         return -EINVAL;
1001         } else {
1002                 cmd->req.arg[1] |= vf->vp->handle << 16;
1003         }
1004
1005         return 0;
1006 }
1007
1008 static int qlcnic_sriov_pf_get_nic_info_cmd(struct qlcnic_bc_trans *trans,
1009                                             struct qlcnic_cmd_args *cmd)
1010 {
1011         struct qlcnic_vf_info *vf = trans->vf;
1012         struct qlcnic_adapter *adapter = vf->adapter;
1013         int err;
1014
1015         err = qlcnic_sriov_validate_get_nic_info(vf, cmd);
1016         if (err) {
1017                 cmd->rsp.arg[0] |= (0x6 << 25);
1018                 return err;
1019         }
1020
1021         err = qlcnic_issue_cmd(adapter, cmd);
1022         return err;
1023 }
1024
1025 static int qlcnic_sriov_validate_cfg_rss(struct qlcnic_vf_info *vf,
1026                                          struct qlcnic_cmd_args *cmd)
1027 {
1028         if (cmd->req.arg[1] != vf->rx_ctx_id)
1029                 return -EINVAL;
1030
1031         return 0;
1032 }
1033
1034 static int qlcnic_sriov_pf_cfg_rss_cmd(struct qlcnic_bc_trans *trans,
1035                                        struct qlcnic_cmd_args *cmd)
1036 {
1037         struct qlcnic_vf_info *vf = trans->vf;
1038         struct qlcnic_adapter *adapter = vf->adapter;
1039         int err;
1040
1041         err = qlcnic_sriov_validate_cfg_rss(vf, cmd);
1042         if (err)
1043                 cmd->rsp.arg[0] |= (0x6 << 25);
1044         else
1045                 err = qlcnic_issue_cmd(adapter, cmd);
1046
1047         return err;
1048 }
1049
1050 static int qlcnic_sriov_validate_cfg_intrcoal(struct qlcnic_adapter *adapter,
1051                                               struct qlcnic_vf_info *vf,
1052                                               struct qlcnic_cmd_args *cmd)
1053 {
1054         struct qlcnic_nic_intr_coalesce *coal = &adapter->ahw->coal;
1055         u16 ctx_id, pkts, time;
1056
1057         ctx_id = cmd->req.arg[1] >> 16;
1058         pkts = cmd->req.arg[2] & 0xffff;
1059         time = cmd->req.arg[2] >> 16;
1060
1061         if (ctx_id != vf->rx_ctx_id)
1062                 return -EINVAL;
1063         if (pkts > coal->rx_packets)
1064                 return -EINVAL;
1065         if (time < coal->rx_time_us)
1066                 return -EINVAL;
1067
1068         return 0;
1069 }
1070
1071 static int qlcnic_sriov_pf_cfg_intrcoal_cmd(struct qlcnic_bc_trans *tran,
1072                                             struct qlcnic_cmd_args *cmd)
1073 {
1074         struct qlcnic_vf_info *vf = tran->vf;
1075         struct qlcnic_adapter *adapter = vf->adapter;
1076         int err;
1077
1078         err = qlcnic_sriov_validate_cfg_intrcoal(adapter, vf, cmd);
1079         if (err) {
1080                 cmd->rsp.arg[0] |= (0x6 << 25);
1081                 return err;
1082         }
1083
1084         err = qlcnic_issue_cmd(adapter, cmd);
1085         return err;
1086 }
1087
1088 static int qlcnic_sriov_validate_cfg_macvlan(struct qlcnic_adapter *adapter,
1089                                              struct qlcnic_vf_info *vf,
1090                                              struct qlcnic_cmd_args *cmd)
1091 {
1092         struct qlcnic_macvlan_mbx *macvlan;
1093         struct qlcnic_vport *vp = vf->vp;
1094         u8 op, new_op;
1095
1096         if (!(cmd->req.arg[1] & BIT_8))
1097                 return -EINVAL;
1098
1099         cmd->req.arg[1] |= (vf->vp->handle << 16);
1100         cmd->req.arg[1] |= BIT_31;
1101
1102         macvlan = (struct qlcnic_macvlan_mbx *)&cmd->req.arg[2];
1103         if (!(macvlan->mac_addr0 & BIT_0)) {
1104                 dev_err(&adapter->pdev->dev,
1105                         "MAC address change is not allowed from VF %d",
1106                         vf->pci_func);
1107                 return -EINVAL;
1108         }
1109
1110         if (vp->vlan_mode == QLC_PVID_MODE) {
1111                 op = cmd->req.arg[1] & 0x7;
1112                 cmd->req.arg[1] &= ~0x7;
1113                 new_op = (op == QLCNIC_MAC_ADD || op == QLCNIC_MAC_VLAN_ADD) ?
1114                          QLCNIC_MAC_VLAN_ADD : QLCNIC_MAC_VLAN_DEL;
1115                 cmd->req.arg[3] |= vp->vlan << 16;
1116                 cmd->req.arg[1] |= new_op;
1117         }
1118
1119         return 0;
1120 }
1121
1122 static int qlcnic_sriov_pf_cfg_macvlan_cmd(struct qlcnic_bc_trans *trans,
1123                                            struct qlcnic_cmd_args *cmd)
1124 {
1125         struct qlcnic_vf_info *vf = trans->vf;
1126         struct qlcnic_adapter *adapter = vf->adapter;
1127         int err;
1128
1129         err = qlcnic_sriov_validate_cfg_macvlan(adapter, vf, cmd);
1130         if (err) {
1131                 cmd->rsp.arg[0] |= (0x6 << 25);
1132                 return err;
1133         }
1134
1135         err = qlcnic_issue_cmd(adapter, cmd);
1136         return err;
1137 }
1138
1139 static int qlcnic_sriov_validate_linkevent(struct qlcnic_vf_info *vf,
1140                                            struct qlcnic_cmd_args *cmd)
1141 {
1142         if ((cmd->req.arg[1] >> 16) != vf->rx_ctx_id)
1143                 return -EINVAL;
1144
1145         return 0;
1146 }
1147
1148 static int qlcnic_sriov_pf_linkevent_cmd(struct qlcnic_bc_trans *trans,
1149                                          struct qlcnic_cmd_args *cmd)
1150 {
1151         struct qlcnic_vf_info *vf = trans->vf;
1152         struct qlcnic_adapter *adapter = vf->adapter;
1153         int err;
1154
1155         err = qlcnic_sriov_validate_linkevent(vf, cmd);
1156         if (err) {
1157                 cmd->rsp.arg[0] |= (0x6 << 25);
1158                 return err;
1159         }
1160
1161         err = qlcnic_issue_cmd(adapter, cmd);
1162         return err;
1163 }
1164
1165 static int qlcnic_sriov_pf_cfg_promisc_cmd(struct qlcnic_bc_trans *trans,
1166                                            struct qlcnic_cmd_args *cmd)
1167 {
1168         struct qlcnic_vf_info *vf = trans->vf;
1169         struct qlcnic_adapter *adapter = vf->adapter;
1170         int err;
1171
1172         cmd->req.arg[1] |= vf->vp->handle << 16;
1173         cmd->req.arg[1] |= BIT_31;
1174         err = qlcnic_issue_cmd(adapter, cmd);
1175         return err;
1176 }
1177
1178 static int qlcnic_sriov_pf_get_acl_cmd(struct qlcnic_bc_trans *trans,
1179                                        struct qlcnic_cmd_args *cmd)
1180 {
1181         struct qlcnic_vf_info *vf = trans->vf;
1182         struct qlcnic_vport *vp = vf->vp;
1183         u8 cmd_op, mode = vp->vlan_mode;
1184
1185         cmd_op = trans->req_hdr->cmd_op;
1186         cmd->rsp.arg[0] = (cmd_op & 0xffff) | 14 << 16 | 1 << 25;
1187
1188         switch (mode) {
1189         case QLC_GUEST_VLAN_MODE:
1190                 cmd->rsp.arg[1] = mode | 1 << 8;
1191                 cmd->rsp.arg[2] = 1 << 16;
1192                 break;
1193         case QLC_PVID_MODE:
1194                 cmd->rsp.arg[1] = mode | 1 << 8 | vp->vlan << 16;
1195                 break;
1196         }
1197
1198         return 0;
1199 }
1200
1201 static int qlcnic_sriov_pf_del_guest_vlan(struct qlcnic_adapter *adapter,
1202                                           struct qlcnic_vf_info *vf)
1203
1204 {
1205         struct qlcnic_vport *vp = vf->vp;
1206
1207         if (!vp->vlan)
1208                 return -EINVAL;
1209
1210         if (!vf->rx_ctx_id) {
1211                 vp->vlan = 0;
1212                 return 0;
1213         }
1214
1215         qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1216                                     vp->vlan, QLCNIC_MAC_DEL);
1217         vp->vlan = 0;
1218         qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1219                                     0, QLCNIC_MAC_ADD);
1220         return 0;
1221 }
1222
1223 static int qlcnic_sriov_pf_add_guest_vlan(struct qlcnic_adapter *adapter,
1224                                           struct qlcnic_vf_info *vf,
1225                                           struct qlcnic_cmd_args *cmd)
1226 {
1227         struct qlcnic_vport *vp = vf->vp;
1228         int err = -EIO;
1229
1230         if (vp->vlan)
1231                 return err;
1232
1233         if (!vf->rx_ctx_id) {
1234                 vp->vlan = cmd->req.arg[1] >> 16;
1235                 return 0;
1236         }
1237
1238         err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1239                                           0, QLCNIC_MAC_DEL);
1240         if (err)
1241                 return err;
1242
1243         vp->vlan = cmd->req.arg[1] >> 16;
1244         err = qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1245                                           vp->vlan, QLCNIC_MAC_ADD);
1246
1247         if (err) {
1248                 qlcnic_sriov_cfg_vf_def_mac(adapter, vp, vf->pci_func,
1249                                             0, QLCNIC_MAC_ADD);
1250                 vp->vlan = 0;
1251         }
1252
1253         return err;
1254 }
1255
1256 static int qlcnic_sriov_pf_cfg_guest_vlan_cmd(struct qlcnic_bc_trans *tran,
1257                                               struct qlcnic_cmd_args *cmd)
1258 {
1259         struct qlcnic_vf_info  *vf = tran->vf;
1260         struct qlcnic_adapter *adapter =  vf->adapter;
1261         struct qlcnic_vport *vp = vf->vp;
1262         int err = -EIO;
1263         u8 op;
1264
1265         if (vp->vlan_mode != QLC_GUEST_VLAN_MODE) {
1266                 cmd->rsp.arg[0] |= 2 << 25;
1267                 return err;
1268         }
1269
1270         op = cmd->req.arg[1] & 0xf;
1271
1272         if (op)
1273                 err = qlcnic_sriov_pf_add_guest_vlan(adapter, vf, cmd);
1274         else
1275                 err = qlcnic_sriov_pf_del_guest_vlan(adapter, vf);
1276
1277         cmd->rsp.arg[0] |= err ? 2 << 25 : 1 << 25;
1278         return err;
1279 }
1280
1281 static const int qlcnic_pf_passthru_supp_cmds[] = {
1282         QLCNIC_CMD_GET_STATISTICS,
1283         QLCNIC_CMD_GET_PORT_CONFIG,
1284         QLCNIC_CMD_GET_LINK_STATUS,
1285 };
1286
1287 static const struct qlcnic_sriov_cmd_handler qlcnic_pf_bc_cmd_hdlr[] = {
1288         [QLCNIC_BC_CMD_CHANNEL_INIT] = {&qlcnic_sriov_pf_channel_cfg_cmd},
1289         [QLCNIC_BC_CMD_CHANNEL_TERM] = {&qlcnic_sriov_pf_channel_cfg_cmd},
1290         [QLCNIC_BC_CMD_GET_ACL] = {&qlcnic_sriov_pf_get_acl_cmd},
1291         [QLCNIC_BC_CMD_CFG_GUEST_VLAN]  = {&qlcnic_sriov_pf_cfg_guest_vlan_cmd},
1292 };
1293
1294 static const struct qlcnic_sriov_fw_cmd_handler qlcnic_pf_fw_cmd_hdlr[] = {
1295         {QLCNIC_CMD_CREATE_RX_CTX, qlcnic_sriov_pf_create_rx_ctx_cmd},
1296         {QLCNIC_CMD_CREATE_TX_CTX, qlcnic_sriov_pf_create_tx_ctx_cmd},
1297         {QLCNIC_CMD_MAC_ADDRESS, qlcnic_sriov_pf_mac_address_cmd},
1298         {QLCNIC_CMD_DESTROY_RX_CTX, qlcnic_sriov_pf_del_rx_ctx_cmd},
1299         {QLCNIC_CMD_DESTROY_TX_CTX, qlcnic_sriov_pf_del_tx_ctx_cmd},
1300         {QLCNIC_CMD_CONFIGURE_HW_LRO, qlcnic_sriov_pf_cfg_lro_cmd},
1301         {QLCNIC_CMD_CONFIGURE_IP_ADDR, qlcnic_sriov_pf_cfg_ip_cmd},
1302         {QLCNIC_CMD_CONFIG_INTRPT, qlcnic_sriov_pf_cfg_intrpt_cmd},
1303         {QLCNIC_CMD_SET_MTU, qlcnic_sriov_pf_set_mtu_cmd},
1304         {QLCNIC_CMD_GET_NIC_INFO, qlcnic_sriov_pf_get_nic_info_cmd},
1305         {QLCNIC_CMD_CONFIGURE_RSS, qlcnic_sriov_pf_cfg_rss_cmd},
1306         {QLCNIC_CMD_CONFIG_INTR_COAL, qlcnic_sriov_pf_cfg_intrcoal_cmd},
1307         {QLCNIC_CMD_CONFIG_MAC_VLAN, qlcnic_sriov_pf_cfg_macvlan_cmd},
1308         {QLCNIC_CMD_GET_LINK_EVENT, qlcnic_sriov_pf_linkevent_cmd},
1309         {QLCNIC_CMD_CONFIGURE_MAC_RX_MODE, qlcnic_sriov_pf_cfg_promisc_cmd},
1310 };
1311
1312 void qlcnic_sriov_pf_process_bc_cmd(struct qlcnic_adapter *adapter,
1313                                     struct qlcnic_bc_trans *trans,
1314                                     struct qlcnic_cmd_args *cmd)
1315 {
1316         u8 size, cmd_op;
1317
1318         cmd_op = trans->req_hdr->cmd_op;
1319
1320         if (trans->req_hdr->op_type == QLC_BC_CMD) {
1321                 size = ARRAY_SIZE(qlcnic_pf_bc_cmd_hdlr);
1322                 if (cmd_op < size) {
1323                         qlcnic_pf_bc_cmd_hdlr[cmd_op].fn(trans, cmd);
1324                         return;
1325                 }
1326         } else {
1327                 int i;
1328                 size = ARRAY_SIZE(qlcnic_pf_fw_cmd_hdlr);
1329                 for (i = 0; i < size; i++) {
1330                         if (cmd_op == qlcnic_pf_fw_cmd_hdlr[i].cmd) {
1331                                 qlcnic_pf_fw_cmd_hdlr[i].fn(trans, cmd);
1332                                 return;
1333                         }
1334                 }
1335
1336                 size = ARRAY_SIZE(qlcnic_pf_passthru_supp_cmds);
1337                 for (i = 0; i < size; i++) {
1338                         if (cmd_op == qlcnic_pf_passthru_supp_cmds[i]) {
1339                                 qlcnic_issue_cmd(adapter, cmd);
1340                                 return;
1341                         }
1342                 }
1343         }
1344
1345         cmd->rsp.arg[0] |= (0x9 << 25);
1346 }
1347
1348 void qlcnic_pf_set_interface_id_create_rx_ctx(struct qlcnic_adapter *adapter,
1349                                              u32 *int_id)
1350 {
1351         u16 vpid;
1352
1353         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1354                                                 adapter->ahw->pci_func);
1355         *int_id |= vpid;
1356 }
1357
1358 void qlcnic_pf_set_interface_id_del_rx_ctx(struct qlcnic_adapter *adapter,
1359                                            u32 *int_id)
1360 {
1361         u16 vpid;
1362
1363         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1364                                                 adapter->ahw->pci_func);
1365         *int_id |= vpid << 16;
1366 }
1367
1368 void qlcnic_pf_set_interface_id_create_tx_ctx(struct qlcnic_adapter *adapter,
1369                                               u32 *int_id)
1370 {
1371         int vpid;
1372
1373         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1374                                                 adapter->ahw->pci_func);
1375         *int_id |= vpid << 16;
1376 }
1377
1378 void qlcnic_pf_set_interface_id_del_tx_ctx(struct qlcnic_adapter *adapter,
1379                                            u32 *int_id)
1380 {
1381         u16 vpid;
1382
1383         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1384                                                 adapter->ahw->pci_func);
1385         *int_id |= vpid << 16;
1386 }
1387
1388 void qlcnic_pf_set_interface_id_promisc(struct qlcnic_adapter *adapter,
1389                                         u32 *int_id)
1390 {
1391         u16 vpid;
1392
1393         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1394                                                 adapter->ahw->pci_func);
1395         *int_id |= (vpid << 16) | BIT_31;
1396 }
1397
1398 void qlcnic_pf_set_interface_id_ipaddr(struct qlcnic_adapter *adapter,
1399                                        u32 *int_id)
1400 {
1401         u16 vpid;
1402
1403         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1404                                                 adapter->ahw->pci_func);
1405         *int_id |= (vpid << 16) | BIT_31;
1406 }
1407
1408 void qlcnic_pf_set_interface_id_macaddr(struct qlcnic_adapter *adapter,
1409                                         u32 *int_id)
1410 {
1411         u16 vpid;
1412
1413         vpid = qlcnic_sriov_pf_get_vport_handle(adapter,
1414                                                 adapter->ahw->pci_func);
1415         *int_id |= (vpid << 16) | BIT_31;
1416 }
1417
1418 static void qlcnic_sriov_del_rx_ctx(struct qlcnic_adapter *adapter,
1419                                     struct qlcnic_vf_info *vf)
1420 {
1421         struct qlcnic_cmd_args cmd;
1422         int vpid;
1423
1424         if (!vf->rx_ctx_id)
1425                 return;
1426
1427         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_RX_CTX))
1428                 return;
1429
1430         vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1431         if (vpid >= 0) {
1432                 cmd.req.arg[1] = vf->rx_ctx_id | (vpid & 0xffff) << 16;
1433                 if (qlcnic_issue_cmd(adapter, &cmd))
1434                         dev_err(&adapter->pdev->dev,
1435                                 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1436                                 vf->pci_func);
1437                 else
1438                         vf->rx_ctx_id = 0;
1439         }
1440
1441         qlcnic_free_mbx_args(&cmd);
1442 }
1443
1444 static void qlcnic_sriov_del_tx_ctx(struct qlcnic_adapter *adapter,
1445                                     struct qlcnic_vf_info *vf)
1446 {
1447         struct qlcnic_cmd_args cmd;
1448         int vpid;
1449
1450         if (!vf->tx_ctx_id)
1451                 return;
1452
1453         if (qlcnic_alloc_mbx_args(&cmd, adapter, QLCNIC_CMD_DESTROY_TX_CTX))
1454                 return;
1455
1456         vpid = qlcnic_sriov_pf_get_vport_handle(adapter, vf->pci_func);
1457         if (vpid >= 0) {
1458                 cmd.req.arg[1] |= vf->tx_ctx_id | (vpid & 0xffff) << 16;
1459                 if (qlcnic_issue_cmd(adapter, &cmd))
1460                         dev_err(&adapter->pdev->dev,
1461                                 "Failed to delete Tx ctx in firmware for func 0x%x\n",
1462                                 vf->pci_func);
1463                 else
1464                         vf->tx_ctx_id = 0;
1465         }
1466
1467         qlcnic_free_mbx_args(&cmd);
1468 }
1469
1470 static int qlcnic_sriov_add_act_list_irqsave(struct qlcnic_sriov *sriov,
1471                                              struct qlcnic_vf_info *vf,
1472                                              struct qlcnic_bc_trans *trans)
1473 {
1474         struct qlcnic_trans_list *t_list = &vf->rcv_act;
1475         unsigned long flag;
1476
1477         spin_lock_irqsave(&t_list->lock, flag);
1478
1479         __qlcnic_sriov_add_act_list(sriov, vf, trans);
1480
1481         spin_unlock_irqrestore(&t_list->lock, flag);
1482         return 0;
1483 }
1484
1485 static void __qlcnic_sriov_process_flr(struct qlcnic_vf_info *vf)
1486 {
1487         struct qlcnic_adapter *adapter = vf->adapter;
1488
1489         qlcnic_sriov_cleanup_list(&vf->rcv_pend);
1490         cancel_work_sync(&vf->trans_work);
1491         qlcnic_sriov_cleanup_list(&vf->rcv_act);
1492
1493         if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1494                 qlcnic_sriov_del_tx_ctx(adapter, vf);
1495                 qlcnic_sriov_del_rx_ctx(adapter, vf);
1496         }
1497
1498         qlcnic_sriov_pf_config_vport(adapter, 0, vf->pci_func);
1499
1500         clear_bit(QLC_BC_VF_FLR, &vf->state);
1501         if (test_bit(QLC_BC_VF_SOFT_FLR, &vf->state)) {
1502                 qlcnic_sriov_add_act_list_irqsave(adapter->ahw->sriov, vf,
1503                                                   vf->flr_trans);
1504                 clear_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1505                 vf->flr_trans = NULL;
1506         }
1507 }
1508
1509 static void qlcnic_sriov_pf_process_flr(struct work_struct *work)
1510 {
1511         struct qlcnic_vf_info *vf;
1512
1513         vf = container_of(work, struct qlcnic_vf_info, flr_work);
1514         __qlcnic_sriov_process_flr(vf);
1515         return;
1516 }
1517
1518 static void qlcnic_sriov_schedule_flr(struct qlcnic_sriov *sriov,
1519                                       struct qlcnic_vf_info *vf,
1520                                       work_func_t func)
1521 {
1522         if (test_bit(__QLCNIC_RESETTING, &vf->adapter->state))
1523                 return;
1524
1525         INIT_WORK(&vf->flr_work, func);
1526         queue_work(sriov->bc.bc_flr_wq, &vf->flr_work);
1527 }
1528
1529 static void qlcnic_sriov_handle_soft_flr(struct qlcnic_adapter *adapter,
1530                                          struct qlcnic_bc_trans *trans,
1531                                          struct qlcnic_vf_info *vf)
1532 {
1533         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1534
1535         set_bit(QLC_BC_VF_FLR, &vf->state);
1536         clear_bit(QLC_BC_VF_STATE, &vf->state);
1537         set_bit(QLC_BC_VF_SOFT_FLR, &vf->state);
1538         vf->flr_trans = trans;
1539         qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1540         netdev_info(adapter->netdev, "Software FLR for PCI func %d\n",
1541                     vf->pci_func);
1542 }
1543
1544 bool qlcnic_sriov_soft_flr_check(struct qlcnic_adapter *adapter,
1545                                  struct qlcnic_bc_trans *trans,
1546                                  struct qlcnic_vf_info *vf)
1547 {
1548         struct qlcnic_bc_hdr *hdr = trans->req_hdr;
1549
1550         if ((hdr->cmd_op == QLCNIC_BC_CMD_CHANNEL_INIT) &&
1551             (hdr->op_type == QLC_BC_CMD) &&
1552              test_bit(QLC_BC_VF_STATE, &vf->state)) {
1553                 qlcnic_sriov_handle_soft_flr(adapter, trans, vf);
1554                 return true;
1555         }
1556
1557         return false;
1558 }
1559
1560 void qlcnic_sriov_pf_handle_flr(struct qlcnic_sriov *sriov,
1561                                 struct qlcnic_vf_info *vf)
1562 {
1563         struct net_device *dev = vf->adapter->netdev;
1564
1565         if (!test_and_clear_bit(QLC_BC_VF_STATE, &vf->state)) {
1566                 clear_bit(QLC_BC_VF_FLR, &vf->state);
1567                 return;
1568         }
1569
1570         if (test_and_set_bit(QLC_BC_VF_FLR, &vf->state)) {
1571                 netdev_info(dev, "FLR for PCI func %d in progress\n",
1572                             vf->pci_func);
1573                 return;
1574         }
1575
1576         qlcnic_sriov_schedule_flr(sriov, vf, qlcnic_sriov_pf_process_flr);
1577         netdev_info(dev, "FLR received for PCI func %d\n", vf->pci_func);
1578 }
1579
1580 void qlcnic_sriov_pf_reset(struct qlcnic_adapter *adapter)
1581 {
1582         struct qlcnic_hardware_context *ahw = adapter->ahw;
1583         struct qlcnic_sriov *sriov = ahw->sriov;
1584         struct qlcnic_vf_info *vf;
1585         u16 num_vfs = sriov->num_vfs;
1586         int i;
1587
1588         for (i = 0; i < num_vfs; i++) {
1589                 vf = &sriov->vf_info[i];
1590                 vf->rx_ctx_id = 0;
1591                 vf->tx_ctx_id = 0;
1592                 cancel_work_sync(&vf->flr_work);
1593                 __qlcnic_sriov_process_flr(vf);
1594                 clear_bit(QLC_BC_VF_STATE, &vf->state);
1595         }
1596
1597         qlcnic_sriov_pf_reset_vport_handle(adapter, ahw->pci_func);
1598         QLCWRX(ahw, QLCNIC_MBX_INTR_ENBL, (ahw->num_msix - 1) << 8);
1599 }
1600
1601 int qlcnic_sriov_pf_reinit(struct qlcnic_adapter *adapter)
1602 {
1603         struct qlcnic_hardware_context *ahw = adapter->ahw;
1604         int err;
1605
1606         if (!qlcnic_sriov_enable_check(adapter))
1607                 return 0;
1608
1609         ahw->op_mode = QLCNIC_SRIOV_PF_FUNC;
1610
1611         err = qlcnic_sriov_pf_init(adapter);
1612         if (err)
1613                 return err;
1614
1615         dev_info(&adapter->pdev->dev, "%s: op_mode %d\n",
1616                  __func__, ahw->op_mode);
1617         return err;
1618 }
1619
1620 int qlcnic_sriov_set_vf_mac(struct net_device *netdev, int vf, u8 *mac)
1621 {
1622         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1623         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1624         int i, num_vfs = sriov->num_vfs;
1625         struct qlcnic_vf_info *vf_info;
1626         u8 *curr_mac;
1627
1628         if (!qlcnic_sriov_pf_check(adapter))
1629                 return -EOPNOTSUPP;
1630
1631         if (!is_valid_ether_addr(mac) || vf >= num_vfs)
1632                 return -EINVAL;
1633
1634         if (!compare_ether_addr(adapter->mac_addr, mac)) {
1635                 netdev_err(netdev, "MAC address is already in use by the PF\n");
1636                 return -EINVAL;
1637         }
1638
1639         for (i = 0; i < num_vfs; i++) {
1640                 vf_info = &sriov->vf_info[i];
1641                 if (!compare_ether_addr(vf_info->vp->mac, mac)) {
1642                         netdev_err(netdev,
1643                                    "MAC address is already in use by VF %d\n",
1644                                    i);
1645                         return -EINVAL;
1646                 }
1647         }
1648
1649         vf_info = &sriov->vf_info[vf];
1650         curr_mac = vf_info->vp->mac;
1651
1652         if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1653                 netdev_err(netdev,
1654                            "MAC address change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1655                            vf);
1656                 return -EOPNOTSUPP;
1657         }
1658
1659         memcpy(curr_mac, mac, netdev->addr_len);
1660         netdev_info(netdev, "MAC Address %pM  is configured for VF %d\n",
1661                     mac, vf);
1662         return 0;
1663 }
1664
1665 int qlcnic_sriov_set_vf_tx_rate(struct net_device *netdev, int vf, int tx_rate)
1666 {
1667         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1668         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1669         struct qlcnic_vf_info *vf_info;
1670         struct qlcnic_info nic_info;
1671         struct qlcnic_vport *vp;
1672         u16 vpid;
1673
1674         if (!qlcnic_sriov_pf_check(adapter))
1675                 return -EOPNOTSUPP;
1676
1677         if (vf >= sriov->num_vfs)
1678                 return -EINVAL;
1679
1680         if (tx_rate >= 10000 || tx_rate < 100) {
1681                 netdev_err(netdev,
1682                            "Invalid Tx rate, allowed range is [%d - %d]",
1683                            QLC_VF_MIN_TX_RATE, QLC_VF_MAX_TX_RATE);
1684                 return -EINVAL;
1685         }
1686
1687         if (tx_rate == 0)
1688                 tx_rate = 10000;
1689
1690         vf_info = &sriov->vf_info[vf];
1691         vp = vf_info->vp;
1692         vpid = vp->handle;
1693
1694         if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1695                 if (qlcnic_sriov_get_vf_vport_info(adapter, &nic_info, vpid))
1696                         return -EIO;
1697
1698                 nic_info.max_tx_bw = tx_rate / 100;
1699                 nic_info.bit_offsets = BIT_0;
1700
1701                 if (qlcnic_sriov_pf_set_vport_info(adapter, &nic_info, vpid))
1702                         return -EIO;
1703         }
1704
1705         vp->max_tx_bw = tx_rate / 100;
1706         netdev_info(netdev,
1707                     "Setting Tx rate %d (Mbps), %d %% of PF bandwidth, for VF %d\n",
1708                     tx_rate, vp->max_tx_bw, vf);
1709         return 0;
1710 }
1711
1712 int qlcnic_sriov_set_vf_vlan(struct net_device *netdev, int vf,
1713                              u16 vlan, u8 qos)
1714 {
1715         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1716         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1717         struct qlcnic_vf_info *vf_info;
1718         struct qlcnic_vport *vp;
1719
1720         if (!qlcnic_sriov_pf_check(adapter))
1721                 return -EOPNOTSUPP;
1722
1723         if (vf >= sriov->num_vfs || qos > 7)
1724                 return -EINVAL;
1725
1726         if (vlan > MAX_VLAN_ID) {
1727                 netdev_err(netdev,
1728                            "Invalid VLAN ID, allowed range is [0 - %d]\n",
1729                            MAX_VLAN_ID);
1730                 return -EINVAL;
1731         }
1732
1733         vf_info = &sriov->vf_info[vf];
1734         vp = vf_info->vp;
1735         if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1736                 netdev_err(netdev,
1737                            "VLAN change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1738                            vf);
1739                 return -EOPNOTSUPP;
1740         }
1741
1742         switch (vlan) {
1743         case 4095:
1744                 vp->vlan_mode = QLC_GUEST_VLAN_MODE;
1745                 break;
1746         case 0:
1747                 vp->vlan_mode = QLC_NO_VLAN_MODE;
1748                 vp->vlan = 0;
1749                 vp->qos = 0;
1750                 break;
1751         default:
1752                 vp->vlan_mode = QLC_PVID_MODE;
1753                 vp->vlan = vlan;
1754                 vp->qos = qos;
1755         }
1756
1757         netdev_info(netdev, "Setting VLAN %d, QoS %d, for VF %d\n",
1758                     vlan, qos, vf);
1759         return 0;
1760 }
1761
1762 int qlcnic_sriov_get_vf_config(struct net_device *netdev,
1763                                int vf, struct ifla_vf_info *ivi)
1764 {
1765         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1766         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1767         struct qlcnic_vport *vp;
1768
1769         if (!qlcnic_sriov_pf_check(adapter))
1770                 return -EOPNOTSUPP;
1771
1772         if (vf >= sriov->num_vfs)
1773                 return -EINVAL;
1774
1775         vp = sriov->vf_info[vf].vp;
1776         memcpy(&ivi->mac, vp->mac, ETH_ALEN);
1777         ivi->vlan = vp->vlan;
1778         ivi->qos = vp->qos;
1779         ivi->spoofchk = vp->spoofchk;
1780         if (vp->max_tx_bw == MAX_BW)
1781                 ivi->tx_rate = 0;
1782         else
1783                 ivi->tx_rate = vp->max_tx_bw * 100;
1784
1785         ivi->vf = vf;
1786         return 0;
1787 }
1788
1789 int qlcnic_sriov_set_vf_spoofchk(struct net_device *netdev, int vf, bool chk)
1790 {
1791         struct qlcnic_adapter *adapter = netdev_priv(netdev);
1792         struct qlcnic_sriov *sriov = adapter->ahw->sriov;
1793         struct qlcnic_vf_info *vf_info;
1794         struct qlcnic_vport *vp;
1795
1796         if (!qlcnic_sriov_pf_check(adapter))
1797                 return -EOPNOTSUPP;
1798
1799         if (vf >= sriov->num_vfs)
1800                 return -EINVAL;
1801
1802         vf_info = &sriov->vf_info[vf];
1803         vp = vf_info->vp;
1804         if (test_bit(QLC_BC_VF_STATE, &vf_info->state)) {
1805                 netdev_err(netdev,
1806                            "Spoof check change failed for VF %d, as VF driver is loaded. Please unload VF driver and retry the operation\n",
1807                            vf);
1808                 return -EOPNOTSUPP;
1809         }
1810
1811         vp->spoofchk = chk;
1812         return 0;
1813 }