drivers/net/qede/base/ecore_sriov.c

   1 /*
   2  * Copyright (c) 2016 - 2018 Cavium Inc.
   3  * All rights reserved.
   4  * www.cavium.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #include "bcm_osal.h"
  10 #include "ecore.h"
  11 #include "reg_addr.h"
  12 #include "ecore_sriov.h"
  13 #include "ecore_status.h"
  14 #include "ecore_hw.h"
  15 #include "ecore_hw_defs.h"
  16 #include "ecore_int.h"
  17 #include "ecore_hsi_eth.h"
  18 #include "ecore_l2.h"
  19 #include "ecore_vfpf_if.h"
  20 #include "ecore_rt_defs.h"
  21 #include "ecore_init_ops.h"
  22 #include "ecore_gtt_reg_addr.h"
  23 #include "ecore_iro.h"
  24 #include "ecore_mcp.h"
  25 #include "ecore_cxt.h"
  26 #include "ecore_vf.h"
  27 #include "ecore_init_fw_funcs.h"
  28 #include "ecore_sp_commands.h"
  29
  30 static enum _ecore_status_t ecore_sriov_eqe_event(struct ecore_hwfn *p_hwfn,
  31                                                   u8 opcode,
  32                                                   __le16 echo,
  33                                                   union event_ring_data *data,
  34                                                   u8 fw_return_code);
  35
  36 const char *ecore_channel_tlvs_string[] = {
  37         "CHANNEL_TLV_NONE",     /* ends tlv sequence */
  38         "CHANNEL_TLV_ACQUIRE",
  39         "CHANNEL_TLV_VPORT_START",
  40         "CHANNEL_TLV_VPORT_UPDATE",
  41         "CHANNEL_TLV_VPORT_TEARDOWN",
  42         "CHANNEL_TLV_START_RXQ",
  43         "CHANNEL_TLV_START_TXQ",
  44         "CHANNEL_TLV_STOP_RXQ",
  45         "CHANNEL_TLV_STOP_TXQ",
  46         "CHANNEL_TLV_UPDATE_RXQ",
  47         "CHANNEL_TLV_INT_CLEANUP",
  48         "CHANNEL_TLV_CLOSE",
  49         "CHANNEL_TLV_RELEASE",
  50         "CHANNEL_TLV_LIST_END",
  51         "CHANNEL_TLV_UCAST_FILTER",
  52         "CHANNEL_TLV_VPORT_UPDATE_ACTIVATE",
  53         "CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH",
  54         "CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP",
  55         "CHANNEL_TLV_VPORT_UPDATE_MCAST",
  56         "CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM",
  57         "CHANNEL_TLV_VPORT_UPDATE_RSS",
  58         "CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN",
  59         "CHANNEL_TLV_VPORT_UPDATE_SGE_TPA",
  60         "CHANNEL_TLV_UPDATE_TUNN_PARAM",
  61         "CHANNEL_TLV_COALESCE_UPDATE",
  62         "CHANNEL_TLV_QID",
  63         "CHANNEL_TLV_COALESCE_READ",
  64         "CHANNEL_TLV_BULLETIN_UPDATE_MAC",
  65         "CHANNEL_TLV_UPDATE_MTU",
  66         "CHANNEL_TLV_MAX"
  67 };
  68
  69 static u8 ecore_vf_calculate_legacy(struct ecore_vf_info *p_vf)
  70 {
  71         u8 legacy = 0;
  72
  73         if (p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
  74             ETH_HSI_VER_NO_PKT_LEN_TUNN)
  75                 legacy |= ECORE_QCID_LEGACY_VF_RX_PROD;
  76
  77         if (!(p_vf->acquire.vfdev_info.capabilities &
  78              VFPF_ACQUIRE_CAP_QUEUE_QIDS))
  79                 legacy |= ECORE_QCID_LEGACY_VF_CID;
  80
  81         return legacy;
  82 }
  83
  84 /* IOV ramrods */
  85 static enum _ecore_status_t ecore_sp_vf_start(struct ecore_hwfn *p_hwfn,
  86                                               struct ecore_vf_info *p_vf)
  87 {
  88         struct vf_start_ramrod_data *p_ramrod = OSAL_NULL;
  89         struct ecore_spq_entry *p_ent = OSAL_NULL;
  90         struct ecore_sp_init_data init_data;
  91         enum _ecore_status_t rc = ECORE_NOTIMPL;
  92         u8 fp_minor;
  93
  94         /* Get SPQ entry */
  95         OSAL_MEMSET(&init_data, 0, sizeof(init_data));
  96         init_data.cid = ecore_spq_get_cid(p_hwfn);
  97         init_data.opaque_fid = p_vf->opaque_fid;
  98         init_data.comp_mode = ECORE_SPQ_MODE_EBLOCK;
  99
 100         rc = ecore_sp_init_request(p_hwfn, &p_ent,
 101                                    COMMON_RAMROD_VF_START,
 102                                    PROTOCOLID_COMMON, &init_data);
 103         if (rc != ECORE_SUCCESS)
 104                 return rc;
 105
 106         p_ramrod = &p_ent->ramrod.vf_start;
 107
 108         p_ramrod->vf_id = GET_FIELD(p_vf->concrete_fid, PXP_CONCRETE_FID_VFID);
 109         p_ramrod->opaque_fid = OSAL_CPU_TO_LE16(p_vf->opaque_fid);
 110
 111         switch (p_hwfn->hw_info.personality) {
 112         case ECORE_PCI_ETH:
 113                 p_ramrod->personality = PERSONALITY_ETH;
 114                 break;
 115         case ECORE_PCI_ETH_ROCE:
 116         case ECORE_PCI_ETH_IWARP:
 117                 p_ramrod->personality = PERSONALITY_RDMA_AND_ETH;
 118                 break;
 119         default:
 120                 DP_NOTICE(p_hwfn, true, "Unknown VF personality %d\n",
 121                           p_hwfn->hw_info.personality);
 122                 return ECORE_INVAL;
 123         }
 124
 125         fp_minor = p_vf->acquire.vfdev_info.eth_fp_hsi_minor;
 126         if (fp_minor > ETH_HSI_VER_MINOR &&
 127             fp_minor != ETH_HSI_VER_NO_PKT_LEN_TUNN) {
 128                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 129                            "VF [%d] - Requested fp hsi %02x.%02x which is"
 130                            " slightly newer than PF's %02x.%02x; Configuring"
 131                            " PFs version\n",
 132                            p_vf->abs_vf_id,
 133                            ETH_HSI_VER_MAJOR, fp_minor,
 134                            ETH_HSI_VER_MAJOR, ETH_HSI_VER_MINOR);
 135                 fp_minor = ETH_HSI_VER_MINOR;
 136         }
 137
 138         p_ramrod->hsi_fp_ver.major_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MAJOR;
 139         p_ramrod->hsi_fp_ver.minor_ver_arr[ETH_VER_KEY] = fp_minor;
 140
 141         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 142                    "VF[%d] - Starting using HSI %02x.%02x\n",
 143                    p_vf->abs_vf_id, ETH_HSI_VER_MAJOR, fp_minor);
 144
 145         return ecore_spq_post(p_hwfn, p_ent, OSAL_NULL);
 146 }
 147
 148 static enum _ecore_status_t ecore_sp_vf_stop(struct ecore_hwfn *p_hwfn,
 149                                              u32 concrete_vfid,
 150                                              u16 opaque_vfid)
 151 {
 152         struct vf_stop_ramrod_data *p_ramrod = OSAL_NULL;
 153         struct ecore_spq_entry *p_ent = OSAL_NULL;
 154         struct ecore_sp_init_data init_data;
 155         enum _ecore_status_t rc = ECORE_NOTIMPL;
 156
 157         /* Get SPQ entry */
 158         OSAL_MEMSET(&init_data, 0, sizeof(init_data));
 159         init_data.cid = ecore_spq_get_cid(p_hwfn);
 160         init_data.opaque_fid = opaque_vfid;
 161         init_data.comp_mode = ECORE_SPQ_MODE_EBLOCK;
 162
 163         rc = ecore_sp_init_request(p_hwfn, &p_ent,
 164                                    COMMON_RAMROD_VF_STOP,
 165                                    PROTOCOLID_COMMON, &init_data);
 166         if (rc != ECORE_SUCCESS)
 167                 return rc;
 168
 169         p_ramrod = &p_ent->ramrod.vf_stop;
 170
 171         p_ramrod->vf_id = GET_FIELD(concrete_vfid, PXP_CONCRETE_FID_VFID);
 172
 173         return ecore_spq_post(p_hwfn, p_ent, OSAL_NULL);
 174 }
 175
 176 bool ecore_iov_is_valid_vfid(struct ecore_hwfn *p_hwfn, int rel_vf_id,
 177                              bool b_enabled_only, bool b_non_malicious)
 178 {
 179         if (!p_hwfn->pf_iov_info) {
 180                 DP_NOTICE(p_hwfn->p_dev, true, "No iov info\n");
 181                 return false;
 182         }
 183
 184         if ((rel_vf_id >= p_hwfn->p_dev->p_iov_info->total_vfs) ||
 185             (rel_vf_id < 0))
 186                 return false;
 187
 188         if ((!p_hwfn->pf_iov_info->vfs_array[rel_vf_id].b_init) &&
 189             b_enabled_only)
 190                 return false;
 191
 192         if ((p_hwfn->pf_iov_info->vfs_array[rel_vf_id].b_malicious) &&
 193             b_non_malicious)
 194                 return false;
 195
 196         return true;
 197 }
 198
 199 struct ecore_vf_info *ecore_iov_get_vf_info(struct ecore_hwfn *p_hwfn,
 200                                             u16 relative_vf_id,
 201                                             bool b_enabled_only)
 202 {
 203         struct ecore_vf_info *vf = OSAL_NULL;
 204
 205         if (!p_hwfn->pf_iov_info) {
 206                 DP_NOTICE(p_hwfn->p_dev, true, "No iov info\n");
 207                 return OSAL_NULL;
 208         }
 209
 210         if (ecore_iov_is_valid_vfid(p_hwfn, relative_vf_id,
 211                                     b_enabled_only, false))
 212                 vf = &p_hwfn->pf_iov_info->vfs_array[relative_vf_id];
 213         else
 214                 DP_ERR(p_hwfn, "ecore_iov_get_vf_info: VF[%d] is not enabled\n",
 215                        relative_vf_id);
 216
 217         return vf;
 218 }
 219
 220 static struct ecore_queue_cid *
 221 ecore_iov_get_vf_rx_queue_cid(struct ecore_vf_queue *p_queue)
 222 {
 223         int i;
 224
 225         for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
 226                 if (p_queue->cids[i].p_cid &&
 227                     !p_queue->cids[i].b_is_tx)
 228                         return p_queue->cids[i].p_cid;
 229         }
 230
 231         return OSAL_NULL;
 232 }
 233
 234 enum ecore_iov_validate_q_mode {
 235         ECORE_IOV_VALIDATE_Q_NA,
 236         ECORE_IOV_VALIDATE_Q_ENABLE,
 237         ECORE_IOV_VALIDATE_Q_DISABLE,
 238 };
 239
 240 static bool ecore_iov_validate_queue_mode(struct ecore_vf_info *p_vf,
 241                                           u16 qid,
 242                                           enum ecore_iov_validate_q_mode mode,
 243                                           bool b_is_tx)
 244 {
 245         int i;
 246
 247         if (mode == ECORE_IOV_VALIDATE_Q_NA)
 248                 return true;
 249
 250         for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
 251                 struct ecore_vf_queue_cid *p_qcid;
 252
 253                 p_qcid = &p_vf->vf_queues[qid].cids[i];
 254
 255                 if (p_qcid->p_cid == OSAL_NULL)
 256                         continue;
 257
 258                 if (p_qcid->b_is_tx != b_is_tx)
 259                         continue;
 260
 261                 /* Found. It's enabled. */
 262                 return (mode == ECORE_IOV_VALIDATE_Q_ENABLE);
 263         }
 264
 265         /* In case we haven't found any valid cid, then its disabled */
 266         return (mode == ECORE_IOV_VALIDATE_Q_DISABLE);
 267 }
 268
 269 static bool ecore_iov_validate_rxq(struct ecore_hwfn *p_hwfn,
 270                                    struct ecore_vf_info *p_vf,
 271                                    u16 rx_qid,
 272                                    enum ecore_iov_validate_q_mode mode)
 273 {
 274         if (rx_qid >= p_vf->num_rxqs) {
 275                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 276                            "VF[0x%02x] - can't touch Rx queue[%04x];"
 277                            " Only 0x%04x are allocated\n",
 278                            p_vf->abs_vf_id, rx_qid, p_vf->num_rxqs);
 279                 return false;
 280         }
 281
 282         return ecore_iov_validate_queue_mode(p_vf, rx_qid, mode, false);
 283 }
 284
 285 static bool ecore_iov_validate_txq(struct ecore_hwfn *p_hwfn,
 286                                    struct ecore_vf_info *p_vf,
 287                                    u16 tx_qid,
 288                                    enum ecore_iov_validate_q_mode mode)
 289 {
 290         if (tx_qid >= p_vf->num_txqs) {
 291                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 292                            "VF[0x%02x] - can't touch Tx queue[%04x];"
 293                            " Only 0x%04x are allocated\n",
 294                            p_vf->abs_vf_id, tx_qid, p_vf->num_txqs);
 295                 return false;
 296         }
 297
 298         return ecore_iov_validate_queue_mode(p_vf, tx_qid, mode, true);
 299 }
 300
 301 static bool ecore_iov_validate_sb(struct ecore_hwfn *p_hwfn,
 302                                   struct ecore_vf_info *p_vf,
 303                                   u16 sb_idx)
 304 {
 305         int i;
 306
 307         for (i = 0; i < p_vf->num_sbs; i++)
 308                 if (p_vf->igu_sbs[i] == sb_idx)
 309                         return true;
 310
 311         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 312                    "VF[0%02x] - tried using sb_idx %04x which doesn't exist as"
 313                    " one of its 0x%02x SBs\n",
 314                    p_vf->abs_vf_id, sb_idx, p_vf->num_sbs);
 315
 316         return false;
 317 }
 318
 319 /* Is there at least 1 queue open? */
 320 static bool ecore_iov_validate_active_rxq(struct ecore_vf_info *p_vf)
 321 {
 322         u8 i;
 323
 324         for (i = 0; i < p_vf->num_rxqs; i++)
 325                 if (ecore_iov_validate_queue_mode(p_vf, i,
 326                                                   ECORE_IOV_VALIDATE_Q_ENABLE,
 327                                                   false))
 328                         return true;
 329
 330         return false;
 331 }
 332
 333 static bool ecore_iov_validate_active_txq(struct ecore_vf_info *p_vf)
 334 {
 335         u8 i;
 336
 337         for (i = 0; i < p_vf->num_txqs; i++)
 338                 if (ecore_iov_validate_queue_mode(p_vf, i,
 339                                                   ECORE_IOV_VALIDATE_Q_ENABLE,
 340                                                   true))
 341                         return true;
 342
 343         return false;
 344 }
 345
 346 enum _ecore_status_t ecore_iov_post_vf_bulletin(struct ecore_hwfn *p_hwfn,
 347                                                 int vfid,
 348                                                 struct ecore_ptt *p_ptt)
 349 {
 350         struct ecore_bulletin_content *p_bulletin;
 351         int crc_size = sizeof(p_bulletin->crc);
 352         struct ecore_dmae_params params;
 353         struct ecore_vf_info *p_vf;
 354
 355         p_vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
 356         if (!p_vf)
 357                 return ECORE_INVAL;
 358
 359         /* TODO - check VF is in a state where it can accept message */
 360         if (!p_vf->vf_bulletin)
 361                 return ECORE_INVAL;
 362
 363         p_bulletin = p_vf->bulletin.p_virt;
 364
 365         /* Increment bulletin board version and compute crc */
 366         p_bulletin->version++;
 367         p_bulletin->crc = OSAL_CRC32(0, (u8 *)p_bulletin + crc_size,
 368                                      p_vf->bulletin.size - crc_size);
 369
 370         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 371                    "Posting Bulletin 0x%08x to VF[%d] (CRC 0x%08x)\n",
 372                    p_bulletin->version, p_vf->relative_vf_id, p_bulletin->crc);
 373
 374         /* propagate bulletin board via dmae to vm memory */
 375         OSAL_MEMSET(&params, 0, sizeof(params));
 376         params.flags = ECORE_DMAE_FLAG_VF_DST;
 377         params.dst_vfid = p_vf->abs_vf_id;
 378         return ecore_dmae_host2host(p_hwfn, p_ptt, p_vf->bulletin.phys,
 379                                     p_vf->vf_bulletin, p_vf->bulletin.size / 4,
 380                                     &params);
 381 }
 382
 383 static enum _ecore_status_t ecore_iov_pci_cfg_info(struct ecore_dev *p_dev)
 384 {
 385         struct ecore_hw_sriov_info *iov = p_dev->p_iov_info;
 386         int pos = iov->pos;
 387
 388         DP_VERBOSE(p_dev, ECORE_MSG_IOV, "sriov ext pos %d\n", pos);
 389         OSAL_PCI_READ_CONFIG_WORD(p_dev, pos + PCI_SRIOV_CTRL, &iov->ctrl);
 390
 391         OSAL_PCI_READ_CONFIG_WORD(p_dev,
 392                                   pos + PCI_SRIOV_TOTAL_VF, &iov->total_vfs);
 393         OSAL_PCI_READ_CONFIG_WORD(p_dev,
 394                                   pos + PCI_SRIOV_INITIAL_VF,
 395                                   &iov->initial_vfs);
 396
 397         OSAL_PCI_READ_CONFIG_WORD(p_dev, pos + PCI_SRIOV_NUM_VF, &iov->num_vfs);
 398         if (iov->num_vfs) {
 399                 /* @@@TODO - in future we might want to add an OSAL here to
 400                  * allow each OS to decide on its own how to act.
 401                  */
 402                 DP_VERBOSE(p_dev, ECORE_MSG_IOV,
 403                            "Number of VFs are already set to non-zero value."
 404                            " Ignoring PCI configuration value\n");
 405                 iov->num_vfs = 0;
 406         }
 407
 408         OSAL_PCI_READ_CONFIG_WORD(p_dev,
 409                                   pos + PCI_SRIOV_VF_OFFSET, &iov->offset);
 410
 411         OSAL_PCI_READ_CONFIG_WORD(p_dev,
 412                                   pos + PCI_SRIOV_VF_STRIDE, &iov->stride);
 413
 414         OSAL_PCI_READ_CONFIG_WORD(p_dev,
 415                                   pos + PCI_SRIOV_VF_DID, &iov->vf_device_id);
 416
 417         OSAL_PCI_READ_CONFIG_DWORD(p_dev,
 418                                    pos + PCI_SRIOV_SUP_PGSIZE, &iov->pgsz);
 419
 420         OSAL_PCI_READ_CONFIG_DWORD(p_dev, pos + PCI_SRIOV_CAP, &iov->cap);
 421
 422         OSAL_PCI_READ_CONFIG_BYTE(p_dev, pos + PCI_SRIOV_FUNC_LINK, &iov->link);
 423
 424         DP_VERBOSE(p_dev, ECORE_MSG_IOV, "IOV info: nres %d, cap 0x%x,"
 425                    "ctrl 0x%x, total %d, initial %d, num vfs %d, offset %d,"
 426                    " stride %d, page size 0x%x\n",
 427                    iov->nres, iov->cap, iov->ctrl,
 428                    iov->total_vfs, iov->initial_vfs, iov->nr_virtfn,
 429                    iov->offset, iov->stride, iov->pgsz);
 430
 431         /* Some sanity checks */
 432         if (iov->num_vfs > NUM_OF_VFS(p_dev) ||
 433             iov->total_vfs > NUM_OF_VFS(p_dev)) {
 434                 /* This can happen only due to a bug. In this case we set
 435                  * num_vfs to zero to avoid memory corruption in the code that
 436                  * assumes max number of vfs
 437                  */
 438                 DP_NOTICE(p_dev, false,
 439                           "IOV: Unexpected number of vfs set: %d"
 440                           " setting num_vf to zero\n",
 441                           iov->num_vfs);
 442
 443                 iov->num_vfs = 0;
 444                 iov->total_vfs = 0;
 445         }
 446
 447         return ECORE_SUCCESS;
 448 }
 449
 450 static void ecore_iov_setup_vfdb(struct ecore_hwfn *p_hwfn)
 451 {
 452         struct ecore_hw_sriov_info *p_iov = p_hwfn->p_dev->p_iov_info;
 453         struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
 454         struct ecore_bulletin_content *p_bulletin_virt;
 455         dma_addr_t req_p, rply_p, bulletin_p;
 456         union pfvf_tlvs *p_reply_virt_addr;
 457         union vfpf_tlvs *p_req_virt_addr;
 458         u8 idx = 0;
 459
 460         OSAL_MEMSET(p_iov_info->vfs_array, 0, sizeof(p_iov_info->vfs_array));
 461
 462         p_req_virt_addr = p_iov_info->mbx_msg_virt_addr;
 463         req_p = p_iov_info->mbx_msg_phys_addr;
 464         p_reply_virt_addr = p_iov_info->mbx_reply_virt_addr;
 465         rply_p = p_iov_info->mbx_reply_phys_addr;
 466         p_bulletin_virt = p_iov_info->p_bulletins;
 467         bulletin_p = p_iov_info->bulletins_phys;
 468         if (!p_req_virt_addr || !p_reply_virt_addr || !p_bulletin_virt) {
 469                 DP_ERR(p_hwfn,
 470                        "ecore_iov_setup_vfdb called without alloc mem first\n");
 471                 return;
 472         }
 473
 474         for (idx = 0; idx < p_iov->total_vfs; idx++) {
 475                 struct ecore_vf_info *vf = &p_iov_info->vfs_array[idx];
 476                 u32 concrete;
 477
 478                 vf->vf_mbx.req_virt = p_req_virt_addr + idx;
 479                 vf->vf_mbx.req_phys = req_p + idx * sizeof(union vfpf_tlvs);
 480                 vf->vf_mbx.reply_virt = p_reply_virt_addr + idx;
 481                 vf->vf_mbx.reply_phys = rply_p + idx * sizeof(union pfvf_tlvs);
 482
 483 #ifdef CONFIG_ECORE_SW_CHANNEL
 484                 vf->vf_mbx.sw_mbx.request_size = sizeof(union vfpf_tlvs);
 485                 vf->vf_mbx.sw_mbx.mbx_state = VF_PF_WAIT_FOR_START_REQUEST;
 486 #endif
 487                 vf->state = VF_STOPPED;
 488                 vf->b_init = false;
 489
 490                 vf->bulletin.phys = idx *
 491                     sizeof(struct ecore_bulletin_content) + bulletin_p;
 492                 vf->bulletin.p_virt = p_bulletin_virt + idx;
 493                 vf->bulletin.size = sizeof(struct ecore_bulletin_content);
 494
 495                 vf->relative_vf_id = idx;
 496                 vf->abs_vf_id = idx + p_iov->first_vf_in_pf;
 497                 concrete = ecore_vfid_to_concrete(p_hwfn, vf->abs_vf_id);
 498                 vf->concrete_fid = concrete;
 499                 /* TODO - need to devise a better way of getting opaque */
 500                 vf->opaque_fid = (p_hwfn->hw_info.opaque_fid & 0xff) |
 501                     (vf->abs_vf_id << 8);
 502
 503                 vf->num_mac_filters = ECORE_ETH_VF_NUM_MAC_FILTERS;
 504                 vf->num_vlan_filters = ECORE_ETH_VF_NUM_VLAN_FILTERS;
 505         }
 506 }
 507
 508 static enum _ecore_status_t ecore_iov_allocate_vfdb(struct ecore_hwfn *p_hwfn)
 509 {
 510         struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
 511         void **p_v_addr;
 512         u16 num_vfs = 0;
 513
 514         num_vfs = p_hwfn->p_dev->p_iov_info->total_vfs;
 515
 516         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 517                    "ecore_iov_allocate_vfdb for %d VFs\n", num_vfs);
 518
 519         /* Allocate PF Mailbox buffer (per-VF) */
 520         p_iov_info->mbx_msg_size = sizeof(union vfpf_tlvs) * num_vfs;
 521         p_v_addr = &p_iov_info->mbx_msg_virt_addr;
 522         *p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
 523                                             &p_iov_info->mbx_msg_phys_addr,
 524                                             p_iov_info->mbx_msg_size);
 525         if (!*p_v_addr)
 526                 return ECORE_NOMEM;
 527
 528         /* Allocate PF Mailbox Reply buffer (per-VF) */
 529         p_iov_info->mbx_reply_size = sizeof(union pfvf_tlvs) * num_vfs;
 530         p_v_addr = &p_iov_info->mbx_reply_virt_addr;
 531         *p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
 532                                             &p_iov_info->mbx_reply_phys_addr,
 533                                             p_iov_info->mbx_reply_size);
 534         if (!*p_v_addr)
 535                 return ECORE_NOMEM;
 536
 537         p_iov_info->bulletins_size = sizeof(struct ecore_bulletin_content) *
 538             num_vfs;
 539         p_v_addr = &p_iov_info->p_bulletins;
 540         *p_v_addr = OSAL_DMA_ALLOC_COHERENT(p_hwfn->p_dev,
 541                                             &p_iov_info->bulletins_phys,
 542                                             p_iov_info->bulletins_size);
 543         if (!*p_v_addr)
 544                 return ECORE_NOMEM;
 545
 546         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 547                    "PF's Requests mailbox [%p virt 0x%lx phys],  "
 548                    "Response mailbox [%p virt 0x%lx phys] Bulletinsi"
 549                    " [%p virt 0x%lx phys]\n",
 550                    p_iov_info->mbx_msg_virt_addr,
 551                    (unsigned long)p_iov_info->mbx_msg_phys_addr,
 552                    p_iov_info->mbx_reply_virt_addr,
 553                    (unsigned long)p_iov_info->mbx_reply_phys_addr,
 554                    p_iov_info->p_bulletins,
 555                    (unsigned long)p_iov_info->bulletins_phys);
 556
 557         return ECORE_SUCCESS;
 558 }
 559
 560 static void ecore_iov_free_vfdb(struct ecore_hwfn *p_hwfn)
 561 {
 562         struct ecore_pf_iov *p_iov_info = p_hwfn->pf_iov_info;
 563
 564         if (p_hwfn->pf_iov_info->mbx_msg_virt_addr)
 565                 OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
 566                                        p_iov_info->mbx_msg_virt_addr,
 567                                        p_iov_info->mbx_msg_phys_addr,
 568                                        p_iov_info->mbx_msg_size);
 569
 570         if (p_hwfn->pf_iov_info->mbx_reply_virt_addr)
 571                 OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
 572                                        p_iov_info->mbx_reply_virt_addr,
 573                                        p_iov_info->mbx_reply_phys_addr,
 574                                        p_iov_info->mbx_reply_size);
 575
 576         if (p_iov_info->p_bulletins)
 577                 OSAL_DMA_FREE_COHERENT(p_hwfn->p_dev,
 578                                        p_iov_info->p_bulletins,
 579                                        p_iov_info->bulletins_phys,
 580                                        p_iov_info->bulletins_size);
 581 }
 582
 583 enum _ecore_status_t ecore_iov_alloc(struct ecore_hwfn *p_hwfn)
 584 {
 585         struct ecore_pf_iov *p_sriov;
 586
 587         if (!IS_PF_SRIOV(p_hwfn)) {
 588                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 589                            "No SR-IOV - no need for IOV db\n");
 590                 return ECORE_SUCCESS;
 591         }
 592
 593         p_sriov = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL, sizeof(*p_sriov));
 594         if (!p_sriov) {
 595                 DP_NOTICE(p_hwfn, false, "Failed to allocate `struct ecore_sriov'\n");
 596                 return ECORE_NOMEM;
 597         }
 598
 599         p_hwfn->pf_iov_info = p_sriov;
 600
 601         ecore_spq_register_async_cb(p_hwfn, PROTOCOLID_COMMON,
 602                                     ecore_sriov_eqe_event);
 603
 604         return ecore_iov_allocate_vfdb(p_hwfn);
 605 }
 606
 607 void ecore_iov_setup(struct ecore_hwfn *p_hwfn)
 608 {
 609         if (!IS_PF_SRIOV(p_hwfn) || !IS_PF_SRIOV_ALLOC(p_hwfn))
 610                 return;
 611
 612         ecore_iov_setup_vfdb(p_hwfn);
 613 }
 614
 615 void ecore_iov_free(struct ecore_hwfn *p_hwfn)
 616 {
 617         ecore_spq_unregister_async_cb(p_hwfn, PROTOCOLID_COMMON);
 618
 619         if (IS_PF_SRIOV_ALLOC(p_hwfn)) {
 620                 ecore_iov_free_vfdb(p_hwfn);
 621                 OSAL_FREE(p_hwfn->p_dev, p_hwfn->pf_iov_info);
 622         }
 623 }
 624
 625 void ecore_iov_free_hw_info(struct ecore_dev *p_dev)
 626 {
 627         OSAL_FREE(p_dev, p_dev->p_iov_info);
 628 }
 629
 630 enum _ecore_status_t ecore_iov_hw_info(struct ecore_hwfn *p_hwfn)
 631 {
 632         struct ecore_dev *p_dev = p_hwfn->p_dev;
 633         int pos;
 634         enum _ecore_status_t rc;
 635
 636         if (IS_VF(p_hwfn->p_dev))
 637                 return ECORE_SUCCESS;
 638
 639         /* Learn the PCI configuration */
 640         pos = OSAL_PCI_FIND_EXT_CAPABILITY(p_hwfn->p_dev,
 641                                            PCI_EXT_CAP_ID_SRIOV);
 642         if (!pos) {
 643                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV, "No PCIe IOV support\n");
 644                 return ECORE_SUCCESS;
 645         }
 646
 647         /* Allocate a new struct for IOV information */
 648         /* TODO - can change to VALLOC when its available */
 649         p_dev->p_iov_info = OSAL_ZALLOC(p_dev, GFP_KERNEL,
 650                                         sizeof(*p_dev->p_iov_info));
 651         if (!p_dev->p_iov_info) {
 652                 DP_NOTICE(p_hwfn, false,
 653                           "Can't support IOV due to lack of memory\n");
 654                 return ECORE_NOMEM;
 655         }
 656         p_dev->p_iov_info->pos = pos;
 657
 658         rc = ecore_iov_pci_cfg_info(p_dev);
 659         if (rc)
 660                 return rc;
 661
 662         /* We want PF IOV to be synonemous with the existence of p_iov_info;
 663          * In case the capability is published but there are no VFs, simply
 664          * de-allocate the struct.
 665          */
 666         if (!p_dev->p_iov_info->total_vfs) {
 667                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 668                            "IOV capabilities, but no VFs are published\n");
 669                 OSAL_FREE(p_dev, p_dev->p_iov_info);
 670                 return ECORE_SUCCESS;
 671         }
 672
 673         /* First VF index based on offset is tricky:
 674          *  - If ARI is supported [likely], offset - (16 - pf_id) would
 675          *    provide the number for eng0. 2nd engine Vfs would begin
 676          *    after the first engine's VFs.
 677          *  - If !ARI, VFs would start on next device.
 678          *    so offset - (256 - pf_id) would provide the number.
 679          * Utilize the fact that (256 - pf_id) is achieved only be later
 680          * to diffrentiate between the two.
 681          */
 682
 683         if (p_hwfn->p_dev->p_iov_info->offset < (256 - p_hwfn->abs_pf_id)) {
 684                 u32 first = p_hwfn->p_dev->p_iov_info->offset +
 685                             p_hwfn->abs_pf_id - 16;
 686
 687                 p_dev->p_iov_info->first_vf_in_pf = first;
 688
 689                 if (ECORE_PATH_ID(p_hwfn))
 690                         p_dev->p_iov_info->first_vf_in_pf -= MAX_NUM_VFS_BB;
 691         } else {
 692                 u32 first = p_hwfn->p_dev->p_iov_info->offset +
 693                             p_hwfn->abs_pf_id - 256;
 694
 695                 p_dev->p_iov_info->first_vf_in_pf = first;
 696         }
 697
 698         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 699                    "First VF in hwfn 0x%08x\n",
 700                    p_dev->p_iov_info->first_vf_in_pf);
 701
 702         return ECORE_SUCCESS;
 703 }
 704
 705 static bool _ecore_iov_pf_sanity_check(struct ecore_hwfn *p_hwfn, int vfid,
 706                                        bool b_fail_malicious)
 707 {
 708         /* Check PF supports sriov */
 709         if (IS_VF(p_hwfn->p_dev) || !IS_ECORE_SRIOV(p_hwfn->p_dev) ||
 710             !IS_PF_SRIOV_ALLOC(p_hwfn))
 711                 return false;
 712
 713         /* Check VF validity */
 714         if (!ecore_iov_is_valid_vfid(p_hwfn, vfid, true, b_fail_malicious))
 715                 return false;
 716
 717         return true;
 718 }
 719
 720 bool ecore_iov_pf_sanity_check(struct ecore_hwfn *p_hwfn, int vfid)
 721 {
 722         return _ecore_iov_pf_sanity_check(p_hwfn, vfid, true);
 723 }
 724
 725 void ecore_iov_set_vf_to_disable(struct ecore_dev *p_dev,
 726                                  u16 rel_vf_id, u8 to_disable)
 727 {
 728         struct ecore_vf_info *vf;
 729         int i;
 730
 731         for_each_hwfn(p_dev, i) {
 732                 struct ecore_hwfn *p_hwfn = &p_dev->hwfns[i];
 733
 734                 vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, false);
 735                 if (!vf)
 736                         continue;
 737
 738                 vf->to_disable = to_disable;
 739         }
 740 }
 741
 742 void ecore_iov_set_vfs_to_disable(struct ecore_dev *p_dev,
 743                                   u8 to_disable)
 744 {
 745         u16 i;
 746
 747         if (!IS_ECORE_SRIOV(p_dev))
 748                 return;
 749
 750         for (i = 0; i < p_dev->p_iov_info->total_vfs; i++)
 751                 ecore_iov_set_vf_to_disable(p_dev, i, to_disable);
 752 }
 753
 754 #ifndef LINUX_REMOVE
 755 /* @@@TBD Consider taking outside of ecore... */
 756 enum _ecore_status_t ecore_iov_set_vf_ctx(struct ecore_hwfn *p_hwfn,
 757                                           u16               vf_id,
 758                                           void              *ctx)
 759 {
 760         enum _ecore_status_t rc = ECORE_SUCCESS;
 761         struct ecore_vf_info *vf = ecore_iov_get_vf_info(p_hwfn, vf_id, true);
 762
 763         if (vf != OSAL_NULL) {
 764                 vf->ctx = ctx;
 765 #ifdef CONFIG_ECORE_SW_CHANNEL
 766                 vf->vf_mbx.sw_mbx.mbx_state = VF_PF_WAIT_FOR_START_REQUEST;
 767 #endif
 768         } else {
 769                 rc = ECORE_UNKNOWN_ERROR;
 770         }
 771         return rc;
 772 }
 773 #endif
 774
 775 static void ecore_iov_vf_pglue_clear_err(struct ecore_hwfn      *p_hwfn,
 776                                          struct ecore_ptt       *p_ptt,
 777                                          u8                     abs_vfid)
 778 {
 779         ecore_wr(p_hwfn, p_ptt,
 780                  PGLUE_B_REG_WAS_ERROR_VF_31_0_CLR + (abs_vfid >> 5) * 4,
 781                  1 << (abs_vfid & 0x1f));
 782 }
 783
 784 static void ecore_iov_vf_igu_reset(struct ecore_hwfn *p_hwfn,
 785                                    struct ecore_ptt *p_ptt,
 786                                    struct ecore_vf_info *vf)
 787 {
 788         int i;
 789
 790         /* Set VF masks and configuration - pretend */
 791         ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
 792
 793         ecore_wr(p_hwfn, p_ptt, IGU_REG_STATISTIC_NUM_VF_MSG_SENT, 0);
 794
 795         /* unpretend */
 796         ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
 797
 798         /* iterate over all queues, clear sb consumer */
 799         for (i = 0; i < vf->num_sbs; i++)
 800                 ecore_int_igu_init_pure_rt_single(p_hwfn, p_ptt,
 801                                                   vf->igu_sbs[i],
 802                                                   vf->opaque_fid, true);
 803 }
 804
 805 static void ecore_iov_vf_igu_set_int(struct ecore_hwfn *p_hwfn,
 806                                      struct ecore_ptt *p_ptt,
 807                                      struct ecore_vf_info *vf, bool enable)
 808 {
 809         u32 igu_vf_conf;
 810
 811         ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
 812
 813         igu_vf_conf = ecore_rd(p_hwfn, p_ptt, IGU_REG_VF_CONFIGURATION);
 814
 815         if (enable)
 816                 igu_vf_conf |= IGU_VF_CONF_MSI_MSIX_EN;
 817         else
 818                 igu_vf_conf &= ~IGU_VF_CONF_MSI_MSIX_EN;
 819
 820         ecore_wr(p_hwfn, p_ptt, IGU_REG_VF_CONFIGURATION, igu_vf_conf);
 821
 822         /* unpretend */
 823         ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
 824 }
 825
 826 static enum _ecore_status_t
 827 ecore_iov_enable_vf_access_msix(struct ecore_hwfn *p_hwfn,
 828                                 struct ecore_ptt *p_ptt,
 829                                 u8 abs_vf_id,
 830                                 u8 num_sbs)
 831 {
 832         u8 current_max = 0;
 833         int i;
 834
 835         /* If client overrides this, don't do anything */
 836         if (p_hwfn->p_dev->b_dont_override_vf_msix)
 837                 return ECORE_SUCCESS;
 838
 839         /* For AH onward, configuration is per-PF. Find maximum of all
 840          * the currently enabled child VFs, and set the number to be that.
 841          */
 842         if (!ECORE_IS_BB(p_hwfn->p_dev)) {
 843                 ecore_for_each_vf(p_hwfn, i) {
 844                         struct ecore_vf_info *p_vf;
 845
 846                         p_vf  = ecore_iov_get_vf_info(p_hwfn, (u16)i, true);
 847                         if (!p_vf)
 848                                 continue;
 849
 850                         current_max = OSAL_MAX_T(u8, current_max,
 851                                                  p_vf->num_sbs);
 852                 }
 853         }
 854
 855         if (num_sbs > current_max)
 856                 return ecore_mcp_config_vf_msix(p_hwfn, p_ptt,
 857                                                 abs_vf_id, num_sbs);
 858
 859         return ECORE_SUCCESS;
 860 }
 861
 862 static enum _ecore_status_t
 863 ecore_iov_enable_vf_access(struct ecore_hwfn *p_hwfn,
 864                            struct ecore_ptt *p_ptt, struct ecore_vf_info *vf)
 865 {
 866         u32 igu_vf_conf = IGU_VF_CONF_FUNC_EN;
 867         enum _ecore_status_t rc = ECORE_SUCCESS;
 868
 869         /* It's possible VF was previously considered malicious -
 870          * clear the indication even if we're only going to disable VF.
 871          */
 872         vf->b_malicious = false;
 873
 874         if (vf->to_disable)
 875                 return ECORE_SUCCESS;
 876
 877         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
 878                    "Enable internal access for vf %x [abs %x]\n", vf->abs_vf_id,
 879                    ECORE_VF_ABS_ID(p_hwfn, vf));
 880
 881         ecore_iov_vf_pglue_clear_err(p_hwfn, p_ptt,
 882                                      ECORE_VF_ABS_ID(p_hwfn, vf));
 883
 884         ecore_iov_vf_igu_reset(p_hwfn, p_ptt, vf);
 885
 886         rc = ecore_iov_enable_vf_access_msix(p_hwfn, p_ptt,
 887                                              vf->abs_vf_id, vf->num_sbs);
 888         if (rc != ECORE_SUCCESS)
 889                 return rc;
 890
 891         ecore_fid_pretend(p_hwfn, p_ptt, (u16)vf->concrete_fid);
 892
 893         SET_FIELD(igu_vf_conf, IGU_VF_CONF_PARENT, p_hwfn->rel_pf_id);
 894         STORE_RT_REG(p_hwfn, IGU_REG_VF_CONFIGURATION_RT_OFFSET, igu_vf_conf);
 895
 896         ecore_init_run(p_hwfn, p_ptt, PHASE_VF, vf->abs_vf_id,
 897                        p_hwfn->hw_info.hw_mode);
 898
 899         /* unpretend */
 900         ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
 901
 902         vf->state = VF_FREE;
 903
 904         return rc;
 905 }
 906
 907 /**
 908  *
 909  * @brief ecore_iov_config_perm_table - configure the permission
 910  *      zone table.
 911  *      In E4, queue zone permission table size is 320x9. There
 912  *      are 320 VF queues for single engine device (256 for dual
 913  *      engine device), and each entry has the following format:
 914  *      {Valid, VF[7:0]}
 915  * @param p_hwfn
 916  * @param p_ptt
 917  * @param vf
 918  * @param enable
 919  */
 920 static void ecore_iov_config_perm_table(struct ecore_hwfn *p_hwfn,
 921                                         struct ecore_ptt *p_ptt,
 922                                         struct ecore_vf_info *vf, u8 enable)
 923 {
 924         u32 reg_addr, val;
 925         u16 qzone_id = 0;
 926         int qid;
 927
 928         for (qid = 0; qid < vf->num_rxqs; qid++) {
 929                 ecore_fw_l2_queue(p_hwfn, vf->vf_queues[qid].fw_rx_qid,
 930                                   &qzone_id);
 931
 932                 reg_addr = PSWHST_REG_ZONE_PERMISSION_TABLE + qzone_id * 4;
 933                 val = enable ? (vf->abs_vf_id | (1 << 8)) : 0;
 934                 ecore_wr(p_hwfn, p_ptt, reg_addr, val);
 935         }
 936 }
 937
 938 static void ecore_iov_enable_vf_traffic(struct ecore_hwfn *p_hwfn,
 939                                         struct ecore_ptt *p_ptt,
 940                                         struct ecore_vf_info *vf)
 941 {
 942         /* Reset vf in IGU - interrupts are still disabled */
 943         ecore_iov_vf_igu_reset(p_hwfn, p_ptt, vf);
 944
 945         ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 1);
 946
 947         /* Permission Table */
 948         ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, true);
 949 }
 950
 951 static u8 ecore_iov_alloc_vf_igu_sbs(struct ecore_hwfn *p_hwfn,
 952                                      struct ecore_ptt *p_ptt,
 953                                      struct ecore_vf_info *vf,
 954                                      u16 num_rx_queues)
 955 {
 956         struct ecore_igu_block *p_block;
 957         struct cau_sb_entry sb_entry;
 958         int qid = 0;
 959         u32 val = 0;
 960
 961         if (num_rx_queues > p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov)
 962                 num_rx_queues =
 963                 (u16)p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov;
 964         p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov -= num_rx_queues;
 965
 966         SET_FIELD(val, IGU_MAPPING_LINE_FUNCTION_NUMBER, vf->abs_vf_id);
 967         SET_FIELD(val, IGU_MAPPING_LINE_VALID, 1);
 968         SET_FIELD(val, IGU_MAPPING_LINE_PF_VALID, 0);
 969
 970         for (qid = 0; qid < num_rx_queues; qid++) {
 971                 p_block = ecore_get_igu_free_sb(p_hwfn, false);
 972                 vf->igu_sbs[qid] = p_block->igu_sb_id;
 973                 p_block->status &= ~ECORE_IGU_STATUS_FREE;
 974                 SET_FIELD(val, IGU_MAPPING_LINE_VECTOR_NUMBER, qid);
 975
 976                 ecore_wr(p_hwfn, p_ptt,
 977                          IGU_REG_MAPPING_MEMORY +
 978                          sizeof(u32) * p_block->igu_sb_id, val);
 979
 980                 /* Configure igu sb in CAU which were marked valid */
 981                 ecore_init_cau_sb_entry(p_hwfn, &sb_entry,
 982                                         p_hwfn->rel_pf_id,
 983                                         vf->abs_vf_id, 1);
 984                 ecore_dmae_host2grc(p_hwfn, p_ptt,
 985                                     (u64)(osal_uintptr_t)&sb_entry,
 986                                     CAU_REG_SB_VAR_MEMORY +
 987                                     p_block->igu_sb_id * sizeof(u64), 2, 0);
 988         }
 989
 990         vf->num_sbs = (u8)num_rx_queues;
 991
 992         return vf->num_sbs;
 993 }
 994
 995 /**
 996  *
 997  * @brief The function invalidates all the VF entries,
 998  *        technically this isn't required, but added for
 999  *        cleaness and ease of debugging incase a VF attempts to
1000  *        produce an interrupt after it has been taken down.
1001  *
1002  * @param p_hwfn
1003  * @param p_ptt
1004  * @param vf
1005  */
1006 static void ecore_iov_free_vf_igu_sbs(struct ecore_hwfn *p_hwfn,
1007                                       struct ecore_ptt *p_ptt,
1008                                       struct ecore_vf_info *vf)
1009 {
1010         struct ecore_igu_info *p_info = p_hwfn->hw_info.p_igu_info;
1011         int idx, igu_id;
1012         u32 addr, val;
1013
1014         /* Invalidate igu CAM lines and mark them as free */
1015         for (idx = 0; idx < vf->num_sbs; idx++) {
1016                 igu_id = vf->igu_sbs[idx];
1017                 addr = IGU_REG_MAPPING_MEMORY + sizeof(u32) * igu_id;
1018
1019                 val = ecore_rd(p_hwfn, p_ptt, addr);
1020                 SET_FIELD(val, IGU_MAPPING_LINE_VALID, 0);
1021                 ecore_wr(p_hwfn, p_ptt, addr, val);
1022
1023                 p_info->entry[igu_id].status |= ECORE_IGU_STATUS_FREE;
1024                 p_hwfn->hw_info.p_igu_info->usage.free_cnt_iov++;
1025         }
1026
1027         vf->num_sbs = 0;
1028 }
1029
1030 void ecore_iov_set_link(struct ecore_hwfn *p_hwfn,
1031                         u16 vfid,
1032                         struct ecore_mcp_link_params *params,
1033                         struct ecore_mcp_link_state *link,
1034                         struct ecore_mcp_link_capabilities *p_caps)
1035 {
1036         struct ecore_vf_info *p_vf = ecore_iov_get_vf_info(p_hwfn, vfid, false);
1037         struct ecore_bulletin_content *p_bulletin;
1038
1039         if (!p_vf)
1040                 return;
1041
1042         p_bulletin = p_vf->bulletin.p_virt;
1043         p_bulletin->req_autoneg = params->speed.autoneg;
1044         p_bulletin->req_adv_speed = params->speed.advertised_speeds;
1045         p_bulletin->req_forced_speed = params->speed.forced_speed;
1046         p_bulletin->req_autoneg_pause = params->pause.autoneg;
1047         p_bulletin->req_forced_rx = params->pause.forced_rx;
1048         p_bulletin->req_forced_tx = params->pause.forced_tx;
1049         p_bulletin->req_loopback = params->loopback_mode;
1050
1051         p_bulletin->link_up = link->link_up;
1052         p_bulletin->speed = link->speed;
1053         p_bulletin->full_duplex = link->full_duplex;
1054         p_bulletin->autoneg = link->an;
1055         p_bulletin->autoneg_complete = link->an_complete;
1056         p_bulletin->parallel_detection = link->parallel_detection;
1057         p_bulletin->pfc_enabled = link->pfc_enabled;
1058         p_bulletin->partner_adv_speed = link->partner_adv_speed;
1059         p_bulletin->partner_tx_flow_ctrl_en = link->partner_tx_flow_ctrl_en;
1060         p_bulletin->partner_rx_flow_ctrl_en = link->partner_rx_flow_ctrl_en;
1061         p_bulletin->partner_adv_pause = link->partner_adv_pause;
1062         p_bulletin->sfp_tx_fault = link->sfp_tx_fault;
1063
1064         p_bulletin->capability_speed = p_caps->speed_capabilities;
1065 }
1066
1067 enum _ecore_status_t
1068 ecore_iov_init_hw_for_vf(struct ecore_hwfn *p_hwfn,
1069                          struct ecore_ptt *p_ptt,
1070                          struct ecore_iov_vf_init_params *p_params)
1071 {
1072         struct ecore_mcp_link_capabilities link_caps;
1073         struct ecore_mcp_link_params link_params;
1074         struct ecore_mcp_link_state link_state;
1075         u8 num_of_vf_available_chains  = 0;
1076         struct ecore_vf_info *vf = OSAL_NULL;
1077         u16 qid, num_irqs;
1078         enum _ecore_status_t rc = ECORE_SUCCESS;
1079         u32 cids;
1080         u8 i;
1081
1082         vf = ecore_iov_get_vf_info(p_hwfn, p_params->rel_vf_id, false);
1083         if (!vf) {
1084                 DP_ERR(p_hwfn, "ecore_iov_init_hw_for_vf : vf is OSAL_NULL\n");
1085                 return ECORE_UNKNOWN_ERROR;
1086         }
1087
1088         if (vf->b_init) {
1089                 DP_NOTICE(p_hwfn, true, "VF[%d] is already active.\n",
1090                           p_params->rel_vf_id);
1091                 return ECORE_INVAL;
1092         }
1093
1094         /* Perform sanity checking on the requested vport/rss */
1095         if (p_params->vport_id >= RESC_NUM(p_hwfn, ECORE_VPORT)) {
1096                 DP_NOTICE(p_hwfn, true, "VF[%d] - can't use VPORT %02x\n",
1097                           p_params->rel_vf_id, p_params->vport_id);
1098                 return ECORE_INVAL;
1099         }
1100
1101         if ((p_params->num_queues > 1) &&
1102             (p_params->rss_eng_id >= RESC_NUM(p_hwfn, ECORE_RSS_ENG))) {
1103                 DP_NOTICE(p_hwfn, true, "VF[%d] - can't use RSS_ENG %02x\n",
1104                           p_params->rel_vf_id, p_params->rss_eng_id);
1105                 return ECORE_INVAL;
1106         }
1107
1108         /* TODO - remove this once we get confidence of change */
1109         if (!p_params->vport_id) {
1110                 DP_NOTICE(p_hwfn, false,
1111                           "VF[%d] - Unlikely that VF uses vport0. Forgotten?\n",
1112                           p_params->rel_vf_id);
1113         }
1114         if ((!p_params->rss_eng_id) && (p_params->num_queues > 1)) {
1115                 DP_NOTICE(p_hwfn, false,
1116                           "VF[%d] - Unlikely that VF uses RSS_eng0. Forgotten?\n",
1117                           p_params->rel_vf_id);
1118         }
1119         vf->vport_id = p_params->vport_id;
1120         vf->rss_eng_id = p_params->rss_eng_id;
1121
1122         /* Since it's possible to relocate SBs, it's a bit difficult to check
1123          * things here. Simply check whether the index falls in the range
1124          * belonging to the PF.
1125          */
1126         for (i = 0; i < p_params->num_queues; i++) {
1127                 qid = p_params->req_rx_queue[i];
1128                 if (qid > (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
1129                         DP_NOTICE(p_hwfn, true,
1130                                   "Can't enable Rx qid [%04x] for VF[%d]: qids [0,,...,0x%04x] available\n",
1131                                   qid, p_params->rel_vf_id,
1132                                   (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE));
1133                         return ECORE_INVAL;
1134                 }
1135
1136                 qid = p_params->req_tx_queue[i];
1137                 if (qid > (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE)) {
1138                         DP_NOTICE(p_hwfn, true,
1139                                   "Can't enable Tx qid [%04x] for VF[%d]: qids [0,,...,0x%04x] available\n",
1140                                   qid, p_params->rel_vf_id,
1141                                   (u16)RESC_NUM(p_hwfn, ECORE_L2_QUEUE));
1142                         return ECORE_INVAL;
1143                 }
1144         }
1145
1146         /* Limit number of queues according to number of CIDs */
1147         ecore_cxt_get_proto_cid_count(p_hwfn, PROTOCOLID_ETH, &cids);
1148         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1149                    "VF[%d] - requesting to initialize for 0x%04x queues"
1150                    " [0x%04x CIDs available]\n",
1151                    vf->relative_vf_id, p_params->num_queues, (u16)cids);
1152         num_irqs = OSAL_MIN_T(u16, p_params->num_queues, ((u16)cids));
1153
1154         num_of_vf_available_chains = ecore_iov_alloc_vf_igu_sbs(p_hwfn,
1155                                                                p_ptt,
1156                                                                vf,
1157                                                                num_irqs);
1158         if (num_of_vf_available_chains == 0) {
1159                 DP_ERR(p_hwfn, "no available igu sbs\n");
1160                 return ECORE_NOMEM;
1161         }
1162
1163         /* Choose queue number and index ranges */
1164         vf->num_rxqs = num_of_vf_available_chains;
1165         vf->num_txqs = num_of_vf_available_chains;
1166
1167         for (i = 0; i < vf->num_rxqs; i++) {
1168                 struct ecore_vf_queue *p_queue = &vf->vf_queues[i];
1169
1170                 p_queue->fw_rx_qid = p_params->req_rx_queue[i];
1171                 p_queue->fw_tx_qid = p_params->req_tx_queue[i];
1172
1173                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1174                            "VF[%d] - Q[%d] SB %04x, qid [Rx %04x Tx %04x]\n",
1175                            vf->relative_vf_id, i, vf->igu_sbs[i],
1176                            p_queue->fw_rx_qid, p_queue->fw_tx_qid);
1177         }
1178
1179         /* Update the link configuration in bulletin.
1180          */
1181         OSAL_MEMCPY(&link_params, ecore_mcp_get_link_params(p_hwfn),
1182                     sizeof(link_params));
1183         OSAL_MEMCPY(&link_state, ecore_mcp_get_link_state(p_hwfn),
1184                     sizeof(link_state));
1185         OSAL_MEMCPY(&link_caps, ecore_mcp_get_link_capabilities(p_hwfn),
1186                     sizeof(link_caps));
1187         ecore_iov_set_link(p_hwfn, p_params->rel_vf_id,
1188                            &link_params, &link_state, &link_caps);
1189
1190         rc = ecore_iov_enable_vf_access(p_hwfn, p_ptt, vf);
1191
1192         if (rc == ECORE_SUCCESS) {
1193                 vf->b_init = true;
1194                 p_hwfn->pf_iov_info->active_vfs[vf->relative_vf_id / 64] |=
1195                         (1ULL << (vf->relative_vf_id % 64));
1196
1197                 if (IS_LEAD_HWFN(p_hwfn))
1198                         p_hwfn->p_dev->p_iov_info->num_vfs++;
1199         }
1200
1201         return rc;
1202 }
1203
1204 enum _ecore_status_t ecore_iov_release_hw_for_vf(struct ecore_hwfn *p_hwfn,
1205                                                  struct ecore_ptt *p_ptt,
1206                                                  u16 rel_vf_id)
1207 {
1208         struct ecore_mcp_link_capabilities caps;
1209         struct ecore_mcp_link_params params;
1210         struct ecore_mcp_link_state link;
1211         struct ecore_vf_info *vf = OSAL_NULL;
1212
1213         vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
1214         if (!vf) {
1215                 DP_ERR(p_hwfn, "ecore_iov_release_hw_for_vf : vf is NULL\n");
1216                 return ECORE_UNKNOWN_ERROR;
1217         }
1218
1219         if (vf->bulletin.p_virt)
1220                 OSAL_MEMSET(vf->bulletin.p_virt, 0,
1221                             sizeof(*vf->bulletin.p_virt));
1222
1223         OSAL_MEMSET(&vf->p_vf_info, 0, sizeof(vf->p_vf_info));
1224
1225         /* Get the link configuration back in bulletin so
1226          * that when VFs are re-enabled they get the actual
1227          * link configuration.
1228          */
1229         OSAL_MEMCPY(&params, ecore_mcp_get_link_params(p_hwfn), sizeof(params));
1230         OSAL_MEMCPY(&link, ecore_mcp_get_link_state(p_hwfn), sizeof(link));
1231         OSAL_MEMCPY(&caps, ecore_mcp_get_link_capabilities(p_hwfn),
1232                     sizeof(caps));
1233         ecore_iov_set_link(p_hwfn, rel_vf_id, &params, &link, &caps);
1234
1235         /* Forget the VF's acquisition message */
1236         OSAL_MEMSET(&vf->acquire, 0, sizeof(vf->acquire));
1237
1238         /* disablng interrupts and resetting permission table was done during
1239          * vf-close, however, we could get here without going through vf_close
1240          */
1241         /* Disable Interrupts for VF */
1242         ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 0);
1243
1244         /* Reset Permission table */
1245         ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, 0);
1246
1247         vf->num_rxqs = 0;
1248         vf->num_txqs = 0;
1249         ecore_iov_free_vf_igu_sbs(p_hwfn, p_ptt, vf);
1250
1251         if (vf->b_init) {
1252                 vf->b_init = false;
1253                 p_hwfn->pf_iov_info->active_vfs[vf->relative_vf_id / 64] &=
1254                                         ~(1ULL << (vf->relative_vf_id / 64));
1255
1256                 if (IS_LEAD_HWFN(p_hwfn))
1257                         p_hwfn->p_dev->p_iov_info->num_vfs--;
1258         }
1259
1260         return ECORE_SUCCESS;
1261 }
1262
1263 static bool ecore_iov_tlv_supported(u16 tlvtype)
1264 {
1265         return tlvtype > CHANNEL_TLV_NONE && tlvtype < CHANNEL_TLV_MAX;
1266 }
1267
1268 static void ecore_iov_lock_vf_pf_channel(struct ecore_hwfn *p_hwfn,
1269                                          struct ecore_vf_info *vf, u16 tlv)
1270 {
1271         /* lock the channel */
1272         /* mutex_lock(&vf->op_mutex); @@@TBD MichalK - add lock... */
1273
1274         /* record the locking op */
1275         /* vf->op_current = tlv; @@@TBD MichalK */
1276
1277         /* log the lock */
1278         if (ecore_iov_tlv_supported(tlv))
1279                 DP_VERBOSE(p_hwfn,
1280                            ECORE_MSG_IOV,
1281                            "VF[%d]: vf pf channel locked by %s\n",
1282                            vf->abs_vf_id,
1283                            ecore_channel_tlvs_string[tlv]);
1284         else
1285                 DP_VERBOSE(p_hwfn,
1286                            ECORE_MSG_IOV,
1287                            "VF[%d]: vf pf channel locked by %04x\n",
1288                            vf->abs_vf_id, tlv);
1289 }
1290
1291 static void ecore_iov_unlock_vf_pf_channel(struct ecore_hwfn *p_hwfn,
1292                                            struct ecore_vf_info *vf,
1293                                            u16 expected_tlv)
1294 {
1295         /* log the unlock */
1296         if (ecore_iov_tlv_supported(expected_tlv))
1297                 DP_VERBOSE(p_hwfn,
1298                            ECORE_MSG_IOV,
1299                            "VF[%d]: vf pf channel unlocked by %s\n",
1300                            vf->abs_vf_id,
1301                            ecore_channel_tlvs_string[expected_tlv]);
1302         else
1303                 DP_VERBOSE(p_hwfn,
1304                            ECORE_MSG_IOV,
1305                            "VF[%d]: vf pf channel unlocked by %04x\n",
1306                            vf->abs_vf_id, expected_tlv);
1307
1308         /* record the locking op */
1309         /* vf->op_current = CHANNEL_TLV_NONE; */
1310 }
1311
1312 /* place a given tlv on the tlv buffer, continuing current tlv list */
1313 void *ecore_add_tlv(u8 **offset, u16 type, u16 length)
1314 {
1315         struct channel_tlv *tl = (struct channel_tlv *)*offset;
1316
1317         tl->type = type;
1318         tl->length = length;
1319
1320         /* Offset should keep pointing to next TLV (the end of the last) */
1321         *offset += length;
1322
1323         /* Return a pointer to the start of the added tlv */
1324         return *offset - length;
1325 }
1326
1327 /* list the types and lengths of the tlvs on the buffer */
1328 void ecore_dp_tlv_list(struct ecore_hwfn *p_hwfn, void *tlvs_list)
1329 {
1330         u16 i = 1, total_length = 0;
1331         struct channel_tlv *tlv;
1332
1333         do {
1334                 /* cast current tlv list entry to channel tlv header */
1335                 tlv = (struct channel_tlv *)((u8 *)tlvs_list + total_length);
1336
1337                 /* output tlv */
1338                 if (ecore_iov_tlv_supported(tlv->type))
1339                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1340                                    "TLV number %d: type %s, length %d\n",
1341                                    i, ecore_channel_tlvs_string[tlv->type],
1342                                    tlv->length);
1343                 else
1344                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1345                                    "TLV number %d: type %d, length %d\n",
1346                                    i, tlv->type, tlv->length);
1347
1348                 if (tlv->type == CHANNEL_TLV_LIST_END)
1349                         return;
1350
1351                 /* Validate entry - protect against malicious VFs */
1352                 if (!tlv->length) {
1353                         DP_NOTICE(p_hwfn, false, "TLV of length 0 found\n");
1354                         return;
1355                 }
1356                 total_length += tlv->length;
1357                 if (total_length >= sizeof(struct tlv_buffer_size)) {
1358                         DP_NOTICE(p_hwfn, false, "TLV ==> Buffer overflow\n");
1359                         return;
1360                 }
1361
1362                 i++;
1363         } while (1);
1364 }
1365
1366 static void ecore_iov_send_response(struct ecore_hwfn *p_hwfn,
1367                                     struct ecore_ptt *p_ptt,
1368                                     struct ecore_vf_info *p_vf,
1369 #ifdef CONFIG_ECORE_SW_CHANNEL
1370                                     u16 length,
1371 #else
1372                                     u16 OSAL_UNUSED length,
1373 #endif
1374                                     u8 status)
1375 {
1376         struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
1377         struct ecore_dmae_params params;
1378         u8 eng_vf_id;
1379
1380         mbx->reply_virt->default_resp.hdr.status = status;
1381
1382         ecore_dp_tlv_list(p_hwfn, mbx->reply_virt);
1383
1384 #ifdef CONFIG_ECORE_SW_CHANNEL
1385         mbx->sw_mbx.response_size =
1386             length + sizeof(struct channel_list_end_tlv);
1387
1388         if (!p_vf->b_hw_channel)
1389                 return;
1390 #endif
1391
1392         eng_vf_id = p_vf->abs_vf_id;
1393
1394         OSAL_MEMSET(&params, 0, sizeof(struct ecore_dmae_params));
1395         params.flags = ECORE_DMAE_FLAG_VF_DST;
1396         params.dst_vfid = eng_vf_id;
1397
1398         ecore_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys + sizeof(u64),
1399                              mbx->req_virt->first_tlv.reply_address +
1400                              sizeof(u64),
1401                              (sizeof(union pfvf_tlvs) - sizeof(u64)) / 4,
1402                              &params);
1403
1404         /* Once PF copies the rc to the VF, the latter can continue and
1405          * and send an additional message. So we have to make sure the
1406          * channel would be re-set to ready prior to that.
1407          */
1408         REG_WR(p_hwfn,
1409                GTT_BAR0_MAP_REG_USDM_RAM +
1410                USTORM_VF_PF_CHANNEL_READY_OFFSET(eng_vf_id), 1);
1411
1412         ecore_dmae_host2host(p_hwfn, p_ptt, mbx->reply_phys,
1413                              mbx->req_virt->first_tlv.reply_address,
1414                              sizeof(u64) / 4, &params);
1415
1416         OSAL_IOV_PF_RESP_TYPE(p_hwfn, p_vf->relative_vf_id, status);
1417 }
1418
1419 static u16 ecore_iov_vport_to_tlv(enum ecore_iov_vport_update_flag flag)
1420 {
1421         switch (flag) {
1422         case ECORE_IOV_VP_UPDATE_ACTIVATE:
1423                 return CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
1424         case ECORE_IOV_VP_UPDATE_VLAN_STRIP:
1425                 return CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP;
1426         case ECORE_IOV_VP_UPDATE_TX_SWITCH:
1427                 return CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
1428         case ECORE_IOV_VP_UPDATE_MCAST:
1429                 return CHANNEL_TLV_VPORT_UPDATE_MCAST;
1430         case ECORE_IOV_VP_UPDATE_ACCEPT_PARAM:
1431                 return CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
1432         case ECORE_IOV_VP_UPDATE_RSS:
1433                 return CHANNEL_TLV_VPORT_UPDATE_RSS;
1434         case ECORE_IOV_VP_UPDATE_ACCEPT_ANY_VLAN:
1435                 return CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
1436         case ECORE_IOV_VP_UPDATE_SGE_TPA:
1437                 return CHANNEL_TLV_VPORT_UPDATE_SGE_TPA;
1438         default:
1439                 return 0;
1440         }
1441 }
1442
1443 static u16 ecore_iov_prep_vp_update_resp_tlvs(struct ecore_hwfn *p_hwfn,
1444                                               struct ecore_vf_info *p_vf,
1445                                               struct ecore_iov_vf_mbx *p_mbx,
1446                                               u8 status, u16 tlvs_mask,
1447                                               u16 tlvs_accepted)
1448 {
1449         struct pfvf_def_resp_tlv *resp;
1450         u16 size, total_len, i;
1451
1452         OSAL_MEMSET(p_mbx->reply_virt, 0, sizeof(union pfvf_tlvs));
1453         p_mbx->offset = (u8 *)p_mbx->reply_virt;
1454         size = sizeof(struct pfvf_def_resp_tlv);
1455         total_len = size;
1456
1457         ecore_add_tlv(&p_mbx->offset, CHANNEL_TLV_VPORT_UPDATE, size);
1458
1459         /* Prepare response for all extended tlvs if they are found by PF */
1460         for (i = 0; i < ECORE_IOV_VP_UPDATE_MAX; i++) {
1461                 if (!(tlvs_mask & (1 << i)))
1462                         continue;
1463
1464                 resp = ecore_add_tlv(&p_mbx->offset, ecore_iov_vport_to_tlv(i),
1465                                      size);
1466
1467                 if (tlvs_accepted & (1 << i))
1468                         resp->hdr.status = status;
1469                 else
1470                         resp->hdr.status = PFVF_STATUS_NOT_SUPPORTED;
1471
1472                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1473                            "VF[%d] - vport_update resp: TLV %d, status %02x\n",
1474                            p_vf->relative_vf_id,
1475                            ecore_iov_vport_to_tlv(i),
1476                            resp->hdr.status);
1477
1478                 total_len += size;
1479         }
1480
1481         ecore_add_tlv(&p_mbx->offset, CHANNEL_TLV_LIST_END,
1482                       sizeof(struct channel_list_end_tlv));
1483
1484         return total_len;
1485 }
1486
1487 static void ecore_iov_prepare_resp(struct ecore_hwfn *p_hwfn,
1488                                    struct ecore_ptt *p_ptt,
1489                                    struct ecore_vf_info *vf_info,
1490                                    u16 type, u16 length, u8 status)
1491 {
1492         struct ecore_iov_vf_mbx *mbx = &vf_info->vf_mbx;
1493
1494         mbx->offset = (u8 *)mbx->reply_virt;
1495
1496         ecore_add_tlv(&mbx->offset, type, length);
1497         ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
1498                       sizeof(struct channel_list_end_tlv));
1499
1500         ecore_iov_send_response(p_hwfn, p_ptt, vf_info, length, status);
1501 }
1502
1503 struct ecore_public_vf_info
1504 *ecore_iov_get_public_vf_info(struct ecore_hwfn *p_hwfn,
1505                               u16 relative_vf_id,
1506                               bool b_enabled_only)
1507 {
1508         struct ecore_vf_info *vf = OSAL_NULL;
1509
1510         vf = ecore_iov_get_vf_info(p_hwfn, relative_vf_id, b_enabled_only);
1511         if (!vf)
1512                 return OSAL_NULL;
1513
1514         return &vf->p_vf_info;
1515 }
1516
1517 static void ecore_iov_vf_cleanup(struct ecore_hwfn *p_hwfn,
1518                                  struct ecore_vf_info *p_vf)
1519 {
1520         u32 i, j;
1521         p_vf->vf_bulletin = 0;
1522         p_vf->vport_instance = 0;
1523         p_vf->configured_features = 0;
1524
1525         /* If VF previously requested less resources, go back to default */
1526         p_vf->num_rxqs = p_vf->num_sbs;
1527         p_vf->num_txqs = p_vf->num_sbs;
1528
1529         p_vf->num_active_rxqs = 0;
1530
1531         for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++) {
1532                 struct ecore_vf_queue *p_queue = &p_vf->vf_queues[i];
1533
1534                 for (j = 0; j < MAX_QUEUES_PER_QZONE; j++) {
1535                         if (!p_queue->cids[j].p_cid)
1536                                 continue;
1537
1538                         ecore_eth_queue_cid_release(p_hwfn,
1539                                                     p_queue->cids[j].p_cid);
1540                         p_queue->cids[j].p_cid = OSAL_NULL;
1541                 }
1542         }
1543
1544         OSAL_MEMSET(&p_vf->shadow_config, 0, sizeof(p_vf->shadow_config));
1545         OSAL_MEMSET(&p_vf->acquire, 0, sizeof(p_vf->acquire));
1546         OSAL_IOV_VF_CLEANUP(p_hwfn, p_vf->relative_vf_id);
1547 }
1548
1549 /* Returns either 0, or log(size) */
1550 static u32 ecore_iov_vf_db_bar_size(struct ecore_hwfn *p_hwfn,
1551                                     struct ecore_ptt *p_ptt)
1552 {
1553         u32 val = ecore_rd(p_hwfn, p_ptt, PGLUE_B_REG_VF_BAR1_SIZE);
1554
1555         if (val)
1556                 return val + 11;
1557         return 0;
1558 }
1559
1560 static void
1561 ecore_iov_vf_mbx_acquire_resc_cids(struct ecore_hwfn *p_hwfn,
1562                                    struct ecore_ptt *p_ptt,
1563                                    struct ecore_vf_info *p_vf,
1564                                    struct vf_pf_resc_request *p_req,
1565                                    struct pf_vf_resc *p_resp)
1566 {
1567         u8 num_vf_cons = p_hwfn->pf_params.eth_pf_params.num_vf_cons;
1568         u8 db_size = DB_ADDR_VF(1, DQ_DEMS_LEGACY) -
1569                      DB_ADDR_VF(0, DQ_DEMS_LEGACY);
1570         u32 bar_size;
1571
1572         p_resp->num_cids = OSAL_MIN_T(u8, p_req->num_cids, num_vf_cons);
1573
1574         /* If VF didn't bother asking for QIDs than don't bother limiting
1575          * number of CIDs. The VF doesn't care about the number, and this
1576          * has the likely result of causing an additional acquisition.
1577          */
1578         if (!(p_vf->acquire.vfdev_info.capabilities &
1579               VFPF_ACQUIRE_CAP_QUEUE_QIDS))
1580                 return;
1581
1582         /* If doorbell bar was mapped by VF, limit the VF CIDs to an amount
1583          * that would make sure doorbells for all CIDs fall within the bar.
1584          * If it doesn't, make sure regview window is sufficient.
1585          */
1586         if (p_vf->acquire.vfdev_info.capabilities &
1587             VFPF_ACQUIRE_CAP_PHYSICAL_BAR) {
1588                 bar_size = ecore_iov_vf_db_bar_size(p_hwfn, p_ptt);
1589                 if (bar_size)
1590                         bar_size = 1 << bar_size;
1591
1592                 if (ECORE_IS_CMT(p_hwfn->p_dev))
1593                         bar_size /= 2;
1594         } else {
1595                 bar_size = PXP_VF_BAR0_DQ_LENGTH;
1596         }
1597
1598         if (bar_size / db_size < 256)
1599                 p_resp->num_cids = OSAL_MIN_T(u8, p_resp->num_cids,
1600                                               (u8)(bar_size / db_size));
1601 }
1602
1603 static u8 ecore_iov_vf_mbx_acquire_resc(struct ecore_hwfn *p_hwfn,
1604                                         struct ecore_ptt *p_ptt,
1605                                         struct ecore_vf_info *p_vf,
1606                                         struct vf_pf_resc_request *p_req,
1607                                         struct pf_vf_resc *p_resp)
1608 {
1609         u8 i;
1610
1611         /* Queue related information */
1612         p_resp->num_rxqs = p_vf->num_rxqs;
1613         p_resp->num_txqs = p_vf->num_txqs;
1614         p_resp->num_sbs = p_vf->num_sbs;
1615
1616         for (i = 0; i < p_resp->num_sbs; i++) {
1617                 p_resp->hw_sbs[i].hw_sb_id = p_vf->igu_sbs[i];
1618                 /* TODO - what's this sb_qid field? Is it deprecated?
1619                  * or is there an ecore_client that looks at this?
1620                  */
1621                 p_resp->hw_sbs[i].sb_qid = 0;
1622         }
1623
1624         /* These fields are filled for backward compatibility.
1625          * Unused by modern vfs.
1626          */
1627         for (i = 0; i < p_resp->num_rxqs; i++) {
1628                 ecore_fw_l2_queue(p_hwfn, p_vf->vf_queues[i].fw_rx_qid,
1629                                   (u16 *)&p_resp->hw_qid[i]);
1630                 p_resp->cid[i] = i;
1631         }
1632
1633         /* Filter related information */
1634         p_resp->num_mac_filters = OSAL_MIN_T(u8, p_vf->num_mac_filters,
1635                                              p_req->num_mac_filters);
1636         p_resp->num_vlan_filters = OSAL_MIN_T(u8, p_vf->num_vlan_filters,
1637                                               p_req->num_vlan_filters);
1638
1639         ecore_iov_vf_mbx_acquire_resc_cids(p_hwfn, p_ptt, p_vf, p_req, p_resp);
1640
1641         /* This isn't really needed/enforced, but some legacy VFs might depend
1642          * on the correct filling of this field.
1643          */
1644         p_resp->num_mc_filters = ECORE_MAX_MC_ADDRS;
1645
1646         /* Validate sufficient resources for VF */
1647         if (p_resp->num_rxqs < p_req->num_rxqs ||
1648             p_resp->num_txqs < p_req->num_txqs ||
1649             p_resp->num_sbs < p_req->num_sbs ||
1650             p_resp->num_mac_filters < p_req->num_mac_filters ||
1651             p_resp->num_vlan_filters < p_req->num_vlan_filters ||
1652             p_resp->num_mc_filters < p_req->num_mc_filters ||
1653             p_resp->num_cids < p_req->num_cids) {
1654                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1655                            "VF[%d] - Insufficient resources: rxq [%02x/%02x] txq [%02x/%02x] sbs [%02x/%02x] mac [%02x/%02x] vlan [%02x/%02x] mc [%02x/%02x] cids [%02x/%02x]\n",
1656                            p_vf->abs_vf_id,
1657                            p_req->num_rxqs, p_resp->num_rxqs,
1658                            p_req->num_rxqs, p_resp->num_txqs,
1659                            p_req->num_sbs, p_resp->num_sbs,
1660                            p_req->num_mac_filters, p_resp->num_mac_filters,
1661                            p_req->num_vlan_filters, p_resp->num_vlan_filters,
1662                            p_req->num_mc_filters, p_resp->num_mc_filters,
1663                            p_req->num_cids, p_resp->num_cids);
1664
1665                 /* Some legacy OSes are incapable of correctly handling this
1666                  * failure.
1667                  */
1668                 if ((p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
1669                      ETH_HSI_VER_NO_PKT_LEN_TUNN) &&
1670                     (p_vf->acquire.vfdev_info.os_type ==
1671                      VFPF_ACQUIRE_OS_WINDOWS))
1672                         return PFVF_STATUS_SUCCESS;
1673
1674                 return PFVF_STATUS_NO_RESOURCE;
1675         }
1676
1677         return PFVF_STATUS_SUCCESS;
1678 }
1679
1680 static void ecore_iov_vf_mbx_acquire_stats(struct pfvf_stats_info *p_stats)
1681 {
1682         p_stats->mstats.address = PXP_VF_BAR0_START_MSDM_ZONE_B +
1683                                   OFFSETOF(struct mstorm_vf_zone,
1684                                            non_trigger.eth_queue_stat);
1685         p_stats->mstats.len = sizeof(struct eth_mstorm_per_queue_stat);
1686         p_stats->ustats.address = PXP_VF_BAR0_START_USDM_ZONE_B +
1687                                   OFFSETOF(struct ustorm_vf_zone,
1688                                            non_trigger.eth_queue_stat);
1689         p_stats->ustats.len = sizeof(struct eth_ustorm_per_queue_stat);
1690         p_stats->pstats.address = PXP_VF_BAR0_START_PSDM_ZONE_B +
1691                                   OFFSETOF(struct pstorm_vf_zone,
1692                                            non_trigger.eth_queue_stat);
1693         p_stats->pstats.len = sizeof(struct eth_pstorm_per_queue_stat);
1694         p_stats->tstats.address = 0;
1695         p_stats->tstats.len = 0;
1696 }
1697
1698 static void ecore_iov_vf_mbx_acquire(struct ecore_hwfn       *p_hwfn,
1699                                      struct ecore_ptt        *p_ptt,
1700                                      struct ecore_vf_info    *vf)
1701 {
1702         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
1703         struct pfvf_acquire_resp_tlv *resp = &mbx->reply_virt->acquire_resp;
1704         struct pf_vf_pfdev_info *pfdev_info = &resp->pfdev_info;
1705         struct vfpf_acquire_tlv *req = &mbx->req_virt->acquire;
1706         u8 vfpf_status = PFVF_STATUS_NOT_SUPPORTED;
1707         struct pf_vf_resc *resc = &resp->resc;
1708         enum _ecore_status_t rc;
1709
1710         OSAL_MEMSET(resp, 0, sizeof(*resp));
1711
1712         /* Write the PF version so that VF would know which version
1713          * is supported - might be later overridden. This guarantees that
1714          * VF could recognize legacy PF based on lack of versions in reply.
1715          */
1716         pfdev_info->major_fp_hsi = ETH_HSI_VER_MAJOR;
1717         pfdev_info->minor_fp_hsi = ETH_HSI_VER_MINOR;
1718
1719         /* TODO - not doing anything is bad since we'll assert, but this isn't
1720          * necessarily the right behavior - perhaps we should have allowed some
1721          * versatility here.
1722          */
1723         if (vf->state != VF_FREE &&
1724             vf->state != VF_STOPPED) {
1725                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1726                            "VF[%d] sent ACQUIRE but is already in state %d - fail request\n",
1727                            vf->abs_vf_id, vf->state);
1728                 goto out;
1729         }
1730
1731         /* Validate FW compatibility */
1732         if (req->vfdev_info.eth_fp_hsi_major != ETH_HSI_VER_MAJOR) {
1733                 if (req->vfdev_info.capabilities &
1734                     VFPF_ACQUIRE_CAP_PRE_FP_HSI) {
1735                         struct vf_pf_vfdev_info *p_vfdev = &req->vfdev_info;
1736
1737                         /* This legacy support would need to be removed once
1738                          * the major has changed.
1739                          */
1740                         OSAL_BUILD_BUG_ON(ETH_HSI_VER_MAJOR != 3);
1741
1742                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1743                                    "VF[%d] is pre-fastpath HSI\n",
1744                                    vf->abs_vf_id);
1745                         p_vfdev->eth_fp_hsi_major = ETH_HSI_VER_MAJOR;
1746                         p_vfdev->eth_fp_hsi_minor = ETH_HSI_VER_NO_PKT_LEN_TUNN;
1747                 } else {
1748                         DP_INFO(p_hwfn,
1749                                 "VF[%d] needs fastpath HSI %02x.%02x, which is"
1750                                 " incompatible with loaded FW's faspath"
1751                                 " HSI %02x.%02x\n",
1752                                 vf->abs_vf_id,
1753                                 req->vfdev_info.eth_fp_hsi_major,
1754                                 req->vfdev_info.eth_fp_hsi_minor,
1755                                 ETH_HSI_VER_MAJOR, ETH_HSI_VER_MINOR);
1756
1757                         goto out;
1758                 }
1759         }
1760
1761         /* On 100g PFs, prevent old VFs from loading */
1762         if (ECORE_IS_CMT(p_hwfn->p_dev) &&
1763             !(req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_100G)) {
1764                 DP_INFO(p_hwfn,
1765                         "VF[%d] is running an old driver that doesn't support"
1766                         " 100g\n",
1767                         vf->abs_vf_id);
1768                 goto out;
1769         }
1770
1771 #ifndef __EXTRACT__LINUX__
1772         if (OSAL_IOV_VF_ACQUIRE(p_hwfn, vf->relative_vf_id) != ECORE_SUCCESS) {
1773                 vfpf_status = PFVF_STATUS_NOT_SUPPORTED;
1774                 goto out;
1775         }
1776 #endif
1777
1778         /* Store the acquire message */
1779         OSAL_MEMCPY(&vf->acquire, req, sizeof(vf->acquire));
1780
1781         vf->opaque_fid = req->vfdev_info.opaque_fid;
1782
1783         vf->vf_bulletin = req->bulletin_addr;
1784         vf->bulletin.size = (vf->bulletin.size < req->bulletin_size) ?
1785             vf->bulletin.size : req->bulletin_size;
1786
1787         /* fill in pfdev info */
1788         pfdev_info->chip_num = p_hwfn->p_dev->chip_num;
1789         pfdev_info->db_size = 0;        /* @@@ TBD MichalK Vf Doorbells */
1790         pfdev_info->indices_per_sb = PIS_PER_SB_E4;
1791
1792         pfdev_info->capabilities = PFVF_ACQUIRE_CAP_DEFAULT_UNTAGGED |
1793                                    PFVF_ACQUIRE_CAP_POST_FW_OVERRIDE;
1794         if (ECORE_IS_CMT(p_hwfn->p_dev))
1795                 pfdev_info->capabilities |= PFVF_ACQUIRE_CAP_100G;
1796
1797         /* Share our ability to use multiple queue-ids only with VFs
1798          * that request it.
1799          */
1800         if (req->vfdev_info.capabilities & VFPF_ACQUIRE_CAP_QUEUE_QIDS)
1801                 pfdev_info->capabilities |= PFVF_ACQUIRE_CAP_QUEUE_QIDS;
1802
1803         /* Share the sizes of the bars with VF */
1804         resp->pfdev_info.bar_size = (u8)ecore_iov_vf_db_bar_size(p_hwfn,
1805                                                              p_ptt);
1806
1807         ecore_iov_vf_mbx_acquire_stats(&pfdev_info->stats_info);
1808
1809         OSAL_MEMCPY(pfdev_info->port_mac, p_hwfn->hw_info.hw_mac_addr,
1810                     ETH_ALEN);
1811
1812         pfdev_info->fw_major = FW_MAJOR_VERSION;
1813         pfdev_info->fw_minor = FW_MINOR_VERSION;
1814         pfdev_info->fw_rev = FW_REVISION_VERSION;
1815         pfdev_info->fw_eng = FW_ENGINEERING_VERSION;
1816
1817         /* Incorrect when legacy, but doesn't matter as legacy isn't reading
1818          * this field.
1819          */
1820         pfdev_info->minor_fp_hsi = OSAL_MIN_T(u8, ETH_HSI_VER_MINOR,
1821                                               req->vfdev_info.eth_fp_hsi_minor);
1822         pfdev_info->os_type = OSAL_IOV_GET_OS_TYPE();
1823         ecore_mcp_get_mfw_ver(p_hwfn, p_ptt, &pfdev_info->mfw_ver,
1824                               OSAL_NULL);
1825
1826         pfdev_info->dev_type = p_hwfn->p_dev->type;
1827         pfdev_info->chip_rev = p_hwfn->p_dev->chip_rev;
1828
1829         /* Fill resources available to VF; Make sure there are enough to
1830          * satisfy the VF's request.
1831          */
1832         vfpf_status = ecore_iov_vf_mbx_acquire_resc(p_hwfn, p_ptt, vf,
1833                                                     &req->resc_request, resc);
1834         if (vfpf_status != PFVF_STATUS_SUCCESS)
1835                 goto out;
1836
1837         /* Start the VF in FW */
1838         rc = ecore_sp_vf_start(p_hwfn, vf);
1839         if (rc != ECORE_SUCCESS) {
1840                 DP_NOTICE(p_hwfn, true, "Failed to start VF[%02x]\n",
1841                           vf->abs_vf_id);
1842                 vfpf_status = PFVF_STATUS_FAILURE;
1843                 goto out;
1844         }
1845
1846         /* Fill agreed size of bulletin board in response, and post
1847          * an initial image to the bulletin board.
1848          */
1849         resp->bulletin_size = vf->bulletin.size;
1850         ecore_iov_post_vf_bulletin(p_hwfn, vf->relative_vf_id, p_ptt);
1851
1852         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1853                    "VF[%d] ACQUIRE_RESPONSE: pfdev_info- chip_num=0x%x,"
1854                    " db_size=%d, idx_per_sb=%d, pf_cap=0x%lx\n"
1855                    "resources- n_rxq-%d, n_txq-%d, n_sbs-%d, n_macs-%d,"
1856                    " n_vlans-%d\n",
1857                    vf->abs_vf_id, resp->pfdev_info.chip_num,
1858                    resp->pfdev_info.db_size, resp->pfdev_info.indices_per_sb,
1859                    (unsigned long)resp->pfdev_info.capabilities, resc->num_rxqs,
1860                    resc->num_txqs, resc->num_sbs, resc->num_mac_filters,
1861                    resc->num_vlan_filters);
1862
1863         vf->state = VF_ACQUIRED;
1864
1865 out:
1866         /* Prepare Response */
1867         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_ACQUIRE,
1868                                sizeof(struct pfvf_acquire_resp_tlv),
1869                                vfpf_status);
1870 }
1871
1872 static enum _ecore_status_t
1873 __ecore_iov_spoofchk_set(struct ecore_hwfn *p_hwfn,
1874                          struct ecore_vf_info *p_vf, bool val)
1875 {
1876         struct ecore_sp_vport_update_params params;
1877         enum _ecore_status_t rc;
1878
1879         if (val == p_vf->spoof_chk) {
1880                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1881                            "Spoofchk value[%d] is already configured\n", val);
1882                 return ECORE_SUCCESS;
1883         }
1884
1885         OSAL_MEMSET(&params, 0, sizeof(struct ecore_sp_vport_update_params));
1886         params.opaque_fid = p_vf->opaque_fid;
1887         params.vport_id = p_vf->vport_id;
1888         params.update_anti_spoofing_en_flg = 1;
1889         params.anti_spoofing_en = val;
1890
1891         rc = ecore_sp_vport_update(p_hwfn, &params, ECORE_SPQ_MODE_EBLOCK,
1892                                    OSAL_NULL);
1893         if (rc == ECORE_SUCCESS) {
1894                 p_vf->spoof_chk = val;
1895                 p_vf->req_spoofchk_val = p_vf->spoof_chk;
1896                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1897                            "Spoofchk val[%d] configured\n", val);
1898         } else {
1899                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1900                            "Spoofchk configuration[val:%d] failed for VF[%d]\n",
1901                            val, p_vf->relative_vf_id);
1902         }
1903
1904         return rc;
1905 }
1906
1907 static enum _ecore_status_t
1908 ecore_iov_reconfigure_unicast_vlan(struct ecore_hwfn *p_hwfn,
1909                                    struct ecore_vf_info *p_vf)
1910 {
1911         struct ecore_filter_ucast filter;
1912         enum _ecore_status_t rc = ECORE_SUCCESS;
1913         int i;
1914
1915         OSAL_MEMSET(&filter, 0, sizeof(filter));
1916         filter.is_rx_filter = 1;
1917         filter.is_tx_filter = 1;
1918         filter.vport_to_add_to = p_vf->vport_id;
1919         filter.opcode = ECORE_FILTER_ADD;
1920
1921         /* Reconfigure vlans */
1922         for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++) {
1923                 if (!p_vf->shadow_config.vlans[i].used)
1924                         continue;
1925
1926                 filter.type = ECORE_FILTER_VLAN;
1927                 filter.vlan = p_vf->shadow_config.vlans[i].vid;
1928                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
1929                            "Reconfiguring VLAN [0x%04x] for VF [%04x]\n",
1930                            filter.vlan, p_vf->relative_vf_id);
1931                 rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
1932                                                &filter, ECORE_SPQ_MODE_CB,
1933                                                OSAL_NULL);
1934                 if (rc) {
1935                         DP_NOTICE(p_hwfn, true,
1936                                   "Failed to configure VLAN [%04x]"
1937                                   " to VF [%04x]\n",
1938                                   filter.vlan, p_vf->relative_vf_id);
1939                         break;
1940                 }
1941         }
1942
1943         return rc;
1944 }
1945
1946 static enum _ecore_status_t
1947 ecore_iov_reconfigure_unicast_shadow(struct ecore_hwfn *p_hwfn,
1948                                      struct ecore_vf_info *p_vf, u64 events)
1949 {
1950         enum _ecore_status_t rc = ECORE_SUCCESS;
1951
1952         /*TODO - what about MACs? */
1953
1954         if ((events & (1 << VLAN_ADDR_FORCED)) &&
1955             !(p_vf->configured_features & (1 << VLAN_ADDR_FORCED)))
1956                 rc = ecore_iov_reconfigure_unicast_vlan(p_hwfn, p_vf);
1957
1958         return rc;
1959 }
1960
1961 static  enum _ecore_status_t
1962 ecore_iov_configure_vport_forced(struct ecore_hwfn *p_hwfn,
1963                                  struct ecore_vf_info *p_vf,
1964                                  u64 events)
1965 {
1966         enum _ecore_status_t rc = ECORE_SUCCESS;
1967         struct ecore_filter_ucast filter;
1968
1969         if (!p_vf->vport_instance)
1970                 return ECORE_INVAL;
1971
1972         if ((events & (1 << MAC_ADDR_FORCED)) ||
1973             p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change) {
1974                 /* Since there's no way [currently] of removing the MAC,
1975                  * we can always assume this means we need to force it.
1976                  */
1977                 OSAL_MEMSET(&filter, 0, sizeof(filter));
1978                 filter.type = ECORE_FILTER_MAC;
1979                 filter.opcode = ECORE_FILTER_REPLACE;
1980                 filter.is_rx_filter = 1;
1981                 filter.is_tx_filter = 1;
1982                 filter.vport_to_add_to = p_vf->vport_id;
1983                 OSAL_MEMCPY(filter.mac, p_vf->bulletin.p_virt->mac, ETH_ALEN);
1984
1985                 rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
1986                                                &filter,
1987                                                ECORE_SPQ_MODE_CB, OSAL_NULL);
1988                 if (rc) {
1989                         DP_NOTICE(p_hwfn, true,
1990                                   "PF failed to configure MAC for VF\n");
1991                         return rc;
1992                 }
1993
1994                 if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
1995                         p_vf->configured_features |=
1996                                 1 << VFPF_BULLETIN_MAC_ADDR;
1997                 else
1998                         p_vf->configured_features |= 1 << MAC_ADDR_FORCED;
1999         }
2000
2001         if (events & (1 << VLAN_ADDR_FORCED)) {
2002                 struct ecore_sp_vport_update_params vport_update;
2003                 u8 removal;
2004                 int i;
2005
2006                 OSAL_MEMSET(&filter, 0, sizeof(filter));
2007                 filter.type = ECORE_FILTER_VLAN;
2008                 filter.is_rx_filter = 1;
2009                 filter.is_tx_filter = 1;
2010                 filter.vport_to_add_to = p_vf->vport_id;
2011                 filter.vlan = p_vf->bulletin.p_virt->pvid;
2012                 filter.opcode = filter.vlan ? ECORE_FILTER_REPLACE :
2013                     ECORE_FILTER_FLUSH;
2014
2015                 /* Send the ramrod */
2016                 rc = ecore_sp_eth_filter_ucast(p_hwfn, p_vf->opaque_fid,
2017                                                &filter,
2018                                                ECORE_SPQ_MODE_CB, OSAL_NULL);
2019                 if (rc) {
2020                         DP_NOTICE(p_hwfn, true,
2021                                   "PF failed to configure VLAN for VF\n");
2022                         return rc;
2023                 }
2024
2025                 /* Update the default-vlan & silent vlan stripping */
2026                 OSAL_MEMSET(&vport_update, 0, sizeof(vport_update));
2027                 vport_update.opaque_fid = p_vf->opaque_fid;
2028                 vport_update.vport_id = p_vf->vport_id;
2029                 vport_update.update_default_vlan_enable_flg = 1;
2030                 vport_update.default_vlan_enable_flg = filter.vlan ? 1 : 0;
2031                 vport_update.update_default_vlan_flg = 1;
2032                 vport_update.default_vlan = filter.vlan;
2033
2034                 vport_update.update_inner_vlan_removal_flg = 1;
2035                 removal = filter.vlan ?
2036                     1 : p_vf->shadow_config.inner_vlan_removal;
2037                 vport_update.inner_vlan_removal_flg = removal;
2038                 vport_update.silent_vlan_removal_flg = filter.vlan ? 1 : 0;
2039                 rc = ecore_sp_vport_update(p_hwfn, &vport_update,
2040                                            ECORE_SPQ_MODE_EBLOCK, OSAL_NULL);
2041                 if (rc) {
2042                         DP_NOTICE(p_hwfn, true,
2043                                   "PF failed to configure VF vport for vlan\n");
2044                         return rc;
2045                 }
2046
2047                 /* Update all the Rx queues */
2048                 for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++) {
2049                         struct ecore_vf_queue *p_queue = &p_vf->vf_queues[i];
2050                         struct ecore_queue_cid *p_cid = OSAL_NULL;
2051
2052                         /* There can be at most 1 Rx queue on qzone. Find it */
2053                         p_cid = ecore_iov_get_vf_rx_queue_cid(p_queue);
2054                         if (p_cid == OSAL_NULL)
2055                                 continue;
2056
2057                         rc = ecore_sp_eth_rx_queues_update(p_hwfn,
2058                                                            (void **)&p_cid,
2059                                                    1, 0, 1,
2060                                                    ECORE_SPQ_MODE_EBLOCK,
2061                                                    OSAL_NULL);
2062                         if (rc) {
2063                                 DP_NOTICE(p_hwfn, true,
2064                                           "Failed to send Rx update"
2065                                           " fo queue[0x%04x]\n",
2066                                           p_cid->rel.queue_id);
2067                                 return rc;
2068                         }
2069                 }
2070
2071                 if (filter.vlan)
2072                         p_vf->configured_features |= 1 << VLAN_ADDR_FORCED;
2073                 else
2074                         p_vf->configured_features &= ~(1 << VLAN_ADDR_FORCED);
2075         }
2076
2077         /* If forced features are terminated, we need to configure the shadow
2078          * configuration back again.
2079          */
2080         if (events)
2081                 ecore_iov_reconfigure_unicast_shadow(p_hwfn, p_vf, events);
2082
2083         return rc;
2084 }
2085
2086 static void ecore_iov_vf_mbx_start_vport(struct ecore_hwfn *p_hwfn,
2087                                          struct ecore_ptt *p_ptt,
2088                                          struct ecore_vf_info *vf)
2089 {
2090         struct ecore_sp_vport_start_params params = { 0 };
2091         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2092         struct vfpf_vport_start_tlv *start;
2093         u8 status = PFVF_STATUS_SUCCESS;
2094         struct ecore_vf_info *vf_info;
2095         u64 *p_bitmap;
2096         int sb_id;
2097         enum _ecore_status_t rc;
2098
2099         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vf->relative_vf_id, true);
2100         if (!vf_info) {
2101                 DP_NOTICE(p_hwfn->p_dev, true,
2102                           "Failed to get VF info, invalid vfid [%d]\n",
2103                           vf->relative_vf_id);
2104                 return;
2105         }
2106
2107         vf->state = VF_ENABLED;
2108         start = &mbx->req_virt->start_vport;
2109
2110         ecore_iov_enable_vf_traffic(p_hwfn, p_ptt, vf);
2111
2112         /* Initialize Status block in CAU */
2113         for (sb_id = 0; sb_id < vf->num_sbs; sb_id++) {
2114                 if (!start->sb_addr[sb_id]) {
2115                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2116                                    "VF[%d] did not fill the address of SB %d\n",
2117                                    vf->relative_vf_id, sb_id);
2118                         break;
2119                 }
2120
2121                 ecore_int_cau_conf_sb(p_hwfn, p_ptt,
2122                                       start->sb_addr[sb_id],
2123                                       vf->igu_sbs[sb_id],
2124                                       vf->abs_vf_id, 1);
2125         }
2126
2127         vf->mtu = start->mtu;
2128         vf->shadow_config.inner_vlan_removal = start->inner_vlan_removal;
2129
2130         /* Take into consideration configuration forced by hypervisor;
2131          * If none is configured, use the supplied VF values [for old
2132          * vfs that would still be fine, since they passed '0' as padding].
2133          */
2134         p_bitmap = &vf_info->bulletin.p_virt->valid_bitmap;
2135         if (!(*p_bitmap & (1 << VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED))) {
2136                 u8 vf_req = start->only_untagged;
2137
2138                 vf_info->bulletin.p_virt->default_only_untagged = vf_req;
2139                 *p_bitmap |= 1 << VFPF_BULLETIN_UNTAGGED_DEFAULT;
2140         }
2141
2142         params.tpa_mode = start->tpa_mode;
2143         params.remove_inner_vlan = start->inner_vlan_removal;
2144         params.tx_switching = true;
2145
2146 #ifndef ASIC_ONLY
2147         if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
2148                 DP_NOTICE(p_hwfn, false,
2149                           "FPGA: Don't config VF for Tx-switching [no pVFC]\n");
2150                 params.tx_switching = false;
2151         }
2152 #endif
2153
2154         params.only_untagged = vf_info->bulletin.p_virt->default_only_untagged;
2155         params.drop_ttl0 = false;
2156         params.concrete_fid = vf->concrete_fid;
2157         params.opaque_fid = vf->opaque_fid;
2158         params.vport_id = vf->vport_id;
2159         params.max_buffers_per_cqe = start->max_buffers_per_cqe;
2160         params.mtu = vf->mtu;
2161         params.check_mac = true;
2162
2163         rc = ecore_sp_eth_vport_start(p_hwfn, &params);
2164         if (rc != ECORE_SUCCESS) {
2165                 DP_ERR(p_hwfn,
2166                        "ecore_iov_vf_mbx_start_vport returned error %d\n", rc);
2167                 status = PFVF_STATUS_FAILURE;
2168         } else {
2169                 vf->vport_instance++;
2170
2171                 /* Force configuration if needed on the newly opened vport */
2172                 ecore_iov_configure_vport_forced(p_hwfn, vf, *p_bitmap);
2173                 OSAL_IOV_POST_START_VPORT(p_hwfn, vf->relative_vf_id,
2174                                           vf->vport_id, vf->opaque_fid);
2175                 __ecore_iov_spoofchk_set(p_hwfn, vf, vf->req_spoofchk_val);
2176         }
2177
2178         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_VPORT_START,
2179                                sizeof(struct pfvf_def_resp_tlv), status);
2180 }
2181
2182 static void ecore_iov_vf_mbx_stop_vport(struct ecore_hwfn *p_hwfn,
2183                                         struct ecore_ptt *p_ptt,
2184                                         struct ecore_vf_info *vf)
2185 {
2186         u8 status = PFVF_STATUS_SUCCESS;
2187         enum _ecore_status_t rc;
2188
2189         OSAL_IOV_VF_VPORT_STOP(p_hwfn, vf);
2190         vf->vport_instance--;
2191         vf->spoof_chk = false;
2192
2193         if ((ecore_iov_validate_active_rxq(vf)) ||
2194             (ecore_iov_validate_active_txq(vf))) {
2195                 vf->b_malicious = true;
2196                 DP_NOTICE(p_hwfn, false,
2197                           "VF [%02x] - considered malicious;"
2198                           " Unable to stop RX/TX queuess\n",
2199                           vf->abs_vf_id);
2200                 status = PFVF_STATUS_MALICIOUS;
2201                 goto out;
2202         }
2203
2204         rc = ecore_sp_vport_stop(p_hwfn, vf->opaque_fid, vf->vport_id);
2205         if (rc != ECORE_SUCCESS) {
2206                 DP_ERR(p_hwfn,
2207                        "ecore_iov_vf_mbx_stop_vport returned error %d\n", rc);
2208                 status = PFVF_STATUS_FAILURE;
2209         }
2210
2211         /* Forget the configuration on the vport */
2212         vf->configured_features = 0;
2213         OSAL_MEMSET(&vf->shadow_config, 0, sizeof(vf->shadow_config));
2214
2215 out:
2216         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_VPORT_TEARDOWN,
2217                                sizeof(struct pfvf_def_resp_tlv), status);
2218 }
2219
2220 static void ecore_iov_vf_mbx_start_rxq_resp(struct ecore_hwfn *p_hwfn,
2221                                             struct ecore_ptt *p_ptt,
2222                                             struct ecore_vf_info *vf,
2223                                             u8 status, bool b_legacy)
2224 {
2225         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2226         struct pfvf_start_queue_resp_tlv *p_tlv;
2227         struct vfpf_start_rxq_tlv *req;
2228         u16 length;
2229
2230         mbx->offset = (u8 *)mbx->reply_virt;
2231
2232         /* Taking a bigger struct instead of adding a TLV to list was a
2233          * mistake, but one which we're now stuck with, as some older
2234          * clients assume the size of the previous response.
2235          */
2236         if (!b_legacy)
2237                 length = sizeof(*p_tlv);
2238         else
2239                 length = sizeof(struct pfvf_def_resp_tlv);
2240
2241         p_tlv = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_START_RXQ, length);
2242         ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
2243                       sizeof(struct channel_list_end_tlv));
2244
2245         /* Update the TLV with the response */
2246         if ((status == PFVF_STATUS_SUCCESS) && !b_legacy) {
2247                 req = &mbx->req_virt->start_rxq;
2248                 p_tlv->offset = PXP_VF_BAR0_START_MSDM_ZONE_B +
2249                                 OFFSETOF(struct mstorm_vf_zone,
2250                                          non_trigger.eth_rx_queue_producers) +
2251                                 sizeof(struct eth_rx_prod_data) * req->rx_qid;
2252         }
2253
2254         ecore_iov_send_response(p_hwfn, p_ptt, vf, length, status);
2255 }
2256
2257 static u8 ecore_iov_vf_mbx_qid(struct ecore_hwfn *p_hwfn,
2258                                struct ecore_vf_info *p_vf, bool b_is_tx)
2259 {
2260         struct ecore_iov_vf_mbx *p_mbx = &p_vf->vf_mbx;
2261         struct vfpf_qid_tlv *p_qid_tlv;
2262
2263         /* Search for the qid if the VF published if its going to provide it */
2264         if (!(p_vf->acquire.vfdev_info.capabilities &
2265               VFPF_ACQUIRE_CAP_QUEUE_QIDS)) {
2266                 if (b_is_tx)
2267                         return ECORE_IOV_LEGACY_QID_TX;
2268                 else
2269                         return ECORE_IOV_LEGACY_QID_RX;
2270         }
2271
2272         p_qid_tlv = (struct vfpf_qid_tlv *)
2273                     ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt,
2274                                                CHANNEL_TLV_QID);
2275         if (p_qid_tlv == OSAL_NULL) {
2276                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2277                            "VF[%2x]: Failed to provide qid\n",
2278                            p_vf->relative_vf_id);
2279
2280                 return ECORE_IOV_QID_INVALID;
2281         }
2282
2283         if (p_qid_tlv->qid >= MAX_QUEUES_PER_QZONE) {
2284                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2285                            "VF[%02x]: Provided qid out-of-bounds %02x\n",
2286                            p_vf->relative_vf_id, p_qid_tlv->qid);
2287                 return ECORE_IOV_QID_INVALID;
2288         }
2289
2290         return p_qid_tlv->qid;
2291 }
2292
2293 static void ecore_iov_vf_mbx_start_rxq(struct ecore_hwfn *p_hwfn,
2294                                        struct ecore_ptt *p_ptt,
2295                                        struct ecore_vf_info *vf)
2296 {
2297         struct ecore_queue_start_common_params params;
2298         struct ecore_queue_cid_vf_params vf_params;
2299         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2300         u8 status = PFVF_STATUS_NO_RESOURCE;
2301         u8 qid_usage_idx, vf_legacy = 0;
2302         struct ecore_vf_queue *p_queue;
2303         struct vfpf_start_rxq_tlv *req;
2304         struct ecore_queue_cid *p_cid;
2305         struct ecore_sb_info sb_dummy;
2306         enum _ecore_status_t rc;
2307
2308         req = &mbx->req_virt->start_rxq;
2309
2310         if (!ecore_iov_validate_rxq(p_hwfn, vf, req->rx_qid,
2311                                     ECORE_IOV_VALIDATE_Q_DISABLE) ||
2312             !ecore_iov_validate_sb(p_hwfn, vf, req->hw_sb))
2313                 goto out;
2314
2315         qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
2316         if (qid_usage_idx == ECORE_IOV_QID_INVALID)
2317                 goto out;
2318
2319         p_queue = &vf->vf_queues[req->rx_qid];
2320         if (p_queue->cids[qid_usage_idx].p_cid)
2321                 goto out;
2322
2323         vf_legacy = ecore_vf_calculate_legacy(vf);
2324
2325         /* Acquire a new queue-cid */
2326         OSAL_MEMSET(&params, 0, sizeof(params));
2327         params.queue_id = (u8)p_queue->fw_rx_qid;
2328         params.vport_id = vf->vport_id;
2329         params.stats_id = vf->abs_vf_id + 0x10;
2330
2331         /* Since IGU index is passed via sb_info, construct a dummy one */
2332         OSAL_MEM_ZERO(&sb_dummy, sizeof(sb_dummy));
2333         sb_dummy.igu_sb_id = req->hw_sb;
2334         params.p_sb = &sb_dummy;
2335         params.sb_idx = req->sb_index;
2336
2337         OSAL_MEM_ZERO(&vf_params, sizeof(vf_params));
2338         vf_params.vfid = vf->relative_vf_id;
2339         vf_params.vf_qid = (u8)req->rx_qid;
2340         vf_params.vf_legacy = vf_legacy;
2341         vf_params.qid_usage_idx = qid_usage_idx;
2342
2343         p_cid = ecore_eth_queue_to_cid(p_hwfn, vf->opaque_fid,
2344                                        &params, true, &vf_params);
2345         if (p_cid == OSAL_NULL)
2346                 goto out;
2347
2348         /* Legacy VFs have their Producers in a different location, which they
2349          * calculate on their own and clean the producer prior to this.
2350          */
2351         if (!(vf_legacy & ECORE_QCID_LEGACY_VF_RX_PROD))
2352                 REG_WR(p_hwfn,
2353                        GTT_BAR0_MAP_REG_MSDM_RAM +
2354                        MSTORM_ETH_VF_PRODS_OFFSET(vf->abs_vf_id, req->rx_qid),
2355                        0);
2356
2357         rc = ecore_eth_rxq_start_ramrod(p_hwfn, p_cid,
2358                                         req->bd_max_bytes,
2359                                         req->rxq_addr,
2360                                         req->cqe_pbl_addr,
2361                                         req->cqe_pbl_size);
2362         if (rc != ECORE_SUCCESS) {
2363                 status = PFVF_STATUS_FAILURE;
2364                 ecore_eth_queue_cid_release(p_hwfn, p_cid);
2365         } else {
2366                 p_queue->cids[qid_usage_idx].p_cid = p_cid;
2367                 p_queue->cids[qid_usage_idx].b_is_tx = false;
2368                 status = PFVF_STATUS_SUCCESS;
2369                 vf->num_active_rxqs++;
2370         }
2371
2372 out:
2373         ecore_iov_vf_mbx_start_rxq_resp(p_hwfn, p_ptt, vf, status,
2374                                         !!(vf_legacy &
2375                                            ECORE_QCID_LEGACY_VF_RX_PROD));
2376 }
2377
2378 static void
2379 ecore_iov_pf_update_tun_response(struct pfvf_update_tunn_param_tlv *p_resp,
2380                                  struct ecore_tunnel_info *p_tun,
2381                                  u16 tunn_feature_mask)
2382 {
2383         p_resp->tunn_feature_mask = tunn_feature_mask;
2384         p_resp->vxlan_mode = p_tun->vxlan.b_mode_enabled;
2385         p_resp->l2geneve_mode = p_tun->l2_geneve.b_mode_enabled;
2386         p_resp->ipgeneve_mode = p_tun->ip_geneve.b_mode_enabled;
2387         p_resp->l2gre_mode = p_tun->l2_gre.b_mode_enabled;
2388         p_resp->ipgre_mode = p_tun->l2_gre.b_mode_enabled;
2389         p_resp->vxlan_clss = p_tun->vxlan.tun_cls;
2390         p_resp->l2gre_clss = p_tun->l2_gre.tun_cls;
2391         p_resp->ipgre_clss = p_tun->ip_gre.tun_cls;
2392         p_resp->l2geneve_clss = p_tun->l2_geneve.tun_cls;
2393         p_resp->ipgeneve_clss = p_tun->ip_geneve.tun_cls;
2394         p_resp->geneve_udp_port = p_tun->geneve_port.port;
2395         p_resp->vxlan_udp_port = p_tun->vxlan_port.port;
2396 }
2397
2398 static void
2399 __ecore_iov_pf_update_tun_param(struct vfpf_update_tunn_param_tlv *p_req,
2400                                 struct ecore_tunn_update_type *p_tun,
2401                                 enum ecore_tunn_mode mask, u8 tun_cls)
2402 {
2403         if (p_req->tun_mode_update_mask & (1 << mask)) {
2404                 p_tun->b_update_mode = true;
2405
2406                 if (p_req->tunn_mode & (1 << mask))
2407                         p_tun->b_mode_enabled = true;
2408         }
2409
2410         p_tun->tun_cls = tun_cls;
2411 }
2412
2413 static void
2414 ecore_iov_pf_update_tun_param(struct vfpf_update_tunn_param_tlv *p_req,
2415                               struct ecore_tunn_update_type *p_tun,
2416                               struct ecore_tunn_update_udp_port *p_port,
2417                               enum ecore_tunn_mode mask,
2418                               u8 tun_cls, u8 update_port, u16 port)
2419 {
2420         if (update_port) {
2421                 p_port->b_update_port = true;
2422                 p_port->port = port;
2423         }
2424
2425         __ecore_iov_pf_update_tun_param(p_req, p_tun, mask, tun_cls);
2426 }
2427
2428 static bool
2429 ecore_iov_pf_validate_tunn_param(struct vfpf_update_tunn_param_tlv *p_req)
2430 {
2431         bool b_update_requested = false;
2432
2433         if (p_req->tun_mode_update_mask || p_req->update_tun_cls ||
2434             p_req->update_geneve_port || p_req->update_vxlan_port)
2435                 b_update_requested = true;
2436
2437         return b_update_requested;
2438 }
2439
2440 static void ecore_iov_vf_mbx_update_tunn_param(struct ecore_hwfn *p_hwfn,
2441                                                struct ecore_ptt *p_ptt,
2442                                                struct ecore_vf_info *p_vf)
2443 {
2444         struct ecore_tunnel_info *p_tun = &p_hwfn->p_dev->tunnel;
2445         struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
2446         struct pfvf_update_tunn_param_tlv *p_resp;
2447         struct vfpf_update_tunn_param_tlv *p_req;
2448         enum _ecore_status_t rc = ECORE_SUCCESS;
2449         u8 status = PFVF_STATUS_SUCCESS;
2450         bool b_update_required = false;
2451         struct ecore_tunnel_info tunn;
2452         u16 tunn_feature_mask = 0;
2453         int i;
2454
2455         mbx->offset = (u8 *)mbx->reply_virt;
2456
2457         OSAL_MEM_ZERO(&tunn, sizeof(tunn));
2458         p_req = &mbx->req_virt->tunn_param_update;
2459
2460         if (!ecore_iov_pf_validate_tunn_param(p_req)) {
2461                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2462                            "No tunnel update requested by VF\n");
2463                 status = PFVF_STATUS_FAILURE;
2464                 goto send_resp;
2465         }
2466
2467         tunn.b_update_rx_cls = p_req->update_tun_cls;
2468         tunn.b_update_tx_cls = p_req->update_tun_cls;
2469
2470         ecore_iov_pf_update_tun_param(p_req, &tunn.vxlan, &tunn.vxlan_port,
2471                                       ECORE_MODE_VXLAN_TUNN, p_req->vxlan_clss,
2472                                       p_req->update_vxlan_port,
2473                                       p_req->vxlan_port);
2474         ecore_iov_pf_update_tun_param(p_req, &tunn.l2_geneve, &tunn.geneve_port,
2475                                       ECORE_MODE_L2GENEVE_TUNN,
2476                                       p_req->l2geneve_clss,
2477                                       p_req->update_geneve_port,
2478                                       p_req->geneve_port);
2479         __ecore_iov_pf_update_tun_param(p_req, &tunn.ip_geneve,
2480                                         ECORE_MODE_IPGENEVE_TUNN,
2481                                         p_req->ipgeneve_clss);
2482         __ecore_iov_pf_update_tun_param(p_req, &tunn.l2_gre,
2483                                         ECORE_MODE_L2GRE_TUNN,
2484                                         p_req->l2gre_clss);
2485         __ecore_iov_pf_update_tun_param(p_req, &tunn.ip_gre,
2486                                         ECORE_MODE_IPGRE_TUNN,
2487                                         p_req->ipgre_clss);
2488
2489         /* If PF modifies VF's req then it should
2490          * still return an error in case of partial configuration
2491          * or modified configuration as opposed to requested one.
2492          */
2493         rc = OSAL_PF_VALIDATE_MODIFY_TUNN_CONFIG(p_hwfn, &tunn_feature_mask,
2494                                                  &b_update_required, &tunn);
2495
2496         if (rc != ECORE_SUCCESS)
2497                 status = PFVF_STATUS_FAILURE;
2498
2499         /* If ECORE client is willing to update anything ? */
2500         if (b_update_required) {
2501                 u16 geneve_port;
2502
2503                 rc = ecore_sp_pf_update_tunn_cfg(p_hwfn, p_ptt, &tunn,
2504                                                  ECORE_SPQ_MODE_EBLOCK,
2505                                                  OSAL_NULL);
2506                 if (rc != ECORE_SUCCESS)
2507                         status = PFVF_STATUS_FAILURE;
2508
2509                 geneve_port = p_tun->geneve_port.port;
2510                 ecore_for_each_vf(p_hwfn, i) {
2511                         ecore_iov_bulletin_set_udp_ports(p_hwfn, i,
2512                                                          p_tun->vxlan_port.port,
2513                                                          geneve_port);
2514                 }
2515         }
2516
2517 send_resp:
2518         p_resp = ecore_add_tlv(&mbx->offset,
2519                                CHANNEL_TLV_UPDATE_TUNN_PARAM, sizeof(*p_resp));
2520
2521         ecore_iov_pf_update_tun_response(p_resp, p_tun, tunn_feature_mask);
2522         ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
2523                       sizeof(struct channel_list_end_tlv));
2524
2525         ecore_iov_send_response(p_hwfn, p_ptt, p_vf, sizeof(*p_resp), status);
2526 }
2527
2528 static void ecore_iov_vf_mbx_start_txq_resp(struct ecore_hwfn *p_hwfn,
2529                                             struct ecore_ptt *p_ptt,
2530                                             struct ecore_vf_info *p_vf,
2531                                             u32 cid,
2532                                             u8 status)
2533 {
2534         struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
2535         struct pfvf_start_queue_resp_tlv *p_tlv;
2536         bool b_legacy = false;
2537         u16 length;
2538
2539         mbx->offset = (u8 *)mbx->reply_virt;
2540
2541         /* Taking a bigger struct instead of adding a TLV to list was a
2542          * mistake, but one which we're now stuck with, as some older
2543          * clients assume the size of the previous response.
2544          */
2545         if (p_vf->acquire.vfdev_info.eth_fp_hsi_minor ==
2546             ETH_HSI_VER_NO_PKT_LEN_TUNN)
2547                 b_legacy = true;
2548
2549         if (!b_legacy)
2550                 length = sizeof(*p_tlv);
2551         else
2552                 length = sizeof(struct pfvf_def_resp_tlv);
2553
2554         p_tlv = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_START_TXQ, length);
2555         ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
2556                       sizeof(struct channel_list_end_tlv));
2557
2558         /* Update the TLV with the response */
2559         if ((status == PFVF_STATUS_SUCCESS) && !b_legacy)
2560                 p_tlv->offset = DB_ADDR_VF(cid, DQ_DEMS_LEGACY);
2561
2562         ecore_iov_send_response(p_hwfn, p_ptt, p_vf, length, status);
2563 }
2564
2565 static void ecore_iov_vf_mbx_start_txq(struct ecore_hwfn *p_hwfn,
2566                                        struct ecore_ptt *p_ptt,
2567                                        struct ecore_vf_info *vf)
2568 {
2569         struct ecore_queue_start_common_params params;
2570         struct ecore_queue_cid_vf_params vf_params;
2571         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2572         u8 status = PFVF_STATUS_NO_RESOURCE;
2573         struct ecore_vf_queue *p_queue;
2574         struct vfpf_start_txq_tlv *req;
2575         struct ecore_queue_cid *p_cid;
2576         struct ecore_sb_info sb_dummy;
2577         u8 qid_usage_idx, vf_legacy;
2578         u32 cid = 0;
2579         enum _ecore_status_t rc;
2580         u16 pq;
2581
2582         OSAL_MEMSET(&params, 0, sizeof(params));
2583         req = &mbx->req_virt->start_txq;
2584
2585         if (!ecore_iov_validate_txq(p_hwfn, vf, req->tx_qid,
2586                                     ECORE_IOV_VALIDATE_Q_NA) ||
2587             !ecore_iov_validate_sb(p_hwfn, vf, req->hw_sb))
2588                 goto out;
2589
2590         qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, true);
2591         if (qid_usage_idx == ECORE_IOV_QID_INVALID)
2592                 goto out;
2593
2594         p_queue = &vf->vf_queues[req->tx_qid];
2595         if (p_queue->cids[qid_usage_idx].p_cid)
2596                 goto out;
2597
2598         vf_legacy = ecore_vf_calculate_legacy(vf);
2599
2600         /* Acquire a new queue-cid */
2601         params.queue_id = p_queue->fw_tx_qid;
2602         params.vport_id = vf->vport_id;
2603         params.stats_id = vf->abs_vf_id + 0x10;
2604
2605         /* Since IGU index is passed via sb_info, construct a dummy one */
2606         OSAL_MEM_ZERO(&sb_dummy, sizeof(sb_dummy));
2607         sb_dummy.igu_sb_id = req->hw_sb;
2608         params.p_sb = &sb_dummy;
2609         params.sb_idx = req->sb_index;
2610
2611         OSAL_MEM_ZERO(&vf_params, sizeof(vf_params));
2612         vf_params.vfid = vf->relative_vf_id;
2613         vf_params.vf_qid = (u8)req->tx_qid;
2614         vf_params.vf_legacy = vf_legacy;
2615         vf_params.qid_usage_idx = qid_usage_idx;
2616
2617         p_cid = ecore_eth_queue_to_cid(p_hwfn, vf->opaque_fid,
2618                                        &params, false, &vf_params);
2619         if (p_cid == OSAL_NULL)
2620                 goto out;
2621
2622         pq = ecore_get_cm_pq_idx_vf(p_hwfn,
2623                                     vf->relative_vf_id);
2624         rc = ecore_eth_txq_start_ramrod(p_hwfn, p_cid,
2625                                         req->pbl_addr, req->pbl_size, pq);
2626         if (rc != ECORE_SUCCESS) {
2627                 status = PFVF_STATUS_FAILURE;
2628                 ecore_eth_queue_cid_release(p_hwfn, p_cid);
2629         } else {
2630                 status = PFVF_STATUS_SUCCESS;
2631                 p_queue->cids[qid_usage_idx].p_cid = p_cid;
2632                 p_queue->cids[qid_usage_idx].b_is_tx = true;
2633                 cid = p_cid->cid;
2634         }
2635
2636 out:
2637         ecore_iov_vf_mbx_start_txq_resp(p_hwfn, p_ptt, vf,
2638                                         cid, status);
2639 }
2640
2641 static enum _ecore_status_t ecore_iov_vf_stop_rxqs(struct ecore_hwfn *p_hwfn,
2642                                                    struct ecore_vf_info *vf,
2643                                                    u16 rxq_id,
2644                                                    u8 qid_usage_idx,
2645                                                    bool cqe_completion)
2646 {
2647         struct ecore_vf_queue *p_queue;
2648         enum _ecore_status_t rc = ECORE_SUCCESS;
2649
2650         if (!ecore_iov_validate_rxq(p_hwfn, vf, rxq_id,
2651                                     ECORE_IOV_VALIDATE_Q_NA)) {
2652                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2653                            "VF[%d] Tried Closing Rx 0x%04x.%02x which is inactive\n",
2654                            vf->relative_vf_id, rxq_id, qid_usage_idx);
2655                 return ECORE_INVAL;
2656         }
2657
2658         p_queue = &vf->vf_queues[rxq_id];
2659
2660         /* We've validated the index and the existence of the active RXQ -
2661          * now we need to make sure that it's using the correct qid.
2662          */
2663         if (!p_queue->cids[qid_usage_idx].p_cid ||
2664             p_queue->cids[qid_usage_idx].b_is_tx) {
2665                 struct ecore_queue_cid *p_cid;
2666
2667                 p_cid = ecore_iov_get_vf_rx_queue_cid(p_queue);
2668                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2669                            "VF[%d] - Tried Closing Rx 0x%04x.%02x, but Rx is at %04x.%02x\n",
2670                             vf->relative_vf_id, rxq_id, qid_usage_idx,
2671                             rxq_id, p_cid->qid_usage_idx);
2672                 return ECORE_INVAL;
2673         }
2674
2675         /* Now that we know we have a valid Rx-queue - close it */
2676         rc = ecore_eth_rx_queue_stop(p_hwfn,
2677                                      p_queue->cids[qid_usage_idx].p_cid,
2678                                      false, cqe_completion);
2679         if (rc != ECORE_SUCCESS)
2680                 return rc;
2681
2682         p_queue->cids[qid_usage_idx].p_cid = OSAL_NULL;
2683         vf->num_active_rxqs--;
2684
2685         return ECORE_SUCCESS;
2686 }
2687
2688 static enum _ecore_status_t ecore_iov_vf_stop_txqs(struct ecore_hwfn *p_hwfn,
2689                                                    struct ecore_vf_info *vf,
2690                                                    u16 txq_id,
2691                                                    u8 qid_usage_idx)
2692 {
2693         struct ecore_vf_queue *p_queue;
2694         enum _ecore_status_t rc = ECORE_SUCCESS;
2695
2696         if (!ecore_iov_validate_txq(p_hwfn, vf, txq_id,
2697                                     ECORE_IOV_VALIDATE_Q_NA))
2698                 return ECORE_INVAL;
2699
2700         p_queue = &vf->vf_queues[txq_id];
2701         if (!p_queue->cids[qid_usage_idx].p_cid ||
2702             !p_queue->cids[qid_usage_idx].b_is_tx)
2703                 return ECORE_INVAL;
2704
2705         rc = ecore_eth_tx_queue_stop(p_hwfn,
2706                                      p_queue->cids[qid_usage_idx].p_cid);
2707         if (rc != ECORE_SUCCESS)
2708                 return rc;
2709
2710         p_queue->cids[qid_usage_idx].p_cid = OSAL_NULL;
2711         return ECORE_SUCCESS;
2712 }
2713
2714 static void ecore_iov_vf_mbx_stop_rxqs(struct ecore_hwfn *p_hwfn,
2715                                        struct ecore_ptt *p_ptt,
2716                                        struct ecore_vf_info *vf)
2717 {
2718         u16 length = sizeof(struct pfvf_def_resp_tlv);
2719         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2720         u8 status = PFVF_STATUS_FAILURE;
2721         struct vfpf_stop_rxqs_tlv *req;
2722         u8 qid_usage_idx;
2723         enum _ecore_status_t rc;
2724
2725         /* Starting with CHANNEL_TLV_QID, it's assumed the 'num_rxqs'
2726          * would be one. Since no older ecore passed multiple queues
2727          * using this API, sanitize on the value.
2728          */
2729         req = &mbx->req_virt->stop_rxqs;
2730         if (req->num_rxqs != 1) {
2731                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2732                            "Odd; VF[%d] tried stopping multiple Rx queues\n",
2733                            vf->relative_vf_id);
2734                 status = PFVF_STATUS_NOT_SUPPORTED;
2735                 goto out;
2736         }
2737
2738         /* Find which qid-index is associated with the queue */
2739         qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
2740         if (qid_usage_idx == ECORE_IOV_QID_INVALID)
2741                 goto out;
2742
2743         rc = ecore_iov_vf_stop_rxqs(p_hwfn, vf, req->rx_qid,
2744                                     qid_usage_idx, req->cqe_completion);
2745         if (rc == ECORE_SUCCESS)
2746                 status = PFVF_STATUS_SUCCESS;
2747 out:
2748         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_RXQS,
2749                                length, status);
2750 }
2751
2752 static void ecore_iov_vf_mbx_stop_txqs(struct ecore_hwfn *p_hwfn,
2753                                        struct ecore_ptt *p_ptt,
2754                                        struct ecore_vf_info *vf)
2755 {
2756         u16 length = sizeof(struct pfvf_def_resp_tlv);
2757         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2758         u8 status = PFVF_STATUS_FAILURE;
2759         struct vfpf_stop_txqs_tlv *req;
2760         u8 qid_usage_idx;
2761         enum _ecore_status_t rc;
2762
2763         /* Starting with CHANNEL_TLV_QID, it's assumed the 'num_txqs'
2764          * would be one. Since no older ecore passed multiple queues
2765          * using this API, sanitize on the value.
2766          */
2767         req = &mbx->req_virt->stop_txqs;
2768         if (req->num_txqs != 1) {
2769                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2770                            "Odd; VF[%d] tried stopping multiple Tx queues\n",
2771                            vf->relative_vf_id);
2772                 status = PFVF_STATUS_NOT_SUPPORTED;
2773                 goto out;
2774         }
2775
2776         /* Find which qid-index is associated with the queue */
2777         qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, true);
2778         if (qid_usage_idx == ECORE_IOV_QID_INVALID)
2779                 goto out;
2780
2781         rc = ecore_iov_vf_stop_txqs(p_hwfn, vf, req->tx_qid,
2782                                     qid_usage_idx);
2783         if (rc == ECORE_SUCCESS)
2784                 status = PFVF_STATUS_SUCCESS;
2785
2786 out:
2787         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_STOP_TXQS,
2788                                length, status);
2789 }
2790
2791 static void ecore_iov_vf_mbx_update_rxqs(struct ecore_hwfn *p_hwfn,
2792                                          struct ecore_ptt *p_ptt,
2793                                          struct ecore_vf_info *vf)
2794 {
2795         struct ecore_queue_cid *handlers[ECORE_MAX_VF_CHAINS_PER_PF];
2796         u16 length = sizeof(struct pfvf_def_resp_tlv);
2797         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
2798         struct vfpf_update_rxq_tlv *req;
2799         u8 status = PFVF_STATUS_FAILURE;
2800         u8 complete_event_flg;
2801         u8 complete_cqe_flg;
2802         u8 qid_usage_idx;
2803         enum _ecore_status_t rc;
2804         u16 i;
2805
2806         req = &mbx->req_virt->update_rxq;
2807         complete_cqe_flg = !!(req->flags & VFPF_RXQ_UPD_COMPLETE_CQE_FLAG);
2808         complete_event_flg = !!(req->flags & VFPF_RXQ_UPD_COMPLETE_EVENT_FLAG);
2809
2810         qid_usage_idx = ecore_iov_vf_mbx_qid(p_hwfn, vf, false);
2811         if (qid_usage_idx == ECORE_IOV_QID_INVALID)
2812                 goto out;
2813
2814         /* Starting with the addition of CHANNEL_TLV_QID, this API started
2815          * expecting a single queue at a time. Validate this.
2816          */
2817         if ((vf->acquire.vfdev_info.capabilities &
2818              VFPF_ACQUIRE_CAP_QUEUE_QIDS) &&
2819              req->num_rxqs != 1) {
2820                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2821                            "VF[%d] supports QIDs but sends multiple queues\n",
2822                            vf->relative_vf_id);
2823                 goto out;
2824         }
2825
2826         /* Validate inputs - for the legacy case this is still true since
2827          * qid_usage_idx for each Rx queue would be LEGACY_QID_RX.
2828          */
2829         for (i = req->rx_qid; i < req->rx_qid + req->num_rxqs; i++) {
2830                 if (!ecore_iov_validate_rxq(p_hwfn, vf, i,
2831                                             ECORE_IOV_VALIDATE_Q_NA) ||
2832                     !vf->vf_queues[i].cids[qid_usage_idx].p_cid ||
2833                     vf->vf_queues[i].cids[qid_usage_idx].b_is_tx) {
2834                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2835                                    "VF[%d]: Incorrect Rxqs [%04x, %02x]\n",
2836                                    vf->relative_vf_id, req->rx_qid,
2837                                    req->num_rxqs);
2838                         goto out;
2839                 }
2840         }
2841
2842         for (i = 0; i < req->num_rxqs; i++) {
2843                 u16 qid = req->rx_qid + i;
2844
2845                 handlers[i] = vf->vf_queues[qid].cids[qid_usage_idx].p_cid;
2846         }
2847
2848         rc = ecore_sp_eth_rx_queues_update(p_hwfn, (void **)&handlers,
2849                                            req->num_rxqs,
2850                                            complete_cqe_flg,
2851                                            complete_event_flg,
2852                                            ECORE_SPQ_MODE_EBLOCK,
2853                                            OSAL_NULL);
2854         if (rc != ECORE_SUCCESS)
2855                 goto out;
2856
2857         status = PFVF_STATUS_SUCCESS;
2858 out:
2859         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_UPDATE_RXQ,
2860                                length, status);
2861 }
2862
2863 static enum _ecore_status_t
2864 ecore_iov_vf_pf_update_mtu(struct ecore_hwfn *p_hwfn,
2865                                     struct ecore_ptt *p_ptt,
2866                                     struct ecore_vf_info *p_vf)
2867 {
2868         struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
2869         struct ecore_sp_vport_update_params params;
2870         enum _ecore_status_t rc = ECORE_SUCCESS;
2871         struct vfpf_update_mtu_tlv *p_req;
2872         u8 status = PFVF_STATUS_SUCCESS;
2873
2874         /* Valiate PF can send such a request */
2875         if (!p_vf->vport_instance) {
2876                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2877                            "No VPORT instance available for VF[%d], failing MTU update\n",
2878                            p_vf->abs_vf_id);
2879                 status = PFVF_STATUS_FAILURE;
2880                 goto send_status;
2881         }
2882
2883         p_req = &mbx->req_virt->update_mtu;
2884
2885         OSAL_MEMSET(&params, 0, sizeof(params));
2886         params.opaque_fid =  p_vf->opaque_fid;
2887         params.vport_id = p_vf->vport_id;
2888         params.mtu = p_req->mtu;
2889         rc = ecore_sp_vport_update(p_hwfn, &params, ECORE_SPQ_MODE_EBLOCK,
2890                                    OSAL_NULL);
2891
2892         if (rc)
2893                 status = PFVF_STATUS_FAILURE;
2894 send_status:
2895         ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf,
2896                                CHANNEL_TLV_UPDATE_MTU,
2897                                sizeof(struct pfvf_def_resp_tlv),
2898                                status);
2899         return rc;
2900 }
2901
2902 void *ecore_iov_search_list_tlvs(struct ecore_hwfn *p_hwfn,
2903                                  void *p_tlvs_list, u16 req_type)
2904 {
2905         struct channel_tlv *p_tlv = (struct channel_tlv *)p_tlvs_list;
2906         int len = 0;
2907
2908         do {
2909                 if (!p_tlv->length) {
2910                         DP_NOTICE(p_hwfn, true, "Zero length TLV found\n");
2911                         return OSAL_NULL;
2912                 }
2913
2914                 if (p_tlv->type == req_type) {
2915                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
2916                                    "Extended tlv type %s, length %d found\n",
2917                                    ecore_channel_tlvs_string[p_tlv->type],
2918                                    p_tlv->length);
2919                         return p_tlv;
2920                 }
2921
2922                 len += p_tlv->length;
2923                 p_tlv = (struct channel_tlv *)((u8 *)p_tlv + p_tlv->length);
2924
2925                 if ((len + p_tlv->length) > TLV_BUFFER_SIZE) {
2926                         DP_NOTICE(p_hwfn, true,
2927                                   "TLVs has overrun the buffer size\n");
2928                         return OSAL_NULL;
2929                 }
2930         } while (p_tlv->type != CHANNEL_TLV_LIST_END);
2931
2932         return OSAL_NULL;
2933 }
2934
2935 static void
2936 ecore_iov_vp_update_act_param(struct ecore_hwfn *p_hwfn,
2937                               struct ecore_sp_vport_update_params *p_data,
2938                               struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
2939 {
2940         struct vfpf_vport_update_activate_tlv *p_act_tlv;
2941         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACTIVATE;
2942
2943         p_act_tlv = (struct vfpf_vport_update_activate_tlv *)
2944             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
2945         if (!p_act_tlv)
2946                 return;
2947
2948         p_data->update_vport_active_rx_flg = p_act_tlv->update_rx;
2949         p_data->vport_active_rx_flg = p_act_tlv->active_rx;
2950         p_data->update_vport_active_tx_flg = p_act_tlv->update_tx;
2951         p_data->vport_active_tx_flg = p_act_tlv->active_tx;
2952         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACTIVATE;
2953 }
2954
2955 static void
2956 ecore_iov_vp_update_vlan_param(struct ecore_hwfn *p_hwfn,
2957                                struct ecore_sp_vport_update_params *p_data,
2958                                struct ecore_vf_info *p_vf,
2959                                struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
2960 {
2961         struct vfpf_vport_update_vlan_strip_tlv *p_vlan_tlv;
2962         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_VLAN_STRIP;
2963
2964         p_vlan_tlv = (struct vfpf_vport_update_vlan_strip_tlv *)
2965             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
2966         if (!p_vlan_tlv)
2967                 return;
2968
2969         p_vf->shadow_config.inner_vlan_removal = p_vlan_tlv->remove_vlan;
2970
2971         /* Ignore the VF request if we're forcing a vlan */
2972         if (!(p_vf->configured_features & (1 << VLAN_ADDR_FORCED))) {
2973                 p_data->update_inner_vlan_removal_flg = 1;
2974                 p_data->inner_vlan_removal_flg = p_vlan_tlv->remove_vlan;
2975         }
2976
2977         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_VLAN_STRIP;
2978 }
2979
2980 static void
2981 ecore_iov_vp_update_tx_switch(struct ecore_hwfn *p_hwfn,
2982                               struct ecore_sp_vport_update_params *p_data,
2983                               struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
2984 {
2985         struct vfpf_vport_update_tx_switch_tlv *p_tx_switch_tlv;
2986         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_TX_SWITCH;
2987
2988         p_tx_switch_tlv = (struct vfpf_vport_update_tx_switch_tlv *)
2989             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
2990         if (!p_tx_switch_tlv)
2991                 return;
2992
2993 #ifndef ASIC_ONLY
2994         if (CHIP_REV_IS_FPGA(p_hwfn->p_dev)) {
2995                 DP_NOTICE(p_hwfn, false,
2996                           "FPGA: Ignore tx-switching configuration originating"
2997                           " from VFs\n");
2998                 return;
2999         }
3000 #endif
3001
3002         p_data->update_tx_switching_flg = 1;
3003         p_data->tx_switching_flg = p_tx_switch_tlv->tx_switching;
3004         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_TX_SWITCH;
3005 }
3006
3007 static void
3008 ecore_iov_vp_update_mcast_bin_param(struct ecore_hwfn *p_hwfn,
3009                                     struct ecore_sp_vport_update_params *p_data,
3010                                     struct ecore_iov_vf_mbx *p_mbx,
3011                                     u16 *tlvs_mask)
3012 {
3013         struct vfpf_vport_update_mcast_bin_tlv *p_mcast_tlv;
3014         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_MCAST;
3015
3016         p_mcast_tlv = (struct vfpf_vport_update_mcast_bin_tlv *)
3017             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
3018         if (!p_mcast_tlv)
3019                 return;
3020
3021         p_data->update_approx_mcast_flg = 1;
3022         OSAL_MEMCPY(p_data->bins, p_mcast_tlv->bins,
3023                     sizeof(u32) * ETH_MULTICAST_MAC_BINS_IN_REGS);
3024         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_MCAST;
3025 }
3026
3027 static void
3028 ecore_iov_vp_update_accept_flag(struct ecore_hwfn *p_hwfn,
3029                                 struct ecore_sp_vport_update_params *p_data,
3030                                 struct ecore_iov_vf_mbx *p_mbx, u16 *tlvs_mask)
3031 {
3032         struct ecore_filter_accept_flags *p_flags = &p_data->accept_flags;
3033         struct vfpf_vport_update_accept_param_tlv *p_accept_tlv;
3034         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_PARAM;
3035
3036         p_accept_tlv = (struct vfpf_vport_update_accept_param_tlv *)
3037             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
3038         if (!p_accept_tlv)
3039                 return;
3040
3041         p_flags->update_rx_mode_config = p_accept_tlv->update_rx_mode;
3042         p_flags->rx_accept_filter = p_accept_tlv->rx_accept_filter;
3043         p_flags->update_tx_mode_config = p_accept_tlv->update_tx_mode;
3044         p_flags->tx_accept_filter = p_accept_tlv->tx_accept_filter;
3045         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACCEPT_PARAM;
3046 }
3047
3048 static void
3049 ecore_iov_vp_update_accept_any_vlan(struct ecore_hwfn *p_hwfn,
3050                                     struct ecore_sp_vport_update_params *p_data,
3051                                     struct ecore_iov_vf_mbx *p_mbx,
3052                                     u16 *tlvs_mask)
3053 {
3054         struct vfpf_vport_update_accept_any_vlan_tlv *p_accept_any_vlan;
3055         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_ACCEPT_ANY_VLAN;
3056
3057         p_accept_any_vlan = (struct vfpf_vport_update_accept_any_vlan_tlv *)
3058             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
3059         if (!p_accept_any_vlan)
3060                 return;
3061
3062         p_data->accept_any_vlan = p_accept_any_vlan->accept_any_vlan;
3063         p_data->update_accept_any_vlan_flg =
3064                         p_accept_any_vlan->update_accept_any_vlan_flg;
3065         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_ACCEPT_ANY_VLAN;
3066 }
3067
3068 static void
3069 ecore_iov_vp_update_rss_param(struct ecore_hwfn *p_hwfn,
3070                               struct ecore_vf_info *vf,
3071                               struct ecore_sp_vport_update_params *p_data,
3072                               struct ecore_rss_params *p_rss,
3073                               struct ecore_iov_vf_mbx *p_mbx,
3074                               u16 *tlvs_mask, u16 *tlvs_accepted)
3075 {
3076         struct vfpf_vport_update_rss_tlv *p_rss_tlv;
3077         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_RSS;
3078         bool b_reject = false;
3079         u16 table_size;
3080         u16 i, q_idx;
3081
3082         p_rss_tlv = (struct vfpf_vport_update_rss_tlv *)
3083             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
3084         if (!p_rss_tlv) {
3085                 p_data->rss_params = OSAL_NULL;
3086                 return;
3087         }
3088
3089         OSAL_MEMSET(p_rss, 0, sizeof(struct ecore_rss_params));
3090
3091         p_rss->update_rss_config =
3092             !!(p_rss_tlv->update_rss_flags &
3093                 VFPF_UPDATE_RSS_CONFIG_FLAG);
3094         p_rss->update_rss_capabilities =
3095             !!(p_rss_tlv->update_rss_flags &
3096                 VFPF_UPDATE_RSS_CAPS_FLAG);
3097         p_rss->update_rss_ind_table =
3098             !!(p_rss_tlv->update_rss_flags &
3099                 VFPF_UPDATE_RSS_IND_TABLE_FLAG);
3100         p_rss->update_rss_key =
3101             !!(p_rss_tlv->update_rss_flags &
3102                 VFPF_UPDATE_RSS_KEY_FLAG);
3103
3104         p_rss->rss_enable = p_rss_tlv->rss_enable;
3105         p_rss->rss_eng_id = vf->rss_eng_id;
3106         p_rss->rss_caps = p_rss_tlv->rss_caps;
3107         p_rss->rss_table_size_log = p_rss_tlv->rss_table_size_log;
3108         OSAL_MEMCPY(p_rss->rss_key, p_rss_tlv->rss_key,
3109                     sizeof(p_rss->rss_key));
3110
3111         table_size = OSAL_MIN_T(u16, OSAL_ARRAY_SIZE(p_rss->rss_ind_table),
3112                                 (1 << p_rss_tlv->rss_table_size_log));
3113
3114         for (i = 0; i < table_size; i++) {
3115                 struct ecore_queue_cid *p_cid;
3116
3117                 q_idx = p_rss_tlv->rss_ind_table[i];
3118                 if (!ecore_iov_validate_rxq(p_hwfn, vf, q_idx,
3119                                             ECORE_IOV_VALIDATE_Q_ENABLE)) {
3120                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3121                                    "VF[%d]: Omitting RSS due to wrong queue %04x\n",
3122                                    vf->relative_vf_id, q_idx);
3123                         b_reject = true;
3124                         goto out;
3125                 }
3126
3127                 p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[q_idx]);
3128                 p_rss->rss_ind_table[i] = p_cid;
3129         }
3130
3131         p_data->rss_params = p_rss;
3132 out:
3133         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_RSS;
3134         if (!b_reject)
3135                 *tlvs_accepted |= 1 << ECORE_IOV_VP_UPDATE_RSS;
3136 }
3137
3138 static void
3139 ecore_iov_vp_update_sge_tpa_param(struct ecore_hwfn *p_hwfn,
3140                                   struct ecore_sp_vport_update_params *p_data,
3141                                   struct ecore_sge_tpa_params *p_sge_tpa,
3142                                   struct ecore_iov_vf_mbx *p_mbx,
3143                                   u16 *tlvs_mask)
3144 {
3145         struct vfpf_vport_update_sge_tpa_tlv *p_sge_tpa_tlv;
3146         u16 tlv = CHANNEL_TLV_VPORT_UPDATE_SGE_TPA;
3147
3148         p_sge_tpa_tlv = (struct vfpf_vport_update_sge_tpa_tlv *)
3149             ecore_iov_search_list_tlvs(p_hwfn, p_mbx->req_virt, tlv);
3150
3151         if (!p_sge_tpa_tlv) {
3152                 p_data->sge_tpa_params = OSAL_NULL;
3153                 return;
3154         }
3155
3156         OSAL_MEMSET(p_sge_tpa, 0, sizeof(struct ecore_sge_tpa_params));
3157
3158         p_sge_tpa->update_tpa_en_flg =
3159             !!(p_sge_tpa_tlv->update_sge_tpa_flags & VFPF_UPDATE_TPA_EN_FLAG);
3160         p_sge_tpa->update_tpa_param_flg =
3161             !!(p_sge_tpa_tlv->update_sge_tpa_flags &
3162                 VFPF_UPDATE_TPA_PARAM_FLAG);
3163
3164         p_sge_tpa->tpa_ipv4_en_flg =
3165             !!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_IPV4_EN_FLAG);
3166         p_sge_tpa->tpa_ipv6_en_flg =
3167             !!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_IPV6_EN_FLAG);
3168         p_sge_tpa->tpa_pkt_split_flg =
3169             !!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_PKT_SPLIT_FLAG);
3170         p_sge_tpa->tpa_hdr_data_split_flg =
3171             !!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_HDR_DATA_SPLIT_FLAG);
3172         p_sge_tpa->tpa_gro_consistent_flg =
3173             !!(p_sge_tpa_tlv->sge_tpa_flags & VFPF_TPA_GRO_CONSIST_FLAG);
3174
3175         p_sge_tpa->tpa_max_aggs_num = p_sge_tpa_tlv->tpa_max_aggs_num;
3176         p_sge_tpa->tpa_max_size = p_sge_tpa_tlv->tpa_max_size;
3177         p_sge_tpa->tpa_min_size_to_start = p_sge_tpa_tlv->tpa_min_size_to_start;
3178         p_sge_tpa->tpa_min_size_to_cont = p_sge_tpa_tlv->tpa_min_size_to_cont;
3179         p_sge_tpa->max_buffers_per_cqe = p_sge_tpa_tlv->max_buffers_per_cqe;
3180
3181         p_data->sge_tpa_params = p_sge_tpa;
3182
3183         *tlvs_mask |= 1 << ECORE_IOV_VP_UPDATE_SGE_TPA;
3184 }
3185
3186 static void ecore_iov_vf_mbx_vport_update(struct ecore_hwfn *p_hwfn,
3187                                           struct ecore_ptt *p_ptt,
3188                                           struct ecore_vf_info *vf)
3189 {
3190         struct ecore_rss_params *p_rss_params = OSAL_NULL;
3191         struct ecore_sp_vport_update_params params;
3192         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
3193         struct ecore_sge_tpa_params sge_tpa_params;
3194         u16 tlvs_mask = 0, tlvs_accepted = 0;
3195         u8 status = PFVF_STATUS_SUCCESS;
3196         u16 length;
3197         enum _ecore_status_t rc;
3198
3199         /* Valiate PF can send such a request */
3200         if (!vf->vport_instance) {
3201                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3202                            "No VPORT instance available for VF[%d],"
3203                            " failing vport update\n",
3204                            vf->abs_vf_id);
3205                 status = PFVF_STATUS_FAILURE;
3206                 goto out;
3207         }
3208
3209         p_rss_params = OSAL_VZALLOC(p_hwfn->p_dev, sizeof(*p_rss_params));
3210         if (p_rss_params == OSAL_NULL) {
3211                 status = PFVF_STATUS_FAILURE;
3212                 goto out;
3213         }
3214
3215         OSAL_MEMSET(&params, 0, sizeof(params));
3216         params.opaque_fid = vf->opaque_fid;
3217         params.vport_id = vf->vport_id;
3218         params.rss_params = OSAL_NULL;
3219
3220         /* Search for extended tlvs list and update values
3221          * from VF in struct ecore_sp_vport_update_params.
3222          */
3223         ecore_iov_vp_update_act_param(p_hwfn, &params, mbx, &tlvs_mask);
3224         ecore_iov_vp_update_vlan_param(p_hwfn, &params, vf, mbx, &tlvs_mask);
3225         ecore_iov_vp_update_tx_switch(p_hwfn, &params, mbx, &tlvs_mask);
3226         ecore_iov_vp_update_mcast_bin_param(p_hwfn, &params, mbx, &tlvs_mask);
3227         ecore_iov_vp_update_accept_flag(p_hwfn, &params, mbx, &tlvs_mask);
3228         ecore_iov_vp_update_accept_any_vlan(p_hwfn, &params, mbx, &tlvs_mask);
3229         ecore_iov_vp_update_sge_tpa_param(p_hwfn, &params,
3230                                           &sge_tpa_params, mbx, &tlvs_mask);
3231
3232         tlvs_accepted = tlvs_mask;
3233
3234         /* Some of the extended TLVs need to be validated first; In that case,
3235          * they can update the mask without updating the accepted [so that
3236          * PF could communicate to VF it has rejected request].
3237          */
3238         ecore_iov_vp_update_rss_param(p_hwfn, vf, &params, p_rss_params,
3239                                       mbx, &tlvs_mask, &tlvs_accepted);
3240
3241         /* Just log a message if there is no single extended tlv in buffer.
3242          * When all features of vport update ramrod would be requested by VF
3243          * as extended TLVs in buffer then an error can be returned in response
3244          * if there is no extended TLV present in buffer.
3245          */
3246         if (OSAL_IOV_VF_VPORT_UPDATE(p_hwfn, vf->relative_vf_id,
3247                                      &params, &tlvs_accepted) !=
3248             ECORE_SUCCESS) {
3249                 tlvs_accepted = 0;
3250                 status = PFVF_STATUS_NOT_SUPPORTED;
3251                 goto out;
3252         }
3253
3254         if (!tlvs_accepted) {
3255                 if (tlvs_mask)
3256                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3257                                    "Upper-layer prevents said VF"
3258                                    " configuration\n");
3259                 else
3260                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3261                                    "No feature tlvs found for vport update\n");
3262                 status = PFVF_STATUS_NOT_SUPPORTED;
3263                 goto out;
3264         }
3265
3266         rc = ecore_sp_vport_update(p_hwfn, &params, ECORE_SPQ_MODE_EBLOCK,
3267                                    OSAL_NULL);
3268
3269         if (rc)
3270                 status = PFVF_STATUS_FAILURE;
3271
3272 out:
3273         OSAL_VFREE(p_hwfn->p_dev, p_rss_params);
3274         length = ecore_iov_prep_vp_update_resp_tlvs(p_hwfn, vf, mbx, status,
3275                                                     tlvs_mask, tlvs_accepted);
3276         ecore_iov_send_response(p_hwfn, p_ptt, vf, length, status);
3277 }
3278
3279 static enum _ecore_status_t
3280 ecore_iov_vf_update_vlan_shadow(struct ecore_hwfn *p_hwfn,
3281                                 struct ecore_vf_info *p_vf,
3282                                 struct ecore_filter_ucast *p_params)
3283 {
3284         int i;
3285
3286         /* First remove entries and then add new ones */
3287         if (p_params->opcode == ECORE_FILTER_REMOVE) {
3288                 for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++)
3289                         if (p_vf->shadow_config.vlans[i].used &&
3290                             p_vf->shadow_config.vlans[i].vid ==
3291                             p_params->vlan) {
3292                                 p_vf->shadow_config.vlans[i].used = false;
3293                                 break;
3294                         }
3295                 if (i == ECORE_ETH_VF_NUM_VLAN_FILTERS + 1) {
3296                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3297                                    "VF [%d] - Tries to remove a non-existing"
3298                                    " vlan\n",
3299                                    p_vf->relative_vf_id);
3300                         return ECORE_INVAL;
3301                 }
3302         } else if (p_params->opcode == ECORE_FILTER_REPLACE ||
3303                    p_params->opcode == ECORE_FILTER_FLUSH) {
3304                 for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++)
3305                         p_vf->shadow_config.vlans[i].used = false;
3306         }
3307
3308         /* In forced mode, we're willing to remove entries - but we don't add
3309          * new ones.
3310          */
3311         if (p_vf->bulletin.p_virt->valid_bitmap & (1 << VLAN_ADDR_FORCED))
3312                 return ECORE_SUCCESS;
3313
3314         if (p_params->opcode == ECORE_FILTER_ADD ||
3315             p_params->opcode == ECORE_FILTER_REPLACE) {
3316                 for (i = 0; i < ECORE_ETH_VF_NUM_VLAN_FILTERS + 1; i++) {
3317                         if (p_vf->shadow_config.vlans[i].used)
3318                                 continue;
3319
3320                         p_vf->shadow_config.vlans[i].used = true;
3321                         p_vf->shadow_config.vlans[i].vid = p_params->vlan;
3322                         break;
3323                 }
3324
3325                 if (i == ECORE_ETH_VF_NUM_VLAN_FILTERS + 1) {
3326                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3327                                    "VF [%d] - Tries to configure more than %d"
3328                                    " vlan filters\n",
3329                                    p_vf->relative_vf_id,
3330                                    ECORE_ETH_VF_NUM_VLAN_FILTERS + 1);
3331                         return ECORE_INVAL;
3332                 }
3333         }
3334
3335         return ECORE_SUCCESS;
3336 }
3337
3338 static enum _ecore_status_t
3339 ecore_iov_vf_update_mac_shadow(struct ecore_hwfn *p_hwfn,
3340                                struct ecore_vf_info *p_vf,
3341                                struct ecore_filter_ucast *p_params)
3342 {
3343         char empty_mac[ETH_ALEN];
3344         int i;
3345
3346         OSAL_MEM_ZERO(empty_mac, ETH_ALEN);
3347
3348         /* If we're in forced-mode, we don't allow any change */
3349         /* TODO - this would change if we were ever to implement logic for
3350          * removing a forced MAC altogether [in which case, like for vlans,
3351          * we should be able to re-trace previous configuration.
3352          */
3353         if (p_vf->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED))
3354                 return ECORE_SUCCESS;
3355
3356         /* First remove entries and then add new ones */
3357         if (p_params->opcode == ECORE_FILTER_REMOVE) {
3358                 for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++) {
3359                         if (!OSAL_MEMCMP(p_vf->shadow_config.macs[i],
3360                                          p_params->mac, ETH_ALEN)) {
3361                                 OSAL_MEM_ZERO(p_vf->shadow_config.macs[i],
3362                                               ETH_ALEN);
3363                                 break;
3364                         }
3365                 }
3366
3367                 if (i == ECORE_ETH_VF_NUM_MAC_FILTERS) {
3368                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3369                                    "MAC isn't configured\n");
3370                         return ECORE_INVAL;
3371                 }
3372         } else if (p_params->opcode == ECORE_FILTER_REPLACE ||
3373                    p_params->opcode == ECORE_FILTER_FLUSH) {
3374                 for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++)
3375                         OSAL_MEM_ZERO(p_vf->shadow_config.macs[i], ETH_ALEN);
3376         }
3377
3378         /* List the new MAC address */
3379         if (p_params->opcode != ECORE_FILTER_ADD &&
3380             p_params->opcode != ECORE_FILTER_REPLACE)
3381                 return ECORE_SUCCESS;
3382
3383         for (i = 0; i < ECORE_ETH_VF_NUM_MAC_FILTERS; i++) {
3384                 if (!OSAL_MEMCMP(p_vf->shadow_config.macs[i],
3385                                  empty_mac, ETH_ALEN)) {
3386                         OSAL_MEMCPY(p_vf->shadow_config.macs[i],
3387                                     p_params->mac, ETH_ALEN);
3388                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3389                                    "Added MAC at %d entry in shadow\n", i);
3390                         break;
3391                 }
3392         }
3393
3394         if (i == ECORE_ETH_VF_NUM_MAC_FILTERS) {
3395                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3396                            "No available place for MAC\n");
3397                 return ECORE_INVAL;
3398         }
3399
3400         return ECORE_SUCCESS;
3401 }
3402
3403 static enum _ecore_status_t
3404 ecore_iov_vf_update_unicast_shadow(struct ecore_hwfn *p_hwfn,
3405                                    struct ecore_vf_info *p_vf,
3406                                    struct ecore_filter_ucast *p_params)
3407 {
3408         enum _ecore_status_t rc = ECORE_SUCCESS;
3409
3410         if (p_params->type == ECORE_FILTER_MAC) {
3411                 rc = ecore_iov_vf_update_mac_shadow(p_hwfn, p_vf, p_params);
3412                 if (rc != ECORE_SUCCESS)
3413                         return rc;
3414         }
3415
3416         if (p_params->type == ECORE_FILTER_VLAN)
3417                 rc = ecore_iov_vf_update_vlan_shadow(p_hwfn, p_vf, p_params);
3418
3419         return rc;
3420 }
3421
3422 static void ecore_iov_vf_mbx_ucast_filter(struct ecore_hwfn *p_hwfn,
3423                                           struct ecore_ptt *p_ptt,
3424                                           struct ecore_vf_info *vf)
3425 {
3426         struct ecore_bulletin_content *p_bulletin = vf->bulletin.p_virt;
3427         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
3428         struct vfpf_ucast_filter_tlv *req;
3429         u8 status = PFVF_STATUS_SUCCESS;
3430         struct ecore_filter_ucast params;
3431         enum _ecore_status_t rc;
3432
3433         /* Prepare the unicast filter params */
3434         OSAL_MEMSET(&params, 0, sizeof(struct ecore_filter_ucast));
3435         req = &mbx->req_virt->ucast_filter;
3436         params.opcode = (enum ecore_filter_opcode)req->opcode;
3437         params.type = (enum ecore_filter_ucast_type)req->type;
3438
3439         /* @@@TBD - We might need logic on HV side in determining this */
3440         params.is_rx_filter = 1;
3441         params.is_tx_filter = 1;
3442         params.vport_to_remove_from = vf->vport_id;
3443         params.vport_to_add_to = vf->vport_id;
3444         OSAL_MEMCPY(params.mac, req->mac, ETH_ALEN);
3445         params.vlan = req->vlan;
3446
3447         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3448                    "VF[%d]: opcode 0x%02x type 0x%02x [%s %s] [vport 0x%02x]"
3449                    " MAC %02x:%02x:%02x:%02x:%02x:%02x, vlan 0x%04x\n",
3450                    vf->abs_vf_id, params.opcode, params.type,
3451                    params.is_rx_filter ? "RX" : "",
3452                    params.is_tx_filter ? "TX" : "",
3453                    params.vport_to_add_to,
3454                    params.mac[0], params.mac[1], params.mac[2],
3455                    params.mac[3], params.mac[4], params.mac[5], params.vlan);
3456
3457         if (!vf->vport_instance) {
3458                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3459                            "No VPORT instance available for VF[%d],"
3460                            " failing ucast MAC configuration\n",
3461                            vf->abs_vf_id);
3462                 status = PFVF_STATUS_FAILURE;
3463                 goto out;
3464         }
3465
3466         /* Update shadow copy of the VF configuration. In case shadow indicates
3467          * the action should be blocked return success to VF to imitate the
3468          * firmware behaviour in such case.
3469          */
3470         if (ecore_iov_vf_update_unicast_shadow(p_hwfn, vf, &params) !=
3471             ECORE_SUCCESS)
3472                 goto out;
3473
3474         /* Determine if the unicast filtering is acceptible by PF */
3475         if ((p_bulletin->valid_bitmap & (1 << VLAN_ADDR_FORCED)) &&
3476             (params.type == ECORE_FILTER_VLAN ||
3477              params.type == ECORE_FILTER_MAC_VLAN)) {
3478                 /* Once VLAN is forced or PVID is set, do not allow
3479                  * to add/replace any further VLANs.
3480                  */
3481                 if (params.opcode == ECORE_FILTER_ADD ||
3482                     params.opcode == ECORE_FILTER_REPLACE)
3483                         status = PFVF_STATUS_FORCED;
3484                 goto out;
3485         }
3486
3487         if ((p_bulletin->valid_bitmap & (1 << MAC_ADDR_FORCED)) &&
3488             (params.type == ECORE_FILTER_MAC ||
3489              params.type == ECORE_FILTER_MAC_VLAN)) {
3490                 if (OSAL_MEMCMP(p_bulletin->mac, params.mac, ETH_ALEN) ||
3491                     (params.opcode != ECORE_FILTER_ADD &&
3492                      params.opcode != ECORE_FILTER_REPLACE))
3493                         status = PFVF_STATUS_FORCED;
3494                 goto out;
3495         }
3496
3497         rc = OSAL_IOV_CHK_UCAST(p_hwfn, vf->relative_vf_id, &params);
3498         if (rc == ECORE_EXISTS) {
3499                 goto out;
3500         } else if (rc == ECORE_INVAL) {
3501                 status = PFVF_STATUS_FAILURE;
3502                 goto out;
3503         }
3504
3505         rc = ecore_sp_eth_filter_ucast(p_hwfn, vf->opaque_fid, &params,
3506                                        ECORE_SPQ_MODE_CB, OSAL_NULL);
3507         if (rc)
3508                 status = PFVF_STATUS_FAILURE;
3509
3510 out:
3511         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_UCAST_FILTER,
3512                                sizeof(struct pfvf_def_resp_tlv), status);
3513 }
3514
3515 static void ecore_iov_vf_mbx_int_cleanup(struct ecore_hwfn *p_hwfn,
3516                                          struct ecore_ptt *p_ptt,
3517                                          struct ecore_vf_info *vf)
3518 {
3519         int i;
3520
3521         /* Reset the SBs */
3522         for (i = 0; i < vf->num_sbs; i++)
3523                 ecore_int_igu_init_pure_rt_single(p_hwfn, p_ptt,
3524                                                   vf->igu_sbs[i],
3525                                                   vf->opaque_fid, false);
3526
3527         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_INT_CLEANUP,
3528                                sizeof(struct pfvf_def_resp_tlv),
3529                                PFVF_STATUS_SUCCESS);
3530 }
3531
3532 static void ecore_iov_vf_mbx_close(struct ecore_hwfn *p_hwfn,
3533                                    struct ecore_ptt *p_ptt,
3534                                    struct ecore_vf_info *vf)
3535 {
3536         u16 length = sizeof(struct pfvf_def_resp_tlv);
3537         u8 status = PFVF_STATUS_SUCCESS;
3538
3539         /* Disable Interrupts for VF */
3540         ecore_iov_vf_igu_set_int(p_hwfn, p_ptt, vf, 0);
3541
3542         /* Reset Permission table */
3543         ecore_iov_config_perm_table(p_hwfn, p_ptt, vf, 0);
3544
3545         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_CLOSE,
3546                                length, status);
3547 }
3548
3549 static void ecore_iov_vf_mbx_release(struct ecore_hwfn *p_hwfn,
3550                                      struct ecore_ptt *p_ptt,
3551                                      struct ecore_vf_info *p_vf)
3552 {
3553         u16 length = sizeof(struct pfvf_def_resp_tlv);
3554         u8 status = PFVF_STATUS_SUCCESS;
3555         enum _ecore_status_t rc = ECORE_SUCCESS;
3556
3557         ecore_iov_vf_cleanup(p_hwfn, p_vf);
3558
3559         if (p_vf->state != VF_STOPPED && p_vf->state != VF_FREE) {
3560                 /* Stopping the VF */
3561                 rc = ecore_sp_vf_stop(p_hwfn, p_vf->concrete_fid,
3562                                       p_vf->opaque_fid);
3563
3564                 if (rc != ECORE_SUCCESS) {
3565                         DP_ERR(p_hwfn, "ecore_sp_vf_stop returned error %d\n",
3566                                rc);
3567                         status = PFVF_STATUS_FAILURE;
3568                 }
3569
3570                 p_vf->state = VF_STOPPED;
3571         }
3572
3573         ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf, CHANNEL_TLV_RELEASE,
3574                                length, status);
3575 }
3576
3577 static void ecore_iov_vf_pf_get_coalesce(struct ecore_hwfn *p_hwfn,
3578                                          struct ecore_ptt *p_ptt,
3579                                          struct ecore_vf_info *p_vf)
3580 {
3581         struct ecore_iov_vf_mbx *mbx = &p_vf->vf_mbx;
3582         struct pfvf_read_coal_resp_tlv *p_resp;
3583         struct vfpf_read_coal_req_tlv *req;
3584         u8 status = PFVF_STATUS_FAILURE;
3585         struct ecore_vf_queue *p_queue;
3586         struct ecore_queue_cid *p_cid;
3587         enum _ecore_status_t rc = ECORE_SUCCESS;
3588         u16 coal = 0, qid, i;
3589         bool b_is_rx;
3590
3591         mbx->offset = (u8 *)mbx->reply_virt;
3592         req = &mbx->req_virt->read_coal_req;
3593
3594         qid = req->qid;
3595         b_is_rx = req->is_rx ? true : false;
3596
3597         if (b_is_rx) {
3598                 if (!ecore_iov_validate_rxq(p_hwfn, p_vf, qid,
3599                                             ECORE_IOV_VALIDATE_Q_ENABLE)) {
3600                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3601                                    "VF[%d]: Invalid Rx queue_id = %d\n",
3602                                    p_vf->abs_vf_id, qid);
3603                         goto send_resp;
3604                 }
3605
3606                 p_cid = ecore_iov_get_vf_rx_queue_cid(&p_vf->vf_queues[qid]);
3607                 rc = ecore_get_rxq_coalesce(p_hwfn, p_ptt, p_cid, &coal);
3608                 if (rc != ECORE_SUCCESS)
3609                         goto send_resp;
3610         } else {
3611                 if (!ecore_iov_validate_txq(p_hwfn, p_vf, qid,
3612                                             ECORE_IOV_VALIDATE_Q_ENABLE)) {
3613                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3614                                    "VF[%d]: Invalid Tx queue_id = %d\n",
3615                                    p_vf->abs_vf_id, qid);
3616                         goto send_resp;
3617                 }
3618                 for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
3619                         p_queue = &p_vf->vf_queues[qid];
3620                         if ((p_queue->cids[i].p_cid == OSAL_NULL) ||
3621                             (!p_queue->cids[i].b_is_tx))
3622                                 continue;
3623
3624                         p_cid = p_queue->cids[i].p_cid;
3625
3626                         rc = ecore_get_txq_coalesce(p_hwfn, p_ptt,
3627                                                     p_cid, &coal);
3628                         if (rc != ECORE_SUCCESS)
3629                                 goto send_resp;
3630                         break;
3631                 }
3632         }
3633
3634         status = PFVF_STATUS_SUCCESS;
3635
3636 send_resp:
3637         p_resp = ecore_add_tlv(&mbx->offset, CHANNEL_TLV_COALESCE_READ,
3638                                sizeof(*p_resp));
3639         p_resp->coal = coal;
3640
3641         ecore_add_tlv(&mbx->offset, CHANNEL_TLV_LIST_END,
3642                       sizeof(struct channel_list_end_tlv));
3643
3644         ecore_iov_send_response(p_hwfn, p_ptt, p_vf, sizeof(*p_resp), status);
3645 }
3646
3647 static void ecore_iov_vf_pf_set_coalesce(struct ecore_hwfn *p_hwfn,
3648                                          struct ecore_ptt *p_ptt,
3649                                          struct ecore_vf_info *vf)
3650 {
3651         struct ecore_iov_vf_mbx *mbx = &vf->vf_mbx;
3652         enum _ecore_status_t rc = ECORE_SUCCESS;
3653         struct vfpf_update_coalesce *req;
3654         u8 status = PFVF_STATUS_FAILURE;
3655         struct ecore_queue_cid *p_cid;
3656         u16 rx_coal, tx_coal;
3657         u16 qid;
3658         int i;
3659
3660         req = &mbx->req_virt->update_coalesce;
3661
3662         rx_coal = req->rx_coal;
3663         tx_coal = req->tx_coal;
3664         qid = req->qid;
3665
3666         if (!ecore_iov_validate_rxq(p_hwfn, vf, qid,
3667                                     ECORE_IOV_VALIDATE_Q_ENABLE) &&
3668             rx_coal) {
3669                 DP_ERR(p_hwfn, "VF[%d]: Invalid Rx queue_id = %d\n",
3670                        vf->abs_vf_id, qid);
3671                 goto out;
3672         }
3673
3674         if (!ecore_iov_validate_txq(p_hwfn, vf, qid,
3675                                     ECORE_IOV_VALIDATE_Q_ENABLE) &&
3676             tx_coal) {
3677                 DP_ERR(p_hwfn, "VF[%d]: Invalid Tx queue_id = %d\n",
3678                        vf->abs_vf_id, qid);
3679                 goto out;
3680         }
3681
3682         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3683                    "VF[%d]: Setting coalesce for VF rx_coal = %d, tx_coal = %d at queue = %d\n",
3684                    vf->abs_vf_id, rx_coal, tx_coal, qid);
3685
3686         if (rx_coal) {
3687                 p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[qid]);
3688
3689                 rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
3690                 if (rc != ECORE_SUCCESS) {
3691                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3692                                    "VF[%d]: Unable to set rx queue = %d coalesce\n",
3693                                    vf->abs_vf_id, vf->vf_queues[qid].fw_rx_qid);
3694                         goto out;
3695                 }
3696                 vf->rx_coal = rx_coal;
3697         }
3698
3699         /* TODO - in future, it might be possible to pass this in a per-cid
3700          * granularity. For now, do this for all Tx queues.
3701          */
3702         if (tx_coal) {
3703                 struct ecore_vf_queue *p_queue = &vf->vf_queues[qid];
3704
3705                 for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
3706                         if (p_queue->cids[i].p_cid == OSAL_NULL)
3707                                 continue;
3708
3709                         if (!p_queue->cids[i].b_is_tx)
3710                                 continue;
3711
3712                         rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal,
3713                                                     p_queue->cids[i].p_cid);
3714                         if (rc != ECORE_SUCCESS) {
3715                                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3716                                            "VF[%d]: Unable to set tx queue coalesce\n",
3717                                            vf->abs_vf_id);
3718                                 goto out;
3719                         }
3720                 }
3721                 vf->tx_coal = tx_coal;
3722         }
3723
3724         status = PFVF_STATUS_SUCCESS;
3725 out:
3726         ecore_iov_prepare_resp(p_hwfn, p_ptt, vf, CHANNEL_TLV_COALESCE_UPDATE,
3727                                sizeof(struct pfvf_def_resp_tlv), status);
3728 }
3729
3730 enum _ecore_status_t
3731 ecore_iov_pf_configure_vf_queue_coalesce(struct ecore_hwfn *p_hwfn,
3732                                          u16 rx_coal, u16 tx_coal,
3733                                          u16 vf_id, u16 qid)
3734 {
3735         struct ecore_queue_cid *p_cid;
3736         struct ecore_vf_info *vf;
3737         struct ecore_ptt *p_ptt;
3738         int i, rc = 0;
3739
3740         if (!ecore_iov_is_valid_vfid(p_hwfn, vf_id, true, true)) {
3741                 DP_NOTICE(p_hwfn, true,
3742                           "VF[%d] - Can not set coalescing: VF is not active\n",
3743                           vf_id);
3744                 return ECORE_INVAL;
3745         }
3746
3747         vf = &p_hwfn->pf_iov_info->vfs_array[vf_id];
3748         p_ptt = ecore_ptt_acquire(p_hwfn);
3749         if (!p_ptt)
3750                 return ECORE_AGAIN;
3751
3752         if (!ecore_iov_validate_rxq(p_hwfn, vf, qid,
3753                                     ECORE_IOV_VALIDATE_Q_ENABLE) &&
3754             rx_coal) {
3755                 DP_ERR(p_hwfn, "VF[%d]: Invalid Rx queue_id = %d\n",
3756                        vf->abs_vf_id, qid);
3757                 goto out;
3758         }
3759
3760         if (!ecore_iov_validate_txq(p_hwfn, vf, qid,
3761                                     ECORE_IOV_VALIDATE_Q_ENABLE) &&
3762             tx_coal) {
3763                 DP_ERR(p_hwfn, "VF[%d]: Invalid Tx queue_id = %d\n",
3764                        vf->abs_vf_id, qid);
3765                 goto out;
3766         }
3767
3768         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3769                    "VF[%d]: Setting coalesce for VF rx_coal = %d, tx_coal = %d at queue = %d\n",
3770                    vf->abs_vf_id, rx_coal, tx_coal, qid);
3771
3772         if (rx_coal) {
3773                 p_cid = ecore_iov_get_vf_rx_queue_cid(&vf->vf_queues[qid]);
3774
3775                 rc = ecore_set_rxq_coalesce(p_hwfn, p_ptt, rx_coal, p_cid);
3776                 if (rc != ECORE_SUCCESS) {
3777                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3778                                    "VF[%d]: Unable to set rx queue = %d coalesce\n",
3779                                    vf->abs_vf_id, vf->vf_queues[qid].fw_rx_qid);
3780                         goto out;
3781                 }
3782                 vf->rx_coal = rx_coal;
3783         }
3784
3785         /* TODO - in future, it might be possible to pass this in a per-cid
3786          * granularity. For now, do this for all Tx queues.
3787          */
3788         if (tx_coal) {
3789                 struct ecore_vf_queue *p_queue = &vf->vf_queues[qid];
3790
3791                 for (i = 0; i < MAX_QUEUES_PER_QZONE; i++) {
3792                         if (p_queue->cids[i].p_cid == OSAL_NULL)
3793                                 continue;
3794
3795                         if (!p_queue->cids[i].b_is_tx)
3796                                 continue;
3797
3798                         rc = ecore_set_txq_coalesce(p_hwfn, p_ptt, tx_coal,
3799                                                     p_queue->cids[i].p_cid);
3800                         if (rc != ECORE_SUCCESS) {
3801                                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3802                                            "VF[%d]: Unable to set tx queue coalesce\n",
3803                                            vf->abs_vf_id);
3804                                 goto out;
3805                         }
3806                 }
3807                 vf->tx_coal = tx_coal;
3808         }
3809
3810 out:
3811         ecore_ptt_release(p_hwfn, p_ptt);
3812
3813         return rc;
3814 }
3815
3816 static enum _ecore_status_t
3817 ecore_iov_vf_flr_poll_dorq(struct ecore_hwfn *p_hwfn,
3818                            struct ecore_vf_info *p_vf, struct ecore_ptt *p_ptt)
3819 {
3820         int cnt;
3821         u32 val;
3822
3823         ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_vf->concrete_fid);
3824
3825         for (cnt = 0; cnt < 50; cnt++) {
3826                 val = ecore_rd(p_hwfn, p_ptt, DORQ_REG_VF_USAGE_CNT);
3827                 if (!val)
3828                         break;
3829                 OSAL_MSLEEP(20);
3830         }
3831         ecore_fid_pretend(p_hwfn, p_ptt, (u16)p_hwfn->hw_info.concrete_fid);
3832
3833         if (cnt == 50) {
3834                 DP_ERR(p_hwfn,
3835                        "VF[%d] - dorq failed to cleanup [usage 0x%08x]\n",
3836                        p_vf->abs_vf_id, val);
3837                 return ECORE_TIMEOUT;
3838         }
3839
3840         return ECORE_SUCCESS;
3841 }
3842
3843 static enum _ecore_status_t
3844 ecore_iov_vf_flr_poll_pbf(struct ecore_hwfn *p_hwfn,
3845                           struct ecore_vf_info *p_vf, struct ecore_ptt *p_ptt)
3846 {
3847         u32 cons[MAX_NUM_VOQS_E4], distance[MAX_NUM_VOQS_E4];
3848         int i, cnt;
3849
3850         /* Read initial consumers & producers */
3851         for (i = 0; i < MAX_NUM_VOQS_E4; i++) {
3852                 u32 prod;
3853
3854                 cons[i] = ecore_rd(p_hwfn, p_ptt,
3855                                    PBF_REG_NUM_BLOCKS_ALLOCATED_CONS_VOQ0 +
3856                                    i * 0x40);
3857                 prod = ecore_rd(p_hwfn, p_ptt,
3858                                 PBF_REG_NUM_BLOCKS_ALLOCATED_PROD_VOQ0 +
3859                                 i * 0x40);
3860                 distance[i] = prod - cons[i];
3861         }
3862
3863         /* Wait for consumers to pass the producers */
3864         i = 0;
3865         for (cnt = 0; cnt < 50; cnt++) {
3866                 for (; i < MAX_NUM_VOQS_E4; i++) {
3867                         u32 tmp;
3868
3869                         tmp = ecore_rd(p_hwfn, p_ptt,
3870                                        PBF_REG_NUM_BLOCKS_ALLOCATED_CONS_VOQ0 +
3871                                        i * 0x40);
3872                         if (distance[i] > tmp - cons[i])
3873                                 break;
3874                 }
3875
3876                 if (i == MAX_NUM_VOQS_E4)
3877                         break;
3878
3879                 OSAL_MSLEEP(20);
3880         }
3881
3882         if (cnt == 50) {
3883                 DP_ERR(p_hwfn, "VF[%d] - pbf polling failed on VOQ %d\n",
3884                        p_vf->abs_vf_id, i);
3885                 return ECORE_TIMEOUT;
3886         }
3887
3888         return ECORE_SUCCESS;
3889 }
3890
3891 static enum _ecore_status_t ecore_iov_vf_flr_poll(struct ecore_hwfn *p_hwfn,
3892                                                   struct ecore_vf_info *p_vf,
3893                                                   struct ecore_ptt *p_ptt)
3894 {
3895         enum _ecore_status_t rc;
3896
3897         /* TODO - add SRC and TM polling once we add storage IOV */
3898
3899         rc = ecore_iov_vf_flr_poll_dorq(p_hwfn, p_vf, p_ptt);
3900         if (rc)
3901                 return rc;
3902
3903         rc = ecore_iov_vf_flr_poll_pbf(p_hwfn, p_vf, p_ptt);
3904         if (rc)
3905                 return rc;
3906
3907         return ECORE_SUCCESS;
3908 }
3909
3910 static enum _ecore_status_t
3911 ecore_iov_execute_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
3912                                  struct ecore_ptt *p_ptt,
3913                                  u16 rel_vf_id, u32 *ack_vfs)
3914 {
3915         struct ecore_vf_info *p_vf;
3916         enum _ecore_status_t rc = ECORE_SUCCESS;
3917
3918         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, false);
3919         if (!p_vf)
3920                 return ECORE_SUCCESS;
3921
3922         if (p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &
3923             (1ULL << (rel_vf_id % 64))) {
3924                 u16 vfid = p_vf->abs_vf_id;
3925
3926                 /* TODO - should we lock channel? */
3927
3928                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
3929                            "VF[%d] - Handling FLR\n", vfid);
3930
3931                 ecore_iov_vf_cleanup(p_hwfn, p_vf);
3932
3933                 /* If VF isn't active, no need for anything but SW */
3934                 if (!p_vf->b_init)
3935                         goto cleanup;
3936
3937                 /* TODO - what to do in case of failure? */
3938                 rc = ecore_iov_vf_flr_poll(p_hwfn, p_vf, p_ptt);
3939                 if (rc != ECORE_SUCCESS)
3940                         goto cleanup;
3941
3942                 rc = ecore_final_cleanup(p_hwfn, p_ptt, vfid, true);
3943                 if (rc) {
3944                         /* TODO - what's now? What a mess.... */
3945                         DP_ERR(p_hwfn, "Failed handle FLR of VF[%d]\n", vfid);
3946                         return rc;
3947                 }
3948
3949                 /* Workaround to make VF-PF channel ready, as FW
3950                  * doesn't do that as a part of FLR.
3951                  */
3952                 REG_WR(p_hwfn,
3953                        GTT_BAR0_MAP_REG_USDM_RAM +
3954                        USTORM_VF_PF_CHANNEL_READY_OFFSET(vfid), 1);
3955
3956                 /* VF_STOPPED has to be set only after final cleanup
3957                  * but prior to re-enabling the VF.
3958                  */
3959                 p_vf->state = VF_STOPPED;
3960
3961                 rc = ecore_iov_enable_vf_access(p_hwfn, p_ptt, p_vf);
3962                 if (rc) {
3963                         /* TODO - again, a mess... */
3964                         DP_ERR(p_hwfn, "Failed to re-enable VF[%d] acces\n",
3965                                vfid);
3966                         return rc;
3967                 }
3968 cleanup:
3969                 /* Mark VF for ack and clean pending state */
3970                 if (p_vf->state == VF_RESET)
3971                         p_vf->state = VF_STOPPED;
3972                 ack_vfs[vfid / 32] |= (1 << (vfid % 32));
3973                 p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &=
3974                     ~(1ULL << (rel_vf_id % 64));
3975                 p_vf->vf_mbx.b_pending_msg = false;
3976         }
3977
3978         return rc;
3979 }
3980
3981 enum _ecore_status_t ecore_iov_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
3982                                               struct ecore_ptt *p_ptt)
3983 {
3984         u32 ack_vfs[VF_MAX_STATIC / 32];
3985         enum _ecore_status_t rc = ECORE_SUCCESS;
3986         u16 i;
3987
3988         OSAL_MEMSET(ack_vfs, 0, sizeof(u32) * (VF_MAX_STATIC / 32));
3989
3990         /* Since BRB <-> PRS interface can't be tested as part of the flr
3991          * polling due to HW limitations, simply sleep a bit. And since
3992          * there's no need to wait per-vf, do it before looping.
3993          */
3994         OSAL_MSLEEP(100);
3995
3996         for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++)
3997                 ecore_iov_execute_vf_flr_cleanup(p_hwfn, p_ptt, i, ack_vfs);
3998
3999         rc = ecore_mcp_ack_vf_flr(p_hwfn, p_ptt, ack_vfs);
4000         return rc;
4001 }
4002
4003 enum _ecore_status_t
4004 ecore_iov_single_vf_flr_cleanup(struct ecore_hwfn *p_hwfn,
4005                                 struct ecore_ptt *p_ptt, u16 rel_vf_id)
4006 {
4007         u32 ack_vfs[VF_MAX_STATIC / 32];
4008         enum _ecore_status_t rc = ECORE_SUCCESS;
4009
4010         OSAL_MEMSET(ack_vfs, 0, sizeof(u32) * (VF_MAX_STATIC / 32));
4011
4012         /* Wait instead of polling the BRB <-> PRS interface */
4013         OSAL_MSLEEP(100);
4014
4015         ecore_iov_execute_vf_flr_cleanup(p_hwfn, p_ptt, rel_vf_id, ack_vfs);
4016
4017         rc = ecore_mcp_ack_vf_flr(p_hwfn, p_ptt, ack_vfs);
4018         return rc;
4019 }
4020
4021 bool ecore_iov_mark_vf_flr(struct ecore_hwfn *p_hwfn, u32 *p_disabled_vfs)
4022 {
4023         bool found = false;
4024         u16 i;
4025
4026         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV, "Marking FLR-ed VFs\n");
4027         for (i = 0; i < (VF_MAX_STATIC / 32); i++)
4028                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4029                            "[%08x,...,%08x]: %08x\n",
4030                            i * 32, (i + 1) * 32 - 1, p_disabled_vfs[i]);
4031
4032         if (!p_hwfn->p_dev->p_iov_info) {
4033                 DP_NOTICE(p_hwfn, true, "VF flr but no IOV\n");
4034                 return false;
4035         }
4036
4037         /* Mark VFs */
4038         for (i = 0; i < p_hwfn->p_dev->p_iov_info->total_vfs; i++) {
4039                 struct ecore_vf_info *p_vf;
4040                 u8 vfid;
4041
4042                 p_vf = ecore_iov_get_vf_info(p_hwfn, i, false);
4043                 if (!p_vf)
4044                         continue;
4045
4046                 vfid = p_vf->abs_vf_id;
4047                 if ((1 << (vfid % 32)) & p_disabled_vfs[vfid / 32]) {
4048                         u64 *p_flr = p_hwfn->pf_iov_info->pending_flr;
4049                         u16 rel_vf_id = p_vf->relative_vf_id;
4050
4051                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4052                                    "VF[%d] [rel %d] got FLR-ed\n",
4053                                    vfid, rel_vf_id);
4054
4055                         p_vf->state = VF_RESET;
4056
4057                         /* No need to lock here, since pending_flr should
4058                          * only change here and before ACKing MFw. Since
4059                          * MFW will not trigger an additional attention for
4060                          * VF flr until ACKs, we're safe.
4061                          */
4062                         p_flr[rel_vf_id / 64] |= 1ULL << (rel_vf_id % 64);
4063                         found = true;
4064                 }
4065         }
4066
4067         return found;
4068 }
4069
4070 void ecore_iov_get_link(struct ecore_hwfn *p_hwfn,
4071                         u16 vfid,
4072                         struct ecore_mcp_link_params *p_params,
4073                         struct ecore_mcp_link_state *p_link,
4074                         struct ecore_mcp_link_capabilities *p_caps)
4075 {
4076         struct ecore_vf_info *p_vf = ecore_iov_get_vf_info(p_hwfn, vfid, false);
4077         struct ecore_bulletin_content *p_bulletin;
4078
4079         if (!p_vf)
4080                 return;
4081
4082         p_bulletin = p_vf->bulletin.p_virt;
4083
4084         if (p_params)
4085                 __ecore_vf_get_link_params(p_params, p_bulletin);
4086         if (p_link)
4087                 __ecore_vf_get_link_state(p_link, p_bulletin);
4088         if (p_caps)
4089                 __ecore_vf_get_link_caps(p_caps, p_bulletin);
4090 }
4091
4092 void ecore_iov_process_mbx_req(struct ecore_hwfn *p_hwfn,
4093                                struct ecore_ptt *p_ptt, int vfid)
4094 {
4095         struct ecore_iov_vf_mbx *mbx;
4096         struct ecore_vf_info *p_vf;
4097
4098         p_vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4099         if (!p_vf)
4100                 return;
4101
4102         mbx = &p_vf->vf_mbx;
4103
4104         /* ecore_iov_process_mbx_request */
4105 #ifndef CONFIG_ECORE_SW_CHANNEL
4106         if (!mbx->b_pending_msg) {
4107                 DP_NOTICE(p_hwfn, true,
4108                           "VF[%02x]: Trying to process mailbox message when none is pending\n",
4109                           p_vf->abs_vf_id);
4110                 return;
4111         }
4112         mbx->b_pending_msg = false;
4113 #endif
4114
4115         mbx->first_tlv = mbx->req_virt->first_tlv;
4116
4117         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4118                    "VF[%02x]: Processing mailbox message [type %04x]\n",
4119                    p_vf->abs_vf_id, mbx->first_tlv.tl.type);
4120
4121         OSAL_IOV_VF_MSG_TYPE(p_hwfn,
4122                              p_vf->relative_vf_id,
4123                              mbx->first_tlv.tl.type);
4124
4125         /* Lock the per vf op mutex and note the locker's identity.
4126          * The unlock will take place in mbx response.
4127          */
4128         ecore_iov_lock_vf_pf_channel(p_hwfn,
4129                                      p_vf, mbx->first_tlv.tl.type);
4130
4131         /* check if tlv type is known */
4132         if (ecore_iov_tlv_supported(mbx->first_tlv.tl.type) &&
4133             !p_vf->b_malicious) {
4134                 /* switch on the opcode */
4135                 switch (mbx->first_tlv.tl.type) {
4136                 case CHANNEL_TLV_ACQUIRE:
4137                         ecore_iov_vf_mbx_acquire(p_hwfn, p_ptt, p_vf);
4138                         break;
4139                 case CHANNEL_TLV_VPORT_START:
4140                         ecore_iov_vf_mbx_start_vport(p_hwfn, p_ptt, p_vf);
4141                         break;
4142                 case CHANNEL_TLV_VPORT_TEARDOWN:
4143                         ecore_iov_vf_mbx_stop_vport(p_hwfn, p_ptt, p_vf);
4144                         break;
4145                 case CHANNEL_TLV_START_RXQ:
4146                         ecore_iov_vf_mbx_start_rxq(p_hwfn, p_ptt, p_vf);
4147                         break;
4148                 case CHANNEL_TLV_START_TXQ:
4149                         ecore_iov_vf_mbx_start_txq(p_hwfn, p_ptt, p_vf);
4150                         break;
4151                 case CHANNEL_TLV_STOP_RXQS:
4152                         ecore_iov_vf_mbx_stop_rxqs(p_hwfn, p_ptt, p_vf);
4153                         break;
4154                 case CHANNEL_TLV_STOP_TXQS:
4155                         ecore_iov_vf_mbx_stop_txqs(p_hwfn, p_ptt, p_vf);
4156                         break;
4157                 case CHANNEL_TLV_UPDATE_RXQ:
4158                         ecore_iov_vf_mbx_update_rxqs(p_hwfn, p_ptt, p_vf);
4159                         break;
4160                 case CHANNEL_TLV_VPORT_UPDATE:
4161                         ecore_iov_vf_mbx_vport_update(p_hwfn, p_ptt, p_vf);
4162                         break;
4163                 case CHANNEL_TLV_UCAST_FILTER:
4164                         ecore_iov_vf_mbx_ucast_filter(p_hwfn, p_ptt, p_vf);
4165                         break;
4166                 case CHANNEL_TLV_CLOSE:
4167                         ecore_iov_vf_mbx_close(p_hwfn, p_ptt, p_vf);
4168                         break;
4169                 case CHANNEL_TLV_INT_CLEANUP:
4170                         ecore_iov_vf_mbx_int_cleanup(p_hwfn, p_ptt, p_vf);
4171                         break;
4172                 case CHANNEL_TLV_RELEASE:
4173                         ecore_iov_vf_mbx_release(p_hwfn, p_ptt, p_vf);
4174                         break;
4175                 case CHANNEL_TLV_UPDATE_TUNN_PARAM:
4176                         ecore_iov_vf_mbx_update_tunn_param(p_hwfn, p_ptt, p_vf);
4177                         break;
4178                 case CHANNEL_TLV_COALESCE_UPDATE:
4179                         ecore_iov_vf_pf_set_coalesce(p_hwfn, p_ptt, p_vf);
4180                         break;
4181                 case CHANNEL_TLV_COALESCE_READ:
4182                         ecore_iov_vf_pf_get_coalesce(p_hwfn, p_ptt, p_vf);
4183                         break;
4184                 case CHANNEL_TLV_UPDATE_MTU:
4185                         ecore_iov_vf_pf_update_mtu(p_hwfn, p_ptt, p_vf);
4186                         break;
4187                 }
4188         } else if (ecore_iov_tlv_supported(mbx->first_tlv.tl.type)) {
4189                 /* If we've received a message from a VF we consider malicious
4190                  * we ignore the messasge unless it's one for RELEASE, in which
4191                  * case we'll let it have the benefit of doubt, allowing the
4192                  * next loaded driver to start again.
4193                  */
4194                 if (mbx->first_tlv.tl.type == CHANNEL_TLV_RELEASE) {
4195                         /* TODO - initiate FLR, remove malicious indication */
4196                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4197                                    "VF [%02x] - considered malicious, but wanted to RELEASE. TODO\n",
4198                                    p_vf->abs_vf_id);
4199                 } else {
4200                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4201                                    "VF [%02x] - considered malicious; Ignoring TLV [%04x]\n",
4202                                    p_vf->abs_vf_id, mbx->first_tlv.tl.type);
4203                 }
4204
4205                 ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf,
4206                                        mbx->first_tlv.tl.type,
4207                                        sizeof(struct pfvf_def_resp_tlv),
4208                                        PFVF_STATUS_MALICIOUS);
4209         } else {
4210                 /* unknown TLV - this may belong to a VF driver from the future
4211                  * - a version written after this PF driver was written, which
4212                  * supports features unknown as of yet. Too bad since we don't
4213                  * support them. Or this may be because someone wrote a crappy
4214                  * VF driver and is sending garbage over the channel.
4215                  */
4216                 DP_NOTICE(p_hwfn, false,
4217                           "VF[%02x]: unknown TLV. type %04x length %04x"
4218                           " padding %08x reply address %lu\n",
4219                           p_vf->abs_vf_id,
4220                           mbx->first_tlv.tl.type,
4221                           mbx->first_tlv.tl.length,
4222                           mbx->first_tlv.padding,
4223                           (unsigned long)mbx->first_tlv.reply_address);
4224
4225                 /* Try replying in case reply address matches the acquisition's
4226                  * posted address.
4227                  */
4228                 if (p_vf->acquire.first_tlv.reply_address &&
4229                     (mbx->first_tlv.reply_address ==
4230                      p_vf->acquire.first_tlv.reply_address))
4231                         ecore_iov_prepare_resp(p_hwfn, p_ptt, p_vf,
4232                                                mbx->first_tlv.tl.type,
4233                                                sizeof(struct pfvf_def_resp_tlv),
4234                                                PFVF_STATUS_NOT_SUPPORTED);
4235                 else
4236                         DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4237                                    "VF[%02x]: Can't respond to TLV -"
4238                                    " no valid reply address\n",
4239                                    p_vf->abs_vf_id);
4240         }
4241
4242         ecore_iov_unlock_vf_pf_channel(p_hwfn, p_vf,
4243                                        mbx->first_tlv.tl.type);
4244
4245 #ifdef CONFIG_ECORE_SW_CHANNEL
4246         mbx->sw_mbx.mbx_state = VF_PF_RESPONSE_READY;
4247         mbx->sw_mbx.response_offset = 0;
4248 #endif
4249 }
4250
4251 void ecore_iov_pf_get_pending_events(struct ecore_hwfn *p_hwfn,
4252                                      u64 *events)
4253 {
4254         int i;
4255
4256         OSAL_MEM_ZERO(events, sizeof(u64) * ECORE_VF_ARRAY_LENGTH);
4257
4258         ecore_for_each_vf(p_hwfn, i) {
4259                 struct ecore_vf_info *p_vf;
4260
4261                 p_vf = &p_hwfn->pf_iov_info->vfs_array[i];
4262                 if (p_vf->vf_mbx.b_pending_msg)
4263                         events[i / 64] |= 1ULL << (i % 64);
4264         }
4265 }
4266
4267 static struct ecore_vf_info *
4268 ecore_sriov_get_vf_from_absid(struct ecore_hwfn *p_hwfn, u16 abs_vfid)
4269 {
4270         u8 min = (u8)p_hwfn->p_dev->p_iov_info->first_vf_in_pf;
4271
4272         if (!_ecore_iov_pf_sanity_check(p_hwfn, (int)abs_vfid - min, false)) {
4273                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4274                            "Got indication for VF [abs 0x%08x] that cannot be"
4275                            " handled by PF\n",
4276                            abs_vfid);
4277                 return OSAL_NULL;
4278         }
4279
4280         return &p_hwfn->pf_iov_info->vfs_array[(u8)abs_vfid - min];
4281 }
4282
4283 static enum _ecore_status_t ecore_sriov_vfpf_msg(struct ecore_hwfn *p_hwfn,
4284                                                  u16 abs_vfid,
4285                                                  struct regpair *vf_msg)
4286 {
4287         struct ecore_vf_info *p_vf = ecore_sriov_get_vf_from_absid(p_hwfn,
4288                                                                    abs_vfid);
4289
4290         if (!p_vf)
4291                 return ECORE_SUCCESS;
4292
4293         /* List the physical address of the request so that handler
4294          * could later on copy the message from it.
4295          */
4296         p_vf->vf_mbx.pending_req = (((u64)vf_msg->hi) << 32) | vf_msg->lo;
4297
4298         p_vf->vf_mbx.b_pending_msg = true;
4299
4300         return OSAL_PF_VF_MSG(p_hwfn, p_vf->relative_vf_id);
4301 }
4302
4303 static void ecore_sriov_vfpf_malicious(struct ecore_hwfn *p_hwfn,
4304                                        struct malicious_vf_eqe_data *p_data)
4305 {
4306         struct ecore_vf_info *p_vf;
4307
4308         p_vf = ecore_sriov_get_vf_from_absid(p_hwfn, p_data->vf_id);
4309
4310         if (!p_vf)
4311                 return;
4312
4313         if (!p_vf->b_malicious) {
4314                 DP_NOTICE(p_hwfn, false,
4315                           "VF [%d] - Malicious behavior [%02x]\n",
4316                           p_vf->abs_vf_id, p_data->err_id);
4317
4318                 p_vf->b_malicious = true;
4319         } else {
4320                 DP_INFO(p_hwfn,
4321                         "VF [%d] - Malicious behavior [%02x]\n",
4322                         p_vf->abs_vf_id, p_data->err_id);
4323         }
4324
4325         OSAL_PF_VF_MALICIOUS(p_hwfn, p_vf->relative_vf_id);
4326 }
4327
4328 static enum _ecore_status_t ecore_sriov_eqe_event(struct ecore_hwfn *p_hwfn,
4329                                                   u8 opcode,
4330                                                   __le16 echo,
4331                                                   union event_ring_data *data,
4332                                                   u8 OSAL_UNUSED fw_return_code)
4333 {
4334         switch (opcode) {
4335         case COMMON_EVENT_VF_PF_CHANNEL:
4336                 return ecore_sriov_vfpf_msg(p_hwfn, OSAL_LE16_TO_CPU(echo),
4337                                             &data->vf_pf_channel.msg_addr);
4338         case COMMON_EVENT_VF_FLR:
4339                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4340                            "VF-FLR is still not supported\n");
4341                 return ECORE_SUCCESS;
4342         case COMMON_EVENT_MALICIOUS_VF:
4343                 ecore_sriov_vfpf_malicious(p_hwfn, &data->malicious_vf);
4344                 return ECORE_SUCCESS;
4345         default:
4346                 DP_INFO(p_hwfn->p_dev, "Unknown sriov eqe event 0x%02x\n",
4347                         opcode);
4348                 return ECORE_INVAL;
4349         }
4350 }
4351
4352 bool ecore_iov_is_vf_pending_flr(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4353 {
4354         return !!(p_hwfn->pf_iov_info->pending_flr[rel_vf_id / 64] &
4355                    (1ULL << (rel_vf_id % 64)));
4356 }
4357
4358 u16 ecore_iov_get_next_active_vf(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4359 {
4360         struct ecore_hw_sriov_info *p_iov = p_hwfn->p_dev->p_iov_info;
4361         u16 i;
4362
4363         if (!p_iov)
4364                 goto out;
4365
4366         for (i = rel_vf_id; i < p_iov->total_vfs; i++)
4367                 if (ecore_iov_is_valid_vfid(p_hwfn, rel_vf_id, true, false))
4368                         return i;
4369
4370 out:
4371         return MAX_NUM_VFS_E4;
4372 }
4373
4374 enum _ecore_status_t ecore_iov_copy_vf_msg(struct ecore_hwfn *p_hwfn,
4375                                            struct ecore_ptt *ptt, int vfid)
4376 {
4377         struct ecore_dmae_params params;
4378         struct ecore_vf_info *vf_info;
4379
4380         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4381         if (!vf_info)
4382                 return ECORE_INVAL;
4383
4384         OSAL_MEMSET(&params, 0, sizeof(struct ecore_dmae_params));
4385         params.flags = ECORE_DMAE_FLAG_VF_SRC | ECORE_DMAE_FLAG_COMPLETION_DST;
4386         params.src_vfid = vf_info->abs_vf_id;
4387
4388         if (ecore_dmae_host2host(p_hwfn, ptt,
4389                                  vf_info->vf_mbx.pending_req,
4390                                  vf_info->vf_mbx.req_phys,
4391                                  sizeof(union vfpf_tlvs) / 4, &params)) {
4392                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4393                            "Failed to copy message from VF 0x%02x\n", vfid);
4394
4395                 return ECORE_IO;
4396         }
4397
4398         return ECORE_SUCCESS;
4399 }
4400
4401 void ecore_iov_bulletin_set_forced_mac(struct ecore_hwfn *p_hwfn,
4402                                        u8 *mac, int vfid)
4403 {
4404         struct ecore_vf_info *vf_info;
4405         u64 feature;
4406
4407         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4408         if (!vf_info) {
4409                 DP_NOTICE(p_hwfn->p_dev, true,
4410                           "Can not set forced MAC, invalid vfid [%d]\n", vfid);
4411                 return;
4412         }
4413         if (vf_info->b_malicious) {
4414                 DP_NOTICE(p_hwfn->p_dev, false,
4415                           "Can't set forced MAC to malicious VF [%d]\n",
4416                           vfid);
4417                 return;
4418         }
4419
4420         if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
4421                 feature = 1 << VFPF_BULLETIN_MAC_ADDR;
4422         else
4423                 feature = 1 << MAC_ADDR_FORCED;
4424
4425         OSAL_MEMCPY(vf_info->bulletin.p_virt->mac, mac, ETH_ALEN);
4426
4427         vf_info->bulletin.p_virt->valid_bitmap |= feature;
4428         /* Forced MAC will disable MAC_ADDR */
4429         vf_info->bulletin.p_virt->valid_bitmap &=
4430             ~(1 << VFPF_BULLETIN_MAC_ADDR);
4431
4432         ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
4433 }
4434
4435 enum _ecore_status_t ecore_iov_bulletin_set_mac(struct ecore_hwfn *p_hwfn,
4436                                                 u8 *mac, int vfid)
4437 {
4438         struct ecore_vf_info *vf_info;
4439         u64 feature;
4440
4441         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4442         if (!vf_info) {
4443                 DP_NOTICE(p_hwfn->p_dev, true,
4444                           "Can not set MAC, invalid vfid [%d]\n", vfid);
4445                 return ECORE_INVAL;
4446         }
4447         if (vf_info->b_malicious) {
4448                 DP_NOTICE(p_hwfn->p_dev, false,
4449                           "Can't set MAC to malicious VF [%d]\n",
4450                           vfid);
4451                 return ECORE_INVAL;
4452         }
4453
4454         if (vf_info->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED)) {
4455                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4456                            "Can not set MAC, Forced MAC is configured\n");
4457                 return ECORE_INVAL;
4458         }
4459
4460         feature = 1 << VFPF_BULLETIN_MAC_ADDR;
4461         OSAL_MEMCPY(vf_info->bulletin.p_virt->mac, mac, ETH_ALEN);
4462
4463         vf_info->bulletin.p_virt->valid_bitmap |= feature;
4464
4465         if (p_hwfn->pf_params.eth_pf_params.allow_vf_mac_change)
4466                 ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
4467
4468         return ECORE_SUCCESS;
4469 }
4470
4471 #ifndef LINUX_REMOVE
4472 enum _ecore_status_t
4473 ecore_iov_bulletin_set_forced_untagged_default(struct ecore_hwfn *p_hwfn,
4474                                                bool b_untagged_only, int vfid)
4475 {
4476         struct ecore_vf_info *vf_info;
4477         u64 feature;
4478
4479         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4480         if (!vf_info) {
4481                 DP_NOTICE(p_hwfn->p_dev, true,
4482                           "Can not set untagged default, invalid vfid [%d]\n",
4483                           vfid);
4484                 return ECORE_INVAL;
4485         }
4486         if (vf_info->b_malicious) {
4487                 DP_NOTICE(p_hwfn->p_dev, false,
4488                           "Can't set untagged default to malicious VF [%d]\n",
4489                           vfid);
4490                 return ECORE_INVAL;
4491         }
4492
4493         /* Since this is configurable only during vport-start, don't take it
4494          * if we're past that point.
4495          */
4496         if (vf_info->state == VF_ENABLED) {
4497                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4498                            "Can't support untagged change for vfid[%d] -"
4499                            " VF is already active\n",
4500                            vfid);
4501                 return ECORE_INVAL;
4502         }
4503
4504         /* Set configuration; This will later be taken into account during the
4505          * VF initialization.
4506          */
4507         feature = (1 << VFPF_BULLETIN_UNTAGGED_DEFAULT) |
4508             (1 << VFPF_BULLETIN_UNTAGGED_DEFAULT_FORCED);
4509         vf_info->bulletin.p_virt->valid_bitmap |= feature;
4510
4511         vf_info->bulletin.p_virt->default_only_untagged = b_untagged_only ? 1
4512             : 0;
4513
4514         return ECORE_SUCCESS;
4515 }
4516
4517 void ecore_iov_get_vfs_opaque_fid(struct ecore_hwfn *p_hwfn, int vfid,
4518                                   u16 *opaque_fid)
4519 {
4520         struct ecore_vf_info *vf_info;
4521
4522         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4523         if (!vf_info)
4524                 return;
4525
4526         *opaque_fid = vf_info->opaque_fid;
4527 }
4528 #endif
4529
4530 void ecore_iov_bulletin_set_forced_vlan(struct ecore_hwfn *p_hwfn,
4531                                         u16 pvid, int vfid)
4532 {
4533         struct ecore_vf_info *vf_info;
4534         u64 feature;
4535
4536         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4537         if (!vf_info) {
4538                 DP_NOTICE(p_hwfn->p_dev, true,
4539                           "Can not set forced MAC, invalid vfid [%d]\n",
4540                           vfid);
4541                 return;
4542         }
4543         if (vf_info->b_malicious) {
4544                 DP_NOTICE(p_hwfn->p_dev, false,
4545                           "Can't set forced vlan to malicious VF [%d]\n",
4546                           vfid);
4547                 return;
4548         }
4549
4550         feature = 1 << VLAN_ADDR_FORCED;
4551         vf_info->bulletin.p_virt->pvid = pvid;
4552         if (pvid)
4553                 vf_info->bulletin.p_virt->valid_bitmap |= feature;
4554         else
4555                 vf_info->bulletin.p_virt->valid_bitmap &= ~feature;
4556
4557         ecore_iov_configure_vport_forced(p_hwfn, vf_info, feature);
4558 }
4559
4560 void ecore_iov_bulletin_set_udp_ports(struct ecore_hwfn *p_hwfn,
4561                                       int vfid, u16 vxlan_port, u16 geneve_port)
4562 {
4563         struct ecore_vf_info *vf_info;
4564
4565         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4566         if (!vf_info) {
4567                 DP_NOTICE(p_hwfn->p_dev, true,
4568                           "Can not set udp ports, invalid vfid [%d]\n", vfid);
4569                 return;
4570         }
4571
4572         if (vf_info->b_malicious) {
4573                 DP_VERBOSE(p_hwfn, ECORE_MSG_IOV,
4574                            "Can not set udp ports to malicious VF [%d]\n",
4575                            vfid);
4576                 return;
4577         }
4578
4579         vf_info->bulletin.p_virt->vxlan_udp_port = vxlan_port;
4580         vf_info->bulletin.p_virt->geneve_udp_port = geneve_port;
4581 }
4582
4583 bool ecore_iov_vf_has_vport_instance(struct ecore_hwfn *p_hwfn, int vfid)
4584 {
4585         struct ecore_vf_info *p_vf_info;
4586
4587         p_vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4588         if (!p_vf_info)
4589                 return false;
4590
4591         return !!p_vf_info->vport_instance;
4592 }
4593
4594 bool ecore_iov_is_vf_stopped(struct ecore_hwfn *p_hwfn, int vfid)
4595 {
4596         struct ecore_vf_info *p_vf_info;
4597
4598         p_vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4599         if (!p_vf_info)
4600                 return true;
4601
4602         return p_vf_info->state == VF_STOPPED;
4603 }
4604
4605 bool ecore_iov_spoofchk_get(struct ecore_hwfn *p_hwfn, int vfid)
4606 {
4607         struct ecore_vf_info *vf_info;
4608
4609         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4610         if (!vf_info)
4611                 return false;
4612
4613         return vf_info->spoof_chk;
4614 }
4615
4616 enum _ecore_status_t ecore_iov_spoofchk_set(struct ecore_hwfn *p_hwfn,
4617                                             int vfid, bool val)
4618 {
4619         struct ecore_vf_info *vf;
4620         enum _ecore_status_t rc = ECORE_INVAL;
4621
4622         if (!ecore_iov_pf_sanity_check(p_hwfn, vfid)) {
4623                 DP_NOTICE(p_hwfn, true,
4624                           "SR-IOV sanity check failed, can't set spoofchk\n");
4625                 goto out;
4626         }
4627
4628         vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4629         if (!vf)
4630                 goto out;
4631
4632         if (!ecore_iov_vf_has_vport_instance(p_hwfn, vfid)) {
4633                 /* After VF VPORT start PF will configure spoof check */
4634                 vf->req_spoofchk_val = val;
4635                 rc = ECORE_SUCCESS;
4636                 goto out;
4637         }
4638
4639         rc = __ecore_iov_spoofchk_set(p_hwfn, vf, val);
4640
4641 out:
4642         return rc;
4643 }
4644
4645 u8 ecore_iov_vf_chains_per_pf(struct ecore_hwfn *p_hwfn)
4646 {
4647         u8 max_chains_per_vf = p_hwfn->hw_info.max_chains_per_vf;
4648
4649         max_chains_per_vf = (max_chains_per_vf) ? max_chains_per_vf
4650             : ECORE_MAX_VF_CHAINS_PER_PF;
4651
4652         return max_chains_per_vf;
4653 }
4654
4655 void ecore_iov_get_vf_req_virt_mbx_params(struct ecore_hwfn *p_hwfn,
4656                                           u16 rel_vf_id,
4657                                           void **pp_req_virt_addr,
4658                                           u16 *p_req_virt_size)
4659 {
4660         struct ecore_vf_info *vf_info =
4661             ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4662
4663         if (!vf_info)
4664                 return;
4665
4666         if (pp_req_virt_addr)
4667                 *pp_req_virt_addr = vf_info->vf_mbx.req_virt;
4668
4669         if (p_req_virt_size)
4670                 *p_req_virt_size = sizeof(*vf_info->vf_mbx.req_virt);
4671 }
4672
4673 void ecore_iov_get_vf_reply_virt_mbx_params(struct ecore_hwfn *p_hwfn,
4674                                             u16 rel_vf_id,
4675                                             void **pp_reply_virt_addr,
4676                                             u16 *p_reply_virt_size)
4677 {
4678         struct ecore_vf_info *vf_info =
4679             ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4680
4681         if (!vf_info)
4682                 return;
4683
4684         if (pp_reply_virt_addr)
4685                 *pp_reply_virt_addr = vf_info->vf_mbx.reply_virt;
4686
4687         if (p_reply_virt_size)
4688                 *p_reply_virt_size = sizeof(*vf_info->vf_mbx.reply_virt);
4689 }
4690
4691 #ifdef CONFIG_ECORE_SW_CHANNEL
4692 struct ecore_iov_sw_mbx *ecore_iov_get_vf_sw_mbx(struct ecore_hwfn *p_hwfn,
4693                                                  u16 rel_vf_id)
4694 {
4695         struct ecore_vf_info *vf_info =
4696             ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4697
4698         if (!vf_info)
4699                 return OSAL_NULL;
4700
4701         return &vf_info->vf_mbx.sw_mbx;
4702 }
4703 #endif
4704
4705 bool ecore_iov_is_valid_vfpf_msg_length(u32 length)
4706 {
4707         return (length >= sizeof(struct vfpf_first_tlv) &&
4708                 (length <= sizeof(union vfpf_tlvs)));
4709 }
4710
4711 u32 ecore_iov_pfvf_msg_length(void)
4712 {
4713         return sizeof(union pfvf_tlvs);
4714 }
4715
4716 u8 *ecore_iov_bulletin_get_mac(struct ecore_hwfn *p_hwfn,
4717                                       u16 rel_vf_id)
4718 {
4719         struct ecore_vf_info *p_vf;
4720
4721         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4722         if (!p_vf || !p_vf->bulletin.p_virt)
4723                 return OSAL_NULL;
4724
4725         if (!(p_vf->bulletin.p_virt->valid_bitmap &
4726                 (1 << VFPF_BULLETIN_MAC_ADDR)))
4727                 return OSAL_NULL;
4728
4729         return p_vf->bulletin.p_virt->mac;
4730 }
4731
4732 u8 *ecore_iov_bulletin_get_forced_mac(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4733 {
4734         struct ecore_vf_info *p_vf;
4735
4736         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4737         if (!p_vf || !p_vf->bulletin.p_virt)
4738                 return OSAL_NULL;
4739
4740         if (!(p_vf->bulletin.p_virt->valid_bitmap & (1 << MAC_ADDR_FORCED)))
4741                 return OSAL_NULL;
4742
4743         return p_vf->bulletin.p_virt->mac;
4744 }
4745
4746 u16 ecore_iov_bulletin_get_forced_vlan(struct ecore_hwfn *p_hwfn,
4747                                        u16 rel_vf_id)
4748 {
4749         struct ecore_vf_info *p_vf;
4750
4751         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4752         if (!p_vf || !p_vf->bulletin.p_virt)
4753                 return 0;
4754
4755         if (!(p_vf->bulletin.p_virt->valid_bitmap & (1 << VLAN_ADDR_FORCED)))
4756                 return 0;
4757
4758         return p_vf->bulletin.p_virt->pvid;
4759 }
4760
4761 enum _ecore_status_t ecore_iov_configure_tx_rate(struct ecore_hwfn *p_hwfn,
4762                                                  struct ecore_ptt *p_ptt,
4763                                                  int vfid, int val)
4764 {
4765         struct ecore_mcp_link_state *p_link;
4766         struct ecore_vf_info *vf;
4767         u8 abs_vp_id = 0;
4768         enum _ecore_status_t rc;
4769
4770         vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4771
4772         if (!vf)
4773                 return ECORE_INVAL;
4774
4775         rc = ecore_fw_vport(p_hwfn, vf->vport_id, &abs_vp_id);
4776         if (rc != ECORE_SUCCESS)
4777                 return rc;
4778
4779         p_link = &ECORE_LEADING_HWFN(p_hwfn->p_dev)->mcp_info->link_output;
4780
4781         return ecore_init_vport_rl(p_hwfn, p_ptt, abs_vp_id, (u32)val,
4782                                    p_link->speed);
4783 }
4784
4785 enum _ecore_status_t ecore_iov_get_vf_stats(struct ecore_hwfn *p_hwfn,
4786                                             struct ecore_ptt *p_ptt,
4787                                             int vfid,
4788                                             struct ecore_eth_stats *p_stats)
4789 {
4790         struct ecore_vf_info *vf;
4791
4792         vf = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4793         if (!vf)
4794                 return ECORE_INVAL;
4795
4796         if (vf->state != VF_ENABLED)
4797                 return ECORE_INVAL;
4798
4799         __ecore_get_vport_stats(p_hwfn, p_ptt, p_stats,
4800                                 vf->abs_vf_id + 0x10, false);
4801
4802         return ECORE_SUCCESS;
4803 }
4804
4805 u8 ecore_iov_get_vf_num_rxqs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4806 {
4807         struct ecore_vf_info *p_vf;
4808
4809         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4810         if (!p_vf)
4811                 return 0;
4812
4813         return p_vf->num_rxqs;
4814 }
4815
4816 u8 ecore_iov_get_vf_num_active_rxqs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4817 {
4818         struct ecore_vf_info *p_vf;
4819
4820         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4821         if (!p_vf)
4822                 return 0;
4823
4824         return p_vf->num_active_rxqs;
4825 }
4826
4827 void *ecore_iov_get_vf_ctx(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4828 {
4829         struct ecore_vf_info *p_vf;
4830
4831         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4832         if (!p_vf)
4833                 return OSAL_NULL;
4834
4835         return p_vf->ctx;
4836 }
4837
4838 u8 ecore_iov_get_vf_num_sbs(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4839 {
4840         struct ecore_vf_info *p_vf;
4841
4842         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4843         if (!p_vf)
4844                 return 0;
4845
4846         return p_vf->num_sbs;
4847 }
4848
4849 bool ecore_iov_is_vf_wait_for_acquire(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4850 {
4851         struct ecore_vf_info *p_vf;
4852
4853         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4854         if (!p_vf)
4855                 return false;
4856
4857         return (p_vf->state == VF_FREE);
4858 }
4859
4860 bool ecore_iov_is_vf_acquired_not_initialized(struct ecore_hwfn *p_hwfn,
4861                                               u16 rel_vf_id)
4862 {
4863         struct ecore_vf_info *p_vf;
4864
4865         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4866         if (!p_vf)
4867                 return false;
4868
4869         return (p_vf->state == VF_ACQUIRED);
4870 }
4871
4872 bool ecore_iov_is_vf_initialized(struct ecore_hwfn *p_hwfn, u16 rel_vf_id)
4873 {
4874         struct ecore_vf_info *p_vf;
4875
4876         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4877         if (!p_vf)
4878                 return false;
4879
4880         return (p_vf->state == VF_ENABLED);
4881 }
4882
4883 bool ecore_iov_is_vf_started(struct ecore_hwfn *p_hwfn,
4884                              u16 rel_vf_id)
4885 {
4886         struct ecore_vf_info *p_vf;
4887
4888         p_vf = ecore_iov_get_vf_info(p_hwfn, rel_vf_id, true);
4889         if (!p_vf)
4890                 return false;
4891
4892         return (p_vf->state != VF_FREE && p_vf->state != VF_STOPPED);
4893 }
4894
4895 enum _ecore_status_t
4896 ecore_iov_get_vf_min_rate(struct ecore_hwfn *p_hwfn, int vfid)
4897 {
4898         struct ecore_wfq_data *vf_vp_wfq;
4899         struct ecore_vf_info *vf_info;
4900
4901         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4902         if (!vf_info)
4903                 return 0;
4904
4905         vf_vp_wfq = &p_hwfn->qm_info.wfq_data[vf_info->vport_id];
4906
4907         if (vf_vp_wfq->configured)
4908                 return vf_vp_wfq->min_speed;
4909         else
4910                 return 0;
4911 }
4912
4913 #ifdef CONFIG_ECORE_SW_CHANNEL
4914 void ecore_iov_set_vf_hw_channel(struct ecore_hwfn *p_hwfn, int vfid,
4915                                  bool b_is_hw)
4916 {
4917         struct ecore_vf_info *vf_info;
4918
4919         vf_info = ecore_iov_get_vf_info(p_hwfn, (u16)vfid, true);
4920         if (!vf_info)
4921                 return;
4922
4923         vf_info->b_hw_channel = b_is_hw;
4924 }
4925 #endif