drivers/net/i40e/i40e_pf.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <sys/queue.h>
  35 #include <stdio.h>
  36 #include <errno.h>
  37 #include <stdint.h>
  38 #include <string.h>
  39 #include <unistd.h>
  40 #include <stdarg.h>
  41 #include <inttypes.h>
  42
  43 #include <rte_string_fns.h>
  44 #include <rte_pci.h>
  45 #include <rte_ether.h>
  46 #include <rte_ethdev.h>
  47 #include <rte_memzone.h>
  48 #include <rte_malloc.h>
  49 #include <rte_memcpy.h>
  50
  51 #include "i40e_logs.h"
  52 #include "base/i40e_prototype.h"
  53 #include "base/i40e_adminq_cmd.h"
  54 #include "base/i40e_type.h"
  55 #include "i40e_ethdev.h"
  56 #include "i40e_rxtx.h"
  57 #include "i40e_pf.h"
  58 #include "rte_pmd_i40e.h"
  59
  60 #define I40E_CFG_CRCSTRIP_DEFAULT 1
  61
  62 static int
  63 i40e_pf_host_switch_queues(struct i40e_pf_vf *vf,
  64                            struct i40e_virtchnl_queue_select *qsel,
  65                            bool on);
  66
  67 /**
  68  * Bind PF queues with VSI and VF.
  69  **/
  70 static int
  71 i40e_pf_vf_queues_mapping(struct i40e_pf_vf *vf)
  72 {
  73         int i;
  74         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
  75         uint16_t vsi_id = vf->vsi->vsi_id;
  76         uint16_t vf_id  = vf->vf_idx;
  77         uint16_t nb_qps = vf->vsi->nb_qps;
  78         uint16_t qbase  = vf->vsi->base_queue;
  79         uint16_t q1, q2;
  80         uint32_t val;
  81
  82         /*
  83          * VF should use scatter range queues. So, it needn't
  84          * to set QBASE in this register.
  85          */
  86         i40e_write_rx_ctl(hw, I40E_VSILAN_QBASE(vsi_id),
  87                           I40E_VSILAN_QBASE_VSIQTABLE_ENA_MASK);
  88
  89         /* Set to enable VFLAN_QTABLE[] registers valid */
  90         I40E_WRITE_REG(hw, I40E_VPLAN_MAPENA(vf_id),
  91                 I40E_VPLAN_MAPENA_TXRX_ENA_MASK);
  92
  93         /* map PF queues to VF */
  94         for (i = 0; i < nb_qps; i++) {
  95                 val = ((qbase + i) & I40E_VPLAN_QTABLE_QINDEX_MASK);
  96                 I40E_WRITE_REG(hw, I40E_VPLAN_QTABLE(i, vf_id), val);
  97         }
  98
  99         /* map PF queues to VSI */
 100         for (i = 0; i < I40E_MAX_QP_NUM_PER_VF / 2; i++) {
 101                 if (2 * i > nb_qps - 1)
 102                         q1 = I40E_VSILAN_QTABLE_QINDEX_0_MASK;
 103                 else
 104                         q1 = qbase + 2 * i;
 105
 106                 if (2 * i + 1 > nb_qps - 1)
 107                         q2 = I40E_VSILAN_QTABLE_QINDEX_0_MASK;
 108                 else
 109                         q2 = qbase + 2 * i + 1;
 110
 111                 val = (q2 << I40E_VSILAN_QTABLE_QINDEX_1_SHIFT) + q1;
 112                 i40e_write_rx_ctl(hw, I40E_VSILAN_QTABLE(i, vsi_id), val);
 113         }
 114         I40E_WRITE_FLUSH(hw);
 115
 116         return I40E_SUCCESS;
 117 }
 118
 119
 120 /**
 121  * Proceed VF reset operation.
 122  */
 123 int
 124 i40e_pf_host_vf_reset(struct i40e_pf_vf *vf, bool do_hw_reset)
 125 {
 126         uint32_t val, i;
 127         struct i40e_hw *hw;
 128         struct i40e_pf *pf;
 129         uint16_t vf_id, abs_vf_id, vf_msix_num;
 130         int ret;
 131         struct i40e_virtchnl_queue_select qsel;
 132
 133         if (vf == NULL)
 134                 return -EINVAL;
 135
 136         pf = vf->pf;
 137         hw = I40E_PF_TO_HW(vf->pf);
 138         vf_id = vf->vf_idx;
 139         abs_vf_id = vf_id + hw->func_caps.vf_base_id;
 140
 141         /* Notify VF that we are in VFR progress */
 142         I40E_WRITE_REG(hw, I40E_VFGEN_RSTAT1(vf_id), I40E_VFR_INPROGRESS);
 143
 144         /*
 145          * If require a SW VF reset, a VFLR interrupt will be generated,
 146          * this function will be called again. To avoid it,
 147          * disable interrupt first.
 148          */
 149         if (do_hw_reset) {
 150                 vf->state = I40E_VF_INRESET;
 151                 val = I40E_READ_REG(hw, I40E_VPGEN_VFRTRIG(vf_id));
 152                 val |= I40E_VPGEN_VFRTRIG_VFSWR_MASK;
 153                 I40E_WRITE_REG(hw, I40E_VPGEN_VFRTRIG(vf_id), val);
 154                 I40E_WRITE_FLUSH(hw);
 155         }
 156
 157 #define VFRESET_MAX_WAIT_CNT 100
 158         /* Wait until VF reset is done */
 159         for (i = 0; i < VFRESET_MAX_WAIT_CNT; i++) {
 160                 rte_delay_us(10);
 161                 val = I40E_READ_REG(hw, I40E_VPGEN_VFRSTAT(vf_id));
 162                 if (val & I40E_VPGEN_VFRSTAT_VFRD_MASK)
 163                         break;
 164         }
 165
 166         if (i >= VFRESET_MAX_WAIT_CNT) {
 167                 PMD_DRV_LOG(ERR, "VF reset timeout");
 168                 return -ETIMEDOUT;
 169         }
 170
 171         /* This is not first time to do reset, do cleanup job first */
 172         if (vf->vsi) {
 173                 /* Disable queues */
 174                 memset(&qsel, 0, sizeof(qsel));
 175                 for (i = 0; i < vf->vsi->nb_qps; i++)
 176                         qsel.rx_queues |= 1 << i;
 177                 qsel.tx_queues = qsel.rx_queues;
 178                 ret = i40e_pf_host_switch_queues(vf, &qsel, false);
 179                 if (ret != I40E_SUCCESS) {
 180                         PMD_DRV_LOG(ERR, "Disable VF queues failed");
 181                         return -EFAULT;
 182                 }
 183
 184                 /* Disable VF interrupt setting */
 185                 vf_msix_num = hw->func_caps.num_msix_vectors_vf;
 186                 for (i = 0; i < vf_msix_num; i++) {
 187                         if (!i)
 188                                 val = I40E_VFINT_DYN_CTL0(vf_id);
 189                         else
 190                                 val = I40E_VFINT_DYN_CTLN(((vf_msix_num - 1) *
 191                                                         (vf_id)) + (i - 1));
 192                         I40E_WRITE_REG(hw, val, I40E_VFINT_DYN_CTLN_CLEARPBA_MASK);
 193                 }
 194                 I40E_WRITE_FLUSH(hw);
 195
 196                 /* remove VSI */
 197                 ret = i40e_vsi_release(vf->vsi);
 198                 if (ret != I40E_SUCCESS) {
 199                         PMD_DRV_LOG(ERR, "Release VSI failed");
 200                         return -EFAULT;
 201                 }
 202         }
 203
 204 #define I40E_VF_PCI_ADDR  0xAA
 205 #define I40E_VF_PEND_MASK 0x20
 206         /* Check the pending transactions of this VF */
 207         /* Use absolute VF id, refer to datasheet for details */
 208         I40E_WRITE_REG(hw, I40E_PF_PCI_CIAA, I40E_VF_PCI_ADDR |
 209                 (abs_vf_id << I40E_PF_PCI_CIAA_VF_NUM_SHIFT));
 210         for (i = 0; i < VFRESET_MAX_WAIT_CNT; i++) {
 211                 rte_delay_us(1);
 212                 val = I40E_READ_REG(hw, I40E_PF_PCI_CIAD);
 213                 if ((val & I40E_VF_PEND_MASK) == 0)
 214                         break;
 215         }
 216
 217         if (i >= VFRESET_MAX_WAIT_CNT) {
 218                 PMD_DRV_LOG(ERR, "Wait VF PCI transaction end timeout");
 219                 return -ETIMEDOUT;
 220         }
 221
 222         /* Reset done, Set COMPLETE flag and clear reset bit */
 223         I40E_WRITE_REG(hw, I40E_VFGEN_RSTAT1(vf_id), I40E_VFR_COMPLETED);
 224         val = I40E_READ_REG(hw, I40E_VPGEN_VFRTRIG(vf_id));
 225         val &= ~I40E_VPGEN_VFRTRIG_VFSWR_MASK;
 226         I40E_WRITE_REG(hw, I40E_VPGEN_VFRTRIG(vf_id), val);
 227         vf->reset_cnt++;
 228         I40E_WRITE_FLUSH(hw);
 229
 230         /* Allocate resource again */
 231         if (pf->floating_veb && pf->floating_veb_list[vf_id]) {
 232                 vf->vsi = i40e_vsi_setup(vf->pf, I40E_VSI_SRIOV,
 233                                          NULL, vf->vf_idx);
 234         } else {
 235                 vf->vsi = i40e_vsi_setup(vf->pf, I40E_VSI_SRIOV,
 236                                          vf->pf->main_vsi, vf->vf_idx);
 237         }
 238
 239         if (vf->vsi == NULL) {
 240                 PMD_DRV_LOG(ERR, "Add vsi failed");
 241                 return -EFAULT;
 242         }
 243
 244         ret = i40e_pf_vf_queues_mapping(vf);
 245         if (ret != I40E_SUCCESS) {
 246                 PMD_DRV_LOG(ERR, "queue mapping error");
 247                 i40e_vsi_release(vf->vsi);
 248                 return -EFAULT;
 249         }
 250
 251         I40E_WRITE_REG(hw, I40E_VFGEN_RSTAT1(vf_id), I40E_VFR_VFACTIVE);
 252
 253         return ret;
 254 }
 255
 256 int
 257 i40e_pf_host_send_msg_to_vf(struct i40e_pf_vf *vf,
 258                             uint32_t opcode,
 259                             uint32_t retval,
 260                             uint8_t *msg,
 261                             uint16_t msglen)
 262 {
 263         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 264         uint16_t abs_vf_id = hw->func_caps.vf_base_id + vf->vf_idx;
 265         int ret;
 266
 267         ret = i40e_aq_send_msg_to_vf(hw, abs_vf_id, opcode, retval,
 268                                                 msg, msglen, NULL);
 269         if (ret) {
 270                 PMD_INIT_LOG(ERR, "Fail to send message to VF, err %u",
 271                              hw->aq.asq_last_status);
 272         }
 273
 274         return ret;
 275 }
 276
 277 static void
 278 i40e_pf_host_process_cmd_version(struct i40e_pf_vf *vf, bool b_op)
 279 {
 280         struct i40e_virtchnl_version_info info;
 281
 282         /* Respond like a Linux PF host in order to support both DPDK VF and
 283          * Linux VF driver. The expense is original DPDK host specific feature
 284          * like CFG_VLAN_PVID and CONFIG_VSI_QUEUES_EXT will not available.
 285          *
 286          * DPDK VF also can't identify host driver by version number returned.
 287          * It always assume talking with Linux PF.
 288          */
 289         info.major = I40E_VIRTCHNL_VERSION_MAJOR;
 290         info.minor = I40E_VIRTCHNL_VERSION_MINOR_NO_VF_CAPS;
 291
 292         if (b_op)
 293                 i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION,
 294                                             I40E_SUCCESS,
 295                                             (uint8_t *)&info,
 296                                             sizeof(info));
 297         else
 298                 i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_VERSION,
 299                                             I40E_NOT_SUPPORTED,
 300                                             (uint8_t *)&info,
 301                                             sizeof(info));
 302 }
 303
 304 static int
 305 i40e_pf_host_process_cmd_reset_vf(struct i40e_pf_vf *vf)
 306 {
 307         i40e_pf_host_vf_reset(vf, 1);
 308
 309         /* No feedback will be sent to VF for VFLR */
 310         return I40E_SUCCESS;
 311 }
 312
 313 static int
 314 i40e_pf_host_process_cmd_get_vf_resource(struct i40e_pf_vf *vf, bool b_op)
 315 {
 316         struct i40e_virtchnl_vf_resource *vf_res = NULL;
 317         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 318         uint32_t len = 0;
 319         int ret = I40E_SUCCESS;
 320
 321         if (!b_op) {
 322                 i40e_pf_host_send_msg_to_vf(vf,
 323                                             I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
 324                                             I40E_NOT_SUPPORTED, NULL, 0);
 325                 return ret;
 326         }
 327
 328         /* only have 1 VSI by default */
 329         len =  sizeof(struct i40e_virtchnl_vf_resource) +
 330                                 I40E_DEFAULT_VF_VSI_NUM *
 331                 sizeof(struct i40e_virtchnl_vsi_resource);
 332
 333         vf_res = rte_zmalloc("i40e_vf_res", len, 0);
 334         if (vf_res == NULL) {
 335                 PMD_DRV_LOG(ERR, "failed to allocate mem");
 336                 ret = I40E_ERR_NO_MEMORY;
 337                 vf_res = NULL;
 338                 len = 0;
 339                 goto send_msg;
 340         }
 341
 342         vf_res->vf_offload_flags = I40E_VIRTCHNL_VF_OFFLOAD_L2 |
 343                                 I40E_VIRTCHNL_VF_OFFLOAD_VLAN;
 344         vf_res->max_vectors = hw->func_caps.num_msix_vectors_vf;
 345         vf_res->num_queue_pairs = vf->vsi->nb_qps;
 346         vf_res->num_vsis = I40E_DEFAULT_VF_VSI_NUM;
 347
 348         /* Change below setting if PF host can support more VSIs for VF */
 349         vf_res->vsi_res[0].vsi_type = I40E_VSI_SRIOV;
 350         /* As assume Vf only has single VSI now, always return 0 */
 351         vf_res->vsi_res[0].vsi_id = 0;
 352         vf_res->vsi_res[0].num_queue_pairs = vf->vsi->nb_qps;
 353         ether_addr_copy(&vf->mac_addr,
 354                 (struct ether_addr *)vf_res->vsi_res[0].default_mac_addr);
 355
 356 send_msg:
 357         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_VF_RESOURCES,
 358                                         ret, (uint8_t *)vf_res, len);
 359         rte_free(vf_res);
 360
 361         return ret;
 362 }
 363
 364 static int
 365 i40e_pf_host_hmc_config_rxq(struct i40e_hw *hw,
 366                             struct i40e_pf_vf *vf,
 367                             struct i40e_virtchnl_rxq_info *rxq,
 368                             uint8_t crcstrip)
 369 {
 370         int err = I40E_SUCCESS;
 371         struct i40e_hmc_obj_rxq rx_ctx;
 372         uint16_t abs_queue_id = vf->vsi->base_queue + rxq->queue_id;
 373
 374         /* Clear the context structure first */
 375         memset(&rx_ctx, 0, sizeof(struct i40e_hmc_obj_rxq));
 376         rx_ctx.dbuff = rxq->databuffer_size >> I40E_RXQ_CTX_DBUFF_SHIFT;
 377         rx_ctx.hbuff = rxq->hdr_size >> I40E_RXQ_CTX_HBUFF_SHIFT;
 378         rx_ctx.base = rxq->dma_ring_addr / I40E_QUEUE_BASE_ADDR_UNIT;
 379         rx_ctx.qlen = rxq->ring_len;
 380 #ifndef RTE_LIBRTE_I40E_16BYTE_RX_DESC
 381         rx_ctx.dsize = 1;
 382 #endif
 383
 384         if (rxq->splithdr_enabled) {
 385                 rx_ctx.hsplit_0 = I40E_HEADER_SPLIT_ALL;
 386                 rx_ctx.dtype = i40e_header_split_enabled;
 387         } else {
 388                 rx_ctx.hsplit_0 = I40E_HEADER_SPLIT_NONE;
 389                 rx_ctx.dtype = i40e_header_split_none;
 390         }
 391         rx_ctx.rxmax = rxq->max_pkt_size;
 392         rx_ctx.tphrdesc_ena = 1;
 393         rx_ctx.tphwdesc_ena = 1;
 394         rx_ctx.tphdata_ena = 1;
 395         rx_ctx.tphhead_ena = 1;
 396         rx_ctx.lrxqthresh = 2;
 397         rx_ctx.crcstrip = crcstrip;
 398         rx_ctx.l2tsel = 1;
 399         rx_ctx.prefena = 1;
 400
 401         err = i40e_clear_lan_rx_queue_context(hw, abs_queue_id);
 402         if (err != I40E_SUCCESS)
 403                 return err;
 404         err = i40e_set_lan_rx_queue_context(hw, abs_queue_id, &rx_ctx);
 405
 406         return err;
 407 }
 408
 409 static int
 410 i40e_pf_host_hmc_config_txq(struct i40e_hw *hw,
 411                             struct i40e_pf_vf *vf,
 412                             struct i40e_virtchnl_txq_info *txq)
 413 {
 414         int err = I40E_SUCCESS;
 415         struct i40e_hmc_obj_txq tx_ctx;
 416         uint32_t qtx_ctl;
 417         uint16_t abs_queue_id = vf->vsi->base_queue + txq->queue_id;
 418
 419
 420         /* clear the context structure first */
 421         memset(&tx_ctx, 0, sizeof(tx_ctx));
 422         tx_ctx.new_context = 1;
 423         tx_ctx.base = txq->dma_ring_addr / I40E_QUEUE_BASE_ADDR_UNIT;
 424         tx_ctx.qlen = txq->ring_len;
 425         tx_ctx.rdylist = rte_le_to_cpu_16(vf->vsi->info.qs_handle[0]);
 426         err = i40e_clear_lan_tx_queue_context(hw, abs_queue_id);
 427         if (err != I40E_SUCCESS)
 428                 return err;
 429
 430         err = i40e_set_lan_tx_queue_context(hw, abs_queue_id, &tx_ctx);
 431         if (err != I40E_SUCCESS)
 432                 return err;
 433
 434         /* bind queue with VF function, since TX/QX will appear in pair,
 435          * so only has QTX_CTL to set.
 436          */
 437         qtx_ctl = (I40E_QTX_CTL_VF_QUEUE << I40E_QTX_CTL_PFVF_Q_SHIFT) |
 438                                 ((hw->pf_id << I40E_QTX_CTL_PF_INDX_SHIFT) &
 439                                 I40E_QTX_CTL_PF_INDX_MASK) |
 440                                 (((vf->vf_idx + hw->func_caps.vf_base_id) <<
 441                                 I40E_QTX_CTL_VFVM_INDX_SHIFT) &
 442                                 I40E_QTX_CTL_VFVM_INDX_MASK);
 443         I40E_WRITE_REG(hw, I40E_QTX_CTL(abs_queue_id), qtx_ctl);
 444         I40E_WRITE_FLUSH(hw);
 445
 446         return I40E_SUCCESS;
 447 }
 448
 449 static int
 450 i40e_pf_host_process_cmd_config_vsi_queues(struct i40e_pf_vf *vf,
 451                                            uint8_t *msg,
 452                                            uint16_t msglen,
 453                                            bool b_op)
 454 {
 455         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 456         struct i40e_vsi *vsi = vf->vsi;
 457         struct i40e_virtchnl_vsi_queue_config_info *vc_vqci =
 458                 (struct i40e_virtchnl_vsi_queue_config_info *)msg;
 459         struct i40e_virtchnl_queue_pair_info *vc_qpi;
 460         int i, ret = I40E_SUCCESS;
 461
 462         if (!b_op) {
 463                 i40e_pf_host_send_msg_to_vf(vf,
 464                                             I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES,
 465                                             I40E_NOT_SUPPORTED, NULL, 0);
 466                 return ret;
 467         }
 468
 469         if (!msg || vc_vqci->num_queue_pairs > vsi->nb_qps ||
 470                 vc_vqci->num_queue_pairs > I40E_MAX_VSI_QP ||
 471                 msglen < I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqci,
 472                                         vc_vqci->num_queue_pairs)) {
 473                 PMD_DRV_LOG(ERR, "vsi_queue_config_info argument wrong\n");
 474                 ret = I40E_ERR_PARAM;
 475                 goto send_msg;
 476         }
 477
 478         vc_qpi = vc_vqci->qpair;
 479         for (i = 0; i < vc_vqci->num_queue_pairs; i++) {
 480                 if (vc_qpi[i].rxq.queue_id > vsi->nb_qps - 1 ||
 481                         vc_qpi[i].txq.queue_id > vsi->nb_qps - 1) {
 482                         ret = I40E_ERR_PARAM;
 483                         goto send_msg;
 484                 }
 485
 486                 /*
 487                  * Apply VF RX queue setting to HMC.
 488                  * If the opcode is I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
 489                  * then the extra information of
 490                  * 'struct i40e_virtchnl_queue_pair_extra_info' is needed,
 491                  * otherwise set the last parameter to NULL.
 492                  */
 493                 if (i40e_pf_host_hmc_config_rxq(hw, vf, &vc_qpi[i].rxq,
 494                         I40E_CFG_CRCSTRIP_DEFAULT) != I40E_SUCCESS) {
 495                         PMD_DRV_LOG(ERR, "Configure RX queue HMC failed");
 496                         ret = I40E_ERR_PARAM;
 497                         goto send_msg;
 498                 }
 499
 500                 /* Apply VF TX queue setting to HMC */
 501                 if (i40e_pf_host_hmc_config_txq(hw, vf,
 502                         &vc_qpi[i].txq) != I40E_SUCCESS) {
 503                         PMD_DRV_LOG(ERR, "Configure TX queue HMC failed");
 504                         ret = I40E_ERR_PARAM;
 505                         goto send_msg;
 506                 }
 507         }
 508
 509 send_msg:
 510         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES,
 511                                                         ret, NULL, 0);
 512
 513         return ret;
 514 }
 515
 516 static int
 517 i40e_pf_host_process_cmd_config_vsi_queues_ext(struct i40e_pf_vf *vf,
 518                                                uint8_t *msg,
 519                                                uint16_t msglen,
 520                                                bool b_op)
 521 {
 522         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 523         struct i40e_vsi *vsi = vf->vsi;
 524         struct i40e_virtchnl_vsi_queue_config_ext_info *vc_vqcei =
 525                 (struct i40e_virtchnl_vsi_queue_config_ext_info *)msg;
 526         struct i40e_virtchnl_queue_pair_ext_info *vc_qpei;
 527         int i, ret = I40E_SUCCESS;
 528
 529         if (!b_op) {
 530                 i40e_pf_host_send_msg_to_vf(
 531                         vf,
 532                         I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
 533                         I40E_NOT_SUPPORTED, NULL, 0);
 534                 return ret;
 535         }
 536
 537         if (!msg || vc_vqcei->num_queue_pairs > vsi->nb_qps ||
 538                 vc_vqcei->num_queue_pairs > I40E_MAX_VSI_QP ||
 539                 msglen < I40E_VIRTCHNL_CONFIG_VSI_QUEUES_SIZE(vc_vqcei,
 540                                         vc_vqcei->num_queue_pairs)) {
 541                 PMD_DRV_LOG(ERR, "vsi_queue_config_ext_info argument wrong\n");
 542                 ret = I40E_ERR_PARAM;
 543                 goto send_msg;
 544         }
 545
 546         vc_qpei = vc_vqcei->qpair;
 547         for (i = 0; i < vc_vqcei->num_queue_pairs; i++) {
 548                 if (vc_qpei[i].rxq.queue_id > vsi->nb_qps - 1 ||
 549                         vc_qpei[i].txq.queue_id > vsi->nb_qps - 1) {
 550                         ret = I40E_ERR_PARAM;
 551                         goto send_msg;
 552                 }
 553                 /*
 554                  * Apply VF RX queue setting to HMC.
 555                  * If the opcode is I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
 556                  * then the extra information of
 557                  * 'struct i40e_virtchnl_queue_pair_ext_info' is needed,
 558                  * otherwise set the last parameter to NULL.
 559                  */
 560                 if (i40e_pf_host_hmc_config_rxq(hw, vf, &vc_qpei[i].rxq,
 561                         vc_qpei[i].rxq_ext.crcstrip) != I40E_SUCCESS) {
 562                         PMD_DRV_LOG(ERR, "Configure RX queue HMC failed");
 563                         ret = I40E_ERR_PARAM;
 564                         goto send_msg;
 565                 }
 566
 567                 /* Apply VF TX queue setting to HMC */
 568                 if (i40e_pf_host_hmc_config_txq(hw, vf, &vc_qpei[i].txq) !=
 569                                                         I40E_SUCCESS) {
 570                         PMD_DRV_LOG(ERR, "Configure TX queue HMC failed");
 571                         ret = I40E_ERR_PARAM;
 572                         goto send_msg;
 573                 }
 574         }
 575
 576 send_msg:
 577         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT,
 578                                                                 ret, NULL, 0);
 579
 580         return ret;
 581 }
 582
 583 static int
 584 i40e_pf_host_process_cmd_config_irq_map(struct i40e_pf_vf *vf,
 585                                         uint8_t *msg, uint16_t msglen,
 586                                         bool b_op)
 587 {
 588         int ret = I40E_SUCCESS;
 589         struct i40e_virtchnl_irq_map_info *irqmap =
 590             (struct i40e_virtchnl_irq_map_info *)msg;
 591
 592         if (!b_op) {
 593                 i40e_pf_host_send_msg_to_vf(
 594                         vf,
 595                         I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP,
 596                         I40E_NOT_SUPPORTED, NULL, 0);
 597                 return ret;
 598         }
 599
 600         if (msg == NULL || msglen < sizeof(struct i40e_virtchnl_irq_map_info)) {
 601                 PMD_DRV_LOG(ERR, "buffer too short");
 602                 ret = I40E_ERR_PARAM;
 603                 goto send_msg;
 604         }
 605
 606         /* Assume VF only have 1 vector to bind all queues */
 607         if (irqmap->num_vectors != 1) {
 608                 PMD_DRV_LOG(ERR, "DKDK host only support 1 vector");
 609                 ret = I40E_ERR_PARAM;
 610                 goto send_msg;
 611         }
 612
 613         /* This MSIX intr store the intr in VF range */
 614         vf->vsi->msix_intr = irqmap->vecmap[0].vector_id;
 615         vf->vsi->nb_msix = irqmap->num_vectors;
 616         vf->vsi->nb_used_qps = vf->vsi->nb_qps;
 617
 618         /* Don't care how the TX/RX queue mapping with this vector.
 619          * Link all VF RX queues together. Only did mapping work.
 620          * VF can disable/enable the intr by itself.
 621          */
 622         i40e_vsi_queues_bind_intr(vf->vsi);
 623 send_msg:
 624         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP,
 625                                                         ret, NULL, 0);
 626
 627         return ret;
 628 }
 629
 630 static int
 631 i40e_pf_host_switch_queues(struct i40e_pf_vf *vf,
 632                            struct i40e_virtchnl_queue_select *qsel,
 633                            bool on)
 634 {
 635         int ret = I40E_SUCCESS;
 636         int i;
 637         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 638         uint16_t baseq = vf->vsi->base_queue;
 639
 640         if (qsel->rx_queues + qsel->tx_queues == 0)
 641                 return I40E_ERR_PARAM;
 642
 643         /* always enable RX first and disable last */
 644         /* Enable RX if it's enable */
 645         if (on) {
 646                 for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
 647                         if (qsel->rx_queues & (1 << i)) {
 648                                 ret = i40e_switch_rx_queue(hw, baseq + i, on);
 649                                 if (ret != I40E_SUCCESS)
 650                                         return ret;
 651                         }
 652         }
 653
 654         /* Enable/Disable TX */
 655         for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
 656                 if (qsel->tx_queues & (1 << i)) {
 657                         ret = i40e_switch_tx_queue(hw, baseq + i, on);
 658                         if (ret != I40E_SUCCESS)
 659                                 return ret;
 660                 }
 661
 662         /* disable RX last if it's disable */
 663         if (!on) {
 664                 /* disable RX */
 665                 for (i = 0; i < I40E_MAX_QP_NUM_PER_VF; i++)
 666                         if (qsel->rx_queues & (1 << i)) {
 667                                 ret = i40e_switch_rx_queue(hw, baseq + i, on);
 668                                 if (ret != I40E_SUCCESS)
 669                                         return ret;
 670                         }
 671         }
 672
 673         return ret;
 674 }
 675
 676 static int
 677 i40e_pf_host_process_cmd_enable_queues(struct i40e_pf_vf *vf,
 678                                        uint8_t *msg,
 679                                        uint16_t msglen)
 680 {
 681         int ret = I40E_SUCCESS;
 682         struct i40e_virtchnl_queue_select *q_sel =
 683                 (struct i40e_virtchnl_queue_select *)msg;
 684
 685         if (msg == NULL || msglen != sizeof(*q_sel)) {
 686                 ret = I40E_ERR_PARAM;
 687                 goto send_msg;
 688         }
 689         ret = i40e_pf_host_switch_queues(vf, q_sel, true);
 690
 691 send_msg:
 692         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_ENABLE_QUEUES,
 693                                                         ret, NULL, 0);
 694
 695         return ret;
 696 }
 697
 698 static int
 699 i40e_pf_host_process_cmd_disable_queues(struct i40e_pf_vf *vf,
 700                                         uint8_t *msg,
 701                                         uint16_t msglen,
 702                                         bool b_op)
 703 {
 704         int ret = I40E_SUCCESS;
 705         struct i40e_virtchnl_queue_select *q_sel =
 706                 (struct i40e_virtchnl_queue_select *)msg;
 707
 708         if (!b_op) {
 709                 i40e_pf_host_send_msg_to_vf(
 710                         vf,
 711                         I40E_VIRTCHNL_OP_DISABLE_QUEUES,
 712                         I40E_NOT_SUPPORTED, NULL, 0);
 713                 return ret;
 714         }
 715
 716         if (msg == NULL || msglen != sizeof(*q_sel)) {
 717                 ret = I40E_ERR_PARAM;
 718                 goto send_msg;
 719         }
 720         ret = i40e_pf_host_switch_queues(vf, q_sel, false);
 721
 722 send_msg:
 723         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_DISABLE_QUEUES,
 724                                                         ret, NULL, 0);
 725
 726         return ret;
 727 }
 728
 729
 730 static int
 731 i40e_pf_host_process_cmd_add_ether_address(struct i40e_pf_vf *vf,
 732                                            uint8_t *msg,
 733                                            uint16_t msglen,
 734                                            bool b_op)
 735 {
 736         int ret = I40E_SUCCESS;
 737         struct i40e_virtchnl_ether_addr_list *addr_list =
 738                         (struct i40e_virtchnl_ether_addr_list *)msg;
 739         struct i40e_mac_filter_info filter;
 740         int i;
 741         struct ether_addr *mac;
 742
 743         if (!b_op) {
 744                 i40e_pf_host_send_msg_to_vf(
 745                         vf,
 746                         I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS,
 747                         I40E_NOT_SUPPORTED, NULL, 0);
 748                 return ret;
 749         }
 750
 751         memset(&filter, 0 , sizeof(struct i40e_mac_filter_info));
 752
 753         if (msg == NULL || msglen <= sizeof(*addr_list)) {
 754                 PMD_DRV_LOG(ERR, "add_ether_address argument too short");
 755                 ret = I40E_ERR_PARAM;
 756                 goto send_msg;
 757         }
 758
 759         for (i = 0; i < addr_list->num_elements; i++) {
 760                 mac = (struct ether_addr *)(addr_list->list[i].addr);
 761                 (void)rte_memcpy(&filter.mac_addr, mac, ETHER_ADDR_LEN);
 762                 filter.filter_type = RTE_MACVLAN_PERFECT_MATCH;
 763                 if (is_zero_ether_addr(mac) ||
 764                     i40e_vsi_add_mac(vf->vsi, &filter)) {
 765                         ret = I40E_ERR_INVALID_MAC_ADDR;
 766                         goto send_msg;
 767                 }
 768         }
 769
 770 send_msg:
 771         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS,
 772                                                         ret, NULL, 0);
 773
 774         return ret;
 775 }
 776
 777 static int
 778 i40e_pf_host_process_cmd_del_ether_address(struct i40e_pf_vf *vf,
 779                                            uint8_t *msg,
 780                                            uint16_t msglen,
 781                                            bool b_op)
 782 {
 783         int ret = I40E_SUCCESS;
 784         struct i40e_virtchnl_ether_addr_list *addr_list =
 785                 (struct i40e_virtchnl_ether_addr_list *)msg;
 786         int i;
 787         struct ether_addr *mac;
 788
 789         if (!b_op) {
 790                 i40e_pf_host_send_msg_to_vf(
 791                         vf,
 792                         I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS,
 793                         I40E_NOT_SUPPORTED, NULL, 0);
 794                 return ret;
 795         }
 796
 797         if (msg == NULL || msglen <= sizeof(*addr_list)) {
 798                 PMD_DRV_LOG(ERR, "delete_ether_address argument too short");
 799                 ret = I40E_ERR_PARAM;
 800                 goto send_msg;
 801         }
 802
 803         for (i = 0; i < addr_list->num_elements; i++) {
 804                 mac = (struct ether_addr *)(addr_list->list[i].addr);
 805                 if(!is_valid_assigned_ether_addr(mac) ||
 806                         i40e_vsi_delete_mac(vf->vsi, mac)) {
 807                         ret = I40E_ERR_INVALID_MAC_ADDR;
 808                         goto send_msg;
 809                 }
 810         }
 811
 812 send_msg:
 813         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS,
 814                                                         ret, NULL, 0);
 815
 816         return ret;
 817 }
 818
 819 static int
 820 i40e_pf_host_process_cmd_add_vlan(struct i40e_pf_vf *vf,
 821                                 uint8_t *msg, uint16_t msglen,
 822                                 bool b_op)
 823 {
 824         int ret = I40E_SUCCESS;
 825         struct i40e_virtchnl_vlan_filter_list *vlan_filter_list =
 826                 (struct i40e_virtchnl_vlan_filter_list *)msg;
 827         int i;
 828         uint16_t *vid;
 829
 830         if (!b_op) {
 831                 i40e_pf_host_send_msg_to_vf(
 832                         vf,
 833                         I40E_VIRTCHNL_OP_ADD_VLAN,
 834                         I40E_NOT_SUPPORTED, NULL, 0);
 835                 return ret;
 836         }
 837
 838         if (msg == NULL || msglen <= sizeof(*vlan_filter_list)) {
 839                 PMD_DRV_LOG(ERR, "add_vlan argument too short");
 840                 ret = I40E_ERR_PARAM;
 841                 goto send_msg;
 842         }
 843
 844         vid = vlan_filter_list->vlan_id;
 845
 846         for (i = 0; i < vlan_filter_list->num_elements; i++) {
 847                 ret = i40e_vsi_add_vlan(vf->vsi, vid[i]);
 848                 if(ret != I40E_SUCCESS)
 849                         goto send_msg;
 850         }
 851
 852 send_msg:
 853         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_ADD_VLAN,
 854                                                 ret, NULL, 0);
 855
 856         return ret;
 857 }
 858
 859 static int
 860 i40e_pf_host_process_cmd_del_vlan(struct i40e_pf_vf *vf,
 861                                   uint8_t *msg,
 862                                   uint16_t msglen,
 863                                   bool b_op)
 864 {
 865         int ret = I40E_SUCCESS;
 866         struct i40e_virtchnl_vlan_filter_list *vlan_filter_list =
 867                         (struct i40e_virtchnl_vlan_filter_list *)msg;
 868         int i;
 869         uint16_t *vid;
 870
 871         if (!b_op) {
 872                 i40e_pf_host_send_msg_to_vf(
 873                         vf,
 874                         I40E_VIRTCHNL_OP_DEL_VLAN,
 875                         I40E_NOT_SUPPORTED, NULL, 0);
 876                 return ret;
 877         }
 878
 879         if (msg == NULL || msglen <= sizeof(*vlan_filter_list)) {
 880                 PMD_DRV_LOG(ERR, "delete_vlan argument too short");
 881                 ret = I40E_ERR_PARAM;
 882                 goto send_msg;
 883         }
 884
 885         vid = vlan_filter_list->vlan_id;
 886         for (i = 0; i < vlan_filter_list->num_elements; i++) {
 887                 ret = i40e_vsi_delete_vlan(vf->vsi, vid[i]);
 888                 if(ret != I40E_SUCCESS)
 889                         goto send_msg;
 890         }
 891
 892 send_msg:
 893         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_DEL_VLAN,
 894                                                 ret, NULL, 0);
 895
 896         return ret;
 897 }
 898
 899 static int
 900 i40e_pf_host_process_cmd_config_promisc_mode(
 901                                         struct i40e_pf_vf *vf,
 902                                         uint8_t *msg,
 903                                         uint16_t msglen,
 904                                         bool b_op)
 905 {
 906         int ret = I40E_SUCCESS;
 907         struct i40e_virtchnl_promisc_info *promisc =
 908                                 (struct i40e_virtchnl_promisc_info *)msg;
 909         struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf);
 910         bool unicast = FALSE, multicast = FALSE;
 911
 912         if (!b_op) {
 913                 i40e_pf_host_send_msg_to_vf(
 914                         vf,
 915                         I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE,
 916                         I40E_NOT_SUPPORTED, NULL, 0);
 917                 return ret;
 918         }
 919
 920         if (msg == NULL || msglen != sizeof(*promisc)) {
 921                 ret = I40E_ERR_PARAM;
 922                 goto send_msg;
 923         }
 924
 925         if (promisc->flags & I40E_FLAG_VF_UNICAST_PROMISC)
 926                 unicast = TRUE;
 927         ret = i40e_aq_set_vsi_unicast_promiscuous(hw,
 928                         vf->vsi->seid, unicast, NULL, true);
 929         if (ret != I40E_SUCCESS)
 930                 goto send_msg;
 931
 932         if (promisc->flags & I40E_FLAG_VF_MULTICAST_PROMISC)
 933                 multicast = TRUE;
 934         ret = i40e_aq_set_vsi_multicast_promiscuous(hw, vf->vsi->seid,
 935                                                 multicast, NULL);
 936
 937 send_msg:
 938         i40e_pf_host_send_msg_to_vf(vf,
 939                 I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE, ret, NULL, 0);
 940
 941         return ret;
 942 }
 943
 944 static int
 945 i40e_pf_host_process_cmd_get_stats(struct i40e_pf_vf *vf, bool b_op)
 946 {
 947         i40e_update_vsi_stats(vf->vsi);
 948
 949         if (b_op)
 950                 i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS,
 951                                             I40E_SUCCESS,
 952                                             (uint8_t *)&vf->vsi->eth_stats,
 953                                             sizeof(vf->vsi->eth_stats));
 954         else
 955                 i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_GET_STATS,
 956                                             I40E_NOT_SUPPORTED,
 957                                             (uint8_t *)&vf->vsi->eth_stats,
 958                                             sizeof(vf->vsi->eth_stats));
 959
 960         return I40E_SUCCESS;
 961 }
 962
 963 static int
 964 i40e_pf_host_process_cmd_cfg_vlan_offload(
 965                                         struct i40e_pf_vf *vf,
 966                                         uint8_t *msg,
 967                                         uint16_t msglen,
 968                                         bool b_op)
 969 {
 970         int ret = I40E_SUCCESS;
 971         struct i40e_virtchnl_vlan_offload_info *offload =
 972                         (struct i40e_virtchnl_vlan_offload_info *)msg;
 973
 974         if (!b_op) {
 975                 i40e_pf_host_send_msg_to_vf(
 976                         vf,
 977                         I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD,
 978                         I40E_NOT_SUPPORTED, NULL, 0);
 979                 return ret;
 980         }
 981
 982         if (msg == NULL || msglen != sizeof(*offload)) {
 983                 ret = I40E_ERR_PARAM;
 984                 goto send_msg;
 985         }
 986
 987         ret = i40e_vsi_config_vlan_stripping(vf->vsi,
 988                                                 !!offload->enable_vlan_strip);
 989         if (ret != 0)
 990                 PMD_DRV_LOG(ERR, "Failed to configure vlan stripping");
 991
 992 send_msg:
 993         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD,
 994                                         ret, NULL, 0);
 995
 996         return ret;
 997 }
 998
 999 static int
1000 i40e_pf_host_process_cmd_cfg_pvid(struct i40e_pf_vf *vf,
1001                                         uint8_t *msg,
1002                                         uint16_t msglen,
1003                                         bool b_op)
1004 {
1005         int ret = I40E_SUCCESS;
1006         struct i40e_virtchnl_pvid_info  *tpid_info =
1007                         (struct i40e_virtchnl_pvid_info *)msg;
1008
1009         if (!b_op) {
1010                 i40e_pf_host_send_msg_to_vf(
1011                         vf,
1012                         I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
1013                         I40E_NOT_SUPPORTED, NULL, 0);
1014                 return ret;
1015         }
1016
1017         if (msg == NULL || msglen != sizeof(*tpid_info)) {
1018                 ret = I40E_ERR_PARAM;
1019                 goto send_msg;
1020         }
1021
1022         ret = i40e_vsi_vlan_pvid_set(vf->vsi, &tpid_info->info);
1023
1024 send_msg:
1025         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_CFG_VLAN_PVID,
1026                                         ret, NULL, 0);
1027
1028         return ret;
1029 }
1030
1031 void
1032 i40e_notify_vf_link_status(struct rte_eth_dev *dev, struct i40e_pf_vf *vf)
1033 {
1034         struct i40e_virtchnl_pf_event event;
1035
1036         event.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE;
1037         event.event_data.link_event.link_status =
1038                 dev->data->dev_link.link_status;
1039         event.event_data.link_event.link_speed =
1040                 (enum i40e_aq_link_speed)dev->data->dev_link.link_speed;
1041         i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_EVENT,
1042                 I40E_SUCCESS, (uint8_t *)&event, sizeof(event));
1043 }
1044
1045 void
1046 i40e_pf_host_handle_vf_msg(struct rte_eth_dev *dev,
1047                            uint16_t abs_vf_id, uint32_t opcode,
1048                            __rte_unused uint32_t retval,
1049                            uint8_t *msg,
1050                            uint16_t msglen)
1051 {
1052         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1053         struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
1054         struct i40e_pf_vf *vf;
1055         /* AdminQ will pass absolute VF id, transfer to internal vf id */
1056         uint16_t vf_id = abs_vf_id - hw->func_caps.vf_base_id;
1057         struct rte_pmd_i40e_mb_event_param cb_param;
1058         bool b_op = TRUE;
1059
1060         if (vf_id > pf->vf_num - 1 || !pf->vfs) {
1061                 PMD_DRV_LOG(ERR, "invalid argument");
1062                 return;
1063         }
1064
1065         vf = &pf->vfs[vf_id];
1066         if (!vf->vsi) {
1067                 PMD_DRV_LOG(ERR, "NO VSI associated with VF found");
1068                 i40e_pf_host_send_msg_to_vf(vf, opcode,
1069                         I40E_ERR_NO_AVAILABLE_VSI, NULL, 0);
1070                 return;
1071         }
1072
1073         /**
1074          * initialise structure to send to user application
1075          * will return response from user in retval field
1076          */
1077         cb_param.retval = RTE_PMD_I40E_MB_EVENT_PROCEED;
1078         cb_param.vfid = vf_id;
1079         cb_param.msg_type = opcode;
1080         cb_param.msg = (void *)msg;
1081         cb_param.msglen = msglen;
1082
1083         /**
1084          * Ask user application if we're allowed to perform those functions.
1085          * If we get cb_param.retval == RTE_PMD_I40E_MB_EVENT_PROCEED,
1086          * then business as usual.
1087          * If RTE_PMD_I40E_MB_EVENT_NOOP_ACK or RTE_PMD_I40E_MB_EVENT_NOOP_NACK,
1088          * do nothing and send not_supported to VF. As PF must send a response
1089          * to VF and ACK/NACK is not defined.
1090          */
1091         _rte_eth_dev_callback_process(dev, RTE_ETH_EVENT_VF_MBOX, &cb_param);
1092         if (cb_param.retval != RTE_PMD_I40E_MB_EVENT_PROCEED) {
1093                 PMD_DRV_LOG(WARNING, "VF to PF message(%d) is not permitted!",
1094                             opcode);
1095                 b_op = FALSE;
1096         }
1097
1098         switch (opcode) {
1099         case I40E_VIRTCHNL_OP_VERSION :
1100                 PMD_DRV_LOG(INFO, "OP_VERSION received");
1101                 i40e_pf_host_process_cmd_version(vf, b_op);
1102                 break;
1103         case I40E_VIRTCHNL_OP_RESET_VF :
1104                 PMD_DRV_LOG(INFO, "OP_RESET_VF received");
1105                 i40e_pf_host_process_cmd_reset_vf(vf);
1106                 break;
1107         case I40E_VIRTCHNL_OP_GET_VF_RESOURCES:
1108                 PMD_DRV_LOG(INFO, "OP_GET_VF_RESOURCES received");
1109                 i40e_pf_host_process_cmd_get_vf_resource(vf, b_op);
1110                 break;
1111         case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES:
1112                 PMD_DRV_LOG(INFO, "OP_CONFIG_VSI_QUEUES received");
1113                 i40e_pf_host_process_cmd_config_vsi_queues(vf, msg,
1114                                                            msglen, b_op);
1115                 break;
1116         case I40E_VIRTCHNL_OP_CONFIG_VSI_QUEUES_EXT:
1117                 PMD_DRV_LOG(INFO, "OP_CONFIG_VSI_QUEUES_EXT received");
1118                 i40e_pf_host_process_cmd_config_vsi_queues_ext(vf, msg,
1119                                                                msglen, b_op);
1120                 break;
1121         case I40E_VIRTCHNL_OP_CONFIG_IRQ_MAP:
1122                 PMD_DRV_LOG(INFO, "OP_CONFIG_IRQ_MAP received");
1123                 i40e_pf_host_process_cmd_config_irq_map(vf, msg, msglen, b_op);
1124                 break;
1125         case I40E_VIRTCHNL_OP_ENABLE_QUEUES:
1126                 PMD_DRV_LOG(INFO, "OP_ENABLE_QUEUES received");
1127                 if (b_op) {
1128                         i40e_pf_host_process_cmd_enable_queues(vf, msg, msglen);
1129                         i40e_notify_vf_link_status(dev, vf);
1130                 } else {
1131                         i40e_pf_host_send_msg_to_vf(
1132                                 vf, I40E_VIRTCHNL_OP_ENABLE_QUEUES,
1133                                 I40E_NOT_SUPPORTED, NULL, 0);
1134                 }
1135                 break;
1136         case I40E_VIRTCHNL_OP_DISABLE_QUEUES:
1137                 PMD_DRV_LOG(INFO, "OP_DISABLE_QUEUE received");
1138                 i40e_pf_host_process_cmd_disable_queues(vf, msg, msglen, b_op);
1139                 break;
1140         case I40E_VIRTCHNL_OP_ADD_ETHER_ADDRESS:
1141                 PMD_DRV_LOG(INFO, "OP_ADD_ETHER_ADDRESS received");
1142                 i40e_pf_host_process_cmd_add_ether_address(vf, msg,
1143                                                            msglen, b_op);
1144                 break;
1145         case I40E_VIRTCHNL_OP_DEL_ETHER_ADDRESS:
1146                 PMD_DRV_LOG(INFO, "OP_DEL_ETHER_ADDRESS received");
1147                 i40e_pf_host_process_cmd_del_ether_address(vf, msg,
1148                                                            msglen, b_op);
1149                 break;
1150         case I40E_VIRTCHNL_OP_ADD_VLAN:
1151                 PMD_DRV_LOG(INFO, "OP_ADD_VLAN received");
1152                 i40e_pf_host_process_cmd_add_vlan(vf, msg, msglen, b_op);
1153                 break;
1154         case I40E_VIRTCHNL_OP_DEL_VLAN:
1155                 PMD_DRV_LOG(INFO, "OP_DEL_VLAN received");
1156                 i40e_pf_host_process_cmd_del_vlan(vf, msg, msglen, b_op);
1157                 break;
1158         case I40E_VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE:
1159                 PMD_DRV_LOG(INFO, "OP_CONFIG_PROMISCUOUS_MODE received");
1160                 i40e_pf_host_process_cmd_config_promisc_mode(vf, msg,
1161                                                              msglen, b_op);
1162                 break;
1163         case I40E_VIRTCHNL_OP_GET_STATS:
1164                 PMD_DRV_LOG(INFO, "OP_GET_STATS received");
1165                 i40e_pf_host_process_cmd_get_stats(vf, b_op);
1166                 break;
1167         case I40E_VIRTCHNL_OP_CFG_VLAN_OFFLOAD:
1168                 PMD_DRV_LOG(INFO, "OP_CFG_VLAN_OFFLOAD received");
1169                 i40e_pf_host_process_cmd_cfg_vlan_offload(vf, msg,
1170                                                           msglen, b_op);
1171                 break;
1172         case I40E_VIRTCHNL_OP_CFG_VLAN_PVID:
1173                 PMD_DRV_LOG(INFO, "OP_CFG_VLAN_PVID received");
1174                 i40e_pf_host_process_cmd_cfg_pvid(vf, msg, msglen, b_op);
1175                 break;
1176         /* Don't add command supported below, which will
1177          * return an error code.
1178          */
1179         default:
1180                 PMD_DRV_LOG(ERR, "%u received, not supported", opcode);
1181                 i40e_pf_host_send_msg_to_vf(vf, opcode, I40E_ERR_PARAM,
1182                                                                 NULL, 0);
1183                 break;
1184         }
1185 }
1186
1187 int
1188 i40e_pf_host_init(struct rte_eth_dev *dev)
1189 {
1190         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1191         struct i40e_hw *hw = I40E_PF_TO_HW(pf);
1192         int ret, i;
1193         uint32_t val;
1194
1195         PMD_INIT_FUNC_TRACE();
1196
1197         /**
1198          * return if SRIOV not enabled, VF number not configured or
1199          * no queue assigned.
1200          */
1201         if(!hw->func_caps.sr_iov_1_1 || pf->vf_num == 0 || pf->vf_nb_qps == 0)
1202                 return I40E_SUCCESS;
1203
1204         /* Allocate memory to store VF structure */
1205         pf->vfs = rte_zmalloc("i40e_pf_vf",sizeof(*pf->vfs) * pf->vf_num, 0);
1206         if(pf->vfs == NULL)
1207                 return -ENOMEM;
1208
1209         /* Disable irq0 for VFR event */
1210         i40e_pf_disable_irq0(hw);
1211
1212         /* Disable VF link status interrupt */
1213         val = I40E_READ_REG(hw, I40E_PFGEN_PORTMDIO_NUM);
1214         val &= ~I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_MASK;
1215         I40E_WRITE_REG(hw, I40E_PFGEN_PORTMDIO_NUM, val);
1216         I40E_WRITE_FLUSH(hw);
1217
1218         for (i = 0; i < pf->vf_num; i++) {
1219                 pf->vfs[i].pf = pf;
1220                 pf->vfs[i].state = I40E_VF_INACTIVE;
1221                 pf->vfs[i].vf_idx = i;
1222                 ret = i40e_pf_host_vf_reset(&pf->vfs[i], 0);
1223                 if (ret != I40E_SUCCESS)
1224                         goto fail;
1225                 eth_random_addr(pf->vfs[i].mac_addr.addr_bytes);
1226         }
1227
1228         /* restore irq0 */
1229         i40e_pf_enable_irq0(hw);
1230
1231         return I40E_SUCCESS;
1232
1233 fail:
1234         rte_free(pf->vfs);
1235         i40e_pf_enable_irq0(hw);
1236
1237         return ret;
1238 }
1239
1240 int
1241 i40e_pf_host_uninit(struct rte_eth_dev *dev)
1242 {
1243         struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
1244         struct i40e_hw *hw = I40E_PF_TO_HW(pf);
1245         uint32_t val;
1246
1247         PMD_INIT_FUNC_TRACE();
1248
1249         /**
1250          * return if SRIOV not enabled, VF number not configured or
1251          * no queue assigned.
1252          */
1253         if ((!hw->func_caps.sr_iov_1_1) ||
1254                 (pf->vf_num == 0) ||
1255                 (pf->vf_nb_qps == 0))
1256                 return I40E_SUCCESS;
1257
1258         /* free memory to store VF structure */
1259         rte_free(pf->vfs);
1260         pf->vfs = NULL;
1261
1262         /* Disable irq0 for VFR event */
1263         i40e_pf_disable_irq0(hw);
1264
1265         /* Disable VF link status interrupt */
1266         val = I40E_READ_REG(hw, I40E_PFGEN_PORTMDIO_NUM);
1267         val &= ~I40E_PFGEN_PORTMDIO_NUM_VFLINK_STAT_ENA_MASK;
1268         I40E_WRITE_REG(hw, I40E_PFGEN_PORTMDIO_NUM, val);
1269         I40E_WRITE_FLUSH(hw);
1270
1271         return I40E_SUCCESS;
1272 }