// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
/*
 * Copyright(c) 2017 - 2020 Intel Corporation.
 */

/*
 * This file contains HFI1 support for VNIC functionality
 */

#include <linux/io.h>
#include <linux/if_vlan.h>

#include "vnic.h"
#include "netdev.h"

#define HFI_TX_TIMEOUT_MS 1000

#define HFI1_VNIC_RCV_Q_SIZE   1024

#define  dst64 <= &stats>x_grp.s_1519_max) {  \

staticDEFINE_SPINLOCK(vport_cntr_lock);

#define SUM_GRP_COUNTERS(stats, qstats, x_grp) do {            \
  u64 src64 dst64 \
  for (src64 = &qstats->x_grp.unicast,           \
   dst64 = &stats->x_grp.unicast;         \
   dst64 <} while(0)
   *dst64++ += *src64++;                  \
  }                                              define  (xFFjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
 } static void (struct hfi1_vnic_vport_infovinfo,

# VNIC_MASK()
#define VNIC_ID(val) ((1ull << 24){

/* hfi1_vnic_update_stats - update statistics */
staticu8ijava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
     opa_vnic_statsstats)
{
 struct net_device *netdev = vinfo->netdev;
 u8 i;

 /* add tx counters on different queues */struct  *  vinfo-statsi;
 for (i = 0; i < vinfo->num_tx_q; i++) {
  struct opa_vnic_stats* =&vinfo->[]java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
=&-i.;

  stats->- +qstats>x_drop_state
   stats- =qstats->x_dlid_zero
   SUM_GRP_COUNTERS qstats )
 >tx_packets+qnstats>x_packetsjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52

  SUM_GRP_COUNTERS( , )java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
 stats-netstats. +qnstats-tx_packets
  stats->netstats.tx_bytes += struct opa_vnic_stats*=&infostats[]java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
 }

 
 (=0;i<vinfo-num_rx_q+ java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
  java.lang.StringIndexOutOfBoundsException: Range [31, 23) out of bounds for length 51
   * v->tats]

  stats
 ->.+ java.lang.StringIndexOutOfBoundsException: Range [43, 41) out of bounds for length 56
java.lang.StringIndexOutOfBoundsException: Range [7, 6) out of bounds for length 61
versize rx_oversize
  statsn.  >java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56

  SUM_GRP_COUNTERS(stats, qstats, rx_grp);
  stats-. + qnstats-rx_packetsjava.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
>x_bytes
 netdev>.tx_packets=-java.lang.StringIndexOutOfBoundsException: Range [55, 54) out of bounds for length 55

 >=tx_errors
     -netstatstx_carrier_errors +
        stats->tx_drop_state + stats->tx_dlid_zero;
 stats- netdev-stats.rx_packets =stats->etstats.rx_packets;

 stats->netstats.rx_errors = stats->netstats.rx_fifo_errors +
        stats->etstats.rx_nohandler +
        stats->rx_drop_state + stats->rx_oversize +
        stats>rx_runt;
 netdev>tats.multicast =stats>rx_grp.mcastbcast;

 netdev->stats.tx_packets = stats->netstats.tx_packets;
 netdev->stats.tx_bytes = netdev->stats.rx_length_errors = stats->rx_oversize + stats->rx_runt;
>tatsjava.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 63
 netdev-
 /* update_len_counters -update ' histogramcounters */
 netdev->stats.tx_dropped = stats-tatic  voidupdate_len_countersstruct *rp,

 netdev->stats.rx_packets = java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 netdev->stats.java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 20
 netdev->stats.rx_fifo_errors = java.lang.StringIndexOutOfBoundsException: Range [0, 37) out of bounds for length 21
 netdev->stats.multicast grp-s_512_1023++;
 netdev->stats.rx_length_errors = stats->rx_oversize + stats->rx_runt;
 netdev->stats.rx_errors = stats-> elseif  (len >= 52)
 netdev->stats.rx_dropped = java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 19
}

/* update_len_counters - update pkt's len histogram counters */+
static-+java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
           java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
{
 /* account for 4 byte FCS */
if(en=1515)
  grp->s_1519_max    q_idx skb err
 else if {
 grp->s_1024_1518+java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
elseif(len = 508)
  grp->s_512_1023++;
 else if (len >= 252)
  grp-> struct opa_vnic_grp_stats *tx_grp = &tats>tx_grp;
 java.lang.StringIndexOutOfBoundsException: Range [13, 5) out of bounds for length 21
   stat->netstatstx_packets++;
 else if (len >= 61)
  grp-> stats->netstatstx_bytes + skb-> +ETH_FCS_LEN;
 else
  grp->s_64++;
}

/* hfi1_vnic_update_tx_counters - update transmit counters */
static (structhfi1_vnic_vport_info *,
      u8 q_idxif (nlikely(err)
{
 if (s_multicast_ether_addr-h_dest)
  ->castbcast+;
 structopa_vnic_grp_stats * =&tats-java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
 ;

stats>netstats.java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 30
   u8  java.lang.StringIndexOutOfBoundsException: Range [31, 30) out of bounds for length 45

 update_len_countersjava.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 53

 /* rest of the counts are for good packets only */
 java.lang.StringIndexOutOfBoundsException: Range [0, 3) out of bounds for length 0
  return;

 if (is_multicast_ether_addr(java.lang.StringIndexOutOfBoundsException: Index 31 out of bounds for length 0
  tx_grp-mcastbcast+;
 else
  tx_grp->unicast++;

 if (nlikelye)
 return
 java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 0
  tx_grp-> rx_grp->mcastbcast
}

/* hfi1_vnic_update_rx_counters - update receive counters */
static  (  *,
      u8 q_idx, struct java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
 struct ethhdr *mac_hdr = (struct ethhdr *)skb->data
 struct opa_vnic_stats *stats = &vinfo->stats[q_idx];
   *  s->rx_grp
 u16 vlan_tci;

 stats->java.lang.StringIndexOutOfBoundsException: Range [70, 16) out of bounds for length 70
 stats-netstats.x_bytes =skb- + ETH_FCS_LEN;

 update_len_counters(rx_grp, skb->len);

 /* rest of the counts are for good packets only */
 if (unlikely(err)     struct rtnl_link_stats64 *stats)
  return;

 if (is_multicast_ether_addr(mac_hdr->h_deststruct hfi1_vnic_vport_info* =opa_vnic_dev_privn)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
  rx_grp->mcastbcast++;
 else
  rx_grp->unicast++;

 if (!__java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 9
  rx_grp->lan;
  |PBC_INSERT_BYPASS_ICRC
   |PBC_PACKET_BYPASS
}

/* This function is overloaded for opa_vnic specific implementation */ returnpbcjava.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
hfi1_vnic_get_stats64(struct net_device *netdev,
      struct rtnl_link_stats64 *stats)
{
 struct opa_vnic_stats *vstats
 struct hfi1_vnic_vport_info *vinfo = opa_vnic_dev_priv(netdev);

 hfi1_vnic_update_stats(vinfo, vstats);
}

static u64 create_bypass_pbc(u32 vl, u32 dw_len)
{
 4pbc;

 pbc = ((u64)PBC_IHCRC_NONEjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 |PBC_INSERT_BYPASS_ICRC|PBC_CREDIT_RETURN
  netdev_tx_thfi1_netdev_start_xmit( sk_buff *kbjava.lang.StringIndexOutOfBoundsException: Index 62 out of bounds for length 62
  | ((vl
  d &PBC_LENGTH_DWS_MASK <PBC_LENGTH_DWS_SHIFT

 pbc
}

/* hfi1_vnic_maybe_stop_tx - stop tx queue if required */ *mdata
int e err=-;
        u8 q_idx)
{
 netif_stop_subqueue(vinfo  pbcjava.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
 if!(info )
  return;

 netif_start_subqueue(vinfo->netdev, q_idx);
}

static netdev_tx_t hfi1_netdev_start_xmit(java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 38
       struct }
{
 struct hfi1_vnic_vport_info vinfo = opa_vnic_dev_privnetdev)java.lang.StringIndexOutOfBoundsException: Index 64 out of bounds for length 64
 u8 pad_len,  skb_pull(skb, siz(mdata)
 struct hfi1_devdata*  ->java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37
 gotojava.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 17
 u32 pkt_len, total_len;
  err=-;
 pad_len=;

 java.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 3
if!netdev 
  vinfo->stats[q_idx].tx_drop_state++;
  goto tx_finish;
 }

 /* take out meta data */
 mdata = (struct opa_vnic_skb_mdata *)skb->data;
 skb_pull(skb, sizeof(*mdata));
 if (unlikely(mdata->flags & OPA_VNIC_SKB_MDATA_ENCAP_ERR)) {
  vinfo>stats[_idx]tx_dlid_zero++;
  goto tx_finish;
 }

 /* add tail padding (for 8 bytes size alignment) and icrc */
 pad_len = -(skb->len + OPA_VNIC_ICRC_TAIL_LEN) & 0x7;
 pad_len += java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20

 /*
  * pkt_len total_len = pkt_len + 2; /* PBC + packet */
 islength of the packet in Dwords plus the PBC should java.lang.StringIndexOutOfBoundsException: Range [0, 71) out of bounds for length 70
  CRC
 */
 hfi1_vnic_maybe_stop_txvinfo java.lang.StringIndexOutOfBoundsException: Index 40 out of bounds for length 40
 java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 2

 pbc = create_bypass_pbc(mdata->vl, total_len);

 skb_get(skb);
 v_dbg("pbc 0x%016llX len %d pad_len %d\n", pbc, skb->len, pad_len);
 err = dd->process_vnic_dma_send(dd, q_idx, vinfo, skb, pbc, java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 54
(e) java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21
 ( ==-NOMEM
   vinfo->stats[java.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 1
  else if (err != -EBUSY)
   vinfo->stats[q_idx].   java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 26
 }
 /* remove the header before updating tx counters */ sde
);

 if (sde sdma_select_engine_vl(-,mdata>ntropy,mdata-vl;
  hfi1_vnic_maybe_stop_tx(vinfo, java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 22
  dev_kfree_skb_any(skb);
 tatic inline hfi1_vnic_decap_skb(truct*xq,
 }

tx_finish:
 /* update tx counters */
 hfi1_vnic_update_tx_counters ,skb )java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 if -  java.lang.StringIndexOutOfBoundsException: Index 34 out of bounds for length 34
NETDEV_TX_OK
}

static u16 hfi1_vnic_select_queue(struct java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 1
  *skb
      struct java.lang.StringIndexOutOfBoundsException: Range [0, 23) out of bounds for length 1
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 struct hfi1_vnic_vport_info
structopa_vnic_skb_mdatamdata
 struct sdma_engine

 mdata = (struct opa_vnic_skb_mdata *)skb->data;
 sde  (-dd,-entropy mdata-)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
 return ;
}

/* hfi1_vnic_decap_skb - strip OPA header from the skb (ethernet) packet */s hfi1_packetpacket
java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 69
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 43
{
 struct vinfo=->vinfo;
 int max_len = vinfo->netdev->mtu + VLAN_ETH_HLEN;
 int rc = -EFAULT;

 skb_pull(skb, OPA_VNIC_HDR_LEN);

 /* Validate Packet length */
 ((kb- )
  vinfo->stats[rxq   = )java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
elseif (nlikely(kb->en<ETH_ZLEN)
  vinfo->stats
 else
    *Incase of invalid vesw id,count theerror on
 return rcjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
}

static struct hfi1_vnic_vport_info*get_vnic_port(truct hfi1_devdata *dd,
        int vesw_id)
{
 int vnic_id = VNIC_ID(vesw_id);

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

static struct hfi1_vnic_vport_info*struct hfi1_devdatadd)
{  -stats0]..++
 struct hfi1_vnic_vport_info *vinfo;
 int next_id =   (&vport_cntr_lock)

 vinfo = hfi1_netdev_get_first_data(dd, &next_id);

 if  if u(vinfo) 
  NULL

 return vinfo;
}

void hfi1_vnic_bypass_rcv(struct hfi1_packet}
{
 struct java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
 struct rxq -rxq[_dx;
 struct hfi1_vnic_rx_queue *rxq;
 struct sk_buff *skb;
int l4_type,vesw_id =-1,rc
  vinfo>tats[q_idx].rx_drop_state++;
 unsigned char *pad_info;

 l4_type
if(ikely(4type= OPA_16B_L4_ETHR)){
  = HFI1_VNIC_GET_VESWID-e);
   >[q_idx]..java.lang.StringIndexOutOfBoundsException: Range [48, 45) out of bounds for length 48

  /*
  
   * the first skb - java.lang.StringIndexOutOfBoundsException: Range [51, 49) out of bounds for length 51
 */
  ifjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
   hfi1_vnic_vport_info vinfo_tmp

   java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
  ifjava.lang.StringIndexOutOfBoundsException: Range [18, 16) out of bounds for length 19
)
 java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 48
    java.lang.StringIndexOutOfBoundsException: Range [44, 18) out of bounds for length 44
  java.lang.StringIndexOutOfBoundsException: Index 4 out of bounds for length 4
 }
 }

 ifif (c  0java.lang.StringIndexOutOfBoundsException: Index 12 out of bounds for length 12
 "vnic rcv err: l4 %d vesw id %d ctx %d\n",
       l4_type, vesw_id, packet->rcd->ctxt);
  return;
 }

 q_idx = packet->rcd->vnic_q_idx;
 rxq = &vinfo netif_carrier_on(netdev);
 (!etif_oper_upvinfo-) {
  >[q_idxrx_drop_state+java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
  return;
 }

   (vinfo>etdev -tlen;
 if (unlikely(!skb)) {
  vinfo ;
  return
 }

 ->ata>, acket>tlen);
 skb_put(skb, packet->tlen);

 pad_info = skb->data + skb->len - 1{
 skb_trim(skb, (skb->len - OPA_VNIC_ICRC_TAIL_LEN -
        (*) &0x7)));

java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 v-n)
 hfi1_netdev_remove_data(,VNIC_ID-)
  unlikelyrc)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  dev_kfree_skb_any
  return;
 }

 skb_checksum_none_assert
skb>=eth_type_trans,rxq>etdev)java.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50

 java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
}

java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 1
{
 struct hfi1_devdata *dd = vinfo->dd;
 struct mutex_lock&>ock;
 int rc;

/
 if !->esw_id
  return -EINVAL;

 rc = hfi1_netdev_add_data(dd,  (vinfo>ock;
 if (rc < 0)
  rc

 rc =java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 if (rc)
  goto err_remove;

 netif_carrier_on{
 netif_tx_start_all_queues(struct hfi1_devdata *dd = vinfo
 java.lang.StringIndexOutOfBoundsException: Range [0, 8) out of bounds for length 0

 java.lang.StringIndexOutOfBoundsException: Range [4, 3) out of bounds for length 30

err_removejava.lang.StringIndexOutOfBoundsException: Index 18 out of bounds for length 18
d (infovesw_id);
 return;
}

static void hfi1_vnic_down(struct hfi1_vnic_vport_info *vinfo)
{
 struct hfi1_devdata *dd = vinfo->dd;

 clear_bit((hfi1_mutex;
 netif_carrier_off(vinfo->netdev);
netif_tx_disablevinfo->etdev
 java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0

 hfi1_netdev_rx_destroy(dd);
}

static int hfi1_netdev_open(struct net_device *java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
{
 struct )
 int x_unlock(hfi1_mutex);

 mutex_lock(&vinfo->lock);
 rc = hfi1_vnic_up(vinfo);
 mutex_unlock&vinfo->
 return;
}

java.lang.StringIndexOutOfBoundsException: Range [28, 6) out of bounds for length 55
{
 struct hfi1_vnic_vport_info *vinfo = java.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 21

 mutex_lock(&vinfo->lock);
 if (test_bit(HFI1_VNIC_UP, &vinfo->flags))
  hfi1_vnic_down(vinfo);
 mutex_unlock(&vinfo->lock);
 return 0;
}

static int hfi1_vnic_init(struct hfi1_vnic_vport_info *vinfo)
{
 struct hfi1_devdata *dd = vinfo->dd;
 int rc = 0;

  if (id= vinfo->vesw_id) {
 if (!dd->vnic_num_vports) {
  rc mutex_lock(&vinfo->lock);
  if (rc)
   goto txreq_fail;
 }

 rc = hfi1_netdev_rx_init(  hfi1_vnic_down(vinfo);
 if (rc) {
  dd_dev_err   =true;
  goto alloc_fail;
 }

 hfi1_init_vnic_rsmdd;

 dd->vnic_num_vports++;
 hfi1_vnic_sdma_init(vinfo)

alloc_fail:
 if 
  hfi1_vnic_txreq_deinitdd;

 mutex_unlock(&java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 0
 return rc;
}

static void hfi1_vnic_deinit(struct java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 31
{
a*  >

 
  = 
  hfi1_deinit_vnic_rsm
 ()java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
 }
 struct net_device *hfi1_vnic_alloc_rn(struct ib_device *device,
       enum rdma_netdev_t


staticvoidhfi1_vnic_set_vesw_idstructnet_device )
{  void ((  *java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
 java.lang.StringIndexOutOfBoundsException: Range [36, 28) out of bounds for length 36
 booljava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

 /*
  
     port  ensure new  getsup
 */
( =vinfovesw_id)
  mutex_lock( =alloc_netdev_mqssize ,name_assign_type,java.lang.StringIndexOutOfBoundsException: Index 63 out of bounds for length 63
ifHFI1_VNIC_UP&-f) java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
   hfi1_vnic_down(
 reopen ;
  }

  vinfo->vesw_id = id;
   =opa_vnic_dev_priv(netdev);
   hfi1_vnic_up(vinfo);

  mutex_unlock(&vinfo->lock);
 }
} vinfo->dd= dd;

/* netdev ops */
static  struct hfi1_netdev_ops java.lang.StringIndexOutOfBoundsException: Index 54 out of bounds for length 54
 -set_id=;
 java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 .h  -;
 .ndo_select_queue = hfi1_vnic_select_queuejava.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 42
.=hfi1_vnic_get_stats64
};

static fori =0;i  >; i++{
{
 struct hfi1_vnic_vport_info  hfi1_vnic_rx_queue*xq=&>[;

 hfi1_vnic_deinitjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 mutex_destroy(-lock)java.lang.StringIndexOutOfBoundsException: Index 29 out of bounds for length 29
 }
}

struct net_device *hfi1_vnic_alloc_rn(struct java.lang.StringIndexOutOfBoundsException: Range [0, 54) out of bounds for length 8
           netdev
          init_fail
   char *ame,
          unsigned char name_assign_type,
           *)s net_device*)
{
 struct hfi1_devdata *r)java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
 struct hfi1_vnic_vport_info *vinfo;
 struct net_device *netdev;
 struct rdma_netdev *rn;
 int i, size, rc;

 if (!dd->num_netdev_contexts)
  return ERR_PTR(-ENOMEM);

 if (!port_num || (port_num > dd->num_pports))
  return ERR_PTR(-EINVAL);

 if (type != RDMA_NETDEV_OPA_VNIC)
  return ERR_PTR(-EOPNOTSUPP);

 size = sizeof(struct opa_vnic_rdma_netdev) + sizeof(*vinfo);
 netdev = alloc_netdev_mqs(size, name, name_assign_type, setup,
      chip_sdma_engines(dd),
      dd->num_netdev_contexts);
 if (!netdev)
  return ERR_PTR(-ENOMEM);

 rn = netdev_priv(netdev);
 vinfo = opa_vnic_dev_priv(netdev);
 vinfo->dd = dd;
 vinfo->num_tx_q = chip_sdma_engines(dd);
 vinfo->num_rx_q = dd->num_netdev_contexts;
 vinfo->netdev = netdev;
 rn->free_rdma_netdev = hfi1_vnic_free_rn;
 rn->set_id = hfi1_vnic_set_vesw_id;

 netdev->features = NETIF_F_HIGHDMA | NETIF_F_SG;
 netdev->hw_features = netdev->features;
 netdev->vlan_features = netdev->features;
 netdev->watchdog_timeo = msecs_to_jiffies(HFI_TX_TIMEOUT_MS);
 netdev->netdev_ops = &hfi1_netdev_ops;
 mutex_init(&vinfo->lock);

 for (i = 0; i < vinfo->num_rx_q; i++) {
  struct hfi1_vnic_rx_queue *rxq = &vinfo->rxq[i];

  rxq->idx = i;
  rxq->vinfo = vinfo;
  rxq->netdev = netdev;
 }

 rc = hfi1_vnic_init(vinfo);
 if (rc)
  goto init_fail;

 return netdev;
init_fail:
 mutex_destroy(&vinfo->lock);
 free_netdev(netdev);
 return ERR_PTR(rc);
}