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path: root/drivers/staging/benet/be_netif.c
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-rw-r--r--drivers/staging/benet/be_netif.c705
1 files changed, 0 insertions, 705 deletions
diff --git a/drivers/staging/benet/be_netif.c b/drivers/staging/benet/be_netif.c
deleted file mode 100644
index 2b8daf63dc7d..000000000000
--- a/drivers/staging/benet/be_netif.c
+++ /dev/null
@@ -1,705 +0,0 @@
-/*
- * Copyright (C) 2005 - 2008 ServerEngines
- * All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation. The full GNU General
- * Public License is included in this distribution in the file called COPYING.
- *
- * Contact Information:
- * linux-drivers@serverengines.com
- *
- * ServerEngines
- * 209 N. Fair Oaks Ave
- * Sunnyvale, CA 94085
- */
-/*
- * be_netif.c
- *
- * This file contains various entry points of drivers seen by tcp/ip stack.
- */
-
-#include <linux/if_vlan.h>
-#include <linux/in.h>
-#include "benet.h"
-#include <linux/ip.h>
-#include <linux/inet_lro.h>
-
-/* Strings to print Link properties */
-static const char *link_speed[] = {
- "Invalid link Speed Value",
- "10 Mbps",
- "100 Mbps",
- "1 Gbps",
- "10 Gbps"
-};
-
-static const char *link_duplex[] = {
- "Invalid Duplex Value",
- "Half Duplex",
- "Full Duplex"
-};
-
-static const char *link_state[] = {
- "",
- "(active)"
-};
-
-void be_print_link_info(struct BE_LINK_STATUS *lnk_status)
-{
- u16 si, di, ai;
-
- /* Port 0 */
- if (lnk_status->mac0_speed && lnk_status->mac0_duplex) {
- /* Port is up and running */
- si = (lnk_status->mac0_speed < 5) ? lnk_status->mac0_speed : 0;
- di = (lnk_status->mac0_duplex < 3) ?
- lnk_status->mac0_duplex : 0;
- ai = (lnk_status->active_port == 0) ? 1 : 0;
- printk(KERN_INFO "PortNo. 0: Speed - %s %s %s\n",
- link_speed[si], link_duplex[di], link_state[ai]);
- } else
- printk(KERN_INFO "PortNo. 0: Down\n");
-
- /* Port 1 */
- if (lnk_status->mac1_speed && lnk_status->mac1_duplex) {
- /* Port is up and running */
- si = (lnk_status->mac1_speed < 5) ? lnk_status->mac1_speed : 0;
- di = (lnk_status->mac1_duplex < 3) ?
- lnk_status->mac1_duplex : 0;
- ai = (lnk_status->active_port == 0) ? 1 : 0;
- printk(KERN_INFO "PortNo. 1: Speed - %s %s %s\n",
- link_speed[si], link_duplex[di], link_state[ai]);
- } else
- printk(KERN_INFO "PortNo. 1: Down\n");
-
- return;
-}
-
-static int
-be_get_frag_header(struct skb_frag_struct *frag, void **mac_hdr,
- void **ip_hdr, void **tcpudp_hdr,
- u64 *hdr_flags, void *priv)
-{
- struct ethhdr *eh;
- struct vlan_ethhdr *veh;
- struct iphdr *iph;
- u8 *va = page_address(frag->page) + frag->page_offset;
- unsigned long ll_hlen;
-
- /* find the mac header, abort if not IPv4 */
-
- prefetch(va);
- eh = (struct ethhdr *)va;
- *mac_hdr = eh;
- ll_hlen = ETH_HLEN;
- if (eh->h_proto != htons(ETH_P_IP)) {
- if (eh->h_proto == htons(ETH_P_8021Q)) {
- veh = (struct vlan_ethhdr *)va;
- if (veh->h_vlan_encapsulated_proto != htons(ETH_P_IP))
- return -1;
-
- ll_hlen += VLAN_HLEN;
-
- } else {
- return -1;
- }
- }
- *hdr_flags = LRO_IPV4;
-
- iph = (struct iphdr *)(va + ll_hlen);
- *ip_hdr = iph;
- if (iph->protocol != IPPROTO_TCP)
- return -1;
- *hdr_flags |= LRO_TCP;
- *tcpudp_hdr = (u8 *) (*ip_hdr) + (iph->ihl << 2);
-
- return 0;
-}
-
-static int benet_open(struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
- struct be_adapter *adapter = pnob->adapter;
- struct net_lro_mgr *lro_mgr;
-
- if (adapter->dev_state < BE_DEV_STATE_INIT)
- return -EAGAIN;
-
- lro_mgr = &pnob->lro_mgr;
- lro_mgr->dev = netdev;
-
- lro_mgr->features = LRO_F_NAPI;
- lro_mgr->ip_summed = CHECKSUM_UNNECESSARY;
- lro_mgr->ip_summed_aggr = CHECKSUM_UNNECESSARY;
- lro_mgr->max_desc = BE_MAX_LRO_DESCRIPTORS;
- lro_mgr->lro_arr = pnob->lro_desc;
- lro_mgr->get_frag_header = be_get_frag_header;
- lro_mgr->max_aggr = adapter->max_rx_coal;
- lro_mgr->frag_align_pad = 2;
- if (lro_mgr->max_aggr > MAX_SKB_FRAGS)
- lro_mgr->max_aggr = MAX_SKB_FRAGS;
-
- adapter->max_rx_coal = BE_LRO_MAX_PKTS;
-
- be_update_link_status(adapter);
-
- /*
- * Set carrier on only if Physical Link up
- * Either of the port link status up signifies this
- */
- if ((adapter->port0_link_sts == BE_PORT_LINK_UP) ||
- (adapter->port1_link_sts == BE_PORT_LINK_UP)) {
- netif_start_queue(netdev);
- netif_carrier_on(netdev);
- }
-
- adapter->dev_state = BE_DEV_STATE_OPEN;
- napi_enable(&pnob->napi);
- be_enable_intr(pnob);
- be_enable_eq_intr(pnob);
- /*
- * RX completion queue may be in dis-armed state. Arm it.
- */
- be_notify_cmpl(pnob, 0, pnob->rx_cq_id, 1);
-
- return 0;
-}
-
-static int benet_close(struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
- struct be_adapter *adapter = pnob->adapter;
-
- netif_stop_queue(netdev);
- synchronize_irq(netdev->irq);
-
- be_wait_nic_tx_cmplx_cmpl(pnob);
- adapter->dev_state = BE_DEV_STATE_INIT;
- netif_carrier_off(netdev);
-
- adapter->port0_link_sts = BE_PORT_LINK_DOWN;
- adapter->port1_link_sts = BE_PORT_LINK_DOWN;
- be_disable_intr(pnob);
- be_disable_eq_intr(pnob);
- napi_disable(&pnob->napi);
-
- return 0;
-}
-
-/*
- * Setting a Mac Address for BE
- * Takes netdev and a void pointer as arguments.
- * The pointer holds the new addres to be used.
- */
-static int benet_set_mac_addr(struct net_device *netdev, void *p)
-{
- struct sockaddr *addr = p;
- struct be_net_object *pnob = netdev_priv(netdev);
-
- memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
- be_rxf_mac_address_read_write(&pnob->fn_obj, 0, 0, false, true, false,
- netdev->dev_addr, NULL, NULL);
- /*
- * Since we are doing Active-Passive failover, both
- * ports should have matching MAC addresses everytime.
- */
- be_rxf_mac_address_read_write(&pnob->fn_obj, 1, 0, false, true, false,
- netdev->dev_addr, NULL, NULL);
-
- return 0;
-}
-
-void be_get_stats_timer_handler(unsigned long context)
-{
- struct be_timer_ctxt *ctxt = (struct be_timer_ctxt *)context;
-
- if (atomic_read(&ctxt->get_stat_flag)) {
- atomic_dec(&ctxt->get_stat_flag);
- up((void *)ctxt->get_stat_sem_addr);
- }
- del_timer(&ctxt->get_stats_timer);
- return;
-}
-
-void be_get_stat_cb(void *context, int status,
- struct MCC_WRB_AMAP *optional_wrb)
-{
- struct be_timer_ctxt *ctxt = (struct be_timer_ctxt *)context;
- /*
- * just up the semaphore if the get_stat_flag
- * reads 1. so that the waiter can continue.
- * If it is 0, then it was handled by the timer handler.
- */
- del_timer(&ctxt->get_stats_timer);
- if (atomic_read(&ctxt->get_stat_flag)) {
- atomic_dec(&ctxt->get_stat_flag);
- up((void *)ctxt->get_stat_sem_addr);
- }
-}
-
-struct net_device_stats *benet_get_stats(struct net_device *dev)
-{
- struct be_net_object *pnob = netdev_priv(dev);
- struct be_adapter *adapter = pnob->adapter;
- u64 pa;
- struct be_timer_ctxt *ctxt = &adapter->timer_ctxt;
-
- if (adapter->dev_state != BE_DEV_STATE_OPEN) {
- /* Return previously read stats */
- return &(adapter->benet_stats);
- }
- /* Get Physical Addr */
- pa = pci_map_single(adapter->pdev, adapter->eth_statsp,
- sizeof(struct FWCMD_ETH_GET_STATISTICS),
- PCI_DMA_FROMDEVICE);
- ctxt->get_stat_sem_addr = (unsigned long)&adapter->get_eth_stat_sem;
- atomic_inc(&ctxt->get_stat_flag);
-
- be_rxf_query_eth_statistics(&pnob->fn_obj, adapter->eth_statsp,
- cpu_to_le64(pa), be_get_stat_cb, ctxt,
- NULL);
-
- ctxt->get_stats_timer.data = (unsigned long)ctxt;
- mod_timer(&ctxt->get_stats_timer, (jiffies + (HZ * 2)));
- down((void *)ctxt->get_stat_sem_addr); /* callback will unblock us */
-
- /* Adding port0 and port1 stats. */
- adapter->benet_stats.rx_packets =
- adapter->eth_statsp->params.response.p0recvdtotalframes +
- adapter->eth_statsp->params.response.p1recvdtotalframes;
- adapter->benet_stats.tx_packets =
- adapter->eth_statsp->params.response.p0xmitunicastframes +
- adapter->eth_statsp->params.response.p1xmitunicastframes;
- adapter->benet_stats.tx_bytes =
- adapter->eth_statsp->params.response.p0xmitbyteslsd +
- adapter->eth_statsp->params.response.p1xmitbyteslsd;
- adapter->benet_stats.rx_errors =
- adapter->eth_statsp->params.response.p0crcerrors +
- adapter->eth_statsp->params.response.p1crcerrors;
- adapter->benet_stats.rx_errors +=
- adapter->eth_statsp->params.response.p0alignmentsymerrs +
- adapter->eth_statsp->params.response.p1alignmentsymerrs;
- adapter->benet_stats.rx_errors +=
- adapter->eth_statsp->params.response.p0inrangelenerrors +
- adapter->eth_statsp->params.response.p1inrangelenerrors;
- adapter->benet_stats.rx_bytes =
- adapter->eth_statsp->params.response.p0recvdtotalbytesLSD +
- adapter->eth_statsp->params.response.p1recvdtotalbytesLSD;
- adapter->benet_stats.rx_crc_errors =
- adapter->eth_statsp->params.response.p0crcerrors +
- adapter->eth_statsp->params.response.p1crcerrors;
-
- adapter->benet_stats.tx_packets +=
- adapter->eth_statsp->params.response.p0xmitmulticastframes +
- adapter->eth_statsp->params.response.p1xmitmulticastframes;
- adapter->benet_stats.tx_packets +=
- adapter->eth_statsp->params.response.p0xmitbroadcastframes +
- adapter->eth_statsp->params.response.p1xmitbroadcastframes;
- adapter->benet_stats.tx_errors = 0;
-
- adapter->benet_stats.multicast =
- adapter->eth_statsp->params.response.p0xmitmulticastframes +
- adapter->eth_statsp->params.response.p1xmitmulticastframes;
-
- adapter->benet_stats.rx_fifo_errors =
- adapter->eth_statsp->params.response.p0rxfifooverflowdropped +
- adapter->eth_statsp->params.response.p1rxfifooverflowdropped;
- adapter->benet_stats.rx_frame_errors =
- adapter->eth_statsp->params.response.p0alignmentsymerrs +
- adapter->eth_statsp->params.response.p1alignmentsymerrs;
- adapter->benet_stats.rx_length_errors =
- adapter->eth_statsp->params.response.p0inrangelenerrors +
- adapter->eth_statsp->params.response.p1inrangelenerrors;
- adapter->benet_stats.rx_length_errors +=
- adapter->eth_statsp->params.response.p0outrangeerrors +
- adapter->eth_statsp->params.response.p1outrangeerrors;
- adapter->benet_stats.rx_length_errors +=
- adapter->eth_statsp->params.response.p0frametoolongerrors +
- adapter->eth_statsp->params.response.p1frametoolongerrors;
-
- pci_unmap_single(adapter->pdev, (ulong) adapter->eth_statsp,
- sizeof(struct FWCMD_ETH_GET_STATISTICS),
- PCI_DMA_FROMDEVICE);
- return &(adapter->benet_stats);
-
-}
-
-static void be_start_tx(struct be_net_object *pnob, u32 nposted)
-{
-#define CSR_ETH_MAX_SQPOSTS 255
- struct SQ_DB_AMAP sqdb;
-
- sqdb.dw[0] = 0;
-
- AMAP_SET_BITS_PTR(SQ_DB, cid, &sqdb, pnob->tx_q_id);
- while (nposted) {
- if (nposted > CSR_ETH_MAX_SQPOSTS) {
- AMAP_SET_BITS_PTR(SQ_DB, numPosted, &sqdb,
- CSR_ETH_MAX_SQPOSTS);
- nposted -= CSR_ETH_MAX_SQPOSTS;
- } else {
- AMAP_SET_BITS_PTR(SQ_DB, numPosted, &sqdb, nposted);
- nposted = 0;
- }
- PD_WRITE(&pnob->fn_obj, etx_sq_db, sqdb.dw[0]);
- }
-
- return;
-}
-
-static void update_tx_rate(struct be_adapter *adapter)
-{
- /* update the rate once in two seconds */
- if ((jiffies - adapter->eth_tx_jiffies) > 2 * (HZ)) {
- u32 r;
- r = adapter->eth_tx_bytes /
- ((jiffies - adapter->eth_tx_jiffies) / (HZ));
- r = (r / 1000000); /* M bytes/s */
- adapter->be_stat.bes_eth_tx_rate = (r * 8); /* M bits/s */
- adapter->eth_tx_jiffies = jiffies;
- adapter->eth_tx_bytes = 0;
- }
-}
-
-static int wrb_cnt_in_skb(struct sk_buff *skb)
-{
- int cnt = 0;
- while (skb) {
- if (skb->len > skb->data_len)
- cnt++;
- cnt += skb_shinfo(skb)->nr_frags;
- skb = skb_shinfo(skb)->frag_list;
- }
- BUG_ON(cnt > BE_MAX_TX_FRAG_COUNT);
- return cnt;
-}
-
-static void wrb_fill(struct ETH_WRB_AMAP *wrb, u64 addr, int len)
-{
- AMAP_SET_BITS_PTR(ETH_WRB, frag_pa_hi, wrb, addr >> 32);
- AMAP_SET_BITS_PTR(ETH_WRB, frag_pa_lo, wrb, addr & 0xFFFFFFFF);
- AMAP_SET_BITS_PTR(ETH_WRB, frag_len, wrb, len);
-}
-
-static void wrb_fill_extra(struct ETH_WRB_AMAP *wrb, struct sk_buff *skb,
- struct be_net_object *pnob)
-{
- wrb->dw[2] = 0;
- wrb->dw[3] = 0;
- AMAP_SET_BITS_PTR(ETH_WRB, crc, wrb, 1);
- if (skb_shinfo(skb)->gso_segs > 1 && skb_shinfo(skb)->gso_size) {
- AMAP_SET_BITS_PTR(ETH_WRB, lso, wrb, 1);
- AMAP_SET_BITS_PTR(ETH_WRB, lso_mss, wrb,
- skb_shinfo(skb)->gso_size);
- } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
- u8 proto = ((struct iphdr *)ip_hdr(skb))->protocol;
- if (proto == IPPROTO_TCP)
- AMAP_SET_BITS_PTR(ETH_WRB, tcpcs, wrb, 1);
- else if (proto == IPPROTO_UDP)
- AMAP_SET_BITS_PTR(ETH_WRB, udpcs, wrb, 1);
- }
- if (pnob->vlan_grp && vlan_tx_tag_present(skb)) {
- AMAP_SET_BITS_PTR(ETH_WRB, vlan, wrb, 1);
- AMAP_SET_BITS_PTR(ETH_WRB, vlan_tag, wrb, vlan_tx_tag_get(skb));
- }
-}
-
-static inline void wrb_copy_extra(struct ETH_WRB_AMAP *to,
- struct ETH_WRB_AMAP *from)
-{
-
- to->dw[2] = from->dw[2];
- to->dw[3] = from->dw[3];
-}
-
-/* Returns the actual count of wrbs used including a possible dummy */
-static int copy_skb_to_txq(struct be_net_object *pnob, struct sk_buff *skb,
- u32 wrb_cnt, u32 *copied)
-{
- u64 busaddr;
- struct ETH_WRB_AMAP *wrb = NULL, *first = NULL;
- u32 i;
- bool dummy = true;
- struct pci_dev *pdev = pnob->adapter->pdev;
-
- if (wrb_cnt & 1)
- wrb_cnt++;
- else
- dummy = false;
-
- atomic_add(wrb_cnt, &pnob->tx_q_used);
-
- while (skb) {
- if (skb->len > skb->data_len) {
- int len = skb->len - skb->data_len;
- busaddr = pci_map_single(pdev, skb->data, len,
- PCI_DMA_TODEVICE);
- busaddr = cpu_to_le64(busaddr);
- wrb = &pnob->tx_q[pnob->tx_q_hd];
- if (first == NULL) {
- wrb_fill_extra(wrb, skb, pnob);
- first = wrb;
- } else {
- wrb_copy_extra(wrb, first);
- }
- wrb_fill(wrb, busaddr, len);
- be_adv_txq_hd(pnob);
- *copied += len;
- }
-
- for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- struct skb_frag_struct *frag =
- &skb_shinfo(skb)->frags[i];
- busaddr = pci_map_page(pdev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
- busaddr = cpu_to_le64(busaddr);
- wrb = &pnob->tx_q[pnob->tx_q_hd];
- if (first == NULL) {
- wrb_fill_extra(wrb, skb, pnob);
- first = wrb;
- } else {
- wrb_copy_extra(wrb, first);
- }
- wrb_fill(wrb, busaddr, frag->size);
- be_adv_txq_hd(pnob);
- *copied += frag->size;
- }
- skb = skb_shinfo(skb)->frag_list;
- }
-
- if (dummy) {
- wrb = &pnob->tx_q[pnob->tx_q_hd];
- BUG_ON(first == NULL);
- wrb_copy_extra(wrb, first);
- wrb_fill(wrb, 0, 0);
- be_adv_txq_hd(pnob);
- }
- AMAP_SET_BITS_PTR(ETH_WRB, complete, wrb, 1);
- AMAP_SET_BITS_PTR(ETH_WRB, last, wrb, 1);
- return wrb_cnt;
-}
-
-/* For each skb transmitted, tx_ctxt stores the num of wrbs in the
- * start index and skb pointer in the end index
- */
-static inline void be_tx_wrb_info_remember(struct be_net_object *pnob,
- struct sk_buff *skb, int wrb_cnt,
- u32 start)
-{
- *(u32 *) (&pnob->tx_ctxt[start]) = wrb_cnt;
- index_adv(&start, wrb_cnt - 1, pnob->tx_q_len);
- pnob->tx_ctxt[start] = skb;
-}
-
-static int benet_xmit(struct sk_buff *skb, struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
- struct be_adapter *adapter = pnob->adapter;
- u32 wrb_cnt, copied = 0;
- u32 start = pnob->tx_q_hd;
-
- adapter->be_stat.bes_tx_reqs++;
-
- wrb_cnt = wrb_cnt_in_skb(skb);
- spin_lock_bh(&adapter->txq_lock);
- if ((pnob->tx_q_len - 2 - atomic_read(&pnob->tx_q_used)) <= wrb_cnt) {
- netif_stop_queue(pnob->netdev);
- spin_unlock_bh(&adapter->txq_lock);
- adapter->be_stat.bes_tx_fails++;
- return NETDEV_TX_BUSY;
- }
- spin_unlock_bh(&adapter->txq_lock);
-
- wrb_cnt = copy_skb_to_txq(pnob, skb, wrb_cnt, &copied);
- be_tx_wrb_info_remember(pnob, skb, wrb_cnt, start);
-
- be_start_tx(pnob, wrb_cnt);
-
- adapter->eth_tx_bytes += copied;
- adapter->be_stat.bes_tx_wrbs += wrb_cnt;
- update_tx_rate(adapter);
- netdev->trans_start = jiffies;
-
- return NETDEV_TX_OK;
-}
-
-/*
- * This is the driver entry point to change the mtu of the device
- * Returns 0 for success and errno for failure.
- */
-static int benet_change_mtu(struct net_device *netdev, int new_mtu)
-{
- /*
- * BE supports jumbo frame size upto 9000 bytes including the link layer
- * header. Considering the different variants of frame formats possible
- * like VLAN, SNAP/LLC, the maximum possible value for MTU is 8974 bytes
- */
-
- if (new_mtu < (ETH_ZLEN + ETH_FCS_LEN) || (new_mtu > BE_MAX_MTU)) {
- dev_info(&netdev->dev, "Invalid MTU requested. "
- "Must be between %d and %d bytes\n",
- (ETH_ZLEN + ETH_FCS_LEN), BE_MAX_MTU);
- return -EINVAL;
- }
- dev_info(&netdev->dev, "MTU changed from %d to %d\n",
- netdev->mtu, new_mtu);
- netdev->mtu = new_mtu;
- return 0;
-}
-
-/*
- * This is the driver entry point to register a vlan with the device
- */
-static void benet_vlan_register(struct net_device *netdev,
- struct vlan_group *grp)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
-
- be_disable_eq_intr(pnob);
- pnob->vlan_grp = grp;
- pnob->num_vlans = 0;
- be_enable_eq_intr(pnob);
-}
-
-/*
- * This is the driver entry point to add a vlan vlan_id
- * with the device netdev
- */
-static void benet_vlan_add_vid(struct net_device *netdev, u16 vlan_id)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
-
- if (pnob->num_vlans == (BE_NUM_VLAN_SUPPORTED - 1)) {
- /* no way to return an error */
- dev_info(&netdev->dev,
- "BladeEngine: Cannot configure more than %d Vlans\n",
- BE_NUM_VLAN_SUPPORTED);
- return;
- }
- /* The new vlan tag will be in the slot indicated by num_vlans. */
- pnob->vlan_tag[pnob->num_vlans++] = vlan_id;
- be_rxf_vlan_config(&pnob->fn_obj, false, pnob->num_vlans,
- pnob->vlan_tag, NULL, NULL, NULL);
-}
-
-/*
- * This is the driver entry point to remove a vlan vlan_id
- * with the device netdev
- */
-static void benet_vlan_rem_vid(struct net_device *netdev, u16 vlan_id)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
-
- u32 i, value;
-
- /*
- * In Blade Engine, we support 32 vlan tag filters across both ports.
- * To program a vlan tag, the RXF_RTPR_CSR register is used.
- * Each 32-bit value of RXF_RTDR_CSR can address 2 vlan tag entries.
- * The Vlan table is of depth 16. thus we support 32 tags.
- */
-
- value = vlan_id | VLAN_VALID_BIT;
- for (i = 0; i < BE_NUM_VLAN_SUPPORTED; i++) {
- if (pnob->vlan_tag[i] == vlan_id)
- break;
- }
-
- if (i == BE_NUM_VLAN_SUPPORTED)
- return;
- /* Now compact the vlan tag array by removing hole created. */
- while ((i + 1) < BE_NUM_VLAN_SUPPORTED) {
- pnob->vlan_tag[i] = pnob->vlan_tag[i + 1];
- i++;
- }
- if ((i + 1) == BE_NUM_VLAN_SUPPORTED)
- pnob->vlan_tag[i] = (u16) 0x0;
- pnob->num_vlans--;
- be_rxf_vlan_config(&pnob->fn_obj, false, pnob->num_vlans,
- pnob->vlan_tag, NULL, NULL, NULL);
-}
-
-/*
- * This function is called to program multicast
- * address in the multicast filter of the ASIC.
- */
-static void be_set_multicast_filter(struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
- struct dev_mc_list *mc_ptr;
- u8 mac_addr[32][ETH_ALEN];
- int i;
-
- if (netdev->flags & IFF_ALLMULTI) {
- /* set BE in Multicast promiscuous */
- be_rxf_multicast_config(&pnob->fn_obj, true, 0, NULL, NULL,
- NULL, NULL);
- return;
- }
-
- for (mc_ptr = netdev->mc_list, i = 0; mc_ptr;
- mc_ptr = mc_ptr->next, i++) {
- memcpy(&mac_addr[i][0], mc_ptr->dmi_addr, ETH_ALEN);
- }
-
- /* reset the promiscuous mode also. */
- be_rxf_multicast_config(&pnob->fn_obj, false, i,
- &mac_addr[0][0], NULL, NULL, NULL);
-}
-
-/*
- * This is the driver entry point to set multicast list
- * with the device netdev. This function will be used to
- * set promiscuous mode or multicast promiscuous mode
- * or multicast mode....
- */
-static void benet_set_multicast_list(struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
-
- if (netdev->flags & IFF_PROMISC) {
- be_rxf_promiscuous(&pnob->fn_obj, 1, 1, NULL, NULL, NULL);
- } else {
- be_rxf_promiscuous(&pnob->fn_obj, 0, 0, NULL, NULL, NULL);
- be_set_multicast_filter(netdev);
- }
-}
-
-int benet_init(struct net_device *netdev)
-{
- struct be_net_object *pnob = netdev_priv(netdev);
- struct be_adapter *adapter = pnob->adapter;
-
- ether_setup(netdev);
-
- netdev->open = &benet_open;
- netdev->stop = &benet_close;
- netdev->hard_start_xmit = &benet_xmit;
-
- netdev->get_stats = &benet_get_stats;
-
- netdev->set_multicast_list = &benet_set_multicast_list;
-
- netdev->change_mtu = &benet_change_mtu;
- netdev->set_mac_address = &benet_set_mac_addr;
-
- netdev->vlan_rx_register = benet_vlan_register;
- netdev->vlan_rx_add_vid = benet_vlan_add_vid;
- netdev->vlan_rx_kill_vid = benet_vlan_rem_vid;
-
- netdev->features =
- NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_HW_VLAN_RX | NETIF_F_TSO |
- NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | NETIF_F_IP_CSUM;
-
- netdev->flags |= IFF_MULTICAST;
-
- /* If device is DAC Capable, set the HIGHDMA flag for netdevice. */
- if (adapter->dma_64bit_cap)
- netdev->features |= NETIF_F_HIGHDMA;
-
- SET_ETHTOOL_OPS(netdev, &be_ethtool_ops);
- return 0;
-}