diff options
author | Felix Blyakher <felixb@sgi.com> | 2009-03-24 14:25:34 -0500 |
---|---|---|
committer | Felix Blyakher <felixb@sgi.com> | 2009-03-24 14:25:34 -0500 |
commit | 61454f33389ecfac68846e07d29c8d18af342c43 (patch) | |
tree | 7dcf069151aa7331c9261d262df4c192b2fabc34 /drivers/staging/benet/be_netif.c | |
parent | 4740cd8b4f27d6ac11e76c432d5d03fb780b2596 (diff) | |
parent | 8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/staging/benet/be_netif.c')
-rw-r--r-- | drivers/staging/benet/be_netif.c | 705 |
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 2b8daf63dc7..00000000000 --- 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; -} |