X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fnetxen%2Fnetxen_nic_main.c;h=98737ef72936a34cef220d06cdfb30be0d941424;hb=492b057c426e4aa747484958e18e9da29003985d;hp=8426092deda3d86e446554ae2f0d8bfbcd2f9c0b;hpb=f98a9f693b5f4919d9c4085a2fd8d67c7e152f3e;p=pandora-kernel.git diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 8426092deda3..98737ef72936 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -175,11 +175,6 @@ netxen_napi_add(struct netxen_adapter *adapter, struct net_device *netdev) struct nx_host_sds_ring *sds_ring; struct netxen_recv_context *recv_ctx = &adapter->recv_ctx; - if (adapter->flags & NETXEN_NIC_MSIX_ENABLED) - adapter->max_sds_rings = (num_online_cpus() >= 4) ? 4 : 2; - else - adapter->max_sds_rings = 1; - if (netxen_alloc_sds_rings(recv_ctx, adapter->max_sds_rings)) return 1; @@ -215,8 +210,9 @@ netxen_napi_disable(struct netxen_adapter *adapter) for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &recv_ctx->sds_rings[ring]; - netxen_nic_disable_int(sds_ring); napi_disable(&sds_ring->napi); + netxen_nic_disable_int(sds_ring); + synchronize_irq(sds_ring->irq); } } @@ -288,10 +284,21 @@ static void netxen_check_options(struct netxen_adapter *adapter) else if (adapter->ahw.port_type == NETXEN_NIC_GBE) adapter->num_rxd = MAX_RCV_DESCRIPTORS_1G; - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) + adapter->msix_supported = 0; + if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { adapter->msix_supported = !!use_msi_x; - else - adapter->msix_supported = 0; + adapter->rss_supported = !!use_msi_x; + } else if (adapter->fw_version >= NETXEN_VERSION_CODE(3, 4, 336)) { + switch (adapter->ahw.board_type) { + case NETXEN_BRDTYPE_P2_SB31_10G: + case NETXEN_BRDTYPE_P2_SB31_10G_CX4: + adapter->msix_supported = !!use_msi_x; + adapter->rss_supported = !!use_msi_x; + break; + default: + break; + } + } adapter->num_txd = MAX_CMD_DESCRIPTORS_HOST; adapter->num_jumbo_rxd = MAX_JUMBO_RCV_DESCRIPTORS; @@ -394,11 +401,11 @@ static void netxen_set_msix_bit(struct pci_dev *pdev, int enable) } } -static void netxen_init_msix_entries(struct netxen_adapter *adapter) +static void netxen_init_msix_entries(struct netxen_adapter *adapter, int count) { int i; - for (i = 0; i < MSIX_ENTRIES_PER_ADAPTER; i++) + for (i = 0; i < count; i++) adapter->msix_entries[i].entry = i; } @@ -429,20 +436,38 @@ netxen_read_mac_addr(struct netxen_adapter *adapter) if (!is_valid_ether_addr(netdev->perm_addr)) dev_warn(&pdev->dev, "Bad MAC address %pM.\n", netdev->dev_addr); - else - adapter->macaddr_set(adapter, netdev->dev_addr); return 0; } +int netxen_nic_set_mac(struct net_device *netdev, void *p) +{ + struct netxen_adapter *adapter = netdev_priv(netdev); + struct sockaddr *addr = p; + + if (!is_valid_ether_addr(addr->sa_data)) + return -EINVAL; + + if (netif_running(netdev)) { + netif_device_detach(netdev); + netxen_napi_disable(adapter); + } + + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); + adapter->macaddr_set(adapter, addr->sa_data); + + if (netif_running(netdev)) { + netif_device_attach(netdev); + netxen_napi_enable(adapter); + } + return 0; +} + static void netxen_set_multicast_list(struct net_device *dev) { struct netxen_adapter *adapter = netdev_priv(dev); - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) - netxen_p3_nic_set_multi(dev); - else - netxen_p2_nic_set_multi(dev); + adapter->set_multi(dev); } static const struct net_device_ops netxen_netdev_ops = { @@ -465,6 +490,15 @@ netxen_setup_intr(struct netxen_adapter *adapter) { struct netxen_legacy_intr_set *legacy_intrp; struct pci_dev *pdev = adapter->pdev; + int err, num_msix; + + if (adapter->rss_supported) { + num_msix = (num_online_cpus() >= MSIX_ENTRIES_PER_ADAPTER) ? + MSIX_ENTRIES_PER_ADAPTER : 2; + } else + num_msix = 1; + + adapter->max_sds_rings = 1; adapter->flags &= ~(NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED); @@ -481,24 +515,36 @@ netxen_setup_intr(struct netxen_adapter *adapter) if (adapter->msix_supported) { - netxen_init_msix_entries(adapter); - if (pci_enable_msix(pdev, adapter->msix_entries, - MSIX_ENTRIES_PER_ADAPTER)) - goto request_msi; + netxen_init_msix_entries(adapter, num_msix); + err = pci_enable_msix(pdev, adapter->msix_entries, num_msix); + if (err == 0) { + adapter->flags |= NETXEN_NIC_MSIX_ENABLED; + netxen_set_msix_bit(pdev, 1); - adapter->flags |= NETXEN_NIC_MSIX_ENABLED; - netxen_set_msix_bit(pdev, 1); - dev_info(&pdev->dev, "using msi-x interrupts\n"); + if (adapter->rss_supported) + adapter->max_sds_rings = num_msix; - } else { -request_msi: - if (use_msi && !pci_enable_msi(pdev)) { - adapter->flags |= NETXEN_NIC_MSI_ENABLED; - dev_info(&pdev->dev, "using msi interrupts\n"); - } else - dev_info(&pdev->dev, "using legacy interrupts\n"); + dev_info(&pdev->dev, "using msi-x interrupts\n"); + return; + } + + if (err > 0) + pci_disable_msix(pdev); + + /* fall through for msi */ + } + + if (use_msi && !pci_enable_msi(pdev)) { + adapter->flags |= NETXEN_NIC_MSI_ENABLED; + adapter->msi_tgt_status = + msi_tgt_status[adapter->ahw.pci_func]; + dev_info(&pdev->dev, "using msi interrupts\n"); adapter->msix_entries[0].vector = pdev->irq; + return; } + + dev_info(&pdev->dev, "using legacy interrupts\n"); + adapter->msix_entries[0].vector = pdev->irq; } static void @@ -641,19 +687,17 @@ err_out: } static int -netxen_start_firmware(struct netxen_adapter *adapter) +netxen_start_firmware(struct netxen_adapter *adapter, int request_fw) { int val, err, first_boot; struct pci_dev *pdev = adapter->pdev; int first_driver = 0; - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { - if (adapter->ahw.pci_func == 0) - first_driver = 1; - } else { - if (adapter->portnum == 0) - first_driver = 1; - } + + if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) + first_driver = (adapter->portnum == 0); + else + first_driver = (adapter->ahw.pci_func == 0); if (!first_driver) return 0; @@ -666,6 +710,9 @@ netxen_start_firmware(struct netxen_adapter *adapter) return err; } + if (request_fw) + netxen_request_firmware(adapter); + if (first_boot != 0x55555555) { NXWR32(adapter, CRB_CMDPEG_STATE, 0); netxen_pinit_from_rom(adapter, 0); @@ -733,7 +780,7 @@ netxen_nic_request_irq(struct netxen_adapter *adapter) for (ring = 0; ring < adapter->max_sds_rings; ring++) { sds_ring = &recv_ctx->sds_rings[ring]; - sprintf(sds_ring->name, "%16s[%d]", netdev->name, ring); + sprintf(sds_ring->name, "%s[%d]", netdev->name, ring); err = request_irq(sds_ring->irq, handler, flags, sds_ring->name, sds_ring); if (err) @@ -768,24 +815,25 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev) netxen_nic_driver_name, adapter->portnum); return err; } - adapter->macaddr_set(adapter, netdev->dev_addr); - - netxen_nic_set_link_parameters(adapter); + if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) + adapter->macaddr_set(adapter, netdev->dev_addr); - netxen_set_multicast_list(netdev); - if (adapter->set_mtu) - adapter->set_mtu(adapter, netdev->mtu); + adapter->set_multi(netdev); + adapter->set_mtu(adapter, netdev->mtu); adapter->ahw.linkup = 0; - mod_timer(&adapter->watchdog_timer, jiffies); netxen_napi_enable(adapter); if (adapter->max_sds_rings > 1) netxen_config_rss(adapter, 1); - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) + if (adapter->capabilities & NX_FW_CAPABILITY_LINK_NOTIFICATION) netxen_linkevent_request(adapter, 1); + else + netxen_nic_set_link_parameters(adapter); + + mod_timer(&adapter->watchdog_timer, jiffies); return 0; } @@ -795,11 +843,15 @@ netxen_nic_down(struct netxen_adapter *adapter, struct net_device *netdev) { netif_carrier_off(netdev); netif_stop_queue(netdev); - netxen_napi_disable(adapter); if (adapter->stop_port) adapter->stop_port(adapter); + if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) + netxen_p3_free_mac_list(adapter); + + netxen_napi_disable(adapter); + netxen_release_tx_buffers(adapter); FLUSH_SCHEDULED_WORK(); @@ -844,7 +896,7 @@ netxen_nic_attach(struct netxen_adapter *adapter) } if (adapter->fw_major < 4) { - tx_ring = &adapter->tx_ring; + tx_ring = adapter->tx_ring; tx_ring->crb_cmd_producer = crb_cmd_producer[adapter->portnum]; tx_ring->crb_cmd_consumer = crb_cmd_consumer[adapter->portnum]; @@ -878,10 +930,9 @@ err_out_free_sw: static void netxen_nic_detach(struct netxen_adapter *adapter) { - netxen_nic_free_irq(adapter); - netxen_release_rx_buffers(adapter); netxen_free_hw_resources(adapter); + netxen_nic_free_irq(adapter); netxen_free_sw_resources(adapter); adapter->is_up = 0; @@ -946,6 +997,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) rwlock_init(&adapter->adapter_lock); spin_lock_init(&adapter->tx_clean_lock); + INIT_LIST_HEAD(&adapter->mac_list); err = netxen_setup_pci_map(adapter); if (err) @@ -968,6 +1020,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) SET_ETHTOOL_OPS(netdev, &netxen_nic_ethtool_ops); netdev->features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); + netdev->features |= (NETIF_F_GRO); netdev->vlan_features |= (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO); if (NX_IS_REVISION_P3(revision_id)) { @@ -1000,7 +1053,7 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) break; } - err = netxen_start_firmware(adapter); + err = netxen_start_firmware(adapter, 1); if (err) goto err_out_iounmap; @@ -1098,9 +1151,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev) if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { netxen_nic_detach(adapter); - - if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) - netxen_p3_free_mac_list(adapter); } if (adapter->portnum == 0) @@ -1111,6 +1161,8 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev) netxen_cleanup_pci_map(adapter); + netxen_release_firmware(adapter); + pci_release_regions(pdev); pci_disable_device(pdev); pci_set_drvdata(pdev, NULL); @@ -1162,7 +1214,7 @@ netxen_nic_resume(struct pci_dev *pdev) adapter->curr_window = 255; - err = netxen_start_firmware(adapter); + err = netxen_start_firmware(adapter, 0); if (err) { dev_err(&pdev->dev, "failed to start firmware\n"); return err; @@ -1301,7 +1353,7 @@ static int netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) { struct netxen_adapter *adapter = netdev_priv(netdev); - struct nx_host_tx_ring *tx_ring = &adapter->tx_ring; + struct nx_host_tx_ring *tx_ring = adapter->tx_ring; unsigned int first_seg_len = skb->len - skb->data_len; struct netxen_cmd_buffer *pbuf; struct netxen_skb_frag *buffrag; @@ -1323,7 +1375,7 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) producer = tx_ring->producer; smp_mb(); consumer = tx_ring->sw_consumer; - if ((no_of_desc+2) > find_diff_among(producer, consumer, num_txd)) { + if ((no_of_desc+2) >= find_diff_among(producer, consumer, num_txd)) { netif_stop_queue(netdev); smp_mb(); return NETDEV_TX_BUSY; @@ -1444,7 +1496,6 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) netxen_nic_update_cmd_producer(adapter, tx_ring, producer); adapter->stats.xmitcalled++; - netdev->trans_start = jiffies; return NETDEV_TX_OK; @@ -1663,7 +1714,7 @@ static irqreturn_t netxen_msi_intr(int irq, void *data) /* clear interrupt */ adapter->pci_write_immediate(adapter, - msi_tgt_status[adapter->ahw.pci_func], 0xffffffff); + adapter->msi_tgt_status, 0xffffffff); napi_schedule(&sds_ring->napi); return IRQ_HANDLED;