diff options
Diffstat (limited to 'drivers/net/forcedeth.c')
-rw-r--r-- | drivers/net/forcedeth.c | 110 |
1 files changed, 69 insertions, 41 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index cc7328b1552..5b910cf6374 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -13,7 +13,7 @@ * Copyright (C) 2004 Andrew de Quincey (wol support) * Copyright (C) 2004 Carl-Daniel Hailfinger (invalid MAC handling, insane * IRQ rate fixes, bigendian fixes, cleanups, verification) - * Copyright (c) 2004,2005,2006,2007,2008 NVIDIA Corporation + * Copyright (c) 2004,2005,2006,2007,2008,2009 NVIDIA Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -39,7 +39,7 @@ * DEV_NEED_TIMERIRQ will not harm you on sane hardware, only generating a few * superfluous timer interrupts from the nic. */ -#define FORCEDETH_VERSION "0.61" +#define FORCEDETH_VERSION "0.62" #define DRV_NAME "forcedeth" #include <linux/module.h> @@ -712,12 +712,12 @@ struct nv_skb_map { /* * SMP locking: - * All hardware access under dev->priv->lock, except the performance + * All hardware access under netdev_priv(dev)->lock, except the performance * critical parts: * - rx is (pseudo-) lockless: it relies on the single-threading provided * by the arch code for interrupts. * - tx setup is lockless: it relies on netif_tx_lock. Actual submission - * needs dev->priv->lock :-( + * needs netdev_priv(dev)->lock :-( * - set_multicast_list: preparation lockless, relies on netif_tx_lock. */ @@ -818,7 +818,7 @@ struct fe_priv { * Maximum number of loops until we assume that a bit in the irq mask * is stuck. Overridable with module param. */ -static int max_interrupt_work = 5; +static int max_interrupt_work = 15; /* * Optimization can be either throuput mode or cpu mode @@ -1446,9 +1446,9 @@ static int phy_init(struct net_device *dev) /* some phys clear out pause advertisment on reset, set it back */ mii_rw(dev, np->phyaddr, MII_ADVERTISE, reg); - /* restart auto negotiation */ + /* restart auto negotiation, power down phy */ mii_control = mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ); - mii_control |= (BMCR_ANRESTART | BMCR_ANENABLE); + mii_control |= (BMCR_ANRESTART | BMCR_ANENABLE | BMCR_PDOWN); if (mii_rw(dev, np->phyaddr, MII_BMCR, mii_control)) { return PHY_ERROR; } @@ -1760,7 +1760,7 @@ static void nv_do_rx_refill(unsigned long data) struct fe_priv *np = netdev_priv(dev); /* Just reschedule NAPI rx processing */ - netif_rx_schedule(dev, &np->napi); + netif_rx_schedule(&np->napi); } #else static void nv_do_rx_refill(unsigned long data) @@ -2096,14 +2096,15 @@ static int nv_start_xmit(struct sk_buff *skb, struct net_device *dev) ((skb_shinfo(skb)->frags[i].size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0); } + spin_lock_irqsave(&np->lock, flags); empty_slots = nv_get_empty_tx_slots(np); if (unlikely(empty_slots <= entries)) { - spin_lock_irqsave(&np->lock, flags); netif_stop_queue(dev); np->tx_stop = 1; spin_unlock_irqrestore(&np->lock, flags); return NETDEV_TX_BUSY; } + spin_unlock_irqrestore(&np->lock, flags); start_tx = put_tx = np->put_tx.orig; @@ -2214,14 +2215,15 @@ static int nv_start_xmit_optimized(struct sk_buff *skb, struct net_device *dev) ((skb_shinfo(skb)->frags[i].size & (NV_TX2_TSO_MAX_SIZE-1)) ? 1 : 0); } + spin_lock_irqsave(&np->lock, flags); empty_slots = nv_get_empty_tx_slots(np); if (unlikely(empty_slots <= entries)) { - spin_lock_irqsave(&np->lock, flags); netif_stop_queue(dev); np->tx_stop = 1; spin_unlock_irqrestore(&np->lock, flags); return NETDEV_TX_BUSY; } + spin_unlock_irqrestore(&np->lock, flags); start_tx = put_tx = np->put_tx.ex; start_tx_ctx = np->put_tx_ctx; @@ -2735,7 +2737,6 @@ static int nv_rx_process(struct net_device *dev, int limit) #else netif_rx(skb); #endif - dev->last_rx = jiffies; dev->stats.rx_packets++; dev->stats.rx_bytes += len; next_pkt: @@ -2848,7 +2849,6 @@ static int nv_rx_process_optimized(struct net_device *dev, int limit) } } - dev->last_rx = jiffies; dev->stats.rx_packets++; dev->stats.rx_bytes += len; } else { @@ -3405,10 +3405,10 @@ static irqreturn_t nv_nic_irq(int foo, void *data) #ifdef CONFIG_FORCEDETH_NAPI if (events & NVREG_IRQ_RX_ALL) { - netif_rx_schedule(dev, &np->napi); + spin_lock(&np->lock); + netif_rx_schedule(&np->napi); /* Disable furthur receive irq's */ - spin_lock(&np->lock); np->irqmask &= ~NVREG_IRQ_RX_ALL; if (np->msi_flags & NV_MSI_X_ENABLED) @@ -3522,10 +3522,10 @@ static irqreturn_t nv_nic_irq_optimized(int foo, void *data) #ifdef CONFIG_FORCEDETH_NAPI if (events & NVREG_IRQ_RX_ALL) { - netif_rx_schedule(dev, &np->napi); + spin_lock(&np->lock); + netif_rx_schedule(&np->napi); /* Disable furthur receive irq's */ - spin_lock(&np->lock); np->irqmask &= ~NVREG_IRQ_RX_ALL; if (np->msi_flags & NV_MSI_X_ENABLED) @@ -3680,7 +3680,7 @@ static int nv_napi_poll(struct napi_struct *napi, int budget) /* re-enable receive interrupts */ spin_lock_irqsave(&np->lock, flags); - __netif_rx_complete(dev, napi); + __netif_rx_complete(napi); np->irqmask |= NVREG_IRQ_RX_ALL; if (np->msi_flags & NV_MSI_X_ENABLED) @@ -3706,7 +3706,7 @@ static irqreturn_t nv_nic_irq_rx(int foo, void *data) writel(NVREG_IRQ_RX_ALL, base + NvRegMSIXIrqStatus); if (events) { - netif_rx_schedule(dev, &np->napi); + netif_rx_schedule(&np->napi); /* disable receive interrupts on the nic */ writel(NVREG_IRQ_RX_ALL, base + NvRegIrqMask); pci_push(base); @@ -5210,6 +5210,10 @@ static int nv_open(struct net_device *dev) dprintk(KERN_DEBUG "nv_open: begin\n"); + /* power up phy */ + mii_rw(dev, np->phyaddr, MII_BMCR, + mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ) & ~BMCR_PDOWN); + /* erase previous misconfiguration */ if (np->driver_data & DEV_HAS_POWER_CNTRL) nv_mac_reset(dev); @@ -5403,6 +5407,10 @@ static int nv_close(struct net_device *dev) if (np->wolenabled) { writel(NVREG_PFF_ALWAYS|NVREG_PFF_MYADDR, base + NvRegPacketFilterFlags); nv_start_rx(dev); + } else { + /* power down phy */ + mii_rw(dev, np->phyaddr, MII_BMCR, + mii_rw(dev, np->phyaddr, MII_BMCR, MII_READ)|BMCR_PDOWN); } /* FIXME: power down nic */ @@ -5410,6 +5418,38 @@ static int nv_close(struct net_device *dev) return 0; } +static const struct net_device_ops nv_netdev_ops = { + .ndo_open = nv_open, + .ndo_stop = nv_close, + .ndo_get_stats = nv_get_stats, + .ndo_start_xmit = nv_start_xmit, + .ndo_tx_timeout = nv_tx_timeout, + .ndo_change_mtu = nv_change_mtu, + .ndo_validate_addr = eth_validate_addr, + .ndo_set_mac_address = nv_set_mac_address, + .ndo_set_multicast_list = nv_set_multicast, + .ndo_vlan_rx_register = nv_vlan_rx_register, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = nv_poll_controller, +#endif +}; + +static const struct net_device_ops nv_netdev_ops_optimized = { + .ndo_open = nv_open, + .ndo_stop = nv_close, + .ndo_get_stats = nv_get_stats, + .ndo_start_xmit = nv_start_xmit_optimized, + .ndo_tx_timeout = nv_tx_timeout, + .ndo_change_mtu = nv_change_mtu, + .ndo_validate_addr = eth_validate_addr, + .ndo_set_mac_address = nv_set_mac_address, + .ndo_set_multicast_list = nv_set_multicast, + .ndo_vlan_rx_register = nv_vlan_rx_register, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = nv_poll_controller, +#endif +}; + static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_id *id) { struct net_device *dev; @@ -5420,7 +5460,6 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i u32 powerstate, txreg; u32 phystate_orig = 0, phystate; int phyinitialized = 0; - DECLARE_MAC_BUF(mac); static int printed_version; if (!printed_version++) @@ -5530,7 +5569,6 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (id->driver_data & DEV_HAS_VLAN) { np->vlanctl_bits = NVREG_VLANCONTROL_ENABLE; dev->features |= NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_TX; - dev->vlan_rx_register = nv_vlan_rx_register; } np->msi_flags = 0; @@ -5580,25 +5618,15 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (!np->rx_skb || !np->tx_skb) goto out_freering; - dev->open = nv_open; - dev->stop = nv_close; - if (!nv_optimized(np)) - dev->hard_start_xmit = nv_start_xmit; + dev->netdev_ops = &nv_netdev_ops; else - dev->hard_start_xmit = nv_start_xmit_optimized; - dev->get_stats = nv_get_stats; - dev->change_mtu = nv_change_mtu; - dev->set_mac_address = nv_set_mac_address; - dev->set_multicast_list = nv_set_multicast; -#ifdef CONFIG_NET_POLL_CONTROLLER - dev->poll_controller = nv_poll_controller; -#endif + dev->netdev_ops = &nv_netdev_ops_optimized; + #ifdef CONFIG_FORCEDETH_NAPI netif_napi_add(dev, &np->napi, nv_napi_poll, RX_WORK_PER_LOOP); #endif SET_ETHTOOL_OPS(dev, &ops); - dev->tx_timeout = nv_tx_timeout; dev->watchdog_timeo = NV_WATCHDOG_TIMEO; pci_set_drvdata(pci_dev, dev); @@ -5653,8 +5681,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i * to 01:23:45:67:89:ab */ dev_printk(KERN_ERR, &pci_dev->dev, - "Invalid Mac address detected: %s\n", - print_mac(mac, dev->dev_addr)); + "Invalid Mac address detected: %pM\n", + dev->dev_addr); dev_printk(KERN_ERR, &pci_dev->dev, "Please complain to your hardware vendor. Switching to a random MAC.\n"); dev->dev_addr[0] = 0x00; @@ -5663,8 +5691,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i get_random_bytes(&dev->dev_addr[3], 3); } - dprintk(KERN_DEBUG "%s: MAC Address %s\n", - pci_name(pci_dev), print_mac(mac, dev->dev_addr)); + dprintk(KERN_DEBUG "%s: MAC Address %pM\n", + pci_name(pci_dev), dev->dev_addr); /* set mac address */ nv_copy_mac_to_hw(dev); @@ -6141,19 +6169,19 @@ static struct pci_device_id pci_tbl[] = { }, { /* MCP79 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_36), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, + .driver_data = DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, }, { /* MCP79 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_37), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, }, { /* MCP79 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_38), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, }, { /* MCP79 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_39), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_MGMT_UNIT|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_MSI|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX_V3|DEV_HAS_STATISTICS_V3|DEV_HAS_TEST_EXTENDED|DEV_HAS_CORRECT_MACADDR|DEV_HAS_COLLISION_FIX|DEV_NEED_TX_LIMIT|DEV_HAS_GEAR_MODE, }, {0,}, }; |