diff options
Diffstat (limited to 'drivers/net/mv643xx_eth.c')
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 93 |
1 files changed, 35 insertions, 58 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 315335671f0f..b33d21f4efff 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -63,10 +63,9 @@ static unsigned int mv643xx_eth_port_disable_rx(unsigned int port_num); static int mv643xx_eth_open(struct net_device *); static int mv643xx_eth_stop(struct net_device *); static int mv643xx_eth_change_mtu(struct net_device *, int); -static struct net_device_stats *mv643xx_eth_get_stats(struct net_device *); static void eth_port_init_mac_tables(unsigned int eth_port_num); #ifdef MV643XX_NAPI -static int mv643xx_poll(struct net_device *dev, int *budget); +static int mv643xx_poll(struct napi_struct *napi, int budget); #endif static int ethernet_phy_get(unsigned int eth_port_num); static void ethernet_phy_set(unsigned int eth_port_num, int phy_addr); @@ -341,7 +340,7 @@ int mv643xx_eth_free_tx_descs(struct net_device *dev, int force) if (cmd_sts & ETH_ERROR_SUMMARY) { printk("%s: Error in TX\n", dev->name); - mp->stats.tx_errors++; + dev->stats.tx_errors++; } spin_unlock_irqrestore(&mp->lock, flags); @@ -388,7 +387,7 @@ static void mv643xx_eth_free_all_tx_descs(struct net_device *dev) static int mv643xx_eth_receive_queue(struct net_device *dev, int budget) { struct mv643xx_private *mp = netdev_priv(dev); - struct net_device_stats *stats = &mp->stats; + struct net_device_stats *stats = &dev->stats; unsigned int received_packets = 0; struct sk_buff *skb; struct pkt_info pkt_info; @@ -562,7 +561,7 @@ static irqreturn_t mv643xx_eth_int_handler(int irq, void *dev_id) /* wait for previous write to complete */ mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num)); - netif_rx_schedule(dev); + netif_rx_schedule(dev, &mp->napi); } #else if (eth_int_cause & ETH_INT_CAUSE_RX) @@ -785,6 +784,7 @@ static int mv643xx_eth_open(struct net_device *dev) unsigned int port_num = mp->port_num; unsigned int size; int err; + DECLARE_MAC_BUF(mac); /* Clear any pending ethernet port interrupts */ mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0); @@ -880,6 +880,10 @@ static int mv643xx_eth_open(struct net_device *dev) mv643xx_eth_rx_refill_descs(dev); /* Fill RX ring with skb's */ +#ifdef MV643XX_NAPI + napi_enable(&mp->napi); +#endif + eth_port_start(dev); /* Interrupt Coalescing */ @@ -982,7 +986,7 @@ static int mv643xx_eth_stop(struct net_device *dev) mv_read(MV643XX_ETH_INTERRUPT_MASK_REG(port_num)); #ifdef MV643XX_NAPI - netif_poll_disable(dev); + napi_disable(&mp->napi); #endif netif_carrier_off(dev); netif_stop_queue(dev); @@ -992,10 +996,6 @@ static int mv643xx_eth_stop(struct net_device *dev) mv643xx_eth_free_tx_rings(dev); mv643xx_eth_free_rx_rings(dev); -#ifdef MV643XX_NAPI - netif_poll_enable(dev); -#endif - free_irq(dev->irq, dev); return 0; @@ -1007,11 +1007,12 @@ static int mv643xx_eth_stop(struct net_device *dev) * * This function is used in case of NAPI */ -static int mv643xx_poll(struct net_device *dev, int *budget) +static int mv643xx_poll(struct napi_struct *napi, int budget) { - struct mv643xx_private *mp = netdev_priv(dev); - int done = 1, orig_budget, work_done; + struct mv643xx_private *mp = container_of(napi, struct mv643xx_private, napi); + struct net_device *dev = mp->dev; unsigned int port_num = mp->port_num; + int work_done; #ifdef MV643XX_TX_FAST_REFILL if (++mp->tx_clean_threshold > 5) { @@ -1020,27 +1021,20 @@ static int mv643xx_poll(struct net_device *dev, int *budget) } #endif + work_done = 0; if ((mv_read(MV643XX_ETH_RX_CURRENT_QUEUE_DESC_PTR_0(port_num))) - != (u32) mp->rx_used_desc_q) { - orig_budget = *budget; - if (orig_budget > dev->quota) - orig_budget = dev->quota; - work_done = mv643xx_eth_receive_queue(dev, orig_budget); - *budget -= work_done; - dev->quota -= work_done; - if (work_done >= orig_budget) - done = 0; - } + != (u32) mp->rx_used_desc_q) + work_done = mv643xx_eth_receive_queue(dev, budget); - if (done) { - netif_rx_complete(dev); + if (work_done < budget) { + netif_rx_complete(dev, napi); mv_write(MV643XX_ETH_INTERRUPT_CAUSE_REG(port_num), 0); mv_write(MV643XX_ETH_INTERRUPT_CAUSE_EXTEND_REG(port_num), 0); mv_write(MV643XX_ETH_INTERRUPT_MASK_REG(port_num), ETH_INT_UNMASK_ALL); } - return done ? 0 : 1; + return work_done; } #endif @@ -1198,7 +1192,7 @@ static void eth_tx_submit_descs_for_skb(struct mv643xx_private *mp, static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct mv643xx_private *mp = netdev_priv(dev); - struct net_device_stats *stats = &mp->stats; + struct net_device_stats *stats = &dev->stats; unsigned long flags; BUG_ON(netif_queue_stopped(dev)); @@ -1234,23 +1228,6 @@ static int mv643xx_eth_start_xmit(struct sk_buff *skb, struct net_device *dev) return 0; /* success */ } -/* - * mv643xx_eth_get_stats - * - * Returns a pointer to the interface statistics. - * - * Input : dev - a pointer to the required interface - * - * Output : a pointer to the interface's statistics - */ - -static struct net_device_stats *mv643xx_eth_get_stats(struct net_device *dev) -{ - struct mv643xx_private *mp = netdev_priv(dev); - - return &mp->stats; -} - #ifdef CONFIG_NET_POLL_CONTROLLER static void mv643xx_netpoll(struct net_device *netdev) { @@ -1333,6 +1310,10 @@ static int mv643xx_eth_probe(struct platform_device *pdev) platform_set_drvdata(pdev, dev); mp = netdev_priv(dev); + mp->dev = dev; +#ifdef MV643XX_NAPI + netif_napi_add(dev, &mp->napi, mv643xx_poll, 64); +#endif res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); BUG_ON(!res); @@ -1341,16 +1322,11 @@ static int mv643xx_eth_probe(struct platform_device *pdev) dev->open = mv643xx_eth_open; dev->stop = mv643xx_eth_stop; dev->hard_start_xmit = mv643xx_eth_start_xmit; - dev->get_stats = mv643xx_eth_get_stats; dev->set_mac_address = mv643xx_eth_set_mac_address; dev->set_multicast_list = mv643xx_eth_set_rx_mode; /* No need to Tx Timeout */ dev->tx_timeout = mv643xx_eth_tx_timeout; -#ifdef MV643XX_NAPI - dev->poll = mv643xx_poll; - dev->weight = 64; -#endif #ifdef CONFIG_NET_POLL_CONTROLLER dev->poll_controller = mv643xx_netpoll; @@ -1431,7 +1407,6 @@ static int mv643xx_eth_probe(struct platform_device *pdev) mv643xx_eth_update_pscr(dev, &cmd); mv643xx_set_settings(dev, &cmd); - SET_MODULE_OWNER(dev); SET_NETDEV_DEV(dev, &pdev->dev); err = register_netdev(dev); if (err) @@ -1439,8 +1414,8 @@ static int mv643xx_eth_probe(struct platform_device *pdev) p = dev->dev_addr; printk(KERN_NOTICE - "%s: port %d with MAC address %02x:%02x:%02x:%02x:%02x:%02x\n", - dev->name, port_num, p[0], p[1], p[2], p[3], p[4], p[5]); + "%s: port %d with MAC address %s\n", + dev->name, port_num, print_mac(mac, p)); if (dev->features & NETIF_F_SG) printk(KERN_NOTICE "%s: Scatter Gather Enabled\n", dev->name); @@ -2687,8 +2662,7 @@ static const struct mv643xx_stats mv643xx_gstrings_stats[] = { { "late_collision", MV643XX_STAT(mib_counters.late_collision) }, }; -#define MV643XX_STATS_LEN \ - sizeof(mv643xx_gstrings_stats) / sizeof(struct mv643xx_stats) +#define MV643XX_STATS_LEN ARRAY_SIZE(mv643xx_gstrings_stats) static void mv643xx_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) @@ -2700,9 +2674,14 @@ static void mv643xx_get_drvinfo(struct net_device *netdev, drvinfo->n_stats = MV643XX_STATS_LEN; } -static int mv643xx_get_stats_count(struct net_device *netdev) +static int mv643xx_get_sset_count(struct net_device *netdev, int sset) { - return MV643XX_STATS_LEN; + switch (sset) { + case ETH_SS_STATS: + return MV643XX_STATS_LEN; + default: + return -EOPNOTSUPP; + } } static void mv643xx_get_ethtool_stats(struct net_device *netdev, @@ -2762,9 +2741,7 @@ static const struct ethtool_ops mv643xx_ethtool_ops = { .set_settings = mv643xx_set_settings, .get_drvinfo = mv643xx_get_drvinfo, .get_link = mv643xx_eth_get_link, - .get_sg = ethtool_op_get_sg, .set_sg = ethtool_op_set_sg, - .get_stats_count = mv643xx_get_stats_count, .get_ethtool_stats = mv643xx_get_ethtool_stats, .get_strings = mv643xx_get_strings, .nway_reset = mv643xx_eth_nway_restart, |