diff options
| -rw-r--r-- | drivers/net/forcedeth.c | 197 |
1 files changed, 194 insertions, 3 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index eaf6de9a9df..2b8fbebd44a 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -165,6 +165,7 @@ #define DEV_HAS_MSI_X 0x0080 /* device supports MSI-X */ #define DEV_HAS_POWER_CNTRL 0x0100 /* device supports power savings */ #define DEV_HAS_PAUSEFRAME_TX 0x0200 /* device supports tx pause frames */ +#define DEV_HAS_STATISTICS 0x0400 /* device supports hw statistics */ enum { NvRegIrqStatus = 0x000, @@ -333,6 +334,33 @@ enum { #define NVREG_POWERSTATE_D1 0x0001 #define NVREG_POWERSTATE_D2 0x0002 #define NVREG_POWERSTATE_D3 0x0003 + NvRegTxCnt = 0x280, + NvRegTxZeroReXmt = 0x284, + NvRegTxOneReXmt = 0x288, + NvRegTxManyReXmt = 0x28c, + NvRegTxLateCol = 0x290, + NvRegTxUnderflow = 0x294, + NvRegTxLossCarrier = 0x298, + NvRegTxExcessDef = 0x29c, + NvRegTxRetryErr = 0x2a0, + NvRegRxFrameErr = 0x2a4, + NvRegRxExtraByte = 0x2a8, + NvRegRxLateCol = 0x2ac, + NvRegRxRunt = 0x2b0, + NvRegRxFrameTooLong = 0x2b4, + NvRegRxOverflow = 0x2b8, + NvRegRxFCSErr = 0x2bc, + NvRegRxFrameAlignErr = 0x2c0, + NvRegRxLenErr = 0x2c4, + NvRegRxUnicast = 0x2c8, + NvRegRxMulticast = 0x2cc, + NvRegRxBroadcast = 0x2d0, + NvRegTxDef = 0x2d4, + NvRegTxFrame = 0x2d8, + NvRegRxCnt = 0x2dc, + NvRegTxPause = 0x2e0, + NvRegRxPause = 0x2e4, + NvRegRxDropFrame = 0x2e8, NvRegVlanControl = 0x300, #define NVREG_VLANCONTROL_ENABLE 0x2000 NvRegMSIXMap0 = 0x3e0, @@ -481,6 +509,7 @@ typedef union _ring_type { #define OOM_REFILL (1+HZ/20) #define POLL_WAIT (1+HZ/100) #define LINK_TIMEOUT (3*HZ) +#define STATS_INTERVAL (10*HZ) /* * desc_ver values: @@ -536,6 +565,75 @@ typedef union _ring_type { #define NV_MSI_X_VECTOR_TX 0x1 #define NV_MSI_X_VECTOR_OTHER 0x2 +/* statistics */ +struct nv_ethtool_str { + char name[ETH_GSTRING_LEN]; +}; + +static const struct nv_ethtool_str nv_estats_str[] = { + { "tx_bytes" }, + { "tx_zero_rexmt" }, + { "tx_one_rexmt" }, + { "tx_many_rexmt" }, + { "tx_late_collision" }, + { "tx_fifo_errors" }, + { "tx_carrier_errors" }, + { "tx_excess_deferral" }, + { "tx_retry_error" }, + { "tx_deferral" }, + { "tx_packets" }, + { "tx_pause" }, + { "rx_frame_error" }, + { "rx_extra_byte" }, + { "rx_late_collision" }, + { "rx_runt" }, + { "rx_frame_too_long" }, + { "rx_over_errors" }, + { "rx_crc_errors" }, + { "rx_frame_align_error" }, + { "rx_length_error" }, + { "rx_unicast" }, + { "rx_multicast" }, + { "rx_broadcast" }, + { "rx_bytes" }, + { "rx_pause" }, + { "rx_drop_frame" }, + { "rx_packets" }, + { "rx_errors_total" } +}; + +struct nv_ethtool_stats { + u64 tx_bytes; + u64 tx_zero_rexmt; + u64 tx_one_rexmt; + u64 tx_many_rexmt; + u64 tx_late_collision; + u64 tx_fifo_errors; + u64 tx_carrier_errors; + u64 tx_excess_deferral; + u64 tx_retry_error; + u64 tx_deferral; + u64 tx_packets; + u64 tx_pause; + u64 rx_frame_error; + u64 rx_extra_byte; + u64 rx_late_collision; + u64 rx_runt; + u64 rx_frame_too_long; + u64 rx_over_errors; + u64 rx_crc_errors; + u64 rx_frame_align_error; + u64 rx_length_error; + u64 rx_unicast; + u64 rx_multicast; + u64 rx_broadcast; + u64 rx_bytes; + u64 rx_pause; + u64 rx_drop_frame; + u64 rx_packets; + u64 rx_errors_total; +}; + /* * SMP locking: * All hardware access under dev->priv->lock, except the performance @@ -554,6 +652,7 @@ struct fe_priv { /* General data: * Locking: spin_lock(&np->lock); */ struct net_device_stats stats; + struct nv_ethtool_stats estats; int in_shutdown; u32 linkspeed; int duplex; @@ -588,6 +687,7 @@ struct fe_priv { unsigned int pkt_limit; struct timer_list oom_kick; struct timer_list nic_poll; + struct timer_list stats_poll; u32 nic_poll_irq; int rx_ring_size; @@ -2471,6 +2571,56 @@ static void nv_poll_controller(struct net_device *dev) } #endif +static void nv_do_stats_poll(unsigned long data) +{ + struct net_device *dev = (struct net_device *) data; + struct fe_priv *np = netdev_priv(dev); + u8 __iomem *base = get_hwbase(dev); + + np->estats.tx_bytes += readl(base + NvRegTxCnt); + np->estats.tx_zero_rexmt += readl(base + NvRegTxZeroReXmt); + np->estats.tx_one_rexmt += readl(base + NvRegTxOneReXmt); + np->estats.tx_many_rexmt += readl(base + NvRegTxManyReXmt); + np->estats.tx_late_collision += readl(base + NvRegTxLateCol); + np->estats.tx_fifo_errors += readl(base + NvRegTxUnderflow); + np->estats.tx_carrier_errors += readl(base + NvRegTxLossCarrier); + np->estats.tx_excess_deferral += readl(base + NvRegTxExcessDef); + np->estats.tx_retry_error += readl(base + NvRegTxRetryErr); + np->estats.tx_deferral += readl(base + NvRegTxDef); + np->estats.tx_packets += readl(base + NvRegTxFrame); + np->estats.tx_pause += readl(base + NvRegTxPause); + np->estats.rx_frame_error += readl(base + NvRegRxFrameErr); + np->estats.rx_extra_byte += readl(base + NvRegRxExtraByte); + np->estats.rx_late_collision += readl(base + NvRegRxLateCol); + np->estats.rx_runt += readl(base + NvRegRxRunt); + np->estats.rx_frame_too_long += readl(base + NvRegRxFrameTooLong); + np->estats.rx_over_errors += readl(base + NvRegRxOverflow); + np->estats.rx_crc_errors += readl(base + NvRegRxFCSErr); + np->estats.rx_frame_align_error += readl(base + NvRegRxFrameAlignErr); + np->estats.rx_length_error += readl(base + NvRegRxLenErr); + np->estats.rx_unicast += readl(base + NvRegRxUnicast); + np->estats.rx_multicast += readl(base + NvRegRxMulticast); + np->estats.rx_broadcast += readl(base + NvRegRxBroadcast); + np->estats.rx_bytes += readl(base + NvRegRxCnt); + np->estats.rx_pause += readl(base + NvRegRxPause); + np->estats.rx_drop_frame += readl(base + NvRegRxDropFrame); + np->estats.rx_packets = + np->estats.rx_unicast + + np->estats.rx_multicast + + np->estats.rx_broadcast; + np->estats.rx_errors_total = + np->estats.rx_crc_errors + + np->estats.rx_over_errors + + np->estats.rx_frame_error + + (np->estats.rx_frame_align_error - np->estats.rx_extra_byte) + + np->estats.rx_late_collision + + np->estats.rx_runt + + np->estats.rx_frame_too_long; + + if (!np->in_shutdown) + mod_timer(&np->stats_poll, jiffies + STATS_INTERVAL); +} + static void nv_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info) { struct fe_priv *np = netdev_priv(dev); @@ -3084,6 +3234,35 @@ static int nv_set_sg(struct net_device *dev, u32 data) return -EOPNOTSUPP; } +static int nv_get_stats_count(struct net_device *dev) +{ + struct fe_priv *np = netdev_priv(dev); + + if (np->driver_data & DEV_HAS_STATISTICS) + return (sizeof(struct nv_ethtool_stats)/sizeof(u64)); + else + return 0; +} + +static void nv_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *estats, u64 *buffer) +{ + struct fe_priv *np = netdev_priv(dev); + + /* update stats */ + nv_do_stats_poll((unsigned long)dev); + + memcpy(buffer, &np->estats, nv_get_stats_count(dev)*sizeof(u64)); +} + +static void nv_get_strings(struct net_device *dev, u32 stringset, u8 *buffer) +{ + switch (stringset) { + case ETH_SS_STATS: + memcpy(buffer, &nv_estats_str, nv_get_stats_count(dev)*sizeof(struct nv_ethtool_str)); + break; + } +} + static struct ethtool_ops ops = { .get_drvinfo = nv_get_drvinfo, .get_link = ethtool_op_get_link, @@ -3107,6 +3286,9 @@ static struct ethtool_ops ops = { .set_tx_csum = nv_set_tx_csum, .get_sg = ethtool_op_get_sg, .set_sg = nv_set_sg, + .get_strings = nv_get_strings, + .get_stats_count = nv_get_stats_count, + .get_ethtool_stats = nv_get_ethtool_stats, }; static void nv_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) @@ -3409,6 +3591,11 @@ static int nv_open(struct net_device *dev) } if (oom) mod_timer(&np->oom_kick, jiffies + OOM_REFILL); + + /* start statistics timer */ + if (np->driver_data & DEV_HAS_STATISTICS) + mod_timer(&np->stats_poll, jiffies + STATS_INTERVAL); + spin_unlock_irq(&np->lock); return 0; @@ -3429,6 +3616,7 @@ static int nv_close(struct net_device *dev) del_timer_sync(&np->oom_kick); del_timer_sync(&np->nic_poll); + del_timer_sync(&np->stats_poll); netif_stop_queue(dev); spin_lock_irq(&np->lock); @@ -3488,6 +3676,9 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i init_timer(&np->nic_poll); np->nic_poll.data = (unsigned long) dev; np->nic_poll.function = &nv_do_nic_poll; /* timer handler */ + init_timer(&np->stats_poll); + np->stats_poll.data = (unsigned long) dev; + np->stats_poll.function = &nv_do_stats_poll; /* timer handler */ err = pci_enable_device(pci_dev); if (err) { @@ -3502,7 +3693,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i if (err < 0) goto out_disable; - if (id->driver_data & (DEV_HAS_VLAN|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL)) + if (id->driver_data & (DEV_HAS_VLAN|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_STATISTICS)) np->register_size = NV_PCI_REGSZ_VER2; else np->register_size = NV_PCI_REGSZ_VER1; @@ -3858,11 +4049,11 @@ static struct pci_device_id pci_tbl[] = { }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_14), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS, }, { /* MCP55 Ethernet Controller */ PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NVENET_15), - .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX, + .driver_data = DEV_NEED_TIMERIRQ|DEV_NEED_LINKTIMER|DEV_HAS_LARGEDESC|DEV_HAS_CHECKSUM|DEV_HAS_HIGH_DMA|DEV_HAS_VLAN|DEV_HAS_MSI|DEV_HAS_MSI_X|DEV_HAS_POWER_CNTRL|DEV_HAS_PAUSEFRAME_TX|DEV_HAS_STATISTICS, }, {0,}, }; 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