From: Atsushi Nemoto Date: Thu, 10 Apr 2008 15:24:12 +0000 (+0900) Subject: tc35815: Statistics cleanup X-Git-Tag: v2.6.26-rc1~1138^2~8^2~43 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c201abd9a49e72824d274bc1a91b8ba300e37d9a;p=linux-2.6 tc35815: Statistics cleanup Use struct net_device_stats embedded in struct net_device. Signed-off-by: Atsushi Nemoto Signed-off-by: Jeff Garzik --- diff --git a/drivers/net/tc35815.c b/drivers/net/tc35815.c index 370d329d15..f0e9566f78 100644 --- a/drivers/net/tc35815.c +++ b/drivers/net/tc35815.c @@ -418,7 +418,6 @@ struct tc35815_local { struct napi_struct napi; /* statistics */ - struct net_device_stats stats; struct { int max_tx_qlen; int tx_ints; @@ -1192,7 +1191,7 @@ static void tc35815_tx_timeout(struct net_device *dev) tc35815_restart(dev); spin_unlock_irq(&lp->lock); - lp->stats.tx_errors++; + dev->stats.tx_errors++; /* If we have space available to accept new transmit * requests, wake up the queueing layer. This would @@ -1392,7 +1391,7 @@ static int tc35815_do_interrupt(struct net_device *dev, u32 status) printk(KERN_WARNING "%s: Free Descriptor Area Exhausted (%#x).\n", dev->name, status); - lp->stats.rx_dropped++; + dev->stats.rx_dropped++; ret = 0; } if (status & Int_IntBLEx) { @@ -1401,14 +1400,14 @@ static int tc35815_do_interrupt(struct net_device *dev, u32 status) printk(KERN_WARNING "%s: Buffer List Exhausted (%#x).\n", dev->name, status); - lp->stats.rx_dropped++; + dev->stats.rx_dropped++; ret = 0; } if (status & Int_IntExBD) { printk(KERN_WARNING "%s: Excessive Buffer Descriptiors (%#x).\n", dev->name, status); - lp->stats.rx_length_errors++; + dev->stats.rx_length_errors++; ret = 0; } @@ -1532,7 +1531,7 @@ tc35815_rx(struct net_device *dev) if (skb == NULL) { printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n", dev->name); - lp->stats.rx_dropped++; + dev->stats.rx_dropped++; break; } skb_reserve(skb, 2); /* 16 bit alignment */ @@ -1602,10 +1601,10 @@ tc35815_rx(struct net_device *dev) netif_rx(skb); #endif dev->last_rx = jiffies; - lp->stats.rx_packets++; - lp->stats.rx_bytes += pkt_len; + dev->stats.rx_packets++; + dev->stats.rx_bytes += pkt_len; } else { - lp->stats.rx_errors++; + dev->stats.rx_errors++; printk(KERN_DEBUG "%s: Rx error (status %x)\n", dev->name, status & Rx_Stat_Mask); /* WORKAROUND: LongErr and CRCErr means Overflow. */ @@ -1613,10 +1612,14 @@ tc35815_rx(struct net_device *dev) status &= ~(Rx_LongErr|Rx_CRCErr); status |= Rx_Over; } - if (status & Rx_LongErr) lp->stats.rx_length_errors++; - if (status & Rx_Over) lp->stats.rx_fifo_errors++; - if (status & Rx_CRCErr) lp->stats.rx_crc_errors++; - if (status & Rx_Align) lp->stats.rx_frame_errors++; + if (status & Rx_LongErr) + dev->stats.rx_length_errors++; + if (status & Rx_Over) + dev->stats.rx_fifo_errors++; + if (status & Rx_CRCErr) + dev->stats.rx_crc_errors++; + if (status & Rx_Align) + dev->stats.rx_frame_errors++; } if (bd_count > 0) { @@ -1777,9 +1780,9 @@ tc35815_check_tx_stat(struct net_device *dev, int status) /* count collisions */ if (status & Tx_ExColl) - lp->stats.collisions += 16; + dev->stats.collisions += 16; if (status & Tx_TxColl_MASK) - lp->stats.collisions += status & Tx_TxColl_MASK; + dev->stats.collisions += status & Tx_TxColl_MASK; #ifndef NO_CHECK_CARRIER /* TX4939 does not have NCarr */ @@ -1795,17 +1798,17 @@ tc35815_check_tx_stat(struct net_device *dev, int status) if (!(status & TX_STA_ERR)) { /* no error. */ - lp->stats.tx_packets++; + dev->stats.tx_packets++; return; } - lp->stats.tx_errors++; + dev->stats.tx_errors++; if (status & Tx_ExColl) { - lp->stats.tx_aborted_errors++; + dev->stats.tx_aborted_errors++; msg = "Excessive Collision."; } if (status & Tx_Under) { - lp->stats.tx_fifo_errors++; + dev->stats.tx_fifo_errors++; msg = "Tx FIFO Underrun."; if (lp->lstats.tx_underrun < TX_THRESHOLD_KEEP_LIMIT) { lp->lstats.tx_underrun++; @@ -1818,25 +1821,25 @@ tc35815_check_tx_stat(struct net_device *dev, int status) } } if (status & Tx_Defer) { - lp->stats.tx_fifo_errors++; + dev->stats.tx_fifo_errors++; msg = "Excessive Deferral."; } #ifndef NO_CHECK_CARRIER if (status & Tx_NCarr) { - lp->stats.tx_carrier_errors++; + dev->stats.tx_carrier_errors++; msg = "Lost Carrier Sense."; } #endif if (status & Tx_LateColl) { - lp->stats.tx_aborted_errors++; + dev->stats.tx_aborted_errors++; msg = "Late Collision."; } if (status & Tx_TxPar) { - lp->stats.tx_fifo_errors++; + dev->stats.tx_fifo_errors++; msg = "Transmit Parity Error."; } if (status & Tx_SQErr) { - lp->stats.tx_heartbeat_errors++; + dev->stats.tx_heartbeat_errors++; msg = "Signal Quality Error."; } if (msg && netif_msg_tx_err(lp)) @@ -1878,7 +1881,7 @@ tc35815_txdone(struct net_device *dev) BUG_ON(lp->tx_skbs[lp->tfd_end].skb != skb); #endif if (skb) { - lp->stats.tx_bytes += skb->len; + dev->stats.tx_bytes += skb->len; pci_unmap_single(lp->pci_dev, lp->tx_skbs[lp->tfd_end].skb_dma, skb->len, PCI_DMA_TODEVICE); lp->tx_skbs[lp->tfd_end].skb = NULL; lp->tx_skbs[lp->tfd_end].skb_dma = 0; @@ -1972,15 +1975,13 @@ tc35815_close(struct net_device *dev) */ static struct net_device_stats *tc35815_get_stats(struct net_device *dev) { - struct tc35815_local *lp = dev->priv; struct tc35815_regs __iomem *tr = (struct tc35815_regs __iomem *)dev->base_addr; - if (netif_running(dev)) { + if (netif_running(dev)) /* Update the statistics from the device registers. */ - lp->stats.rx_missed_errors = tc_readl(&tr->Miss_Cnt); - } + dev->stats.rx_missed_errors = tc_readl(&tr->Miss_Cnt); - return &lp->stats; + return &dev->stats; } static void tc35815_set_cam_entry(struct net_device *dev, int index, unsigned char *addr)