diff options
Diffstat (limited to 'drivers/net/arm/at91_ether.c')
-rw-r--r-- | drivers/net/arm/at91_ether.c | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/drivers/net/arm/at91_ether.c b/drivers/net/arm/at91_ether.c index 1e39e78f1778..49c320bca345 100644 --- a/drivers/net/arm/at91_ether.c +++ b/drivers/net/arm/at91_ether.c | |||
@@ -820,7 +820,7 @@ static int at91ether_tx(struct sk_buff *skb, struct net_device *dev) | |||
820 | lp->skb = skb; | 820 | lp->skb = skb; |
821 | lp->skb_length = skb->len; | 821 | lp->skb_length = skb->len; |
822 | lp->skb_physaddr = dma_map_single(NULL, skb->data, skb->len, DMA_TO_DEVICE); | 822 | lp->skb_physaddr = dma_map_single(NULL, skb->data, skb->len, DMA_TO_DEVICE); |
823 | lp->stats.tx_bytes += skb->len; | 823 | dev->stats.tx_bytes += skb->len; |
824 | 824 | ||
825 | /* Set address of the data in the Transmit Address register */ | 825 | /* Set address of the data in the Transmit Address register */ |
826 | at91_emac_write(AT91_EMAC_TAR, lp->skb_physaddr); | 826 | at91_emac_write(AT91_EMAC_TAR, lp->skb_physaddr); |
@@ -843,34 +843,33 @@ static int at91ether_tx(struct sk_buff *skb, struct net_device *dev) | |||
843 | */ | 843 | */ |
844 | static struct net_device_stats *at91ether_stats(struct net_device *dev) | 844 | static struct net_device_stats *at91ether_stats(struct net_device *dev) |
845 | { | 845 | { |
846 | struct at91_private *lp = netdev_priv(dev); | ||
847 | int ale, lenerr, seqe, lcol, ecol; | 846 | int ale, lenerr, seqe, lcol, ecol; |
848 | 847 | ||
849 | if (netif_running(dev)) { | 848 | if (netif_running(dev)) { |
850 | lp->stats.rx_packets += at91_emac_read(AT91_EMAC_OK); /* Good frames received */ | 849 | dev->stats.rx_packets += at91_emac_read(AT91_EMAC_OK); /* Good frames received */ |
851 | ale = at91_emac_read(AT91_EMAC_ALE); | 850 | ale = at91_emac_read(AT91_EMAC_ALE); |
852 | lp->stats.rx_frame_errors += ale; /* Alignment errors */ | 851 | dev->stats.rx_frame_errors += ale; /* Alignment errors */ |
853 | lenerr = at91_emac_read(AT91_EMAC_ELR) + at91_emac_read(AT91_EMAC_USF); | 852 | lenerr = at91_emac_read(AT91_EMAC_ELR) + at91_emac_read(AT91_EMAC_USF); |
854 | lp->stats.rx_length_errors += lenerr; /* Excessive Length or Undersize Frame error */ | 853 | dev->stats.rx_length_errors += lenerr; /* Excessive Length or Undersize Frame error */ |
855 | seqe = at91_emac_read(AT91_EMAC_SEQE); | 854 | seqe = at91_emac_read(AT91_EMAC_SEQE); |
856 | lp->stats.rx_crc_errors += seqe; /* CRC error */ | 855 | dev->stats.rx_crc_errors += seqe; /* CRC error */ |
857 | lp->stats.rx_fifo_errors += at91_emac_read(AT91_EMAC_DRFC); /* Receive buffer not available */ | 856 | dev->stats.rx_fifo_errors += at91_emac_read(AT91_EMAC_DRFC); /* Receive buffer not available */ |
858 | lp->stats.rx_errors += (ale + lenerr + seqe | 857 | dev->stats.rx_errors += (ale + lenerr + seqe |
859 | + at91_emac_read(AT91_EMAC_CDE) + at91_emac_read(AT91_EMAC_RJB)); | 858 | + at91_emac_read(AT91_EMAC_CDE) + at91_emac_read(AT91_EMAC_RJB)); |
860 | 859 | ||
861 | lp->stats.tx_packets += at91_emac_read(AT91_EMAC_FRA); /* Frames successfully transmitted */ | 860 | dev->stats.tx_packets += at91_emac_read(AT91_EMAC_FRA); /* Frames successfully transmitted */ |
862 | lp->stats.tx_fifo_errors += at91_emac_read(AT91_EMAC_TUE); /* Transmit FIFO underruns */ | 861 | dev->stats.tx_fifo_errors += at91_emac_read(AT91_EMAC_TUE); /* Transmit FIFO underruns */ |
863 | lp->stats.tx_carrier_errors += at91_emac_read(AT91_EMAC_CSE); /* Carrier Sense errors */ | 862 | dev->stats.tx_carrier_errors += at91_emac_read(AT91_EMAC_CSE); /* Carrier Sense errors */ |
864 | lp->stats.tx_heartbeat_errors += at91_emac_read(AT91_EMAC_SQEE);/* Heartbeat error */ | 863 | dev->stats.tx_heartbeat_errors += at91_emac_read(AT91_EMAC_SQEE);/* Heartbeat error */ |
865 | 864 | ||
866 | lcol = at91_emac_read(AT91_EMAC_LCOL); | 865 | lcol = at91_emac_read(AT91_EMAC_LCOL); |
867 | ecol = at91_emac_read(AT91_EMAC_ECOL); | 866 | ecol = at91_emac_read(AT91_EMAC_ECOL); |
868 | lp->stats.tx_window_errors += lcol; /* Late collisions */ | 867 | dev->stats.tx_window_errors += lcol; /* Late collisions */ |
869 | lp->stats.tx_aborted_errors += ecol; /* 16 collisions */ | 868 | dev->stats.tx_aborted_errors += ecol; /* 16 collisions */ |
870 | 869 | ||
871 | lp->stats.collisions += (at91_emac_read(AT91_EMAC_SCOL) + at91_emac_read(AT91_EMAC_MCOL) + lcol + ecol); | 870 | dev->stats.collisions += (at91_emac_read(AT91_EMAC_SCOL) + at91_emac_read(AT91_EMAC_MCOL) + lcol + ecol); |
872 | } | 871 | } |
873 | return &lp->stats; | 872 | return &dev->stats; |
874 | } | 873 | } |
875 | 874 | ||
876 | /* | 875 | /* |
@@ -896,16 +895,16 @@ static void at91ether_rx(struct net_device *dev) | |||
896 | 895 | ||
897 | skb->protocol = eth_type_trans(skb, dev); | 896 | skb->protocol = eth_type_trans(skb, dev); |
898 | dev->last_rx = jiffies; | 897 | dev->last_rx = jiffies; |
899 | lp->stats.rx_bytes += pktlen; | 898 | dev->stats.rx_bytes += pktlen; |
900 | netif_rx(skb); | 899 | netif_rx(skb); |
901 | } | 900 | } |
902 | else { | 901 | else { |
903 | lp->stats.rx_dropped += 1; | 902 | dev->stats.rx_dropped += 1; |
904 | printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n", dev->name); | 903 | printk(KERN_NOTICE "%s: Memory squeeze, dropping packet.\n", dev->name); |
905 | } | 904 | } |
906 | 905 | ||
907 | if (dlist->descriptors[lp->rxBuffIndex].size & EMAC_MULTICAST) | 906 | if (dlist->descriptors[lp->rxBuffIndex].size & EMAC_MULTICAST) |
908 | lp->stats.multicast++; | 907 | dev->stats.multicast++; |
909 | 908 | ||
910 | dlist->descriptors[lp->rxBuffIndex].addr &= ~EMAC_DESC_DONE; /* reset ownership bit */ | 909 | dlist->descriptors[lp->rxBuffIndex].addr &= ~EMAC_DESC_DONE; /* reset ownership bit */ |
911 | if (lp->rxBuffIndex == MAX_RX_DESCR-1) /* wrap after last buffer */ | 910 | if (lp->rxBuffIndex == MAX_RX_DESCR-1) /* wrap after last buffer */ |
@@ -934,7 +933,7 @@ static irqreturn_t at91ether_interrupt(int irq, void *dev_id) | |||
934 | if (intstatus & AT91_EMAC_TCOM) { /* Transmit complete */ | 933 | if (intstatus & AT91_EMAC_TCOM) { /* Transmit complete */ |
935 | /* The TCOM bit is set even if the transmission failed. */ | 934 | /* The TCOM bit is set even if the transmission failed. */ |
936 | if (intstatus & (AT91_EMAC_TUND | AT91_EMAC_RTRY)) | 935 | if (intstatus & (AT91_EMAC_TUND | AT91_EMAC_RTRY)) |
937 | lp->stats.tx_errors += 1; | 936 | dev->stats.tx_errors += 1; |
938 | 937 | ||
939 | if (lp->skb) { | 938 | if (lp->skb) { |
940 | dev_kfree_skb_irq(lp->skb); | 939 | dev_kfree_skb_irq(lp->skb); |