]> pilppa.com Git - linux-2.6-omap-h63xx.git/commitdiff
sc92031: use net_device stats
authorStephen Hemminger <shemminger@vyatta.com>
Wed, 2 Apr 2008 17:11:20 +0000 (10:11 -0700)
committerJeff Garzik <jgarzik@redhat.com>
Thu, 17 Apr 2008 00:41:34 +0000 (20:41 -0400)
Statistics structure is available for use in net_device structure.
Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/net/sc92031.c

index 15fcee55284e7ccd61ba8323124334b5cd5e4e21..af0422da6f99a9551400656fec6834ce4b99767e 100644 (file)
@@ -311,7 +311,6 @@ struct sc92031_priv {
 
        /* for dev->get_stats */
        long                    rx_value;
-       struct net_device_stats stats;
 };
 
 /* I don't know which registers can be safely read; however, I can guess
@@ -421,7 +420,7 @@ static void _sc92031_tx_clear(struct net_device *dev)
 
        while (priv->tx_head - priv->tx_tail > 0) {
                priv->tx_tail++;
-               priv->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
        }
        priv->tx_head = priv->tx_tail = 0;
 }
@@ -676,27 +675,27 @@ static void _sc92031_tx_tasklet(struct net_device *dev)
                priv->tx_tail++;
 
                if (tx_status & TxStatOK) {
-                       priv->stats.tx_bytes += tx_status & 0x1fff;
-                       priv->stats.tx_packets++;
+                       dev->stats.tx_bytes += tx_status & 0x1fff;
+                       dev->stats.tx_packets++;
                        /* Note: TxCarrierLost is always asserted at 100mbps. */
-                       priv->stats.collisions += (tx_status >> 22) & 0xf;
+                       dev->stats.collisions += (tx_status >> 22) & 0xf;
                }
 
                if (tx_status & (TxOutOfWindow | TxAborted)) {
-                       priv->stats.tx_errors++;
+                       dev->stats.tx_errors++;
 
                        if (tx_status & TxAborted)
-                               priv->stats.tx_aborted_errors++;
+                               dev->stats.tx_aborted_errors++;
 
                        if (tx_status & TxCarrierLost)
-                               priv->stats.tx_carrier_errors++;
+                               dev->stats.tx_carrier_errors++;
 
                        if (tx_status & TxOutOfWindow)
-                               priv->stats.tx_window_errors++;
+                               dev->stats.tx_window_errors++;
                }
 
                if (tx_status & TxUnderrun)
-                       priv->stats.tx_fifo_errors++;
+                       dev->stats.tx_fifo_errors++;
        }
 
        if (priv->tx_tail != old_tx_tail)
@@ -704,27 +703,29 @@ static void _sc92031_tx_tasklet(struct net_device *dev)
                        netif_wake_queue(dev);
 }
 
-static void _sc92031_rx_tasklet_error(u32 rx_status,
-               struct sc92031_priv *priv, unsigned rx_size)
+static void _sc92031_rx_tasklet_error(struct net_device *dev,
+                                     u32 rx_status, unsigned rx_size)
 {
        if(rx_size > (MAX_ETH_FRAME_SIZE + 4) || rx_size < 16) {
-               priv->stats.rx_errors++;
-               priv->stats.rx_length_errors++;
+               dev->stats.rx_errors++;
+               dev->stats.rx_length_errors++;
        }
 
        if (!(rx_status & RxStatesOK)) {
-               priv->stats.rx_errors++;
+               dev->stats.rx_errors++;
 
                if (rx_status & (RxHugeFrame | RxSmallFrame))
-                       priv->stats.rx_length_errors++;
+                       dev->stats.rx_length_errors++;
 
                if (rx_status & RxBadAlign)
-                       priv->stats.rx_frame_errors++;
+                       dev->stats.rx_frame_errors++;
 
                if (!(rx_status & RxCRCOK))
-                       priv->stats.rx_crc_errors++;
-       } else
+                       dev->stats.rx_crc_errors++;
+       } else {
+               struct sc92031_priv *priv = netdev_priv(dev);
                priv->rx_loss++;
+       }
 }
 
 static void _sc92031_rx_tasklet(struct net_device *dev)
@@ -783,7 +784,7 @@ static void _sc92031_rx_tasklet(struct net_device *dev)
                                || rx_size > (MAX_ETH_FRAME_SIZE + 4)
                                || rx_size < 16
                                || !(rx_status & RxStatesOK))) {
-                       _sc92031_rx_tasklet_error(rx_status, priv, rx_size);
+                       _sc92031_rx_tasklet_error(dev, rx_status, rx_size);
                        break;
                }
 
@@ -818,11 +819,11 @@ static void _sc92031_rx_tasklet(struct net_device *dev)
                dev->last_rx = jiffies;
                netif_rx(skb);
 
-               priv->stats.rx_bytes += pkt_size;
-               priv->stats.rx_packets++;
+               dev->stats.rx_bytes += pkt_size;
+               dev->stats.rx_packets++;
 
                if (rx_status & Rx_Multicast)
-                       priv->stats.multicast++;
+                       dev->stats.multicast++;
 
        next:
                rx_ring_offset = (rx_ring_offset + rx_size_align) % RX_BUF_LEN;
@@ -835,13 +836,11 @@ static void _sc92031_rx_tasklet(struct net_device *dev)
 
 static void _sc92031_link_tasklet(struct net_device *dev)
 {
-       struct sc92031_priv *priv = netdev_priv(dev);
-
        if (_sc92031_check_media(dev))
                netif_wake_queue(dev);
        else {
                netif_stop_queue(dev);
-               priv->stats.tx_carrier_errors++;
+               dev->stats.tx_carrier_errors++;
        }
 }
 
@@ -866,11 +865,11 @@ static void sc92031_tasklet(unsigned long data)
                _sc92031_rx_tasklet(dev);
 
        if (intr_status & RxOverflow)
-               priv->stats.rx_errors++;
+               dev->stats.rx_errors++;
 
        if (intr_status & TimeOut) {
-               priv->stats.rx_errors++;
-               priv->stats.rx_length_errors++;
+               dev->stats.rx_errors++;
+               dev->stats.rx_length_errors++;
        }
 
        if (intr_status & (LinkFail | LinkOK))
@@ -936,15 +935,14 @@ static struct net_device_stats *sc92031_get_stats(struct net_device *dev)
 
                if (temp == 0xffff) {
                        priv->rx_value += temp;
-                       priv->stats.rx_fifo_errors = priv->rx_value;
-               } else {
-                       priv->stats.rx_fifo_errors = temp + priv->rx_value;
-               }
+                       dev->stats.rx_fifo_errors = priv->rx_value;
+               } else
+                       dev->stats.rx_fifo_errors = temp + priv->rx_value;
 
                spin_unlock_bh(&priv->lock);
        }
 
-       return &priv->stats;
+       return &dev->stats;
 }
 
 static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
@@ -959,7 +957,7 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
        if (unlikely(skb->len > TX_BUF_SIZE)) {
                err = -EMSGSIZE;
-               priv->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
                goto out;
        }
 
@@ -967,7 +965,7 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
        if (unlikely(!netif_carrier_ok(dev))) {
                err = -ENOLINK;
-               priv->stats.tx_dropped++;
+               dev->stats.tx_dropped++;
                goto out_unlock;
        }