ixgbe: add real-time traffic counters
Just like our other drivers before we can switch ixgbe to provide real-time packet/byte counters to the stack easily. Signed-off-by: Ayyappan Veeraiyan <ayyappan.veeraiyan@intel.com> Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@ -275,6 +275,8 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_adapter *adapter,
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if (total_tx_packets >= tx_ring->work_limit)
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IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, tx_ring->eims_value);
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adapter->net_stats.tx_bytes += total_tx_bytes;
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adapter->net_stats.tx_packets += total_tx_packets;
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cleaned = total_tx_packets ? true : false;
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return cleaned;
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}
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@ -443,6 +445,7 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter,
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u16 hdr_info, vlan_tag;
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bool is_vlan, cleaned = false;
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int cleaned_count = 0;
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unsigned int total_rx_bytes = 0, total_rx_packets = 0;
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i = rx_ring->next_to_clean;
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upper_len = 0;
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@ -522,6 +525,11 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_adapter *adapter,
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}
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ixgbe_rx_checksum(adapter, staterr, skb);
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/* probably a little skewed due to removing CRC */
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total_rx_bytes += skb->len;
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total_rx_packets++;
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skb->protocol = eth_type_trans(skb, netdev);
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ixgbe_receive_skb(adapter, skb, is_vlan, vlan_tag);
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netdev->last_rx = jiffies;
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@ -550,6 +558,9 @@ next_desc:
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if (cleaned_count)
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ixgbe_alloc_rx_buffers(adapter, rx_ring, cleaned_count);
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adapter->net_stats.rx_bytes += total_rx_bytes;
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adapter->net_stats.rx_packets += total_rx_packets;
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return cleaned;
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}
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@ -2088,10 +2099,6 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
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adapter->stats.bptc += IXGBE_READ_REG(hw, IXGBE_BPTC);
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/* Fill out the OS statistics structure */
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adapter->net_stats.rx_packets = adapter->stats.gprc;
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adapter->net_stats.tx_packets = adapter->stats.gptc;
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adapter->net_stats.rx_bytes = adapter->stats.gorc;
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adapter->net_stats.tx_bytes = adapter->stats.gotc;
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adapter->net_stats.multicast = adapter->stats.mprc;
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/* Rx Errors */
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