diff options
author | Sucheta Chakraborty <sucheta.chakraborty@qlogic.com> | 2010-03-08 00:14:46 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2010-03-08 10:45:29 -0800 |
commit | 8bfe8b91b8b877066c8ac788f59a40324eaac6d8 (patch) | |
tree | a2347ff6e35f69af10a673e9173630a5e7e7eebd /drivers/net | |
parent | 8bae5698616ac336938684ce7a7370299bd55d01 (diff) | |
download | blackbird-op-linux-8bfe8b91b8b877066c8ac788f59a40324eaac6d8.tar.gz blackbird-op-linux-8bfe8b91b8b877066c8ac788f59a40324eaac6d8.zip |
qlcnic: additional driver statistics.
Statistics added for lro/lso bytes, count for tx stop queue and
wake queue and skb alloc failure count.
Signed-off-by: Sucheta Chakraborty <sucheta.chakraborty@qlogic.com>
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r-- | drivers/net/qlcnic/qlcnic.h | 5 | ||||
-rw-r--r-- | drivers/net/qlcnic/qlcnic_ethtool.c | 11 | ||||
-rw-r--r-- | drivers/net/qlcnic/qlcnic_hw.c | 1 | ||||
-rw-r--r-- | drivers/net/qlcnic/qlcnic_init.c | 8 | ||||
-rw-r--r-- | drivers/net/qlcnic/qlcnic_main.c | 5 |
5 files changed, 28 insertions, 2 deletions
diff --git a/drivers/net/qlcnic/qlcnic.h b/drivers/net/qlcnic/qlcnic.h index b40a851ec7d1..9897b699752f 100644 --- a/drivers/net/qlcnic/qlcnic.h +++ b/drivers/net/qlcnic/qlcnic.h @@ -423,6 +423,11 @@ struct qlcnic_adapter_stats { u64 lro_pkts; u64 rxbytes; u64 txbytes; + u64 lrobytes; + u64 lso_frames; + u64 xmit_on; + u64 xmit_off; + u64 skb_alloc_failure; }; /* diff --git a/drivers/net/qlcnic/qlcnic_ethtool.c b/drivers/net/qlcnic/qlcnic_ethtool.c index ef12792a88be..f83e15fe3e1b 100644 --- a/drivers/net/qlcnic/qlcnic_ethtool.c +++ b/drivers/net/qlcnic/qlcnic_ethtool.c @@ -59,6 +59,17 @@ static const struct qlcnic_stats qlcnic_gstrings_stats[] = { QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)}, {"tx_bytes", QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)}, + {"lrobytes", + QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)}, + {"lso_frames", + QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)}, + {"xmit_on", + QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)}, + {"xmit_off", + QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)}, + {"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure), + QLC_OFF(stats.skb_alloc_failure)}, + }; #define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats) diff --git a/drivers/net/qlcnic/qlcnic_hw.c b/drivers/net/qlcnic/qlcnic_hw.c index 99a4d1379d00..e95646bf7d56 100644 --- a/drivers/net/qlcnic/qlcnic_hw.c +++ b/drivers/net/qlcnic/qlcnic_hw.c @@ -349,6 +349,7 @@ qlcnic_send_cmd_descs(struct qlcnic_adapter *adapter, if (nr_desc >= qlcnic_tx_avail(tx_ring)) { netif_tx_stop_queue(tx_ring->txq); __netif_tx_unlock_bh(tx_ring->txq); + adapter->stats.xmit_off++; return -EBUSY; } diff --git a/drivers/net/qlcnic/qlcnic_init.c b/drivers/net/qlcnic/qlcnic_init.c index ea00ab4d4feb..f0df9717aece 100644 --- a/drivers/net/qlcnic/qlcnic_init.c +++ b/drivers/net/qlcnic/qlcnic_init.c @@ -1114,8 +1114,10 @@ qlcnic_alloc_rx_skb(struct qlcnic_adapter *adapter, struct pci_dev *pdev = adapter->pdev; buffer->skb = dev_alloc_skb(rds_ring->skb_size); - if (!buffer->skb) + if (!buffer->skb) { + adapter->stats.skb_alloc_failure++; return -ENOMEM; + } skb = buffer->skb; @@ -1289,7 +1291,7 @@ qlcnic_process_lro(struct qlcnic_adapter *adapter, netif_receive_skb(skb); adapter->stats.lro_pkts++; - adapter->stats.rxbytes += length; + adapter->stats.lrobytes += length; return buffer; } @@ -1505,6 +1507,8 @@ qlcnic_process_rcv_diag(struct qlcnic_adapter *adapter, adapter->diag_cnt++; dev_kfree_skb_any(skb); + adapter->stats.rx_pkts++; + adapter->stats.rxbytes += length; return buffer; } diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c index 665e8e56b6a8..fc721564e69e 100644 --- a/drivers/net/qlcnic/qlcnic_main.c +++ b/drivers/net/qlcnic/qlcnic_main.c @@ -118,6 +118,7 @@ qlcnic_update_cmd_producer(struct qlcnic_adapter *adapter, if (qlcnic_tx_avail(tx_ring) <= TX_STOP_THRESH) { netif_stop_queue(adapter->netdev); smp_mb(); + adapter->stats.xmit_off++; } } @@ -1385,6 +1386,7 @@ qlcnic_tso_check(struct net_device *netdev, int copied, offset, copy_len, hdr_len = 0, tso = 0, vlan_oob = 0; struct cmd_desc_type0 *hwdesc; struct vlan_ethhdr *vh; + struct qlcnic_adapter *adapter = netdev_priv(netdev); if (protocol == cpu_to_be16(ETH_P_8021Q)) { @@ -1494,6 +1496,7 @@ qlcnic_tso_check(struct net_device *netdev, tx_ring->producer = producer; barrier(); + adapter->stats.lso_frames++; } static int @@ -1573,6 +1576,7 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev) if (unlikely(no_of_desc + 2 > qlcnic_tx_avail(tx_ring))) { netif_stop_queue(netdev); + adapter->stats.xmit_off++; return NETDEV_TX_BUSY; } @@ -1880,6 +1884,7 @@ static int qlcnic_process_cmd_ring(struct qlcnic_adapter *adapter) if (qlcnic_tx_avail(tx_ring) > TX_STOP_THRESH) { netif_wake_queue(netdev); adapter->tx_timeo_cnt = 0; + adapter->stats.xmit_on++; } __netif_tx_unlock(tx_ring->txq); } |