leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

atlx: use embedded net_device_stats

Browse Source 
There is now a net_device_stats structure inside net_device that should
be used if possible by devices. Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Stephen Hemminger 2008-10-31 16:52:03 -07:00 committed by Jeff Garzik
parent ae27e98a51
commit 02e7173149
5 changed files with 44 additions and 70 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
drivers/net/atlx/atl1.c
View File

@ -1662,6 +1662,7 @@ static void atl1_via_workaround(struct atl1_adapter *adapter)
static void atl1_inc_smb(struct atl1_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
struct stats_msg_block *smb = adapter->smb.smb;
/* Fill out the OS statistics structure */
@ -1704,30 +1705,30 @@ static void atl1_inc_smb(struct atl1_adapter *adapter)
adapter->soft_stats.tx_trunc += smb->tx_trunc;
adapter->soft_stats.tx_pause += smb->tx_pause;
adapter->net_stats.rx_packets = adapter->soft_stats.rx_packets;
adapter->net_stats.tx_packets = adapter->soft_stats.tx_packets;
adapter->net_stats.rx_bytes = adapter->soft_stats.rx_bytes;
adapter->net_stats.tx_bytes = adapter->soft_stats.tx_bytes;
adapter->net_stats.multicast = adapter->soft_stats.multicast;
adapter->net_stats.collisions = adapter->soft_stats.collisions;
adapter->net_stats.rx_errors = adapter->soft_stats.rx_errors;
adapter->net_stats.rx_over_errors =
netdev->stats.rx_packets = adapter->soft_stats.rx_packets;
netdev->stats.tx_packets = adapter->soft_stats.tx_packets;
netdev->stats.rx_bytes = adapter->soft_stats.rx_bytes;
netdev->stats.tx_bytes = adapter->soft_stats.tx_bytes;
netdev->stats.multicast = adapter->soft_stats.multicast;
netdev->stats.collisions = adapter->soft_stats.collisions;
netdev->stats.rx_errors = adapter->soft_stats.rx_errors;
netdev->stats.rx_over_errors =
adapter->soft_stats.rx_missed_errors;
adapter->net_stats.rx_length_errors =
netdev->stats.rx_length_errors =
adapter->soft_stats.rx_length_errors;
adapter->net_stats.rx_crc_errors = adapter->soft_stats.rx_crc_errors;
adapter->net_stats.rx_frame_errors =
netdev->stats.rx_crc_errors = adapter->soft_stats.rx_crc_errors;
netdev->stats.rx_frame_errors =
adapter->soft_stats.rx_frame_errors;
adapter->net_stats.rx_fifo_errors = adapter->soft_stats.rx_fifo_errors;
adapter->net_stats.rx_missed_errors =
netdev->stats.rx_fifo_errors = adapter->soft_stats.rx_fifo_errors;
netdev->stats.rx_missed_errors =
adapter->soft_stats.rx_missed_errors;
adapter->net_stats.tx_errors = adapter->soft_stats.tx_errors;
adapter->net_stats.tx_fifo_errors = adapter->soft_stats.tx_fifo_errors;
adapter->net_stats.tx_aborted_errors =
netdev->stats.tx_errors = adapter->soft_stats.tx_errors;
netdev->stats.tx_fifo_errors = adapter->soft_stats.tx_fifo_errors;
netdev->stats.tx_aborted_errors =
adapter->soft_stats.tx_aborted_errors;
adapter->net_stats.tx_window_errors =
netdev->stats.tx_window_errors =
adapter->soft_stats.tx_window_errors;
adapter->net_stats.tx_carrier_errors =
netdev->stats.tx_carrier_errors =
adapter->soft_stats.tx_carrier_errors;
}
@ -1860,7 +1861,7 @@ static u16 atl1_alloc_rx_buffers(struct atl1_adapter *adapter)
adapter->rx_buffer_len + NET_IP_ALIGN);
if (unlikely(!skb)) {
/* Better luck next round */
adapter->net_stats.rx_dropped++;
adapter->netdev->stats.rx_dropped++;
break;
}
@ -2983,7 +2984,7 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
netdev->open = &atl1_open;
netdev->stop = &atl1_close;
netdev->hard_start_xmit = &atl1_xmit_frame;
netdev->get_stats = &atlx_get_stats;
netdev->set_multicast_list = &atlx_set_multi;
netdev->set_mac_address = &atl1_set_mac;
netdev->change_mtu = &atl1_change_mtu;
@ -3173,8 +3174,6 @@ static struct atl1_stats atl1_gstrings_stats[] = {
{"tx_bytes", ATL1_STAT(soft_stats.tx_bytes)},
{"rx_errors", ATL1_STAT(soft_stats.rx_errors)},
{"tx_errors", ATL1_STAT(soft_stats.tx_errors)},
{"rx_dropped", ATL1_STAT(net_stats.rx_dropped)},
{"tx_dropped", ATL1_STAT(net_stats.tx_dropped)},
{"multicast", ATL1_STAT(soft_stats.multicast)},
{"collisions", ATL1_STAT(soft_stats.collisions)},
{"rx_length_errors", ATL1_STAT(soft_stats.rx_length_errors)},

2
drivers/net/atlx/atl1.h
View File

@ -754,7 +754,7 @@ struct atl1_hw {
struct atl1_adapter {
struct net_device *netdev;
struct pci_dev *pdev;
struct net_device_stats net_stats;
struct atl1_sft_stats soft_stats;
struct vlan_group *vlgrp;
u32 rx_buffer_len;

55
drivers/net/atlx/atl2.c
View File

@ -418,7 +418,7 @@ static void atl2_intr_rx(struct atl2_adapter *adapter)
* Check that some rx space is free. If not,
* free one and mark stats->rx_dropped++.
*/
adapter->net_stats.rx_dropped++;
netdev->stats.rx_dropped++;
break;
}
skb_reserve(skb, NET_IP_ALIGN);
@ -435,20 +435,20 @@ static void atl2_intr_rx(struct atl2_adapter *adapter)
} else
#endif
netif_rx(skb);
adapter->net_stats.rx_bytes += rx_size;
adapter->net_stats.rx_packets++;
netdev->stats.rx_bytes += rx_size;
netdev->stats.rx_packets++;
netdev->last_rx = jiffies;
} else {
adapter->net_stats.rx_errors++;
netdev->stats.rx_errors++;
if (rxd->status.ok && rxd->status.pkt_size <= 60)
adapter->net_stats.rx_length_errors++;
netdev->stats.rx_length_errors++;
if (rxd->status.mcast)
adapter->net_stats.multicast++;
netdev->stats.multicast++;
if (rxd->status.crc)
adapter->net_stats.rx_crc_errors++;
netdev->stats.rx_crc_errors++;
if (rxd->status.align)
adapter->net_stats.rx_frame_errors++;
netdev->stats.rx_frame_errors++;
}
/* advance write ptr */
@ -463,6 +463,7 @@ static void atl2_intr_rx(struct atl2_adapter *adapter)
static void atl2_intr_tx(struct atl2_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
u32 txd_read_ptr;
u32 txs_write_ptr;
struct tx_pkt_status *txs;
@ -522,20 +523,20 @@ static void atl2_intr_tx(struct atl2_adapter *adapter)
/* tx statistics: */
if (txs->ok) {
adapter->net_stats.tx_bytes += txs->pkt_size;
adapter->net_stats.tx_packets++;
netdev->stats.tx_bytes += txs->pkt_size;
netdev->stats.tx_packets++;
}
else
adapter->net_stats.tx_errors++;
netdev->stats.tx_errors++;
if (txs->defer)
adapter->net_stats.collisions++;
netdev->stats.collisions++;
if (txs->abort_col)
adapter->net_stats.tx_aborted_errors++;
netdev->stats.tx_aborted_errors++;
if (txs->late_col)
adapter->net_stats.tx_window_errors++;
netdev->stats.tx_window_errors++;
if (txs->underun)
adapter->net_stats.tx_fifo_errors++;
netdev->stats.tx_fifo_errors++;
} while (1);
if (free_hole) {
@ -621,7 +622,7 @@ static irqreturn_t atl2_intr(int irq, void *data)
/* link event */
if (status & (ISR_PHY | ISR_MANUAL)) {
adapter->net_stats.tx_carrier_errors++;
adapter->netdev->stats.tx_carrier_errors++;
atl2_check_for_link(adapter);
}
@ -899,19 +900,6 @@ static int atl2_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
return NETDEV_TX_OK;
}
/*
* atl2_get_stats - Get System Network Statistics
* @netdev: network interface device structure
*
* Returns the address of the device statistics structure.
* The statistics are actually updated from the timer callback.
*/
static struct net_device_stats *atl2_get_stats(struct net_device *netdev)
{
struct atl2_adapter *adapter = netdev_priv(netdev);
return &adapter->net_stats;
}
/*
* atl2_change_mtu - Change the Maximum Transfer Unit
* @netdev: network interface device structure
@ -1050,16 +1038,18 @@ static void atl2_tx_timeout(struct net_device *netdev)
static void atl2_watchdog(unsigned long data)
{
struct atl2_adapter *adapter = (struct atl2_adapter *) data;
u32 drop_rxd, drop_rxs;
unsigned long flags;
if (!test_bit(__ATL2_DOWN, &adapter->flags)) {
u32 drop_rxd, drop_rxs;
unsigned long flags;
spin_lock_irqsave(&adapter->stats_lock, flags);
drop_rxd = ATL2_READ_REG(&adapter->hw, REG_STS_RXD_OV);
drop_rxs = ATL2_READ_REG(&adapter->hw, REG_STS_RXS_OV);
adapter->net_stats.rx_over_errors += (drop_rxd+drop_rxs);
spin_unlock_irqrestore(&adapter->stats_lock, flags);
adapter->netdev->stats.rx_over_errors += drop_rxd + drop_rxs;
/* Reset the timer */
mod_timer(&adapter->watchdog_timer, jiffies + 4 * HZ);
}
@ -1396,7 +1386,6 @@ static int __devinit atl2_probe(struct pci_dev *pdev,
netdev->open = &atl2_open;
netdev->stop = &atl2_close;
netdev->hard_start_xmit = &atl2_xmit_frame;
netdev->get_stats = &atl2_get_stats;
netdev->set_multicast_list = &atl2_set_multi;
netdev->set_mac_address = &atl2_set_mac;
netdev->change_mtu = &atl2_change_mtu;

1
drivers/net/atlx/atl2.h
View File

@ -453,7 +453,6 @@ struct atl2_adapter {
/* OS defined structs */
struct net_device *netdev;
struct pci_dev *pdev;
struct net_device_stats net_stats;
#ifdef NETIF_F_HW_VLAN_TX
struct vlan_group *vlgrp;
#endif

13
drivers/net/atlx/atlx.c
View File

@ -181,19 +181,6 @@ static void atlx_clear_phy_int(struct atlx_adapter *adapter)
spin_unlock_irqrestore(&adapter->lock, flags);
}
/*
* atlx_get_stats - Get System Network Statistics
* @netdev: network interface device structure
*
* Returns the address of the device statistics structure.
* The statistics are actually updated from the timer callback.
*/
static struct net_device_stats *atlx_get_stats(struct net_device *netdev)
{
struct atlx_adapter *adapter = netdev_priv(netdev);
return &adapter->net_stats;
}
/*
* atlx_tx_timeout - Respond to a Tx Hang
* @netdev: network interface device structure