From 02e7173149c3ffcf963075ec2bdc5f7be8335a78 Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Fri, 31 Oct 2008 16:52:03 -0700
Subject: [PATCH] atlx: use embedded net_device_stats
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>
---
drivers/net/atlx/atl1.c | 43 ++++++++++++++++----------------
drivers/net/atlx/atl1.h | 2 +-
drivers/net/atlx/atl2.c | 55 +++++++++++++++++------------------------
drivers/net/atlx/atl2.h | 1 -
drivers/net/atlx/atlx.c | 13 ----------
5 files changed, 44 insertions(+), 70 deletions(-)
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 246d92b42636..6cc47616b6d4 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -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)},
diff --git a/drivers/net/atlx/atl1.h b/drivers/net/atlx/atl1.h
index ffa73fc8d95e..324ef5e93412 100644
--- a/drivers/net/atlx/atl1.h
+++ b/drivers/net/atlx/atl1.h
@@ -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;
diff --git a/drivers/net/atlx/atl2.c b/drivers/net/atlx/atl2.c
index f5bdc92c1a65..8c5d009ca821 100644
--- a/drivers/net/atlx/atl2.c
+++ b/drivers/net/atlx/atl2.c
@@ -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;
diff --git a/drivers/net/atlx/atl2.h b/drivers/net/atlx/atl2.h
index 09974df76b18..d918bbe621ea 100644
--- a/drivers/net/atlx/atl2.h
+++ b/drivers/net/atlx/atl2.h
@@ -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
diff --git a/drivers/net/atlx/atlx.c b/drivers/net/atlx/atlx.c
index 3cc9d1089ca1..3dc014215679 100644
--- a/drivers/net/atlx/atlx.c
+++ b/drivers/net/atlx/atlx.c
@@ -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
--
2.20.1