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mv643xx_eth: get rid of netif_{stop,wake}_queue() calls on link down/up 

There is no need to call netif_{stop,wake}_queue() when the link goes
down/up, as the networking already takes care of this internally.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
This commit is contained in:
Lennert Buytenhek 2008-08-28 05:39:13 +02:00 committed by Lennert Buytenhek
parent ac840605f3
commit 4fdeca3f4e
1 changed files with 8 additions and 19 deletions
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27
drivers/net/mv643xx_eth.c
View File

@ -631,11 +631,9 @@ static int mv643xx_eth_poll(struct napi_struct *napi, int budget)
for (i = 0; i < mp->txq_count; i++) for (i = 0; i < mp->txq_count; i++)
txq_reclaim(mp->txq + i, 0); txq_reclaim(mp->txq + i, 0);
if (netif_carrier_ok(mp->dev)) { spin_lock_irq(&mp->lock);
spin_lock_irq(&mp->lock); __txq_maybe_wake(mp->txq);
__txq_maybe_wake(mp->txq); spin_unlock_irq(&mp->lock);
spin_unlock_irq(&mp->lock);
}
} }
#endif #endif
@ -1765,7 +1763,6 @@ static void handle_link_event(struct mv643xx_eth_private *mp)
printk(KERN_INFO "%s: link down\n", dev->name); printk(KERN_INFO "%s: link down\n", dev->name);
netif_carrier_off(dev); netif_carrier_off(dev);
netif_stop_queue(dev);
for (i = 0; i < mp->txq_count; i++) { for (i = 0; i < mp->txq_count; i++) {
struct tx_queue *txq = mp->txq + i; struct tx_queue *txq = mp->txq + i;
@ -1799,10 +1796,8 @@ static void handle_link_event(struct mv643xx_eth_private *mp)
speed, duplex ? "full" : "half", speed, duplex ? "full" : "half",
fc ? "en" : "dis"); fc ? "en" : "dis");
if (!netif_carrier_ok(dev)) { if (!netif_carrier_ok(dev))
netif_carrier_on(dev); netif_carrier_on(dev);
netif_wake_queue(dev);
}
} }
static irqreturn_t mv643xx_eth_irq(int irq, void *dev_id) static irqreturn_t mv643xx_eth_irq(int irq, void *dev_id)
@ -1851,11 +1846,9 @@ static irqreturn_t mv643xx_eth_irq(int irq, void *dev_id)
* Enough space again in the primary TX queue for a * Enough space again in the primary TX queue for a
* full packet? * full packet?
*/ */
if (netif_carrier_ok(dev)) { spin_lock(&mp->lock);
spin_lock(&mp->lock); __txq_maybe_wake(mp->txq);
__txq_maybe_wake(mp->txq); spin_unlock(&mp->lock);
spin_unlock(&mp->lock);
}
} }
/* /*
@ -2060,7 +2053,6 @@ static int mv643xx_eth_open(struct net_device *dev)
} }
netif_carrier_off(dev); netif_carrier_off(dev);
netif_stop_queue(dev);
port_start(mp); port_start(mp);
@ -2123,7 +2115,6 @@ static int mv643xx_eth_stop(struct net_device *dev)
del_timer_sync(&mp->rx_oom); del_timer_sync(&mp->rx_oom);
netif_carrier_off(dev); netif_carrier_off(dev);
netif_stop_queue(dev);
free_irq(dev->irq, dev); free_irq(dev->irq, dev);
@ -2184,11 +2175,9 @@ static void tx_timeout_task(struct work_struct *ugly)
mp = container_of(ugly, struct mv643xx_eth_private, tx_timeout_task); mp = container_of(ugly, struct mv643xx_eth_private, tx_timeout_task);
if (netif_running(mp->dev)) { if (netif_running(mp->dev)) {
netif_stop_queue(mp->dev); netif_stop_queue(mp->dev);
port_reset(mp); port_reset(mp);
port_start(mp); port_start(mp);
netif_wake_queue(mp->dev);
__txq_maybe_wake(mp->txq);
} }
} }