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yaml
---
r: 85621
b: refs/heads/master
c: 106adf3
h: refs/heads/master
i:
  85619: 0f46e5e
v: v3
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Florian Fainelli authored and Francois Romieu committed Feb 5, 2008
1 parent f3f360a commit 316163c
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Showing 2 changed files with 34 additions and 25 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: b4f1255d6839bd970d5ff20a9c3d73f73c9adaa3
refs/heads/master: 106adf3c84d081776a1d1fbb8a047cad12af2bb9
57 changes: 33 additions & 24 deletions trunk/drivers/net/r6040.c
Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,6 @@

/* Time in jiffies before concluding the transmitter is hung. */
#define TX_TIMEOUT (6000 * HZ / 1000)
#define TIMER_WUT (jiffies + HZ * 1)/* timer wakeup time : 1 second */

/* RDC MAC I/O Size */
#define R6040_IO_SIZE 256
Expand Down Expand Up @@ -266,19 +265,6 @@ static void r6040_free_rxbufs(struct net_device *dev)
}
}

static void r6040_tx_timeout(struct net_device *dev)
{
struct r6040_private *priv = netdev_priv(dev);

disable_irq(dev->irq);
napi_disable(&priv->napi);
spin_lock(&priv->lock);
dev->stats.tx_errors++;
spin_unlock(&priv->lock);

netif_stop_queue(dev);
}

static void r6040_init_ring_desc(struct r6040_descriptor *desc_ring,
dma_addr_t desc_dma, int size)
{
Expand Down Expand Up @@ -350,6 +336,34 @@ static void r6040_alloc_rxbufs(struct net_device *dev)
iowrite16(lp->rx_ring_dma >> 16, ioaddr + MRD_SA1);
}

static void r6040_tx_timeout(struct net_device *dev)
{
struct r6040_private *priv = netdev_priv(dev);
void __iomem *ioaddr = priv->base;

printk(KERN_WARNING "%s: transmit timed out, status %4.4x, PHY status "
"%4.4x\n",
dev->name, ioread16(ioaddr + MIER),
mdio_read(dev, priv->mii_if.phy_id, MII_BMSR));

disable_irq(dev->irq);
napi_disable(&priv->napi);
spin_lock(&priv->lock);
/* Clear all descriptors */
r6040_free_txbufs(dev);
r6040_free_rxbufs(dev);
r6040_alloc_txbufs(dev);
r6040_alloc_rxbufs(dev);

/* Reset MAC */
iowrite16(MAC_RST, ioaddr + MCR1);
spin_unlock(&priv->lock);
enable_irq(dev->irq);

dev->stats.tx_errors++;
netif_wake_queue(dev);
}

static struct net_device_stats *r6040_get_stats(struct net_device *dev)
{
struct r6040_private *priv = netdev_priv(dev);
Expand Down Expand Up @@ -719,8 +733,7 @@ static void r6040_timer(unsigned long data)
}

/* Timer active again */
lp->timer.expires = TIMER_WUT;
add_timer(&lp->timer);
mod_timer(&lp->timer, jiffies + round_jiffies(HZ));
}

/* Read/set MAC address routines */
Expand Down Expand Up @@ -776,14 +789,10 @@ static int r6040_open(struct net_device *dev)
napi_enable(&lp->napi);
netif_start_queue(dev);

if (lp->switch_sig != ICPLUS_PHY_ID) {
/* set and active a timer process */
init_timer(&lp->timer);
lp->timer.expires = TIMER_WUT;
lp->timer.data = (unsigned long)dev;
lp->timer.function = &r6040_timer;
add_timer(&lp->timer);
}
/* set and active a timer process */
setup_timer(&lp->timer, r6040_timer, (unsigned long) dev);
if (lp->switch_sig != ICPLUS_PHY_ID)
mod_timer(&lp->timer, jiffies + HZ);
return 0;
}

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