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path: root/drivers/net/korina.c
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Diffstat (limited to 'drivers/net/korina.c')
-rw-r--r--drivers/net/korina.c32
1 files changed, 15 insertions, 17 deletions
diff --git a/drivers/net/korina.c b/drivers/net/korina.c
index 26bf1b7..c7a9bef 100644
--- a/drivers/net/korina.c
+++ b/drivers/net/korina.c
@@ -135,6 +135,7 @@ struct korina_private {
struct napi_struct napi;
struct timer_list media_check_timer;
struct mii_if_info mii_if;
+ struct work_struct restart_task;
struct net_device *dev;
int phy_addr;
};
@@ -375,7 +376,7 @@ static int korina_rx(struct net_device *dev, int limit)
if (devcs & ETH_RX_LE)
dev->stats.rx_length_errors++;
if (devcs & ETH_RX_OVR)
- dev->stats.rx_over_errors++;
+ dev->stats.rx_fifo_errors++;
if (devcs & ETH_RX_CV)
dev->stats.rx_frame_errors++;
if (devcs & ETH_RX_CES)
@@ -764,10 +765,9 @@ static int korina_alloc_ring(struct net_device *dev)
/* Initialize the receive descriptors */
for (i = 0; i < KORINA_NUM_RDS; i++) {
- skb = dev_alloc_skb(KORINA_RBSIZE + 2);
+ skb = netdev_alloc_skb_ip_align(dev, KORINA_RBSIZE);
if (!skb)
return -ENOMEM;
- skb_reserve(skb, 2);
lp->rx_skb[i] = skb;
lp->rd_ring[i].control = DMA_DESC_IOD |
DMA_COUNT(KORINA_RBSIZE);
@@ -890,12 +890,12 @@ static int korina_init(struct net_device *dev)
/*
* Restart the RC32434 ethernet controller.
- * FIXME: check the return status where we call it
*/
-static int korina_restart(struct net_device *dev)
+static void korina_restart_task(struct work_struct *work)
{
- struct korina_private *lp = netdev_priv(dev);
- int ret;
+ struct korina_private *lp = container_of(work,
+ struct korina_private, restart_task);
+ struct net_device *dev = lp->dev;
/*
* Disable interrupts
@@ -916,10 +916,9 @@ static int korina_restart(struct net_device *dev)
napi_disable(&lp->napi);
- ret = korina_init(dev);
- if (ret < 0) {
+ if (korina_init(dev) < 0) {
printk(KERN_ERR "%s: cannot restart device\n", dev->name);
- return ret;
+ return;
}
korina_multicast_list(dev);
@@ -927,8 +926,6 @@ static int korina_restart(struct net_device *dev)
enable_irq(lp->ovr_irq);
enable_irq(lp->tx_irq);
enable_irq(lp->rx_irq);
-
- return ret;
}
static void korina_clear_and_restart(struct net_device *dev, u32 value)
@@ -937,7 +934,7 @@ static void korina_clear_and_restart(struct net_device *dev, u32 value)
netif_stop_queue(dev);
writel(value, &lp->eth_regs->ethintfc);
- korina_restart(dev);
+ schedule_work(&lp->restart_task);
}
/* Ethernet Tx Underflow interrupt */
@@ -962,11 +959,8 @@ static irqreturn_t korina_und_interrupt(int irq, void *dev_id)
static void korina_tx_timeout(struct net_device *dev)
{
struct korina_private *lp = netdev_priv(dev);
- unsigned long flags;
- spin_lock_irqsave(&lp->lock, flags);
- korina_restart(dev);
- spin_unlock_irqrestore(&lp->lock, flags);
+ schedule_work(&lp->restart_task);
}
/* Ethernet Rx Overflow interrupt */
@@ -1086,6 +1080,8 @@ static int korina_close(struct net_device *dev)
napi_disable(&lp->napi);
+ cancel_work_sync(&lp->restart_task);
+
free_irq(lp->rx_irq, dev);
free_irq(lp->tx_irq, dev);
free_irq(lp->ovr_irq, dev);
@@ -1198,6 +1194,8 @@ static int korina_probe(struct platform_device *pdev)
}
setup_timer(&lp->media_check_timer, korina_poll_media, (unsigned long) dev);
+ INIT_WORK(&lp->restart_task, korina_restart_task);
+
printk(KERN_INFO "%s: " DRV_NAME "-" DRV_VERSION " " DRV_RELDATE "\n",
dev->name);
out: