diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/korina.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/drivers/net/korina.c b/drivers/net/korina.c index 26bf1b76b997..13533f937e05 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; }; @@ -890,12 +891,12 @@ 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 +917,9 @@ 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 +927,6 @@ 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 +935,7 @@ 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 +960,8 @@ 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 +1081,8 @@ 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 +1195,8 @@ 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: |