/* network device open function */
static int sh_eth_open(struct net_device *ndev)
{
int ret = 0;
struct sh_eth_private *mdp = netdev_priv(ndev);
pm_runtime_get_sync(&mdp->pdev->dev);
ret = request_irq(ndev->irq, sh_eth_interrupt,
#if defined(CONFIG_CPU_SUBTYPE_SH7763) || \
defined(CONFIG_CPU_SUBTYPE_SH7764) || \
defined(CONFIG_CPU_SUBTYPE_SH7757)
IRQF_SHARED,
#else
0,
#endif
ndev->name, ndev);
if (ret) {
dev_err(&ndev->dev, "Can not assign IRQ number\n");
return ret;
}
/* Descriptor set */
ret = sh_eth_ring_init(ndev);
if (ret)
goto out_free_irq;
/* device init */
ret = sh_eth_dev_init(ndev);
if (ret)
goto out_free_irq;
/* PHY control start*/
ret = sh_eth_phy_start(ndev);
if (ret)
goto out_free_irq;
/* Set the timer to check for link beat. */
init_timer(&mdp->timer);
mdp->timer.expires = (jiffies + (24 * HZ)) / 10;/* 2.4 sec. */
setup_timer(&mdp->timer, sh_eth_timer, (unsigned long)ndev);
return ret;
out_free_irq:
free_irq(ndev->irq, ndev);
pm_runtime_put_sync(&mdp->pdev->dev);
return ret;
}
/* Timeout function */
static void sh_eth_tx_timeout(struct net_device *ndev)
{
struct sh_eth_private *mdp = netdev_priv(ndev);
u32 ioaddr = ndev->base_addr;
struct sh_eth_rxdesc *rxdesc;
int i;
netif_stop_queue(ndev);
/* worning message out. */
printk(KERN_WARNING "%s: transmit timed out, status %8.8x,"
" resetting...\n", ndev->name, (int)ctrl_inl(ioaddr + EESR));
/* tx_errors count up */
mdp->stats.tx_errors++;
/* timer off */
del_timer_sync(&mdp->timer);
/* Free all the skbuffs in the Rx queue. */
for (i = 0; i < RX_RING_SIZE; i++) {
rxdesc = &mdp->rx_ring[i];
rxdesc->status = 0;
rxdesc->addr = 0xBADF00D0;
if (mdp->rx_skbuff[i])
dev_kfree_skb(mdp->rx_skbuff[i]);
mdp->rx_skbuff[i] = NULL;
}
for (i = 0; i < TX_RING_SIZE; i++) {
if (mdp->tx_skbuff[i])
dev_kfree_skb(mdp->tx_skbuff[i]);
mdp->tx_skbuff[i] = NULL;
}
/* device init */
sh_eth_dev_init(ndev);
/* timer on */
mdp->timer.expires = (jiffies + (24 * HZ)) / 10;/* 2.4 sec. */
add_timer(&mdp->timer);
}
/* network device open function */
static int sh_eth_open(struct net_device *ndev)
{
int ret = 0;
struct sh_eth_private *mdp = netdev_priv(ndev);
ret = request_irq(ndev->irq, &sh_eth_interrupt, 0, ndev->name, ndev);
if (ret) {
printk(KERN_ERR "Can not assign IRQ number to %s\n", CARDNAME);
return ret;
}
/* Descriptor set */
ret = sh_eth_ring_init(ndev);
if (ret)
goto out_free_irq;
/* device init */
ret = sh_eth_dev_init(ndev);
if (ret)
goto out_free_irq;
/* PHY control start*/
ret = sh_eth_phy_start(ndev);
if (ret)
goto out_free_irq;
/* Set the timer to check for link beat. */
init_timer(&mdp->timer);
mdp->timer.expires = (jiffies + (24 * HZ)) / 10;/* 2.4 sec. */
setup_timer(&mdp->timer, sh_eth_timer, (unsigned long)ndev);
return ret;
out_free_irq:
free_irq(ndev->irq, ndev);
return ret;
}
