C++ (Cpp) sh_eth_ring_init示例

示例#1

文件： sh_eth.c 项目： andi34/Dhollmen_Kernel

/* 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;
}

示例#2

文件： sh_eth.c 项目： E-LLP/n900

/* 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;
}