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rk29 vmac: add timeout for waiting for mdio complete

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This commit is contained in:
lyx
2011-08-23 23:26:42 -07:00
parent 5356536863
commit 604812762e
1 changed files with 9 additions and 1 deletions
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10
drivers/net/rk29_vmac.c
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@@ -95,7 +95,8 @@ static void vmac_mdio_xmit(struct vmac_priv *ap, unsigned val)
{
init_completion(&ap->mdio_complete);
vmac_writel(ap, val, MDIO_DATA);
wait_for_completion(&ap->mdio_complete);
if(!wait_for_completion_timeout(&ap->mdio_complete, msecs_to_jiffies(1000)))
printk("Time out for waiting mdio completion\n");
}
static int vmac_mdio_read(struct mii_bus *bus, int phy_id, int phy_reg)
@@ -1219,6 +1220,7 @@ static void rk29_init_vmac(struct net_device *dev)
/* enable, after all other bits are set */
vmac_writel(ap, temp | EN_MASK, CONTROL);
}
static void rk29_vmac_shutdown(struct net_device *dev)
@@ -1614,6 +1616,9 @@ rk29_vmac_suspend(struct device *dev)
if (ndev) {
if (netif_running(ndev)) {
if (ndev->irq)
disable_irq(ndev->irq);
netif_stop_queue(ndev);
netif_device_detach(ndev);
rk29_vmac_shutdown(ndev);
}
@@ -1631,6 +1636,9 @@ rk29_vmac_resume(struct device *dev)
if (netif_running(ndev)) {
rk29_init_vmac(ndev);
netif_device_attach(ndev);
netif_start_queue(ndev);
if (ndev->irq)
enable_irq(ndev->irq);
}
}
return 0;