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net/macb: manage carrier state with call to netif_carrier_{on|off}()

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OFF carrier state is setup in probe() open() and suspend() functions.
The carrier ON state is managed in macb_handle_link_change().

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nicolas Ferre 2012-07-03 23:14:13 +00:00 committed by David S. Miller
parent ed10627725
commit 03fc4721cd
1 changed files with 11 additions and 2 deletions
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13
drivers/net/ethernet/cadence/macb.c
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@ -179,13 +179,16 @@ static void macb_handle_link_change(struct net_device *dev)
spin_unlock_irqrestore(&bp->lock, flags);
if (status_change) {
if (phydev->link)
if (phydev->link) {
netif_carrier_on(dev);
netdev_info(dev, "link up (%d/%s)\n",
phydev->speed,
phydev->duplex == DUPLEX_FULL ?
"Full" : "Half");
else
} else {
netif_carrier_off(dev);
netdev_info(dev, "link down\n");
}
}
}
@ -1033,6 +1036,9 @@ static int macb_open(struct net_device *dev)
netdev_dbg(bp->dev, "open\n");
/* carrier starts down */
netif_carrier_off(dev);
/* if the phy is not yet register, retry later*/
if (!bp->phy_dev)
return -EAGAIN;
@ -1406,6 +1412,8 @@ static int __init macb_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, dev);
netif_carrier_off(dev);
netdev_info(dev, "Cadence %s at 0x%08lx irq %d (%pM)\n",
macb_is_gem(bp) ? "GEM" : "MACB", dev->base_addr,
dev->irq, dev->dev_addr);
@ -1469,6 +1477,7 @@ static int macb_suspend(struct platform_device *pdev, pm_message_t state)
struct net_device *netdev = platform_get_drvdata(pdev);
struct macb *bp = netdev_priv(netdev);
netif_carrier_off(netdev);
netif_device_detach(netdev);
clk_disable(bp->hclk);