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GRETH: fix opening/closing

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When NAPI is disabled there is no point in having IRQs enabled, TX/RX
should be off before clearing the TX/RX descriptor rings.

Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Hellstrom 2011-01-14 03:02:38 +00:00 committed by David S. Miller
parent ad4650a89a
commit bbe9e63733
1 changed files with 4 additions and 0 deletions
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4
drivers/net/greth.c
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@ -356,6 +356,8 @@ static int greth_open(struct net_device *dev)
dev_dbg(&dev->dev, " starting queue\n"); dev_dbg(&dev->dev, " starting queue\n");
netif_start_queue(dev); netif_start_queue(dev);
GRETH_REGSAVE(greth->regs->status, 0xFF);
napi_enable(&greth->napi); napi_enable(&greth->napi);
greth_enable_irqs(greth); greth_enable_irqs(greth);
@ -371,7 +373,9 @@ static int greth_close(struct net_device *dev)
napi_disable(&greth->napi); napi_disable(&greth->napi);
greth_disable_irqs(greth);
greth_disable_tx(greth); greth_disable_tx(greth);
greth_disable_rx(greth);
netif_stop_queue(dev); netif_stop_queue(dev);