diff options
Diffstat (limited to 'drivers/net/sundance.c')
| -rw-r--r-- | drivers/net/sundance.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index 91cd2f52e628..fba64d39ba19 100644 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -788,6 +788,7 @@ static int netdev_open(struct net_device *dev) { struct netdev_private *np = netdev_priv(dev); void __iomem *ioaddr = np->base; + unsigned long flags; int i; /* Do we need to reset the chip??? */ @@ -832,6 +833,10 @@ static int netdev_open(struct net_device *dev) iowrite8(0x01, ioaddr + DebugCtrl1); netif_start_queue(dev); + spin_lock_irqsave(&np->lock, flags); + reset_tx(dev); + spin_unlock_irqrestore(&np->lock, flags); + iowrite16 (StatsEnable | RxEnable | TxEnable, ioaddr + MACCtrl1); if (netif_msg_ifup(np)) @@ -1651,6 +1656,9 @@ static int netdev_close(struct net_device *dev) /* Disable interrupts by clearing the interrupt mask. */ iowrite16(0x0000, ioaddr + IntrEnable); + /* Disable Rx and Tx DMA for safely release resource */ + iowrite32(0x500, ioaddr + DMACtrl); + /* Stop the chip's Tx and Rx processes. */ iowrite16(TxDisable | RxDisable | StatsDisable, ioaddr + MACCtrl1); |