diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/sundance.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index be1faa02039..91cd2f52e62 100644 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -1079,6 +1079,8 @@ reset_tx (struct net_device *dev) /* free all tx skbuff */ for (i = 0; i < TX_RING_SIZE; i++) { + np->tx_ring[i].next_desc = 0; + skb = np->tx_skbuff[i]; if (skb) { pci_unmap_single(np->pci_dev, @@ -1094,6 +1096,10 @@ reset_tx (struct net_device *dev) } np->cur_tx = np->dirty_tx = 0; np->cur_task = 0; + + np->last_tx = 0; + iowrite8(127, ioaddr + TxDMAPollPeriod); + iowrite16 (StatsEnable | RxEnable | TxEnable, ioaddr + MACCtrl1); return 0; } @@ -1162,8 +1168,14 @@ static irqreturn_t intr_handler(int irq, void *dev_instance) sundance_reset(dev, (NetworkReset|FIFOReset|TxReset) << 16); /* No need to reset the Tx pointer here */ } - /* Restart the Tx. */ - iowrite16 (TxEnable, ioaddr + MACCtrl1); + /* Restart the Tx. Need to make sure tx enabled */ + i = 10; + do { + iowrite16(ioread16(ioaddr + MACCtrl1) | TxEnable, ioaddr + MACCtrl1); + if (ioread16(ioaddr + MACCtrl1) & TxEnabled) + break; + mdelay(1); + } while (--i); } /* Yup, this is a documentation bug. It cost me *hours*. */ iowrite16 (0, ioaddr + TxStatus); |