From: Jesse Huang <[email protected]>
Change Logs:
- Correct initial and close hardware step.
Signed-off-by: Jesse Huang <[email protected]>
---
sundance.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
ddfaae9a0f4bd37c155f21fb4779093eef059bf6
diff --git a/sundance.c b/sundance.c
index 259c42f..424aebd 100755
--- a/sundance.c
+++ b/sundance.c
@@ -787,6 +787,7 @@ static int netdev_open(struct net_device
{
struct netdev_private *np = netdev_priv(dev);
void __iomem *ioaddr = np->base;
+ unsigned long flags;
int i;
/* Do we need to reset the chip??? */
@@ -830,6 +831,10 @@ #endif
if (np->pci_rev_id >= 0x14)
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);
@@ -1655,7 +1660,10 @@ static int netdev_close(struct net_devic
/* 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);
--
1.3.GIT