Messages in this thread Patch in this message | | | Subject | [PATCH 4/5] Correct initial and close hardware step. | From | Jesse Huang <> | Date | Mon, 02 Oct 2006 14:26:00 -0400 |
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From: Jesse Huang <jesse@icplus.com.tw>
Change Logs: Correct initial and close hardware step.
Signed-off-by: Jesse Huang <jesse@icplus.com.tw> ---
drivers/net/sundance.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
1bbb3f6231fa1f52a9f61e299f22610d357f6041 diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c index 679eda4..14b4933 100755 --- a/drivers/net/sundance.c +++ b/drivers/net/sundance.c @@ -789,6 +789,7 @@ 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??? */ @@ -833,6 +834,10 @@ #endif 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)) @@ -1652,6 +1657,9 @@ 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
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