On Mon, Oct 02, 2006 at 02:26:36PM -0400, Jesse Huang wrote:
> From: Jesse Huang <[EMAIL PROTECTED]>
>
> Change Logs:
> Solve host error problem in low performance embedded system when continune
> down and up.
>
> Signed-off-by: Jesse Huang <[EMAIL PROTECTED]>
> ---
>
> drivers/net/sundance.c | 26 +++++++++++++++++++++++---
> 1 files changed, 23 insertions(+), 3 deletions(-)
>
> c06c70e20a85facd640528ca66e0b579fc3ee745
> diff --git a/drivers/net/sundance.c b/drivers/net/sundance.c
> index 14b4933..b4a6010 100755
> --- a/drivers/net/sundance.c
> +++ b/drivers/net/sundance.c
> @@ -1643,6 +1643,14 @@ static int netdev_close(struct net_devic
> struct sk_buff *skb;
> int i;
>
> + /* Wait and kill tasklet */
> + tasklet_kill(&np->rx_tasklet);
> + tasklet_kill(&np->tx_tasklet);
> + np->cur_tx = 0;
> + np->dirty_tx = 0;
> + np->cur_task = 0;
> + np->last_tx = 0;
> +
> netif_stop_queue(dev);
>
> if (netif_msg_ifdown(np)) {
> @@ -1663,9 +1671,20 @@ static int netdev_close(struct net_devic
> /* Stop the chip's Tx and Rx processes. */
> iowrite16(TxDisable | RxDisable | StatsDisable, ioaddr + MACCtrl1);
>
> - /* Wait and kill tasklet */
> - tasklet_kill(&np->rx_tasklet);
> - tasklet_kill(&np->tx_tasklet);
> + for (i = 2000; i > 0; i--) {
> + if ((ioread32(ioaddr + DMACtrl) &0xC000) == 0)
^^^^^^^
Missing white space?
> + break;
> + mdelay(1);
> + }
> +
> + iowrite16(GlobalReset | DMAReset | FIFOReset | NetworkReset, ioaddr
> +ASICCtrl + 2);
^^^^^^^^^
Same here..
> +
> + for (i = 2000; i > 0; i--)
> + {
> + if ((ioread16(ioaddr + ASICCtrl +2) &ResetBusy) == 0)
^^^^^^^^^^
.. and here
> + break;
> + mdelay(1);
> + }
>
Regards,
Frederik
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