The patch titled
IP100A: Correct initial and close hardware step
has been added to the -mm tree. Its filename is
ip100a-correct-initial-and-close-hardware-step.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: IP100A: Correct initial and close hardware step
From: Jesse Huang <jesse@xxxxxxxxxxxxx>
Correct initial and close hardware step.
Signed-off-by: Jesse Huang <jesse@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/net/sundance.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff -puN drivers/net/sundance.c~ip100a-correct-initial-and-close-hardware-step drivers/net/sundance.c
--- a/drivers/net/sundance.c~ip100a-correct-initial-and-close-hardware-step
+++ a/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 @@ static int netdev_open(struct net_device
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_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);
_
Patches currently in -mm which might be from jesse@xxxxxxxxxxxxx are
ip100a-fix-tx-pause-bug-reset_tx-intr_handler.patch
ip100a-change-phy-address-search-from-phy=1-to-phy=0.patch
ip100a-correct-initial-and-close-hardware-step.patch
ip100a-solve-host-error-problem-in-low-performance.patch
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