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path: root/drivers/net/gianfar.c
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Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r--drivers/net/gianfar.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 999d69168277..4320a983a588 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -105,6 +105,7 @@ const char gfar_driver_version[] = "1.3";
static int gfar_enet_open(struct net_device *dev);
static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev);
+static void gfar_reset_task(struct work_struct *work);
static void gfar_timeout(struct net_device *dev);
static int gfar_close(struct net_device *dev);
struct sk_buff *gfar_new_skb(struct net_device *dev);
@@ -209,6 +210,7 @@ static int gfar_probe(struct platform_device *pdev)
spin_lock_init(&priv->txlock);
spin_lock_init(&priv->rxlock);
spin_lock_init(&priv->bflock);
+ INIT_WORK(&priv->reset_task, gfar_reset_task);
platform_set_drvdata(pdev, dev);
@@ -1212,6 +1214,7 @@ static int gfar_close(struct net_device *dev)
napi_disable(&priv->napi);
+ cancel_work_sync(&priv->reset_task);
stop_gfar(dev);
/* Disconnect from the PHY */
@@ -1326,13 +1329,16 @@ static int gfar_change_mtu(struct net_device *dev, int new_mtu)
return 0;
}
-/* gfar_timeout gets called when a packet has not been
+/* gfar_reset_task gets scheduled when a packet has not been
* transmitted after a set amount of time.
* For now, assume that clearing out all the structures, and
- * starting over will fix the problem. */
-static void gfar_timeout(struct net_device *dev)
+ * starting over will fix the problem.
+ */
+static void gfar_reset_task(struct work_struct *work)
{
- dev->stats.tx_errors++;
+ struct gfar_private *priv = container_of(work, struct gfar_private,
+ reset_task);
+ struct net_device *dev = priv->dev;
if (dev->flags & IFF_UP) {
stop_gfar(dev);
@@ -1342,6 +1348,14 @@ static void gfar_timeout(struct net_device *dev)
netif_tx_schedule_all(dev);
}
+static void gfar_timeout(struct net_device *dev)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+
+ dev->stats.tx_errors++;
+ schedule_work(&priv->reset_task);
+}
+
/* Interrupt Handler for Transmit complete */
static int gfar_clean_tx_ring(struct net_device *dev)
{