MODULE_DEVICE_TABLE(pci, netxen_pci_tbl);
-static struct workqueue_struct *netxen_workq;
-#define SCHEDULE_WORK(tp) queue_work(netxen_workq, tp)
-#define FLUSH_SCHEDULED_WORK() flush_workqueue(netxen_workq)
-
static void netxen_watchdog(unsigned long);
static uint32_t crb_cmd_producer[4] = {
spin_unlock(&adapter->tx_clean_lock);
del_timer_sync(&adapter->watchdog_timer);
- FLUSH_SCHEDULED_WORK();
}
unregister_netdev(netdev);
+ cancel_work_sync(&adapter->watchdog_task);
+ cancel_work_sync(&adapter->tx_timeout_task);
+
if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) {
netxen_nic_detach(adapter);
}
if (netif_running(netdev))
netxen_nic_down(adapter, netdev);
+ cancel_work_sync(&adapter->watchdog_task);
+ cancel_work_sync(&adapter->tx_timeout_task);
+
if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC)
netxen_nic_detach(adapter);
"%s: Device temperature %d degrees C exceeds"
" maximum allowed. Hardware has been shut down.\n",
netdev->name, temp_val);
-
- netif_device_detach(netdev);
- netxen_nic_down(adapter, netdev);
- netxen_nic_detach(adapter);
-
rv = 1;
} else if (temp_state == NX_TEMP_WARN) {
if (adapter->temp == NX_TEMP_NORMAL) {
netif_carrier_off(netdev);
netif_stop_queue(netdev);
}
-
- if (!adapter->has_link_events)
- netxen_nic_set_link_parameters(adapter);
-
+ adapter->link_changed = !adapter->has_link_events;
} else if (!adapter->ahw.linkup && linkup) {
printk(KERN_INFO "%s: %s NIC Link is up\n",
netxen_nic_driver_name, netdev->name);
netif_carrier_on(netdev);
netif_wake_queue(netdev);
}
-
- if (!adapter->has_link_events)
- netxen_nic_set_link_parameters(adapter);
+ adapter->link_changed = !adapter->has_link_events;
}
}
netxen_advert_link_change(adapter, linkup);
}
+static void netxen_nic_thermal_shutdown(struct netxen_adapter *adapter)
+{
+ struct net_device *netdev = adapter->netdev;
+
+ netif_device_detach(netdev);
+ netxen_nic_down(adapter, netdev);
+ netxen_nic_detach(adapter);
+}
+
static void netxen_watchdog(unsigned long v)
{
struct netxen_adapter *adapter = (struct netxen_adapter *)v;
- SCHEDULE_WORK(&adapter->watchdog_task);
+ if (netxen_nic_check_temp(adapter))
+ goto do_sched;
+
+ if (!adapter->has_link_events) {
+ netxen_nic_handle_phy_intr(adapter);
+
+ if (adapter->link_changed)
+ goto do_sched;
+ }
+
+ if (netif_running(adapter->netdev))
+ mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
+
+ return;
+
+do_sched:
+ schedule_work(&adapter->watchdog_task);
}
void netxen_watchdog_task(struct work_struct *work)
struct netxen_adapter *adapter =
container_of(work, struct netxen_adapter, watchdog_task);
- if (netxen_nic_check_temp(adapter))
+ if (adapter->temp == NX_TEMP_PANIC) {
+ netxen_nic_thermal_shutdown(adapter);
return;
+ }
- if (!adapter->has_link_events)
- netxen_nic_handle_phy_intr(adapter);
+ if (adapter->link_changed)
+ netxen_nic_set_link_parameters(adapter);
if (netif_running(adapter->netdev))
mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ);
static void netxen_tx_timeout(struct net_device *netdev)
{
- struct netxen_adapter *adapter = (struct netxen_adapter *)
- netdev_priv(netdev);
- SCHEDULE_WORK(&adapter->tx_timeout_task);
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ schedule_work(&adapter->tx_timeout_task);
}
static void netxen_tx_timeout_task(struct work_struct *work)
{
printk(KERN_INFO "%s\n", netxen_nic_driver_string);
- if ((netxen_workq = create_singlethread_workqueue("netxen")) == NULL)
- return -ENOMEM;
-
return pci_register_driver(&netxen_driver);
}
static void __exit netxen_exit_module(void)
{
pci_unregister_driver(&netxen_driver);
- destroy_workqueue(netxen_workq);
}
module_exit(netxen_exit_module);