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authorJesse Brandeburg <jesse.brandeburg@intel.com>2010-09-22 22:22:17 +0400
committerDavid S. Miller <davem@davemloft.net>2010-09-24 01:33:37 +0400
commit5cf42fcda0fdddfe7f5ea8629cb7b820bf7e91ab (patch)
treebd9221e2e5d612bebda4a1a29efc42682a7a8f5f /drivers/net/e1000/e1000_main.c
parent7b872a55c40b7e6f5e257c252f96dde911bd7b2f (diff)
downloadlinux-5cf42fcda0fdddfe7f5ea8629cb7b820bf7e91ab.tar.xz
e1000: use work queues
E1000 is using several timers that in a follow on patch will need to acquire the rtnl_lock in order to be safe. This patch moves the timer bodies into work queues which will allow the next patch to add rtnl_lock. Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/e1000/e1000_main.c')
-rw-r--r--drivers/net/e1000/e1000_main.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index a1daceadca84..5b4c6c061414 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -123,8 +123,10 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter,
struct e1000_rx_ring *rx_ring);
static void e1000_set_rx_mode(struct net_device *netdev);
static void e1000_update_phy_info(unsigned long data);
+static void e1000_update_phy_info_task(struct work_struct *work);
static void e1000_watchdog(unsigned long data);
static void e1000_82547_tx_fifo_stall(unsigned long data);
+static void e1000_82547_tx_fifo_stall_task(struct work_struct *work);
static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
struct net_device *netdev);
static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
@@ -1047,7 +1049,9 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
adapter->phy_info_timer.function = e1000_update_phy_info;
adapter->phy_info_timer.data = (unsigned long)adapter;
+ INIT_WORK(&adapter->fifo_stall_task, e1000_82547_tx_fifo_stall_task);
INIT_WORK(&adapter->reset_task, e1000_reset_task);
+ INIT_WORK(&adapter->phy_info_task, e1000_update_phy_info_task);
e1000_check_options(adapter);
@@ -2234,6 +2238,14 @@ static void e1000_set_rx_mode(struct net_device *netdev)
static void e1000_update_phy_info(unsigned long data)
{
struct e1000_adapter *adapter = (struct e1000_adapter *)data;
+ schedule_work(&adapter->phy_info_task);
+}
+
+static void e1000_update_phy_info_task(struct work_struct *work)
+{
+ struct e1000_adapter *adapter = container_of(work,
+ struct e1000_adapter,
+ phy_info_task);
struct e1000_hw *hw = &adapter->hw;
e1000_phy_get_info(hw, &adapter->phy_info);
}
@@ -2242,10 +2254,21 @@ static void e1000_update_phy_info(unsigned long data)
* e1000_82547_tx_fifo_stall - Timer Call-back
* @data: pointer to adapter cast into an unsigned long
**/
-
static void e1000_82547_tx_fifo_stall(unsigned long data)
{
struct e1000_adapter *adapter = (struct e1000_adapter *)data;
+ schedule_work(&adapter->fifo_stall_task);
+}
+
+/**
+ * e1000_82547_tx_fifo_stall_task - task to complete work
+ * @work: work struct contained inside adapter struct
+ **/
+static void e1000_82547_tx_fifo_stall_task(struct work_struct *work)
+{
+ struct e1000_adapter *adapter = container_of(work,
+ struct e1000_adapter,
+ fifo_stall_task);
struct e1000_hw *hw = &adapter->hw;
struct net_device *netdev = adapter->netdev;
u32 tctl;