diff options
| author | Jesse Brandeburg <jesse.brandeburg@intel.com> | 2010-09-22 18:22:17 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-09-23 14:33:37 -0700 |
| commit | 5cf42fcda0fdddfe7f5ea8629cb7b820bf7e91ab (patch) | |
| tree | bd9221e2e5d612bebda4a1a29efc42682a7a8f5f /drivers/net/e1000 | |
| parent | 7b872a55c40b7e6f5e257c252f96dde911bd7b2f (diff) | |
| download | linux-5cf42fcda0fdddfe7f5ea8629cb7b820bf7e91ab.tar.bz2 | |
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')
| -rw-r--r-- | drivers/net/e1000/e1000.h | 3 | ||||
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 25 |
2 files changed, 27 insertions, 1 deletions
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h index 99288b95aead..a881dd0093bd 100644 --- a/drivers/net/e1000/e1000.h +++ b/drivers/net/e1000/e1000.h @@ -310,6 +310,9 @@ struct e1000_adapter { int need_ioport; bool discarding; + + struct work_struct fifo_stall_task; + struct work_struct phy_info_task; }; enum e1000_state_t { 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; |