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-rw-r--r--drivers/net/e1000e/e1000.h2
-rw-r--r--drivers/net/e1000e/netdev.c31
2 files changed, 30 insertions, 3 deletions
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index f0c48a2a679..8087bda9721 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -284,6 +284,8 @@ struct e1000_adapter {
unsigned long led_status;
unsigned int flags;
+ struct work_struct downshift_task;
+ struct work_struct update_phy_task;
};
struct e1000_info {
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 1f767feda9a..803545b2fc8 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -1115,6 +1115,14 @@ static void e1000_clean_rx_ring(struct e1000_adapter *adapter)
writel(0, adapter->hw.hw_addr + rx_ring->tail);
}
+static void e1000e_downshift_workaround(struct work_struct *work)
+{
+ struct e1000_adapter *adapter = container_of(work,
+ struct e1000_adapter, downshift_task);
+
+ e1000e_gig_downshift_workaround_ich8lan(&adapter->hw);
+}
+
/**
* e1000_intr_msi - Interrupt Handler
* @irq: interrupt number
@@ -1139,7 +1147,7 @@ static irqreturn_t e1000_intr_msi(int irq, void *data)
*/
if ((adapter->flags & FLAG_LSC_GIG_SPEED_DROP) &&
(!(er32(STATUS) & E1000_STATUS_LU)))
- e1000e_gig_downshift_workaround_ich8lan(hw);
+ schedule_work(&adapter->downshift_task);
/*
* 80003ES2LAN workaround-- For packet buffer work-around on
@@ -1205,7 +1213,7 @@ static irqreturn_t e1000_intr(int irq, void *data)
*/
if ((adapter->flags & FLAG_LSC_GIG_SPEED_DROP) &&
(!(er32(STATUS) & E1000_STATUS_LU)))
- e1000e_gig_downshift_workaround_ich8lan(hw);
+ schedule_work(&adapter->downshift_task);
/*
* 80003ES2LAN workaround--
@@ -2912,6 +2920,21 @@ static int e1000_set_mac(struct net_device *netdev, void *p)
return 0;
}
+/**
+ * e1000e_update_phy_task - work thread to update phy
+ * @work: pointer to our work struct
+ *
+ * this worker thread exists because we must acquire a
+ * semaphore to read the phy, which we could msleep while
+ * waiting for it, and we can't msleep in a timer.
+ **/
+static void e1000e_update_phy_task(struct work_struct *work)
+{
+ struct e1000_adapter *adapter = container_of(work,
+ struct e1000_adapter, update_phy_task);
+ e1000_get_phy_info(&adapter->hw);
+}
+
/*
* Need to wait a few seconds after link up to get diagnostic information from
* the phy
@@ -2919,7 +2942,7 @@ static int e1000_set_mac(struct net_device *netdev, void *p)
static void e1000_update_phy_info(unsigned long data)
{
struct e1000_adapter *adapter = (struct e1000_adapter *) data;
- e1000_get_phy_info(&adapter->hw);
+ schedule_work(&adapter->update_phy_task);
}
/**
@@ -4578,6 +4601,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
INIT_WORK(&adapter->reset_task, e1000_reset_task);
INIT_WORK(&adapter->watchdog_task, e1000_watchdog_task);
+ INIT_WORK(&adapter->downshift_task, e1000e_downshift_workaround);
+ INIT_WORK(&adapter->update_phy_task, e1000e_update_phy_task);
/* Initialize link parameters. User can change them with ethtool */
adapter->hw.mac.autoneg = 1;