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-rw-r--r--drivers/net/e1000e/netdev.c39
1 files changed, 30 insertions, 9 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index c425b19e336..00e19e93bb9 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -44,6 +44,7 @@
#include <linux/cpu.h>
#include <linux/smp.h>
#include <linux/pm_qos_params.h>
+#include <linux/aer.h>
#include "e1000.h"
@@ -4521,6 +4522,14 @@ static int e1000_resume(struct pci_dev *pdev)
return err;
}
+ /* AER (Advanced Error Reporting) hooks */
+ err = pci_enable_pcie_error_reporting(pdev);
+ if (err) {
+ dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
+ "0x%x\n", err);
+ /* non-fatal, continue */
+ }
+
pci_set_master(pdev);
pci_enable_wake(pdev, PCI_D3hot, 0);
@@ -4615,24 +4624,29 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev)
struct e1000_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
int err;
+ pci_ers_result_t result;
e1000e_disable_l1aspm(pdev);
err = pci_enable_device_mem(pdev);
if (err) {
dev_err(&pdev->dev,
"Cannot re-enable PCI device after reset.\n");
- return PCI_ERS_RESULT_DISCONNECT;
- }
- pci_set_master(pdev);
- pci_restore_state(pdev);
+ result = PCI_ERS_RESULT_DISCONNECT;
+ } else {
+ pci_set_master(pdev);
+ pci_restore_state(pdev);
- pci_enable_wake(pdev, PCI_D3hot, 0);
- pci_enable_wake(pdev, PCI_D3cold, 0);
+ pci_enable_wake(pdev, PCI_D3hot, 0);
+ pci_enable_wake(pdev, PCI_D3cold, 0);
- e1000e_reset(adapter);
- ew32(WUS, ~0);
+ e1000e_reset(adapter);
+ ew32(WUS, ~0);
+ result = PCI_ERS_RESULT_RECOVERED;
+ }
- return PCI_ERS_RESULT_RECOVERED;
+ pci_cleanup_aer_uncorrect_error_status(pdev);
+
+ return result;
}
/**
@@ -5063,6 +5077,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct e1000_adapter *adapter = netdev_priv(netdev);
+ int err;
/*
* flush_scheduled work may reschedule our watchdog task, so
@@ -5097,6 +5112,12 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
free_netdev(netdev);
+ /* AER disable */
+ err = pci_disable_pcie_error_reporting(pdev);
+ if (err)
+ dev_err(&pdev->dev,
+ "pci_disable_pcie_error_reporting failed 0x%x\n", err);
+
pci_disable_device(pdev);
}