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authorPeter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>2008-12-10 12:13:08 +0300
committerDavid S. Miller <davem@davemloft.net>2008-12-10 12:13:08 +0300
commit6fabd715e6d8e1b37c0c66d9bfda2c19643e3f77 (patch)
tree93c082c53fc4035285f111f87df974e85eed51aa /drivers/net/ixgbe/ixgbe_main.c
parent5e8427e5e25e3f844113cf67d07e7806bbe8c0e2 (diff)
downloadlinux-6fabd715e6d8e1b37c0c66d9bfda2c19643e3f77.tar.xz
ixgbe: Implement PCIe AER support
This patch implements the PCIe Advanced Error Reporting callbacks in ixgbe. The 82598 hardware supports AER, so we enable it. Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@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/ixgbe/ixgbe_main.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c41
1 files changed, 33 insertions, 8 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index a7aa892fee3f..d6f666ae38d3 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -4020,6 +4020,13 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
goto err_pci_reg;
}
+ 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_save_state(pdev);
@@ -4257,6 +4264,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ int err;
set_bit(__IXGBE_DOWN, &adapter->state);
/* clear the module not found bit to make sure the worker won't
@@ -4295,6 +4303,11 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
free_netdev(netdev);
+ 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);
}
@@ -4332,21 +4345,33 @@ static pci_ers_result_t ixgbe_io_slot_reset(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
struct ixgbe_adapter *adapter = netdev_priv(netdev);
+ pci_ers_result_t result;
+ int err;
if (pci_enable_device(pdev)) {
DPRINTK(PROBE, ERR,
"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);
- ixgbe_reset(adapter);
+ ixgbe_reset(adapter);
+
+ result = PCI_ERS_RESULT_RECOVERED;
+ }
+
+ err = pci_cleanup_aer_uncorrect_error_status(pdev);
+ if (err) {
+ dev_err(&pdev->dev,
+ "pci_cleanup_aer_uncorrect_error_status failed 0x%0x\n", err);
+ /* non-fatal, continue */
+ }
- return PCI_ERS_RESULT_RECOVERED;
+ return result;
}
/**