diff options
| author | Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> | 2008-12-10 12:13:08 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-12-10 12:13:08 +0300 |
| commit | 6fabd715e6d8e1b37c0c66d9bfda2c19643e3f77 (patch) | |
| tree | 93c082c53fc4035285f111f87df974e85eed51aa | |
| parent | 5e8427e5e25e3f844113cf67d07e7806bbe8c0e2 (diff) | |
| download | linux-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>
| -rw-r--r-- | drivers/net/ixgbe/ixgbe.h | 1 | ||||
| -rw-r--r-- | drivers/net/ixgbe/ixgbe_main.c | 41 |
2 files changed, 34 insertions, 8 deletions
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h index 6cbf26e3db80..e112008f39c1 100644 --- a/drivers/net/ixgbe/ixgbe.h +++ b/drivers/net/ixgbe/ixgbe.h @@ -32,6 +32,7 @@ #include <linux/pci.h> #include <linux/netdevice.h> #include <linux/inet_lro.h> +#include <linux/aer.h> #include "ixgbe_type.h" #include "ixgbe_common.h" 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; } /** |