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igb: save and restore pcie/msi state to support EEH recovery

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To enable EEH support for pci-express network adapters, pcie/msi state
needs to be saved and restored for that adapter.

[after similar patches for ixgbe and e1000e from Wendy Xiong]

Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Cc: Wendy Xiong <wendyx@us.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Auke Kok 2008-04-23 11:09:34 -07:00 committed by Jeff Garzik
parent aad3273964
commit c682fc238a
1 changed files with 2 additions and 0 deletions
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2
drivers/net/igb/igb_main.c
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@ -871,6 +871,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
goto err_pci_reg;
pci_set_master(pdev);
pci_save_state(pdev);
err = -ENOMEM;
netdev = alloc_etherdev(sizeof(struct igb_adapter));
@ -4079,6 +4080,7 @@ static pci_ers_result_t igb_io_slot_reset(struct pci_dev *pdev)
return PCI_ERS_RESULT_DISCONNECT;
}
pci_set_master(pdev);
pci_restore_state(pdev);
pci_enable_wake(pdev, PCI_D3hot, 0);
pci_enable_wake(pdev, PCI_D3cold, 0);