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authorWendy Xiong <wendyx@us.ibm.com>2008-04-23 11:09:29 -0700
committerJeff Garzik <jgarzik@redhat.com>2008-04-25 02:08:04 -0400
commitaad32739641d3a75818fbe653d4b0d530e965f2f (patch)
treed88a61fec2e8ae05015cfa0f170fe9cc9eab9c41 /drivers/net/e1000e/netdev.c
parentfb3b27bc00ca2b6d69c3a22ff43b4d95fef47bed (diff)
e1000e: save and restore pcie/msi state to support EEH recovery
To enable EEH support for pci-express network adapters, pcie/msi state needs to be saved and restored for that adapter. Tested this EEH patch with 2ports and 4ports pci-express e1000e adapters. Signed-off-by: Wendy Xiong <wendyx@us.ibm.com> Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/e1000e/netdev.c')
-rw-r--r--drivers/net/e1000e/netdev.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 9d1143aa6189..603ef9a6ddc1 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -3807,6 +3807,7 @@ static pci_ers_result_t e1000_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);
@@ -3933,6 +3934,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
goto err_pci_reg;
pci_set_master(pdev);
+ pci_save_state(pdev);
err = -ENOMEM;
netdev = alloc_etherdev(sizeof(struct e1000_adapter));