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authorBruce Allan <bruce.w.allan@intel.com>2008-11-21 20:00:22 -0500
committerDavid S. Miller <davem@davemloft.net>2008-11-21 20:00:22 -0500
commit8452759060ad46fc071a7d5bbf1647df5ea2ceab (patch)
treed6dc357a82e32e1c021773dfe9163e053fbdd711 /drivers/net/e1000e/netdev.c
parent0285c8dcaeaa73ddadc4f38383e5bbc03c394a29 (diff)
e1000e: store EEPROM version number to prevent unnecessary NVM reads
Rather than reading the NVM to get the EEPROM version number everytime the ethool get_drvinfo function is called, read it once during probe and save it for future reference. Signed-off-by: Bruce Allan <bruce.w.allan@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/e1000e/netdev.c')
-rw-r--r--drivers/net/e1000e/netdev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index f10252b055d..b3f0b479701 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -5025,6 +5025,9 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
5025 adapter->wol = adapter->eeprom_wol; 5025 adapter->wol = adapter->eeprom_wol;
5026 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); 5026 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
5027 5027
5028 /* save off EEPROM version number */
5029 e1000_read_nvm(&adapter->hw, 5, 1, &adapter->eeprom_vers);
5030
5028 /* reset the hardware with the new settings */ 5031 /* reset the hardware with the new settings */
5029 e1000e_reset(adapter); 5032 e1000e_reset(adapter);
5030 5033