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| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2009-09-03 06:16:25 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-09-03 20:02:05 -0700 |
| commit | c23ddf8f22fc2c871ce476ff917d1208bbe4f3de (patch) | |
| tree | 5e329365a45b15c80456f49f57c48f1edbfdea2e /drivers/net/sky2.c | |
| parent | cf503e8f458cec455b18d3938b3b27de6db3105e (diff) | |
| download | linux-c23ddf8f22fc2c871ce476ff917d1208bbe4f3de.tar.gz linux-c23ddf8f22fc2c871ce476ff917d1208bbe4f3de.tar.bz2 linux-c23ddf8f22fc2c871ce476ff917d1208bbe4f3de.zip | |
sky2: only enable Vaux if capable of wakeup
While perusing vendor driver, I saw that it did not enable the Vaux
power unless device was able to wake from lan for D3cold.
This might help for Rene's power issue.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sky2.c')
| -rw-r--r-- | drivers/net/sky2.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index d1f3b46a2b08..bab591b418df 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -272,8 +272,9 @@ static void sky2_power_aux(struct sky2_hw *hw) Y2_CLK_GAT_LNK1_DIS | Y2_PCI_CLK_LNK2_DIS | Y2_COR_CLK_LNK2_DIS | Y2_CLK_GAT_LNK2_DIS); - /* switch power to VAUX */ - if (sky2_read32(hw, B0_CTST) & Y2_VAUX_AVAIL) + /* switch power to VAUX if supported and PME from D3cold */ + if ( (sky2_read32(hw, B0_CTST) & Y2_VAUX_AVAIL) && + pci_pme_capable(hw->pdev, PCI_D3cold)) sky2_write8(hw, B0_POWER_CTRL, (PC_VAUX_ENA | PC_VCC_ENA | PC_VAUX_ON | PC_VCC_OFF)); |