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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>
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@ -272,8 +272,9 @@ static void sky2_power_aux(struct sky2_hw *hw)
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Y2_CLK_GAT_LNK1_DIS | Y2_PCI_CLK_LNK2_DIS |
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Y2_COR_CLK_LNK2_DIS | Y2_CLK_GAT_LNK2_DIS);
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/* switch power to VAUX */
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if (sky2_read32(hw, B0_CTST) & Y2_VAUX_AVAIL)
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/* switch power to VAUX if supported and PME from D3cold */
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if ( (sky2_read32(hw, B0_CTST) & Y2_VAUX_AVAIL) &&
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pci_pme_capable(hw->pdev, PCI_D3cold))
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sky2_write8(hw, B0_POWER_CTRL,
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(PC_VAUX_ENA | PC_VCC_ENA |
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PC_VAUX_ON | PC_VCC_OFF));
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