Commit ff35164e authored by Stephen Hemminger's avatar Stephen Hemminger Committed by David S. Miller

[SKY2]: fix power settings on Yukon XL

Make sure PCI register for PHY power gets set correctly.
Signed-off-by: default avatarStephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 295b54c4
...@@ -606,20 +606,19 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff) ...@@ -606,20 +606,19 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff)
{ {
struct pci_dev *pdev = hw->pdev; struct pci_dev *pdev = hw->pdev;
u32 reg1; u32 reg1;
static const u32 phy_power[] static const u32 phy_power[] = { PCI_Y2_PHY1_POWD, PCI_Y2_PHY2_POWD };
= { PCI_Y2_PHY1_POWD, PCI_Y2_PHY2_POWD }; static const u32 coma_mode[] = { PCI_Y2_PHY1_COMA, PCI_Y2_PHY2_COMA };
/* looks like this XL is back asswards .. */
if (hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1)
onoff = !onoff;
pci_read_config_dword(pdev, PCI_DEV_REG1, &reg1); pci_read_config_dword(pdev, PCI_DEV_REG1, &reg1);
/* Turn on/off phy power saving */
if (onoff) if (onoff)
/* Turn off phy power saving */
reg1 &= ~phy_power[port]; reg1 &= ~phy_power[port];
else else
reg1 |= phy_power[port]; reg1 |= phy_power[port];
if (onoff && hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1)
reg1 |= coma_mode[port];
pci_write_config_dword(pdev, PCI_DEV_REG1, reg1); pci_write_config_dword(pdev, PCI_DEV_REG1, reg1);
pci_read_config_dword(pdev, PCI_DEV_REG1, &reg1); pci_read_config_dword(pdev, PCI_DEV_REG1, &reg1);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment