diff options
| author | Stephen Hemminger <shemminger@linux-foundation.org> | 2008-01-24 19:46:10 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2008-02-08 11:46:26 -0800 |
| commit | dbccde6478f3d8d11762d5f19322cbc152d4c99d (patch) | |
| tree | 799926f8193399d61a75a242836764ad84beab4e /drivers | |
| parent | 31d722ee25d1b8139259483f8ab14c188ca52b2e (diff) | |
sky2: fix for WOL on some devices
patch 82637e808478087ce861129745fa60cc37e7929d in mainline
This patch disables config mode access after clearing PCI settings.
Without this change WOL won't work on some BIOS's
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/sky2.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index a91fcb6a978..962e28b7134 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -621,6 +621,7 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff) static const u32 phy_power[] = { PCI_Y2_PHY1_POWD, PCI_Y2_PHY2_POWD }; static const u32 coma_mode[] = { PCI_Y2_PHY1_COMA, PCI_Y2_PHY2_COMA }; + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); reg1 = sky2_pci_read32(hw, PCI_DEV_REG1); /* Turn on/off phy power saving */ if (onoff) @@ -632,7 +633,8 @@ static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff) reg1 |= coma_mode[port]; sky2_pci_write32(hw, PCI_DEV_REG1, reg1); - reg1 = sky2_pci_read32(hw, PCI_DEV_REG1); + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); + sky2_pci_read32(hw, PCI_DEV_REG1); udelay(100); } @@ -2427,6 +2429,7 @@ static void sky2_hw_intr(struct sky2_hw *hw) if (status & (Y2_IS_MST_ERR | Y2_IS_IRQ_STAT)) { u16 pci_err; + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); pci_err = sky2_pci_read16(hw, PCI_STATUS); if (net_ratelimit()) dev_err(&pdev->dev, "PCI hardware error (0x%x)\n", @@ -2434,12 +2437,14 @@ static void sky2_hw_intr(struct sky2_hw *hw) sky2_pci_write16(hw, PCI_STATUS, pci_err | PCI_STATUS_ERROR_BITS); + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); } if (status & Y2_IS_PCI_EXP) { /* PCI-Express uncorrectable Error occurred */ u32 err; + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON); err = sky2_read32(hw, Y2_CFG_AER + PCI_ERR_UNCOR_STATUS); sky2_write32(hw, Y2_CFG_AER + PCI_ERR_UNCOR_STATUS, 0xfffffffful); @@ -2447,6 +2452,7 @@ static void sky2_hw_intr(struct sky2_hw *hw) dev_err(&pdev->dev, "PCI Express error (0x%x)\n", err); sky2_read32(hw, Y2_CFG_AER + PCI_ERR_UNCOR_STATUS); + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); } if (status & Y2_HWE_L1_MASK) @@ -2812,6 +2818,7 @@ static void sky2_reset(struct sky2_hw *hw) } sky2_power_on(hw); + sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF); for (i = 0; i < hw->ports; i++) { sky2_write8(hw, SK_REG(i, GMAC_LINK_CTRL), GMLC_RST_SET); |