diff options
Diffstat (limited to 'drivers/net/ethernet/atheros/atl1c/atl1c_main.c')
| -rw-r--r-- | drivers/net/ethernet/atheros/atl1c/atl1c_main.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 36d3783ebfa0..1bf5bbfe778e 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -727,6 +727,8 @@ static const struct atl1c_platform_patch plats[] __devinitdata = { static void __devinit atl1c_patch_assign(struct atl1c_hw *hw) { + struct pci_dev *pdev = hw->adapter->pdev; + u32 misc_ctrl; int i = 0; hw->msi_lnkpatch = false; @@ -741,6 +743,18 @@ static void __devinit atl1c_patch_assign(struct atl1c_hw *hw) } i++; } + + if (hw->device_id == PCI_DEVICE_ID_ATHEROS_L2C_B2 && + hw->revision_id == L2CB_V21) { + /* config acess mode */ + pci_write_config_dword(pdev, REG_PCIE_IND_ACC_ADDR, + REG_PCIE_DEV_MISC_CTRL); + pci_read_config_dword(pdev, REG_PCIE_IND_ACC_DATA, &misc_ctrl); + misc_ctrl &= ~0x100; + pci_write_config_dword(pdev, REG_PCIE_IND_ACC_ADDR, + REG_PCIE_DEV_MISC_CTRL); + pci_write_config_dword(pdev, REG_PCIE_IND_ACC_DATA, misc_ctrl); + } } /** * atl1c_sw_init - Initialize general software structures (struct atl1c_adapter) @@ -768,7 +782,7 @@ static int __devinit atl1c_sw_init(struct atl1c_adapter *adapter) hw->device_id = pdev->device; hw->subsystem_vendor_id = pdev->subsystem_vendor; hw->subsystem_id = pdev->subsystem_device; - AT_READ_REG(hw, PCI_CLASS_REVISION, &revision); + pci_read_config_dword(pdev, PCI_CLASS_REVISION, &revision); hw->revision_id = revision & 0xFF; /* before link up, we assume hibernate is true */ hw->hibernate = true; |