diff options
Diffstat (limited to 'drivers/net/e1000e/netdev.c')
| -rw-r--r-- | drivers/net/e1000e/netdev.c | 29 |
1 files changed, 24 insertions, 5 deletions
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 8a3145e9aa3e..4deb67d98e36 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -58,6 +58,8 @@ char e1000e_driver_name[] = "e1000e"; const char e1000e_driver_version[] = DRV_VERSION; +static void e1000e_disable_aspm(struct pci_dev *pdev, u16 state); + static const struct e1000_info *e1000_info_tbl[] = { [board_82571] = &e1000_82571_info, [board_82572] = &e1000_82572_info, @@ -5384,7 +5386,7 @@ static void __e1000e_disable_aspm(struct pci_dev *pdev, u16 state) pci_write_config_word(pdev->bus->self, pos + PCI_EXP_LNKCTL, reg16); } #endif -void e1000e_disable_aspm(struct pci_dev *pdev, u16 state) +static void e1000e_disable_aspm(struct pci_dev *pdev, u16 state) { dev_info(&pdev->dev, "Disabling ASPM %s %s\n", (state & PCIE_LINK_STATE_L0S) ? "L0s" : "", @@ -5404,13 +5406,19 @@ static int __e1000_resume(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + u16 aspm_disable_flag = 0; u32 err; + if (adapter->flags2 & FLAG2_DISABLE_ASPM_L0S) + aspm_disable_flag = PCIE_LINK_STATE_L0S; + if (adapter->flags2 & FLAG2_DISABLE_ASPM_L1) + aspm_disable_flag |= PCIE_LINK_STATE_L1; + if (aspm_disable_flag) + e1000e_disable_aspm(pdev, aspm_disable_flag); + pci_set_power_state(pdev, PCI_D0); pci_restore_state(pdev); pci_save_state(pdev); - if (adapter->flags2 & FLAG2_DISABLE_ASPM_L1) - e1000e_disable_aspm(pdev, PCIE_LINK_STATE_L1); e1000e_set_interrupt_capability(adapter); if (netif_running(netdev)) { @@ -5654,11 +5662,17 @@ static pci_ers_result_t e1000_io_slot_reset(struct pci_dev *pdev) struct net_device *netdev = pci_get_drvdata(pdev); struct e1000_adapter *adapter = netdev_priv(netdev); struct e1000_hw *hw = &adapter->hw; + u16 aspm_disable_flag = 0; int err; pci_ers_result_t result; + if (adapter->flags2 & FLAG2_DISABLE_ASPM_L0S) + aspm_disable_flag = PCIE_LINK_STATE_L0S; if (adapter->flags2 & FLAG2_DISABLE_ASPM_L1) - e1000e_disable_aspm(pdev, PCIE_LINK_STATE_L1); + aspm_disable_flag |= PCIE_LINK_STATE_L1; + if (aspm_disable_flag) + e1000e_disable_aspm(pdev, aspm_disable_flag); + err = pci_enable_device_mem(pdev); if (err) { dev_err(&pdev->dev, @@ -5799,12 +5813,17 @@ static int __devinit e1000_probe(struct pci_dev *pdev, resource_size_t flash_start, flash_len; static int cards_found; + u16 aspm_disable_flag = 0; int i, err, pci_using_dac; u16 eeprom_data = 0; u16 eeprom_apme_mask = E1000_EEPROM_APME; + if (ei->flags2 & FLAG2_DISABLE_ASPM_L0S) + aspm_disable_flag = PCIE_LINK_STATE_L0S; if (ei->flags2 & FLAG2_DISABLE_ASPM_L1) - e1000e_disable_aspm(pdev, PCIE_LINK_STATE_L1); + aspm_disable_flag |= PCIE_LINK_STATE_L1; + if (aspm_disable_flag) + e1000e_disable_aspm(pdev, aspm_disable_flag); err = pci_enable_device_mem(pdev); if (err) |