diff options
| -rw-r--r-- | drivers/net/e1000/e1000_main.c | 41 |
1 files changed, 32 insertions, 9 deletions
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index aaadb2bb0763..fd30161d2f12 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -512,25 +512,48 @@ void e1000_power_up_phy(struct e1000_adapter *adapter) static void e1000_power_down_phy(struct e1000_adapter *adapter) { - boolean_t mng_mode_enabled = (adapter->hw.mac_type >= e1000_82571) && - e1000_check_mng_mode(&adapter->hw); - /* Power down the PHY so no link is implied when interface is down - * The PHY cannot be powered down if any of the following is TRUE + /* Power down the PHY so no link is implied when interface is down * + * The PHY cannot be powered down if any of the following is TRUE * * (a) WoL is enabled * (b) AMT is active * (c) SoL/IDER session is active */ if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 && - adapter->hw.mac_type != e1000_ich8lan && - adapter->hw.media_type == e1000_media_type_copper && - !(E1000_READ_REG(&adapter->hw, MANC) & E1000_MANC_SMBUS_EN) && - !mng_mode_enabled && - !e1000_check_phy_reset_block(&adapter->hw)) { + adapter->hw.media_type == e1000_media_type_copper) { uint16_t mii_reg = 0; + + switch (adapter->hw.mac_type) { + case e1000_82540: + case e1000_82545: + case e1000_82545_rev_3: + case e1000_82546: + case e1000_82546_rev_3: + case e1000_82541: + case e1000_82541_rev_2: + case e1000_82547: + case e1000_82547_rev_2: + if (E1000_READ_REG(&adapter->hw, MANC) & + E1000_MANC_SMBUS_EN) + goto out; + break; + case e1000_82571: + case e1000_82572: + case e1000_82573: + case e1000_80003es2lan: + case e1000_ich8lan: + if (e1000_check_mng_mode(&adapter->hw) || + e1000_check_phy_reset_block(&adapter->hw)) + goto out; + break; + default: + goto out; + } e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg); mii_reg |= MII_CR_POWER_DOWN; e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg); mdelay(1); } +out: + return; } void |
