e1000: handle manageability for pci-e adapters at PHY powerdown
When powering down the PHY (if WoL is disabled) we should only check copper PHY's and handle PCI-E adapters differently. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
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@ -512,25 +512,48 @@ void e1000_power_up_phy(struct e1000_adapter *adapter)
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static void e1000_power_down_phy(struct e1000_adapter *adapter)
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static void e1000_power_down_phy(struct e1000_adapter *adapter)
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{
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{
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boolean_t mng_mode_enabled = (adapter->hw.mac_type >= e1000_82571) &&
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/* Power down the PHY so no link is implied when interface is down *
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e1000_check_mng_mode(&adapter->hw);
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* The PHY cannot be powered down if any of the following is TRUE *
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/* Power down the PHY so no link is implied when interface is down
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* The PHY cannot be powered down if any of the following is TRUE
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* (a) WoL is enabled
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* (a) WoL is enabled
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* (b) AMT is active
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* (b) AMT is active
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* (c) SoL/IDER session is active */
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* (c) SoL/IDER session is active */
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if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
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if (!adapter->wol && adapter->hw.mac_type >= e1000_82540 &&
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adapter->hw.mac_type != e1000_ich8lan &&
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adapter->hw.media_type == e1000_media_type_copper) {
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adapter->hw.media_type == e1000_media_type_copper &&
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!(E1000_READ_REG(&adapter->hw, MANC) & E1000_MANC_SMBUS_EN) &&
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!mng_mode_enabled &&
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!e1000_check_phy_reset_block(&adapter->hw)) {
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uint16_t mii_reg = 0;
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uint16_t mii_reg = 0;
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switch (adapter->hw.mac_type) {
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case e1000_82540:
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case e1000_82545:
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case e1000_82545_rev_3:
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case e1000_82546:
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case e1000_82546_rev_3:
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case e1000_82541:
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case e1000_82541_rev_2:
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case e1000_82547:
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case e1000_82547_rev_2:
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if (E1000_READ_REG(&adapter->hw, MANC) &
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E1000_MANC_SMBUS_EN)
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goto out;
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break;
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case e1000_82571:
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case e1000_82572:
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case e1000_82573:
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case e1000_80003es2lan:
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case e1000_ich8lan:
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if (e1000_check_mng_mode(&adapter->hw) ||
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e1000_check_phy_reset_block(&adapter->hw))
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goto out;
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break;
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default:
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goto out;
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}
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e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
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e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &mii_reg);
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mii_reg |= MII_CR_POWER_DOWN;
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mii_reg |= MII_CR_POWER_DOWN;
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e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
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e1000_write_phy_reg(&adapter->hw, PHY_CTRL, mii_reg);
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mdelay(1);
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mdelay(1);
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}
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}
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out:
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return;
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}
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}
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void
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void
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