e1000e: do not initiate autonegotiation during OEM configuration
When configuring the OEM bits in the PHY on 82577/82578, do not restart autonegotiation if the firmware is blocking it (e.g. when an IDE-R session is active) because the link must not go down. Signed-off-by: Bruce Allan <bruce.w.allan@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -1118,7 +1118,8 @@ static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
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oem_reg |= HV_OEM_BITS_LPLU;
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}
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/* Restart auto-neg to activate the bits */
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oem_reg |= HV_OEM_BITS_RESTART_AN;
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if (!e1000_check_reset_block(hw))
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oem_reg |= HV_OEM_BITS_RESTART_AN;
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ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg);
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out:
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