diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c')
-rw-r--r-- | drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c index 207f68f..51ee8ad 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_82599.c @@ -49,6 +49,7 @@ static s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, ixgbe_link_speed speed, bool autoneg_wait_to_complete); +static void ixgbe_stop_mac_link_on_d3_82599(struct ixgbe_hw *hw); static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, bool autoneg_wait_to_complete); static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, @@ -432,6 +433,24 @@ out: } /** + * ixgbe_stop_mac_link_on_d3_82599 - Disables link on D3 + * @hw: pointer to hardware structure + * + * Disables link, should be called during D3 power down sequence. + * + */ +static void ixgbe_stop_mac_link_on_d3_82599(struct ixgbe_hw *hw) +{ + u32 autoc2_reg; + + if (!hw->mng_fw_enabled && !hw->wol_enabled) { + autoc2_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC2); + autoc2_reg |= IXGBE_AUTOC2_LINK_DISABLE_ON_D3_MASK; + IXGBE_WRITE_REG(hw, IXGBE_AUTOC2, autoc2_reg); + } +} + +/** * ixgbe_start_mac_link_82599 - Setup MAC link settings * @hw: pointer to hardware structure * @autoneg_wait_to_complete: true when waiting for completion is needed @@ -2477,6 +2496,7 @@ static struct ixgbe_mac_operations mac_ops_82599 = { .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie, .read_analog_reg8 = &ixgbe_read_analog_reg8_82599, .write_analog_reg8 = &ixgbe_write_analog_reg8_82599, + .stop_link_on_d3 = &ixgbe_stop_mac_link_on_d3_82599, .setup_link = &ixgbe_setup_mac_link_82599, .set_rxpba = &ixgbe_set_rxpba_generic, .check_link = &ixgbe_check_mac_link_generic, |