Commit 4fc36352 authored by Huang, Xiong's avatar Huang, Xiong Committed by David S. Miller
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atl1c: Disable L0S when no cable link

L0S might be unstable if no cable link, only enable it when link up.
Signed-off-by: default avatarxiong <>
Tested-by: default avatarLiu David <>
Signed-off-by: default avatarDavid S. Miller <>
parent 5e5c0964
......@@ -1326,7 +1326,7 @@ static void atl1c_set_aspm(struct atl1c_hw *hw, u16 link_speed)
/* L0S/L1 enable */
if (hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT)
if ((hw->ctrl_flags & ATL1C_ASPM_L0S_SUPPORT) && link_speed != SPEED_0)
if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT)
pm_ctrl_data |= PM_CTRL_ASPM_L1_EN | PM_CTRL_MAC_ASPM_CHK;
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