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authorHuang, Xiong <xiong@qca.qualcomm.com>2012-04-30 19:38:57 +0400
committerDavid S. Miller <davem@davemloft.net>2012-05-01 05:44:16 +0400
commit4fc363528c063e247bc2a0aed868873337b69d3e (patch)
tree1a2986c9084551372cc245821eef71e9e58c92f2 /drivers/net/ethernet/atheros/atl1c
parent5e5c0964d9b93debb040431b5036d28fe8b19136 (diff)
downloadlinux-4fc363528c063e247bc2a0aed868873337b69d3e.tar.xz
atl1c: Disable L0S when no cable link
L0S might be unstable if no cable link, only enable it when link up. Signed-off-by: xiong <xiong@qca.qualcomm.com> Tested-by: Liu David <dwliu@qca.qualcomm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/atheros/atl1c')
-rw-r--r--drivers/net/ethernet/atheros/atl1c/atl1c_main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
index e6c62d0aff05..05ce8ec64956 100644
--- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
+++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
@@ -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)
pm_ctrl_data |= PM_CTRL_ASPM_L0S_EN | PM_CTRL_MAC_ASPM_CHK;
if (hw->ctrl_flags & ATL1C_ASPM_L1_SUPPORT)
pm_ctrl_data |= PM_CTRL_ASPM_L1_EN | PM_CTRL_MAC_ASPM_CHK;