diff options
Diffstat (limited to 'drivers/net/e1000e/phy.c')
| -rw-r--r-- | drivers/net/e1000e/phy.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c index e23459cf3d0..d8453946bff 100644 --- a/drivers/net/e1000e/phy.c +++ b/drivers/net/e1000e/phy.c @@ -2737,6 +2737,11 @@ s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw) if (hw->phy.type != e1000_phy_82578) goto out; + /* Do not apply workaround if in PHY loopback bit 14 set */ + hw->phy.ops.read_phy_reg(hw, PHY_CONTROL, &data); + if (data & PHY_CONTROL_LB) + goto out; + /* check if link is up and at 1Gbps */ ret_val = hw->phy.ops.read_phy_reg(hw, BM_CS_STATUS, &data); if (ret_val) |